公开(公告)号：US20170142606A1

公开(公告)日：2017-05-18

申请号：US15244046

申请日：2016-08-23

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Juyul LEE ,  Myung Don KIM ,  Jinup KIM ,  Hyun Kyu CHUNG ,  Minuk KIM ,  Jubum KIM ,  Eun Ae LEE ,  Joon Ho CHO

IPC: H04W24/10 ,  H04B17/18

CPC classification number: H04B7/086

Abstract: Disclosed are an apparatus and a method for estimating a parameter of a multi path signal. The apparatus for estimating a parameter of a multi path signal includes: a plurality of pre-processing units configured to pre-process respective reception signals received through a plurality of antennas; a plurality of parameter converting units configured to approximate a parameter set of the respective pre-processed reception signals to have a sparse characteristic in a Doppler frequency and angle of arrival domain; and a parameter estimating unit configured to estimate an angle of arrival for a plurality of reception signals in each frequency region of the Doppler frequency and angle of arrival domain.

公开(公告)号：US20160308283A1

公开(公告)日：2016-10-20

申请号：US15064952

申请日：2016-03-09

Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE

Inventor： Juyul LEE ,  Jinup KIM ,  Myung-Don KIM

IPC: H01Q15/08

CPC classification number: H01Q1/523

Abstract: Disclosed is an antenna array, including: a first antenna; a second antenna; and a dielectric substance, of which a height is determined based on a distance between the first and second antennas and forms of beam patterns of the first and second antennas. According to the antenna array according to the exemplary embodiments of the present invention, it is possible to decrease coupling between the antennas.

Abstract translation: 公开了一种天线阵列，包括：第一天线; 第二个天线; 以及基于第一和第二天线之间的距离和第一和第二天线的波束图案的形式来确定高度的电介质。 根据根据本发明的示例性实施例的天线阵列，可以减少天线之间的耦合。

公开(公告)号：US20160112112A1

公开(公告)日：2016-04-21

申请号：US14681212

申请日：2015-04-08

Applicant: Electronics and Telecommunications Research Institute

Inventor： Juyul LEE ,  Myung-Don KIM ,  Jinup KIM

IPC: H04B7/08 ,  H04W40/06 ,  H04L5/00

CPC classification number: H04B7/0834 ,  H04B7/0617 ,  H04W8/005 ,  H04W16/28 ,  H04W84/02 ,  H04W88/02 ,  H04W88/08

Abstract: An apparatus for beamforming of a terminal acquires sensing information from an internal sensor, confirms whether the terminal is positioned in a street canyon of a road, and if it is confirmed that the terminal is positioned in the street canyon of a road, uses the sensing information to form beams of each antenna.

Abstract translation: 终端的波束形成装置从内部传感器获取感测信息，确认终端是否位于道路的街道峡谷中，并且如果确认终端位于道路的街道峡谷中，则使用感测 信息以形成每个天线的波束。

公开(公告)号：US20150139372A1

公开(公告)日：2015-05-21

申请号：US14542846

申请日：2014-11-17

Applicant: Electronics and Telecommunications Research Institute

Inventor： Seok SEO ,  Jinup KIM ,  Seung-Hwan LEE

IPC: H04L7/00 ,  H04L25/08

CPC classification number: H04L25/08 ,  H04B1/0021 ,  H04L25/05

Abstract: Provided is a wireless signal receiver including: an analog-digital converter (ADC) converting an analog RF signal into a digital baseband signal; and a sub-sampling block dividing and processing the digital baseband signal into a first path signal and a second path signal, and extracting a complex baseband signal by using a relative sample delay difference between the first and second path signals, wherein the first path signal is a signal obtained by adjusting a sample delay and sampling rate of the digital baseband signal, and the second path signal is a signal obtained by filtering without adjusting the sampling rate of the digital baseband signal.

Abstract translation: 提供了一种无线信号接收机，包括：模拟数字转换器（ADC），将模拟RF信号转换为数字基带信号; 以及子采样块，将所述数字基带信号分割为第一路径信号和第二路径信号，并且通过使用所述第一路径信号和所述第二路径信号之间的相对采样延迟差来提取复基带信号，其中，所述第一路径信号 是通过调整数字基带信号的采样延迟和采样率获得的信号，并且第二路径信号是通过在不调整数字基带信号的采样率的情况下进行滤波而获得的信号。