Inventor

JACOBOWITZ LAWRENCE

US92 patents

Patents

50 patents

US7391572B2Jun 24, 2008

Hybrid optical/electronic structures fabricated by a common molding process

IBM204 citations99

US5450508ASep 12, 1995

Apparatus and method for optical fiber alignment using adaptive feedback control loop

IBM57 citations96

US5396573AMar 7, 1995

Pluggable connectors for connecting large numbers of electrical and/or optical cables to a module through a seal

IBM67 citations96

US5337388AAug 9, 1994

Matrix of pluggable connectors for connecting large numbers of clustered electrical and/or opticcal cables to a module

IBM102 citations96

US5333225AJul 26, 1994

Substrate-embedded pluggable receptacles for connecting clustered optical cables to a module

IBM97 citations96

US5241614AAug 31, 1993

In system for creating reading and writing on rotatable information storage media, an apparatus for multilayer source positioning using the laser source as a detector

IBM24 citations93

US5872723AFeb 16, 1999

In a system for creating, reading and writing on rotatable information storage media an apparatus for determining drive mechanism aging characteristics

IBM33 citations93

US6963119B2Nov 8, 2005

Integrated optical transducer assembly

IBM18 citations92

US6801693B1Oct 5, 2004

Optical backplane array connector

IBM32 citations92

US5481573AJan 2, 1996

Synchronous clock distribution system

IBM75 citations91

US5842881ADec 1, 1998

Substrate-embedded pluggable receptacles for connecting clustered electrical cables to a module

IBM29 citations90

US7945804B2May 17, 2011

Methods and systems for digitally controlled multi-frequency clocking of multi-core processors

IBM11 citations84

US7917785B2Mar 29, 2011

Method of optimizing performance of multi-core chips and corresponding circuit and computer program product

IBM8 citations84

US7898736B2Mar 1, 2011

Hybrid optical/electronic structures fabricated by a common molding process

IBM9 citations84

US7501865B1Mar 10, 2009

Methods and systems for a digital frequency locked loop for multi-frequency clocking of a multi-core processor

IBM10 citations84

US7336900B2Feb 26, 2008

Byte-wide optical backplane switch

IBM13 citations84

US7190904B2Mar 13, 2007

Wavelength modulation for optical based switching and routing

IBM10 citations84

US7062166B2Jun 13, 2006

First and second derivative processing of wavelength multiplexed optical signals

IBM18 citations84

US7061944B2Jun 13, 2006

Apparatus and method for wavelength-locked loops for systems and applications employing electromagnetic signals

IBM17 citations84

US6789957B1Sep 14, 2004

High-density optoelectronic transceiver assembly for optical communication data links

IBM16 citations84

US6751014B2Jun 15, 2004

Automatic gain control and dynamic equalization of erbium doped optical amplifiers in wavelength multiplexing networks

IBM16 citations84

US6674936B2Jan 6, 2004

Polarization mode dispersion compensation using a wavelength locked loop

IBM15 citations84

US6046970AApr 4, 2000

System for creating, reading and writing on rotatable storage media, an apparatus for determining laser aging characteristics

IBM17 citations84

US5757743AMay 26, 1998

Electric circuit for providing a position indicator signal in a system for multilayer optical disk storage

IBM17 citations84

US5740145AApr 14, 1998

Active focus alignment system for multilayer optical disk storage based on dither frequency doubling

IBM19 citations84

US9490408B2Nov 8, 2016

Injection molded microoptics

IBM4 citations83

US7808709B2Oct 5, 2010

Injection molded microlenses for optical interconnects

IBM4 citations74

US7446942B2Nov 4, 2008

Injection molded microlenses for optical interconnects

IBM8 citations74

US7197249B2Mar 27, 2007

Method and system for synchronizing optical clocks

IBM9 citations74

US6970649B2Nov 29, 2005

WDMA free space broadcast technique for optical backplanes and interplanar communications

IBM7 citations74

US6816517B2Nov 9, 2004

Micro-electromechanical devices for wavelength tunable lasers

IBM11 citations74

US6793407B2Sep 21, 2004

Manufacturable optical connection assemblies

IBM9 citations74

US6738187B2May 18, 2004

Semiconductor optical amplifiers using wavelength locked loop tuning and equalization

IBM11 citations74

US6724786B2Apr 20, 2004

Variable optical attenuator using wavelength locked loop tuning

IBM9 citations74

US6654152B2Nov 25, 2003

Frequency guiding filter for dispersion managed soliton transmission

IBM9 citations74

US6643424B2Nov 4, 2003

Silicon oxynitride optical waveguide switch with wavelength locked feedback control

