KR102997046B1 - 복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들 - Google Patents

복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들

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Publication number
KR102997046B1
KR102997046B1 KR1020227004486A KR20227004486A KR102997046B1 KR 102997046 B1 KR102997046 B1 KR 102997046B1 KR 1020227004486 A KR1020227004486 A KR 1020227004486A KR 20227004486 A KR20227004486 A KR 20227004486A KR 102997046 B1 KR102997046 B1 KR 102997046B1
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KR
South Korea
Prior art keywords
domain resource
time domain
resource pattern
dmrss
dmrs
Prior art date
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Application number
KR1020227004486A
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English (en)
Korean (ko)
Other versions
KR20220047269A (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
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Publication of KR102997046B1 publication Critical patent/KR102997046B1/ko
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Classifications

    • 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
    • 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
    • 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
    • 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
    • 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
    • H04L5/0053—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
    • 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 Active KR102997046B1 (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 (2)

Publication Number Publication Date
KR20220047269A KR20220047269A (ko) 2022-04-15
KR102997046B1 true KR102997046B1 (ko) 2026-07-28

Family

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Application Number Title Priority Date Filing Date
KR1020227004486A Active KR102997046B1 (ko) 2019-08-16 2020-08-13 복조 참조 신호 시간 도메인 패턴 구성을 위한 기법들

Country Status (8)

Country Link
US (1) US11595236B2 (enExample)
EP (1) EP4014450A1 (enExample)
JP (1) JP7547463B2 (enExample)
KR (1) KR102997046B1 (enExample)
CN (1) CN114223180B (enExample)
BR (1) BR112022002408A2 (enExample)
PH (1) PH12022550217A1 (enExample)
WO (1) WO2021035241A1 (enExample)

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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
WO2023159547A1 (en) * 2022-02-28 2023-08-31 Qualcomm Incorporated Parameters for lattice reduction
US12388589B2 (en) * 2022-02-28 2025-08-12 Qualcomm Incorporated Inter-slot demodulation reference signal patterns
US20260163778A1 (en) * 2024-12-09 2026-06-11 Qualcomm Incorporated Demodulation reference signal (dmrs) patterns for enhanced channel estimation

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WO2018053009A1 (en) 2016-09-13 2018-03-22 Intel IP Corporation Reference signals to facilitate communication systems
KR20200091449A (ko) 2017-12-04 2020-07-30 광동 오포 모바일 텔레커뮤니케이션즈 코포레이션 리미티드 다중 리소스 세트 배치
KR20190076810A (ko) * 2017-12-22 2019-07-02 삼성전자주식회사 무선 셀룰라 통신 시스템에서 dmrs 정보 설정 방법 및 장치
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
US11025456B2 (en) * 2018-01-12 2021-06-01 Apple Inc. Time domain resource allocation for mobile communication
RU2021124415A (ru) * 2018-02-28 2021-10-08 Телефонактиеболагет Лм Эрикссон (Пабл) Способы указания выделения ресурсов временной области для физического совместно используемого канала нисходящей линии связи до rrc-соединения
KR102214084B1 (ko) * 2019-02-22 2021-02-10 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

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3GPP TS38.214 v15.6.0

Also Published As

Publication number Publication date
US11595236B2 (en) 2023-02-28
WO2021035241A1 (en) 2021-02-25
JP7547463B2 (ja) 2024-09-09
US20210051052A1 (en) 2021-02-18
JP2022544200A (ja) 2022-10-17
CN114223180A (zh) 2022-03-22
EP4014450A1 (en) 2022-06-22
PH12022550217A1 (en) 2022-12-12
KR20220047269A (ko) 2022-04-15
BR112022002408A2 (pt) 2022-04-26
CN114223180B (zh) 2025-02-14

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