BR112017006544A2 - retardo de deslocamento cíclico por fluxo e por antena em mimo de vários usuários de uplink - Google Patents

retardo de deslocamento cíclico por fluxo e por antena em mimo de vários usuários de uplink

Info

Publication number
BR112017006544A2
BR112017006544A2 BR112017006544A BR112017006544A BR112017006544A2 BR 112017006544 A2 BR112017006544 A2 BR 112017006544A2 BR 112017006544 A BR112017006544 A BR 112017006544A BR 112017006544 A BR112017006544 A BR 112017006544A BR 112017006544 A2 BR112017006544 A2 BR 112017006544A2
Authority
BR
Brazil
Prior art keywords
flow
multiple uplink
travel delay
uplink users
antenna cyclic
Prior art date
Application number
BR112017006544A
Other languages
English (en)
Inventor
Tian Bin
Li Jialing
Yang Lin
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 BR112017006544A2 publication Critical patent/BR112017006544A2/pt

Links

Classifications

    • 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
    • H04B7/0452—Multi-user MIMO systems
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H04B7/0667—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal
    • H04B7/0671—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission of delayed versions of same signal using different delays between antennas
    • 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
    • H04B7/06—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0697—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using spatial multiplexing
    • 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
    • H04L5/0014—Three-dimensional division
    • H04L5/0023—Time-frequency-space

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Mobile Radio Communication Systems (AREA)

Abstract

são apresentados um método, um equipamento e um meio passível de leitura por computador para comunicação sem fio. sob um aspecto, um equipamento inclui um processador configurado para determinar um primeiro conjunto de valores de csd para transmissão de um primeiro conjunto de informações em uma série de antenas, determinar um segundo conjunto de valores de csd para transmissão de um segundo conjunto de informações na série de antenas e transmitir o primeiro conjunto de informações com base no primeiro conjunto de valores de csd e o segundo conjunto de informações com base no segundo conjunto de valores de csd.
BR112017006544A 2014-10-03 2015-10-01 retardo de deslocamento cíclico por fluxo e por antena em mimo de vários usuários de uplink BR112017006544A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201462059808P 2014-10-03 2014-10-03
US14/871,925 US10075226B2 (en) 2014-10-03 2015-09-30 Per stream and per antenna cyclic shift delay in uplink multi-user MIMO
PCT/US2015/053543 WO2016054405A1 (en) 2014-10-03 2015-10-01 Per stream and per antenna cyclic shift delay in uplink multi-user mimo

Publications (1)

Publication Number Publication Date
BR112017006544A2 true BR112017006544A2 (pt) 2017-12-19

Family

ID=54364666

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112017006544A BR112017006544A2 (pt) 2014-10-03 2015-10-01 retardo de deslocamento cíclico por fluxo e por antena em mimo de vários usuários de uplink

Country Status (9)

Country Link
US (1) US10075226B2 (pt)
EP (1) EP3202055B1 (pt)
JP (1) JP6479971B2 (pt)
KR (1) KR102007521B1 (pt)
CN (1) CN107113043B (pt)
AU (1) AU2015327996A1 (pt)
BR (1) BR112017006544A2 (pt)
ES (1) ES2871031T3 (pt)
WO (1) WO2016054405A1 (pt)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20160255645A1 (en) * 2015-02-27 2016-09-01 Intel IP Corporation Cyclic shift diversity in wireless communications
US10129911B2 (en) * 2015-07-20 2018-11-13 Lg Electronics Inc. Method and apparatus for processing an uplink unit in a wireless LAN system
WO2019056371A1 (zh) * 2017-09-25 2019-03-28 华为技术有限公司 数据包处理方法、光线路终端、光网络单元及系统
US10484228B2 (en) 2018-03-05 2019-11-19 Qualcomm Incorporated Wakeup radio transmit diversity
US20230124579A1 (en) * 2021-10-15 2023-04-20 Qualcomm Incorporated Global cyclic shift delays for distributed transmissions

Family Cites Families (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1751890B1 (en) * 2004-05-27 2017-03-01 QUALCOMM Incorporated Modified preamble structure for ieee 802.11a extensions to allow for coexistence and interoperability between 802.11a devices and higher data rate, mimo or otherwise extended devices
US7742390B2 (en) 2005-08-23 2010-06-22 Agere Systems Inc. Method and apparatus for improved long preamble formats in a multiple antenna communication system
US8867455B2 (en) * 2007-10-01 2014-10-21 Qualcomm Incorporated Enhanced uplink for inactive state in a wireless communication system
US8149773B2 (en) * 2008-01-04 2012-04-03 Qualcomm Incorporated Resource allocation for enhanced uplink using an acquisition indicator channel
US20100290449A1 (en) * 2008-08-20 2010-11-18 Qualcomm Incorporated Preamble extensions
US20100046656A1 (en) * 2008-08-20 2010-02-25 Qualcomm Incorporated Preamble extensions
JP2013505622A (ja) 2009-09-16 2013-02-14 エルジー エレクトロニクス インコーポレイティド 多重アンテナシステムにおける参照信号送信方法及び装置
US8619676B2 (en) * 2010-06-09 2013-12-31 Broadcom Corporation Legacy cyclic shift delay (CSD) for orthogonal frequency division multiplexing (OFDM) signaling within multiple user, multiple access, and/or MIMO wireless communications
US8619655B2 (en) * 2010-06-09 2013-12-31 Broadcom Corporation Cyclic shift delay (CSD) short training field (STF) for orthogonal frequency division multiplexing (OFDM) signaling within multiple user, multiple access, and/or MIMO wireless communicaitons
US8542659B2 (en) * 2010-07-07 2013-09-24 Marvell World Trade Ltd. Cyclic shift delays in multi-user packets with resolvable very high throughput long training fields (VHTLTFs)
US20150295629A1 (en) * 2012-10-26 2015-10-15 Interdigital Patent Holdings, Inc. Uniform wlan multi-ap physical layer methods
WO2015074461A1 (en) * 2013-11-19 2015-05-28 Intel IP Corporation Hew station and method for ul mu-mimo hew with improved receiver performance

Also Published As

Publication number Publication date
KR20170063650A (ko) 2017-06-08
EP3202055B1 (en) 2021-02-24
JP2017536008A (ja) 2017-11-30
ES2871031T3 (es) 2021-10-28
EP3202055A1 (en) 2017-08-09
CN107113043B (zh) 2021-01-08
AU2015327996A1 (en) 2017-03-09
KR102007521B1 (ko) 2019-08-05
US20160099764A1 (en) 2016-04-07
WO2016054405A1 (en) 2016-04-07
US10075226B2 (en) 2018-09-11
JP6479971B2 (ja) 2019-03-06
CN107113043A (zh) 2017-08-29

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Legal Events

Date Code Title Description
B06U Preliminary requirement: requests with searches performed by other patent offices: procedure suspended [chapter 6.21 patent gazette]
B08F Application dismissed because of non-payment of annual fees [chapter 8.6 patent gazette]

Free format text: REFERENTE A 5A ANUIDADE.

B11B Dismissal acc. art. 36, par 1 of ipl - no reply within 90 days to fullfil the necessary requirements