KR101730921B1 - Ｃｓｉ-ｒｓ 기반 타이밍을 이용한 ｄｍ-ｒｓ 기반 디코딩 - Google Patents

Ｃｓｉ-ｒｓ 기반 타이밍을 이용한 ｄｍ-ｒｓ 기반 디코딩 Download PDF

Info

Publication number
KR101730921B1
KR101730921B1 KR1020147021927A KR20147021927A KR101730921B1 KR 101730921 B1 KR101730921 B1 KR 101730921B1 KR 1020147021927 A KR1020147021927 A KR 1020147021927A KR 20147021927 A KR20147021927 A KR 20147021927A KR 101730921 B1 KR101730921 B1 KR 101730921B1
Authority
KR
South Korea
Prior art keywords
csi
wireless communications
resources
signaling
transmission
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
KR1020147021927A
Other languages
English (en)
Korean (ko)
Other versions
KR20140116471A (ko
Inventor
슈테판 가이르호퍼
완시 첸
타오 루오
피터 가알
하오 수
Original Assignee
퀄컴 인코포레이티드
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 퀄컴 인코포레이티드 filed Critical 퀄컴 인코포레이티드
Publication of KR20140116471A publication Critical patent/KR20140116471A/ko
Application granted granted Critical
Publication of KR101730921B1 publication Critical patent/KR101730921B1/ko
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Images

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/0055—Synchronisation arrangements determining timing error of reception due to propagation delay
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • 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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051—Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W56/00—Synchronisation arrangements
    • H04W56/001—Synchronization between nodes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • 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
    • H04W72/541—Allocation or scheduling criteria for wireless resources based on quality criteria using the level of interference
    • 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
    • H04L5/0048—Allocation of pilot signals, i.e. of signals known to the receiver
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/23—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Quality & Reliability (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Radio Transmission System (AREA)
KR1020147021927A 2012-01-13 2013-01-11 Ｃｓｉ-ｒｓ 기반 타이밍을 이용한 ｄｍ-ｒｓ 기반 디코딩 Active KR101730921B1 (ko)

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
US201261586629P 2012-01-13 2012-01-13
US61/586,629 2012-01-13
US201261706464P 2012-09-27 2012-09-27
US61/706,464 2012-09-27
US13/738,805 2013-01-10
US13/738,805 US9374253B2 (en) 2012-01-13 2013-01-10 DM-RS based decoding using CSI-RS-based timing
PCT/US2013/021126 WO2013106637A1 (en) 2012-01-13 2013-01-11 Dm-rs based decoding using csi-rs-based timing

Publications (2)

Publication Number Publication Date
KR20140116471A KR20140116471A (ko) 2014-10-02
KR101730921B1 true KR101730921B1 (ko) 2017-04-27

Family

ID=48779956

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020147021927A Active KR101730921B1 (ko) 2012-01-13 2013-01-11 Ｃｓｉ-ｒｓ 기반 타이밍을 이용한 ｄｍ-ｒｓ 기반 디코딩

Country Status (7)

Country Link
US (1) US9374253B2 (enExample)
EP (1) EP2803233B1 (enExample)
JP (1) JP6096218B2 (enExample)
KR (1) KR101730921B1 (enExample)
CN (2) CN107197515B (enExample)
BR (1) BR112014016170B1 (enExample)
WO (1) WO2013106637A1 (enExample)

