Optimization of media presentations
A method that optimizes multimedia content for transmission is described. The method includes: calculating (320) an available bandwidth associated with a transmission path from a source device to a destination device; retrieving (330) a multimedia content item; optimizing (360) the multimedia content item for transmission over the available bandwidth; and collecting (380) feedback associated with presentation of the multimedia content item. ... Thomson Licensing
The present disclosure generally relates to a method for reducing the coding artefact of at least one pixel of a view (170) belonging to a matrix of views (17) obtained from light-field data associated with a scene. According to present disclosure, the method is implemented by a processor and comprises for each said at least one pixel: —from said matrix of views (17), obtaining (51) at least one epipolar plane image (epi) associated with said pixel, —applying (52) an artefact filtering on pixels of said epipolar plane image (epi), —redistributing (53) the filtered pixels of the epipolar plane image in the matrix of views (17).. ... Thomson Licensing
Method and apparatus for intra prediction in video encoding and decoding
Method and apparatus for intra prediction in video encoding and decoding a method and an apparatus for video encoding and decoding, and more particularly, a method and an apparatus for performing intra prediction using reference sample portion having a thickness of at least two pixels and intra prediction modes based on such reference sample portion the intra-prediction mode may specify a direction and a propagation model for determining the manner of propagating samples in the prediction block. Using a reference sample portion having a thickness of at least two pixels allows the variations in the pixel values to be used in propagating the samples in the prediction block.. ... Thomson Licensing
Method for encoding and method for decoding a colour transform and corresponding devices
A method for encoding a colour transform is disclosed that comprises encoding first parameters representative of video signal characteristics of colour output decoded pictures remapped by said at least one color transform and encoding second parameters representative of said at least one colour transform.. . ... Thomson Licensing
Inducing a particular behavior/process among a set of pre-determined behaviors/processes by implicitly signaling the selection of the particular behavior/process though a particular combination of specific values of said set of information data driven the process. Typically, enables re-using parameters already carried with a signal to signal how those parameters are used by a specific process.. ... Thomson Licensing
Device and method for forwarding connections
A method for forwarding a connection at an interconnecting device is described. The method includes receiving from an originating device an incoming connection at an incoming port, determining by at least one hardware processor whether port translation is implemented for the incoming port, in case port translation is implemented for the incoming port, returning to the originating device by the at least one hardware processor a challenge intended to distinguish humans from computers, verifying by the at least one hardware processor that a response received in response to the challenge is a correct response to the challenge, and, in case the response is is a correct response to the challenge, forwarding, by the at least one hardware processor, the connection to a translated port corresponding to the incoming port according to the port translation.. ... Thomson Licensing
Device and method for immersive visual representations and individual head equipment
A device for immersive visual representations to a user of virtual scenes, inside a helmet enabling head movements, receives information related to positions of the user's eyes with respect to the helmet, determines visual generation parameters of the virtual scenes in function of that information, and provides those parameters for carrying out the immersive visual representations in the helmet based on those parameters. The device further determines the visual generation parameters so as to spatially adjust continuously the representations of the virtual scenes in function of the positions of the user's eyes. ... Thomson Licensing
Wlan user quality of experience control in a multi-access point environment
A method (30) and system (10) for controlling wireless local area network (wlan) user quality in a multi-access point environment is provided. In order to ensure good quality of service/user experience in a multi-access point wi-fi™ setup in which a user roams with a station (14), the access points (11, 12) continuously or at intervals assess the wireless environment's quality and report to a control entity (13). ... Thomson Licensing
A method for analyzing a wireless link (3) of a wireless node of a customer premises equipment (cpe) device (1) during operation of the cpe device comprises: performing an active test, during which a data transmission is forced through the wireless link, to obtain a first set of parameters, and performing before or after the active test a passive test, which is a monitoring ode during which a data transmission of the cpe device is monitored, to obtain a second set of parameters. In particular, based on the first set of parameters, it is determined whether and to which extent the wireless link is in an uncertainty zone, and based on the second set of parameters, the decision is made to assign an observed decrease in a measured data rate to physics effects or to interference effects.. ... Thomson Licensing
Aspects pertaining to binge watching of content by a viewer
Various methods, apparatuses, and computer-readable medium are described herein. A device (1002) may provide a content recommendation (310) to a viewer based on a profile (202) of the viewer. ... Thomson Licensing
Methods, systems and apparatus for playing back power saving media content
A method for adjusting power consumption of playing back a media content is presented. The method comprises receiving media content having first and second media segments; playing back the first media segment with a first number of frames different from a second number of frames in the first media segment; and playing back the second media segment, wherein the first number is determined according to average power of the first media segment and average power of the media content.. ... Thomson Licensing
Determination of a colocated luminance sample of a color component sample, for hdr coding/decoding
A method for determining a luminance value used to process color samples in a decoder or encoder is provided comprising determining (33, 44) a luminance sample associated with a chroma sample position in a common space; and applying (34, 492) the determined luminance sample in a process that depends on luminance that is being applied to the chroma sample.. . ... Thomson Licensing
Gateway and method for gateway performance monitoring
A plurality of watcher gateways in a network measure network characteristics of target gateways. The watcher gateways can elect a leader and send the measurements to the leader that verifies the consistency of and concatenates the measurements, preferably in a predetermined order, before hashing the concatenation. ... Thomson Licensing
Method and apparatus for data transfer between network devices
A method and an apparatus for data transfer between network devices are suggested. It is proposed to introduce a network file transfer protocol into the data transfer between a nms and a ne in order to improve the communication efficiency there between. ... Thomson Licensing
An antenna switching arrangement for a mobile device and a mobile device comprising the antenna switching arrangement. The arrangement comprises multiple radio frequency switches that are operably configured to couple either an internal antenna and/or an external antenna to a set of receivers and/or transmitters in the mobile device for indoor or outdoor operation.. ... Thomson Licensing
A method, performed by a touch screen device, for delineating an object in an image is disclosed. The method comprises obtaining, from a user input, a band around the object wherein at least one characteristic of the band depends on the presence of artifacts in the neighborhood of the object to delineate. ... Thomson Licensing
