Inventor · disambiguated record
Phil Shapiro
Also filed as: SHAPIRO PHIL
15 granted patents·125 citations·filing 1998–2005
92Inventor score
Top patents by PatentIndex Score
15 records- 0184US6965103B2Signal strength detection circuits for high speed optical electronicsFINISAR CORP·Filed 2005·Granted Nov 15, 2005·9 cites·20 claims
- 0276US6175463B1Architecture for hard disk drive write preamplifiersSONY CORP·Filed 1999·Granted Jan 16, 2001·30 cites·5 claims
- 0375US6268756B1Fast high side switch for hard disk drive preamplifiersSONY CORP·Filed 2000·Granted Jul 31, 2001·17 cites·11 claims
- 0462US6064274ARCB cancellation in high-side low power supply current sourcesSONY CORP·Filed 1998·Granted May 16, 2000·18 cites·18 claims
- 0555US6191643B1Voltage boost circuitry for hard drive write preamplifiersSONY CORP·Filed 1999·Granted Feb 20, 2001·12 cites·4 claims
- 0651US6424191B1Low side current sink circuit having improved output impedance to reduce effects of leakage currentSONY ELECTRONICS INC·Filed 2000·Granted Jul 23, 2002·6 cites·7 claims
- 0750US6855920B2Signal strength detection in high-speed optical electronicsFINISAR CORP·Filed 2002·Granted Feb 15, 2005·2 cites·34 claims
- 0849US7038187B2Circuit for measuring photo-current level in fiber optic linksFINISAR CORP·Filed 2002·Granted May 2, 2006·1 cites·7 claims
- 0946US7470884B2Signal strength detection circuits for high speed optical electronicsFINISAR CORP·Filed 2005·Granted Dec 30, 2008·0 cites·8 claims
- 1046US6271716B1Rcb cancellation in low-side low power supply current sourcesSONY ELECTRONICS INC·Filed 1998·Granted Aug 7, 2001·10 cites·15 claims
- 1141US6188268B1Low side current sink circuit having improved output impedance to reduce effects of leakage currentSONY CORP·Filed 1998·Granted Feb 13, 2001·8 cites·18 claims
- 1235US6384638B1Differential charge pump for providing a low charge pump currentSONY CORP·Filed 1998·Granted May 7, 2002·6 cites·23 claims
- 1332US6100726AHigh input impedance buffer circuit having a high-side current source circuit with RCB cancellationSONY CORP·Filed 1998·Granted Aug 8, 2000·4 cites·28 claims
- 1429US6177825B1Fast high side switch for hard disk drive preamplifiersSONY CORP·Filed 1999·Granted Jan 23, 2001·1 cites·7 claims
- 1528US6304132B1High side current source circuit having improved output impedance to reduce effects of leakage circuitSONY CORP·Filed 1998·Granted Oct 16, 2001·1 cites·17 claims
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