Andrew D. Davies

Person

Rochester, MN, US

People

Patents Grantslast 30 patents

Information Patent Grant
High frequency AC coupled self-biased divider
- Patent number 11,750,180
- Issue date Sep 5, 2023
- International Business Machines Corporation
- James Strom
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Current-mode frequency translation circuit with programmable gain
- Patent number 11,539,347
- Issue date Dec 27, 2022
- International Business Machines Corporation
- Sudipto Chakraborty
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Voltage-controlled oscillator with centertap bias
- Patent number 11,496,094
- Issue date Nov 8, 2022
- International Business Machines Corporation
- James Strom
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Implementing cascade level shifter for analog voltage
- Patent number 10,326,450
- Issue date Jun 18, 2019
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
VCO selection and amplitude management using center tap inductor
- Patent number 10,116,260
- Issue date Oct 30, 2018
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Implementing clock receiver with low jitter and enhanced duty cycle
- Patent number 9,571,069
- Issue date Feb 14, 2017
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Implementing clock receiver with low jitter and enhanced duty cycle
- Patent number 9,438,209
- Issue date Sep 6, 2016
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Variable frequency oscillator with specialized inverter stages
- Patent number 9,059,660
- Issue date Jun 16, 2015
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Unlock mode in source synchronous receivers
- Patent number 7,940,878
- Issue date May 10, 2011
- International Business Machines Corporation
- Steven J. Baumgartner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transimpedance amplifier with linearized transconductance feedback
- Patent number 7,202,732
- Issue date Apr 10, 2007
- JDS Uniphase Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Asynchronous pipeline control interface using tag values to control...
- Patent number 6,925,549
- Issue date Aug 2, 2005
- International Business Machines Corporation
- Peter William Cook
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method for elimination of parasitic bipolar action in silicon on in...
- Patent number 6,808,998
- Issue date Oct 26, 2004
- International Business Machines Corporation
- Salvatore N. Storino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
High speed microprocessor zero detection circuit with 32-bit and 64...
- Patent number 6,502,119
- Issue date Dec 31, 2002
- International Business Machines Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Programmable timing boundary in dynamic circuits
- Patent number 6,462,581
- Issue date Oct 8, 2002
- International Business Machines Corporation
- Andrew Douglas Davies
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Charge booster for CMOS dynamic circuits
- Patent number 6,407,584
- Issue date Jun 18, 2002
- International Business Machines Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for elimination of parasitic bipolar action in...
- Patent number 6,365,934
- Issue date Apr 2, 2002
- International Business Machines Corporation
- Salvatore N. Storino
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method and apparatus for reducing bipolar current effects in silico...
- Patent number 6,337,584
- Issue date Jan 8, 2002
- International Business Machines Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Cross-coupled dual rail dynamic logic circuit
- Patent number 6,329,846
- Issue date Dec 11, 2001
- International Business Machines Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for enhancing noise tolerance in dynamic silic...
- Patent number 6,326,814
- Issue date Dec 4, 2001
- International Business Machines Corporation
- Daniel Lawrence Stasiak
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Methods and apparatus for bipolar elimination in silicon-on-insulat...
- Patent number 6,094,072
- Issue date Jul 25, 2000
- International Business Machines Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
HIGH FREQUENCY AC COUPLED SELF-BIASED DIVIDER
- Publication number 20230073824
- Publication date Mar 9, 2023
- International Business Machines Corporation
- James STROM
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VOLTAGE-CONTROLLED OSCILLATOR WITH CENTERTAP BIAS
- Publication number 20220345085
- Publication date Oct 27, 2022
- International Business Machines Corporation
- James Strom
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
IMPLEMENTING CASCADE LEVEL SHIFTER FOR ANALOG VOLTAGE
- Publication number 20180358969
- Publication date Dec 13, 2018
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VCO SELECTION AND AMPLITUDE MANAGEMENT USING CENTER TAP INDUCTOR
- Publication number 20170179884
- Publication date Jun 22, 2017
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
IMPLEMENTING CLOCK RECEIVER WITH LOW JITTER AND ENHANCED DUTY CYCLE
- Publication number 20160191023
- Publication date Jun 30, 2016
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
IMPLEMENTING CLOCK RECEIVER WITH LOW JITTER AND ENHANCED DUTY CYCLE
- Publication number 20160191024
- Publication date Jun 30, 2016
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
VARIABLE FREQUENCY OSCILLATOR WITH SPECIALIZED INVERTER STAGES
- Publication number 20150171790
- Publication date Jun 18, 2015
- International Business Machines Corporation
- Andrew D. Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Unlock Mode in Source Synchronous Receivers
- Publication number 20080205570
- Publication date Aug 28, 2008
- Steven J. Baumgartner
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Transimpedance amplifier with linearized transconductance feedback
- Publication number 20050128006
- Publication date Jun 16, 2005
- JDS Uniphase Corporation
- Andrew Douglas Davies
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Method and apparatus for implementing noise immunity and minimizing...
- Publication number 20030191619
- Publication date Oct 9, 2003
- International Business Machines Corporation
- Andrew Douglas Davies
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Scanning an allowed value into a group of latches
- Publication number 20030110431
- Publication date Jun 12, 2003
- International Business Machines Corporation
- Andrew Douglas Davies
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Asynchronous pipeline control interface
- Publication number 20020083298
- Publication date Jun 27, 2002
- Peter William Cook
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for elimination of parasitic bipolar action in silicon on in...
- Publication number 20010000921
- Publication date May 10, 2001
- International Business Machines Corporation
- Salvatore N. Storino
- H01 - BASIC ELECTRIC ELEMENTS

