CA2942582C - Uplink access method, apparatus, and system - Google Patents

Uplink access method, apparatus, and system Download PDF

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Publication number
CA2942582C
CA2942582C CA2942582A CA2942582A CA2942582C CA 2942582 C CA2942582 C CA 2942582C CA 2942582 A CA2942582 A CA 2942582A CA 2942582 A CA2942582 A CA 2942582A CA 2942582 C CA2942582 C CA 2942582C
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CA
Canada
Prior art keywords
codebook
uplink
terminal
pilot sequence
data
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
CA2942582A
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English (en)
French (fr)
Other versions
CA2942582A1 (en
Inventor
Yiqun WU
Shunqing Zhang
Yan Chen
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.)
Huawei Technologies Co Ltd
Original Assignee
Huawei Technologies Co Ltd
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 Huawei Technologies Co Ltd filed Critical Huawei Technologies Co Ltd
Publication of CA2942582A1 publication Critical patent/CA2942582A1/en
Application granted granted Critical
Publication of CA2942582C publication Critical patent/CA2942582C/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/002—Transmission of channel access control information
    • H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
    • 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
    • H04B7/0404—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas the mobile station comprising multiple antennas, e.g. to provide uplink diversity
    • 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
    • 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
    • H04L25/03904—Spatial equalizers codebook-based design cooperative design, e.g. exchanging of codebook information between base stations
    • 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
    • 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
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W74/00—Wireless channel access
    • H04W74/08—Non-scheduled access, e.g. ALOHA
    • H04W74/0833—Random access procedures, e.g. with 4-step access

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
CA2942582A 2014-01-29 2014-01-29 Uplink access method, apparatus, and system Active CA2942582C (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/071773 WO2015113258A1 (zh) 2014-01-29 2014-01-29 一种上行接入方法、装置及系统

Publications (2)

Publication Number Publication Date
CA2942582A1 CA2942582A1 (en) 2015-08-06
CA2942582C true CA2942582C (en) 2021-01-26

Family

ID=53756151

Family Applications (1)

Application Number Title Priority Date Filing Date
CA2942582A Active CA2942582C (en) 2014-01-29 2014-01-29 Uplink access method, apparatus, and system

Country Status (9)

Country Link
US (1) US10735228B2 (enExample)
EP (1) EP3086485B1 (enExample)
JP (1) JP6356819B2 (enExample)
KR (1) KR101881426B1 (enExample)
CN (2) CN110429962B (enExample)
BR (1) BR112016017356B1 (enExample)
CA (1) CA2942582C (enExample)
RU (1) RU2637789C1 (enExample)
WO (1) WO2015113258A1 (enExample)

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US10517082B2 (en) 2016-04-01 2019-12-24 Huawei Technologies Co., Ltd. Mechanisms for multi-tier distributed co-operative multi-point technology
CN107645370B (zh) 2016-07-20 2020-12-08 华为技术有限公司 资源映射方法和装置
WO2018027912A1 (en) * 2016-08-12 2018-02-15 Lenovo Innovations Limited (Hong Kong) Sparse code multiple access communication
CN108347774B (zh) 2017-01-24 2021-10-15 华为技术有限公司 数据的传输方法和装置
CN106998308B (zh) * 2017-03-09 2020-02-18 清华大学 一种基于时变码本的稀疏码多址接入中的跳码传输方法
KR102206068B1 (ko) * 2017-03-24 2021-01-21 삼성전자주식회사 무선 통신 시스템에서 상향링크 전송을 위한 장치 및 방법
CN109474395B (zh) * 2017-09-07 2020-10-16 华为技术有限公司 数据传输方法、终端、网络设备和通信系统
CN108964864B (zh) * 2018-08-21 2020-11-13 电子科技大学 一种scma多址系统中的非正交导频与信号传输方法
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Also Published As

Publication number Publication date
CN106063151B (zh) 2019-07-12
EP3086485A1 (en) 2016-10-26
BR112016017356A2 (enExample) 2017-08-08
CN110429962B (zh) 2021-12-14
CA2942582A1 (en) 2015-08-06
CN106063151A (zh) 2016-10-26
US20160337149A1 (en) 2016-11-17
CN110429962A (zh) 2019-11-08
JP6356819B2 (ja) 2018-07-11
EP3086485B1 (en) 2020-09-23
EP3086485A4 (en) 2016-12-21
WO2015113258A1 (zh) 2015-08-06
BR112016017356B1 (pt) 2023-02-07
KR20160114132A (ko) 2016-10-04
JP2017510158A (ja) 2017-04-06
KR101881426B1 (ko) 2018-07-24
US10735228B2 (en) 2020-08-04
RU2637789C1 (ru) 2017-12-07

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