ES2841475T3 - Asignación y configuración señales de referencia de sondeo de canal recíproco - Google Patents

Asignación y configuración señales de referencia de sondeo de canal recíproco Download PDF

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Publication number
ES2841475T3
ES2841475T3 ES16706476T ES16706476T ES2841475T3 ES 2841475 T3 ES2841475 T3 ES 2841475T3 ES 16706476 T ES16706476 T ES 16706476T ES 16706476 T ES16706476 T ES 16706476T ES 2841475 T3 ES2841475 T3 ES 2841475T3
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ES
Spain
Prior art keywords
srs
base station
subframe
downlink
request
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ES16706476T
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English (en)
Spanish (es)
Inventor
Joseph Binamira Soriaga
Jing Jiang
Krishna Kiran Mukkavilli
Naga Bhushan
Tingfang Ji
John Edward Smee
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Qualcomm Inc
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Qualcomm Inc
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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
    • H04B7/06—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
    • 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
    • H04L25/0398—Restoration of channel reciprocity
    • 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
    • H04B7/0426—Power distribution
    • H04B7/043—Power distribution using best eigenmode, e.g. beam forming or beam steering
    • 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
    • H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H04B7/086—Weighted combining using weights depending on external parameters, e.g. direction of arrival [DOA], predetermined weights or beamforming
    • 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
    • H04L25/0202—Channel estimation
    • H04L25/0222—Estimation of channel variability, e.g. coherence bandwidth, coherence time, fading frequency
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • 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
    • H04W72/00—Local resource management
    • H04W72/04—Wireless resource allocation
    • H04W72/044—Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446—Resources in time domain, e.g. slots or frames
    • 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
    • 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
    • H04L25/03006—Arrangements for removing intersymbol interference
    • H04L2025/03777—Arrangements for removing intersymbol interference characterised by the signalling
    • H04L2025/03783—Details of reference signals

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
ES16706476T 2015-03-14 2016-02-05 Asignación y configuración señales de referencia de sondeo de canal recíproco Active ES2841475T3 (es)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US201562133328P 2015-03-14 2015-03-14
US14/866,803 US10075271B2 (en) 2015-03-14 2015-09-25 Reciprocal channel sounding reference signal allocation and configuration
PCT/US2016/016734 WO2016148797A1 (en) 2015-03-14 2016-02-05 Reciprocal channel sounding reference signal allocation and configuration

Publications (1)

Publication Number Publication Date
ES2841475T3 true ES2841475T3 (es) 2021-07-08

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
ES16706476T Active ES2841475T3 (es) 2015-03-14 2016-02-05 Asignación y configuración señales de referencia de sondeo de canal recíproco

Country Status (10)

Country Link
US (3) US10263745B2 (enExample)
EP (2) EP3272053B1 (enExample)
JP (2) JP6659718B2 (enExample)
KR (2) KR20170126914A (enExample)
CN (2) CN107409031B (enExample)
AU (1) AU2016233881B2 (enExample)
BR (1) BR112017019638B1 (enExample)
ES (1) ES2841475T3 (enExample)
TW (2) TWI705730B (enExample)
WO (2) WO2016148794A2 (enExample)

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Also Published As

Publication number Publication date
EP3272054A2 (en) 2018-01-24
US10263745B2 (en) 2019-04-16
AU2016233881A1 (en) 2017-08-17
AU2016233881B2 (en) 2020-05-28
TW201639406A (zh) 2016-11-01
WO2016148794A3 (en) 2016-10-27
JP2018512789A (ja) 2018-05-17
US10389504B2 (en) 2019-08-20
BR112017019638A2 (pt) 2018-05-15
WO2016148794A2 (en) 2016-09-22
TWI705730B (zh) 2020-09-21
KR102758187B1 (ko) 2025-01-21
TWI697250B (zh) 2020-06-21
EP3272053A1 (en) 2018-01-24
KR20170128286A (ko) 2017-11-22
KR20170126914A (ko) 2017-11-20
JP6659718B2 (ja) 2020-03-04
CN107409031A (zh) 2017-11-28
WO2016148797A1 (en) 2016-09-22
CN107409109B (zh) 2020-08-07
CN107409109A (zh) 2017-11-28
BR112017019638B1 (pt) 2024-03-12
US20160269159A1 (en) 2016-09-15
US20160269158A1 (en) 2016-09-15
JP2018512791A (ja) 2018-05-17
US10075271B2 (en) 2018-09-11
CN107409031B (zh) 2020-10-30
TW201639407A (zh) 2016-11-01
EP3272053B1 (en) 2020-09-30
US20190020457A1 (en) 2019-01-17

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