CN1533203A - 一种用于检测多用户终端随机接入冲突的方法 - Google Patents
一种用于检测多用户终端随机接入冲突的方法 Download PDFInfo
- Publication number
- CN1533203A CN1533203A CNA031191894A CN03119189A CN1533203A CN 1533203 A CN1533203 A CN 1533203A CN A031191894 A CNA031191894 A CN A031191894A CN 03119189 A CN03119189 A CN 03119189A CN 1533203 A CN1533203 A CN 1533203A
- Authority
- CN
- China
- Prior art keywords
- window
- correlation peak
- sequence code
- random sequence
- correlated results
- 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.)
- Granted
Links
- 238000000034 method Methods 0.000 title claims abstract description 39
- 230000002596 correlated effect Effects 0.000 claims description 51
- 238000004088 simulation Methods 0.000 claims description 13
- 230000000875 corresponding effect Effects 0.000 claims description 12
- 238000010295 mobile communication Methods 0.000 claims description 8
- 238000001914 filtration Methods 0.000 claims description 5
- 230000001427 coherent effect Effects 0.000 abstract 2
- 108010076504 Protein Sorting Signals Proteins 0.000 abstract 1
- 238000001514 detection method Methods 0.000 description 11
- 230000001360 synchronised effect Effects 0.000 description 6
- 238000006243 chemical reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004891 communication Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
Images
Classifications
-
- 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
- H04W74/0841—Random access procedures, e.g. with 4-step access with collision treatment
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Mobile Radio Communication Systems (AREA)
Abstract
Description
Claims (10)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03119189 CN1275489C (zh) | 2003-03-18 | 2003-03-18 | 一种用于检测多用户终端随机接入冲突的方法 |
PCT/CN2004/000219 WO2004084565A1 (fr) | 2003-03-18 | 2004-03-18 | Procede de detection de collision d'acces aleatoire sur equipement multi-utilisateur |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 03119189 CN1275489C (zh) | 2003-03-18 | 2003-03-18 | 一种用于检测多用户终端随机接入冲突的方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1533203A true CN1533203A (zh) | 2004-09-29 |
CN1275489C CN1275489C (zh) | 2006-09-13 |
Family
ID=32997029
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN 03119189 Expired - Lifetime CN1275489C (zh) | 2003-03-18 | 2003-03-18 | 一种用于检测多用户终端随机接入冲突的方法 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN1275489C (zh) |
WO (1) | WO2004084565A1 (zh) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2007134546A1 (fr) * | 2006-05-24 | 2007-11-29 | Huawei Technologies Co., Ltd. | Procédé et système d'accès à un terminal |
CN100401660C (zh) * | 2005-11-29 | 2008-07-09 | 中兴通讯股份有限公司 | 一种用户终端随机接入的检测方法 |
CN101141142B (zh) * | 2007-08-09 | 2010-12-29 | 中兴通讯股份有限公司 | 减少上行同步检测漏检的方法 |
CN101248593B (zh) * | 2005-12-05 | 2011-11-23 | 中兴通讯股份有限公司 | 一种提高用户接入率的随机接入检测冲突后处理的方法 |
WO2012013083A1 (zh) * | 2010-07-26 | 2012-02-02 | 中兴通讯股份有限公司 | 一种防止随机接入冲突的基站及方法 |
CN101174884B (zh) * | 2006-11-02 | 2012-03-14 | 中兴通讯股份有限公司 | 时分同步码分多址接入系统的随机接入方法 |
WO2015010631A1 (zh) * | 2013-07-24 | 2015-01-29 | 华为技术有限公司 | 随机接入方法及装置 |
CN110139392A (zh) * | 2019-05-06 | 2019-08-16 | 安徽继远软件有限公司 | Lte电力无线专网随机接入信道多重冲突检测方法 |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20080298436A1 (en) * | 2007-05-28 | 2008-12-04 | Telefonaktiebolaget L M Ericsson (Publ) | Random Access Collision Detection |
CN111371718B (zh) * | 2018-12-26 | 2022-10-14 | 深圳市力合微电子股份有限公司 | 一种无线通信系统的非循环前导信号生成方法 |
Family Cites Families (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ZA931077B (en) * | 1992-03-05 | 1994-01-04 | Qualcomm Inc | Apparatus and method for reducing message collision between mobile stations simultaneously accessing a base station in a cdma cellular communications system |
GB9914926D0 (en) * | 1999-06-26 | 1999-08-25 | Koninkl Philips Electronics Nv | Radio communication system |
-
2003
- 2003-03-18 CN CN 03119189 patent/CN1275489C/zh not_active Expired - Lifetime
-
2004
- 2004-03-18 WO PCT/CN2004/000219 patent/WO2004084565A1/zh active Application Filing
