BR112021018092A2 - Deslocamento inicial para transmissão de enlace ascendente não licenciada por novo rádio (nr-u) - Google Patents
Deslocamento inicial para transmissão de enlace ascendente não licenciada por novo rádio (nr-u)Info
- Publication number
- BR112021018092A2 BR112021018092A2 BR112021018092A BR112021018092A BR112021018092A2 BR 112021018092 A2 BR112021018092 A2 BR 112021018092A2 BR 112021018092 A BR112021018092 A BR 112021018092A BR 112021018092 A BR112021018092 A BR 112021018092A BR 112021018092 A2 BR112021018092 A2 BR 112021018092A2
- Authority
- BR
- Brazil
- Prior art keywords
- communication device
- wireless communication
- new radio
- uplink transmission
- starting offset
- Prior art date
Links
- 230000005540 biological transmission Effects 0.000 title abstract 4
- 125000004122 cyclic group Chemical group 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 230000011664 signaling Effects 0.000 abstract 1
- 238000001228 spectrum Methods 0.000 abstract 1
Classifications
-
- 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
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2602—Signal structure
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
- H04L27/2607—Cyclic extensions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0006—Assessment of spectral gaps suitable for allocating digitally modulated signals, e.g. for carrier allocation in cognitive radio
-
- 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
- H04L27/26025—Numerology, i.e. varying one or more of symbol duration, subcarrier spacing, Fourier transform size, sampling rate or down-clocking
-
- 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
- H04L27/2605—Symbol extensions, e.g. Zero Tail, Unique Word [UW]
-
- 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
- H04L27/2626—Arrangements specific to the transmitter only
- H04L27/2646—Arrangements specific to the transmitter only using feedback from receiver for adjusting OFDM transmission parameters, e.g. transmission timing or guard interval length
-
- 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—Signaling for the administration of the divided path
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W16/00—Network planning, e.g. coverage or traffic planning tools; Network deployment, e.g. resource partitioning or cells structures
- H04W16/14—Spectrum sharing arrangements between different networks
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W56/00—Synchronisation arrangements
- H04W56/004—Synchronisation arrangements compensating for timing error of reception due to propagation delay
- H04W56/0045—Synchronisation arrangements compensating for timing error of reception due to propagation delay compensating for timing error by altering transmission time
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Mathematical Physics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
deslocamento inicial para transmissão de enlace ascendente não licenciada por novo rádio (nr-u). trata-se de sistemas e métodos de comunicações sem fio relacionados à sinalização de deslocamentos de início de transmissão para transmissões de enlace ascendente em um espectro de frequência compartilhado por múltiplas entidades operacionais de rede. um primeiro dispositivo de comunicação sem fio comunica com um segundo dispositivo de comunicação sem fio uma configuração de comprimento de extensão de prefixo cíclico (cp) para fornecer uma duração de intervalo para um ouvir antes de falar (lbt) associado a um primeiro sinal de comunicação. o primeiro dispositivo de comunicação sem fio comunica, com o segundo dispositivo de comunicação sem fio, o primeiro sinal de comunicação incluindo uma extensão de cp que tem um comprimento com base na configuração de comprimento de extensão de cp.