Method (1000) of providing power saving information for media content is described including receiving (1010) media content comprising a plurality of media segments, determining (1020) a power consumption indicator for a media segment of the plurality of media segments, determining (1030) power saving information for the media segment based on the power consumption indicator for the media segment and providing (1040) the power saving information. Method (1100) of receiving power saving information for media content is described including receiving (1110) power saving information for a media segment in a media content, applying (1120) said power saving information to the media segment to generate a power adjusted media content and providing (1130) the power adjusted media content. ... Thomson Licensing
The present disclosure generally relates to a method for predicting at least one block of pixels of a view (170) belonging to a matrix of views (17) obtained from light-field data belong with a scene, according to present disclosure, the method is implemented by a processor and comprises for at least one pixel to predict of said block of pixels: —from said matrix of views (17), obtaining (51) at least one epipolar plane image (epi) belong with said at least one pixel to predict, —among a set of bidirectional prediction modes, determining (52) at least one optimal bidirectional prediction mode from a set of previous reconstructed pixels neighbouring said at least one pixel to predict in said at least one epipolar plane image, —extrapolating (53) a prediction value of said at least one pixel to predict by using said at least one optimal bidirectional prediction mode.. . ... Thomson Licensing
Because human eyes may become less sensitive to dark areas around very bright areas in a video (known as glare masking), we may use coarser quantization in such dark areas. Considering the extra distortion that human eyes can tolerate in a block with glare masking, a quantization ratio for the block can be calculated. ... Thomson Licensing
Synchronization of two video streams that have been processed in different ways is achieved by generation of logical maps representative of characteristics, such as differences, between sample values and their spatial neighbors in a current stream and in a reference stream. For samples in a current stream and co-located samples in the reference stream, logical maps are generated. ... Thomson Licensing
A method for inverse tone mapping is provided. The method comprising obtaining a digital image in a color space wherein the luminance is separate from the chrominance, determining a base luminance of pixels in the digital image, determining a detail enhancement map, determining a pixel expansion exponent map, determining an edge map of the image, inverse tone mapping luminance of image based on edge map, pixel expansion map and base luminance, and providing an expanded dynamic range image based on the inverse tone mapped luminance.. ... Thomson Licensing
The present disclosure is directed towards having a user interface that displays a number of cards or windows. A user can implement a command where the user interface will automatically change the position of the displayed cards to show regions of interest which are the parts of the cards that a user may have interested in. ... Thomson Licensing
An augmented reality (ar) interactive system and method is provided. In one embodiment the systems comprises a head mounted user interface configured to receive user input, a processor configured to manage data based on user input, a camera and a display. ... Thomson Licensing
There are several types of plenoptic devices and camera arrays available on the market, and all these light field acquisition devices have their proprietary file format. However, there is no standard supporting the acquisition and transmission of multi-dimensional information. ... Thomson Licensing
A method and an apparatus for volume control of a digital television program are disclosed. The method comprises determining whether the content comprises both video data and audio data. ... Thomson Licensing
The present disclosure is directed to apparatuses and methods for providing network addressability for one or more logical entities associated with a communication interface of a tangible device in a network. In one aspect of the present disclosure, a media access control address of a communication interface is converted to an internet protocol address for a logical entity associated with the communication interface. ... Thomson Licensing
The present disclosure is directed to apparatuses and methods for providing network addressability for one or more logical entities associated with a communication interface of a tangible device in a network. In one aspect of the present disclosure, a media access control address of a communication interface is converted to an internet protocol address for a logical entity associated with the communication interface. ... Thomson Licensing
A glossy part of a radiation coming from a surface illuminated by area light source(s) (21) having source surface(s) (a) bounded by edge curves (210) is estimated, by determining one or more integrand function(s) representative of that glossy part, the latter corresponding to an integration of the integrand function along the edge curves. In this respect, the integrand function(s) is/are approximated by means of at least one ellipsoid-based-peak-shape function(s) having a null first derivative at integration domain bounds, and the glossy part is computed from one or more analytical expression associated with integrations of the ellipsoid-based-peak-shape function(s) along the edge curves.. ... Thomson Licensing
A method for detecting interferences in wireless networks is disclosed. A salient idea is to use a first access point for detecting an interference disturbing a wireless device associated with a second access point, wherein the device at the origin of the interference is in the range of the first access point, but not in the range of the second access point. ... Thomson Licensing
A camera of a smart phone used by a first participant in a videoconference generates a video signal containing an image of a first participant. The video signal is transmitted via a communication network. ... Thomson Licensing
The present disclosure is directed to an apparatus (300) and method (400, 600) for controlling a filter circuit (500) in a signal communication device (300). The apparatus (300) and method (400, 600) of the present disclosure receives (410) an indication of a plurality of channels used to transmit upstream communication signals in an upstream communication portion of a frequency range. ... Thomson Licensing
For rendering a specular part of a surface illuminated by an area light source (a), a viewing reflection vector (r) associated with an image to be rendered at a shading point (x) is established. For each spherical edge uiui+1 of a projected area consisting in a projection of the light source onto a unit sphere centered on the shading point, a local radiance is established by: establishing a normalized projection vector s of the viewing reflection vector onto a plane defined by edge uiui+1 and the shading point determining if point s associated with vector s lies inside uiui+1, and if so, performing a halfway transform of ui; s and ui+1 and an edge integral on ui; s and s, ui+1. ... Thomson Licensing
An electronic device, such as a set top box comprises an enclosure that houses a circuit board having a peripheral edge positioned in the set top box. A heat sink has orientation features on its periphery that contact and orient the circuit board. ... Thomson Licensing
Apparatus providing a thermal interface includes a printed circuit board configured to be thermally coupled to a component to dissipate heat from the printed circuit board and including a surface to be thermally coupled to a surface of the component with a thermally conductive substance such as a thermal putty included in a region between the surface of the printed circuit board and the surface of the component and the surface of the printed circuit board includes a pattern of features configured to decrease migration of the thermal putty out of the region.. . ... Thomson Licensing
A method is disclosed that comprises: obtaining (s10) a video from a stream; obtaining (s12) information representative of one version of color mapping information; determining (s14) a color mapping information responsive to said information representative of one version; and color mapping (s16) the decoded video with said determined color mapping information.. . ... Thomson Licensing
