CN102395020B - 用于有线电视双向网络改造的光工作站噪声抑制电路 - Google Patents
用于有线电视双向网络改造的光工作站噪声抑制电路 Download PDFInfo
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CN102395020A CN102395020A (zh) | 2012-03-28 |
CN102395020B true CN102395020B (zh) | 2012-11-07 |
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CN106301617A (zh) * | 2015-06-02 | 2017-01-04 | 中兴通讯股份有限公司 | 抑制噪声干扰的方法及装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP2004032177A (ja) * | 2002-06-24 | 2004-01-29 | Miharu Communications Co Ltd | Catvシステムにおける信号変調方法とcatvシステム用ノード |
US6728968B1 (en) * | 1999-06-17 | 2004-04-27 | Fujitsu Limited | Upward-joining-noise decreasing method and apparatus |
CN102045551A (zh) * | 2010-12-30 | 2011-05-04 | 常熟市高事达光电科技有限公司 | 用于有线电视双向网络改造的射频光纤传输光工作站 |
CN202268967U (zh) * | 2011-10-26 | 2012-06-06 | 常熟市高事达光电科技有限公司 | 用于有线电视双向网络改造的光工作站噪声抑制电路 |
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Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6728968B1 (en) * | 1999-06-17 | 2004-04-27 | Fujitsu Limited | Upward-joining-noise decreasing method and apparatus |
JP2004032177A (ja) * | 2002-06-24 | 2004-01-29 | Miharu Communications Co Ltd | Catvシステムにおける信号変調方法とcatvシステム用ノード |
CN102045551A (zh) * | 2010-12-30 | 2011-05-04 | 常熟市高事达光电科技有限公司 | 用于有线电视双向网络改造的射频光纤传输光工作站 |
CN202268967U (zh) * | 2011-10-26 | 2012-06-06 | 常熟市高事达光电科技有限公司 | 用于有线电视双向网络改造的光工作站噪声抑制电路 |
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Address after: 215532 Jiangsu city of Suzhou province Changshou City ancient town Baimao Industrial Zone Patentee after: GSD INFORMATION TECHNOLOGY CO.,LTD. Address before: Changshou City ancient town Baimao Economic Development Zone of Suzhou city of Jiangsu Province in 215532 Patentee before: Changshu Gaoshida Photoelectricity Technology Co.,Ltd. |
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Effective date of registration: 20231211 Address after: 215532 Shuanggang Village, Guli Town, Changshu City, Suzhou City, Jiangsu Province Patentee after: Changshu Guli Technology Venture Service Co.,Ltd. Address before: 215532 Baimao Industrial Zone, Guli Town, Changshu City, Suzhou City, Jiangsu Province Patentee before: GSD INFORMATION TECHNOLOGY CO.,LTD. |