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Symbol Technologies Llc patents


Recent patent applications related to Symbol Technologies Llc. Symbol Technologies Llc is listed as an Agent/Assignee. Note: Symbol Technologies Llc may have other listings under different names/spellings. We're not affiliated with Symbol Technologies Llc, we're just tracking patents.

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Methods and systems for automatic fullness estimation of containers

A method and apparatus for (a) receiving a three-dimensional (3d) point cloud from a depth sensor that is oriented towards an open end of a shipping container, the point cloud comprising a plurality of points that each have a respective depth value, (b) segmenting the received 3d point cloud among a plurality of grid elements, (c) calculating a respective loaded-container-portion grid-element volume for each grid element, (d) calculating a loaded-container-portion volume of the shipping container by aggregating the calculated respective loaded-container-portion grid-element volumes, (e) calculating an estimated fullness of the shipping container based on the loaded-container-portion volume and a capacity of the shipping container; and (f) outputting the calculated estimated fullness of the shipping container.. . ... Symbol Technologies Llc

Mobile device and method for network profile management

A mobile device and method for network profile management is provided. An identifier of a network is received at the device. ... Symbol Technologies Llc

Methods, systems and apparatus for segmenting objects

Methods, systems and apparatus for segmenting objects are provided. A controller: receives, from one or more sensors, a 3d representation of a scene that includes an object represented by a 3d model; determines an orientation of a 2d image in the 3d representation by matching the 2d image with a corresponding region of the 3d representation; determines a first portion of the 3d representation that corresponds to a subset of the 3d model of the object from: the orientation of the 2d image in the 3d representation; and predetermined matching data representative of a matching of the 2d image with a respective corresponding region of the 3d model, each of the 3d model, the 2d image, and the predetermined matching data stored in a memory accessible to the controller; segments the first portion of the 3d representation from a second portion of the 3d representation.. ... Symbol Technologies Llc

Arrangement for, and method of, detecting passage of objects associated with radio frequency (rf) identification (rfid) object tags through a portal

A radio frequency (rf) identification (rfid) reader is mounted in a venue in proximity to a portal that is openable and closable by a door. The portal reader reads rfid object tags associated with objects that approach the portal. ... Symbol Technologies Llc

Arrangement for, and method of, retrieving items associated with radio frequency (rf) identification (rfid) tags sequentially arranged in a list

Items associated with radio frequency (rf) identification (rfid) tags sequentially arranged in a list are to be retrieved from a venue. A mobile rfid tag reader is jointly movable with an operator. ... Symbol Technologies Llc

Wireless local area network coverage hole detection using mobile communication devices

Apparatus and method for coverage hole detection in a wireless local area network (wlan) using a mobile communication device. The method includes a first step of providing a plurality of access points distributed within the wlan and at least one mobile communication device operable within the wlan. ... Symbol Technologies Llc

Wearable mobile electronic devices

A wearable mobile electronic device is provided. The device includes: a housing having a proximal end, a distal end, and a longitudinal axis between the proximal end and the distal end; a lateral axis perpendicular to the longitudinal axis; and a third axis perpendicular to each of the longitudinal axis and the lateral axis; a data capture component, a pointing direction of the data capture component extending from the distal end; a touch display, a front surface of the touch display extending along the longitudinal axis and the lateral axis, the third axis normal to the front surface; and a mounting device configured to mount the housing to a hand such that the pointing direction of the data capture component points away from a wrist and the touch display is accessible to a thumb of the hand.. ... Symbol Technologies Llc

Mobile device with wrist neutral data capture

A mobile device with wrist neutral data capture is provided. The device comprises: a housing; a data capture component configured to change an aiming pattern; a display; an orientation sensor configured to detect an orientation; one or more touch sensors at the housing; a memory storing wrist neutral touch data associated with a wrist neutral grip corresponding to predetermined grip position locations at the touch sensor(s); and a controller configured to: when touch data received at the touch sensor(s) matches the wrist neutral touch data stored in the memory, control the aiming pattern of the data capture component according to the orientation detected by the orientation sensor; and when the touch data does not match the wrist neutral touch data, control a notification device to provide an indicator of the housing being out of the wrist neutral grip.. ... Symbol Technologies Llc

System and workstation for, and method of, deterring theft of a product associated with a target to be electro-optically read

Successive products associated with targets to be electro-optically read are swiped, in their respective turns, past a window in a point-of-transaction workstation. A motion detector detects movement of each product. ... Symbol Technologies Llc

Dimensioning system for, and method of, dimensioning freight in motion along an unconstrained path in a venue

A ranging system captures successive point clouds from moving freight, and a tracking system tracks successive positions and orientations of the moving freight. A computing device correlates each successive point cloud with each successive position and orientation and time of the moving freight, combines the correlated point clouds to obtain a composite point cloud of the moving freight, and processes the composite point cloud to dimension the moving freight. ... Symbol Technologies Llc