Network equipment configured to operate a plurality of network functions and to receive data packets from at least one device is described. The network equipment includes at least one classifier configured to receive a data packet from one device and to modify, before processing by at least one network function, the data packet by adding an additional header having at least one offset field and one data field for listing at least one identifier, each identifier identifying one of the network functions.. ... Thomson Licensing
A method for 3d reconstruction of an object from a sequence of images, a computer readable medium and an apparatus (20, 30) configured to perform 3d reconstruction of an object from a sequence of images. A point cloud generator (23) generates (10) a point cloud of the object from a sequence of images. ... Thomson Licensing
A proximity detector includes a transmitting antenna producing, in accordance with a first radio frequency (rf) signal, an electro-magnetic field. A receiving antenna produces a first component of a second rf signal from an unscattered portion of the electro-magnetic field and produces a second component of the second rf signal from a scattered portion of the electro-magnetic field that is scattered by a user body exposed to the electro-magnetic field. ... Thomson Licensing
The present disclosure generally relates to a method for signaling, in a bitstream representing a ldr picture and an illumination picture both obtained from an hdr picture, both a picture/video format of a decoded version of said ldr picture, called an output ldr format, and a picture/video format of a decoded version of said hdr picture, called an output hdr format, the method comprising encoding in the bitstream a first syntax element defining the output ldr format. The method is characterized in that it further comprises encoding in the bitstream a second syntax element which is distinct from the first syntax element and which defines the output hdr format. ... Thomson Licensing
A method for processing a 3d scene and a corresponding apparatus are disclosed. A 3d position of at least one-point light source of the 3d scene is determined from information representative of 3d geometry of the scene. ... Thomson Licensing
The present principles relates to a method and device for tone-mapping an input picture by using a parametric tone-adjustment function. The method is characterized in that the method comprises determining at least one parameter of said tone-adjustment function modulated by a brightness level of the input picture.. ... Thomson Licensing
An automated creation of a summary video based on video segments extracted from several videos by using a social network of viewers and a social curve specified by a user in order to select and order the video segments. A social network of viewers (influence scores, experts) may be used to establish metrics for video segments. ... Thomson Licensing
There is provided a method, apparatus and system for indexing content based on relative time information. The method, apparatus and system include determining relative time information of at least one of a time interval of at least a portion of the content and an event occurring in the content, generating time metadata that indexes in absolute time the determined relative time information and communicating the time metadata for storage. ... Thomson Licensing
A method and device for determining a trajectory of a first camera in a three-dimensional scene, the 3d scene including at least one object of interest, a pose information being associated with the at least one object of interest. The method includes determining a set of points of the 3d scene, the set of points representative of a collision-free space of the 3d scene; and determining the trajectory in the 3d scene, the trajectory having a starting point and an ending point, the trajectory being defined with a plurality of points selected within the set, the plurality of points being selected according to a difference of the pose information defined in an image space between pairs of selected points from the starting point to the ending point, the image space being associated with an image of at least a part of the scene acquired with the first camera.. ... Thomson Licensing
In a particular implementation, a user environment space for haptic feedback and interactivity (hapspace) is proposed. In one embodiment, the hapspace is a virtual space attached to the user and is defined by the maximum distance that the user's body can reach. ... Thomson Licensing
In some cases, an iptv client may send multiple igmp report/join requests to an iptv gateway, primarily due to a system or software failure. This may flood the iptv client device with unwanted streaming data. ... Thomson Licensing
Playback of content is modified by the application of an operation that is determined in response to a received control signal. The operation performed for the content is determined by the time position in the playback of the content where the presence of the time position in different time segments of the content will have different corresponding operations performed.. ... Thomson Licensing
A method for accelerating channel changes from a previous channel to a new channel in a video decoding device is proposed. A salient idea is to monitor the time intervals between channel change events so as to detect when a user is looking forward quickly browsing a set of tv channels. ... Thomson Licensing
A method comprises, building (s715) a first intermediate patch of a low dynamic range; building (s725) a second intermediate patch of a high dynamic range; building (s735) a patch by applying a transfer function to a transformed initial patch of the base layer in a transform domain and then applying an inverse transform to the resulting patch so as to return in a pixel domain; predicting (s740) a prediction of the current block of the enhancement layer by extracting a block from the patch; and encoding a residual error between the current block of the enhancement layer and the prediction of the current block of the enhancement layer.. . ... Thomson Licensing
A switch device for use in a gateway equipment and a gateway equipment comprising the switch device are suggested. The suggested switch comprises a foreign exchange station (fxs) port configured to be connected to a telephone set, a foreign exchange office (fxo) port connected to communicate analog voice signals with an external network, and a voice over internet protocol (voip) unit configured to communicate digital data signals with the external network and enable a voip call using the digital data signals. ... Thomson Licensing
First user terminal (4) comprising: a collector module operable to collect from at least one second user terminal (4, 6, 8) an address of at least one web page accessed by the second user terminal (4, 6, 8), said address being associated with a scope; and a profile manager operable to build a profile of the user on the basis of the collected address and the scope.. . ... Thomson Licensing
An initialization method for use in an 12c system is suggested. The 12c system comprises at least a master device and a slave device, which are interconnected via an 12c bus comprising a serial clock (scl) line and a serial data (sda) line. ... Thomson Licensing
Efficient audio/video data storing is proposed. An audio/video stream is recorded in a shared storage zone on behalf of a plurality of client processes or client devices. ... Thomson Licensing
A method and device of encoding both a hdr picture (ihdr) and a first sdr picture (isdr1) obtained from said hdr picture, in at least one bitstream (f1, f2, f3, f4). The method comprises: —obtaining (210) a second sdr picture (isdr2) by tone-mapping the hdr picture (ihdr); —obtaining (230) a color mapping function (cmf) that allows the mapping of the colors of the second sdr picture (isdr2) onto the colors of a third sdr picture (isdr3) obtained (220) from the first sdr picture (isdr1); —encoding (240), in a bitstream, an information (inf) representative of the color mapping function; and —encoding (260), in a bitstream, a fourth sdr picture (isdr4) obtained (250) from the first sdr picture (isdr1). ... Thomson Licensing
A method for inserting a logo into a stereo video image to generate an overlaid stereo image, the method comprising: detecting presence of stereo pictures in the video image and, when stereo pictures are detected, determining the 3d format of said stereo pictures, said 3d format being a stereo spatially multiplexed format; generating a stereo logo comprising stereo spatially multiplexed logo pictures including a representation of the logo, said stereo spatitally multiplexed logo pictures being arranged in said 3d format; and combining the stereo logo and the video image to generate the overlaid stereo image in said 3d format.. . ... Thomson Licensing
