CN114868433A - 随机接入的方法和终端设备 - Google Patents
随机接入的方法和终端设备 Download PDFInfo
- Publication number
- CN114868433A CN114868433A CN201980103317.9A CN201980103317A CN114868433A CN 114868433 A CN114868433 A CN 114868433A CN 201980103317 A CN201980103317 A CN 201980103317A CN 114868433 A CN114868433 A CN 114868433A
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- CN
- China
- Prior art keywords
- ssb
- terminal device
- random access
- target
- information
- 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.)
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- 238000000034 method Methods 0.000 title claims abstract description 150
- 230000008569 process Effects 0.000 claims abstract description 37
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- 238000005259 measurement Methods 0.000 claims description 17
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- 238000004891 communication Methods 0.000 description 52
- 101100533725 Mus musculus Smr3a gene Proteins 0.000 description 16
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Images
Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/08—Non-scheduled access, e.g. ALOHA
- H04W74/0833—Random access procedures, e.g. with 4-step access
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/14—Relay systems
- H04B7/15—Active relay systems
- H04B7/185—Space-based or airborne stations; Stations for satellite systems
- H04B7/1851—Systems using a satellite or space-based relay
- H04B7/18513—Transmission in a satellite or space-based system
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- 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
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Astronomy & Astrophysics (AREA)
- Aviation & Aerospace Engineering (AREA)
- General Physics & Mathematics (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
提供了一种随机接入的方法和终端设备，能够在NTN系统中实现有效的随机接入。所述方法包括：终端设备根据第一信息，在多个时间提前量TA中确定目标TA，其中，所述第一信息与所述终端设备接收到的SSB相关联，和/或与所述终端设备所处的区域相关联；所述终端设备根据所述目标TA，向网络设备发送随机接入过程中的第一条消息。
Description
PCT国内申请，说明书已公开。
Claims (35)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2019/129343 WO2021128309A1 (zh) | 2019-12-27 | 2019-12-27 | 随机接入的方法和终端设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN114868433A true CN114868433A (zh) | 2022-08-05 |
Family
ID=76573537
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980103317.9A Pending CN114868433A (zh) | 2019-12-27 | 2019-12-27 | 随机接入的方法和终端设备 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20220330347A1 (zh) |
| EP (1) | EP4024971A4 (zh) |
| CN (1) | CN114868433A (zh) |
| WO (1) | WO2021128309A1 (zh) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024036428A1 (en) * | 2022-08-15 | 2024-02-22 | Qualcomm Incorporated | Resolving abnormal timing advance commands |
| WO2024103310A1 (zh) * | 2022-11-16 | 2024-05-23 | Oppo广东移动通信有限公司 | 无线通信的方法、终端设备和网络设备 |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR112021018872A2 (pt) * | 2019-03-27 | 2021-11-30 | Idac Holdings Inc | Método implementado em uma unidade de transmissão/recepção sem fio, e, aparelho |
| US20230068504A1 (en) * | 2021-09-02 | 2023-03-02 | Qualcomm Incorporated | Data collection reporting for non-terrestrial network cells |
| WO2024092513A1 (zh) * | 2022-11-01 | 2024-05-10 | 深圳传音控股股份有限公司 | 控制方法、通信设备及存储介质 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108337728B (zh) * | 2017-01-19 | 2022-03-18 | 中兴通讯股份有限公司 | 一种定时提前维护方法、装置及系统 |
| CN109495961B (zh) * | 2017-09-11 | 2020-11-10 | 电信科学技术研究院 | 一种时间提前量指示方法、基站、终端及装置 |
| CN109842932B (zh) * | 2017-11-24 | 2021-06-22 | 华为技术有限公司 | 获取时间提前量的方法与装置 |
| EP4329390A3 (en) * | 2018-04-03 | 2024-04-17 | InterDigital Patent Holdings, Inc. | Timing advance for non-terrestrial network communication |
| WO2019231305A1 (en) * | 2018-06-01 | 2019-12-05 | Samsung Electronics Co., Ltd. | Method and system for handling random access procedure in non-terrestrial communication system |
| CN109788548B (zh) * | 2019-02-19 | 2020-06-12 | 上海交通大学 | 时间提前补偿的卫星移动通信随机接入方法、系统及介质 |
| CN111093261A (zh) * | 2019-12-16 | 2020-05-01 | 中兴通讯股份有限公司 | 定时提前量的确定方法、装置、设备及介质 |
-
2019
- 2019-12-27 EP EP19957386.6A patent/EP4024971A4/en not_active Withdrawn
- 2019-12-27 CN CN201980103317.9A patent/CN114868433A/zh active Pending
- 2019-12-27 WO PCT/CN2019/129343 patent/WO2021128309A1/zh unknown
-
2022
- 2022-06-24 US US17/849,509 patent/US20220330347A1/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024036428A1 (en) * | 2022-08-15 | 2024-02-22 | Qualcomm Incorporated | Resolving abnormal timing advance commands |
| WO2024103310A1 (zh) * | 2022-11-16 | 2024-05-23 | Oppo广东移动通信有限公司 | 无线通信的方法、终端设备和网络设备 |
Also Published As
| Publication number | Publication date |
|---|---|
| EP4024971A4 (en) | 2022-09-07 |
| WO2021128309A1 (zh) | 2021-07-01 |
| US20220330347A1 (en) | 2022-10-13 |
| EP4024971A1 (en) | 2022-07-06 |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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