Arrangement for, and method of, associating an identifier of a mobile device with a location of the mobile device

A mobile device is moved and operated by a user in a venue, and transmits a device identifier (id) that identifies the mobile device. A camera system is deployed in the venue, and images the user in the venue. ... Symbol Technologies Llc

Arrangement for, and method of, detecting motion of a target in a venue having multiple regions

An array of light sensors arranged along mutually orthogonal sensor rows and sensor columns is exposed to return light from a target over successive frames. The array is subdivided into mutually orthogonal zones, each having a sub-plurality of sensor rows and sensor columns. ... Symbol Technologies Llc

Power source hot swap mode

A method for power management of a mobile device includes detecting whether a removable power source has been removed from the mobile device. In response to detecting that the power source has been removed, entering a hot swap mode for a first time period by deactivating a first component of the mobile device and maintaining, via a backup power source in the mobile device, a powered state of a second component of the mobile device and an application state of the mobile device. ... Symbol Technologies Llc

Module and system for, and method of, directing an aiming pattern on, and illuminating, a target to be electro-optically read by image capture

A hybrid aiming/illuminating light assembly in an imaging reader directs a visible aiming pattern and an illumination light pattern on a target to be read by image capture. In a preferred embodiment, the assembly includes a light source for emitting visible light rays, a collimating lens component for collimating the light rays, and a lenslet component having an array of lenslets configured to optically modify the collimated light rays to generate and project the visible aiming pattern on the target to locate the target, and to also project the illumination light pattern on the target to illuminate the target.. ... Symbol Technologies Llc

04/05/18 / #20180094970

Apparatus for and method of electro-optically reading a target in the presence of ambient light by detecting and suppressing the ambient light

A target is read in the presence of ambient light. A scan component scans a laser beam across the target. ... Symbol Technologies Llc

03/29/18 / #20180089686

Detection of an unauthorized wireless communication device

A technique for the detection of an unauthorized wireless communication device includes monitoring of bluetooth® communications activity by a bluetooth® capable communication device. Any monitored communication activity is analyzed against parameters that are predefined to detect suspected illegal activity. ... Symbol Technologies Llc

03/15/18 / #20180077532

Arrangement for, and method of, locating and tracking a mobile target with improved performance in a venue

Multiple target sensing stations are deployed overhead in a venue. A controller actuates one or more initial stations for locating, tracking, and determining a predicted route for, a mobile target, and then actuates one or more subsequent stations downstream of the predicted route prior to arrival of the mobile target to ready the subsequent stations to continue to locate and track the mobile target upon its subsequent arrival. ... Symbol Technologies Llc

03/01/18 / #20180060625

Methods, systems and apparatus for detecting object location and generating alerts

Methods, systems and apparatus for detecting object location and generating alerts are disclosed herein. An example disclosed method includes determining an assigned area for an object being handled by a loader; detecting a first location of the loader; determining whether the first location corresponds to the assigned area for the object; and in response to the first location not corresponding to the assigned area for the object, generating a first output indicative of a difference between the first location and the assigned area for the object.. ... Symbol Technologies Llc

02/22/18 / #20180053305

Methods, systems and apparatus for segmenting and dimensioning objects

Methods, systems, and apparatus for segmenting and dimensioning objects are disclosed. An example method disclosed herein includes determining a first sensor of a plurality of sensors toward which a vehicle is moving based on image data generating by the plurality of sensors; designating the first sensor as a reference sensor; combining the image data from the plurality of sensors to generate combined image data representative of the vehicle and an object carried by the vehicle, the combining based on reference sensor; generating a plurality of clusters based on the combined image data; and identifying a first one of the clusters nearest the reference sensor as the object.. ... Symbol Technologies Llc

02/15/18 / #20180049004

Arrangement for, and method of, locating a mobile device in a venue by inferring transmit timer values of ranging signals received by the mobile device in a time difference of arrival (tdoa)-based ultrasonic locationing system

Ultrasonic transmitters periodically transmit ranging signals at unknown transmit timer values, and an ultrasonic receiver receives the ranging signals at known receive timer values on a mobile device in a venue in which a time difference of arrival (tdoa)-based ultrasonic locationing system is deployed. A controller infers the transmit timer values, and determines a current, real-time position of the mobile device based on flight time differences between the transmit timer values inferred by the controller and the known receive timer values.. ... Symbol Technologies Llc

02/15/18 / #20180045505

Arrangement for, and method of, remotely dimensioning generally planar, target surfaces of objects

Spaced-apart light spots are projected in a light pattern on a target surface lying in a target plane. A range spot is projected at a position on the target surface to find a target distance to the target surface. ... Symbol Technologies Llc