Families Citing this family (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2013024967A2 (ko) * 2011-08-16 2013-02-21 엘지전자 주식회사 무선 통신 시스템에서 기지국이 하향링크 제어 채널을 다중화하는 방법 및 이를 위한 장치
US9819462B2 (en) * 2012-01-30 2017-11-14 Alcatel Lucent Method and apparatus for signaling to support flexible reference signal configuration
CN104170275B (zh) * 2012-02-11 2017-05-03 Lg电子株式会社 在基于多小区的无线通信系统中接收下行数据信道的方法
JP6006335B2 (ja) * 2012-02-11 2016-10-12 エルジー エレクトロニクス インコーポレイティド チャネル状態情報を報告するための方法、これをサポートする方法、及びこれらの方法のための装置
WO2014007539A1 (ko) * 2012-07-03 2014-01-09 엘지전자 주식회사 무선 통신 시스템에서 하향링크 신호 수신 방법 및 장치
CN103684676B (zh) * 2012-09-26 2018-05-15 中兴通讯股份有限公司 天线端口位置关系的通知和确定方法、系统及装置
US9407302B2 (en) 2012-12-03 2016-08-02 Intel Corporation Communication device, mobile terminal, method for requesting information and method for providing information
WO2014123398A1 (ko) * 2013-02-08 2014-08-14 엘지전자 주식회사 복조 참조 신호 정보 보고 방법 및 사용자기기와, 복조 참조 신호 정보 수신 방법 및 기지국
ES2777874T3 (es) 2013-04-05 2020-08-06 Ericsson Telefon Ab L M EU, nodo de red y métodos para ayudar en las mediciones en la configuración de señal mixta
CN105900361B (zh) * 2014-01-15 2019-05-03 Lg电子株式会社 用于执行发现信号的测量的方法和无线终端
EP4047992A1 (en) * 2014-05-09 2022-08-24 Telefonaktiebolaget LM Ericsson (publ) Technique of performing measurements based on a csi-rs configuration
US20160105817A1 (en) * 2014-10-10 2016-04-14 Telefonaktiebolaget L M Ericsson (Publ) Method for csi feedback
CN111371539B (zh) 2014-10-10 2022-11-29 瑞典爱立信有限公司 控制基于csi-rs的信道估计的方法、基站和介质
KR102522985B1 (ko) * 2015-10-13 2023-04-18 삼성전자주식회사 무선 통신 시스템에서 간섭 제어 방법 및 장치
RU2697267C1 (ru) 2015-12-18 2019-08-13 Фраунхофер-Гезелльшафт Цур Фердерунг Дер Ангевандтен Форшунг Е.Ф. Передача сигнала данных в системе беспроводной связи с уменьшенной сквозной задержкой
US10992443B2 (en) * 2016-03-02 2021-04-27 Telefonaktiebolaget Lm Ericsson (Publ) Methods and devices operating with fine timing reference signals transmitted occasionally
US10511421B2 (en) * 2016-05-18 2019-12-17 Qualcomm Incorporated CSI-RS design with dynamic subframe structure
US10313074B1 (en) * 2016-08-30 2019-06-04 Sprint Communications Company L.P. Channel condition estimation using static user data symbols over user equipment (UE) specific reference signals
US20200187274A1 (en) * 2016-09-26 2020-06-11 Telefonaktiebolaget Lm Ericsson (Publ) Leveraging reception time in connection with identification in a wireless communication system
US10187189B2 (en) * 2017-01-13 2019-01-22 Qualcomm Incorporated Reference signal placement within different subbands of the same OFDM symbol
US11038646B2 (en) * 2017-06-26 2021-06-15 Qualcomm Incorporated Techniques and apparatuses for shared reference signal transmission and reception
US11576085B2 (en) * 2017-10-25 2023-02-07 Qualcomm Incorporated Secondary cell activation and deactivation enhancements in new radio
KR102177518B1 (ko) 2017-11-17 2020-11-11 텔레폰악티에볼라겟엘엠에릭슨(펍) 다운링크 트래킹 기준 신호 구성을 위한 방법 및 장치
US10659109B2 (en) 2018-07-02 2020-05-19 Qualcomm Incorporated Method and apparatus for expanding quasi-colocation (QCL) signaling to cover varied scenarios
US10594380B1 (en) 2018-09-28 2020-03-17 At&T Intellectual Property I, L.P. Channel state information determination using demodulation reference signals in advanced networks
CN115004806B (zh) * 2020-01-19 2025-07-22 上海诺基亚贝尔股份有限公司 回退参考信号配置

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110085460A1 (en) 2009-10-13 2011-04-14 Qualcomm Incorporated Reporting of timing information to support downlink data transmission

