Lawrence Heyl

Person

Colchester, VT, US

People

Patents Grantslast 30 patents

Information Patent Grant
Systems and methods for coordinating and administering self tests o...
- Patent number 10,380,878
- Issue date Aug 13, 2019
- Google LLC
- Daniel Adam Warren
- G08 - SIGNALLING
Information Patent Grant
Light sensor readout system and method of converting light into ele...
- Patent number 10,320,347
- Issue date Jun 11, 2019
- Google LLC
- Morakinyo John Aina
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Device with precision frequency stabilized audible alarm circuit
- Patent number 10,121,333
- Issue date Nov 6, 2018
- Google LLC
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for self-administering a sound test
- Patent number 9,953,516
- Issue date Apr 24, 2018
- Google LLC
- Daniel Adam Warren
- G08 - SIGNALLING
Information Patent Grant
Systems and methods for coordinating and administering self tests o...
- Patent number 9,898,922
- Issue date Feb 20, 2018
- Google LLC
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for coordinating and administering self tests o...
- Patent number 9,886,843
- Issue date Feb 6, 2018
- Google LLC
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Light sensor readout system and method of converting light into ele...
- Patent number 9,780,743
- Issue date Oct 3, 2017
- Google Inc.
- Morakinyo John Aina
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Systems and methods for coordinating and administering self tests o...
- Patent number 9,454,893
- Issue date Sep 27, 2016
- Google Inc.
- Daniel Adam Warren
- G08 - SIGNALLING
Information Patent Grant
Systems and methods for providing device-to-device handshaking thro...
- Patent number 8,812,883
- Issue date Aug 19, 2014
- Apple Inc.
- Doug Farrar
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Mode switching noise cancellation for microphone-speaker combinatio...
- Patent number 8,369,534
- Issue date Feb 5, 2013
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Noise cancellation for microphone-speaker combinations using combin...
- Patent number 8,358,788
- Issue date Jan 22, 2013
- Apple Inc.
- Lawrence F. Heyl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Differential mode noise cancellation with active real-time control...
- Patent number 8,340,312
- Issue date Dec 25, 2012
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for providing device-to-device handshaking thro...
- Patent number 8,332,664
- Issue date Dec 11, 2012
- Apple Inc.
- Doug Farrar
- Y02 - TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMA...
Information Patent Grant
Mode switching noise cancellation for microphone-speaker combinatio...
- Patent number 8,150,058
- Issue date Apr 3, 2012
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and systems for implementing a Digital-to-Analog Converter
- Patent number 7,358,884
- Issue date Apr 15, 2008
- Apple Inc.
- Lawrence Frederick Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reduced complexity audio mixing apparatus
- Patent number 7,039,203
- Issue date May 2, 2006
- Apple Computer, Inc.
- Lawrence F. Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Reduced complexity audio mixing apparatus
- Patent number 6,404,892
- Issue date Jun 11, 2002
- Apple Computer, Inc.
- Lawrence F. Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Host-controlled power management of a computer sound system
- Patent number 5,887,177
- Issue date Mar 23, 1999
- Apple Computer, Inc.
- Lawrence Frederick Heyl
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Audio codec with digital level adjustment and flexible channel assi...
- Patent number 5,774,567
- Issue date Jun 30, 1998
- Apple Computer, Inc.
- Lawrence F. Heyl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio signal conversion using frequency band division
- Patent number 5,631,966
- Issue date May 20, 1997
- Apple Computer, Inc.
- Lawrence F. Heyl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
System for inexpensive phase coherent subcarrier generation
- Patent number 5,621,472
- Issue date Apr 15, 1997
- Apple Computer, Inc.
- Henry N. Kannapell
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Direct digital synthesis of video signal recording waveforms from b...
- Patent number 5,621,535
- Issue date Apr 15, 1997
- Apple Computer, Inc.
- Lawrence F. Heyl
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for reproducing sound with a reduced dynamic range
- Patent number 5,613,010
- Issue date Mar 18, 1997
- Apple Computer, Inc.
- Lawrence F. Heyl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and apparatus for combining a multiple-bit digital audio sig...
- Patent number 5,598,353
- Issue date Jan 28, 1997
- Apple Computer, Inc.
- Lawrence F. Heyl
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for synchronized presentation of video and audio...
- Patent number 5,570,296
- Issue date Oct 29, 1996
- Apple Computer, Inc.
- Lawrence F. Heyl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Methods and apparatus for connecting and conditioning audio signals
- Patent number 5,517,572
- Issue date May 14, 1996
- Apple Computer, Inc.
- Lawrence F. Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
System for processing and recording digital color television signal...
- Patent number 5,508,812
- Issue date Apr 16, 1996
- Apple Computer, Inc.
- David K. Stevenson
- G11 - INFORMATION STORAGE
Information Patent Grant
Time division multiplexed video recording and playback system
- Patent number 5,486,929
- Issue date Jan 23, 1996
- Apple Computer, Inc.
- Lawrence F. Heyl
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Audio peripheral mixer circuit and method for noise reduction
- Patent number 5,440,643
- Issue date Aug 8, 1995
- Apple Computer, Inc.
- David F. Wilson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Muting of computer sound system during power cycling
- Patent number 5,424,678
- Issue date Jun 13, 1995
- Apple Computer, Inc.
- Lawrence F. Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY

