KR20220047269A - 복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들 - Google Patents

복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들 Download PDF

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Publication number
KR20220047269A
KR20220047269A KR1020227004486A KR20227004486A KR20220047269A KR 20220047269 A KR20220047269 A KR 20220047269A KR 1020227004486 A KR1020227004486 A KR 1020227004486A KR 20227004486 A KR20227004486 A KR 20227004486A KR 20220047269 A KR20220047269 A KR 20220047269A
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KR
South Korea
Prior art keywords
time domain
domain resource
dmrss
resource pattern
symbols
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Pending
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KR1020227004486A
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English (en)
Korean (ko)
Inventor
카필 바타드
아난타 나라야난 티아가라잔
징 순
샤오샤 장
태민 김
Original Assignee
퀄컴 인코포레이티드
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Publication of KR20220047269A publication Critical patent/KR20220047269A/ko
Pending legal-status Critical Current

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    • 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
    • H04L25/00—Baseband systems
    • H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202—Channel estimation
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0226—Channel estimation using sounding signals sounding signals per se
    • 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
    • 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
    • H04L25/0224—Channel estimation using sounding signals
    • H04L25/0228—Channel estimation using sounding signals with direct estimation from sounding signals
    • 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
    • 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
    • H04L5/0003—Two-dimensional division
    • H04L5/0005—Time-frequency
    • H04L5/0007—Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • 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
    • H04L5/003—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
    • H04L5/003—Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053—Allocation of signalling, i.e. of overhead other than pilot 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
    • H04L5/0091—Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094—Indication of how sub-channels of the path are allocated
    • H04W72/042—
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
KR1020227004486A 2019-08-16 2020-08-13 복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들 Pending KR20220047269A (ko)

Applications Claiming Priority (5)

Application Number Priority Date Filing Date Title
IN201941033074 2019-08-16
IN201941033074 2019-08-16
US16/947,683 US11595236B2 (en) 2019-08-16 2020-08-12 Techniques for demodulation reference signal time domain pattern configuration
US16/947,683 2020-08-12
PCT/US2020/070408 WO2021035241A1 (en) 2019-08-16 2020-08-13 Techniques for demodulation reference signal time domain pattern configuration

Publications (1)

Publication Number Publication Date
KR20220047269A true KR20220047269A (ko) 2022-04-15

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Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020227004486A Pending KR20220047269A (ko) 2019-08-16 2020-08-13 복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들

Country Status (8)

Country Link
US (1) US11595236B2 (https=)
EP (1) EP4014450A1 (https=)
JP (1) JP7547463B2 (https=)
KR (1) KR20220047269A (https=)
CN (1) CN114223180B (https=)
BR (1) BR112022002408A2 (https=)
PH (1) PH12022550217A1 (https=)
WO (1) WO2021035241A1 (https=)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11595236B2 (en) * 2019-08-16 2023-02-28 Qualcomm Incorporated Techniques for demodulation reference signal time domain pattern configuration
CN115190607A (zh) * 2021-04-02 2022-10-14 北京紫光展锐通信技术有限公司 一种上行信道传输方法及通信装置
US11611459B1 (en) * 2021-08-25 2023-03-21 Qualcomm Incorporated Symbol configuration for single-carrier for frequency domain equalization waveform
US12388589B2 (en) * 2022-02-28 2025-08-12 Qualcomm Incorporated Inter-slot demodulation reference signal patterns
WO2023159547A1 (en) * 2022-02-28 2023-08-31 Qualcomm Incorporated Parameters for lattice reduction

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018053009A1 (en) 2016-09-13 2018-03-22 Intel IP Corporation Reference signals to facilitate communication systems
CN111641578B (zh) 2017-12-04 2023-01-24 Oppo广东移动通信有限公司 无线通信的方法、站点以及存储介质
US10897755B2 (en) * 2017-12-22 2021-01-19 Samsung Electronics Co., Ltd Method and apparatus for configuring demodulation reference signal information in wireless cellular communication system
KR20190076810A (ko) * 2017-12-22 2019-07-02 삼성전자주식회사 무선 셀룰라 통신 시스템에서 dmrs 정보 설정 방법 및 장치
US11025456B2 (en) * 2018-01-12 2021-06-01 Apple Inc. Time domain resource allocation for mobile communication
BR112020017498A2 (pt) * 2018-02-28 2020-12-22 Telefonaktiebolaget Lm Ericsson (Publ) Métodos realizados por um equipamento de usuário e por um nó de rede, equipamento de usuário, e, nó de rede
WO2020171677A1 (ko) * 2019-02-22 2020-08-27 엘지전자 주식회사 무선 통신 시스템에서 무선 신호 송수신 방법 및 장치
US11871243B2 (en) * 2019-08-16 2024-01-09 Intel Corporation Spectrum sharing between fifth generation new radio and long term evolution in licensed and unlicensed bands
US11595236B2 (en) * 2019-08-16 2023-02-28 Qualcomm Incorporated Techniques for demodulation reference signal time domain pattern configuration

Also Published As

Publication number Publication date
WO2021035241A1 (en) 2021-02-25
EP4014450A1 (en) 2022-06-22
BR112022002408A2 (pt) 2022-04-26
CN114223180B (zh) 2025-02-14
JP7547463B2 (ja) 2024-09-09
PH12022550217A1 (en) 2022-12-12
US11595236B2 (en) 2023-02-28
US20210051052A1 (en) 2021-02-18
JP2022544200A (ja) 2022-10-17
CN114223180A (zh) 2022-03-22

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