IN2014CN01558A - - Google Patents
Info
- Publication number
- IN2014CN01558A IN2014CN01558A IN1558CHN2014A IN2014CN01558A IN 2014CN01558 A IN2014CN01558 A IN 2014CN01558A IN 1558CHN2014 A IN1558CHN2014 A IN 1558CHN2014A IN 2014CN01558 A IN2014CN01558 A IN 2014CN01558A
- Authority
- IN
- India
- Prior art keywords
- wireless communication
- communication device
- feedback
- channel estimation
- circuitry
- Prior art date
Links
Classifications
-
- 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
- H04B7/0417—Feedback systems
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
-
- 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
- H04B7/0478—Special codebook structures directed to feedback optimisation
-
- 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
- H04B7/065—Variable contents, e.g. long-term or short-short
-
- 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
- H04B7/0652—Feedback error handling
- H04B7/0654—Feedback error handling at the receiver, e.g. antenna verification at mobile station
-
- 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
- H04L1/20—Arrangements for detecting or preventing errors in the information received using signal quality detector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03891—Spatial equalizers
- H04L25/03949—Spatial equalizers equalizer selection or adaptation based on feedback
- H04L25/03955—Spatial equalizers equalizer selection or adaptation based on feedback in combination with downlink estimations, e.g. downlink path losses
-
- 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
- H04B7/06—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
- 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
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/0204—Channel estimation of multiple channels
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/0202—Channel estimation
- H04L25/024—Channel estimation channel estimation algorithms
- H04L25/0242—Channel estimation channel estimation algorithms using matrix methods
- H04L25/0248—Eigen-space methods
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03891—Spatial equalizers
- H04L25/03898—Spatial equalizers codebook-based design
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
- Transmitters (AREA)
- Monitoring And Testing Of Transmission In General (AREA)
- Transceivers (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201161532219P | 2011-09-08 | 2011-09-08 | |
US13/605,413 US9258039B2 (en) | 2011-09-08 | 2012-09-06 | Devices for sending and receiving quantization quality feedback |
PCT/US2012/054119 WO2013036741A2 (en) | 2011-09-08 | 2012-09-07 | Devices for sending and receiving quantization quality feedback |
Publications (1)
Publication Number | Publication Date |
---|---|
IN2014CN01558A true IN2014CN01558A (zh) | 2015-05-08 |
Family
ID=46846037
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
IN1558CHN2014 IN2014CN01558A (zh) | 2011-09-08 | 2012-09-07 |
Country Status (7)
Country | Link |
---|---|
US (1) | US9258039B2 (zh) |
EP (1) | EP2754275A2 (zh) |
JP (2) | JP2014526828A (zh) |
KR (2) | KR20140059295A (zh) |
CN (1) | CN103782558B (zh) |
IN (1) | IN2014CN01558A (zh) |
WO (1) | WO2013036741A2 (zh) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101659090B1 (ko) * | 2010-04-04 | 2016-09-23 | 엘지전자 주식회사 | 분산 안테나 시스템에서 단말의 데이터 전송 방법 및 장치 |
CN104285403B (zh) * | 2012-05-07 | 2017-06-20 | 诺基亚通信公司 | 用于多点传输的干扰估计 |
US9503924B2 (en) | 2013-01-18 | 2016-11-22 | Qualcomm Incorporated | Interpolation-based channel state information (CSI) enhancements in long-term evolution (LTE) |
WO2014188234A1 (en) * | 2013-05-23 | 2014-11-27 | Nokia Corporation | Adaptive mimo feasibility feedback |
US10009922B2 (en) * | 2014-07-15 | 2018-06-26 | Marvell World Trade Ltd. | Channel frame structures for high efficiency wireless LAN (HEW) |
CN106330270B (zh) * | 2015-06-15 | 2019-10-11 | 上海诺基亚贝尔股份有限公司 | 在基于毫米波通信的通信系统中实施波束追踪的方法 |
US10673652B2 (en) * | 2017-03-02 | 2020-06-02 | Futurewei Technologies, Inc. | System and method for providing explicit feedback in the uplink |
KR101984963B1 (ko) * | 2017-09-06 | 2019-08-28 | 경희대학교 산학협력단 | 양자 채널 변환 방법 및 양자 채널 변환 시스템 |
KR101953720B1 (ko) | 2017-09-06 | 2019-03-04 | 경희대학교 산학협력단 | 양자 채널 예측을 수행하는 양자 시스템 및 양자 채널 모델링 방법 |