Patents Applicationslast 30 patents

Information Patent Application
Reduced Complexity Implementation for Acoustic Noise Canceling
- Publication number 20240054988
- Publication date Feb 15, 2024
- Google LLC
- Abhijit Shah
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
SYSTEMS AND METHODS FOR COORDINATING AND ADMINISTERING SELF TESTS O...
- Publication number 20180197404
- Publication date Jul 12, 2018
- Google LLC
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DEVICE WITH PRECISION FREQUENCY STABILIZED AUDIBLE ALARM CIRCUIT
- Publication number 20180033258
- Publication date Feb 1, 2018
- Google Inc.
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NEURAL NETWORK FOR RECOGNITION OF SIGNALS IN MULTIPLE SENSORY DOMAINS
- Publication number 20180018970
- Publication date Jan 18, 2018
- Google Inc.
- Lawrence Heyl
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LIGHT SENSOR READOUT SYSTEM AND METHOD OF CONVERTING LIGHT INTO ELE...
- Publication number 20170353164
- Publication date Dec 7, 2017
- Google Inc.
- Morakinyo John Aina
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DEVICE WITH PRECISION FREQUENCY STABILIZED AUDIBLE ALARM CIRCUIT
- Publication number 20170193762
- Publication date Jul 6, 2017
- Google Inc.
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LIGHT SENSOR READOUT SYSTEM AND METHOD OF CONVERTING LIGHT INTO ELE...
- Publication number 20170117859
- Publication date Apr 27, 2017
- Google Inc.
- Morakinyo John Aina
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
SYSTEMS AND METHODS FOR COORDINATING AND ADMINISTERING SELF TESTS O...
- Publication number 20160364977
- Publication date Dec 15, 2016
- Google Inc.
- Daniel Adam Warren
- G08 - SIGNALLING
Information Patent Application
SYSTEMS AND METHODS FOR COORDINATING AND ADMINISTERING SELF TESTS O...
- Publication number 20160364978
- Publication date Dec 15, 2016
- Google Inc.
- Daniel Adam Warren
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEMS AND METHODS FOR SELF-ADMINISTERING A SOUND TEST
- Publication number 20160343242
- Publication date Nov 24, 2016
- Google Inc.
- Daniel Adam Warren
- G08 - SIGNALLING
Information Patent Application
SYSTEMS AND METHODS FOR PROVIDING DEVICE-TO-DEVICE HANDSHAKING THRO...
- Publication number 20140351622
- Publication date Nov 27, 2014
- Doug Farrar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR PROVIDING DEVICE-TO-DEVICE HANDSHAKING THRO...
- Publication number 20130013940
- Publication date Jan 10, 2013
- Apple Inc.
- Doug Farrar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
MODE SWITCHING NOISE CANCELLATION FOR MICROPHONE-SPEAKER COMBINATIO...
- Publication number 20120183159
- Publication date Jul 19, 2012
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
NOISE CANCELLATION FOR MICROPHONE-SPEAKER COMBINATIONS USING COMBIN...
- Publication number 20110033056
- Publication date Feb 10, 2011
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Differential mode noise cancellation with active real-time control...
- Publication number 20110033064
- Publication date Feb 10, 2011
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MODE SWITCHING NOISE CANCELLATION FOR MICROPHONE-SPEAKER COMBINATIO...
- Publication number 20110033060
- Publication date Feb 10, 2011
- Apple Inc.
- Timothy M. Johnson
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for altering speech during cellular phone use
- Publication number 20090171670
- Publication date Jul 2, 2009
- Apple Inc.
- Robert Bailey
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Systems and methods for providing device-to-device handshaking thro...
- Publication number 20080309313
- Publication date Dec 18, 2008
- Apple Inc.
- Doug Farrar
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
METHODS AND SYSTEMS FOR IMPLEMENTING A DIGITAL-TO-ANALOG CONVERTER
- Publication number 20080084343
- Publication date Apr 10, 2008
- Lawrence Frederick Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Microphone elements for a computing system
- Publication number 20030033153
- Publication date Feb 13, 2003
- APPLE COMPUTER, INC.
- Robert N. Olson
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
Reduced complexity audio mixing apparatus
- Publication number 20020057809
- Publication date May 16, 2002
- Lawrence F. Heyl
- H03 - BASIC ELECTRONIC CIRCUITRY

