BR112019024251A2 - Método de pré-codificação de enlace ascendente e dispositivo terminal - Google Patents

Método de pré-codificação de enlace ascendente e dispositivo terminal Download PDF

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Publication number
BR112019024251A2
BR112019024251A2 BR112019024251-1A BR112019024251A BR112019024251A2 BR 112019024251 A2 BR112019024251 A2 BR 112019024251A2 BR 112019024251 A BR112019024251 A BR 112019024251A BR 112019024251 A2 BR112019024251 A2 BR 112019024251A2
Authority
BR
Brazil
Prior art keywords
uplink data
terminal device
upper link
precoding method
sri
Prior art date
Application number
BR112019024251-1A
Other languages
English (en)
Inventor
Chen Wenhong
Original Assignee
Guangdong Oppo Mobile Telecommunications Corp., 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 Guangdong Oppo Mobile Telecommunications Corp., Ltd. filed Critical Guangdong Oppo Mobile Telecommunications Corp., Ltd.
Publication of BR112019024251A2 publication Critical patent/BR112019024251A2/pt

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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
    • H04B7/0456—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
    • H04L5/00—Arrangements affording multiple use of the transmission path
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signaling, i.e. of overhead other than pilot signals
    • 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
    • H04B7/0486—Selection of precoding matrices or codebooks, e.g. using matrices antenna weighting taking channel rank into account
    • 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
    • H04B7/0615—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 weighted versions of same signal
    • H04B7/0617—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 weighted versions of same signal for beam forming
    • 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
    • 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
    • H04L5/0092—Indication of how the channel is divided
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W48/00—Access restriction; Network selection; Access point selection
    • H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
    • H04W48/12—Access restriction or access information delivery, e.g. discovery data delivery using downlink control channel
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/12—Wireless traffic scheduling
    • H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
    • H04W72/1268—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows of uplink data flows
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W72/00—Local resource management
    • H04W72/20—Control channels or signalling for resource management
    • H04W72/21—Control channels or signalling for resource management in the uplink direction of a wireless link, i.e. towards the network
    • 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
    • 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
    • H04B7/0615—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 weighted versions of same signal
    • H04B7/0619—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 weighted versions of same signal using feedback from receiving side
    • H04B7/0636—Feedback format
    • H04B7/0639—Using selective indices, e.g. of a codebook, e.g. pre-distortion matrix index [PMI] or for beam selection
    • 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

Abstract

são revelados um método, dispositivo e sistema de pré-codificação de enlace ascendente. um dispositivo terminal transmite um srs em pelo menos um recurso de srs, e recebe dci usadas por um lado de rede para agendar transmissão de dados de enlace ascendente, sendo que as dci compreendem ri e/ou sri, então determina uma abordagem de pré-codificação para os dados de enlace ascendente de acordo com a ri e/ou sri e pelo menos um recurso de srs, pré-codifica os dados de enlace ascendente de acordo com a abordagem de pré-codificação, e transmite os dados de enlace ascendente pré-codificados. aplicando-se a solução da presente invenção, a carga de sinalização pode ser reduzida.
BR112019024251-1A 2017-05-25 2017-05-25 Método de pré-codificação de enlace ascendente e dispositivo terminal BR112019024251A2 (pt)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2017/085981 WO2018214116A1 (zh) 2017-05-25 2017-05-25 上行预编码方法、设备及系统

Publications (1)

Publication Number Publication Date
BR112019024251A2 true BR112019024251A2 (pt) 2020-06-02

Family

ID=64395141

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112019024251-1A BR112019024251A2 (pt) 2017-05-25 2017-05-25 Método de pré-codificação de enlace ascendente e dispositivo terminal

Country Status (16)

Country Link
US (2) US11082180B2 (pt)
EP (2) EP3614773B1 (pt)
JP (1) JP7142031B2 (pt)
KR (1) KR102305169B1 (pt)
CN (2) CN110868283B (pt)
AU (1) AU2017415185B2 (pt)
BR (1) BR112019024251A2 (pt)
CA (1) CA3063782C (pt)
ES (1) ES2879840T3 (pt)
IL (1) IL270659B2 (pt)
MX (1) MX2019013992A (pt)
PH (1) PH12019502570A1 (pt)
RU (1) RU2736872C1 (pt)
TW (1) TWI771412B (pt)
WO (1) WO2018214116A1 (pt)
ZA (1) ZA201908151B (pt)

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WO2019028834A1 (en) * 2017-08-11 2019-02-14 Qualcomm Incorporated SIGNALING OF TRANSMISSION RANK AND PRECODER IN NON-UPLINK CODE TRANSMISSION
US10374768B2 (en) * 2017-10-02 2019-08-06 Telefonaktiebolaget Lm Ericsson (Publ) Efficient SRS resource indication methods
CN110035534B (zh) * 2018-01-11 2021-02-19 维沃移动通信有限公司 无线通信方法及装置
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Also Published As

Publication number Publication date
CN110622607A (zh) 2019-12-27
ES2879840T3 (es) 2021-11-23
CA3063782C (en) 2021-10-12
TWI771412B (zh) 2022-07-21
WO2018214116A1 (zh) 2018-11-29
US20200083998A1 (en) 2020-03-12
CN110868283B (zh) 2021-03-05
US11082180B2 (en) 2021-08-03
JP7142031B2 (ja) 2022-09-26
TW201902261A (zh) 2019-01-01
AU2017415185A1 (en) 2019-12-12
EP3614773B1 (en) 2021-06-02
EP3866546A1 (en) 2021-08-18
IL270659A (pt) 2019-12-31
KR102305169B1 (ko) 2021-09-27
KR20200012868A (ko) 2020-02-05
EP3614773A1 (en) 2020-02-26
MX2019013992A (es) 2020-02-05
JP2020521381A (ja) 2020-07-16
US20210320770A1 (en) 2021-10-14
ZA201908151B (en) 2020-09-30
PH12019502570A1 (en) 2020-07-20
IL270659B1 (en) 2023-03-01
EP3614773A4 (en) 2020-04-22
CN110868283A (zh) 2020-03-06
AU2017415185B2 (en) 2022-09-22
RU2736872C1 (ru) 2020-11-23
IL270659B2 (en) 2023-07-01
CA3063782A1 (en) 2018-11-29

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B06W Patent application suspended after preliminary examination (for patents with searches from other patent authorities) chapter 6.23 patent gazette]