01/25/18 / #20180027384

System and methods of deploying location tracking tags

System and methods of deploying location tracking tags are provided. A device receives: identifiers of a plurality of tags fixed at locations in a physical space, each of the plurality of tags configured to broadcast: a respective identifier; and identifiers of respective neighboring tags of each of the plurality of tags. ... Symbol Technologies Llc

01/25/18 / #20180027208

Arrangement for, and method of, securing a data capture session of a portable data capture device

A sensor senses when a portable, handheld data capture device has been dropped from a user's hand and is in free fall in a venue. A control system automatically saves data captured in a handheld mode of operation in response to the sensing of the free fall of the portable device.. ... Symbol Technologies Llc

01/25/18 / #20180026692

Systems, devices and methods for providing communications between a beamforming access point and a non-beamforming device

Systems, devices and methods for providing communications between a beamforming access point and a non-beamforming device are provided. The access point determines a beamforming steering matrix from a feedback matrix received from a beamforming device located at a given position, and controls the communication interface to beam form using the beamforming steering matrix to communicate with a non-beamforming device located at the given position. ... Symbol Technologies Llc

01/25/18 / #20180025607

Remotely configurable location tracking tags

Remotely configurable location tracking tags are provided. A tag broadcasts a tag identifier according to configuration data stored at a memory. ... Symbol Technologies Llc

01/11/18 / #20180012466

System for and method of deterring theft of items from a venue

Theft of an item from a department of a venue having a department-specific, point-of-sale (pos) station for completing a transaction of the item prior to authorized removal of the item from the department, is deterred by sensing and tracking movement of a target associated with the item from the department by deploying a plurality of sensing units overhead at the venue, and by generating an alert when the sensing units sense and track that the target associated with the item has bypassed the department-specific pos station without the transaction having been completed for the item at the department-specific pos station. Security personnel execute a theft-deterrent action in response to the alert.. ... Symbol Technologies Llc

12/21/17 / #20170367124

Arrangement for, and method of, establishing a bluetooth® paired connection between a wireless, electro-optical reader and one or more hosts

A wireless, bluetooth® paired connection is established between a wireless, electro-optical reader and a host by reading a multi-parameter, pairing symbol displayed by the host. An identification parameter is extracted from the pairing symbol to automatically identify the host, and one or more configuration parameters are substantially simultaneously extracted from the same pairing symbol to automatically configure the paired connection between the reader and the host.. ... Symbol Technologies Llc

12/21/17 / #20170366749

Stereo camera device with improved depth resolution

A stereo camera device with tilted fields of view is provided, which includes a pair of camera devices located such that respective fields of view (fovs) of the pair of camera devices are tilted away from each other, and at least partially overlapping in a common working fov. The device further includes a processor which receives respective images from each of the pair of camera devices, combines respective portions of the respective images corresponding to the common working fov into stereo images.. ... Symbol Technologies Llc

12/21/17 / #20170363874

Modular heads up display assemblies

Modular heads up display (hud) assemblies are disclosed herein. An example apparatus disclosed herein includes a housing to carry an image generator; a display surface extending from a first side of the housing; and a mating surface along a second side of the housing opposing the first side of the housing, the mating surface to removably couple a head mount to the housing.. ... Symbol Technologies Llc

12/07/17 / #20170353832

Arrangement for, and method of, finding and recovering lost mobile devices in a venue

A mobile device can be found and recovered by executing a recovery action indicative of at least one location of the mobile device. An interface displays the location of the mobile device.. ... Symbol Technologies Llc

12/07/17 / #20170353374

Client device and method for analysis of a predetermined set of parameters associated with radio coupling to a wlan

A client device and method for analysis of a predetermined set of parameters associated with a radio coupling to a wlan is provided. The client device includes a memory and a radio coupled to at least one processor. ... Symbol Technologies Llc

12/07/17 / #20170351893

Imaging reader for, and method of, reading symbol and non-symbol targets with color image processing pipeline having bypassable components

A color image of a target is captured by a color sensor in an imaging reader. A color image processing pipeline processes the captured color image with a plurality of color image processing components to display the image of a target with high fidelity. ... Symbol Technologies Llc

11/30/17 / #20170344773

Motion-controlled arrangement for, and method of, locating targets with improved performnce in a venue

Multiple sensing network units are deployed overhead in a venue. Each unit supports a motion detecting system for detecting a level of motion in a zone of the venue, and an rfid locationing system for reading rfid tags in the venue, in response to the motion level detected by the motion detecting system. ... Symbol Technologies Llc

11/30/17 / #20170343345

Arrangement for, and method of, determining a distance to a target to be read by image capture over a range of working distances

A distance to a target to be read by image capture over a range of working distances is determined by directing an aiming light spot along an aiming axis to the target, and by capturing a first image of the target containing the aiming light spot, and by capturing a second image of the target without the aiming light spot. Each image is captured in a frame over a field of view having an imaging axis offset from the aiming axis. ... Symbol Technologies Llc