Family Cites Families (28)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
HUE049236T2 (hu) * 2006-02-03 2020-09-28 Guangdong Oppo Mobile Telecommunications Corp Ltd Feltöltés irányú kapcsolati erõforrás allokálás mobil kommunikációs rendszerben
US8031804B2 (en) * 2006-04-24 2011-10-04 Parkervision, Inc. Systems and methods of RF tower transmission, modulation, and amplification, including embodiments for compensating for waveform distortion
WO2009017374A2 (en) * 2007-07-31 2009-02-05 Samsung Electronics Co., Ltd. Method and system for dimensioning scheduling assignments in a communication system
US8169992B2 (en) * 2007-08-08 2012-05-01 Telefonaktiebolaget Lm Ericsson (Publ) Uplink scrambling during random access
US9083399B2 (en) 2008-06-18 2015-07-14 Centre Of Excellence In Wireless Technology Precoding for single transmission streams in multiple antenna systems
US8483707B2 (en) * 2009-06-26 2013-07-09 Motorola Mobility Llc Wireless terminal and method for managing the receipt of position reference singals for use in determining a location
WO2011019168A2 (en) * 2009-08-13 2011-02-17 Samsung Electronics Co., Ltd. Method and apparatus for transmitting reference signals in communication systems
PL2894795T3 (pl) 2009-08-14 2018-03-30 Hmd Global Oy Udoskonalenia dla skoordynowanej transmisji wielopunktowej
US9961579B2 (en) * 2009-10-01 2018-05-01 Qualcomm Incorporated Scalable channel feedback for wireless communication
US10193678B2 (en) 2009-10-08 2019-01-29 Qualcomm Incorporated Muting schemes for channel state information reference signal and signaling thereof
WO2011046387A2 (en) * 2009-10-15 2011-04-21 Lg Electronics Inc. Apparatus and method for transmitting and receiving reference signal (rs) for demodulation
US10111111B2 (en) * 2009-11-19 2018-10-23 Qualcomm Incorporated Per-cell timing and/or frequency acquisition and their use on channel estimation in wireless networks
KR101754970B1 (ko) * 2010-01-12 2017-07-06 삼성전자주식회사 무선 통신 시스템의 채널 상태 측정 기준신호 처리 장치 및 방법
ES2707601T3 (es) * 2010-02-22 2019-04-04 Samsung Electronics Co Ltd Aplicación de códigos de saltos de secuencia y de cobertura ortogonal a señales de referencia de enlace ascendente
CN102823167B (zh) * 2010-03-24 2015-09-09 Lg电子株式会社 无线电通信系统中减少小区间干扰的方法和设备
FR2958809B1 (fr) * 2010-04-09 2012-06-01 Univ Paris Diderot Paris 7 Methode de stabilisation de la frequence d'emission d'un laser a cascade quantique, dispositif associe
US9136997B2 (en) 2010-05-04 2015-09-15 Qualcomm Incorporated Methods and apparatuses for using channel state information reference signals
CN102263723B (zh) * 2010-05-31 2013-09-25 中国移动通信集团公司 下行信道测量参考信号发送方法、装置和接收方法、装置
CN101924610B (zh) * 2010-08-02 2012-12-26 西安电子科技大学 Lte-a系统中信道状态信息参考信号csi-rs的设计与分配方法
US8842620B2 (en) * 2010-08-24 2014-09-23 Alcatel Lucent Method for accommodating overlapping reference signal patterns
KR101929310B1 (ko) * 2010-12-03 2018-12-14 삼성전자 주식회사 분산 안테나 시스템에서 레퍼런스 신호 할당 및 채널 추정을 위한 방법 및 장치
KR101904944B1 (ko) * 2011-02-22 2018-10-08 엘지전자 주식회사 무선 통신 시스템에서 단말의 측정 수행 방법 및 이를 위한 장치
US8599711B2 (en) * 2011-04-08 2013-12-03 Nokia Siemens Networks Oy Reference signal port discovery involving transmission points
US8625516B2 (en) * 2011-06-30 2014-01-07 Telefonaktiebolaget L M Ericsson (Publ.) Control channel decoding of neighboring cells
US8537862B2 (en) * 2011-06-30 2013-09-17 Blackberry Limited Transmit downlink control information with higher order modulation
US8780863B2 (en) * 2011-11-01 2014-07-15 Futurewei Technologies, Inc. Systems and methods for control channel transmission and reception
CN104067583B (zh) * 2011-12-09 2018-04-10 瑞典爱立信有限公司 在无线网络中初始化参考信号生成
US9144065B2 (en) * 2011-12-16 2015-09-22 Samsung Electronics Co., Ltd Communication support for low capability devices

