Philip D. Shapiro

Person

Palo Alto, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Signal strength detection circuits for high speed optical electronics
- Patent number 7,470,884
- Issue date Dec 30, 2008
- Finisar Corporation
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Circuit for measuring photo-current level in fiber optic links
- Patent number 7,038,187
- Issue date May 2, 2006
- Finisar Corporation
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Operational amplifier for optical transceiver
- Patent number 7,020,170
- Issue date Mar 28, 2006
- Finisar Corporation
- Philip D. Shapiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Signal strength detection circuits for high speed optical electronics
- Patent number 6,965,103
- Issue date Nov 15, 2005
- Finisar Corporation
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for monitoring a photo-detector in an optical...
- Patent number 6,930,300
- Issue date Aug 16, 2005
- Finisar Corporation
- Darin James Douma
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Signal strength detection in high-speed optical electronics
- Patent number 6,855,920
- Issue date Feb 15, 2005
- Finisar Corporation
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transimpedance amplifier assembly with separate ground leads and se...
- Patent number 6,841,815
- Issue date Jan 11, 2005
- Finisar Corporation
- The' Linh Nguyen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Grant
System for controlling bias current in laser diodes with improved s...
- Patent number 6,728,276
- Issue date Apr 27, 2004
- Finisar Corporation
- Philip D. Shapiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Signal processing circuit for floating signal sources using positiv...
- Patent number 6,693,487
- Issue date Feb 17, 2004
- Finisar Corporation
- Philip D. Shapiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Signal processing circuit for floating signal sources using positiv...
- Patent number 6,573,789
- Issue date Jun 3, 2003
- Finisar Corporation
- Philip D. Shapiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Low side current sink circuit having improved output impedance to r...
- Patent number 6,424,191
- Issue date Jul 23, 2002
- Sony Electronics, Inc.
- Mehrdad Nayebi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Differential charge pump for providing a low charge pump current
- Patent number 6,384,638
- Issue date May 7, 2002
- Sony Corporation
- Mehrdad Nayebi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High side current source circuit having improved output impedance t...
- Patent number 6,304,132
- Issue date Oct 16, 2001
- Sony Corporation of Japan
- Mehrdad Nayebi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Rcb cancellation in low-side low power supply current sources
- Patent number 6,271,716
- Issue date Aug 7, 2001
- Sony Electronics, Inc.
- Mehrdad Nayebi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fast high side switch for hard disk drive preamplifiers
- Patent number 6,268,756
- Issue date Jul 31, 2001
- Sony Corporation
- Mehrdad Nayebi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voltage boost circuitry for hard drive write preamplifiers
- Patent number 6,191,643
- Issue date Feb 20, 2001
- Sony Corporation
- Mehrdad Nayebi
- G11 - INFORMATION STORAGE
Information Patent Grant
Low side current sink circuit having improved output impedance to r...
- Patent number 6,188,268
- Issue date Feb 13, 2001
- Sony Corporation of Japan
- Mehrdad Nayebi
- G05 - CONTROLLING REGULATING
Information Patent Grant
Fast high side switch for hard disk drive preamplifiers
- Patent number 6,177,825
- Issue date Jan 23, 2001
- Sony Corporation
- Mehrdad Nayebi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Architecture for hard disk drive write preamplifiers
- Patent number 6,175,463
- Issue date Jan 16, 2001
- Sony Corporation
- Mehrdad Nayebi
- G11 - INFORMATION STORAGE
Information Patent Grant
Precision GaAs low-voltage DC amplifier
- Patent number 6,121,838
- Issue date Sep 19, 2000
- Finisar Corporation
- William R. Freeman
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
High input impedance buffer circuit having a high-side current sour...
- Patent number 6,100,726
- Issue date Aug 8, 2000
- Sony Corporation of Japan
- Mehrdad Nayebi
- G05 - CONTROLLING REGULATING
Information Patent Grant
RCB cancellation in high-side low power supply current sources
- Patent number 6,064,274
- Issue date May 16, 2000
- Sony Corporation of Japan
- Mehrdad Nayebi
- G05 - CONTROLLING REGULATING

Patents Applicationslast 30 patents

Information Patent Application
Signal strength detection circuits for high speed optical electronics
- Publication number 20050151063
- Publication date Jul 14, 2005
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signal strength detection circuits for high speed optical electronics
- Publication number 20050151064
- Publication date Jul 14, 2005
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM FOR CONTROLLING BIAS CURRENT IN LASER DIODES WITH IMPROVED S...
- Publication number 20040047376
- Publication date Mar 11, 2004
- Philip D. Shapiro
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Transimpedance amplifier assembly with separate ground leads and se...
- Publication number 20030178657
- Publication date Sep 25, 2003
- The Linh Nguyen
- H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information Patent Application
Signal strength detection in high-speed optical electronics
- Publication number 20030150975
- Publication date Aug 14, 2003
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signal strength detection in high-speed optical electronics
- Publication number 20030150978
- Publication date Aug 14, 2003
- Phil Shapiro
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Signal processing circuit for floating signal sources using positiv...
- Publication number 20030052733
- Publication date Mar 20, 2003
- Finisar Corporation
- Philip D. Shapiro
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SIGNAL PROCESSING CIRCUIT FOR FLOATING SIGNAL SOURCES USING POSITIV...
- Publication number 20030052732
- Publication date Mar 20, 2003
- Philip D. Shapiro
- H03 - BASIC ELECTRONIC CIRCUITRY

Philip D. Shapiro

Person

Patents Grantslast 30 patents

Signal strength detection circuits for high speed optical electronics

Circuit for measuring photo-current level in fiber optic links

Operational amplifier for optical transceiver

Signal strength detection circuits for high speed optical electronics

Method and apparatus for monitoring a photo-detector in an optical...

Signal strength detection in high-speed optical electronics

Transimpedance amplifier assembly with separate ground leads and se...

System for controlling bias current in laser diodes with improved s...

Signal processing circuit for floating signal sources using positiv...

Signal processing circuit for floating signal sources using positiv...

Low side current sink circuit having improved output impedance to r...

Differential charge pump for providing a low charge pump current

High side current source circuit having improved output impedance t...

Rcb cancellation in low-side low power supply current sources

Fast high side switch for hard disk drive preamplifiers

Voltage boost circuitry for hard drive write preamplifiers

Low side current sink circuit having improved output impedance to r...

Fast high side switch for hard disk drive preamplifiers

Architecture for hard disk drive write preamplifiers

Precision GaAs low-voltage DC amplifier

High input impedance buffer circuit having a high-side current sour...

RCB cancellation in high-side low power supply current sources

Patents Applicationslast 30 patents

Signal strength detection circuits for high speed optical electronics

Signal strength detection circuits for high speed optical electronics

SYSTEM FOR CONTROLLING BIAS CURRENT IN LASER DIODES WITH IMPROVED S...

Transimpedance amplifier assembly with separate ground leads and se...

Signal strength detection in high-speed optical electronics

Signal strength detection in high-speed optical electronics

Signal processing circuit for floating signal sources using positiv...

SIGNAL PROCESSING CIRCUIT FOR FLOATING SIGNAL SOURCES USING POSITIV...