KR20180104062A - 무선 통신 시스템에서, 데이터를 송수신하는 방법 및 이를 위한 장치 - Google Patents
무선 통신 시스템에서, 데이터를 송수신하는 방법 및 이를 위한 장치 Download PDFInfo
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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Abstract
Description
도 2는 3GPP 시스템에 이용되는 물리 채널들 및 이들을 이용한 일반적인 신호 송신 방법을 설명하기 위한 도면.
도 3은 LTE 시스템에서 사용되는 무선 프레임의 구조를 예시하는 도면.
도 4는 LTE 시스템에서 사용되는 하향링크 무선 프레임의 구조를 예시하는 도면.
도 5는 LTE 시스템에서 사용되는 상향링크 서브프레임의 구조를 도시하는 도면.
도 6은 TXRU와 안테나 엘리먼트의 연결 방식의 일례들을 나타낸다.
도 7은 Self-contained 서브프레임 구조의 일 예이다.
도 8은 본 발명의 실시 예에 따른 데이터를 전송하는 방법을 설명하기 위한 도면이다.
도 9는 본 발명의 일 실시예에 따른 통신 장치의 블록 구성도를 예시한다.
Claims (15)
- 무선 통신 시스템에서, 단말이 기지국으로부터 데이터를 수신하는 방법에 있어서,
하나 이상의 제어 자원 집합(CORESET) 영역을 수신하는 단계;
레이트 매칭 정보를 상위 계층으로부터 수신하는 단계; 및
상기 하나 이상의 제어 자원 집합 영역 및 상기 레이트 매칭 정보를 기반으로, 상기 데이터를 수신하는 단계를 포함하되,
상기 데이터는,
상기 하나 이상의 제어 자원 집합 중, 상위 계층에 의해 지시된 적어도 하나의 제어 자원 집합 내에 매핑되되, 상기 레이트 매칭 정보를 기반으로 매핑되는,
데이터 수신 방법. - 제 1 항에 있어서,
상기 데이터는,
상기 적어도 하나의 제어 자원 집합의 주파수 도메인 자원에 따라 매핑되는,
데이터 수신 방법. - 제 1 항에 있어서,
상기 레이트 매칭 정보는,
상기 데이터를 스케줄링 하기 위한 제어 채널이 전송되는 자원 요소들에 대한 정보를 포함하는,
데이터 수신 방법. - 제 3 항에 있어서,
상기 레이트 매칭 정보에 포함된 자원 요소들에는, 상기 데이터가 매핑되지 않는,
데이터 수신 방법. - 제 1 항에 있어서,
상기 데이터가 상기 적어도 하나의 제어 자원 집합 내에 매핑되는 경우,
DMRS (Demodulation Reference Signal)는, 상기 적어도 하나의 제어 자원 집합 이후의 다음 심볼에 매핑되는,
데이터 수신 방법. - 제 1 항에 있어서,
상기 데이터가 매핑되는 자원 구간은,
상기 적어도 하나의 제어 자원 집합에 포함된 적어도 하나의 검색 공간을 기반으로 결정되는,
데이터 수신 방법. - 제 1 항에 있어서,
상기 데이터가 매핑되는 자원 구간은,
상위 계층으로부터 수신된, 상기 적어도 하나의 제어 자원 집합 내에 포함된 적어도 하나의 슬롯에 대한 정보를 기반으로 결정되는,
데이터 수신 방법. - 제 1 항에 있어서,
상기 적어도 하나의 제어 자원 집합이 지시하는 상위 계층 시그널링은, 단말 특정 상위 계층 시그널링이며,
공통 상위 계층 시그널링을 수신하는 경우, 상기 공통 상위 계층 시그널링에 의해 지시된 특정 자원 영역 내에, 상기 레이트 매칭 정보를 기반으로, 상기 데이터가 매핑되는,
데이터 수신 방법. - 제 8 항에 있어서,
상기 단말 특정 상위 계층 시그널링은, 특정 단말 전용 상위 계층 시그널링 또는 단말 그룹 특정 상위 계층 시그널링인,
데이터 수신 방법. - 무선 통신 시스템에서, 기지국으로부터 데이터를 수신하는 단말에 있어서,
상기 기지국과 신호를 송수신하는 RF 모듈; 및
상기 RF 모듈과 연결되어, 하나 이상의 제어 자원 집합(CORESET) 영역을 수신하고,
레이트 매칭 정보를 상위 계층으로부터 수신하며,
상기 하나 이상의 제어 자원 집합 영역 및 상기 레이트 매칭 정보를 기반으로, 상기 데이터를 수신하는 프로세서를 포함하되,
상기 데이터는,
상기 하나 이상의 제어 자원 집합 중, 상위 계층에 의해 지시된 적어도 하나의 제어 자원 집합 내에 매핑되되, 상기 레이트 매칭 정보를 기반으로 매핑되는,
단말. - 제 10 항에 있어서,
상기 레이트 매칭 정보는,
상기 데이터를 스케줄링 하기 위한 제어 채널이 전송되는, 자원 요소들에 대한 정보를 포함하는,
단말. - 제 11 항에 있어서,
상기 레이트 매칭 정보에 포함된 자원 요소들에는 상기 데이터가 매핑되지 않는,
단말. - 제 10 항에 있어서,
상기 데이터가 상기 적어도 하나의 제어 자원 집합 내에 매핑되는 경우,
DMRS (Demodulation Reference Signal)는, 상기 적어도 하나의 제어 자원 집합 이후의 다음 심볼에 매핑되는 단말. - 제 10 항에 있어서,
상기 적어도 하나의 제어 자원 집합이 지시하는 상위 계층 시그널링은, 단말 특정 상위 계층 시그널링이며,
공통 상위 계층 시그널링을 수신하는 경우, 상기 공통 상위 계층 시그널링에 의해 지시된 특정 자원 영역 내에, 상기 레이트 매칭 정보를 기반으로, 상기 데이터가 매핑되는,
단말. - 제 14 항에 있어서,
상기 단말 특정 상위 계층 시그널링은, 특정 단말 전용 상위 계층 시그널링 또는 단말 그룹 특정 상위 계층 시그널링인,
단말.
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| US201762458591P | 2017-02-14 | 2017-02-14 | |
| US62/458,591 | 2017-02-14 | ||
| US201762492903P | 2017-05-01 | 2017-05-01 | |
| US62/492,903 | 2017-05-01 | ||
| US201762576583P | 2017-10-24 | 2017-10-24 | |
| US62/576,583 | 2017-10-24 | ||
| PCT/KR2018/001942 WO2018151533A1 (ko) | 2017-02-14 | 2018-02-14 | 무선 통신 시스템에서, 데이터를 송수신하는 방법 및 이를 위한 장치 |
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| WO2020145537A1 (ko) * | 2019-01-08 | 2020-07-16 | 삼성전자 주식회사 | 무선 통신 시스템에서 전력 절약 신호의 송신 및 수신 방법 및 장치 |
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| US10716105B2 (en) * | 2017-02-14 | 2020-07-14 | Lg Electronics Inc. | Method for transmitting and receiving a physical downlink shared channel and a demodulation reference signal and apparatus therefor |
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| WO2018151533A1 (ko) | 2018-08-23 |
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