KR101592796B1 - Otdoa 측정들의 성능을 향상시키기 위한 간섭 제어, sinr 최적화 및 시그널링 강화 - Google Patents
Otdoa 측정들의 성능을 향상시키기 위한 간섭 제어, sinr 최적화 및 시그널링 강화 Download PDFInfo
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Abstract
Description
도 1은 무선 통신 디바이스에 무선 통신 서비스를 제공하는 무선 통신 시스템의 전기 블록도이다.
도 2는 도 2의 무선 통신 시스템 및 무선 통신 디바이스에서 사용될 수 있는 일례의 기지국의 전기 블록도를 도시한다.
도 3은 무선 통신 디바이스에 위치 결정 기준 신호를 송신하도록 다운링크 서브프레임을 생성하기 위해 기지국에 의해 실행되는 단계들의 논리 흐름도이다.
도 4는 위치 결정 기준 신호를 포함하는 다운링크 서브프레임을 처리하기 위해 무선 통신 디바이스에 의해 실행되는 단계들의 논리 흐름도이다.
도 5는 다운링크 서브프레임을 처리하기 위해 무선 통신 디바이스에 의해 실행되는 단계들의 논리 흐름도이다.
도 6은 다운링크 서브프레임을 처리하기 위해 무선 통신 디바이스에 의해 실행되는 단계들의 논리 흐름도이다.
도 7은 무선 통신 디바이스로의 송신을 위해 다운링크 서브프레임을 생성하기 위해 기지국에 의해 실행되는 단계들의 논리 흐름도이다.
Claims (6)
- 무선 단말에서의 방법으로서,
기준 신호들을 포함하고 서빙 셀의 주파수 층과 상이한 주파수 층에 대한 주파수 간 OTDOA 측정의 수행을 개시하도록 상기 서빙 셀로부터 커맨드를 수신하는 단계;
상기 무선 단말에 의해, 상기 서빙 셀의 기준 신호와 이웃 셀의 기준 신호 사이의 오프셋을 수신하는 단계; 및
상기 무선 단말에 의해, 상기 커맨드의 수신에 이어 OTDOA 측정들을 수행하는 단계
를 포함하고,
상기 무선 단말은 적어도 부분적으로 상기 오프셋으로부터 결정되는 윈도 내에서 상기 상이한 주파수 층에서 상기 이웃 셀으로부터의 상기 기준 신호를 탐색하는,
무선 단말에서의 방법. - 제1항에 있어서,
상기 서빙 셀로부터의 송신 갭들이 인에이블되는 시간들에 관한 정보를 수신하는 단계를 더 포함하는 무선 단말에서의 방법. - 제1항에 있어서,
상기 서빙 셀로부터의 송신 갭들이 디스에이블되는 시간들에 관한 정보를 수신하는 단계를 더 포함하는 무선 단말에서의 방법. - 제1 무선 기지국에서의 방법으로서,
시스템 타이밍 정보를 제2 기지국과 교환하는 단계; 및
상기 타이밍 정보를 사용해서 OTDOA 기준 신호들의 송신을 스케줄링하는 단계 - 상기 송신은, 상기 제1 및 제2 기지국들로부터의 OTDOA 기준 신호들의 송신이 실질적으로 시간적으로(in time) 오버랩하도록 스케줄링되고, 상기 제1 및 제2 기지국들로부터의 OTDOA 기준 신호들은 실질적으로 상이함 -
를 포함하는 제1 무선 기지국에서의 방법. - 제4항에 있어서,
상기 시스템 타이밍 정보는 OTDOA 서브프레임들에 대응하는 기준 시스템 시간들인 제1 무선 기지국에서의 방법. - 제4항에 있어서,
상기 시스템 타이밍 정보에 기초하여, 측정 패턴을 무선 단말로 시그널링하는 단계를 더 포함하는, 제1 무선 기지국에서의 방법.
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US12/813,221 US9002354B2 (en) | 2009-06-12 | 2010-06-10 | Interference control, SINR optimization and signaling enhancements to improve the performance of OTDOA measurements |
US12/813,221 | 2010-06-10 | ||
PCT/US2010/038257 WO2010144765A1 (en) | 2009-06-12 | 2010-06-11 | Interference control, sinr optimization and signaling enhancements to improve the performance of otdoa measurements |
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KR20140022482A KR20140022482A (ko) | 2014-02-24 |
KR101592796B1 true KR101592796B1 (ko) | 2016-02-18 |
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KR1020147003087A Active KR101592796B1 (ko) | 2009-06-12 | 2010-06-11 | Otdoa 측정들의 성능을 향상시키기 위한 간섭 제어, sinr 최적화 및 시그널링 강화 |
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US (2) | US9002354B2 (ko) |
EP (3) | EP2441302B1 (ko) |
JP (1) | JP5443598B2 (ko) |
KR (2) | KR101548413B1 (ko) |
CN (2) | CN102461292B (ko) |
BR (1) | BRPI1013125B1 (ko) |
ES (1) | ES2663199T3 (ko) |
MX (1) | MX2011013181A (ko) |
RU (2) | RU2535191C2 (ko) |
WO (1) | WO2010144765A1 (ko) |
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CN105101407B (zh) | 2018-11-09 |
CN102461292A (zh) | 2012-05-16 |
RU2012100724A (ru) | 2013-07-20 |
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EP2574123A2 (en) | 2013-03-27 |
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ES2663199T3 (es) | 2018-04-11 |
RU2014140860A (ru) | 2016-04-27 |
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