For the mapping in a non-linear color space of source colors belonging to a same constant-hue leaf, instead of using a lightness mapping function based only on a cusp lightness condition stating that a source cusp color of this leaf should be mapped into a corresponding target cusp color of this leaf, it is proposed to build such a function also on other source cusp color(s) and other target cusp color(s) having hues different from that of said leaf. Preferably, the hue interval in which these other colors are considered is representative of the curvature of the non-linear color space at the position of colors of this constant-hue leaf.. ... Thomson Licensing
A gateway, a diagnosing method of gateway and a computer program product capable of enhancing security of the gateway with cheap and simple measure. The diagnosing method (200) of gateway comprises: identifying an abnormal behavior of the gateway (s210); and notifying the identified abnormal behavior to at least one terminal device (s220). ... Thomson Licensing
A state of a user (user's state) may be determined. Such user states may include an engagement level of the user, an awakeness level of the user, a satisfaction level of the user, a lack of frustration level of the user, emotional level of the user, and/or any other user state. ... Thomson Licensing
Seamless localization of multiple devices, by matching overlaps between images captured by the devices. A first device (201) sends a request (300) to other devices (211, 221, 231), receives the images captured by their cameras (311, 312, 313) and rotates them according to the orientations of the capture devices towards a determined direction. ... Thomson Licensing
The present invention generally relates to an apparatus and a method for obtaining a registration error map representing a level of sharpness of an image. Many methods are known which allow determining the position of a camera with respect to an object, based on the knowledge of a 3d model of the object and the intrinsic parameters of the camera. ... Thomson Licensing
A method and an apparatus utilize communication devices and systems and/or internet of things (iot) devices and systems to track a person's user interaction events, store them, and process the individual events or the accumulated history of these events for computing and generating an indicator of the level of user isolation for the tracked individual. During the monitoring and processing of the events, when the generated indicator meets or exceeds a predetermined value, an alert can be generated to notify the individual's friends, relatives, associates, or other identified persons to initiate contact with the senior.. ... Thomson Licensing
A method of reducing a large amount of media into a sub-group of high quality images in order to capture the diversity of an event. The present invention teaches a method of reducing a plurality of media into clusters in response to time and place. ... Thomson Licensing
Ways to generate and utilize bookmarks in association with media content are described. Each bookmark may be associated with a user (210 or 320). ... Thomson Licensing
The present disclosure relates to methods and apparatus for encoding and decoding pixel lists of an image. The pixels of an image are clustered according to at least one relationship. ... Thomson Licensing
There is disclosed a method and a device for data transmission. The method comprises encapsulating a data stream to be transmitted into a plurality of packets; transmitting the plurality of packets in sequence; suspending transmission of the packets according to a first condition; and resuming transmission of remaining packets according to a second condition; wherein the suspending and the resuming are repeated until the transmission of all the packets is completed. ... Thomson Licensing
In a method for consistently editing stereographs in warping at least part of a virtual 3d scene, a set of positional constraints is associated with a source and a target position of at least one constraint point in at least one specified depth layer of each of two specified stereographic images. The source and target positions in both images are respectively associated with semantic source and target point in the 3d scene. ... Thomson Licensing
A method, apparatus and system for facilitating navigation toward a region of interest in an extended scene of video content include determining a timeline including information regarding at least one region of interest in the video content and displaying, in a portion of the video content currently being displayed, a visual indicator indicating a direction in which to move in the video content to cause the display of the at least one region of interest. In one embodiment of the present principles a timeline is attached to the content and carries information evolving over time about the region(s) of interest. ... Thomson Licensing
A device and a method for controlling lighting conditions of a room. The room has at least one adjustable element that impacts the lighting conditions of the room. ... Thomson Licensing
A method and apparatus is provided comprising establishing communication between an infotainment processor and a device and selecting a plurality of critical elements e having parameter conditions to be met. The content communicated between information processor and the device is then tracked so as to detect when parameter conditions are triggered. ... Thomson Licensing
Cache (dane) located along a transmission path between client terminals (ct) and at least one server (se) and configured to receive requests from client terminals (ct) for segments of a multimedia content available at several representations, which comprises: —an interface of connection (1) for receiving, from a first client terminal, a first request for a preferred representation and at least one alternative representation of a given segment of said multimedia content; —a matching module (5) configured to determine if at least one ongoing representation of said given segment, already requested by the cache from a server for a further client terminal, matches the preferred representation or an alternative representation of the first request.. . ... Thomson Licensing
The disclosure relates to a method for encoding a sequence of frames with a first dynamic range. The method includes obtaining, for at least one frame with a first dynamic range of said sequence, at least one frame with a second dynamic range and at least one illumination map, the first dynamic range being higher than said second dynamic range, embedding the at least one illumination map within the at least one frame with a second dynamic range. ... Thomson Licensing
A video decoder, encoder, and corresponding methods for processing video data for an image block and a particular reference picture index to predict the image block are disclosed that utilize adaptive weighting of reference pictures to enhance video compression, where a decoder includes a reference picture weighting factor unit for determining a weighting factor corresponding to the particular reference picture index; an encoder includes a reference picture weighting factor assignor for assigning a weighting factor corresponding to the particular reference picture index; and a method for decoding includes receiving a reference picture index with the data that corresponds to the image block, determining a weighting factor for each received reference picture index, retrieving a reference picture for each index, motion compensating the retrieved reference picture, and multiplying the motion compensated reference picture by the corresponding weighting factor to form a weighted motion compensated reference picture.. . ... Thomson Licensing
Server and client devices and corresponding methods have been realized for adapting delivered video content to the contextual and environmental characteristics surrounding the rendering device. An exemplary client rendering device receives video content having a first dynamic range and a first color gamut. ... Thomson Licensing
A network equipment comprising at least one access point interface and configured to operate a plurality of network functions, the network equipment being configured to be in communication with at least one terminal belonging to a network. The network equipment includes at least one classifier configured to modify a data frame, coming from the one terminal and received by the access point interface, by replacing an address of the data frame with processing information.. ... Thomson Licensing
