JP6580591B2 - 無線通信システムにおける非周期的チャネル状態情報を処理する方法及び装置 - Google Patents
無線通信システムにおける非周期的チャネル状態情報を処理する方法及び装置Info
- Publication number
- JP6580591B2 JP6580591B2 JP2016562908A JP2016562908A JP6580591B2 JP 6580591 B2 JP6580591 B2 JP 6580591B2 JP 2016562908 A JP2016562908 A JP 2016562908A JP 2016562908 A JP2016562908 A JP 2016562908A JP 6580591 B2 JP6580591 B2 JP 6580591B2
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- Prior art keywords
- aperiodic csi
- csi
- scg
- mcg
- aperiodic
- Prior art date
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W24/00—Supervisory, monitoring or testing arrangements
- H04W24/10—Scheduling measurement reports ; Arrangements for measurement reports
-
- 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
- H04B7/0626—Channel coefficients, e.g. channel state information [CSI]
-
- 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
- H04B7/022—Site diversity; Macro-diversity
- H04B7/024—Co-operative use of antennas of several sites, e.g. in co-ordinated multipoint or co-operative multiple-input multiple-output [MIMO] systems
-
- 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
- H04B7/0413—MIMO systems
- H04B7/0456—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting
-
- 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
- H04B7/0636—Feedback format
- H04B7/0645—Variable feedback
- H04B7/0647—Variable feedback rate
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W76/00—Connection management
- H04W76/10—Connection setup
- H04W76/15—Setup of multiple wireless link connections
- H04W76/16—Involving different core network technologies, e.g. a packet-switched [PS] bearer in combination with a circuit-switched [CS] bearer
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/02—Terminal devices
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W88/00—Devices specially adapted for wireless communication networks, e.g. terminals, base stations or access point devices
- H04W88/08—Access point devices
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Description
Claims (9)
- 無線通信システムにおいて端末が非周期的CSI(Channel State Information)を報告する方法であって、
前記端末が、MCG(Master Cell Group)から前記MCGに対する非周期的CSI報告要求を受信し、SCG(Secondary Cell Group)から前記SCGに対する非周期的CSI報告要求を受信するステップと、
前記端末が、前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求に基づいて、最大5個のCSI処理に対する前記非周期的CSIを報告するステップと、を含み、
前記端末は、二重接続で前記MCG及び前記SCGの両方に接続され、
前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求に基づくCSI処理の数が5個を超えるとき、5個を超える残りのCSI処理に対する前記非周期的CSIは、更新されない、方法。 - 前記端末が、前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求に基づいて、前記MCG及び前記SCGに対する前記非周期的CSIを報告する能力を、前記非周期的CSIを報告する前記能力の最大の数まで割り当てるステップをさらに含む、請求項1に記載の方法。
- 前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求は、前記MCG及び前記SCGに対するサブフレームに対してそれぞれ最大1回受信される、請求項1に記載の方法。
- 前記MCG及び前記SCGに対する前記非周期的CSIを報告する前記能力は、上位層により構成される、請求項2に記載の方法。
- 前記非周期的CSIを報告する前記能力は、前記MCGに対して最初に割り当てられる、請求項4に記載の方法。
- 前記非周期的CSIを報告する前記能力は、前記MCG及び前記SCGに対して交代に割り当てられる、請求項4に記載の方法。
- 無線通信システムにおける端末であって、
メモリと、
送受信部と、
前記メモリ及び前記送受信部と結合されるプロセッサと、を備え、
前記プロセッサは、
MCG(Master Cell Group)から前記MCGに対する非周期的CSI(Channel State Information)報告要求を受信し、SCG(Secondary Cell Group)から前記SCGに対する非周期的CSI報告要求を受信するように前記送受信部を制御し、