Andrew D. Davies

Person

Patents Grantslast 30 patents

High frequency AC coupled self-biased divider

Current-mode frequency translation circuit with programmable gain

Voltage-controlled oscillator with centertap bias

Implementing cascade level shifter for analog voltage

VCO selection and amplitude management using center tap inductor

Implementing clock receiver with low jitter and enhanced duty cycle

Implementing clock receiver with low jitter and enhanced duty cycle

Variable frequency oscillator with specialized inverter stages

Unlock mode in source synchronous receivers

Transimpedance amplifier with linearized transconductance feedback

Asynchronous pipeline control interface using tag values to control...

Method for elimination of parasitic bipolar action in silicon on in...

High speed microprocessor zero detection circuit with 32-bit and 64...

Programmable timing boundary in dynamic circuits

Charge booster for CMOS dynamic circuits

Method and apparatus for elimination of parasitic bipolar action in...

Method and apparatus for reducing bipolar current effects in silico...

Cross-coupled dual rail dynamic logic circuit

Method and apparatus for enhancing noise tolerance in dynamic silic...

Methods and apparatus for bipolar elimination in silicon-on-insulat...

Patents Applicationslast 30 patents

HIGH FREQUENCY AC COUPLED SELF-BIASED DIVIDER

VOLTAGE-CONTROLLED OSCILLATOR WITH CENTERTAP BIAS

IMPLEMENTING CASCADE LEVEL SHIFTER FOR ANALOG VOLTAGE

VCO SELECTION AND AMPLITUDE MANAGEMENT USING CENTER TAP INDUCTOR

IMPLEMENTING CLOCK RECEIVER WITH LOW JITTER AND ENHANCED DUTY CYCLE

IMPLEMENTING CLOCK RECEIVER WITH LOW JITTER AND ENHANCED DUTY CYCLE

VARIABLE FREQUENCY OSCILLATOR WITH SPECIALIZED INVERTER STAGES

Unlock Mode in Source Synchronous Receivers

Transimpedance amplifier with linearized transconductance feedback

Method and apparatus for implementing noise immunity and minimizing...

Scanning an allowed value into a group of latches

Asynchronous pipeline control interface

Method for elimination of parasitic bipolar action in silicon on in...