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
IN201941011710 | 2019-03-26 | ||
US16/804,971 US11032812B2 (en) | 2019-03-26 | 2020-02-28 | Starting offset for new radio-unlicensed (NR-U) uplink transmission |
PCT/US2020/020613 WO2020197710A1 (en) | 2019-03-26 | 2020-03-02 | Starting offset for new radio-unlicensed (nr-u) uplink transmission |
Publications (1)
Publication Number | Publication Date |
---|---|
BR112021018092A2 true BR112021018092A2 (pt) | 2021-11-23 |
Family
ID=72605052
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
BR112021018092A BR112021018092A2 (pt) | 2019-03-26 | 2020-03-02 | Deslocamento inicial para transmissão de enlace ascendente não licenciada por novo rádio (nr-u) |
Country Status (7)
Country | Link |
---|---|
US (2) | US11032812B2 (pt) |
EP (1) | EP3949302A1 (pt) |
KR (1) | KR20210144712A (pt) |
CN (1) | CN113615138B (pt) |
BR (1) | BR112021018092A2 (pt) |
SG (1) | SG11202109214QA (pt) |
WO (1) | WO2020197710A1 (pt) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3352522B1 (en) * | 2015-09-17 | 2023-11-01 | LG Electronics Inc. | Method and device for performing lbt process on multiple carriers in wireless access system supporting unlicensed band |
US11032812B2 (en) | 2019-03-26 | 2021-06-08 | Qualcomm Incorporated | Starting offset for new radio-unlicensed (NR-U) uplink transmission |
US20220210828A1 (en) * | 2019-04-10 | 2022-06-30 | Ntt Docomo, Inc. | User terminal, radio communication method, and base station |
US20220330338A1 (en) * | 2019-06-28 | 2022-10-13 | Telefonaktiebolaget Lm Ericsson (Publ) | Signalling Channel Access Parameters for Uplink Transmissions |
CN114080854B (zh) * | 2019-07-08 | 2024-01-02 | 苹果公司 | 在未许可频谱上操作的nr***的fbe框架 |
US20220346144A1 (en) * | 2019-10-02 | 2022-10-27 | Ntt Docomo, Inc. | Terminal and communication method |
KR20230117469A (ko) * | 2019-11-07 | 2023-08-08 | 애플 인크. | 무선 통신에서의 채널 액세스 메커니즘들 |
US11784861B2 (en) * | 2020-02-13 | 2023-10-10 | Intel Corporation | Channel access related enhancements to New Radio Unlicensed (NR-U) |
US11910433B2 (en) * | 2020-02-13 | 2024-02-20 | Intel Corporation | Physical uplink shared channel (PUSCH) transmission scheduling for new radio (NR) |
WO2021189340A1 (en) | 2020-03-26 | 2021-09-30 | Qualcomm Incorporated | Continuous transmission for new radio-unlicensed (nr-u) uplink |
US11582796B2 (en) * | 2020-05-15 | 2023-02-14 | Qualcomm Incorporated | Listen-before-talk (LBT) failure detection in dormant cell and outside discontinuous reception (DRX) active time |
EP3944547A1 (en) * | 2020-07-24 | 2022-01-26 | Nokia Technologies Oy | Determining cyclic prefix (cp) extension and listen before talk (lbt) type for uplink transmissions |
CN116349319A (zh) * | 2022-01-11 | 2023-06-27 | 深圳传音控股股份有限公司 | 通信方法、通信设备以及存储介质 |
US20230319872A1 (en) * | 2022-03-21 | 2023-10-05 | Qualcomm Incorporated | Reservation of cyclic prefix (cp) extension (cpe) based channel access in sidelink unlicensed |
WO2023205613A1 (en) * | 2022-04-18 | 2023-10-26 | Intel Corporation | Resource selection, listen-before talk procedures, and mapping of priority and quality of service information for sidelink communication |
CN115066011B (zh) * | 2022-08-18 | 2022-11-22 | 广州世炬网络科技有限公司 | 小区管理终端的方法及*** |
Family Cites Families (26)
Publication number | Priority date | Publication date | Assignee | Title |
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JP6298904B2 (ja) * | 2015-01-30 | 2018-03-20 | 京セラ株式会社 | ユーザ端末、方法、及び移動通信システム |
EP4221115A1 (en) * | 2016-01-27 | 2023-08-02 | Ntt Docomo, Inc. | User terminal, radio base station, and radio communication method |
US10411928B2 (en) * | 2016-02-23 | 2019-09-10 | Qualcomm Incorporated | Dynamic cyclic prefix (CP) length |
WO2017155305A1 (ko) * | 2016-03-08 | 2017-09-14 | 엘지전자 주식회사 | 비면허 대역을 지원하는 무선 통신 시스템에서 상향링크 신호를 송수신하는 방법 및 이를 지원하는 장치 |