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN100401660C (zh) * | 2005-11-29 | 2008-07-09 | 中兴通讯股份有限公司 | 一种用户终端随机接入的检测方法 |
CN101248593B (zh) * | 2005-12-05 | 2011-11-23 | 中兴通讯股份有限公司 | 一种提高用户接入率的随机接入检测冲突后处理的方法 |
WO2007134546A1 (fr) * | 2006-05-24 | 2007-11-29 | Huawei Technologies Co., Ltd. | Procédé et système d'accès à un terminal |
US8229474B2 (en) | 2006-05-24 | 2012-07-24 | Huawei Technologies Co., Ltd. | Method and system for terminal access |
CN101174884B (zh) * | 2006-11-02 | 2012-03-14 | 中兴通讯股份有限公司 | 时分同步码分多址接入系统的随机接入方法 |
CN101141142B (zh) * | 2007-08-09 | 2010-12-29 | 中兴通讯股份有限公司 | 减少上行同步检测漏检的方法 |
WO2012013083A1 (zh) * | 2010-07-26 | 2012-02-02 | 中兴通讯股份有限公司 | 一种防止随机接入冲突的基站及方法 |
WO2015010631A1 (zh) * | 2013-07-24 | 2015-01-29 | 华为技术有限公司 | 随机接入方法及装置 |
CN104349492A (zh) * | 2013-07-24 | 2015-02-11 | 华为技术有限公司 | 随机接入方法及装置 |
CN104349492B (zh) * | 2013-07-24 | 2018-03-09 | 华为技术有限公司 | 随机接入方法及装置 |
CN110139392A (zh) * | 2019-05-06 | 2019-08-16 | 安徽继远软件有限公司 | Lte电力无线专网随机接入信道多重冲突检测方法 |
CN110139392B (zh) * | 2019-05-06 | 2022-11-25 | 安徽继远软件有限公司 | Lte电力无线专网随机接入信道多重冲突检测方法 |
Also Published As
Publication number | Publication date |
---|---|
WO2004084565A1 (fr) | 2004-09-30 |
CN1275489C (zh) | 2006-09-13 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN1275485C (zh) | 一种用于检测用户终端随机接入的方法 | |
CN1116382A (zh) | 对码分多重访问和直接扩展频谱系统能连续作出决定的双停止最大似然探测系统 | |
CN1190908C (zh) | 异步码分多址通信系统 | |
CN1157006C (zh) | 码分多址移动通信设备及为此使用的基站检测方法 | |
CN1275489C (zh) | 一种用于检测多用户终端随机接入冲突的方法 | |
CN1794850A (zh) | 用于在无线通信系统中蜂窝搜索的方法和设备 | |
CN1783863A (zh) | 用于估计帧的开始的设备和方法 | |
CN1430367A (zh) | Cdma移动通信系统中可视与非可视信道的识别方法 | |
CN1617473A (zh) | 在支持p2p模式的通信体系中用于消除p2p干扰的方法和装置 | |
CN1659795A (zh) | 用于改进小区检测的方法和设备 | |
CN1168249C (zh) | 一种自适应门限伪随机码捕获与证实方法 | |
CN1870466A (zh) | 一种确定时分同步码分多址系统用户信道冲激响应的方法 | |
CN104735750A (zh) | 一种小区搜索方法和终端 | |
CN1539210A (zh) | Cdma系统中门控导频的捕获 | |
CN1254125C (zh) | 异步移动通信系统中的小区搜索装置和方法 | |
CN101076002A (zh) | 循环前缀长度信息的获取方法及装置 | |
CN1595834A (zh) | 码分多址移动通信系统中的初始同步方法和装置 | |
CN1588834A (zh) | 一种频偏估计装置和方法 | |
CN1104783C (zh) | 一种直序扩频系统中的伪随机序列同步方法 | |
CN1391408A (zh) | 移动通信同步系统的同步码选择方法 | |
CN1529525A (zh) | 一种信道轮廓窗确定帧同步的检测装置及方法 | |
CN1295938C (zh) | 一种检测信道中的扩频码的方法 | |
CN1642057A (zh) | 码分多址通信系统小区搜索中的初始同步方法 | |
CN1744466A (zh) | 同步码分多址系统中提高同步检测性能的方法与装置 | |
CN1159875C (zh) | 宽带码分多址系统中物理公共分组信道信号的解调方法及装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
PE01 | Entry into force of the registration of the contract for pledge of patent right |
Effective date of registration: 20070510 Pledge (preservation): Pledge |
|
PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20100413 Granted publication date: 20060913 Pledgee: CHINA DEVELOPMENT BANK Pledgor: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd.|SHANGHAI DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd.|CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Registration number: 2007110000354 |
|
ASS | Succession or assignment of patent right |
Owner name: INST OF TELECOMMUNICATION SCIENCE AND TECHNOLGOY Free format text: FORMER OWNER: DATANG MOBILE COMMUNICATION EQUIPMENT CO., LTD. Effective date: 20110505 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20110505 Address after: 100083 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100083 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. |
|
CP01 | Change in the name or title of a patent holder |
Address after: 100083 No. 40, Haidian District, Beijing, Xueyuan Road Patentee after: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY Address before: 100083 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
|
CP01 | Change in the name or title of a patent holder | ||
TR01 | Transfer of patent right |
Effective date of registration: 20210607 Address after: 100085 1st floor, building 1, yard 5, Shangdi East Road, Haidian District, Beijing Patentee after: DATANG MOBILE COMMUNICATIONS EQUIPMENT Co.,Ltd. Address before: 100083 No. 40, Haidian District, Beijing, Xueyuan Road Patentee before: CHINA ACADEMY OF TELECOMMUNICATIONS TECHNOLOGY |
|
TR01 | Transfer of patent right | ||
CX01 | Expiry of patent term |
Granted publication date: 20060913 |
|
CX01 | Expiry of patent term |