An antenna for use in a wireless system is described. The antenna includes a radiating element, at least one signal input portion and at least one signal output portion. ... Thomson Licensing
A method for harvesting an energy from a power cord is disclosed. The method includes mounting two electrodes around the power cord. ... Thomson Licensing
A 3d scene illuminated by light sources is rendered on an image grid by path tracing. At least one ray originating from each grid pixel is traced in the 3d scene until it meets an object at a crossing point, that ray is bounced towards one of the light sources, a visibility test is made for that ray between the crossing point and that light source, and a contribution of that light ray is added at the crossing point in carrying out the rendering at the concerned pixel. ... Thomson Licensing
A memory card reader interface with an improved thumb scoop or recess (208) for preventing improper insertion of a memory card is provided. The memory card reader interface of the present disclosure may be formed on a housing of an electronic or host device and includes a memory card slot having an opening in an outer surface of the housing configured to receive a memory card for insertion into the memory card slot. ... Thomson Licensing
Electronic devices having limited memory resources cannot function in a reliable manner when the memory resources have run out. In order to manage such a situation and keep the electronic device operating, a mechanism, called out of memory killer, may be implemented in the electronic device. ... Thomson Licensing
The principles disclose a method enabling a video zooming feature while playing back or capturing a video signal on a device (100). A typical example of device implementing the method is a handheld device such as a tablet or a smartphone. ... Thomson Licensing
An optical system and method is provided for a virtual reality head-mounted display. In one embodiment, the system comprises a housing for mounting on a users head and coupled with the display, the housing permitting viewing focus on the display and a sensor operatively coupled with said housing and configured to detect a first change in a position of said housing from a first position to a second position, and detect a second change in a position of said housing greater than said first change. ... Thomson Licensing
Aspects of present principles are directed to methods and apparatus for tone mapping a high dynamic range image. The apparatus includes a processor for performing the following and the method includes the following: obtaining a luminance component of the high dynamic range image; determining an hdr-to-hdr tone mapper curve; determining a tone compressed image by applying the hdr-to-hdr tone mapper curve to the luminance component of the high dynamic range image; wherein the hdr-to-hdr tone mapper curve comprises a linear part for dark and mid-tone levels, and a compressive non-linear part for highlights.. ... Thomson Licensing
A method and device for determining a first information representative of a point of interest of a large field-of-view content. To reach that aim, a second information representative of at least a viewing direction associated with at least a part of the large field-of-view content is obtained, a third information representative of an interest in the large field-of-view content is obtained, and the first information is determined from the second information and the third information.. ... Thomson Licensing
A method for detecting device replacement in a network is proposed. A salient idea is to monitor the connectivity of a plurality of devices connected to a home gateway over time, to compute a set of fingerprints at least associated with a device over time, wherein a fingerprint is representative of a usage by one user or a group of user over time. ... Thomson Licensing
The disclosure relates to method for storing and transmitting sparse matrices in compact way. When storing and manipulating sparse matrices on a device, it is beneficial and often necessary to use specialized algorithms and data structures that take advantage of the sparse structure of the matrix. ... Thomson Licensing
The present disclosure generally relates to a method and device for obtaining three color difference components from three components c1, c2 and c3 representing colors picture data in an input color space, a first of said color difference components being defined from the component c1, a second of said color difference components being defined from the first color difference component and the component c2, and a third of said color difference components being defined from the first color difference component and the component c3. The method is characterized in that it further comprises: —obtaining a first component by applying a process to the component c1; —obtaining said first color difference component by applying the inverse process to the first component.. ... Thomson Licensing
A method is proposed for 3d reconstruction of an environment of a mobile device comprising a camera. The method includes calculating a coarse 3d reconstruction of at least one of the environment by a first reconstruction method that takes into account first pictures of the at least one area captured by the camera, determining if at least one target part exists in the environment based on a detection of at least one object attribute taking into account at least one of the first pictures, calculating a refined 3d reconstruction of the at least one target part by a second reconstruction method that takes into account second pictures of the at least one target part captured by the camera, and aggregating the calculated reconstructions for providing the 3d reconstructionof the environment.. ... Thomson Licensing
A method for color mapping a video signal into a mapped video signal responsive to at least one color mapping function is disclosed. To this aim, at least one black point offset is determined responsive to a color encoding system of the video signal and to a color encoding system of the mapped video signal. ... Thomson Licensing
A device that is configured to generate reports to send to a server comprises at least one processor configured to generate the reports. Upon loss of connection, generated reports are stored in a buffer in memory of the device, capable of storing k reports. ... Thomson Licensing
A method for harvesting an energy from a power cord is disclosed. A salient idea of the present principles is to adapt the antenna of a wireless tag device, so as to harvest an energy from a power cord and to power the wireless tag with the harvested energy. ... Thomson Licensing
A retaining clip adapted to be applied to secure and/or compress e.g., a heat sink element, to one or more assemblies of an electronic device may include a first planar region having a first end (e.g., a top end), and a second end, e.g., opposite or distal to the first end (e.g., a bottom end); a second planar region on the second end of the first planar region; a third planar region on the first end of the first planar region; a v-shape bend on an end of the third planar region; and an l-shape bend on an end of the second planar region.. . ... Thomson Licensing
Apparatus and method for electronic card insertion detection in an electronic device includes, for example, a spring or detection element positioned in a cavity of the electronic card slot of the electronic device and the detection element being adapted so that changes in the temperature of the environment and/or the spring force of the detection element will not unintentionally dislodge or push out the electronic card from the electronic card slot.. . ... Thomson Licensing
. . The invention concerns transmission interfaces steering mechanisms in order to improve the transmission of data between communication devices embedding a plurality of transmission interfaces. Known band steering mechanisms do not provide an efficient traffic load balancing between the two frequency bands which leaves part of the wireless communication capacities unused. ... Thomson Licensing
A device for producing an image of a scene in which the moving elements have been removed while capturing the scene. The device captures a set of images through a camera, performs image analysis to remove the moving elements, generates an intermediate image and decides either to pursue the capture to obtain more data or to stop the capture when it considers the image satisfying. ... Thomson Licensing
