KR101160134B1 - 무선 통신 장치 및 서브 캐리어의 할당 방법 - Google Patents
무선 통신 장치 및 서브 캐리어의 할당 방법 Download PDFInfo
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- H04W72/00—Local resource management
- H04W72/50—Allocation or scheduling criteria for wireless resources
- H04W72/54—Allocation or scheduling criteria for wireless resources based on quality criteria
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
- H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot signals
- H04L5/0057—Physical resource allocation for CQI
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- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
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- H04L1/0002—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate
- H04L1/0003—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the transmission rate by switching between different modulation schemes
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- H04L1/0023—Systems modifying transmission characteristics according to link quality, e.g. power backoff characterised by the signalling
- H04L1/0026—Transmission of channel quality indication
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
Description
도 2는 본 발명의 실시형태 1에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 3은 본 발명의 실시형태 1에 따른 통신 단말 장치의 구성을 나타내는 블록도이다.
도 4는 본 발명의 실시형태 1에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 5는 본 발명의 실시형태 1에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 6a는 본 발명의 실시형태 1에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 6b는 본 발명의 실시형태 1에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 7a는 본 발명의 실시형태 1에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 7b는 본 발명의 실시형태 1에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 8은 본 발명의 실시형태 2에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 9는 본 발명의 실시형태 2에 따른 무선 통신 장치의 동작을 나타내는 흐름도이다.
도 10은 본 발명의 실시형태 3에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 11은 본 발명의 실시형태 3에 따른 무선 통신 장치의 동작을 나타내는 흐름도이다.
도 12는 본 발명의 실시형태 4에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 13은 본 발명의 실시형태 4에 따른 무선 통신 장치의 동작을 나타내는 흐름도이다.
도 14는 본 발명의 실시형태 4에 따른 무선 통신 장치의 동작을 나타내는 흐름도이다.
도 15는 본 발명의 실시형태 5에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 16은 본 발명의 실시형태 5에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 17은 본 발명의 실시형태 5에 따른 데이터를 서브 캐리어에 할당한 상태를 나타내는 도면이다.
도 18은 본 발명의 실시형태 6에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 19는 본 발명의 실시형태 7에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 20은 본 발명의 실시형태 7에 따른 무선 통신 장치의 동작을 나타내는 흐름도이다.
103 : GI 제거부 104 : FFT부
105 : 제어 정보 추출부 106 : 복조부
107 : 복호부 108 : 제어부
109, 110 : 부호화부 111, 112 : 송신 HARQ부
113, 114 : 변조부 115, 116: 채널 할당부
Claims (7)
- 기지국 장치에 의한 송신 방법으로서,
주파수 방향으로 연속된 복수의 서브 캐리어를 할당할지, 주파수 방향으로 이산적으로 배치되고 또한 주파수 방향의 이산 간격이 미리 결정된 복수의 서브 캐리어를 할당할지를 나타내는 제 1 제어 정보를 송신하고,
주파수 방향으로 연속된 상기 복수의 서브 캐리어, 또는 주파수 방향의 이산 간격이 미리 결정된 상기 복수의 서브 캐리어를 이용하여 데이터를 송신하고,
상기 기지국 장치는 주파수 방향으로 연속된 상기 복수의 서브 캐리어를 할당할 때, 할당된 상기 복수의 서브 캐리어를 나타내는 제 2 제어 정보를 송신하는 송신 방법. - 제 1 항에 있어서,
상기 이산 간격은, OFDM 방식에 있어서의 서브 캐리어간의 최소 간격보다 큰 송신 방법. - 제 1 항에 있어서,
이산 간격이 미리 결정된 상기 복수의 서브 캐리어는, 통신 대역 내 전체에 걸쳐 이산적으로 배치되는 송신 방법. - 기지국 장치로서,
주파수 방향으로 연속된 복수의 서브 캐리어를 할당할지, 주파수 방향으로 이산적으로 배치되고 또한 주파수 방향의 이산 간격이 미리 결정된 복수의 서브 캐리어를 할당할지를 결정하는 결정부와,
주파수 방향으로 연속된 복수의 서브 캐리어를 할당할지, 주파수 방향으로 이산적으로 배치되고 또한 주파수 방향의 이산 간격이 미리 결정된 복수의 서브 캐리어를 할당할지를 나타내는 제 1 제어 정보를 송신하는 송신부를 가지고,
상기 송신부는, 또한, 주파수 방향으로 연속된 상기 복수의 서브 캐리어, 또는 주파수 방향의 이산 간격이 미리 결정된 상기 복수의 서브 캐리어를 이용하여 데이터를 송신하고,
상기 기지국 장치는, 주파수 방향으로 연속된 상기 복수의 서브 캐리어를 할당할 때, 할당된 상기 복수의 서브 캐리어를 나타내는 제 2 제어 정보를 송신하는 기지국 장치. - 제 4 항에 있어서,
상기 이산 간격은, OFDM 방식에 있어서의 서브 캐리어간의 최소 간격보다 큰 기지국 장치. - 제 4 항에 있어서,
이산 간격이 미리 결정된 상기 복수의 서브 캐리어는, 통신 대역 내 전체에 걸쳐 이산적으로 배치되는 기지국 장치. - 삭제
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JPJP-P-2003-295971 | 2003-08-20 | ||
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PCT/JP2004/012309 WO2005020488A1 (ja) | 2003-08-20 | 2004-08-20 | 無線通信装置及びサブキャリア割り当て方法 |
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EP (1) | EP1646170B1 (ko) |
JP (4) | JPWO2005020488A1 (ko) |
KR (5) | KR101109924B1 (ko) |
CN (2) | CN1853367B (ko) |
BR (1) | BRPI0413705B1 (ko) |
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US9130810B2 (en) | 2000-09-13 | 2015-09-08 | Qualcomm Incorporated | OFDM communications methods and apparatus |
US7295509B2 (en) | 2000-09-13 | 2007-11-13 | Qualcomm, Incorporated | Signaling method in an OFDM multiple access system |
KR101083176B1 (ko) | 2003-08-20 | 2011-11-11 | 파나소닉 주식회사 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
CN100355231C (zh) * | 2003-12-19 | 2007-12-12 | 上海贝尔阿尔卡特股份有限公司 | 多载波系统中具有混合自动重传请求的数据传输方法 |
US9137822B2 (en) | 2004-07-21 | 2015-09-15 | Qualcomm Incorporated | Efficient signaling over access channel |
US9148256B2 (en) | 2004-07-21 | 2015-09-29 | Qualcomm Incorporated | Performance based rank prediction for MIMO design |
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