公开(公告)号：US09712345B2

公开(公告)日：2017-07-18

申请号：US15057646

申请日：2016-03-01

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jin-Hyun So ,  Soo-Bok Yeo ,  Se-Jin Kong ,  Seok-Joong Heo ,  Min-Goo Kim ,  Chae-Hag Yi

IPC: H04L25/03 ,  H04L25/02

CPC classification number: H04L25/03019 ,  H04L25/0222

Abstract: A communication device and method of controlling the same are provided. A communication device includes a transceiver that receives a radio signal and a processor electrically connected to the transceiver, and is configured to store a data signal including data received through the radio signal in a first buffer according to a first delay period, store a channel signal including channel estimation information on a transmission channel of the radio signal in a second buffer according to a second delay period, determines a coefficient of a low pass filter and a group delay related to the low pass filter based on information related to the radio signal, and output at least one of the channel signals stored in the second buffer based on the determined group delay and the first delay period to perform equalizing.

公开(公告)号：US09479360B2

公开(公告)日：2016-10-25

申请号：US14753650

申请日：2015-06-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seok-Joong Heo ,  Soo-Bok Yeo ,  Jin-Hyun So

IPC: H04L25/02 ,  H04B7/01 ,  H04L25/03

CPC classification number: H04L25/0226 ,  H04B7/01 ,  H04L25/0232 ,  H04L25/025 ,  H04L2025/03605

Abstract: A terminal including a transmitter and a receiver is provided. The receiver includes a pilot detection unit configured to detect a pilot signal from a received signal; a low-pass filter configured to filter noise from the pilot signal; a channel equalizer configured to perform channel equalization for data of the received signal, based on the filtered pilot signal; and a channel estimation controller configured to adaptively adjust at least one of a coefficient and an order of the low-pass filter, wherein the coefficient of the low-pass filter is controlled according to characteristics of the pilot signal, and the order of the low-pass filter is controlled according to transmission characteristics of the data of the received signal.

Abstract translation: 提供包括发射机和接收机的终端。 接收机包括：导频检测单元，被配置为从接收信号中检测导频信号; 低通滤波器，被配置为滤除来自导频信号的噪声; 信道均衡器，被配置为基于经滤波的导频信号对接收信号的数据执行信道均衡; 以及信道估计控制器，被配置为自适应地调整所述低通滤波器的系数和阶数中的至少一个，其中根据所述导频信号的特性来控制所述低通滤波器的系数，并且所述低通滤波器的顺序 通过滤波器根据接收信号的数据的传输特性进行控制。