11/23/17 / #20170337704

Apparatus for and method of estimating dimensions of an object associated with a code in automatic response to reading the code

Dimensions of an object associated with an electro-optically readable code are estimated by aiming a handheld device at a scene containing the object supported on a base surface. A scanner on the device scans the scene over a field of view to obtain a position of a reference point of the code associated with the object, and reads the code. ... Symbol Technologies Llc

11/16/17 / #20170330426

Arrangement for, and method of, processing products associated with rfid tags and bar code symbols in the same workstation

The same workstation supports an electro-optical reader for reading bar code symbols, and a radio frequency (rf) antenna of an rf identification (rfid) reader for reading rfid tags, through a window that is transmissive to light and to rf energy. The rf antenna is mounted in an interior cavity of the workstation that is bounded by electrically conductive walls and the window. ... Symbol Technologies Llc

11/09/17 / #20170323128

Arrangement for, and method of, processing products associated with rfid tags and bar code symbols at the same workstation

A workstation has a metallic housing for supporting an electro-optical reader for reading bar code symbols. A radio frequency (rf) antenna of an rf identification (rfid) reader for reading rfid tags is mounted in a metallic container that is connected to the housing. ... Symbol Technologies Llc

10/26/17 / #20170310856

Imaging module for supporting printed circuit boards in a predetermined angular relationship inside an imaging reader, and method of assembly

An imaging module for reading targets by image capture is mounted as a unitary assembly within an imaging reader. An imager is mounted on a first printed circuit board (pcb), and an interface connector is mounted on a second pcb. ... Symbol Technologies Llc

10/12/17 / #20170293785

Imaging module and reader for, and method of, reading a target by image capture through a window in direct, sealed contact with the module

A light-transmissive window is positioned in direct, sealing contact with a chassis of an imaging module for reading a target by image capture. The chassis has a plurality of interior compartments, each having an opening. ... Symbol Technologies Llc

10/12/17 / #20170293780

Method and apparatus for improving radio frequency identification coverage

A method and apparatus are disclosed for improving rfid coverage using an antenna array having an adaptive antenna beam. The apparatus includes an rfid reader including an antenna array having a plurality of antenna elements. ... Symbol Technologies Llc

10/12/17 / #20170293142

Arrangement for, and method of, calibrating a wearable apparatus to electro-optically read targets

An apparatus for electro-optically reading targets is mounted in an orientation on a head of a human operator having eyes for directly viewing a calibration target along a sightline. A light source directs a visible light beam away from the apparatus. ... Symbol Technologies Llc

10/05/17 / #20170289451

Imaging module and reader for, and method of, reading targets by image capture over a range of working distances with multi-functional aiming light pattern

Near and far imagers image close-in and far-out targets over relatively wider and relatively narrower imaging fields of view, respectively. An aiming assembly directs to a target a visible aiming light pattern having an aiming light spot and a pair of collinear aiming light lines. ... Symbol Technologies Llc

10/05/17 / #20170289421

Imaging module and reader for, and method of, expeditiously setting imaging parameters of imagers for imaging targets to be read over a range of working distances

An imaging reader has near and far imagers for imaging illuminated targets to be read over a range of working distances. A range finder determines a distance to a target. ... Symbol Technologies Llc

10/05/17 / #20170288429

Rechargeable battery pack for an electro-optical reader, and method of charging the battery pack and powering the reader with the charged battery pack

A battery pack for an electro-optical reader includes a rechargeable battery and a printed circuit board (pcb), both mounted in a battery housing. First and second electrical connectors are supported by the same pcb and/or the battery housing. ... Symbol Technologies Llc

09/28/17 / #20170280125

Arrangement for, and method of, loading freight into a shipping container

A plurality of three-dimensional (3d) cameras is deployed about a zone through which freight is conveyed to a shipping container. The 3d cameras have sensors with fields of view over which a plurality of point clouds of voxels are captured from the freight. ... Symbol Technologies Llc

09/28/17 / #20170280028

Imaging module and reader for, and method of, variably illuminating targets to be read by image capture over a range of working distances

A range finder determines a distance to a target to be read by image capture over a range of working distances. Near and far imagers can capture return light from the target over relatively wider and relatively narrower imaging fields of view, respectively. ... Symbol Technologies Llc

09/28/17 / #20170276768

Arrangement for, and method of, accurately locating products in a noisy venue

Ultrasonic transmitters periodically transmit ultrasonic ranging signals, and an ultrasonic receiver receives the ultrasonic ranging signals on a mobile device in order to locate the mobile device in a venue. A controller determines a noise level in the venue, and varies a sound level of the periodically ranging signals based on the determined noise level, thereby optimizing the position of the mobile device.. ... Symbol Technologies Llc

09/21/17 / #20170272964

Arrangement for, and method of, analyzing wireless local area network (wlan) field coverage in a venue