A video capturing method and portable video capturing devices like smartphones, tablets, digital cameras or digital camcorders are disclosed. The method for displaying video frames on a display screen coupled to a portable video capturing device comprises displaying on the display screen, the video frames and a visual indicator indicating the orientation of the portable video capturing device in case where the orientation of said portable video capturing device is portrait or upside down landscape with respect to a reference orientation of said portable video capturing device and were said portable video capturing device is capturing at least one video frame.. ... Thomson Licensing
A device is provided that includes a plurality of walls and at least one holding slot on a wall for temporarily holding the printed circuit board during assembly of the device at an angle with respect to the wall.. . ... Thomson Licensing
A device is provided for vertical orientation during operation, that includes a plurality of vertically oriented walls, an antenna bracket having sides that support antennas which extend from corners of the antenna bracket, at least one of the sides of the antenna bracket having a curved profile, the curved profile comprising a u-shape cross section with an open end facing downward. The device further includes a horizontally oriented fan positioned closer to a base of the device than to a top of the device. ... Thomson Licensing
A method for modelling an imaging device including an image sensor and an optical system is disclosed. The optical system has an aperture iris diaphragm defining an entrance pupil of the optical system. ... Thomson Licensing
The present disclosure relates to a method for selecting at least one item, from a plurality of items described by a plurality of attributes, accounting for a value and a weighting factor assigned to one of the attributes. According to at least one embodiment, the same weighting factor is assigned to the values of the same attribute for each of the items, and the method comprises: -adjusting one of the weighting factors according to an adjustment element received by a communication terminal; -selecting one of the items accounting for the adjusted weighting factor.. ... Thomson Licensing
A method and apparatus for operating a mobile device are described including receiving content on a mobile device, determining if the mobile device is proximate to an electronic device, the electronic device capable of providing better rendering quality and forwarding the received content to an access point or multimedia over cable client device responsive to the determination. Also described area a method and apparatus for operating an access point including receiving content, by the access point, from a mobile device, first determining quality of the received content, second determining if the access point has sufficient processing power to transcode the received content, transcoding the received content by the access point responsive to the determination, forwarding the transcoded content to a wifi client.. ... Thomson Licensing
In scalable video coding, enhancement layer (el) pictures are usually predicted from decoded base layer (bl) pictures. When the el pictures and the bl pictures are represented with different color spaces, color gamuts, transforming the decoded bl pictures, for example, to inter-layer reference (ilr) pictures in the color space/gamut of the el may improve the prediction. ... Thomson Licensing
An apparatus to process a lightfield image of a scene acquired with a lightfield acquisition device comprises means for obtaining a first focal stack and a second focal stack, each comprising images representative of the scene and obtained from a different part of the pixels of the lightfield image. A method of processing the lightfield content is also described.. ... Thomson Licensing
A method of generating a first image, the method including, for each second image of a set of second images representative of an object, obtaining an information representative of a shape of the object; clustering the second images into a plurality of clusters according to the information; for each cluster of the plurality of clusters, generating the first image using the information associated with each second image of the cluster, the first image being representative of the cluster. A corresponding device is also recited.. ... Thomson Licensing
Ways to provide optimized content for sequential viewing are described. A processing server (120) may be able to retrieve source content from a storage (110). ... Thomson Licensing
The present disclosure generally relates a method and device for processing color image data. The method comprises a color gamut mapping in the course of which a color image data (cid), represented by a first 2d point (a) belonging to a representation of the original color gamut in a chromaticity diagram, is mapped to a mapped color image data (mcid) of a target color gamut (tcg), the mapped color image data of the target color gamut (tcg) being represented by a second 2d point (b) belonging to a representation of the target color gamut (tcg) in the chromaticity diagram, wherein the color gamut mapping comprises: —obtaining (100) a representation of a preserved color gamut (pcg) in the chromaticity diagram by applying an homothety either to the original color gamut or to the target color gamut; —checking (110) if said first 2d point is located outside the representation of the preserved color gamut (pcg); and —when said first 2d point is located outside the representation of the preserved color gamut (pcg), moving (300) said first 2d point so that it belongs to the representation of the target color gamut (tcg), the second 2d point being then equal to the moved first 2d point. ... Thomson Licensing
A method and apparatus for a first device to determine profile information are described including receiving input from a second device, wherein at least one of the first device or the second device detects physical characteristics of people present in an area and the physical characteristics are used by the device to determine who is present in the area, retrieving profile information of the people present in the area, determining a relationship between profiles of the people in the area, applying rules to negotiate a compromise regarding device settings responsive to the relationship between profiles of the people present in the area and adjusting settings of a first device or a third device responsive to the compromise.. . ... Thomson Licensing
A method of selection of an object in an environment including a plurality of real and/or virtual objects is described. The environment being displayed to a user through a display device includes an assignment of a gesture path to each object of the plurality of objects and the gesture path includes a series of gestures to be performed by the user to select the object.. ... Thomson Licensing
An access point receives from a client a first nonce and a first cryptographic hash for the first nonce, the first cryptographic hash calculated using a first key derived from a second key, the second key input on the client or derived from a passphrase input on the client, derives first keys from each of a stored primary input and at least one stored secondary input valid at the deriving, the stored primary input and the at least one stored secondary input each being one of a second key and a passphrase, verifies the cryptographic hash using each derived first key to find a derived first key that checks the first cryptographic hash, generates a third key and a second cryptographic hash using the derived first key that checks the first cryptographic hash, and sends the third key and the second cryptographic hash to the client.. . ... Thomson Licensing
A method and apparatus for adjusting device settings on a first device are described including receiving input from a second device and adjusting the device settings or settings of a third device responsive to the input.. . ... Thomson Licensing
Methods and apparatus are provided for improved entropy encoding and decoding. An apparatus includes a video encoder (200) for encoding at least a block in a picture by transforming a residue of the block to obtain transform coefficients, quantizing the transform coefficients to obtain quantized transform coefficients, and entropy coding the quantized transform coefficients. ... Thomson Licensing
