Raymond L. Barrett Jr.

Person

Ft. Lauderdale, FL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Method and apparatus for creating a radio frequency filter
- Patent number 6,768,398
- Issue date Jul 27, 2004
- Motorola, Inc.
- Edgar Herbert Callaway
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Sigma delta FM ratio detector
- Patent number 6,573,782
- Issue date Jun 3, 2003
- Motorola, Inc.
- Raymond Louis Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Selective call receiver having an apparatus for modifying an analog...
- Patent number 6,275,540
- Issue date Aug 14, 2001
- Motorola, Inc.
- Raymond Louis Barrett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Binary random number generator
- Patent number 6,218,973
- Issue date Apr 17, 2001
- Motorola, Inc.
- Raymond Louis Barrett
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Low power precision current reference
- Patent number 6,087,894
- Issue date Jul 11, 2000
- Motorola, Inc.
- Raymond Louis Barrett
- G05 - CONTROLLING REGULATING
Information Patent Grant
Low power precision voltage splitter
- Patent number 5,880,619
- Issue date Mar 9, 1999
- Motorola, Inc.
- Raymond Louis Barrett
- G05 - CONTROLLING REGULATING
Information Patent Grant
Band-pass sigma-delta converter and commutating filter therefor
- Patent number 5,841,822
- Issue date Nov 24, 1998
- Motorola, Inc.
- James Gregory Mittel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for frequency synthesis
- Patent number 5,825,213
- Issue date Oct 20, 1998
- Motorola, Inc.
- Raymond Louis Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Two's complement digital to analog converter
- Patent number 5,805,095
- Issue date Sep 8, 1998
- Motorola, Inc.
- Scott Robert Humphreys
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for extending an operating frequency range of...
- Patent number 5,793,825
- Issue date Aug 11, 1998
- Motorola, Inc.
- Scott Robert Humphreys
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Resistorless operational transconductance amplifier circuit
- Patent number 5,789,973
- Issue date Aug 4, 1998
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Fast starting oscillator
- Patent number 5,770,980
- Issue date Jun 23, 1998
- Motorola, Inc.
- Raymond Louis Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Band-pass sigma-delta converter and commutating filter therefor
- Patent number 5,768,315
- Issue date Jun 16, 1998
- Motorola, Inc.
- James Gregory Mittel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for controlling a phase lock loop
- Patent number 5,754,598
- Issue date May 19, 1998
- Motorola, Inc.
- Raymond Louis Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Apparatus for preforming discrete-time analog queuing and computing...
- Patent number 5,651,037
- Issue date Jul 22, 1997
- Motorola, Inc.
- Raymond Louis Barrett
- F02 - COMBUSTION ENGINES HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
Information Patent Grant
Hybrid analog-digital phase error detector
- Patent number 5,644,743
- Issue date Jul 1, 1997
- Motorola, Inc.
- Raymond Louis Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Boot-strapped cascode current mirror
- Patent number 5,640,681
- Issue date Jun 17, 1997
- Motorola, Inc.
- Raymond Louis Barrett
- G05 - CONTROLLING REGULATING
Information Patent Grant
Method and apparatus for generating multiple signals at multiple fr...
- Patent number 5,630,222
- Issue date May 13, 1997
- Motorola Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current mirror and self-starting reference current generator
- Patent number 5,612,614
- Issue date Mar 18, 1997
- Motorola Inc.
- Raymond L. Barrett
- G05 - CONTROLLING REGULATING
Information Patent Grant
Controlled tracking of oscillators in a circuit with multiple frequ...
- Patent number 5,610,558
- Issue date Mar 11, 1997
- Motorola, Inc.
- James G. Mittel
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Discrete time digital phase locked loop
- Patent number 5,576,664
- Issue date Nov 19, 1996
- Motorola, Inc.
- Barry W. Herold
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Current controlled variable frequency oscillator having an improved...
- Patent number 5,564,089
- Issue date Oct 8, 1996
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Method and apparatus for driving an active addressed display
- Patent number 5,563,623
- Issue date Oct 8, 1996
- Motorola, Inc.
- Raymond L. Barrett
- G09 - EDUCATION CRYPTOGRAPHY DISPLAY ADVERTISING SEALS
Information Patent Grant
Method and apparatus for determining an instantaneous phase differe...
- Patent number 5,552,750
- Issue date Sep 3, 1996
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Operational transconductance amplifier track and hold system
- Patent number 5,483,687
- Issue date Jan 9, 1996
- Motorola, Inc.
- Raymond L. Barrett
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Frequency walled phase lock loop
- Patent number 5,422,911
- Issue date Jun 6, 1995
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Self-biasing boot-strapped cascode amplifier
- Patent number 5,412,336
- Issue date May 2, 1995
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Complementary cascode push-pull amplifier
- Patent number 5,373,249
- Issue date Dec 13, 1994
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Operational transconductance amplifier with matched outputs
- Patent number 5,363,061
- Issue date Nov 8, 1994
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Self limiting and self biasing operational transconductance amplifier
- Patent number 5,361,040
- Issue date Nov 1, 1994
- Motorola, Inc.
- Raymond L. Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Method and apparatus for creating a radio frequency filter
- Publication number 20030107458
- Publication date Jun 12, 2003
- MOTOROLA, INC.
- Edgar Herbert Callaway
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Sigma delta FM ratio detector
- Publication number 20020101281
- Publication date Aug 1, 2002
- Raymond Louis Barrett
- H03 - BASIC ELECTRONIC CIRCUITRY

Raymond L. Barrett Jr.

Person

Patents Grantslast 30 patents

Method and apparatus for creating a radio frequency filter

Sigma delta FM ratio detector

Selective call receiver having an apparatus for modifying an analog...

Binary random number generator

Low power precision current reference

Low power precision voltage splitter

Band-pass sigma-delta converter and commutating filter therefor

Method and apparatus for frequency synthesis

Two's complement digital to analog converter

Method and apparatus for extending an operating frequency range of...

Resistorless operational transconductance amplifier circuit

Fast starting oscillator

Band-pass sigma-delta converter and commutating filter therefor

Method and apparatus for controlling a phase lock loop

Apparatus for preforming discrete-time analog queuing and computing...

Hybrid analog-digital phase error detector

Boot-strapped cascode current mirror

Method and apparatus for generating multiple signals at multiple fr...

Current mirror and self-starting reference current generator

Controlled tracking of oscillators in a circuit with multiple frequ...

Discrete time digital phase locked loop

Current controlled variable frequency oscillator having an improved...

Method and apparatus for driving an active addressed display

Method and apparatus for determining an instantaneous phase differe...

Operational transconductance amplifier track and hold system

Frequency walled phase lock loop

Self-biasing boot-strapped cascode amplifier

Complementary cascode push-pull amplifier

Operational transconductance amplifier with matched outputs

Self limiting and self biasing operational transconductance amplifier

Patents Applicationslast 30 patents

Method and apparatus for creating a radio frequency filter

Sigma delta FM ratio detector