CN113994759A - 随机接入的方法和装置 - Google Patents
随机接入的方法和装置 Download PDFInfo
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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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Abstract
本申请提供了一种随机接入的方法，包括：在第一随机接入过程中用于记录包含前导码的随机接入消息的传输次数的计数器的值达到N时终端设备仍未成功接入的情况下，所述终端设备从所述第一随机接入过程切换到第二随机接入过程，其中，所述计数器还用于对所述第二随机接入过程中包含前导码的随机接入消息的传输次数进行计数，其中，N为正整数。由于终端设备通过一个计数器记录两类随机接入消息的传输次数，与通过两个计数器分别两类随机接入消息的方案相比减少了终端设备维护的计数器的数量，降低了回退机制的复杂度。
Description
PCT国内申请，说明书已公开。
Claims (23)
- PCT国内申请，权利要求书已公开。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210428229.XA CN114928896B (zh) | 2019-09-12 | 2019-09-12 | 随机接入的方法和装置 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| PCT/CN2019/105575 WO2021046792A1 (zh) | 2019-09-12 | 2019-09-12 | 随机接入的方法和装置 |
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| CN202210428229.XA Division CN114928896B (zh) | 2019-09-12 | 2019-09-12 | 随机接入的方法和装置 |
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| CN113994759A true CN113994759A (zh) | 2022-01-28 |
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| CN202210428229.XA Active CN114928896B (zh) | 2019-09-12 | 2019-09-12 | 随机接入的方法和装置 |
| CN201980097262.5A Pending CN113994759A (zh) | 2019-09-12 | 2019-09-12 | 随机接入的方法和装置 |
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| CN202210428229.XA Active CN114928896B (zh) | 2019-09-12 | 2019-09-12 | 随机接入的方法和装置 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US20220117001A1 (zh) |
| EP (1) | EP3975653B1 (zh) |
| CN (2) | CN114928896B (zh) |
| WO (1) | WO2021046792A1 (zh) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117397351A (zh) * | 2023-07-21 | 2024-01-12 | 上海移远通信技术股份有限公司 | 用于无线通信的节点中的方法和装置 |
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| EP1897388A1 (en) * | 2005-06-29 | 2008-03-12 | Telefonaktiebolaget LM Ericsson (publ) | Evaluation of random access preamble codes |
| KR100949972B1 (ko) * | 2009-01-02 | 2010-03-29 | 엘지전자 주식회사 | 단말의 임의접속 수행 기법 |
| CN103238365A (zh) * | 2010-11-30 | 2013-08-07 | 富士通株式会社 | 无线通信终端、无线通信基站和它们的通信方法，以及实现该通信方法的程序和存储该程序的介质 |
| CN102984806A (zh) * | 2011-09-02 | 2013-03-20 | 普天信息技术研究院有限公司 | 一种随机接入过程中回退控制参数的设置和更新方法 |
| US20160309507A1 (en) * | 2015-04-14 | 2016-10-20 | Electronics And Telecommunications Research Institute | Method and apparatus for random access in machine type communication network |
| CN105848183B (zh) * | 2016-03-23 | 2019-08-06 | 武汉虹信通信技术有限责任公司 | 随机接入信道自优化方法、装置、***及基站 |
| KR102462404B1 (ko) * | 2016-10-07 | 2022-11-03 | 삼성전자 주식회사 | 향상된 경쟁 기반 랜덤 액세스 절차를 위한 방법 및 장치 |
| US10785801B2 (en) * | 2017-01-05 | 2020-09-22 | Telefonaktiebolaget Lm Ericsson (Publ) | Method and apparatus for random access in a wireless communication system |
| US20180323908A1 (en) * | 2017-05-05 | 2018-11-08 | Chie-Ming Chou | System information transmission method and wireless communication system |
| CN110710320B (zh) * | 2017-06-07 | 2023-11-03 | 三星电子株式会社 | 识别随机接入响应的***和方法 |
| CN109151902B (zh) * | 2017-06-16 | 2021-09-03 | 维沃移动通信有限公司 | 一种随机接入过程前导码重传计数的方法及终端 |
| US10555338B2 (en) * | 2017-08-11 | 2020-02-04 | Mediatek Inc. | NR-PRACH multiple Msg1 transmission |
| US11973559B2 (en) * | 2017-08-11 | 2024-04-30 | Sony Corporation | Retransmission of random access message based on control message from a base station |
