KR101109828B1 - 무선 통신 장치 및 서브 캐리어의 할당 방법 - Google Patents
무선 통신 장치 및 서브 캐리어의 할당 방법 Download PDFInfo
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- H04L5/00—Arrangements affording multiple use of the transmission path
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- H04L5/00—Arrangements affording multiple use of the transmission path
- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
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- H—ELECTRICITY
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- H04L5/0058—Allocation criteria
- H04L5/0064—Rate requirement of the data, e.g. scalable bandwidth, data priority
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- H—ELECTRICITY
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- H04L5/0094—Indication of how sub-channels of the path are allocated
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- H—ELECTRICITY
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- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/08—Testing, supervising or monitoring using real traffic
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W64/00—Locating users or terminals or network equipment for network management purposes, e.g. mobility management
- H04W64/003—Locating users or terminals or network equipment for network management purposes, e.g. mobility management locating network equipment
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/04—Wireless resource allocation
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
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- H—ELECTRICITY
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- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- 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
- H04W72/542—Allocation or scheduling criteria for wireless resources based on quality criteria using measured or perceived quality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
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- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
- H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
- H04B7/0615—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal
- H04B7/0619—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of weighted versions of same signal using feedback from receiving side
- H04B7/0621—Feedback content
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- 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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Abstract
Description
도 2는 SNR 리포트 비트와 변조 방식의 관계를 나타내는 도면이다.
도 3은 본 발명의 실시형태 1에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 4는 본 발명의 실시형태 1에 따른 통신 단말 장치의 구성을 나타내는 블록도이다.
도 5는 본 발명의 실시형태 1에 따른 서브 캐리어의 할당 방법을 나타내는 흐름도이다.
도 6은 본 발명의 실시형태 1에 따른 SNR 통지 포맷을 나타내는 도면이다.
도 7은 본 발명의 실시형태 2에 따른 무선 통신 장치의 구성을 나타내는 블록도이다.
도 8은 본 발명의 실시형태 2에 따른 서브 캐리어의 할당 방법을 나타내는 흐름도이다.
103 : 회전 품질 정보 취출부 104 : 할당 제어부
105 : 요구 서브 캐리어 수 결정부 106 : 유저 정보 축적부
107 : 요구 서브 캐리어 수 정보 생성부
108 : 할당 정보 생성부 109 : 제어 정보 다중부
110 : 서브 캐리어 할당부 111 : 변조부
112 : 절환부 113 : IFFT부
114 : GI삽입부 115 : 송신 RF부
Claims (3)
- 통신 단말 장치로부터 CQI(Channel Quality Indicator)를 수신하는 기지국 장치로서,
각 통신 단말 장치가 상기 기지국 장치에 대해 모든 서브 캐리어의 CQI를 송신할지, 혹은, 복수의 서브 캐리어의 위치를 나타내는 제1 정보와 상기 복수의 서브 캐리어의 CQI에 관한 제2 정보의 총 데이터량이 상기 모든 서브 캐리어의 CQI의 총 데이터량보다 작은 상기 제1 정보와 상기 제2 정보를 송신할지를, 상기 각 통신 단말 장치에 대해 결정하는 결정부와,
상기 결정부가 상기 각 통신 단말 장치에 대해 결정한 결정 내용과, 상기 복수의 서브 캐리어의 개수를 나타내는 정보를 상기 각 통신 단말 장치에 송신하는 송신부와,
상기 모든 서브 캐리어의 CQI를 송신하는 것이 결정된 통신 단말 장치로부터는 서브 캐리어의 위치를 나타내는 정보가 부가되지 않는 상기 모든 서브 캐리어의 CQI를 수신하고, 상기 제1 정보와 상기 제2 정보를 송신하는 것이 결정된 통신 단말 장치로부터는 상기 모든 서브 캐리어의 CQI를 수신하지 않고 상기 제1 정보와 상기 제2 정보를 수신하는 수신부를 갖는 기지국 장치. - 기지국 장치가 통신 단말 장치로부터 CQI를 수신하는 수신 방법으로서,
각 통신 단말 장치가 상기 기지국 장치에 대해 모든 서브 캐리어의 CQI를 송신할지, 혹은, 복수의 서브 캐리어의 위치를 나타내는 제1 정보와 상기 복수의 서브 캐리어의 CQI에 관한 제2 정보의 총 데이터량이 상기 모든 서브 캐리어의 CQI의 총 데이터량보다 작은 상기 제1 정보와 상기 제2 정보를 송신할지를, 상기 기지국 장치가 상기 각 통신 단말 장치에 대해 결정하고,
상기 각 통신 단말 장치에 대해 결정된 결정 내용과, 상기 복수의 서브 캐리어의 개수를 나타내는 정보를 상기 기지국 장치로부터 상기 각 통신 단말 장치에 송신하고,
상기 모든 서브 캐리어의 CQI를 송신하는 것이 결정된 통신 단말 장치로부터는 서브 캐리어의 위치를 나타내는 정보를 수반하지 않고 모든 서브 캐리어의 CQI를 수신하고, 상기 제1 정보와 상기 제2 정보를 송신하는 것이 결정된 통신 단말 장치로부터는 상기 모든 서브 캐리어의 CQI를 수신하지 않고 상기 제1 정보와 상기 제2 정보를 수신하는 수신 방법. - 삭제
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JPJP-P-2003-295972 | 2003-08-20 | ||
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PCT/JP2004/012311 WO2005020489A1 (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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KR20110107403A KR20110107403A (ko) | 2011-09-30 |
KR101109828B1 true KR101109828B1 (ko) | 2012-02-14 |
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KR1020117005173A KR101109885B1 (ko) | 2003-08-20 | 2004-08-20 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
KR1020067003447A KR101083176B1 (ko) | 2003-08-20 | 2004-08-20 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
KR1020117019927A KR101109828B1 (ko) | 2003-08-20 | 2004-08-20 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
KR1020117026833A KR101170474B1 (ko) | 2003-08-20 | 2004-08-20 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
KR1020117011490A KR101109839B1 (ko) | 2003-08-20 | 2004-08-20 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
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KR1020117005173A KR101109885B1 (ko) | 2003-08-20 | 2004-08-20 | 무선 통신 장치 및 서브 캐리어의 할당 방법 |
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US (13) | US7522544B2 (ko) |
EP (2) | EP3484089B1 (ko) |
JP (5) | JP4490921B2 (ko) |
KR (6) | KR101225170B1 (ko) |
CN (3) | CN1833388B (ko) |
BR (1) | BRPI0413694B1 (ko) |
ES (2) | ES2728783T3 (ko) |
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DE202005022046U1 (de) * | 2004-10-29 | 2012-08-24 | Sharp Kabushiki Kaisha | Funksender und Funkempfänger |
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