CN101841746A - Wavelength division multiplexing passive optical network optical line terminal having shared protection function - Google Patents
Wavelength division multiplexing passive optical network optical line terminal having shared protection function Download PDFInfo
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- CN101841746A CN101841746A CN201010147391A CN201010147391A CN101841746A CN 101841746 A CN101841746 A CN 101841746A CN 201010147391 A CN201010147391 A CN 201010147391A CN 201010147391 A CN201010147391 A CN 201010147391A CN 101841746 A CN101841746 A CN 101841746A
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CN2010101473911A CN101841746B (en) | 2010-04-14 | 2010-04-14 | Wavelength division multiplexing passive optical network optical line terminal having shared protection function |
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CN2010101473911A CN101841746B (en) | 2010-04-14 | 2010-04-14 | Wavelength division multiplexing passive optical network optical line terminal having shared protection function |
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CN101841746A true CN101841746A (en) | 2010-09-22 |
CN101841746B CN101841746B (en) | 2013-07-10 |
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Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102111693A (en) * | 2011-01-12 | 2011-06-29 | 中兴通讯股份有限公司 | Optical signal transmission method and optical network unit |
CN102421205A (en) * | 2011-12-09 | 2012-04-18 | 佛山科学技术学院 | Zigbee network coordinator |
CN104301029A (en) * | 2014-04-22 | 2015-01-21 | 国家电网公司 | Wavelength division multiplexing passive optical network system based on single fiber |
CN104390685A (en) * | 2014-11-18 | 2015-03-04 | 苏州佳因特光电科技有限公司 | Portable optical fiber dynamic weighing system |
CN105659512A (en) * | 2013-10-25 | 2016-06-08 | 日本电信电话株式会社 | Optical communication system and optical communication abnormality-recovery method |
WO2016095715A1 (en) * | 2014-12-18 | 2016-06-23 | 中兴通讯股份有限公司 | Optical transceiving module and implementation method therefor |
CN106033993A (en) * | 2015-03-16 | 2016-10-19 | 东南大学 | Optical line terminal interface device and fault protection and energy saving method thereof |
WO2022001584A1 (en) * | 2020-06-30 | 2022-01-06 | 华为技术有限公司 | Optical line terminal (olt) device and optical path processing method |
Citations (4)
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WO2006116895A1 (en) * | 2005-04-29 | 2006-11-09 | Zte Corporation | Passive optical network system based on wavelength protection and protecting backup method thereof |
CN101662707A (en) * | 2009-10-14 | 2010-03-03 | 烽火通信科技股份有限公司 | Method and device for sharing broadband light source in a plurality of WDM-PON systems |
CN101667865A (en) * | 2009-09-30 | 2010-03-10 | 中兴通讯股份有限公司 | Device for realizing protection switching in wavelength division multiplexing passive optical network (WDM PON), system and method therefor |
CN201667657U (en) * | 2010-04-14 | 2010-12-08 | 东南大学 | Optical transceiver module protective type optical line terminal of wavelength division multiplexed passive optical network |
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2010
- 2010-04-14 CN CN2010101473911A patent/CN101841746B/en active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
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WO2006116895A1 (en) * | 2005-04-29 | 2006-11-09 | Zte Corporation | Passive optical network system based on wavelength protection and protecting backup method thereof |
CN101667865A (en) * | 2009-09-30 | 2010-03-10 | 中兴通讯股份有限公司 | Device for realizing protection switching in wavelength division multiplexing passive optical network (WDM PON), system and method therefor |
CN101662707A (en) * | 2009-10-14 | 2010-03-03 | 烽火通信科技股份有限公司 | Method and device for sharing broadband light source in a plurality of WDM-PON systems |
CN201667657U (en) * | 2010-04-14 | 2010-12-08 | 东南大学 | Optical transceiver module protective type optical line terminal of wavelength division multiplexed passive optical network |
Cited By (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102111693A (en) * | 2011-01-12 | 2011-06-29 | 中兴通讯股份有限公司 | Optical signal transmission method and optical network unit |
CN102111693B (en) * | 2011-01-12 | 2015-10-21 | 中兴通讯股份有限公司 | optical signal transmission method and optical network unit |
CN102421205A (en) * | 2011-12-09 | 2012-04-18 | 佛山科学技术学院 | Zigbee network coordinator |
CN105659512A (en) * | 2013-10-25 | 2016-06-08 | 日本电信电话株式会社 | Optical communication system and optical communication abnormality-recovery method |
US9780867B2 (en) | 2013-10-25 | 2017-10-03 | Nippon Telegraph And Telephone Corporation | Optical communication system and optical communication abnormality-recovery method |
CN105659512B (en) * | 2013-10-25 | 2018-01-02 | 日本电信电话株式会社 | Optical communication system and optic communication abnormal restoring method |
CN104301029A (en) * | 2014-04-22 | 2015-01-21 | 国家电网公司 | Wavelength division multiplexing passive optical network system based on single fiber |
CN104390685A (en) * | 2014-11-18 | 2015-03-04 | 苏州佳因特光电科技有限公司 | Portable optical fiber dynamic weighing system |
WO2016095715A1 (en) * | 2014-12-18 | 2016-06-23 | 中兴通讯股份有限公司 | Optical transceiving module and implementation method therefor |
CN106033993A (en) * | 2015-03-16 | 2016-10-19 | 东南大学 | Optical line terminal interface device and fault protection and energy saving method thereof |
WO2022001584A1 (en) * | 2020-06-30 | 2022-01-06 | 华为技术有限公司 | Optical line terminal (olt) device and optical path processing method |
EP4160942A4 (en) * | 2020-06-30 | 2023-12-13 | Huawei Technologies Co., Ltd. | Optical line terminal (olt) device and optical path processing method |
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Publication number | Publication date |
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CN101841746B (en) | 2013-07-10 |
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Inventor after: Fan Hehong Inventor after: Sun Xiaohan Inventor before: Sun Xiaohan Inventor before: Fan Hehong |
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Free format text: CORRECT: INVENTOR; FROM: SUN XIAOHAN FAN HEHONG TO: FAN HEHONG SUN XIAOHAN |
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Application publication date: 20100922 Assignee: Changzhou Taiping Communication Science & Technology Co., Ltd. Assignor: Southeast University Contract record no.: 2014320000445 Denomination of invention: Wavelength division multiplexing passive optical network optical line terminal having shared protection function Granted publication date: 20130710 License type: Exclusive License Record date: 20140522 |
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Effective date of registration: 20160205 Address after: 210018, No. 6, Changjiang back street, Xuanwu District, Jiangsu, Nanjing Patentee after: Jiangsu Southeast University Assets Management Co., Ltd. Address before: 210009 No. 2, Southeast University Road, Jiangning Development Zone, Nanjing, Jiangsu Patentee before: Southeast University |
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Effective date of registration: 20160426 Address after: 210000 room 08, building 180, 201 software Avenue, Yuhuatai District, Jiangsu, Nanjing Patentee after: Nanjing Xiguang Mdt InfoTech Ltd Address before: 210018, No. 6, Changjiang back street, Xuanwu District, Jiangsu, Nanjing Patentee before: Jiangsu Southeast University Assets Management Co., Ltd. |