CN100423434C - 超声多普勒开关电源输入控制器 - Google Patents
超声多普勒开关电源输入控制器 Download PDFInfo
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- CN100423434C CN100423434C CNB2005101228162A CN200510122816A CN100423434C CN 100423434 C CN100423434 C CN 100423434C CN B2005101228162 A CNB2005101228162 A CN B2005101228162A CN 200510122816 A CN200510122816 A CN 200510122816A CN 100423434 C CN100423434 C CN 100423434C
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- Prior art keywords
- resistor
- voltage
- control
- comparator
- circuit
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- 230000005669 field effect Effects 0.000 claims abstract description 24
- 239000004065 semiconductor Substances 0.000 claims description 21
- 238000005070 sampling Methods 0.000 claims description 8
- 210000000056 organ Anatomy 0.000 abstract description 6
- 239000003990 capacitor Substances 0.000 abstract description 4
- 210000004204 blood vessel Anatomy 0.000 abstract description 3
- 210000001519 tissue Anatomy 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 3
- 239000005020 polyethylene terephthalate Substances 0.000 description 2
- 229920004934 Dacron® Polymers 0.000 description 1
- 229920004933 Terylene® Polymers 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 210000004185 liver Anatomy 0.000 description 1
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Abstract
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Claims (1)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2005101228162A CN100423434C (zh) | 2005-12-01 | 2005-12-01 | 超声多普勒开关电源输入控制器 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CNB2005101228162A CN100423434C (zh) | 2005-12-01 | 2005-12-01 | 超声多普勒开关电源输入控制器 |
Publications (2)
Publication Number | Publication Date |
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CN1794552A CN1794552A (zh) | 2006-06-28 |
CN100423434C true CN100423434C (zh) | 2008-10-01 |
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Application Number | Title | Priority Date | Filing Date |
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CNB2005101228162A Expired - Fee Related CN100423434C (zh) | 2005-12-01 | 2005-12-01 | 超声多普勒开关电源输入控制器 |
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CN (1) | CN100423434C (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104185340A (zh) * | 2013-05-28 | 2014-12-03 | 深圳富泰宏精密工业有限公司 | 闪光灯亮度控制电路及便携式终端 |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4434669A (en) * | 1980-10-08 | 1984-03-06 | National Research Development Corporation | Apparatus for transmitting and receiving sound |
US4661720A (en) * | 1986-06-09 | 1987-04-28 | The Watt Watcher, Inc. | Occupancy sensor |
JP2004321824A (ja) * | 2004-07-09 | 2004-11-18 | Toshiba Corp | 超音波診断装置 |
JP2005241545A (ja) * | 2004-02-27 | 2005-09-08 | Fuji Electric Systems Co Ltd | ドップラー式超音波流量計、その受信電圧レベル制御装置/方法、プログラム |
CN2914484Y (zh) * | 2005-12-01 | 2007-06-20 | 居小平 | 超声多普勒开关电源输入控制器 |
-
2005
- 2005-12-01 CN CNB2005101228162A patent/CN100423434C/zh not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4434669A (en) * | 1980-10-08 | 1984-03-06 | National Research Development Corporation | Apparatus for transmitting and receiving sound |
US4661720A (en) * | 1986-06-09 | 1987-04-28 | The Watt Watcher, Inc. | Occupancy sensor |
JP2005241545A (ja) * | 2004-02-27 | 2005-09-08 | Fuji Electric Systems Co Ltd | ドップラー式超音波流量計、その受信電圧レベル制御装置/方法、プログラム |
JP2004321824A (ja) * | 2004-07-09 | 2004-11-18 | Toshiba Corp | 超音波診断装置 |
CN2914484Y (zh) * | 2005-12-01 | 2007-06-20 | 居小平 | 超声多普勒开关电源输入控制器 |
Also Published As
Publication number | Publication date |
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CN1794552A (zh) | 2006-06-28 |
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C06 | Publication | ||
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C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
EE01 | Entry into force of recordation of patent licensing contract |
Application publication date: 20060628 Assignee: Sinoways Medical Technology Co., Ltd. Assignor: Ju Xiaoping Contract record no.: 2010320000121 Denomination of invention: Power supply input controller of ultrasonic Doppler switch Granted publication date: 20081001 License type: Exclusive License Record date: 20100224 |
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CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081001 Termination date: 20141201 |
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EXPY | Termination of patent right or utility model |