US10200992B2 (en) | 2016-05-06 | 2019-02-05 | Comcast Cable Communications, Llc | Uplink signal starting position in a wireless device and wireless network |
JP2019169748A (ja) | 2016-08-09 | 2019-10-03 | シャープ株式会社 | 端末装置、基地局装置、通信方法、および、集積回路 |
KR102423374B1 (ko) | 2017-09-14 | 2022-07-21 | 삼성전자주식회사 | 무선 통신 시스템에서 예약 신호를 송신하기 위한 장치 및 방법 |
US10893543B2 (en) * | 2017-10-30 | 2021-01-12 | Samsung Electronics Co., Ltd. | Method and apparatus for random access design of NR unlicensed |
US11457472B2 (en) * | 2017-12-18 | 2022-09-27 | Samsung Electronics Co., Ltd. | Method and apparatus for initial access block on stand-alone NR unlicensed spectrum |
US11659592B2 (en) * | 2018-01-19 | 2023-05-23 | Apple Inc. | Contention window adjustment mechanisms for FELAA systems |
US10873423B2 (en) * | 2018-02-15 | 2020-12-22 | Huawei Technologies Co., Ltd. | Systems and methods for allocation of uplink control channel resources in unlicensed spectrum |
CN110417521B (zh) * | 2018-04-28 | 2022-01-11 | 华为技术有限公司 | 异步上行传输的方法、设备和存储介质 |
US10841950B2 (en) * | 2018-05-21 | 2020-11-17 | Qualcomm Incorporated | Listen before talk techniques in shared millimeter wave radio frequency spectrum |
KR20210029278A (ko) | 2018-07-30 | 2021-03-15 | 삼성전자주식회사 | Nr 비면허의 프레임 기반 장비 동작을 위한 방법 및 장치 |
US11140708B2 (en) * | 2018-07-30 | 2021-10-05 | Samsung Electronics Co., Ltd. | Method and apparatus for frame based equipment operation of NR unlicensed |
US11160108B2 (en) * | 2018-09-21 | 2021-10-26 | Ofinno, Llc | Channel access for unlicensed carriers in a radio system |
US10999846B2 (en) * | 2018-09-28 | 2021-05-04 | Nokia Technologies Oy | Resource allocation in random access procedure |
US11632801B2 (en) * | 2018-10-03 | 2023-04-18 | Qualcomm Incorporated | Message 1 of a two-step random access procedure |
US11330638B2 (en) * | 2018-11-01 | 2022-05-10 | Beijing Xiaomi Mobile Software Co., Ltd. | Frame structure and channel access in a radio system |
US11706800B2 (en) * | 2018-12-21 | 2023-07-18 | Qualcomm Incorporated | Category-2 listen-before-talk (LBT) options for new radio-unlicensed (NR-U) |
US11722351B2 (en) * | 2019-01-17 | 2023-08-08 | Qualcomm Incorporated | Interference mitigation for full-duplex communication |
TWI740362B (zh) * | 2019-01-24 | 2021-09-21 | 聯發科技股份有限公司 | 上行鏈路傳輸之通道存取過程之方法、裝置及存儲介質 |
US20220132573A1 (en) * | 2019-02-13 | 2022-04-28 | Mediatek Singapore Pte. Ltd. | Channel access priority class for signaling radio bearers in new radio unlicensed |
US11582077B2 (en) * | 2019-02-25 | 2023-02-14 | Huawei Technologies Co., Ltd. | Systems and methods for transmission of uplink control information over multiple carriers in unlicensed spectrum |
US11121891B2 (en) * | 2019-02-28 | 2021-09-14 | Electronics And Telecommunications Research Institute | Method and apparatus for transmitting sounding reference signal |
US11032812B2 (en) | 2019-03-26 | 2021-06-08 | Qualcomm Incorporated | Starting offset for new radio-unlicensed (NR-U) uplink transmission |
-
2020
- 2020-02-28 US US16/804,971 patent/US11032812B2/en active Active
- 2020-03-02 BR BR112021018092A patent/BR112021018092A2/pt unknown
- 2020-03-02 KR KR1020217030178A patent/KR20210144712A/ko unknown
- 2020-03-02 CN CN202080020308.6A patent/CN113615138B/zh active Active
- 2020-03-02 SG SG11202109214Q patent/SG11202109214QA/en unknown
- 2020-03-02 EP EP20715589.6A patent/EP3949302A1/en active Pending
- 2020-03-02 WO PCT/US2020/020613 patent/WO2020197710A1/en unknown
-
2021
- 2021-05-14 US US17/302,916 patent/US11743911B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
CN113615138B (zh) | 2023-12-05 |
CN113615138A (zh) | 2021-11-05 |
KR20210144712A (ko) | 2021-11-30 |
US11743911B2 (en) | 2023-08-29 |
US11032812B2 (en) | 2021-06-08 |
SG11202109214QA (en) | 2021-10-28 |
US20200313946A1 (en) | 2020-10-01 |
US20210266882A1 (en) | 2021-08-26 |
EP3949302A1 (en) | 2022-02-09 |
WO2020197710A1 (en) | 2020-10-01 |
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