Davy H. Choi

Person

Garland, TX, US

People

Patents Grantslast 30 patents

Information Patent Grant
Process-insensitive write current generation for a HDD preamplifier...
- Patent number 7,110,204
- Issue date Sep 19, 2006
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method of controlling reader amplifier gain variations of a HDD pre...
- Patent number 7,085,088
- Issue date Aug 1, 2006
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus configured for applying write signals for driving a write...
- Patent number 6,927,933
- Issue date Aug 9, 2005
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for affecting speed of transition of a closed...
- Patent number 6,734,721
- Issue date May 11, 2004
- Texas Instruments Incorporated
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method of reducing a frequency-response peaking of a magneto-resist...
- Patent number 6,631,044
- Issue date Oct 7, 2003
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
System and method for improving frequency response in a magneto-res...
- Patent number 6,538,833
- Issue date Mar 25, 2003
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
Current bias voltage sense single ended preamplifier
- Patent number 6,404,579
- Issue date Jun 11, 2002
- Texas Instruments Incorporated
- Indumini Ranmuthu
- G11 - INFORMATION STORAGE
Information Patent Grant
Temperature and process independent exponential voltage-to-current...
- Patent number 6,369,618
- Issue date Apr 9, 2002
- Texas Instruments Incorporated
- Bryan E. Bloodworth
- G05 - CONTROLLING REGULATING
Information Patent Grant
2.5V, 30-100 MHz 7th order equiripple delay continuous-time filter...
- Patent number 6,268,765
- Issue date Jul 31, 2001
- Texas Instruments Incorporated
- Venugopal Gopinathan
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for reducing asymmetry in a signal from a magn...
- Patent number 6,147,828
- Issue date Nov 14, 2000
- Texas Instruments Incorporated
- Bryan E. Bloodworth
- G11 - INFORMATION STORAGE
Information Patent Grant
Linear transconductance circuit having a large linear range
- Patent number 6,046,875
- Issue date Apr 4, 2000
- Texas Instruments Incorporated
- Patrick P. Siniscalchi
- G11 - INFORMATION STORAGE
Information Patent Grant
Error estimation circuit and method for providing a read channel er...
- Patent number 6,023,383
- Issue date Feb 8, 2000
- Texas Instruments Incorporated
- Kerry C. Glover
- G11 - INFORMATION STORAGE
Information Patent Grant
Circuit and method for programmably changing the transconductance o...
- Patent number 5,994,926
- Issue date Nov 30, 1999
- Texas Instruments Incorporated
- Patrick P. Siniscalchi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Exponentiator circuit and method for generating decibel steps of pr...
- Patent number 5,952,867
- Issue date Sep 14, 1999
- Texas Instruments Incorporated
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and circuit for calculating metrics for an analog viterbi de...
- Patent number 5,933,463
- Issue date Aug 3, 1999
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
Rapid power enabling circuit
- Patent number 5,808,460
- Issue date Sep 15, 1998
- Texas Instruments Incorporated
- Sen-Jung Wei
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Delay circuit for a write data precompensator system
- Patent number 5,594,377
- Issue date Jan 14, 1997
- Texas Instruments Incorporated
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Logic gate with matched output rise and fall times and method of co...
- Patent number 5,479,112
- Issue date Dec 26, 1995
- Texas Instruments Incorporated
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System for providing linear time position variations in write preco...
- Patent number 5,461,337
- Issue date Oct 24, 1995
- Texas Instruments Incorporated
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Grant
Rectangular-to-sine wave converter
- Patent number 5,408,135
- Issue date Apr 18, 1995
- Texas Instruments Incorporated
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
HIDID PreAmp-to-host interface with much reduced I/O lines
- Publication number 20060193071
- Publication date Aug 31, 2006
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Process-insensitive write current generation for a HDD preamplifier...
- Publication number 20060007572
- Publication date Jan 12, 2006
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Apparatus configured for applying write signals for driving a write...
- Publication number 20040196585
- Publication date Oct 7, 2004
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Application
Method of controlling reader amplifier gain variations of a HDD pre...
- Publication number 20030218817
- Publication date Nov 27, 2003
- Texas Instruments, Inc.
- Davy H. Choi
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Balanced MR head bias technique for magneto-resistive preamplifier...
- Publication number 20030193731
- Publication date Oct 16, 2003
- TEXAS INSTRUMENTS INCORPORATED
- Davy H. Choi
- G11 - INFORMATION STORAGE
Information Patent Application
System and method for improving frequency response in a magneto-res...
- Publication number 20020131193
- Publication date Sep 19, 2002
- Davy H. Choi
- G11 - INFORMATION STORAGE

Davy H. Choi

Person

Patents Grantslast 30 patents

Process-insensitive write current generation for a HDD preamplifier...

Method of controlling reader amplifier gain variations of a HDD pre...

Apparatus configured for applying write signals for driving a write...

Method and apparatus for affecting speed of transition of a closed...

Method of reducing a frequency-response peaking of a magneto-resist...

System and method for improving frequency response in a magneto-res...

Current bias voltage sense single ended preamplifier

Temperature and process independent exponential voltage-to-current...

2.5V, 30-100 MHz 7th order equiripple delay continuous-time filter...

Method and apparatus for reducing asymmetry in a signal from a magn...

Linear transconductance circuit having a large linear range

Error estimation circuit and method for providing a read channel er...

Circuit and method for programmably changing the transconductance o...

Exponentiator circuit and method for generating decibel steps of pr...

Method and circuit for calculating metrics for an analog viterbi de...

Rapid power enabling circuit

Delay circuit for a write data precompensator system

Logic gate with matched output rise and fall times and method of co...

System for providing linear time position variations in write preco...

Rectangular-to-sine wave converter

Patents Applicationslast 30 patents

HIDID PreAmp-to-host interface with much reduced I/O lines

Process-insensitive write current generation for a HDD preamplifier...

Apparatus configured for applying write signals for driving a write...

Method of controlling reader amplifier gain variations of a HDD pre...

Balanced MR head bias technique for magneto-resistive preamplifier...

System and method for improving frequency response in a magneto-res...