Wireless local area network (wlan) field coverage is analyzed in a venue. A mobile data capture device measures coverage data indicative of the wlan field coverage from a plurality of locations in the venue, and also captures image data indicative of images of the locations in the venue. ... Symbol Technologies Llc

09/21/17 / #20170272645

Apparatus and method for specifying and aiming cameras at shelves

An example disclosed apparatus includes memory configured to store a mapping of items to respective ones of a plurality of minimum pixel-resolutions, wherein the minimum pixel-resolutions correspond to an image resolution required to identify a corresponding one of the items using an image; and a processor configured to obtain identifying information corresponding to one of the items; select, using the mapping and based on the identifying information, one of the plurality of minimum pixel-resolutions; determine a value of an output parameter based on the selected one of the plurality of minimum pixel resolutions and a camera position relative to a shelf, wherein the output parameter is at least one of an elevation angle of the camera, a vertical resolution, a horizontal resolution, a vertical field of view, and a horizontal field of view; and output the determined value of the output parameter to facilitate positioning of the camera.. . ... Symbol Technologies Llc

09/21/17 / #20170270329

Imaging reader for, and method of, reading a target by image capture through a sealed window integrated with an optical system

A window environmentally seals an imaging reader operative for reading a target by image capture. An integrated optical system having one or more optical elements is formed of one-piece construction with the window for optically modifying an aiming light and/or an illuminating light passing through the optical elements.. ... Symbol Technologies Llc

09/14/17 / #20170264880

Device and method of dimensioning using digital images and depth data

A device and method of dimensioning using digital images and depth data is provided. The device includes a camera and a depth sensing device whose fields of view generally overlap. ... Symbol Technologies Llc

09/14/17 / #20170262673

Devices and methods for imaging targets

In an embodiment, a pair of overhead mirror portions splits a field of view of an imager into first and second subfields of view. An illuminating assembly is energized to illuminate a target. ... Symbol Technologies Llc

09/07/17 / #20170254876

Arrangement for, and method of, sensing targets with improved performance in a venue

Multiple sensing network units are deployed overhead in a venue. Each unit supports a video system for detecting a level of activity in the venue, and one or more sensing systems, such as an rfid system for reading rfid tags in the venue and/or an ultrasonic locationing system for locating mobile devices in the venue, in response to the activity level detected by the video system. ... Symbol Technologies Llc

08/31/17 / #20170249584

Arrangement for, and method of, locating product tags by locating users who are operating mobile readers for reading the product tags

A user moves about a venue, and operates a mobile reader to read a product tag in a read zone of the mobile reader. An identifier, such as a user identity badge, is associated with the user to identify the user. ... Symbol Technologies Llc

08/31/17 / #20170249490

Module or arrangement for, and method of, reading a target by image capture with an imaging reader having offset imaging and aiming systems

An imaging sensor of an imaging reader senses return light from a target to be read by image capture along an imaging axis over a field of view that extends along mutually orthogonal, horizontal and vertical axes. Two aiming light assemblies are offset from the sensor and are spaced apart along the horizontal axis at opposite sides of the sensor, and direct two aiming light lines, each having a predetermined brightness, at the target. ... Symbol Technologies Llc

08/24/17 / #20170241829

Method of, and arrangement for, reducing weighing errors associated with a weighing scale at a checkout workstation

A weighing scale is provided at a product processing workstation having a horizontal bed for supporting a horizontal bed window and an upright raised tower for supporting an upright tower window. A platter is mounted on the scale for joint movement therewith. ... Symbol Technologies Llc

08/17/17 / #20170236265

Methods and systems for highlighting box surfaces and edges in mobile box dimensioning

Disclosed herein are methods and systems for highlighting box surfaces and edges in mobile box dimensioning. An embodiment takes the form of a method that includes obtaining a three-dimensional (3d) point cloud from a depth sensor when the depth sensor is positioned such that an aiming indicator appears on a first surface of an object; processing the 3d point cloud to identify an extent of the first surface; further processing the 3d point cloud to identify a second surface that is adjacent and normal to the first surface, and to identify an extent of the second surface; and displaying at least part of the 3d point cloud via a user interface, including displaying the identified first surface in a first color and the identified second surface in a second color different from the first color.. ... Symbol Technologies Llc

08/17/17 / #20170235460

Methods and systems for implementing an always-on-top data-acquisition button

Disclosed herein are methods and systems for implementing an always-on-top data-acquisition button. One embodiment takes the form of a portable electronic device (ped) that includes a touchscreen display via which the ped is configured to present a plurality of different non-lock-screen views at different times, a set of one or more sensors, a processor, and a data storage. ... Symbol Technologies Llc

08/10/17 / #20170229895

Apparatus and method for updating remote standalone firmware

A charging device may include firmware configured to execute and control charging functions and updating functions performed by the charging device. The firmware includes a first section configured to store instructions associated with the charging functions and a second section configured to store instructions associated with updating the first section. ... Symbol Technologies Llc

