Jiann-Chang Lo

Person

San Jose, CA, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method for wavelength control of silicon photonic external cavity t...
- Patent number 12,119,616
- Issue date Oct 15, 2024
- NeoPhotonics Corporation
- Yongkang Gao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for wavelength control of silicon photonic external cavity t...
- Patent number 11,811,195
- Issue date Nov 7, 2023
- NeoPhotonics Corporation
- Yongkang Gao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
External cavity laser tuning element dither servo control
- Patent number 7,468,996
- Issue date Dec 23, 2008
- Intel Corporation
- Andrew Daiber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Laser facet phase control
- Patent number 6,724,790
- Issue date Apr 20, 2004
- Intel Corporation
- Andrew Daiber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Thermoelectric cooler linearization in a tunable laser
- Patent number 6,667,998
- Issue date Dec 23, 2003
- Intel Corporation
- Jiann-Chang Lo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Servo technique for concurrent wavelength locking and stimulated br...
- Patent number 6,661,815
- Issue date Dec 9, 2003
- Intel Corporation
- William J. Kozlovsky
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Disk drive with mode canceling actuator
- Patent number 6,583,964
- Issue date Jun 24, 2003
- Hitachi Global Storage Technologies Netherlands B.V.
- Fu-Ying Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for testing circuits having different configur...
- Patent number 6,252,414
- Issue date Jun 26, 2001
- International Business Machines Corporation
- James Edward Boyette
- G01 - MEASURING TESTING
Information Patent Grant
Method and apparatus for determining short circuit conditions using...
- Patent number 6,201,383
- Issue date Mar 13, 2001
- International Business Machines Corporation
- Jiann-Chang Lo
- G01 - MEASURING TESTING
Information Patent Grant
Probe position actuator with an elongated stroke
- Patent number 6,163,090
- Issue date Dec 19, 2000
- International Business Machines Corporation
- Robert Edward Brown
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Dual coil rotary actuator
- Patent number 6,104,581
- Issue date Aug 15, 2000
- International Business Machines Corporation
- Fu-Ying Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Piezoelectric actuator for control and displacement sensing
- Patent number 6,100,623
- Issue date Aug 8, 2000
- International Business Machines Corporation
- Fu-Ying Huang
- G11 - INFORMATION STORAGE
Information Patent Grant
Miniature probe positioning actuator
- Patent number 5,804,982
- Issue date Sep 8, 1998
- International Business Machines Corporation
- Jiann-Chang Lo
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus for wirebonding using a tubular piezoelectric ultrasonic...
- Patent number 5,775,567
- Issue date Jul 7, 1998
- International Business Machines Corporation
- Jiann-Chang Lo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Miniature probe positioning actuator
- Patent number 5,635,849
- Issue date Jun 3, 1997
- International Business Machines Corporation
- Jiann-Chang Lo
- G01 - MEASURING TESTING
Information Patent Grant
Test sequence optimization process for a circuit tester
- Patent number 5,631,856
- Issue date May 20, 1997
- International Business Machines Corporation
- Steven A. Keller
- G01 - MEASURING TESTING
Information Patent Grant
Linkage drive mechanism for ultrasonic wirebonding
- Patent number 5,626,276
- Issue date May 6, 1997
- International Business Machines Corporation
- Jiann-Chang Lo
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High speed test probe positioning system
- Patent number 5,550,483
- Issue date Aug 27, 1996
- International Business Machines
- James E. Boyette
- G01 - MEASURING TESTING
Information Patent Grant
Open frame gantry probing system
- Patent number 5,543,726
- Issue date Aug 6, 1996
- International Business Machines Corporation
- James E. Boyette
- G01 - MEASURING TESTING
Information Patent Grant
Miniature probe positioning actuator
- Patent number 5,532,611
- Issue date Jul 2, 1996
- International Business Machines Corporation
- Jiann-Chang Lo
- G01 - MEASURING TESTING
Information Patent Grant
Automatic surface profiling for submicron device
- Patent number 5,528,033
- Issue date Jun 18, 1996
- International Business Machines Corporation
- Jiann-Chang Lo
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
WAVELENGTH LOCKER FOR DISTRIBUTED FEEDBACK TUNABLE LASER
- Publication number 20240297477
- Publication date Sep 5, 2024
- NEOPHOTONICS CORPORATION
- Jiann-Chang Lo
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR WAVELENGTH CONTROL OF SILICON PHOTONIC EXTERNAL CAVITY T...
- Publication number 20240063606
- Publication date Feb 22, 2024
- NEOPHOTONICS CORPORATION
- Yongkang Gao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD FOR WAVELENGTH CONTROL OF SILICON PHOTONIC EXTERNAL CAVITY T...
- Publication number 20200280173
- Publication date Sep 3, 2020
- NEOPHOTONICS CORPORATION
- Yongkang Gao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
External cavity laser tuning element dither servo control
- Publication number 20080159340
- Publication date Jul 3, 2008
- Andrew Daiber
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Real-time diagnostic data streams for tunable optical devices
- Publication number 20050071499
- Publication date Mar 31, 2005
- Rajesh K. Batra
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Seeking and tracking control for locking to transmision peak for a...
- Publication number 20050053103
- Publication date Mar 10, 2005
- Jiann-Chang Lo
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Jiann-Chang Lo

Person

Patents Grantslast 30 patents

Method for wavelength control of silicon photonic external cavity t...

Method for wavelength control of silicon photonic external cavity t...

External cavity laser tuning element dither servo control

Laser facet phase control

Thermoelectric cooler linearization in a tunable laser

Servo technique for concurrent wavelength locking and stimulated br...

Disk drive with mode canceling actuator

Method and apparatus for testing circuits having different configur...

Method and apparatus for determining short circuit conditions using...

Probe position actuator with an elongated stroke

Dual coil rotary actuator

Piezoelectric actuator for control and displacement sensing

Miniature probe positioning actuator

Apparatus for wirebonding using a tubular piezoelectric ultrasonic...

Miniature probe positioning actuator

Test sequence optimization process for a circuit tester

Linkage drive mechanism for ultrasonic wirebonding

High speed test probe positioning system

Open frame gantry probing system

Miniature probe positioning actuator

Automatic surface profiling for submicron device

Patents Applicationslast 30 patents

WAVELENGTH LOCKER FOR DISTRIBUTED FEEDBACK TUNABLE LASER

METHOD FOR WAVELENGTH CONTROL OF SILICON PHOTONIC EXTERNAL CAVITY T...

METHOD FOR WAVELENGTH CONTROL OF SILICON PHOTONIC EXTERNAL CAVITY T...

External cavity laser tuning element dither servo control

Real-time diagnostic data streams for tunable optical devices

Seeking and tracking control for locking to transmision peak for a...