CN106559193B - 在无线通信系统中对dmrs信号进行处理的方法和装置 - Google Patents

在无线通信系统中对dmrs信号进行处理的方法和装置 Download PDF

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Publication number
CN106559193B
CN106559193B CN201510622983.7A CN201510622983A CN106559193B CN 106559193 B CN106559193 B CN 106559193B CN 201510622983 A CN201510622983 A CN 201510622983A CN 106559193 B CN106559193 B CN 106559193B
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China
Prior art keywords
dmrs
occ
pattern
processing
antenna port
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CN201510622983.7A
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English (en)
Chinese (zh)
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CN106559193A (zh
Inventor
张晴川
张闽
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
A Er Katelangxun
Nokia Shanghai Bell Co Ltd
Original Assignee
A Er Katelangxun
Nokia Shanghai Bell Co Ltd
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Publication date
Application filed by A Er Katelangxun, Nokia Shanghai Bell Co Ltd filed Critical A Er Katelangxun
Priority to CN201510622983.7A priority Critical patent/CN106559193B/zh
Priority to PCT/IB2016/001512 priority patent/WO2017051255A2/fr
Priority to TW105130919A priority patent/TW201724788A/zh
Publication of CN106559193A publication Critical patent/CN106559193A/zh
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Publication of CN106559193B publication Critical patent/CN106559193B/zh
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    • 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
    • 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
    • H04L5/0026—Division using four or more dimensions
    • 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
    • H04J11/0026—Interference mitigation or co-ordination of multi-user interference
    • H04J11/003—Interference mitigation or co-ordination of multi-user interference at the transmitter
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/26—Systems using multi-frequency codes
    • H04L27/2601—Multicarrier modulation systems
    • H04L27/2602—Signal structure
    • H04L27/261—Details of reference signals
    • H04L27/2613—Structure of the reference signals
    • 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
    • H04J—MULTIPLEX COMMUNICATION
    • H04J2211/00—Orthogonal indexing scheme relating to orthogonal multiplex systems
    • H04J2211/003—Orthogonal indexing scheme relating to orthogonal multiplex systems within particular systems or standards
    • H04J2211/005—Long term evolution [LTE]
    • 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
    • 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
    • H04L5/0078—Timing of allocation
    • H04L5/0082—Timing of allocation at predetermined intervals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)
CN201510622983.7A 2015-09-25 2015-09-25 在无线通信系统中对dmrs信号进行处理的方法和装置 Active CN106559193B (zh)

Priority Applications (3)

Application Number Priority Date Filing Date Title
CN201510622983.7A CN106559193B (zh) 2015-09-25 2015-09-25 在无线通信系统中对dmrs信号进行处理的方法和装置
PCT/IB2016/001512 WO2017051255A2 (fr) 2015-09-25 2016-09-20 Procédé et appareil de traitement de signaux drms dans un système de communications sans fil
TW105130919A TW201724788A (zh) 2015-09-25 2016-09-23 在無線通信系統中對解調參考信號進行處理之方法及裝置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510622983.7A CN106559193B (zh) 2015-09-25 2015-09-25 在无线通信系统中对dmrs信号进行处理的方法和装置

Publications (2)

Publication Number Publication Date
CN106559193A CN106559193A (zh) 2017-04-05
CN106559193B true CN106559193B (zh) 2019-09-27

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201510622983.7A Active CN106559193B (zh) 2015-09-25 2015-09-25 在无线通信系统中对dmrs信号进行处理的方法和装置

Country Status (3)

Country Link
CN (1) CN106559193B (fr)
TW (1) TW201724788A (fr)
WO (1) WO2017051255A2 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10419181B2 (en) 2017-03-31 2019-09-17 Futurewei Technologies, Inc. System and method for demodulation reference signal overhead reduction
CN108809562B (zh) * 2017-05-02 2020-08-28 电信科学技术研究院 一种dmrs序列确定方法、终端和网络侧设备
CN110933003B (zh) * 2019-11-30 2021-09-14 上海大学 基于fpga的dmrs信号生成方法

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102271109A (zh) * 2010-06-07 2011-12-07 中兴通讯股份有限公司 一种解调参考符号的映射方法及系统
CN102972074A (zh) * 2010-06-16 2013-03-13 爱立信(中国)通信有限公司 用于传送和解码参考信号的方法和装置
WO2014182206A1 (fr) * 2013-05-08 2014-11-13 Telefonaktiebolaget L M Ericsson (Publ) Utilisation de l'orthogonalité pour des signaux de référence par rotation circulaire d'une séquence de base dans le domaine de fréquence

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8761087B2 (en) * 2009-11-11 2014-06-24 Samsung Electronics Co., Ltd. Method and system for balancing reference signal powers across OFDM symbols
WO2011132942A2 (fr) * 2010-04-20 2011-10-27 엘지전자 주식회사 Procédé et dispositif permettant de transmettre un signal de référence dans un système de communication sans fil

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102271109A (zh) * 2010-06-07 2011-12-07 中兴通讯股份有限公司 一种解调参考符号的映射方法及系统
CN102972074A (zh) * 2010-06-16 2013-03-13 爱立信(中国)通信有限公司 用于传送和解码参考信号的方法和装置
WO2014182206A1 (fr) * 2013-05-08 2014-11-13 Telefonaktiebolaget L M Ericsson (Publ) Utilisation de l'orthogonalité pour des signaux de référence par rotation circulaire d'une séquence de base dans le domaine de fréquence

Non-Patent Citations (5)

* Cited by examiner, † Cited by third party
Title
Discussion on DMRS enhancement for FD-MIMO;Samsung;《3GPP TSG RAN WG1 Meeting #82 R1-154166》;20150823;第1-2节、图1 *
Discussion on DMRS OCC Sequence Mapping across OFDM symbols;Samsung;《3GPP TSG RAN WG1 #60bis R1-102189》;20100406;第1-2、4节、图3-5 *
Downlink DM-RS Design Considerations for Rank 5-8 in LTE-A;Research in Motion, UK Limited;《3GPP TSG RAN WG1 Meeting #59bis R1-100571》;20100112;第1-3节、图5 *
On Rel-10 DM RS design for rank 5-8;Research in Motion, UK Limited;《3GPP TSG-RAN WG1 #59 R1-094438》;20091103;第1、2.1-2.3节、图1 *
On remaining details of OCC mapping and SGH disabling;Nokia Siemens Networks;《3GPP TSG RAN WG1 Meeting #63 R1-106210》;20101119;第1-2节、表1-2 *

Also Published As

Publication number Publication date
TW201724788A (zh) 2017-07-01
WO2017051255A2 (fr) 2017-03-30
CN106559193A (zh) 2017-04-05
WO2017051255A3 (fr) 2017-05-04

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Address after: No. 388, ningqiao Road, Pudong New Area free trade test area, Shanghai

Applicant after: Shanghai NOKIA Baer Limited by Share Ltd

Applicant after: Alcatel Optical Networks Israe

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Applicant before: Shanghai Alcatel-Lucent Co., Ltd.

Applicant before: Alcatel Optical Networks Israe

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