| EP3666026B1 (en) * | 2017-08-11 | 2021-12-15 | Telefonaktiebolaget LM Ericsson (publ) | Technique for generating and/or managing rntis |
| US20190104553A1 (en) * | 2017-09-29 | 2019-04-04 | Media Tek Inc. | High Reliability and Early Data Transmission |
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| CN110662251B (zh) * | 2018-06-29 | 2023-11-07 | 夏普株式会社 | 由用户设备执行的方法以及用户设备 |
| WO2020009487A1 (en) * | 2018-07-05 | 2020-01-09 | Lg Electronics Inc. | Method and apparatus for performing random access procedure based on multiple identifiers in wireless communication system |
| CN113170507B (zh) * | 2018-09-26 | 2023-04-04 | 中兴通讯股份有限公司 | 用于随机接入程序的消息传递 |
| PL3905831T3 (pl) * | 2019-01-04 | 2023-05-22 | Beijing Xiaomi Mobile Software Co., Ltd. | Dwuetapowa procedura dostępu swobodnego w pasmach nielicencjonowanych |
| WO2020154992A1 (en) * | 2019-01-30 | 2020-08-06 | Qualcomm Incorporated | Random access procedure based on two-step random access channel procedure and four-step random access channel procedure |
| US20220124828A1 (en) * | 2019-02-01 | 2022-04-21 | Ntt Docomo, Inc. | User equipment and base station apparatus |
| US11064537B2 (en) * | 2019-02-01 | 2021-07-13 | Qualcomm Incorporated | Random access procedure fallback |
| US11432324B2 (en) * | 2019-02-08 | 2022-08-30 | Qualcomm Incorporated | Fallback procedures for two-step random access procedures |
| US20200288506A1 (en) * | 2019-02-15 | 2020-09-10 | Qualcomm Incorporated | Techniques for supporting co-existence between 2-step random access and 4-step random access |
| US11470649B2 (en) * | 2019-02-22 | 2022-10-11 | Qualcomm Incorporated | Transmission gap configuration for random access messages |
| WO2020218894A1 (en) * | 2019-04-24 | 2020-10-29 | Samsung Electronics Co., Ltd. | Method and apparatus for switching between 2 step and 4 step random access (ra) procedures and contention resolutions |
| CN114928872A (zh) * | 2019-04-30 | 2022-08-19 | 中兴通讯股份有限公司 | 增强型随机接入过程的***和方法 |
| WO2020243977A1 (en) * | 2019-06-07 | 2020-12-10 | Qualcomm Incorporated | Adaptive retransmission for a random access procedure |
| US20220272768A1 (en) * | 2019-08-02 | 2022-08-25 | Beijing Xiaomi Mobile Software Co., Ltd. | Method and device for sending random access message, and storage medium |
| CA3090242A1 (en) * | 2019-08-14 | 2021-02-14 | Comcast Cable Communications, Llc | Access procedure resource configuration |
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2019
- 2019-09-12 WO PCT/CN2019/105575 patent/WO2021046792A1/zh unknown
- 2019-09-12 CN CN202210428229.XA patent/CN114928896B/zh active Active
- 2019-09-12 CN CN201980097262.5A patent/CN113994759A/zh active Pending
- 2019-09-12 EP EP19945203.8A patent/EP3975653B1/en active Active
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2021
- 2021-12-21 US US17/558,471 patent/US20220117001A1/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117397351A (zh) * | 2023-07-21 | 2024-01-12 | 上海移远通信技术股份有限公司 | 用于无线通信的节点中的方法和装置 |
Also Published As
| Publication number | Publication date |
|---|---|
| US20220117001A1 (en) | 2022-04-14 |
| CN114928896B (zh) | 2023-11-10 |
| EP3975653A4 (en) | 2022-06-08 |
| WO2021046792A1 (zh) | 2021-03-18 |
| EP3975653A1 (en) | 2022-03-30 |
| EP3975653B1 (en) | 2023-10-25 |
| CN114928896A (zh) | 2022-08-19 |
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