IN2014CN02709A - - Google Patents

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Publication number
IN2014CN02709A
IN2014CN02709A IN2709CHN2014A IN2014CN02709A IN 2014CN02709 A IN2014CN02709 A IN 2014CN02709A IN 2709CHN2014 A IN2709CHN2014 A IN 2709CHN2014A IN 2014CN02709 A IN2014CN02709 A IN 2014CN02709A
Authority
IN
India
Prior art keywords
csi
res
virtual antenna
ports
mapped
Prior art date
Application number
Other languages
English (en)
Inventor
Peter Gaal
Tingfang Ji
Alan Barbieri
Original Assignee
Qualcomm Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of IN2014CN02709A publication Critical patent/IN2014CN02709A/en

Links

Classifications

    • 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—Signaling for the administration of the divided path
    • H04L5/0094—Indication of how sub-channels of the path are allocated

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
IN2709CHN2014 2011-10-03 2012-10-03 IN2014CN02709A (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201161542766P 2011-10-03 2011-10-03
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 (1)

Publication Number Publication Date
IN2014CN02709A true IN2014CN02709A (pt) 2015-08-07

Family

ID=47222274

Family Applications (1)

Application Number Title Priority Date Filing Date
IN2709CHN2014 IN2014CN02709A (pt) 2011-10-03 2012-10-03

Country Status (7)

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

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150010106A1 (en) * 2012-01-29 2015-01-08 Nokia Solutions And Networks Oy Virtual Antenna Ports for Flexible CSI-RS Resource Definition
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
US9794870B2 (en) 2013-06-28 2017-10-17 Intel Corporation User equipment and method for user equipment feedback of flow-to-rat mapping preferences
ES2934716T3 (es) 2015-03-27 2023-02-24 Samsung Electronics Co Ltd Dispositivo y método de asignación de recursos en un sistema de antenas a gran escala
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
WO2018030855A1 (ko) * 2016-08-11 2018-02-15 엘지전자(주) 무선 통신 시스템에서 채널 상태 정보 참조 신호 송수신 방법 및 이를 위한 장치
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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US8542763B2 (en) * 2004-04-02 2013-09-24 Rearden, Llc Systems and methods to coordinate transmissions in distributed wireless systems via user clustering
US8654815B1 (en) * 2004-04-02 2014-02-18 Rearden, Llc System and method for distributed antenna wireless communications
KR101611272B1 (ko) * 2008-11-07 2016-04-11 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
KR101715397B1 (ko) * 2009-04-22 2017-03-13 엘지전자 주식회사 무선 통신 시스템에서 참조신호 전송 장치 및 방법
US8208434B2 (en) * 2009-04-28 2012-06-26 Motorola Mobility, Inc. Method of signaling particular types of resource elements in a wireless communication system
WO2010147882A2 (en) * 2009-06-19 2010-12-23 Research In Motion Limited Method and system for signaling transmission layers for single user and multi user mimo
EP2454827B1 (en) * 2009-06-19 2019-03-27 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
EP2369775B1 (en) * 2010-03-16 2019-05-08 Lg Electronics Inc. Method and base station for transmitting reference signals, and method and user equipment for receiving reference signals
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
US8681651B2 (en) * 2010-11-05 2014-03-25 Qualcomm Incorporated Reference signal reception and channel state information determination for multiple nodes in a wireless communication network
US9252930B2 (en) 2011-01-07 2016-02-02 Futurewei Technologies, Inc. Reference signal transmission and reception method and equipment
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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)
CN103503330B (zh) * 2011-05-02 2017-06-06 黑莓有限公司 使用远程射频头的无线通信的方法和系统
US9014020B2 (en) * 2011-05-02 2015-04-21 Blackberry Limited Methods and systems of wireless communication with remote radio heads
US9107173B2 (en) * 2011-07-28 2015-08-11 Blackberry Limited Method and system for access and uplink power control for a wireless system having multiple transmit points

Also Published As

Publication number Publication date
JP5852250B2 (ja) 2016-02-03
US9025479B2 (en) 2015-05-05
EP2764652A1 (en) 2014-08-13
JP2014530576A (ja) 2014-11-17
CN103959701B (zh) 2017-07-04
CN103959701A (zh) 2014-07-30
US20130100834A1 (en) 2013-04-25
KR101589848B1 (ko) 2016-01-28
WO2013052104A1 (en) 2013-04-11
KR20140073552A (ko) 2014-06-16
EP2764652B1 (en) 2017-06-14

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