08/10/17 / #20170227645

Methods and systems for processing point-cloud data with a line scanner

Described herein are methods and systems for processing point-cloud data with a line scanner. One embodiment takes the form of a method that includes: receiving a 3d point cloud that is representative of an object; using one or more line scanners to identify one or more respective outer bounds of the object; and dimensioning the object based on points in the point cloud, wherein each of the points in the point cloud that are used for dimensioning the object is at or inside every identified outer bound.. ... Symbol Technologies Llc

08/10/17 / #20170227624

Arrangement for, and method of, accurately locating targets in a venue with overhead, sensing network units

Multiple sensing network units are deployed in a venue. Each unit includes an overhead housing, and supports a plurality of electrically-powered sensor modules for sensing targets in the venue, and for generating target data indicative of the targets. ... Symbol Technologies Llc

08/03/17 / #20170220831

Methods and systems for smart handling of warehouse items

Methods and systems for smart handling of warehouse items. An embodiment takes the form of a wearable accessory that is configured to (a) identify an object, (b) detect an attachment-triggering event, (c) responsive to detecting the attachment-triggering event, attach to the object, (d) determine at least one handling constraint associated with the object, where the at least one handling constraint includes an acceptable pressure range, (e) measure a pressure exerted on the object via the accessory, (f) provide an indication, via a user interface, based on the measured pressure and the acceptable pressure range; and (g) detect a release-triggering event, and responsively release the object.. ... Symbol Technologies Llc

08/03/17 / #20170219338

Methods and systems for high precision locationing with depth values

Described herein are methods and systems for high-precision locationing with depth values. One embodiment takes the form of a method that includes: receiving multiple depth values that correspond respectively to depth readings from multiple depth sensors positioned on a freight-moving vehicle and oriented towards an overhead surface, wherein different portions of the overhead surface are positioned at different heights above a floor surface, determining a position and orientation of the freight-moving vehicle at least in part by querying a lookup table using the received multiple depth values, wherein the lookup table maps respective heights of the respective different portions of the overhead surface to known positions of the different portions of the overhead surface; and outputting the determined position and orientation of the freight-moving vehicle.. ... Symbol Technologies Llc

07/20/17 / #20170208315

Device and method of transmitting full-frame images and sub-sampled images over a communication interface

A device and method of transmitting full-frame images and sub-sampled images over a communication interface are provided. The device comprises: a first camera device and a second camera device; one or more camera communication interfaces in communication with the first camera device and the second camera device; an output communication interface; and, an image streaming processor configured to: receive full-frame images from each of the first camera device and the second camera device using the one or more camera communication interfaces; synchronize the full-frame images in pairs; scale a first subset of the pairs of the full-frame images to produce a set of pairs of sub-scaled images; and, transmit the set of pairs of sub-scaled images and a second subset of the pairs of the full-frame images over the output communication interface, the second subset of the pairs of the full-frame images remaining unscaled.. ... Symbol Technologies Llc

06/22/17 / #20170178333

Methods and systems for occlusion detection and data correction for container-fullness estimation

A method and apparatus for receiving a depth frame from a depth sensor oriented towards an open end of a shipping container, the depth frame comprising a plurality of grid elements that each have a respective depth value, identifying one or more occlusions in the depth frame, correcting the one or more occlusions in the depth frame using one or more temporally proximate depth frames, and outputting the corrected depth frame for fullness estimation.. . ... Symbol Technologies Llc

06/22/17 / #20170177912

System for, and method of, reading radio frequency identification tags in a controlled area in real time with an enhanced performance

A radio frequency identification (rfid) tag reading system and method read rfid tags in a controlled area in real time with an enhanced performance. An rfid reader reads a mixed tag population of interesting rfid tags and of uninteresting rfid tags in the controlled area at a read rate. ... Symbol Technologies Llc

05/18/17 / #20170140550

Methods and systems for automatic fullness estimation of containers

A method and apparatus for (a) receiving a three-dimensional (3d) point cloud from a depth sensor that is oriented towards an open end of a shipping container, the point cloud comprising a plurality of points that each have a respective depth value, (b) segmenting the received 3d point cloud among a plurality of grid elements, (c) calculating a respective loaded-container-portion grid-element volume for each grid element, (d) calculating a loaded-container-portion volume of the shipping container by aggregating the calculated respective loaded-container-portion grid-element volumes, (e) calculating an estimated fullness of the shipping container based on the loaded-container-portion volume and a capacity of the shipping container; and (f) outputting the calculated estimated fullness of the shipping container.. . ... Symbol Technologies Llc

