Samsung Electronics Co., Ltd.

Sunghee Hwang

Hyunkoo Yang

Seho Myung

Woohyun Nam

Hyunkwon Chung

Yoonjae Son

Tammy Lee

Sangchul Ko

Kyungrae Kim

Jungkyu Kim

Hakju Lee

Kyunghun Jung

Dongyeon Kim

Eric Yip

Jaehyeon Bae

Sunmin Kim

Youngwan So

A video processing apparatus includes a memory storing instructions, and at least one processor configured to execute the instructions to generate a plurality of feature information by analyzing a video signal comprising a plurality of images based on a first DNN, extract a first altitude component and a first planar component corresponding to a movement of an object in a video from the video signal based on a second DNN, extract a second planar component corresponding to a movement of a sound source in audio from a first audio signal based on a third DNN, generate a second altitude component based on the first altitude component, the first planar component, and the second planar component, output a second audio signal comprising the second altitude component based on the feature information, and synchronize the second audio signal with the video signal and output the synchronized second audio signal and video signal.

Video processing device and method

An apparatus for processing audio includes at least one processor configured to obtain a down-mixed audio signal from a bitstream, to obtain down-mixing-related information from the bitstream, to de-mix the down-mixing-related information by using down-mixing-related information, and to reconstruct an audio signal including at least one frame based on the de-mixed audio signal. The down-mixing-related information is information generated in units of frames by using an audio scene type.

Apparatus and method for processing multi-channel audio signal

Provided is a method of controlling a bitrate of a user equipment (UE), the method including: receiving bitrate control information from a base station (BS); changing a bitrate by a value determined based on the bitrate control information; transmitting, to the BS, information notifying that the bitrate has been changed; and communicating with another UE at the changed bitrate.

Apparatus and method for controlling bitrate in mobile communication network

A method of matching a voice for each object included in a video, includes: separating a plurality of voices in a video; determining a dissimilarity between the plurality of voices; selecting a partial duration in an entire duration of the video as a matching duration, based on the dissimilarity between the plurality of voices; matching, within the matching duration, the plurality of voices with a plurality of objects in the video respectively, based on mouth movements of the plurality of objects; and matching the plurality of voices with the plurality of objects respectively in the entire duration of the video, based on results of the matching between the plurality of voices and the plurality of objects within the matching duration.

Method of matching sound source for each object included in video, and computing device for performing the same

A method and device for efficiently transmitting a plurality of pictures are provided. Also, provided are a method and device for efficiently receiving a plurality of transmitted pictures. Provided is a picture transmitting method including obtaining a plurality of input pictures, generating a packed picture by combining the plurality of input pictures based on a packing structure, and generating and transmitting a bitstream including packing structure information and the packed picture.

Method for terminal device mounted in vehicle to transmit image and method for remote control device for controlling travel of vehicle to receive image

According to various embodiments of the disclosure, an audio processing apparatus includes at least one processor configured to execute one or more instructions to obtain a second audio signal down-mixed from at least one first audio signal, obtain information related to error removal for the at least one first audio signal, de-mix the at least one first audio signal from the down-mixed second audio signal, and reconstruct the at least one first audio signal by applying the information related to the error removal for the at least one first audio signal to the at least one first audio signal de-mixed from the second audio signal. The information related to the error removal having been generated using at least one of an original signal power of the at least one first audio signal or a second signal power of the at least one first audio signal after decoding.

An audio processing apparatus may obtain second audio signals corresponding to channels included in a second channel group from first audio signals corresponding to channels included in a first channel group, downsample at least one third audio signal corresponding to at least one channel identified based on a correlation with the second channel group from among the channels included in the first channel group, by using an artificial intelligence (AI) model, and generate a bitstream including the second audio signals corresponding to the channels included in the second channel group and the downsampled at least one third audio signal. The first channel group includes a channel group of an original audio signal, and the second channel group is constructed by combining at least two channels from among the channels included in the first channel group.

Apparatus and method for processing audio

A method and a device for transmitting information related to an estimated trajectory of an autonomous vehicle are provided. The method, performed by a terminal device mounted in an autonomous vehicle, of transmitting information to a server includes: determining a format to transmit the information to the server, based on network information received from the server; estimating a trajectory of the autonomous vehicle; generating estimated trajectory information indicating the estimated trajectory of the autonomous vehicle according to the determined format; and transmitting the generated estimated trajectory information to the server.

Method for transmitting predicted route information via mobile communication network by terminal device mounted on autonomous vehicle

The present disclosure relates to a communication apparatus and method for supporting a forward error correction scheme in a communication system. To this end, by means of a generation mode among a plurality of generation modes (ssbg_mode #0, #1, #2), a source symbol block having a plurality of source symbols is generated by using a source packet block having a plurality of source packets, and a repair symbol block for the generated source symbol block is generated by means of a forward error correction (FEC) scheme among a plurality of FEC schemes (FEC payload ID mode 0, FEC payload ID mode 1). A first FEC scheme (FEC payload ID mode 1) is applied to generate the repair symbol block, and in response to an occurrence of a discontinuity in packet sequence numbers, a repair packet may be generated to include length repair data and a repair FEC payload identifier (ID).

Apparatus and method for communication in broadcast system

A method and apparatus are provided for recovering data efficiently even when data loss has occurred over a channel or network. The packet transmission method includes arranging a first transmission packet in a source symbol in a first region of a source block; arranging a second transmission packet in a space starting with an empty space of a last source symbol where the first transmission packet is arranged, remaining after arranging the first transmission packet; arranging information related to the second transmission packet in a second region of the source block; performing Forward Error Correction (FEC) encoding on the source block; and transmitting the encoded source block.

Data packet transmission/reception apparatus and method

A packet transmission/reception apparatus and method is provided. The packet transmission method of the present invention includes acquiring a source payload including partial source symbols from a source block, generating a source packet including the source payload and an identifier (ID) of the source payload, generating a repair packet including a repair payload corresponding to the source payload and an ID of the repair payload, generating a Forward Error Correction (FEC) packet block including the source and repair packets, and transmitting the FEC packet block. The source payload ID includes a source payload sequence number incrementing by 1 per source packet. The packet transmission/reception method of the present invention is advantageous in improving error correction capability and network resource utilization efficiency.

Packet transmission/reception apparatus and method using forward error correction scheme

A packet transmission/reception method for use in a communication system is provided. The method includes generating control information corresponding to Forward Error Correction (FEC), acquiring at least one source packet to be protected using the FEC, generating at least one repair symbol with at least one repair FEC payload ID and at least one source FEC payload ID according to the at least one source packet and the control information, and transmitting the at least one source packet, the at least one repair symbol with the at least one repair FEC payload ID, and the at least one source FEC payload ID.

Growing community of inventors

Suwon-si, South Korea

Sunghee Hwang