CN102545888B - Synchronization device and method of direct-current transmission control protection system based on TDM (time division modulation) - Google Patents
Synchronization device and method of direct-current transmission control protection system based on TDM (time division modulation) Download PDFInfo
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- CN102545888B CN102545888B CN201110423498.9A CN201110423498A CN102545888B CN 102545888 B CN102545888 B CN 102545888B CN 201110423498 A CN201110423498 A CN 201110423498A CN 102545888 B CN102545888 B CN 102545888B
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CN201110423498.9A CN102545888B (en) | 2011-12-16 | 2011-12-16 | Synchronization device and method of direct-current transmission control protection system based on TDM (time division modulation) |
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CN201110423498.9A CN102545888B (en) | 2011-12-16 | 2011-12-16 | Synchronization device and method of direct-current transmission control protection system based on TDM (time division modulation) |
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CN102545888A CN102545888A (en) | 2012-07-04 |
CN102545888B true CN102545888B (en) | 2014-04-09 |
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CN201110423498.9A Expired - Fee Related CN102545888B (en) | 2011-12-16 | 2011-12-16 | Synchronization device and method of direct-current transmission control protection system based on TDM (time division modulation) |
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Families Citing this family (1)
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CN107995082B (en) * | 2017-12-11 | 2020-12-08 | 迈普通信技术股份有限公司 | Service card management method, master control card and distributed gateway |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1551556A (en) * | 2003-03-07 | 2004-12-01 | 卓联半导体有限公司 | Clock synchronisation over a packet network |
CN101330374A (en) * | 2007-06-18 | 2008-12-24 | 大唐移动通信设备有限公司 | Method and system for synchronizing clock of transmission network as well as subordinate clock side entity |
CN101895793A (en) * | 2009-05-22 | 2010-11-24 | 华为技术有限公司 | Packet-switching network and TDM (Time Division Multiplexer) network interworking service protection method as well as network equipment |
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US20060250939A1 (en) * | 2005-03-28 | 2006-11-09 | Wang Michael M | Optimal timing and frequency acquisition for OFDM systems |
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Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1551556A (en) * | 2003-03-07 | 2004-12-01 | 卓联半导体有限公司 | Clock synchronisation over a packet network |
CN101330374A (en) * | 2007-06-18 | 2008-12-24 | 大唐移动通信设备有限公司 | Method and system for synchronizing clock of transmission network as well as subordinate clock side entity |
CN101895793A (en) * | 2009-05-22 | 2010-11-24 | 华为技术有限公司 | Packet-switching network and TDM (Time Division Multiplexer) network interworking service protection method as well as network equipment |
Non-Patent Citations (2)
Title |
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TDM总线在高压直流输电中的应用;蒋大海等;《电力***保护与控制》;20101201;第38卷(第23期);第238-240页 * |
蒋大海等.TDM总线在高压直流输电中的应用.《电力***保护与控制》.2010,第38卷(第23期),第238-240页. |
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Owner name: XUJI ELECTRIC CO., LTD. ELECTRIC POWER RESEARCH IN Free format text: FORMER OWNER: XUJI ELECTRIC CO., LTD. Effective date: 20141201 |
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Effective date of registration: 20141201 Address after: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Patentee after: XJ Group Corp. Patentee after: XJ ELECTRIC Co.,Ltd. Patentee after: STATE GRID HENAN ELECTRIC POWER CORPORATION ELECTRIC POWER SCIENCE Research Institute Address before: No. 1298 Xuchang City, Henan province 461000 XJ Avenue Patentee before: XJ Group Corp. Patentee before: XJ ELECTRIC Co.,Ltd. |
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Granted publication date: 20140409 Termination date: 20211216 |