05/11/17 / #20170134614

System for, and method of, controlling target illumination for an imaging reader

An array of pixels of a solid-state imaging sensor having a rolling shutter is sequentially exposed to capture images from an illuminated target over successive frames for image capture by an imaging reader. The target is illuminated at a peak output power level for a fractional time period of a frame, and is not illuminated for at least a portion of a remaining time period of the frame for increased energy efficiency. ... Symbol Technologies Llc

05/04/17 / #20170124361

Arrangement for, and method of, configuring an rfid reader to scan rfid tags in compliance with regulations of a particular regulatory region of operation

A radio frequency (rf) identification (rfid) reader is configured to scan rfid tags in compliance with regulations of a particular regulatory region of operation. An rf module in the reader listens for, and receives, over a wireless channel, a broadcast message that identifies the particular regulatory region in which the reader is situated. ... Symbol Technologies Llc

04/20/17 / #20170111863

Arrangement for, and method of, conserving battery power in a bluetooth low energy beacon

A bluetooth low energy (ble) beacon in a ble network is electrically powered by a battery, broadcasts messages, and listens for a network communication indicative of whether a mobile device is present in a venue. A beacon controller controls the beacon to periodically broadcast the messages and to periodically listen for the network communication during an active mode of operation, to not broadcast the messages to conserve power from the battery and to listen for the network communication during a power save mode of operation, and to switch from the power save mode to the active mode when the network communication received during the power save mode indicates that a mobile device is present in the venue.. ... Symbol Technologies Llc

04/20/17 / #20170109555

System for, and method of, accurately and rapidly determining, in real-time, true bearings of radio frequency identification (rfid) tags associated with items in a controlled area

A radio frequency identification (rfid) tag reading system and method accurately and rapidly determine, in real-time, true bearings of rfid tags associated with items in a controlled area. Primary transmit and receive beams are steered over the area, and multiple secondary receive beams are substantially simultaneously steered to a plurality of bearings in the area. ... Symbol Technologies Llc

03/23/17 / #20170083732

Arrangement for and method of trapping debris in an electro-optical reader

An optical assembly for an electro-optical reader includes a lens mounted in a stepped barrel. The stepped barrel has a barrel step between first and second barrel portions. ... Symbol Technologies Llc

03/23/17 / #20170083729

Module or arrangement for, and method of, uniformly and efficiently illuminating a target by generating an illumination pattern that is substantially congruent to and overlaps a field of view of an imaging reader

An illumination light source emits illumination light toward a target to be read by image capture. An imaging assembly captures the illumination light returning from the target along an imaging axis over a field of view that extends along mutually orthogonal, first and second directions that are generally perpendicular to the imaging axis. ... Symbol Technologies Llc

03/09/17 / #20170070854

Methods and systems for mitigating the impact of beamforming on the accuracy of wi-fi based location tracking of client devices

Methods and systems for mitigating the impact of beamforming on the accuracy of wi-fi based location tracking of client devices. An embodiment takes the form of a process that includes (a) obtaining a plurality of received signal strength indicator (rssi) values respectively associated with frames in a plurality of frames that were (i) received by various access points in a plurality of access points and (ii) transmitted by a client device that is connected to a first access point in the plurality of access points; (b) segmenting the access points in the plurality of access points into (i) a beamforming-path set of one or more access points and (ii) a non-beamforming-path set of one or more access points; (c) identifying a location-determination subset of the obtained rssi values; and (d) determining a location of the client device using the identified location-determination subset of the obtained rssi values.. ... Symbol Technologies Llc

03/09/17 / #20170070390

Automatically grouping, authenticating, and provisioning access points using cloud-based management of wlan infrastructure

Disclosed herein are systems and methods for automatically grouping, authenticating, and provisioning access points using cloud-based management of wireless-local-area-network (wlan) infrastructure. In an embodiment, a given site has a master access point that is manually configured with an organization-and-site-specific master-access-point configuration for providing service in a wlan. ... Symbol Technologies Llc

03/02/17 / #20170061439

Detection of an unauthorized wireless communication device

A technique for the detection of an unauthorized wireless communication device includes monitoring of bluetooth® communications activity by a bluetooth® capable communication device. Any monitored communication activity is analyzed against parameters that are predefined to detect suspected illegal activity. ... Symbol Technologies Llc

03/02/17 / #20170061180

Compact mirror arrangement for and method of capturing light over multiple subfields of view through an upright window of a point-of-transaction workstation

A compact optical arrangement splits the field of view of an upwardly-looking imager into a plurality of intersecting subfields along which return light from a target passes through and past an upright window to the imager. A top mirror is positioned along a vertical axis directly above the imager. ... Symbol Technologies Llc

02/23/17 / #20170053505

System for and method of enhanced reading and tracking of radio frequency identification tags

Radio frequency identification (rfid) tags that pass through a portal in a venue are read by a portal rfid reader, and identified as being tags having a higher priority as compared to other rfid tags in the venue that have a lower priority. The identities of the high-priority tags are transmitted to an overhead rfid reader, which preferentially reads the high-priority tags over the low-priority tags in the venue. ... Symbol Technologies Llc

