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Sk Telecom Co Ltd patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Sk Telecom Co Ltd-related inventors


Terminal device and operating terminal device

Disclosed is a terminal device that is capable of taking an advantage of increasing transmission capacity in the FD transmission as much as possible by selectively using the FD transmission or the HD transmission in a multi-cell communication environment in consideration of a relationship with other neighboring nodes (base stations... Sk Telecom Co Ltd

Speckle reduction device and reducing speckel

A speckle reduction device includes: a beam-shaping lens to shape at least one laser beam emitted from at least one light source, and to transmit the shaped laser beam to a panel; and a vibration unit to vibrate the beam-shaping lens in directions of two or more vibration axes such... Sk Telecom Co Ltd

Method and encoding/decoding images considering low frequency components

The method performed by an apparatus for encoding a current block, includes: generating a predicted block by predicting the current block; generating a residual block of the current block by subtracting the predicted block from the current block; partitioning the residual block into a plurality of subblocks having various sizes,... Sk Telecom Co Ltd

Base station device, operating same, and terminal device

A base station device can efficiently remove signal interference between base stations in a manner appropriate for FDD in a network environment where a number of base stations employing FDD coexist. A method of operating a base station device and a terminal device are also disclosed.... Sk Telecom Co Ltd

Apparatus and computer-readable recording medium having program recorded therein for providing low-latency real-time broadcast content

The disclosure relates to an apparatus for providing low-latency real-time broadcast content in an MMT-based streaming service and a computer-readable recording medium having a related program recorded therein. According to the disclosure, when a streaming request event for an arbitrary channel occurs, the apparatus determines whether the streaming request event... Sk Telecom Co Ltd

Base station control device and operating same

The present invention discloses a base station control device which controls the base station management and the carrier aggregation (CA) function according to a heterogeneous network environment, such that an optimum system throughput can be obtained in the heterogeneous network environment through the CA function, and an operating method of... Sk Telecom Co Ltd

Ion trapping device with insulating layer exposure prevention and manufacturing same

An ion trap device is provided as well as a method of manufacturing the ion trap device including a substrate, central DC electrode, RF electrode, side electrode and an insulating layer. Disposed over the substrate, the central DC electrode includes DC connector pad and DC rail connected thereto. The RF... Sk Telecom Co Ltd

Method and providing multi-view streaming service

The disclosure relates to a method and apparatus for providing a multi-view streaming service having at least two screens. According to an embodiment, the multi-view streaming service providing apparatus includes a first screen control module, a second screen control module, and a playback control module. The first screen control module... Sk Telecom Co Ltd

Node interworking with base station and providing streaming data through the node

A node interworks with and is connected to at least one base station (BS). The BS-interworking node includes a monitoring module, an event detecting module, and a media processing module. The monitoring module monitors MPEG media transport (MMT) streaming data being delivered from a live streaming server to a terminal.... Sk Telecom Co Ltd

Computer-readable recording medium having program recorded therein for providing network-adaptive content and providing network-adaptive content

The disclosure relates to a computer-readable recording medium having a program recorded therein for providing network-adaptive content and a related apparatus. The disclosure allows streaming content to be provided to a user terminal in view of a difference in transmission quality of communication networks by analyzing a source address of... Sk Telecom Co Ltd

Shopping service system and method using smart reader, and smart commerce method using same

A smart reader and shopping service system and method using a smart reader according to an exemplary embodiment of the present disclosure includes: a smart reader which includes an NFC tag and recognizes a product code for a product on a product display stand to obtain a product code and... Sk Telecom Co Ltd

Pan/tilt/zoom camera based video playing method and apparatus

A pan/tilt/zoom (PTZ) camera based video reproducing method and a PTZ camera based video reproducing apparatus are disclosed. The present disclosure in some embodiments provides PTZ camera based video reproducing method and apparatus that recognize, from a plurality of preset videos captured by a PTZ camera, the preset videos from... Sk Telecom Co Ltd

Cell control device and operation method therefor

A cell control device achieves optimal interference control taking into account a different between the DL interference strength and the UL interference strength by an adjacent cell by way of controlling cells based on D-TDD in a network environment where a number of cells employing TDD coexist. A method of... Sk Telecom Co Ltd

Base station management apparatus and control method thereof

A base station controller optimally controls activation/deactivation of small base stations in a heterogeneous network environment in which a number of base stations forming cells of different sizes coexist in the same area, taking into account traffic volume as well as signal interference. A method for operating the base station... Sk Telecom Co Ltd

Method and device for encoding/decoding image by inter prediction using random block

A video encoding apparatus, includes: a block partitioning unit to determine a partition form, among candidate partition forms, for partitioning a current block into one or more partition blocks; a prediction unit to generate one or more predicted blocks respectively corresponding to the one or more partition blocks by using... Sk Telecom Co Ltd

Device and supplying key to plurality of devices in quantum key distribution system