A method for obtaining a multi-view image to be displayed on an auto-stereoscopic display is provided. The auto-stereoscopic display is configured to display multi-view images with n views forming n−1 successive stereoscopic pairs of views. ... Thomson Licensing
A system and method for setting time and date in a device (e.g., a set top box (614), or similar client device) through a network connection when a network time standard server (606, 620) (e.g., a ntp server) is unavailable (e.g., blocked or blacklisted) are provided. The system and method of the present disclosure involves sending (404) a request over a network from a device for information from an internet address (618), receiving (406) a packet (500) from the internet address (618) in response to the request, extracting (408) time and date information from a header (502) in the packet (500), and using the extracted time and date information to set (416) the current time and date for the device.. ... Thomson Licensing
A system, apparatus and method for generating recommendation about use of a vehicle is provided. In one embodiment, the method comprises creating a user profile for at least one vehicle and creating a user profile for a driver of the one vehicle. ... Thomson Licensing
A method and apparatus for providing operational assessments for a particular vehicle is presented. In one embodiment, initial information is collected via a processor about operational history of a particular vehicle. ... Thomson Licensing
A method and a device for deblurring a frame of a video are provided. The method includes obtaining (10) a set of neighboring frames of a current frame wherein a global score of sharpness is greater than a sharpness threshold, generating (20) of a local blur map, delivering the local blur map, performing (30) a local warping of at least one frame of the set and of the local blur map as a function of a local motion estimation between the current frame and the at least one frame of the set, delivering at least one locally warped frame and an associated locally warped blur map and performing (40) a weighted aggregation of a part of the at least one locally warped frame and a corresponding part the current frame, based on the at least one locally warped blur map and the local blur map of the current frame.. ... Thomson Licensing
A device and method for calculating scattering features for audio signal recognition. An interface receives an audio signal that is processed by at least one processor to obtain an audio frame. ... Thomson Licensing
An electronic device assembly includes an electronic device having a first panel and and a second panel adjacent and orthogonal to the first panel, wherein the first panel includes apertures and the second panel includes a panel jack for connecting to cables, and a cable retainer having a base and a back upstanding wall extending from the base. The base is attached to the first panel of the electronic device. ... Thomson Licensing
A method and apparatus are disclosed for processing content recording requests. The method includes producing a prioritized set of recording requests from all pending recording requests, analyzing the prioritized set of requests with respect to available resources, and producing a list of content requests to be excluded from a recording schedule due to resource constraints. ... Thomson Licensing
There are provided methods and apparatus for the use of slice groups in encoding and decoding multi-view video coding (mvc) information. An apparatus and method are described which encodes at least two views corresponding to multi-view video content using multiple slice groups. ... Thomson Licensing
The present principles generally relate to an apparatus and a method for processing network device activities in a location such as a house or an office building. In one exemplary embodiment, network activities for the devices associated with a location are determined. ... Thomson Licensing
The present disclosure concerns a method for calibrating a plenoptic camera. The plenoptic camera includes a lenslet array placed between a main lens and a photosensor, the lenslet array having a plurality of lenslets. ... Thomson Licensing
A method for manufacturing an electronic device including configuring one or more circuit boards with a plurality of antennas connected to at least one circuit board having wire securing slots. The electronic device having vertical orientation and an outer casing including a case bottom piece, a case top front piece, and a case top back piece. ... Thomson Licensing
Methods and apparatus are provided for embedded quantization parameter adjustment in video encoding and decoding. An apparatus includes an encoder for encoding picture data for at least a block in a picture. ... Thomson Licensing
There are provided methods and apparatus for transform selection in video coding. An apparatus includes a video encoder for encoding at least a block for encoding at least a block in a picture by selecting a transform to apply to a residue of the block from a set of two or more available transforms. ... Thomson Licensing
A system and method for delivering content to a vehicle occupant. In one embodiment the method comprises establishing and maintaining communication between a vehicle access point and a content supplier via a vehicle infotainment processor and establishing communication between vehicle access point and said user's personal processing device of said user via said vehicle infotainment processor. ... Thomson Licensing
A method for encoding multiple audio signals comprises random sampling and quantizing each of the multiple audio signals, and encoding the sampled and quantized multiple audio signals as side information that can be used for decoding and separating the multiple audio signals from a mixture of said multiple audio signals. A method for decoding a mixture of multiple audio signals comprises decoding and demultiplexing side information, the side information comprising quantized samples of each of the multiple audio signals, receiving or retrieving from any data source a mixture of said multiple audio signals, and generating multiple estimated audio signals that approximate said multiple audio signals, wherein said quantized samples of each of the multiple audio signals are used.. ... Thomson Licensing
In an internet interface device such as a gateway managing a local network, a processor obtains a packet received from a device via a local network interface. The processor can determine whether or not the packet originates from a device in the local network deemed to be part of a particular group. ... Thomson Licensing
The present disclosure is directed towards a device and a method for evaluating a wireless link (3) of a wireless node of a customer premises equipment (cpe) device (1, 2) during operation of the cpe device. The device and method includes determining an actual data rate (33) of the wireless link, determining an available data rate (31) of the wireless link, and calculating a head room (34) based on a required data rate (30) and the available data rate (31).. ... Thomson Licensing
A method and apparatus for improving signal quality in a relatively fixed atsc 3.0 device are described including accepting a channel selection, establishing communication with all atsc 3.0 devices in a premises, polling each portable atsc 3.0 device to obtain signal quality information, selecting one or more of the portable atsc 3.0 devices to receive a signal, receiving ip packetized data related to a program on the selected channel from the one or more selected portable atsc 3.0 devices to improve signal quality at the relatively fixed atsc 3.0 device and combining the received ip packetized data received from the one or more selected portable atsc 3.0 devices with a signal of the relatively fixed atsc 3.0 device to form a combined signal for rendering a program on the selected channel.. . ... Thomson Licensing
A method (30) and system (10) for automatically configuring wireless local area network (wlan) devices (21, 22, 23) of a wireless residential access network (20) is provided. An automatic authorization process initiated by an access point (21) is enabled by utilizing a back-end-network (40, 50) and results in the activation of a basic service set identifier (bssid) based on which auto-pairing of at least one station (22) with the access point (21) is realized. ... Thomson Licensing
A method adapted to be implemented at a local network equipment configured to be attached to a remote network equipment through a network connection is disclosed. The remote network equipment runs a first network function. ... Thomson Licensing