KR102503541B1 (ko) * | 2018-09-04 | 2023-02-27 | 삼성전자주식회사 | 데이터 통신 신호로부터 무선 전력에 의한 간섭을 제거하는 전자 장치 및 그 작동 방법 |
KR102120663B1 (ko) * | 2019-04-29 | 2020-06-09 | 경희대학교 산학협력단 | 혼합 상태 양자 계측에서 측정 기반 양자 상관 측정 방법 |
US11528176B2 (en) | 2019-09-13 | 2022-12-13 | Samsung Electronics Co., Ltd | Apparatus and method for symbol time recovery using feedback loop |
CN116134791A (zh) * | 2020-09-19 | 2023-05-16 | 华为技术有限公司 | 一种信道信息上报方法和装置 |
Family Cites Families (19)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3181708A (en) | 1963-05-27 | 1965-05-04 | Symington Wayne Corp | Automatic coupler |
GR920100358A (el) | 1991-08-23 | 1993-06-07 | Ethicon Inc | Οργανο συρραφής χειρουργικής αναστομώσεως. |
US5468253A (en) | 1993-01-21 | 1995-11-21 | Ethicon, Inc. | Elastomeric medical device |
US6325810B1 (en) | 1999-06-30 | 2001-12-04 | Ethicon, Inc. | Foam buttress for stapling apparatus |
US7380696B2 (en) | 2003-05-20 | 2008-06-03 | Ethicon Endo-Surgery, Inc. | Articulating surgical stapling instrument incorporating a two-piece E-beam firing mechanism |
US7083075B2 (en) | 2003-09-29 | 2006-08-01 | Ethicon Endo-Surgery, Inc. | Multi-stroke mechanism with automatic end of stroke retraction |
FR2893468A1 (fr) | 2005-11-17 | 2007-05-18 | France Telecom | Codage d'information pour voie de retour d'un systeme radio-mobile |
GB2438657A (en) | 2006-06-02 | 2007-12-05 | Ubidyne Inc | Sigma delta modulator utilising systolic array |
US7780685B2 (en) | 2006-11-09 | 2010-08-24 | Ethicon Endo-Surgery, Inc. | Adhesive and mechanical fastener |
US7983322B2 (en) | 2007-01-09 | 2011-07-19 | Broadcom Corporation | Method and system for codebook design of MIMO pre-coders with finite rate channel state information feedback |
CN101378277B (zh) * | 2007-08-29 | 2016-04-06 | 上海贝尔股份有限公司 | 多用户预编码及调度方法和实现该方法的基站 |
US8983397B2 (en) | 2008-10-10 | 2015-03-17 | Qualcomm Incorporated | Method and apparatus for channel feedback by multiple description coding in a wireless communication system |
WO2010045365A1 (en) * | 2008-10-14 | 2010-04-22 | Futurewei Technologies, Inc. | System and method for employing a six-bit rank 1 codebook for four transmit antennas |
US8315204B2 (en) | 2009-07-06 | 2012-11-20 | Intel Corporation | Beamforming using base and differential codebooks |
CN101989870A (zh) | 2009-08-05 | 2011-03-23 | 株式会社Ntt都科摩 | 获取信道质量指示信息的方法及基站 |
JP5542825B2 (ja) | 2009-08-17 | 2014-07-09 | 株式会社日立製作所 | 無線基地局、ならびに無線通信システム |
US8885745B2 (en) | 2009-12-23 | 2014-11-11 | Intel Corporation | Distortion-aware multiple input multiple output communications |
EP2357767B1 (en) | 2010-02-17 | 2012-05-09 | Research In Motion Limited | System and method for channel status information feedback in a wireless communications system that utilizes multiple-input multiple-output (MIMO) transmission |
US8665930B2 (en) * | 2010-02-17 | 2014-03-04 | Blackberry Limited | System and method for channel status information feedback in a wireless communications system that utilizes multiple-input multiple-output (MIMO) transmission |
-
2012
- 2012-09-06 US US13/605,413 patent/US9258039B2/en active Active
- 2012-09-07 JP JP2014529887A patent/JP2014526828A/ja active Pending
- 2012-09-07 EP EP12758977.8A patent/EP2754275A2/en not_active Withdrawn
- 2012-09-07 KR KR1020147009301A patent/KR20140059295A/ko active IP Right Grant
- 2012-09-07 IN IN1558CHN2014 patent/IN2014CN01558A/en unknown
- 2012-09-07 WO PCT/US2012/054119 patent/WO2013036741A2/en unknown
- 2012-09-07 CN CN201280043704.6A patent/CN103782558B/zh not_active Expired - Fee Related
- 2012-09-07 KR KR1020167017147A patent/KR20160079924A/ko not_active Application Discontinuation
-
2016
- 2016-06-16 JP JP2016119958A patent/JP2016197875A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
JP2014526828A (ja) | 2014-10-06 |
JP2016197875A (ja) | 2016-11-24 |
WO2013036741A2 (en) | 2013-03-14 |
US20130235911A1 (en) | 2013-09-12 |
KR20160079924A (ko) | 2016-07-06 |
US9258039B2 (en) | 2016-02-09 |
WO2013036741A3 (en) | 2013-11-07 |
KR20140059295A (ko) | 2014-05-15 |
EP2754275A2 (en) | 2014-07-16 |
CN103782558B (zh) | 2016-08-24 |
CN103782558A (zh) | 2014-05-07 |
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