CN112514515A - 随机接入方法、终端设备和网络设备 - Google Patents
随机接入方法、终端设备和网络设备 Download PDFInfo
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- CN112514515A CN112514515A CN201980049627.7A CN201980049627A CN112514515A CN 112514515 A CN112514515 A CN 112514515A CN 201980049627 A CN201980049627 A CN 201980049627A CN 112514515 A CN112514515 A CN 112514515A
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- 238000000034 method Methods 0.000 title claims abstract description 187
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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
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1812—Hybrid protocols; Hybrid automatic repeat request [HARQ]
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L1/00—Arrangements for detecting or preventing errors in the information received
- H04L1/12—Arrangements for detecting or preventing errors in the information received by using return channel
- H04L1/16—Arrangements for detecting or preventing errors in the information received by using return channel in which the return channel carries supervisory signals, e.g. repetition request signals
- H04L1/18—Automatic repetition systems, e.g. Van Duuren systems
- H04L1/1829—Arrangements specially adapted for the receiver end
- H04L1/1864—ARQ related signaling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W72/00—Local resource management
- H04W72/12—Wireless traffic scheduling
- H04W72/1263—Mapping of traffic onto schedule, e.g. scheduled allocation or multiplexing of flows
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- 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
- H04W72/232—Control channels or signalling for resource management in the downlink direction of a wireless link, i.e. towards a terminal the control data signalling from the physical layer, e.g. DCI signalling
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/004—Transmission of channel access control information in the uplink, i.e. towards network
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/006—Transmission of channel access control information in the downlink, i.e. towards the terminal
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W74/00—Wireless channel access
- H04W74/002—Transmission of channel access control information
- H04W74/008—Transmission of channel access control information with additional processing of random access related information at receiving side
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
- Quality & Reliability (AREA)
Abstract
本申请实施例提供了一种随机接入方法、终端设备和网络设备，终端设备在随机接入过程中在MSG 1中发送前导序列和上行信息，以及在MSG 2中接收网络设备的随机接入响应，即可以采用两步随机接入过程实现随机接入，减少随机接入过程中的时延。该方法包括：终端设备在第一PRACH资源上发送第一前导序列和第一上行信息；该终端设备接收第一RA‑RNTI扰码的第一PDCCH，并根据该第一PDCCH的接收情况执行后续随机接入过程，其中，该第一RA‑RNTI是根据该第一PRACH资源得到的。
Description
PCT国内申请，说明书已公开。
Claims (46)
- PCT国内申请，权利要求书已公开。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810846902 | 2018-07-27 | ||
| CN2018108469025 | 2018-07-27 | ||
| PCT/CN2019/097929 WO2020020352A1 (zh) | 2018-07-27 | 2019-07-26 | 随机接入方法、终端设备和网络设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112514515A true CN112514515A (zh) | 2021-03-16 |
Family
ID=69181347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201980049627.7A Pending CN112514515A (zh) | 2018-07-27 | 2019-07-26 | 随机接入方法、终端设备和网络设备 |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20210136834A1 (zh) |
| EP (1) | EP3820233B1 (zh) |
| JP (1) | JP2022502877A (zh) |
| KR (1) | KR20210034009A (zh) |
| CN (1) | CN112514515A (zh) |
| AU (1) | AU2019311070A1 (zh) |
| WO (1) | WO2020020352A1 (zh) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113795054A (zh) * | 2019-07-19 | 2021-12-14 | Oppo广东移动通信有限公司 | 无线通信方法、终端设备和网络设备 |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115209562A (zh) * | 2016-03-02 | 2022-10-18 | 苹果公司 | 用于通信的装置、用户设备（ue）和由ue实施的方法 |
| CN108271275B (zh) * | 2017-01-04 | 2021-02-05 | 电信科学技术研究院 | 一种竞争随机接入的方法和装置 |
| CN108282901B (zh) * | 2017-01-06 | 2019-08-09 | 电信科学技术研究院 | 一种随机接入响应方法和装置 |
-
2019
- 2019-07-26 WO PCT/CN2019/097929 patent/WO2020020352A1/zh unknown
- 2019-07-26 JP JP2021502585A patent/JP2022502877A/ja not_active Withdrawn
- 2019-07-26 AU AU2019311070A patent/AU2019311070A1/en not_active Withdrawn
- 2019-07-26 KR KR1020217003584A patent/KR20210034009A/ko not_active Application Discontinuation
- 2019-07-26 CN CN201980049627.7A patent/CN112514515A/zh active Pending
- 2019-07-26 EP EP19839993.3A patent/EP3820233B1/en active Active
-
2021
- 2021-01-13 US US17/148,336 patent/US20210136834A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| JP2022502877A (ja) | 2022-01-11 |
| WO2020020352A1 (zh) | 2020-01-30 |
| EP3820233A4 (en) | 2021-09-08 |
| KR20210034009A (ko) | 2021-03-29 |
| AU2019311070A1 (en) | 2021-02-25 |
| EP3820233B1 (en) | 2022-04-06 |
| EP3820233A1 (en) | 2021-05-12 |
| US20210136834A1 (en) | 2021-05-06 |
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