前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求に基づいて、最大5個のCSI処理に対する前記非周期的CSIを報告するように前記送受信部を制御するように構成され、
前記端末は、二重接続で前記MCG及び前記SCGの両方に接続され、
前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求に基づくCSI処理の数が5個を超えるとき、5個を超える残りのCSI処理に対する前記非周期的CSIは、更新されない、端末。 - 前記プロセッサは、前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求に基づいて、前記MCG及び前記SCGに対する前記非周期的CSIを報告する能力を、前記非周期的CSIを報告する前記能力の最大の数まで割り当てるようにさらに構成される、請求項7に記載の端末。
- 前記MCGに対する前記非周期的CSI報告要求、及び、前記SCGに対する前記非周期的CSI報告要求は、前記MCG及び前記SCGに対するサブフレームに対してそれぞれ最大1回受信される、請求項7に記載の端末。
Applications Claiming Priority (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201461980531P | 2014-04-16 | 2014-04-16 | |
| US61/980,531 | 2014-04-16 | ||
| US201462086673P | 2014-12-02 | 2014-12-02 | |
| US62/086,673 | 2014-12-02 | ||
| PCT/KR2015/003827 WO2015160198A1 (en) | 2014-04-16 | 2015-04-16 | Method and apparatus for processing aperiodic channel state information in wireless communication system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JP2017511665A JP2017511665A (ja) | 2017-04-20 |
| JP6580591B2 true JP6580591B2 (ja) | 2019-09-25 |
Family
ID=54324317
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2016562908A Active JP6580591B2 (ja) | 2014-04-16 | 2015-04-16 | 無線通信システムにおける非周期的チャネル状態情報を処理する方法及び装置 |
Country Status (6)
| Country | Link |
|---|---|
| US (2) | US9979455B2 (ja) |
| EP (1) | EP3132633B1 (ja) |
| JP (1) | JP6580591B2 (ja) |
| KR (1) | KR102354498B1 (ja) |
| CN (1) | CN106233772B (ja) |
| WO (1) | WO2015160198A1 (ja) |
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| KR101990753B1 (ko) | 2015-10-17 | 2019-06-20 | 콤캐스트 케이블 커뮤니케이션스 엘엘씨 | 부분 서브프레임 및 전체 서브프레임에서의 제어 채널 구성 |
| US10548121B2 (en) | 2016-02-03 | 2020-01-28 | Comcast Cable Communications, Llc | Downlink and uplink channel transmission and monitoring in a wireless network |
| US10257855B2 (en) | 2016-02-04 | 2019-04-09 | Comcast Cable Communications, Llc | Multi-carrier detection in a wireless network |
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-
2015
- 2015-04-16 US US15/303,897 patent/US9979455B2/en active Active
- 2015-04-16 EP EP15779893.5A patent/EP3132633B1/en active Active
- 2015-04-16 WO PCT/KR2015/003827 patent/WO2015160198A1/en not_active Ceased
- 2015-04-16 CN CN201580019925.3A patent/CN106233772B/zh active Active
- 2015-04-16 KR KR1020167028351A patent/KR102354498B1/ko active Active
- 2015-04-16 JP JP2016562908A patent/JP6580591B2/ja active Active
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2018
- 2018-04-20 US US15/959,034 patent/US10432289B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| KR102354498B1 (ko) | 2022-01-21 |
| US9979455B2 (en) | 2018-05-22 |
| US20180241455A1 (en) | 2018-08-23 |
| EP3132633A1 (en) | 2017-02-22 |
| CN106233772B (zh) | 2019-11-05 |
| CN106233772A (zh) | 2016-12-14 |
| WO2015160198A1 (en) | 2015-10-22 |
| EP3132633B1 (en) | 2019-03-20 |
| KR20160145009A (ko) | 2016-12-19 |
| US20170041059A1 (en) | 2017-02-09 |
| US10432289B2 (en) | 2019-10-01 |
| JP2017511665A (ja) | 2017-04-20 |
| EP3132633A4 (en) | 2017-11-29 |
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