The present disclosure in some embodiments provides an apparatus and method for supplying quantum keys to multiple apparatuses in a quantum key distribution system. According to some embodiments of the present disclosure, an apparatus and method for supplying quantum keys enable Alice or Bob to deliver the quantum keys to... Sk Telecom Co Ltd

Method and device for synchronizing quantum data start points in quantum key distribution system

A method and apparatus for synchronizing a start-point of quantum data are disclosed. A method of determining a start-point of a quantum key distribution (QKD) protocol, at which a receiving apparatus of a QKD system starts the QKD protocol with a transmitting apparatus, includes receiving, by the receiving apparatus, an... Sk Telecom Co Ltd

Video encoding and decoding method using an intra prediction

A method performed by an apparatus for intra-predicting a current block in the unit of subblocks, comprises: determining an intra prediction mode of the current block among a plurality of intra prediction modes; identifying the subblocks split from the current block; and sequentially reconstructing the identified subblocks using an intra... Sk Telecom Co Ltd

Video encoding and decoding method using an intra prediction

A method performed by an apparatus for intra-predicting a current block in the unit of subblocks, comprises: determining an intra prediction mode of the current block among a plurality of intra prediction modes; identifying the subblocks split from the current block; and sequentially reconstructing the identified subblocks using an intra... Sk Telecom Co Ltd

Mems-based 3d ion trapping device for using laser penetrating ion trapping structure, and manufacturing same

An ion trap device is disclosed with a method of manufacturing thereof including a substrate, first and second RF electrode rails, first and second DC electrodes on either upper or lower side of substrate, and a laser penetration passage connected to ion trapping zone from outer side of the first... Sk Telecom Co Ltd

Cell management operating cell management apparatus

The present invention suggests a cell management apparatus and a method for operating a cell management apparatus, capable of harmoniously satisfying effects of improving intercell interference and enhancing operation efficiency of radio resources in managing virtual cells, particularly in managing virtual cells in a heterogeneous network environment in which cells... Sk Telecom Co Ltd

Terminal device and operating terminal device

The present disclosure relates a terminal device capable of enhancing cell throughput in consideration of an interference environment created in a heterogeneous network environment where cells of different sizes which use different frequency bands coexist, and a method of operating the same.... Sk Telecom Co Ltd

Composition for diagnosing pancreatic cancer and diagnosing pancreatic cancer using the same

The present invention relates to: a composition for diagnosing pancreatic cancer, containing a preparation for measuring the expression level of a protein or a gene thereof, and capable of being used for determining whether there is a risk of pancreatic cancer; a kit; and a method for diagnosing pancreatic cancer... Sk Telecom Co Ltd

Method and effective encoding/decoding using detailed predictive unit

An apparatus for encoding images includes: a predictor to determine a prediction unit (PU) mode among a plurality of PU modes indicating types of partition of a current coding unit (CU) into one or more prediction units (PUs), and generate a predicted block of the current CU by performing an... Sk Telecom Co Ltd

Method and effective encoding/decoding using detailed predictive unit

An apparatus for encoding images includes: a predictor to determine a prediction unit (PU) mode among a plurality of PU modes indicating types of partition of a current coding unit (CU) into one or more prediction units (PUs), and generate a predicted block of the current CU by performing an... Sk Telecom Co Ltd

Method for prediction of fetal monogenic genetic variations using maternal serum dna

The present invention provides a method for non-invasively detecting, expecting, or diagnosing fetal single nucleotide polymorphisms and the resultant monogenic disorders, through maternal cell-free DNA sequencing. The diagnosis method according to the present invention does not harm mothers or fetuses and is convenient, in that analysis is possible using maternal... Sk Telecom Co Ltd

Device-to-device content providing method

The present disclosure relates to a device-to-device (D2D) content providing method, and relates to a method for enabling D2D content transmission through a link with a communication control server for supporting D2D content transmission. To this end, the D2D content providing method can comprise the steps of: generating, by a... Sk Telecom Co Ltd

Apparatus and multi-terminal communication service

An apparatus for multi-terminal communication service includes a service determination unit configured to determine use or non-use of a mobile communication service by a main communication terminal or an auxiliary communication terminal corresponding to the main communication terminal, a terminal determination unit configured to determine a communication terminal among the... Sk Telecom Co Ltd

Streaming service providing

The present disclosure relates to a streaming service providing method and, more specifically, to a streaming service providing method and device by which a service control server having a domain name server (DNS) function can support a streaming service of a multicast scheme by providing, to a terminal, a multicast... Sk Telecom Co Ltd

Motion vector encoding/decoding and image encoding/decoding using same

The present disclosure relates to a method and apparatus for encoding/decoding a motion vector and a method and apparatus for encoding/decoding video using same. The motion vector encoding method includes selecting a predicted motion vector candidate set including one or more predicted motion vector candidates for a block; determining one... Sk Telecom Co Ltd

Method and encoding/decoding the motion vectors of a plurality of reference pictures, and image encoding/decoding using same

