CN103959701B - 通过天线端口扩增来增加csi‑rs开销的方法和装置 - Google Patents

通过天线端口扩增来增加csi‑rs开销的方法和装置 Download PDF

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Publication number
CN103959701B
CN103959701B CN201280059105.3A CN201280059105A CN103959701B CN 103959701 B CN103959701 B CN 103959701B CN 201280059105 A CN201280059105 A CN 201280059105A CN 103959701 B CN103959701 B CN 103959701B
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China
Prior art keywords
reference signal
condition information
channel condition
port
antenna port
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CN201280059105.3A
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English (en)
Chinese (zh)
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CN103959701A (zh
Inventor
P·加尔
季庭方
A·巴尔别里
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Qualcomm Inc
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Qualcomm Inc
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W24/00—Supervisory, monitoring or testing arrangements
    • H04W24/02—Arrangements for optimising operational condition
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/005—Allocation of pilot signals, i.e. of signals known to the receiver of common pilots, i.e. pilots destined for multiple users or terminals
    • 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
    • H04L5/0094—Indication of how sub-channels of the path are allocated

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201280059105.3A 2011-10-03 2012-10-03 通过天线端口扩增来增加csi‑rs开销的方法和装置 Active CN103959701B (zh)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
US201161542766P 2011-10-03 2011-10-03
US61/542,766 2011-10-03
US13/633,836 2012-10-02
US13/633,836 US9025479B2 (en) 2011-10-03 2012-10-02 Increasing CSI-RS overhead via antenna port augmentation
PCT/US2012/000451 WO2013052104A1 (en) 2011-10-03 2012-10-03 Increasing csi-rs overhead via antenna port augmentation

Publications (2)

Publication Number Publication Date
CN103959701A CN103959701A (zh) 2014-07-30
CN103959701B true CN103959701B (zh) 2017-07-04

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ID=47222274

Family Applications (1)

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CN201280059105.3A Active CN103959701B (zh) 2011-10-03 2012-10-03 通过天线端口扩增来增加csi‑rs开销的方法和装置

Country Status (7)

Country Link
US (1) US9025479B2 (https=)
EP (1) EP2764652B1 (https=)
JP (1) JP5852250B2 (https=)
KR (1) KR101589848B1 (https=)
CN (1) CN103959701B (https=)
IN (1) IN2014CN02709A (https=)
WO (1) WO2013052104A1 (https=)

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EP2807880A4 (en) * 2012-01-29 2015-09-16 Nokia Solutions & Networks Oy VIRTUAL ANTENNA PORTS OF SOFT DEFINITION OF CSI-RS RESOURCES
US9794870B2 (en) 2013-06-28 2017-10-17 Intel Corporation User equipment and method for user equipment feedback of flow-to-rat mapping preferences
US9814037B2 (en) 2013-06-28 2017-11-07 Intel Corporation Method for efficient channel estimation and beamforming in FDD system by exploiting uplink-downlink correspondence
EP4161168A1 (en) 2015-03-27 2023-04-05 Samsung Electronics Co., Ltd. Resource allocation device and method in large-scale antenna system
WO2017028006A1 (en) * 2015-08-14 2017-02-23 Qualcomm Incorporated Techniques for transmitting and receiving channel state information reference signals in ebf/fd-mimo environment
US11071125B2 (en) 2016-08-11 2021-07-20 Lg Electronics Inc. Method for transmitting or receiving channel state information reference signal in wireless communication system and device therefor
CN107888346B (zh) * 2016-09-29 2020-11-03 电信科学技术研究院 一种csi-rs的映射及传输方法和通信设备
US11477809B2 (en) * 2018-04-12 2022-10-18 Qualcomm Incorporated Techniques for channel estimation

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KR101632208B1 (ko) * 2008-11-07 2016-06-21 엘지전자 주식회사 참조 신호 전송 방법
US8780829B2 (en) * 2008-12-11 2014-07-15 Lg Electronics Inc. Method for transmitting and receiving a comp reference signal in a multi-cell environment
US8208434B2 (en) * 2009-04-28 2012-06-26 Motorola Mobility, Inc. Method of signaling particular types of resource elements in a wireless communication system
ES2584437T3 (es) * 2009-06-19 2016-09-27 Blackberry Limited Método y sistema para señalizar capas de transmisión para MIMO de único usuario y múltiples usuarios
US8817686B2 (en) * 2009-06-19 2014-08-26 Blackberry Limited Downlink reference signal for type II relay
KR101754970B1 (ko) * 2010-01-12 2017-07-06 삼성전자주식회사 무선 통신 시스템의 채널 상태 측정 기준신호 처리 장치 및 방법
WO2011096646A2 (en) * 2010-02-07 2011-08-11 Lg Electronics Inc. Method and apparatus for transmitting downlink reference signal in wireless communication system supporting multiple antennas
US8305987B2 (en) * 2010-02-12 2012-11-06 Research In Motion Limited Reference signal for a coordinated multi-point network implementation
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KR101253197B1 (ko) * 2010-03-26 2013-04-10 엘지전자 주식회사 참조신호 수신 방법 및 사용자기기, 참조신호 전송 방법 및 기지국
US8654734B2 (en) * 2010-06-01 2014-02-18 Texas Instruments Incorporated Multi-cell channel state information-reference symbol patterns for long term evolution extended cyclic prefix and code division multiplexing-time multiplexing
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US9054842B2 (en) * 2011-02-14 2015-06-09 Qualcomm Incorporated CRS (common reference signal) and CSI-RS (channel state information reference signal) transmission for remote radio heads (RRHs)
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Non-Patent Citations (2)

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Title
"Downlink CSI Feedback for Low-Power Nodes";Research In Motion, UK Limited;《3GPP TSG RAN WG1 Meeting #65 R1-111662》;20110513;第3页2.2节 *
"remaining issues of CSI feedback";ZTE;《3GPP TSG RAN WG1 Meeting #63bis R1-110174》;20110121;第3页3.2节 *

Also Published As

Publication number Publication date
US20130100834A1 (en) 2013-04-25
IN2014CN02709A (https=) 2015-08-07
US9025479B2 (en) 2015-05-05
CN103959701A (zh) 2014-07-30
JP5852250B2 (ja) 2016-02-03
KR20140073552A (ko) 2014-06-16
EP2764652A1 (en) 2014-08-13
EP2764652B1 (en) 2017-06-14
WO2013052104A1 (en) 2013-04-11
KR101589848B1 (ko) 2016-01-28
JP2014530576A (ja) 2014-11-17

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