Lawrence Heyl

Person

Patents Grantslast 30 patents

Systems and methods for coordinating and administering self tests o...

Light sensor readout system and method of converting light into ele...

Device with precision frequency stabilized audible alarm circuit

Systems and methods for self-administering a sound test

Systems and methods for coordinating and administering self tests o...

Systems and methods for coordinating and administering self tests o...

Light sensor readout system and method of converting light into ele...

Systems and methods for coordinating and administering self tests o...

Systems and methods for providing device-to-device handshaking thro...

Mode switching noise cancellation for microphone-speaker combinatio...

Noise cancellation for microphone-speaker combinations using combin...

Differential mode noise cancellation with active real-time control...

Systems and methods for providing device-to-device handshaking thro...

Mode switching noise cancellation for microphone-speaker combinatio...

Methods and systems for implementing a Digital-to-Analog Converter

Reduced complexity audio mixing apparatus

Reduced complexity audio mixing apparatus

Host-controlled power management of a computer sound system

Audio codec with digital level adjustment and flexible channel assi...

Audio signal conversion using frequency band division

System for inexpensive phase coherent subcarrier generation

Direct digital synthesis of video signal recording waveforms from b...

Apparatus for reproducing sound with a reduced dynamic range

Method and apparatus for combining a multiple-bit digital audio sig...

System and method for synchronized presentation of video and audio...

Methods and apparatus for connecting and conditioning audio signals

System for processing and recording digital color television signal...

Time division multiplexed video recording and playback system

Audio peripheral mixer circuit and method for noise reduction

Muting of computer sound system during power cycling

Patents Applicationslast 30 patents

Reduced Complexity Implementation for Acoustic Noise Canceling

SYSTEMS AND METHODS FOR COORDINATING AND ADMINISTERING SELF TESTS O...

DEVICE WITH PRECISION FREQUENCY STABILIZED AUDIBLE ALARM CIRCUIT

NEURAL NETWORK FOR RECOGNITION OF SIGNALS IN MULTIPLE SENSORY DOMAINS

LIGHT SENSOR READOUT SYSTEM AND METHOD OF CONVERTING LIGHT INTO ELE...

DEVICE WITH PRECISION FREQUENCY STABILIZED AUDIBLE ALARM CIRCUIT

LIGHT SENSOR READOUT SYSTEM AND METHOD OF CONVERTING LIGHT INTO ELE...

SYSTEMS AND METHODS FOR COORDINATING AND ADMINISTERING SELF TESTS O...

SYSTEMS AND METHODS FOR COORDINATING AND ADMINISTERING SELF TESTS O...

SYSTEMS AND METHODS FOR SELF-ADMINISTERING A SOUND TEST

SYSTEMS AND METHODS FOR PROVIDING DEVICE-TO-DEVICE HANDSHAKING THRO...

SYSTEMS AND METHODS FOR PROVIDING DEVICE-TO-DEVICE HANDSHAKING THRO...

MODE SWITCHING NOISE CANCELLATION FOR MICROPHONE-SPEAKER COMBINATIO...

NOISE CANCELLATION FOR MICROPHONE-SPEAKER COMBINATIONS USING COMBIN...

Differential mode noise cancellation with active real-time control...

MODE SWITCHING NOISE CANCELLATION FOR MICROPHONE-SPEAKER COMBINATIO...

Systems and methods for altering speech during cellular phone use

Systems and methods for providing device-to-device handshaking thro...

METHODS AND SYSTEMS FOR IMPLEMENTING A DIGITAL-TO-ANALOG CONVERTER

Microphone elements for a computing system

Reduced complexity audio mixing apparatus