02/16/17 / #20170047752

System and method for energy management within a group of devices

Each charging member in a group identifies a docking connection. Each charging member, responsive to identifying the docking connection, transmits information to other charging members in the group and receives information transmitted from another charging member in the group. ... Symbol Technologies Llc

02/16/17 / #20170046940

Field replaceable desiccant cartridge and device, method and system therefor

A field replaceable desiccant cartridge and device, method and system there for is provided. The cartridge comprises: a housing comprising an insertion end configured to removabley mate with an aperture of a device, the insertion end configured to generally prevent moisture from entering the device when mated; a desiccant located in the housing; a circuit located within the housing, the circuit in contact with the desiccant, the circuit configured to change resistance as the desiccant changes in moisture content; one or more electrodes located at an exterior of the insertion end, the one or more electrodes in contact with the circuit; and, one or more holes through the insertion end, configured to expose the desiccant to an exterior of the housing so that the desiccant can absorb moisture there from. ... Symbol Technologies Llc

02/16/17 / #20170046547

Validating a decoded barcode as an expected barcode

A method and data capture device including a transceiver operable to communication with a host server, a user interface, a database configured to store expected indicia received from the host server, a data capture engine operable to capture an indicia identity for decoding, and a processor operable to direct the data capture engine to capture an indicia for decoding. The processor is further operable to verify whether the decoded indicia identity matches one of the expected indicia identities in the database, wherein if the association is verified, the processor provides an indication on the user interface that the decoded indicia is valid as an expected indicia.. ... Symbol Technologies Llc

02/16/17 / #20170045605

Arrangement for, and methodof, accurately and rapidly locating and tracking a mobile device in a venue

Ultrasonic transmitters periodically transmit ranging signals, and an ultrasonic receiver receives the ranging signals on a mobile device movable along a tracking path in a venue. The most recent, successive, historical positions at which the mobile device had been along the tracking path is determined. ... Symbol Technologies Llc

02/02/17 / #20170032162

Arrangement for, and method of, enhancing accuracy of data collection for items located in a venue

Accuracy of data collection for items located in a venue is enhanced by moving a mobile data capture device in the venue toward the items, by capturing information data from each item in a reading state of operation of the mobile device, by determining device position data of the mobile device in the venue at a variable level of locationing system performance, by determining item position data of each item in the venue based on the determined device position data of the mobile device, and by modifying the reading state of operation of the mobile device when the variable level is below a reference threshold level of locationing system performance.. . ... Symbol Technologies Llc

02/02/17 / #20170031001

Arrangement for, and method of, enhancing the accuracy of position detection and tracking of a mobile device movable in a venue

A transmitter subsystem periodically transmits ranging signals at transmit times, and a receiver subsystem receives the ranging signals at receive times within a receiver window having an adjustable time duration. A real-time position of a mobile device supporting one of the subsystems is determined based on differences between the receive and transmit times. ... Symbol Technologies Llc

01/26/17 / #20170026929

Wireless local area network coverage hole detection using mobile communication devices

Apparatus and method for coverage hole detection in a wireless local area network (wlan) using a mobile communication device. The method includes a first step of providing a plurality of access points distributed within the wlan and at least one mobile communication device operable within the wlan. ... Symbol Technologies Llc

01/26/17 / #20170026883

Method of, and arrangement for, enhancing roaming performance of a mobile client that is roaming between access points connected to a distribution system

Roaming performance of a mobile client exchanging data with a current access point (ap) is enhanced by discovering candidate aps available for roaming, combining information from the candidate aps to construct an aggregated fast transition (ft) request frame, and sending the aggregated ft request frame to an aggregated ft handler, which sends individual ft request messages to each candidate ap, receives individual ft response messages from each candidate ap, combines the individual ft response messages to construct an aggregated ft response frame, and sends the aggregated ft response frame to the client. The client selects a target ap from the candidate aps, constructs a reassociation request frame based on the aggregated ft response frame, sends the reassociation request frame to the target ap, receives a reassociation response frame constructed by the target ap based on the aggregated ft request and response frames, and exchanges data with the target ap.. ... Symbol Technologies Llc

01/19/17 / #20170019581

Arrangement for, and method of, reducing server processing requirements of a host server

Video cameras are distributed throughout a venue. Each camera is operated under control of a host server to capture a video stream of images of targets at a frame rate and resolution. ... Symbol Technologies Llc

01/12/17 / #20170011245

Arrangement for and method of protecting an imaging lens assembly from degradation in optical performance

An imaging lens assembly, especially for an imaging reader, includes a plurality of lenses mounted in a lens barrel along an optical axis. A plurality of deflectable ribs is arranged around the optical axis at one end region of the barrel. ... Symbol Technologies Llc








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