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20110085460A1 (en) 2009-10-13 2011-04-14 Qualcomm Incorporated Reporting of timing information to support downlink data transmission

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
3GPP TS 36.211 V10.0.0

Also Published As

Publication number Publication date
JP6096218B2 (ja) 2017-03-15
BR112014016170A8 (pt) 2017-07-04
CN107197515A (zh) 2017-09-22
CN104054289B (zh) 2017-07-04
US20130182799A1 (en) 2013-07-18
EP2803233A1 (en) 2014-11-19
EP2803233B1 (en) 2018-05-16
CN107197515B (zh) 2020-08-28
BR112014016170A2 (pt) 2017-06-13
BR112014016170B1 (pt) 2022-11-16
CN104054289A (zh) 2014-09-17
JP2015505223A (ja) 2015-02-16
US9374253B2 (en) 2016-06-21
KR20140116471A (ko) 2014-10-02
WO2013106637A1 (en) 2013-07-18

Similar Documents

Publication Publication Date Title
KR101730921B1 (ko) Ｃｓｉ-ｒｓ 기반 타이밍을 이용한 ｄｍ-ｒｓ 기반 디코딩
KR101407037B1 (ko) 이종 네트워크들에서의 반-지속성 스케줄링 허가들
US9900849B2 (en) SRS optimization for coordinated multi-point transmission and reception
KR101552268B1 (ko) 다중-입력-다중-출력 및 협력형 멀티포인트 송신들에서의 안테나 시간 오프셋
US9363038B2 (en) Evolved node B channel quality indicator (CQI) processing for heterogeneous networks
US10187859B2 (en) Power control and user multiplexing for heterogeneous network coordinated multipoint operations
US20130195086A1 (en) Timing management in uplink (ul) coordinated multipoint (comp) transmission
US20140098754A1 (en) Methods and apparatus for improved resource management in lte
US20120213109A1 (en) Discovery reference signal design for coordinated multipoint operations in heterogeneous networks
JP2015065673A5 (enExample)
JP2014533019A (ja) 異種ネットワークにおいてトラフィックパイロット電力比を構成するための方法および装置
KR20150016603A (ko) 가상 셀 id의 시그널링
US20130188611A1 (en) Subframe constraints for coordinated multi-point communication
HK1177842B (en) Evolved node b channel quality indicator (cqi) processing for heterogeneous networks

Legal Events

Date Code Title Description
PA0105 International application

Patent event date: 20140805

Patent event code: PA01051R01D

Comment text: International Patent Application

PG1501 Laying open of application
PA0201 Request for examination

Patent event code: PA02012R01D

Patent event date: 20160831

Comment text: Request for Examination of Application

PA0302 Request for accelerated examination

Patent event date: 20160831

Patent event code: PA03022R01D

Comment text: Request for Accelerated Examination

E902 Notification of reason for refusal
PE0902 Notice of grounds for rejection

Comment text: Notification of reason for refusal

Patent event date: 20161020

Patent event code: PE09021S01D

E701 Decision to grant or registration of patent right
PE0701 Decision of registration

Patent event code: PE07011S01D

Comment text: Decision to Grant Registration

Patent event date: 20170131

GRNT Written decision to grant
PR0701 Registration of establishment

Comment text: Registration of Establishment

Patent event date: 20170421

Patent event code: PR07011E01D

PR1002 Payment of registration fee

Payment date: 20170424

End annual number: 3

Start annual number: 1

PG1601 Publication of registration
PR1001 Payment of annual fee

Payment date: 20200324

Start annual number: 4

End annual number: 4

PR1001 Payment of annual fee

Payment date: 20210329

Start annual number: 5

End annual number: 5

PR1001 Payment of annual fee

Payment date: 20220325

Start annual number: 6

End annual number: 6