CN101330375B - 传输网元时钟选择方法及倒换方法 - Google Patents
传输网元时钟选择方法及倒换方法 Download PDFInfo
- Publication number
- CN101330375B CN101330375B CN2008100983515A CN200810098351A CN101330375B CN 101330375 B CN101330375 B CN 101330375B CN 2008100983515 A CN2008100983515 A CN 2008100983515A CN 200810098351 A CN200810098351 A CN 200810098351A CN 101330375 B CN101330375 B CN 101330375B
- Authority
- CN
- China
- Prior art keywords
- clock
- input
- network element
- phase
- locked loop
- 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.)
- Expired - Fee Related
Links
- 230000005540 biological transmission Effects 0.000 title claims abstract description 75
- 238000000034 method Methods 0.000 title claims abstract description 34
- 238000000605 extraction Methods 0.000 claims description 30
- 230000008676 import Effects 0.000 claims description 15
- 238000010187 selection method Methods 0.000 claims description 11
- 238000004891 communication Methods 0.000 abstract description 9
- 230000010355 oscillation Effects 0.000 abstract 4
- 230000008569 process Effects 0.000 description 8
- 238000010586 diagram Methods 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000284 extract Substances 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002950 deficient Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
Images
Landscapes
- Synchronisation In Digital Transmission Systems (AREA)
Abstract
Description
Claims (5)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100983515A CN101330375B (zh) | 2008-05-30 | 2008-05-30 | 传输网元时钟选择方法及倒换方法 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2008100983515A CN101330375B (zh) | 2008-05-30 | 2008-05-30 | 传输网元时钟选择方法及倒换方法 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101330375A CN101330375A (zh) | 2008-12-24 |
CN101330375B true CN101330375B (zh) | 2012-07-04 |
Family
ID=40205987
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2008100983515A Expired - Fee Related CN101330375B (zh) | 2008-05-30 | 2008-05-30 | 传输网元时钟选择方法及倒换方法 |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101330375B (zh) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103248445B (zh) * | 2012-02-09 | 2018-01-05 | 中兴通讯股份有限公司 | 一种时钟同步方法和装置 |
CN102946291A (zh) * | 2012-11-12 | 2013-02-27 | 华为技术有限公司 | 一种时钟保持方法及时钟设备 |
CN104238413B (zh) * | 2014-09-05 | 2017-02-01 | 四川和芯微电子股份有限公司 | Soc系统芯片外部晶振判断电路 |
CN110519026A (zh) * | 2019-08-30 | 2019-11-29 | 南京图格医疗科技有限公司 | 一种基于fpga的时钟管理的冗余系统及方法 |
-
2008
- 2008-05-30 CN CN2008100983515A patent/CN101330375B/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
CN101330375A (zh) | 2008-12-24 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN101753244B (zh) | 一种rru环形组网中的业务传输方法及系统 | |
US7200153B2 (en) | Method and apparatus for autosensing LAN vs WAN to determine port type | |
US6714563B1 (en) | Network clock synchronization scheme | |
US5577075A (en) | Distributed clocking system | |
CN101771591B (zh) | 一种rru与bbu环形组网下的业务传输方法及系统 | |
CN101217424B (zh) | 聚合链路故障的检测方法和装置 | |
US9215092B2 (en) | Clock selection for synchronous Ethernet | |
CN101330375B (zh) | 传输网元时钟选择方法及倒换方法 | |
CN102714590A (zh) | 用于在不使业务中断的情况下切换1000base-t链路中的主装置/从装置计时的方法 | |
US20080205568A1 (en) | Dsrc communication circuit and dsrc communication method | |
CN109450707B (zh) | 一种数据传输方法、装置、网关设备及可读存储介质 | |
CN112218321B (zh) | 主备链路切换方法、装置、通信设备和存储介质 | |
CN101562480A (zh) | 一种光接入网络、光线路终端的备份方法、系统及设备 | |
CN104427012B (zh) | 端口协商方法和设备 | |
EP2141837B1 (en) | Active/standby switchover method and device of asynchronous backplane in transport network | |
CN103297216A (zh) | 一种设备实现同步的方法和装置 | |
US8724518B2 (en) | Communication system, node, terminal, program and communication method | |
CN101719837A (zh) | 时钟板、适用于服务器的网络系统及时钟倒换方法 | |
CN110557268B (zh) | 对以太网帧的发送进行控制的方法和装置 | |
CN101951680A (zh) | 链路保护方法及其装置 | |
CN102316576A (zh) | 一种无线基站时钟同步方法、系统、基带框和交换框 | |
CN100515138C (zh) | 无线网络及基站的传输控制方法 | |
CN103716106A (zh) | 时钟同步方法、系统及设备 | |
CN102209037A (zh) | 媒体访问控制地址的切换方法、网络设备和用户设备 | |
CN100349469C (zh) | 自动选择同步时钟脉冲源的isdn专用小型交换机 |
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 | ||
TR01 | Transfer of patent right |
Effective date of registration: 20201218 Address after: 256500 Industrial Park, zhaihao village, Hubin Town, Boxing County, Binzhou City, Shandong Province Patentee after: SHANDONG CHENGDA NEW ENERGY TECHNOLOGY Co.,Ltd. Address before: 518057 Zhongxing building, science and technology south road, Nanshan District hi tech Industrial Park, Guangdong, Shenzhen Patentee before: ZTE Corp. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20220222 Address after: No. 166, chemical engineering road, economic development zone, Boxing County, Binzhou City, Shandong Province Patentee after: Shandong Xing'an Intelligent Technology Co.,Ltd. Address before: 256500 Industrial Park, zhaihao village, Hubin Town, Boxing County, Binzhou City, Shandong Province Patentee before: SHANDONG CHENGDA NEW ENERGY TECHNOLOGY Co.,Ltd. |
|
TR01 | Transfer of patent right | ||
TR01 | Transfer of patent right |
Effective date of registration: 20230111 Address after: Room 430-3, Urban Empowerment Center, 817 Bingsheng Road, Guangrao Economic Development Zone, Guangrao County, Dongying City, Shandong Province, 257000 Patentee after: Shandong Guangkai Anyuan Technology Service Co.,Ltd. Address before: No. 166, chemical engineering road, economic development zone, Boxing County, Binzhou City, Shandong Province Patentee before: Shandong Xing'an Intelligent Technology Co.,Ltd. |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120704 |