IBM9 citations74

US6614948B2Sep 2, 2003

Electrically switchable optical elements using wavelength locked feedback loops

IBM10 citations74

US6597840B2Jul 22, 2003

Tunable fiber Bragg gratings and wavelength-locked loops for dispersion compensation

IBM9 citations74

US6269064B1Jul 31, 2001

System for creating, reading and writing on rotatable information storage media, a method for customizing said media with timing information

IBM9 citations74

US6232045B1May 15, 2001

System for creating, reading and writing on rotatable information storage media, a method for producing a recording blank

IBM11 citations74

US6088308AJul 11, 2000

System for creating, reading and writing on rotatable information storage media, a tracking circuit for providing positioning information

IBM7 citations74

US6075764AJun 13, 2000

Laser-writable information recording medium with reference track for laser-writing information thereto using edge following

IBM7 citations74

US6034929AMar 7, 2000

System for creating, reading and writing on rotatable information storage media, a method for multi-layer laser source positioning

IBM8 citations74

US5684782ANov 4, 1997

Use of a laser light source as a detector via a dithering modulation

IBM16 citations74

US5304969AApr 19, 1994

Apparatus and a method for an electrical transmission-line interface

IBM7 citations74

Showing the top 50 of 92 patents by PatentIndex Score.

JACOBOWITZ LAWRENCE

Patents

Hybrid optical/electronic structures fabricated by a common molding process

Apparatus and method for optical fiber alignment using adaptive feedback control loop

Pluggable connectors for connecting large numbers of electrical and/or optical cables to a module through a seal

Matrix of pluggable connectors for connecting large numbers of clustered electrical and/or opticcal cables to a module

Substrate-embedded pluggable receptacles for connecting clustered optical cables to a module

Apparatus and a method for an optical fiber interface

Apparatus and a method for an optical fiber interface

Wide band grating spectrometer

Injection molded microoptics

Injection molded microlenses for optical interconnects

In system for creating reading and writing on rotatable information storage media, an apparatus for multilayer source positioning using the laser source as a detector

In a system for creating, reading and writing on rotatable information storage media an apparatus for determining drive mechanism aging characteristics

Integrated optical transducer assembly

Optical backplane array connector

Synchronous clock distribution system

Substrate-embedded pluggable receptacles for connecting clustered electrical cables to a module

Methods and systems for digitally controlled multi-frequency clocking of multi-core processors

Method of optimizing performance of multi-core chips and corresponding circuit and computer program product

Hybrid optical/electronic structures fabricated by a common molding process

Methods and systems for a digital frequency locked loop for multi-frequency clocking of a multi-core processor

Byte-wide optical backplane switch

Wavelength modulation for optical based switching and routing

First and second derivative processing of wavelength multiplexed optical signals

Apparatus and method for wavelength-locked loops for systems and applications employing electromagnetic signals

High-density optoelectronic transceiver assembly for optical communication data links

Automatic gain control and dynamic equalization of erbium doped optical amplifiers in wavelength multiplexing networks

Polarization mode dispersion compensation using a wavelength locked loop

System for creating, reading and writing on rotatable storage media, an apparatus for determining laser aging characteristics

Electric circuit for providing a position indicator signal in a system for multilayer optical disk storage

Active focus alignment system for multilayer optical disk storage based on dither frequency doubling

Injection molded microoptics

Injection molded microlenses for optical interconnects

Injection molded microlenses for optical interconnects

Method and system for synchronizing optical clocks

WDMA free space broadcast technique for optical backplanes and interplanar communications

Micro-electromechanical devices for wavelength tunable lasers

Manufacturable optical connection assemblies

Semiconductor optical amplifiers using wavelength locked loop tuning and equalization

Variable optical attenuator using wavelength locked loop tuning

Frequency guiding filter for dispersion managed soliton transmission

Silicon oxynitride optical waveguide switch with wavelength locked feedback control

Electrically switchable optical elements using wavelength locked feedback loops

Tunable fiber Bragg gratings and wavelength-locked loops for dispersion compensation

System for creating, reading and writing on rotatable information storage media, a method for customizing said media with timing information

System for creating, reading and writing on rotatable information storage media, a method for producing a recording blank

System for creating, reading and writing on rotatable information storage media, a tracking circuit for providing positioning information

Laser-writable information recording medium with reference track for laser-writing information thereto using edge following

System for creating, reading and writing on rotatable information storage media, a method for multi-layer laser source positioning

Use of a laser light source as a detector via a dithering modulation

Apparatus and a method for an electrical transmission-line interface