Methods and apparatus are provided for unified significance map coding. An apparatus includes a video encoder (400) for encoding transform coefficients for at least a portion of a picture. ... Thomson Licensing
A wireless communication device is disclosed. The wireless communication device includes a metallic housing integrating at least one cavity-backed antenna. ... Thomson Licensing
An antenna feeder for feeding a slot or patch antenna integrated within an electronic device having a metallic two-parts housing in which is formed the slot or patch, and a pcb is described. The antenna feeder is an electrically conducting element different from the pcb and includes: a central part configured to be held mechanically by a dielectric support having inside the housing; a first extending part, extending from a first end of the central part towards the pcb, and integrating a first spring portion allowing the first extending part to be in electrical contact with the pcb; and a second extending part, extending from a second end of the central part and allowing for controlling the impedance of the antenna feeder. ... Thomson Licensing
An electronic device for wireless communication including a metal casing wherein the wireless communication is realized by at least one cavity-backed slot antenna is disclosed. Each cavity is formed by the combination of the top housing, metallic walls, a ground plane at the top of a printed circuit board and the bottom housing.. ... Thomson Licensing
An antenna feeder configured for feeding a slot antenna integrated within a housing of an electronic device comprising a printed circuit board is disclosed. The printed circuit board includes a driving circuit for the antenna feeder. ... Thomson Licensing
A method is proposed for encoding at least two signals. The method includes mixing the at least two signals in a mixture; sampling a map z representative of locations of the at least two signals in a time-frequency plane at sampling locations, the sampling delivering a first list of values zΩ; and transmitting the mixture of the at least two signals and information representative of the first list of values zΩ. ... Thomson Licensing
As a potential format for next-generation audio, techniques for embedding digital watermarks in the higher order ambisonics (hoa) representation of a sound field have been proposed. The inventive embedding method is adapted for watermarking a two-dimensional or three-dimensional ambisonics representation of a sound field, wherein the ambisonics representation is decomposed into directional signals and ambient components and includes estimated dominant directions, and wherein the order of the ambient components can be reduced, and wherein watermark information data are embedded in the directional signals, and at receiver side are regained from the watermarked directional signals.. ... Thomson Licensing
In order to blur a virtual object in a video in real time as the video is acquired by a device capturing a real scene, a salient idea is used which estimates an apparent motion vector between two successive images, being captured at two successive device poses, in which the apparent motion vector estimation is based on a motion of the device. The successive images are then filtered based on the estimated apparent motion vector.. ... Thomson Licensing
A method to separately address a plurality of network devices having the same ip address includes connecting a network switch having a plurality of ports to the plurality of network devices, each port representing a local area network connection to each one of the plurality of network devices, configuring the network switch to have a trunk port connection to a workstation, the trunk port configured to pass traffic for a plurality of virtual local area networks, each virtual area network assigned to a corresponding one of the plurality of network devices, configuring the workstation to assign a network namespace to each of the plurality of devices, creating a virtual interface for each of the plurality of network devices, and transmitting to each of the network devices individually using the unique name of each of the plurality of individual network devices.. . ... Thomson Licensing
Methods and apparatus are provided for signaling intra prediction for large blocks for video encoders and decoders. An apparatus includes a video encoder (400) for encoding picture data for at least one large block in a picture by signaling intra prediction for the at least one large block. ... Thomson Licensing
The invention relates to a method for browsing a collection of p video frames through a user interface comprising n cells disposed along a time line with n<p. The method comprises the steps of: —determining (s1) a subset of n key frames by uniformly subsampling the collection of p video frames, —displaying (s2) the n key frames in the n cells according to a chronological order, the n cells being classified as current cell, past cells and future cells, —receiving (s3) an input command requesting to transfer a selected key frame displayed in a cell ci to a cell cj of the ui, —in response to the input command, updating (s4) the key frame displayed in the cell cj by the selected key frame and updating accordingly the key frames displayed in the other cells by updating key frames while maintaining the chronological order of the key frames in the n cells and adjusting the subsampling interval by pieces.. ... Thomson Licensing
The present disclosure relates to methods, apparatus and systems for automatically adapt the zoom coefficient of the camera of a system when running an augmented reality application. A pose estimation is performed for the camera which captures the real scene and the boundaries of the ar scene are calculated. ... Thomson Licensing
A method for processing at least one peripheral image that when displayed extends beyond the borders of a displayed central image is disclosed. The method includes adapting luminance of the peripheral image to human vision characteristics when the luminance of peripheral images is processed so that the rendered light from the peripheral image in the viewer field of view remains low and close to the light rendered by the central view only. ... Thomson Licensing
A plenoptic imaging device is described including a micro-lens array placed between a main lens and a photosensor. The micro-lens array has a plurality of micro-lenses each configured to project a micro-image onto the photosensor, the main lens covering a central field-of-view of the scene according to capture axis. ... Thomson Licensing
There are several types of plenoptic devices having a proprietary file format. At present, there is no standard supporting the acquisition and transmission of multi-dimensional information for an exhaustive over-view of the different parameters upon which a light-field depends. ... Thomson Licensing
A method and an apparatus for encoding an image into a bitstream are disclosed. Said image comprising a set of blocks. ... Thomson Licensing
The invention concerns the exchange of parameters between communication devices of a network describing their respective data sessions and the application, at a communication device, of a bandwidth distribution algorithm using the exchange parameters to allocate bandwidth to one or more data sessions in the network.. . ... Thomson Licensing
An adaptive color grade interpolation method is disclosed. The method comprises interpolating from a first color graded version of a picture adapted to first viewing conditions and a second color graded version of said picture different from the first color graded version and adapted to second viewing conditions in order to obtain a third color graded version of the picture adapted to third viewing conditions wherein said interpolating is obtained from said first color graded version, a first mapped color version of said first color graded version adapted to said third viewing conditions and to a second mapped color version of said first color graded version adapted to said second viewing conditions such that said first color graded version and second mapped color version are interpolated into said first mapped color version.. ... Thomson Licensing
A method of providing metadata for captured light field data, the method comprising providing a data format aggregating metadata describing characteristics of at least one of: a light field camera used to capture the light field data, a matrix of views derived from the light field data, and a focal stack derived from the light field data.. . ... Thomson Licensing