Samsung Electronics Co., Ltd.

Yonsei University

In-hyoung Kim

Min-goo Kim

Young-seok Jung

Joo-Hyun Do

Jong-han Lim

Yang-soo Kwon

Bong-Gee Song

Yun-Sang Park

Jeong-hun Kim

Min-Cheol Park

Hae-Dong Yeon

Sung-soo Kim

Jun-ho Lee

Jin-ho Kim

Jeong Hun Kim

Tae-Gon Kim

Yangsoo Kwon

Eui-chang Jung

Jae-Hwan Chang

Jong-hun Rhee

Young-Hak Kim

Byung-Tae Kang

In-yup Kang

Se-bin Im

Ki-joon Hong

Joo-yeol Yang

Yun-Ho Jung

Joon-sung Kim

Yoo-Chang Eun

Su-ha Yoon

Hyun-seung Joo

Jeong-Hoon Park

Kyung-Min Kim

Kang-gyu Lee

Jin Hwan Park

Jae-seok Kim

Su-Young Park

Jin-Woo Roh

Se-Bin Im

Yong-Won Shin

Jeong-Soon Park

Dong-Sik Kim

Tae-Ik Song

Hui-won Je

Kil-Ho Shin

Seo-Goo Lee

Kil-Hwan Kim

Mi-Suk Cho

Su-young Park

A method of processing a signal received over a wireless link may utilize sharing of Modulation and Coding Scheme (MCS) and Transport Block Size (TBS) data. At least one parameter is obtained including a sub-carrier spacing of a transport format. A modulation order and a transport block size may be detected, based on the at least one parameter. The signal received over the wireless link is then processed, based on the detected modulation order and the transport block size. An apparatus may perform the embodiments of the method to process the received signal.

Method and apparatus for wireless communication using modulation, coding schemes, and transport block sizes

A circuit for processing Carrier Aggregation (CA) is provided. The circuit includes a plurality of Component Carrier (CC) processors, each CC processor configured to estimate a frequency offset for a related CC and to compensate the estimated frequency offset, a reference clock generator configured to generate a reference clock using a reference frequency offset as one of frequency offsets output from the plurality of CC processors, a plurality of reception Phase Lock Loop (PLL) units, each reception PLL unit configured to generate a reception carrier frequency for the related CC corresponding to the reference clock, and a plurality of transmission PLL units, each transmission PLL unit configured to generate a transmission carrier frequency for the related CC corresponding to the reference clock.

Apparatus and circuit for processing carrier aggregation

A wireless communication method including receiving, through a wireless channel, table indication information indicating one of a first Modulation and Coding Scheme (MCS) table supporting up to 64 Quadrature Amplitude Modulation (QAM) and second and third MCS tables supporting up to 256 QAM, the third MCS table including a same number of MCS indices as the second MCS table and including less MCS indices corresponding to 256 QAM than the second MCS table, and identifying one of the first to third MCS tables according to the received table indication information to recognize a demodulation scheme for data to be received through the wireless channel may be provided.

Method and apparatus for wireless communication using modulation, coding schemes, and channel quality indicators

A device for performing wireless communication at least one processor configured to generate a condition signal based on at least one parameter associated with the device or the wireless communication, and select at least one of a plurality of signal processing algorithms for performing at least one of a plurality of signal processing functions based on the condition signal, each of the plurality of signal processing functions being associated with the wireless communication.

Devices and methods of selecting signal processing algorithm based on parameters

A wireless communication method of a wireless communication apparatus for supporting a plurality of radio access technologies (RATs) including receiving a first downlink signal corresponding to a first RAT and a second downlink signal corresponding to a second RAT from a base station through a first frequency band, decoding the first downlink signal, detecting the second downlink signal based on a result of decoding of the first downlink signal, and decoding the detected second downlink signal to acquire data included in the second downlink signal may be provided.

Wireless communication apparatus for supporting a plurality of radio access technologies and wireless communication method thereof

Some example embodiments include methods of operating a wireless communication device supporting carrier aggregation, the methods include allocating a memory of a plurality of memories to each of a plurality of component carriers based on a memory allocation priority; determining a demodulation priority for each of the plurality of component carriers based on one of a size of each memory allocated to each of the plurality of component carriers, and the memory allocation priority; and demodulating signals received via the plurality of component carriers based on the demodulation priority.

Wireless communication device including memory de-allocator for efficient memory usage and method of operating the same

A receiver for receiving a signal including a plurality of symbols through a multiple input multiple output (MIMO) channel, and an operation method of the receiver are provided. The receiver includes a demodulator configured to calculate, for each physical channel, Euclidean distances of one or more of the received symbols with respect to all candidate vectors included in an initial candidate vector set and to output information about the Euclidean distances. A vector set detector may select, based on the information, one of a plurality of candidate vector sets having different sizes, as a subsequent candidate vector set for calculating a log likelihood ratio (LLR) of other symbols of the plurality of symbols or an LLR with respect to a second signal received following the first signal.

MIMO receiver that selects candidate vector set and operation method thereof

A chipset including at least one processor is provided. The at least one processor of the chipset is configured to acquire an interference whitening (IW) and detection scheme and demodulate an interference signal based on the acquired IW and detection scheme, wherein the IW and detection scheme is determined based on an interference characteristic of the interference signal, and the interference characteristic is determined based on whether a region in which the interference signal is included collides with a reference signal region of a serving cell and whether the interference signal is a reference signal.

Apparatus and method for mitigating interference in wireless communication system

Provided are a wireless communication apparatus and a channel estimation methods of the wireless communication apparatus. The channel estimation methods includes receiving a first sub-frame and a second sub-frame, the first sub-frame including a plurality of first reference signals pre-coded based on a first pre-coding matrix and the second sub-frame including a plurality of second reference signals pre-coded based on a second pre-coding matrix; determining whether the first pre-coding matrix and the second pre-coding matrix are the same, based on a channel variation in the time domain; and performing, in response to determining that the first pre-coding matrix and the second pre-coding matrix are the same, channel estimation with respect to a resource element included in the second sub-frame based on at least of the plurality of first reference signals and at least one of the plurality of second reference signals.

Wireless communication devices and channel estimation methods thereof

Growing community of inventors

Yongin-si, South Korea

In-hyoung Kim