US Patent 7449706 Photocoupler with compensation circuit
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Patent Inventor Names
Hiroshi Ito0
Kenji Yamamoto0
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Patent abstract
A photocoupler having a first and second light-emitting diodes, a compensation circuit, which compensates input signals to the first light-emitting diode and generates input signals to the second light-emitting diode, and further makes the current waveform at the second light-emitting diode complementary to the current waveform at the first light-emitting diode, and at least one photodiode that detects the light emitted from the first and second light-emitting diodes.
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US Patent 07449706 Photocoupler with compensation circuit US Patent 7449706 Photocoupler with compensation circuit
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Patent Number
074497060
Patent Number
74497060
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Patent Jurisdiction
Patent Number
074497060
Date of Patent
November 11, 2008
0Patent Application Number
108738860
Date Filed
June 22, 2004
0Official Website
Patent Primary Examiner
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US Patent 07449706 Photocoupler with compensation circuit
Infobox
Is a
Patent jurisdiction
Patent number
07449706
Date of patent
November 11, 2008
Patent application number
10873886
Date Filed
June 22, 2004
Patent primary examiner
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