CN100452873C - 基于fm光端机的农村广播电视系统及实现方法 - Google Patents
基于fm光端机的农村广播电视系统及实现方法 Download PDFInfo
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- CN100452873C CN100452873C CNB2006101556104A CN200610155610A CN100452873C CN 100452873 C CN100452873 C CN 100452873C CN B2006101556104 A CNB2006101556104 A CN B2006101556104A CN 200610155610 A CN200610155610 A CN 200610155610A CN 100452873 C CN100452873 C CN 100452873C
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CNB2006101556104A CN100452873C (zh) | 2006-12-29 | 2006-12-29 | 基于fm光端机的农村广播电视系统及实现方法 |
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CNB2006101556104A CN100452873C (zh) | 2006-12-29 | 2006-12-29 | 基于fm光端机的农村广播电视系统及实现方法 |
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CN101001361A CN101001361A (zh) | 2007-07-18 |
CN100452873C true CN100452873C (zh) | 2009-01-14 |
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CNB2006101556104A Ceased CN100452873C (zh) | 2006-12-29 | 2006-12-29 | 基于fm光端机的农村广播电视系统及实现方法 |
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CN107302375B (zh) * | 2017-06-21 | 2019-02-19 | 苏州华启智能科技有限公司 | 一种音频fm调制电路 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2515878Y (zh) * | 2001-11-13 | 2002-10-09 | 深圳市吉孚通信科技有限公司 | 光端机 |
CN2696216Y (zh) * | 2004-03-11 | 2005-04-27 | 北京数码亚奥技术有限公司 | 监狱智能监控管理系统 |
CN1655614A (zh) * | 2004-02-11 | 2005-08-17 | 韩国电子通信研究院 | 经用户网络提供组合广播信号的电/光发送、接收器的装置 |
US20060216033A1 (en) * | 2005-03-23 | 2006-09-28 | Yankielun Norbert E | System and method for extending the range of hard-wired electrical systems |
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2006
- 2006-12-29 CN CNB2006101556104A patent/CN100452873C/zh not_active Ceased
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2515878Y (zh) * | 2001-11-13 | 2002-10-09 | 深圳市吉孚通信科技有限公司 | 光端机 |
CN1655614A (zh) * | 2004-02-11 | 2005-08-17 | 韩国电子通信研究院 | 经用户网络提供组合广播信号的电/光发送、接收器的装置 |
CN2696216Y (zh) * | 2004-03-11 | 2005-04-27 | 北京数码亚奥技术有限公司 | 监狱智能监控管理系统 |
US20060216033A1 (en) * | 2005-03-23 | 2006-09-28 | Yankielun Norbert E | System and method for extending the range of hard-wired electrical systems |
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CN101001361A (zh) | 2007-07-18 |
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Hangzhou MIIT photoelectron Co., Ltd. Assignor: Jiang Jinfu Contract record no.: 2010330001955 Denomination of invention: Rural broadcasting TV system based on FM optical termining machine and implementing method Granted publication date: 20090114 License type: Exclusive License Open date: 20070718 Record date: 20100926 |
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C35 | Partial or whole invalidation of patent or utility model | ||
IW01 | Full invalidation of patent right |
Decision date of declaring invalidation: 20100927 Decision number of declaring invalidation: 15337 Granted publication date: 20090114 |