CN114223180B - 解调参考信号时域模式配置技术 - Google Patents

解调参考信号时域模式配置技术 Download PDF

Info

Publication number
CN114223180B
CN114223180B CN202080057661.1A CN202080057661A CN114223180B CN 114223180 B CN114223180 B CN 114223180B CN 202080057661 A CN202080057661 A CN 202080057661A CN 114223180 B CN114223180 B CN 114223180B
Authority
CN
China
Prior art keywords
time domain
domain resource
dmrs
resource pattern
symbols
Prior art date
Legal status (The legal status 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 status listed.)
Active
Application number
CN202080057661.1A
Other languages
English (en)
Chinese (zh)
Other versions
CN114223180A (zh
Inventor
K.巴塔德
A.N.蒂亚加拉扬
J.孙
张晓霞
T.M.金
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Qualcomm Inc
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 CN114223180A publication Critical patent/CN114223180A/zh
Application granted granted Critical
Publication of CN114223180B publication Critical patent/CN114223180B/zh
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • 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
    • 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
    • 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
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Power Engineering (AREA)
  • Mobile Radio Communication Systems (AREA)
CN202080057661.1A 2019-08-16 2020-08-13 解调参考信号时域模式配置技术 Active CN114223180B (zh)

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
CN114223180A CN114223180A (zh) 2022-03-22
CN114223180B true CN114223180B (zh) 2025-02-14

Family

ID=74568226

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202080057661.1A Active CN114223180B (zh) 2019-08-16 2020-08-13 解调参考信号时域模式配置技术

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)

Families Citing this family (6)

* 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
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

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019109921A1 (en) * 2017-12-04 2019-06-13 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Multiple resource set configuration

Family Cites Families (8)

* 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
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

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2019109921A1 (en) * 2017-12-04 2019-06-13 Guangdong Oppo Mobile Telecommunications Corp., Ltd. Multiple resource set configuration

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
DL channels and signals in NR unlicensed band;Huawei等;3GPP TSG RAN WG1 Meeting #97 R1-1906042;第2节 *
Enhancements for Dynamic Spectrum Sharing in Rel-16;Ericsson;3GPP TSG-RAN Meeting #84 RP-191042;第3-4页 *
Summary of Issues for PDSCH/PUSCH’s DM-RS;Qualcomm;3GPP TSG RAN WG1 Meeting #92 R1-1803323;第9节 *

Also Published As

Publication number Publication date
US11595236B2 (en) 2023-02-28
KR102997046B1 (ko) 2026-07-28
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

Similar Documents

Publication Publication Date Title
US11343824B2 (en) Carrier switching and antenna switching for a target carrier combination
US12550123B2 (en) Uplink transmission configuration indication state signaling
US12526096B2 (en) Non-coherent joint transmission hypothesis evaluation in multi-transmit receive point deployments
US11864215B2 (en) Beam determination prior to beam activation indication
US12328280B2 (en) Demodulation reference signal time domain bundling
US20190165915A1 (en) Techniques and apparatuses for providing system information updates in a system using bandwidth parts
US11595236B2 (en) Techniques for demodulation reference signal time domain pattern configuration
US11424801B2 (en) Techniques for transmitting sidelink channel state information feedback
US11424800B2 (en) Techniques for scheduling a front-loaded sidelink channel state information reference signal
US20200366407A1 (en) Capability-based bandwidth part switching
US11589323B2 (en) Minimum time gap for uplink transmission in multiple timing advance groups
US12501463B2 (en) Control resource set for new radio
US12471098B2 (en) Physical uplink control channel (PUCCH) repetition across multiple component carriers
US11515926B2 (en) Autonomous selection of a physical downlink control channel beam
US11490279B2 (en) Channel state determination or reference signaling with traffic preemption
US11770842B2 (en) Support of simultaneous unicast and multicast monitoring
US11563550B2 (en) Transmission configuration indicator state activation and deactivation
WO2021154445A1 (en) Timing advance command in downlink control information
KR20240100356A (ko) 중첩된 업링크(ul) 및 다운링크(dl) dmrs(demodulation reference signal) 자원들에 대한 dmrs
CN113261228B (zh) 使用多址签名的反馈传输

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant