JP6294472B2 - 分散された調整のための方法およびシステム - Google Patents
分散された調整のための方法およびシステム Download PDFInfo
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- JP6294472B2 JP6294472B2 JP2016517295A JP2016517295A JP6294472B2 JP 6294472 B2 JP6294472 B2 JP 6294472B2 JP 2016517295 A JP2016517295 A JP 2016517295A JP 2016517295 A JP2016517295 A JP 2016517295A JP 6294472 B2 JP6294472 B2 JP 6294472B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
-
- 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
- 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
- H04L5/0032—Distributed allocation, i.e. involving a plurality of allocating devices, each making partial allocation
- H04L5/0035—Resource allocation in a cooperative multipoint environment
-
- 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
- H04L5/0058—Allocation criteria
- H04L5/0073—Allocation arrangements that take into account other cell interferences
-
- 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
-
- 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
- H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04J—MULTIPLEX COMMUNICATION
- H04J11/00—Orthogonal multiplex systems, e.g. using WALSH codes
- H04J11/0023—Interference mitigation or co-ordination
- H04J11/005—Interference mitigation or co-ordination of intercell interference
-
- 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
- H04L5/0001—Arrangements for dividing the transmission path
- H04L5/0003—Two-dimensional division
- H04L5/0005—Time-frequency
- H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A), DMT
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/20—Control channels or signalling for resource management
- H04W72/27—Control channels or signalling for resource management between access points
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- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Quality & Reliability (AREA)
- Mobile Radio Communication Systems (AREA)
Description
本非仮特許出願は、参照により本明細書にその全体が組み込まれている、2013年9月27日にアメリカ合衆国特許商標庁で出願した米国仮特許出願第61/883,545号の優先権を米国特許法第119条の下で主張するものである。
Δ=g(B,L,U,T,C)
Claims (8)
- それぞれセルをカバーする複数の基地局を持つネットワークにおいて通信をスケジューリングする方法であって、
少なくとも1つのユーザ機器(UE)からのチャネル状態情報に基づいて、第1の基地局によって、第1の調整行列を取得するステップであって、前記第1の調整行列は、前記第1の基地局に対するサブバンド送信に関連するスケジューリング情報および第1の重みを含む、取得するステップと、
前記第1の基地局によって、前記複数の基地局の少なくとも別の基地局に前記第1の調整行列を送信するステップと、
前記第1の基地局によって、前記少なくとも別の基地局から、第2の調整行列を受信するステップであって、前記第2の調整行列は、前記第2の基地局に対するサブバンド送信に関連する第2の重みを含む、受信するステップと、
前記第1の基地局によって、前記関連する第1の重みが前記関連する第2の重みより大きいサブバンドでデータを送信するステップと、
を含む、方法であって、
前記第1の重みは、少なくとも1つのUEからのフィードバックに含まれる
プリコーディング行列インジケータ(PMI)、
チャネル品質インジケータ(CQI)、及び、
ランク・インジケータ(RI)フィードバック、
の内の少なくとも1つに基づく
方法。 - 前記第1の重みは、
バッファ状態、
ネットワーク負荷、
ユーザ優先度、
トラフィック優先度、及び、
コスト指数、
の内の少なくとも1つにさらに基づく、請求項1に記載の方法。 - 前記第1の重みは、運用、管理、および保守(OAM)関数によって構成された重み関数に基づく、請求項1に記載の方法。
- 前記複数の基地局は協調セットにあり、前記重み関数は、前記協調セット内で前記複数の基地局に優先度を割り当てる、請求項3に記載の方法。
- 前記第1の調整行列は、
前記第1の基地局に関連する第1のプリコーディング行列インジケータと、
前記少なくとも別の基地局に関連する望ましくないプリコーディング行列インジケータと、
を示している、請求項1に記載の方法。 - 前記第2の調整行列は、前記第2の基地局に関連する第2のプリコーディング行列インジケータを示している、請求項5に記載の方法。
- 前記第2のプリコーディング行列インジケータの1つが、前記関連する第1の重みが前記関連する第2の重み未満である前記望ましくないプリコーディング行列インジケータの1つと一致するサブバンドで、前記スケジューリング情報を調整するステップ、
をさらに含む、請求項6に記載の方法。 - 前記関連する第1の重みが前記関連する第2の重み未満であるサブバンドで前記スケジューリング情報を調整するステップ、
をさらに含む、請求項1に記載の方法。
Applications Claiming Priority (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361883545P | 2013-09-27 | 2013-09-27 | |
US61/883,545 | 2013-09-27 | ||
US14/320,952 | 2014-07-01 | ||
US14/320,952 US9674863B2 (en) | 2013-09-27 | 2014-07-01 | Methods and systems for distributed coordination |
PCT/US2014/053788 WO2015047674A1 (en) | 2013-09-27 | 2014-09-03 | Methods and systems for distributed coordination |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2016538741A JP2016538741A (ja) | 2016-12-08 |
JP6294472B2 true JP6294472B2 (ja) | 2018-03-14 |
Family
ID=52740112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2016517295A Expired - Fee Related JP6294472B2 (ja) | 2013-09-27 | 2014-09-03 | 分散された調整のための方法およびシステム |
Country Status (5)
Country | Link |
---|---|
US (1) | US9674863B2 (ja) |
EP (1) | EP3050241A1 (ja) |
JP (1) | JP6294472B2 (ja) |
TW (1) | TWI565280B (ja) |
