CN1218594C - 一种反馈调制电路 - Google Patents
一种反馈调制电路 Download PDFInfo
- Publication number
- CN1218594C CN1218594C CN 02111821 CN02111821A CN1218594C CN 1218594 C CN1218594 C CN 1218594C CN 02111821 CN02111821 CN 02111821 CN 02111821 A CN02111821 A CN 02111821A CN 1218594 C CN1218594 C CN 1218594C
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- Prior art keywords
- resonant circuit
- circuit
- modulation
- data signals
- base station
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- 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
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- Near-Field Transmission Systems (AREA)
- Rectifiers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
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Claims (2)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN 02111821 CN1218594C (zh) | 2002-05-24 | 2002-05-24 | 一种反馈调制电路 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN 02111821 CN1218594C (zh) | 2002-05-24 | 2002-05-24 | 一种反馈调制电路 |
Publications (2)
Publication Number | Publication Date |
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CN1459986A CN1459986A (zh) | 2003-12-03 |
CN1218594C true CN1218594C (zh) | 2005-09-07 |
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ID=29426394
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN 02111821 Expired - Fee Related CN1218594C (zh) | 2002-05-24 | 2002-05-24 | 一种反馈调制电路 |
Country Status (1)
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CN (1) | CN1218594C (zh) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104579175B (zh) * | 2013-10-17 | 2017-09-15 | 上海华虹集成电路有限责任公司 | 射频识别中的负载调制电路 |
US9473110B2 (en) * | 2013-10-22 | 2016-10-18 | Nxp B.V. | Antenna resonance frequency control using an active rectifier or a driver stage |
CN115801065A (zh) * | 2022-11-29 | 2023-03-14 | 上海坤锐电子科技有限公司 | 一种射频能量获取电路及装置 |
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2002
- 2002-05-24 CN CN 02111821 patent/CN1218594C/zh not_active Expired - Fee Related
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Publication number | Publication date |
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CN1459986A (zh) | 2003-12-03 |
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C14 | Grant of patent or utility model | ||
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ASS | Succession or assignment of patent right |
Owner name: SHANGHAI HUAHONG INTEGRATED CIRCUIT CO., LTD. Free format text: FORMER OWNER: BEILING CO LTD, SHANGHAI Effective date: 20110701 |
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C41 | Transfer of patent application or patent right or utility model | ||
COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 200233 NO. 810, YISHAN ROAD, SHANGHAI TO: 201203 NO. 39, LANE 572, BIBO ROAD, ZHANGJIANG, SHANGHAI |
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TR01 | Transfer of patent right |
Effective date of registration: 20110701 Address after: 201203 No. 572, Lane 39, blue wave road, Zhangjiang, Shanghai Patentee after: Shanghai Huahong Integrated Circuit Co., Ltd. Address before: 200233 No. 810, Shanghai, Yishan Road Patentee before: Beiling Co., Ltd., Shanghai |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050907 Termination date: 20170524 |
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CF01 | Termination of patent right due to non-payment of annual fee |