BR112022002408A2 - Técnicas para configuração de padrão no domínio do tempo de sinal de referência de demodulação - Google Patents

Técnicas para configuração de padrão no domínio do tempo de sinal de referência de demodulação

Info

Publication number
BR112022002408A2
BR112022002408A2 BR112022002408A BR112022002408A BR112022002408A2 BR 112022002408 A2 BR112022002408 A2 BR 112022002408A2 BR 112022002408 A BR112022002408 A BR 112022002408A BR 112022002408 A BR112022002408 A BR 112022002408A BR 112022002408 A2 BR112022002408 A2 BR 112022002408A2
Authority
BR
Brazil
Prior art keywords
time domain
demodulation reference
techniques
reference signal
pattern setting
Prior art date
Application number
BR112022002408A
Other languages
English (en)
Portuguese (pt)
Inventor
Narayanan THYAGARAJAN Ananta
Jing Sun
Kapil Bhattad
Min Kim Tae
Xiaoxia Zhang
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 BR112022002408A2 publication Critical patent/BR112022002408A2/pt

Links

Classifications

    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • H04L25/0226Channel estimation using sounding signals sounding signals per se
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • H04L27/2613Structure of the reference signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L25/00Baseband systems
    • H04L25/02Details ; arrangements for supplying electrical power along data transmission lines
    • H04L25/0202Channel estimation
    • H04L25/0224Channel estimation using sounding signals
    • H04L25/0228Channel estimation using sounding signals with direct estimation from sounding signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00Modulated-carrier systems
    • H04L27/26Systems using multi-frequency codes
    • H04L27/2601Multicarrier modulation systems
    • H04L27/2602Signal structure
    • H04L27/261Details of reference signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0001Arrangements for dividing the transmission path
    • H04L5/0003Two-dimensional division
    • H04L5/0005Time-frequency
    • H04L5/0007Time-frequency the frequencies being orthogonal, e.g. OFDM(A) or DMT
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0048Allocation of pilot signals, i.e. of signals known to the receiver
    • H04L5/0051Allocation of pilot signals, i.e. of signals known to the receiver of dedicated pilots, i.e. pilots destined for a single user or terminal
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/003Arrangements for allocating sub-channels of the transmission path
    • H04L5/0053Allocation of signalling, i.e. of overhead other than pilot signals
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04LTRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L5/00Arrangements affording multiple use of the transmission path
    • H04L5/0091Signalling for the administration of the divided path, e.g. signalling of configuration information
    • H04L5/0094Indication of how sub-channels of the path are allocated
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/04Wireless resource allocation
    • H04W72/044Wireless resource allocation based on the type of the allocated resource
    • H04W72/0446Resources in time domain, e.g. slots or frames
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04WWIRELESS COMMUNICATION NETWORKS
    • H04W72/00Local resource management
    • H04W72/20Control channels or signalling for resource management
    • H04W72/23Control 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)
BR112022002408A 2019-08-16 2020-08-13 Técnicas para configuração de padrão no domínio do tempo de sinal de referência de demodulação BR112022002408A2 (pt)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
IN201941033074 2019-08-16
US16/947,683 US11595236B2 (en) 2019-08-16 2020-08-12 Techniques for demodulation reference signal time domain pattern configuration
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
BR112022002408A2 true BR112022002408A2 (pt) 2022-04-26

Family

ID=74568226

Family Applications (1)

Application Number Title Priority Date Filing Date
BR112022002408A BR112022002408A2 (pt) 2019-08-16 2020-08-13 Técnicas para configuração de padrão no domínio do tempo de sinal de referência de demodulação

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
CN114223180B (zh) 2025-02-14
KR20220047269A (ko) 2022-04-15
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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