KR101239600B1 - 이동국 장치, 기지국 장치 및 cqi 보고 방법 - Google Patents
이동국 장치, 기지국 장치 및 cqi 보고 방법 Download PDFInfo
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- KR101239600B1 KR101239600B1 KR1020087003788A KR20087003788A KR101239600B1 KR 101239600 B1 KR101239600 B1 KR 101239600B1 KR 1020087003788 A KR1020087003788 A KR 1020087003788A KR 20087003788 A KR20087003788 A KR 20087003788A KR 101239600 B1 KR101239600 B1 KR 101239600B1
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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
- 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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- 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
- H04B7/0632—Channel quality parameters, e.g. channel quality indicator [CQI]
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- H04B17/00—Monitoring; Testing
- H04B17/20—Monitoring; Testing of receivers
- H04B17/24—Monitoring; Testing of receivers with feedback of measurements to the transmitter
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- H04B17/00—Monitoring; Testing
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- H04B17/309—Measuring or estimating channel quality parameters
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- H—ELECTRICITY
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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
- H04L1/0001—Systems modifying transmission characteristics according to link quality, e.g. power backoff
- H04L1/0033—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter
- H04L1/0035—Systems modifying transmission characteristics according to link quality, e.g. power backoff arrangements specific to the transmitter evaluation of received explicit signalling
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- H—ELECTRICITY
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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
- H04L5/0037—Inter-user or inter-terminal allocation
- H04L5/0039—Frequency-contiguous, i.e. with no allocation of frequencies for one user or terminal between the frequencies allocated to another
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- H04L5/003—Arrangements for allocating sub-channels of the transmission path
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- H04L5/0057—Physical resource allocation for CQI
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- H—ELECTRICITY
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- 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
- H04L5/0058—Allocation criteria
- H04L5/006—Quality of the received signal, e.g. BER, SNR, water filling
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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
- H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
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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
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- 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
- H04L1/0002—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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- 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
- H04L1/0009—Systems modifying transmission characteristics according to link quality, e.g. power backoff by adapting the channel coding
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- H—ELECTRICITY
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- H—ELECTRICITY
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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
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Abstract
Description
Claims (17)
- 주파수 영역에서 연속하는 복수의 서브캐리어를 그룹화한 복수의 그룹마다, CQI를 생성하는 생성부와,모든 상기 그룹마다의 상기 CQI를, 각각, 상이한 시간 리소스로, 제 1 주기에 따라 차례로 보고하는 보고부를 갖는 이동국 장치.
- 제 1 항에 있어서,상기 상이한 시간 리소스는, 비연속인 시간 리소스인 이동국 장치.
- 제 1 항에 있어서,상기 보고부는, 모든 상기 그룹마다의 상기 CQI를, 순환하여 반복 보고하는 이동국 장치.
- 제 1 항에 있어서,상기 보고부는, 상기 CQI를 보고하는 대상인 상기 그룹을, 상기 제 1 주기에 따라 변경하는 이동국 장치.
- 제 1 항에 있어서,상기 보고부는, 상기 복수의 그룹 중 하나의 그룹의 CQI를, 상기 제 1 주기보다 긴 제 2 주기에 따라, 반복하여 보고하는 이동국 장치.
- 제 1 항에 있어서,상기 보고부는, 모든 상기 그룹마다의 상기 CQI를, 각각, 상기 제 1 주기보다 긴 제 2 주기로서, 동일한 상기 제 2 주기에 따라, 반복하여 보고하는 이동국 장치.
- 제 1 항에 있어서,상기 보고부는, 상기 CQI를, 사전 결정된 간격으로 보고하는 이동국 장치.
- 제 1 항에 있어서,상기 보고부는, 상기 CQI를, 사전 결정된 수의 TTI마다 보고하는 이동국 장치.
- 제 1 항에 있어서,상기 그룹은, 상기 주파수 영역에서 연속하는 복수의 서브캐리어로 구성되는 이동국 장치.
- 제 1 항에 있어서,상기 그룹은, 각각이 상기 주파수 영역에서 연속하는 복수의 서브캐리어로 이루어지는, 복수의 리소스 블록으로 구성되는 이동국 장치.
- 제 1 항에 있어서,상기 그룹은, 각각이 주파수 영역에서 연속하는 복수의 서브캐리어로 이루어지는, 복수의 서브밴드로 구성되는 이동국 장치.
- 제 1 항에 있어서,상기 제 1 주기 또는 상기 CQI의 보고의 타이밍을 나타내는 정보를 수신하는 수신부를 더 갖고,상기 보고부는, 상기 정보에 근거하여, 상기 CQI를 보고하는이동국 장치.
- 주파수 영역에서 연속하는 복수의 서브캐리어를 이용하여, 이동국 장치에 데이터를 송신하는 송신부와,상기 복수의 서브캐리어를 그룹화한 복수의 그룹마다의 CQI로서, 상기 이동국 장치로부터, 각각 상이한 시간 리소스로 사전 결정된 주기에 따라 차례로 보고되는, 모든 상기 그룹마다의 상기 CQI를 수신하는 수신부를 갖는 기지국 장치.
- 제 13 항에 있어서,상기 상이한 시간 리소스는, 비연속인 시간 리소스인 기지국 장치.
- 제 13 항에 있어서,상기 송신부는, 상기 사전 결정된 주기 또는 상기 CQI의 보고의 타이밍을 나타내는 정보를, 상기 이동국 장치에 송신하는 기지국 장치.
- 제 13 항에 있어서,상기 수신부는, 복수의 상기 이동국 장치로부터 송신되어, 다중된 복수의 CQI를 수신하는 기지국 장치.
- 주파수 영역에서 연속하는 복수의 서브캐리어를 그룹화한 복수의 그룹마다, CQI를 생성하는 공정과,모든 상기 그룹마다의 상기 CQI를, 각각, 상이한 시간 리소스로, 사전 결정된 주기에 따라 차례로 보고하는 공정을 갖는 CQI 보고 방법.
Applications Claiming Priority (3)
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JPJP-P-2005-00238953 | 2005-08-19 | ||
JP2005238953 | 2005-08-19 | ||
PCT/JP2006/316219 WO2007020995A1 (ja) | 2005-08-19 | 2006-08-18 | 無線通信移動局装置、無線通信基地局装置およびcqi報告方法 |
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KR1020117011552A Division KR101259317B1 (ko) | 2005-08-19 | 2006-08-18 | Cqi 수신 방법 및 집적 회로 |
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KR20080031420A KR20080031420A (ko) | 2008-04-08 |
KR101239600B1 true KR101239600B1 (ko) | 2013-03-05 |
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KR1020087003788A Active KR101239600B1 (ko) | 2005-08-19 | 2006-08-18 | 이동국 장치, 기지국 장치 및 cqi 보고 방법 |
KR1020117011552A Active KR101259317B1 (ko) | 2005-08-19 | 2006-08-18 | Cqi 수신 방법 및 집적 회로 |
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KR1020117011552A Active KR101259317B1 (ko) | 2005-08-19 | 2006-08-18 | Cqi 수신 방법 및 집적 회로 |
Country Status (9)
Country | Link |
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US (5) | US7933287B2 (ko) |
EP (2) | EP1906569B1 (ko) |
JP (5) | JP4768739B2 (ko) |
KR (2) | KR101239600B1 (ko) |
CN (2) | CN102916777B (ko) |
BR (2) | BRPI0614849B1 (ko) |
CA (1) | CA2618616C (ko) |
RU (2) | RU2546544C2 (ko) |
WO (1) | WO2007020995A1 (ko) |
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