A video decoding method using an inter prediction, includes: reconstructing a first differential motion vector and a second differential motion vector of a current block by decoding encoded data; deriving a first predicted motion vector and a second predicted motion vector of the current block from one or more neighboring... Sk Telecom Co Ltd

Method and encoding/decoding the motion vectors of a plurality of reference pictures, and image encoding/decoding using same

A video decoding method using an inter prediction, includes: reconstructing a first differential motion vector and a second differential motion vector of a current block by decoding encoded data; deriving a first predicted motion vector and a second predicted motion vector of the current block from one or more neighboring... Sk Telecom Co Ltd

Motion vector encoding/decoding and image encoding/decoding using same

The present disclosure relates to a method and apparatus for encoding/decoding a motion vector and a method and apparatus for encoding/decoding video using same. The motion vector encoding method includes selecting a predicted motion vector candidate set including one or more predicted motion vector candidates for a block; determining one... Sk Telecom Co Ltd

Base station device and operating same

The present invention discloses a base station device which, in a heterogeneous network environment where various base stations forming cells with different sizes coexist in the same area, improves performance of coordinated multi-point (CoMP) transmission and reception by reflecting environmental characteristics that cells with difference sizes coexist, and an operating... Sk Telecom Co Ltd

Device-to-device content delivery method through interworking with service control apparatus

The present disclosure relates to a method for transmitting content between terminals through a service control device link. To this end, A method for content delivery between devices through interworking with a service control apparatus, the method performed by a device, the method comprising: creating a neighboring device list containing... Sk Telecom Co Ltd

04/27/17 / #20170118472

Video encoding/decoding apparatus and method

A video decoding apparatus includes: a decoder to determine a size of a minimum block unit among block units in which quantization parameter information is decoded from a bitstream, determine a current block to be decoded by dividing a block larger than 16×16 into one or more blocks, decode, from... Sk Telecom Co Ltd

04/27/17 / #20170118525

Apparatus and generating/recovering motion information based on predictive motion vector index encoding, and image encoding/decoding using same

A video encoding method for encoding a current motion vector of a current block, includes: deriving a plurality of candidate predictive motion vectors by using motion vectors of adjacent blocks of the current block; selecting a predictive motion vector of the current block from among the candidate predictive motion vectors;... Sk Telecom Co Ltd

03/23/17 / #20170085914

Method and encoding/decoding video using high-precision filter

A video decoding apparatus for inter-predicting a current block to be decoded, includes: a decoder to extract motion information on the current block from a bitstream; and a predictor to determine a motion vector of the current block based on the extracted motion information, and generate a prediction block based... Sk Telecom Co Ltd

03/16/17 / #20170078662

Image-filtering method and apparatus, and encoding/decoding method and apparatus using same

The present disclosure provides a video decoding apparatus including at least a decoder configured to decode information on a size of a current block from encoded data, transform information, an inverse transformer configured to reconstruct a residual block of the current block by inversely transforming the transform coefficients in units... Sk Telecom Co Ltd

03/02/17 / #20170061464

Stamper, terminal, and operation method thereof

Disclosed are a stamper, a terminal and an operation method thereof. The stamper includes: a transmission part configured to transmit a beacon signal related to stamp saving to a terminal; a contact tip contacting the terminal; and a control part configured to include a bit value in the beacon signal,... Sk Telecom Co Ltd

03/02/17 / #20170063849

Stamper, terminal, and operating the same

Disclosed are a stamper, a terminal and an operation method thereof. In performing stamp saving related to a store for a user by utilizing an electronic stamp and an application installed in the terminal, by limiting an irradiation angle of a beacon signal irradiated from the stamper and additionally applying... Sk Telecom Co Ltd

02/09/17 / #20170041362

Method for transmitting broadcasting contents in real-time and device for same

A real-time broadcasting contents transmission method and device are disclosed. In an embodiment, the device stores a streaming list which is information about one or more streaming contents received from a contents providing server. When a request being transmitted to the contents providing server is received from a terminal device... Sk Telecom Co Ltd

02/09/17 / #20170041607

Method and device for encoding/decoding image by inter prediction using random block

A video encoding apparatus, includes: a block partitioning unit to determine a partition form, among candidate partition forms, for partitioning a current block into one or more partition blocks; a prediction unit to generate one or more predicted blocks respectively corresponding to the one or more partition blocks by using... Sk Telecom Co Ltd

01/26/17 / #20170026892

Apparatus and supporting data transmission service over multiple networks

A transmitting device includes: a communication unit to transmit data through two or more networks including a first network and a second network; and a transmission controller to control the communication unit to transmit the data to the receiving device through the first network, and transmit the data, which is... Sk Telecom Co Ltd

01/19/17 / #20170019671

Method and predictive encoding/decoding of motion vector

A video encoding apparatus includes: a predictor to generate a predicted block of a current block corresponding to a predicted motion vector and a differential motion vector; and an entrophy encoder to encode an index for use in identifying the predicted motion vector of the current block and the differential... Sk Telecom Co Ltd








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