CN112740810A - 检测信道、发送信息的方法和设备 - Google Patents
检测信道、发送信息的方法和设备 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
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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
- H04L1/1832—Details of sliding window management
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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
- H04L1/1607—Details of the supervisory signal
- H04L1/1614—Details of the supervisory signal using bitmaps
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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
- H04L1/1867—Arrangements specially adapted for the transmitter end
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- 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
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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
- H04W74/0808—Non-scheduled access, e.g. ALOHA using carrier sensing, e.g. carrier sense multiple access [CSMA]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
提供了一种检测信道、发送信息的方法和设备。所述检测信道的方法包括：发送设备根据第一信息确定用于信道检测的CWS，其中，所述第一信息包括所述发送设备在非授权载波上发送的参考物理信道对应的反馈信息，所述反馈信息包括传TB‑HARQ信息和CBG‑HARQ信息中的至少一种；所述发送设备根据所述CWS，对所述非授权载波进行信道检测。本申请实施例中，所述发送设备在非授权载波上发送的参考物理信道对应的HARQ‑ACK反馈可以通过CBG反馈的方式进行反馈，并且，所述发送设备能够基于PDSCH的TB‑HARQ信息和CBG‑HARQ信息中的至少一种维护和调整CWS，进而能够有效提高维护和调整CWS的效率。
Description
PCT国内申请，说明书已公开。
Claims (50)
- PCT国内申请，权利要求书已公开。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111495290.8A CN114124312B (zh) | 2018-09-27 | 2018-09-27 | 检测信道、发送信息的方法和设备 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| PCT/CN2018/108095 WO2020061948A1 (zh) | 2018-09-27 | 2018-09-27 | 检测信道、发送信息的方法和设备 |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111495290.8A Division CN114124312B (zh) | 2018-09-27 | 2018-09-27 | 检测信道、发送信息的方法和设备 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112740810A true CN112740810A (zh) | 2021-04-30 |
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ID=69950876
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111495290.8A Active CN114124312B (zh) | 2018-09-27 | 2018-09-27 | 检测信道、发送信息的方法和设备 |
| CN201880097713.0A Pending CN112740810A (zh) | 2018-09-27 | 2018-09-27 | 检测信道、发送信息的方法和设备 |
Family Applications Before (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111495290.8A Active CN114124312B (zh) | 2018-09-27 | 2018-09-27 | 检测信道、发送信息的方法和设备 |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US11956815B2 (zh) |
| EP (1) | EP3860294B1 (zh) |
| CN (2) | CN114124312B (zh) |
| WO (1) | WO2020061948A1 (zh) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108966359B (zh) * | 2017-05-26 | 2021-07-20 | 华为技术有限公司 | 一种发送数据的方法和通信设备 |
| US11272539B2 (en) | 2018-08-09 | 2022-03-08 | Ofinno, Llc | Channel access and bandwidth part switching |
| US11272540B2 (en) | 2018-08-09 | 2022-03-08 | Ofinno, Llc | Channel access and uplink switching |
| WO2020145784A1 (ko) * | 2019-01-11 | 2020-07-16 | 엘지전자 주식회사 | 비면허 대역에서 장치의 채널 접속 절차 |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8923880B2 (en) | 2012-09-28 | 2014-12-30 | Intel Corporation | Selective joinder of user equipment with wireless cell |
| KR102059000B1 (ko) * | 2015-05-12 | 2019-12-24 | 엘지전자 주식회사 | 비면허 대역을 지원하는 무선접속시스템에서 경쟁 윈도우 크기를 조정하는 방법 및 이를 지원하는 장치 |
| US10212738B2 (en) * | 2015-05-12 | 2019-02-19 | Lg Electronics Inc. | Method for adjusting contention window size on basis of HARQ-ACK information in wireless access system supporting unlicensed band, and device for supporting same |
| WO2017069798A1 (en) * | 2015-10-20 | 2017-04-27 | Intel IP Corporation | Contention window size adaptation |
| CN107027123A (zh) * | 2016-02-02 | 2017-08-08 | 索尼公司 | 用于无线通信系统的装置和方法、频谱管理装置 |
| CN112534941B (zh) * | 2018-08-07 | 2024-09-06 | 苹果公司 | 用于在非授权频带上操作的nr系统的竞争窗口大小更新 |
| US20200100284A1 (en) * | 2018-09-24 | 2020-03-26 | Samsung Electronics Co., Ltd. | Method and apparatus for contention window size adaptation of nr unlicensed |
-
2018
- 2018-09-27 WO PCT/CN2018/108095 patent/WO2020061948A1/zh unknown
- 2018-09-27 CN CN202111495290.8A patent/CN114124312B/zh active Active
- 2018-09-27 EP EP18935593.6A patent/EP3860294B1/en active Active
- 2018-09-27 CN CN201880097713.0A patent/CN112740810A/zh active Pending
-
2021
- 2021-03-26 US US17/214,569 patent/US11956815B2/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| EP3860294B1 (en) | 2023-09-27 |
| CN114124312A (zh) | 2022-03-01 |
| WO2020061948A1 (zh) | 2020-04-02 |
| EP3860294A1 (en) | 2021-08-04 |
| EP3860294A4 (en) | 2021-10-13 |
| US11956815B2 (en) | 2024-04-09 |
| US20210219339A1 (en) | 2021-07-15 |
| CN114124312B (zh) | 2023-06-09 |
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