WO (1) | WO2015047674A1 (ja) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9392493B1 (en) | 2014-12-22 | 2016-07-12 | Collision Communications, Inc. | Methods, systems, and computer program products for providing a rapidly self-organizing cellular communications network |
US9326297B1 (en) * | 2014-12-22 | 2016-04-26 | Collision Communications, Inc. | Methods, systems, and computer program products for providing a rapidly self-organizing cellular communications network |
KR102355785B1 (ko) * | 2015-01-19 | 2022-01-26 | 삼성전자주식회사 | 무선 통신 시스템에서 협력 전송을 위한 제어 정보 송신 장치 및 방법 |
EP3282593B1 (en) * | 2015-04-09 | 2021-03-03 | Samsung Electronics Co., Ltd. | Method and device for controlling transmission power in wireless communication system using multiple antennas |
EP3606262B1 (en) * | 2017-04-12 | 2021-07-28 | Huawei Technologies Co., Ltd. | Method, device and system for determining scheduling user |
US10834645B2 (en) | 2018-11-30 | 2020-11-10 | Google Llc | Active coordination set for mobility management |
US11224081B2 (en) | 2018-12-05 | 2022-01-11 | Google Llc | Disengaged-mode active coordination set management |
WO2020186097A1 (en) | 2019-03-12 | 2020-09-17 | Google Llc | User-equipment coordination set beam sweeping |
US10893572B2 (en) | 2019-05-22 | 2021-01-12 | Google Llc | User-equipment-coordination set for disengaged mode |
WO2021054963A1 (en) | 2019-09-19 | 2021-03-25 | Google Llc | Enhanced beam searching for active coordination sets |
KR20210084123A (ko) * | 2019-12-27 | 2021-07-07 | 삼성전자주식회사 | 전자 장치 및 그 제어 방법 |
CN115942359A (zh) * | 2021-08-20 | 2023-04-07 | 华为技术有限公司 | 一种权值确定方法及装置 |
Family Cites Families (13)
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AU2004225419B2 (en) * | 2003-03-26 | 2007-04-19 | Interdigital Technology Corporation | Wireless multi-cell communication system for managing resource power to provide high speed downlink packet access services |
TWI583223B (zh) * | 2005-04-25 | 2017-05-11 | 內數位科技公司 | 無線系統中效率定址及功率節省方法及系統 |
KR101518828B1 (ko) * | 2008-11-07 | 2015-05-11 | 삼성전자주식회사 | 통신 시스템 및 그의 통신 방법 |
US8639243B2 (en) * | 2009-08-21 | 2014-01-28 | Qualcomm Incorporated | Systems, methods and apparatus configured to manage neighbor cell lists |
US8761117B2 (en) * | 2009-11-30 | 2014-06-24 | Telefonaktiebolaget L M Ericsson (Publ) | Interference mitigation in downlink signal communication to a mobile terminal |
JP5616363B2 (ja) | 2010-01-08 | 2014-10-29 | パナソニック インテレクチュアル プロパティ コーポレーション オブアメリカPanasonic Intellectual Property Corporation of America | 通信装置及び通信方法 |
US9100972B2 (en) * | 2010-12-07 | 2015-08-04 | Lg Electronics Inc. | Method for controlling inter-cell interference in a wireless communication system that supports a plurality of component carriers, and base station apparatus for same |
KR101752229B1 (ko) * | 2011-01-12 | 2017-06-29 | 삼성전자주식회사 | 무선통신 시스템에서 셀 간 협력 방법 및 장치 |
CN103733557B (zh) * | 2011-08-10 | 2016-12-07 | 交互数字专利控股公司 | 用于多站点调度的上行链路反馈 |
EP2761930B1 (en) * | 2011-09-29 | 2018-08-15 | Telefonaktiebolaget LM Ericsson (publ) | Cell size and shape estimation in heterogeneous networks |
US9705654B2 (en) * | 2011-11-08 | 2017-07-11 | Apple Inc. | Methods and apparatus for an extensible and scalable control channel for wireless networks |
KR102021590B1 (ko) * | 2012-06-04 | 2019-09-18 | 삼성전자주식회사 | 무선 통신 시스템에서 제어 정보 송수신 방법 및 장치 |
US8913518B2 (en) * | 2012-08-03 | 2014-12-16 | Intel Corporation | Enhanced node B, user equipment and methods for discontinuous reception in inter-ENB carrier aggregation |
-
2014
- 2014-07-01 US US14/320,952 patent/US9674863B2/en not_active Expired - Fee Related
- 2014-09-03 WO PCT/US2014/053788 patent/WO2015047674A1/en active Application Filing
- 2014-09-03 JP JP2016517295A patent/JP6294472B2/ja not_active Expired - Fee Related
- 2014-09-03 EP EP14771452.1A patent/EP3050241A1/en not_active Withdrawn
- 2014-09-22 TW TW103132618A patent/TWI565280B/zh not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JP2016538741A (ja) | 2016-12-08 |
TWI565280B (zh) | 2017-01-01 |
WO2015047674A1 (en) | 2015-04-02 |
US9674863B2 (en) | 2017-06-06 |
US20150092684A1 (en) | 2015-04-02 |
EP3050241A1 (en) | 2016-08-03 |
TW201534089A (zh) | 2015-09-01 |
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