Peter Graham Craven

Person

Surrey, GB

People

Patents Grantslast 30 patents

Information Patent Grant
Non linear filter with group delay at pre-response frequency for hi...
- Patent number 11,996,816
- Issue date May 28, 2024
- Lenbrook Industries Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital encapsulation of audio signals
- Patent number 11,710,493
- Issue date Jul 25, 2023
- MQA Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Microphone arrays providing improved horizontal directivity
- Patent number 11,388,510
- Issue date Jul 12, 2022
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Discrete dither
- Patent number 11,095,304
- Issue date Aug 17, 2021
- MQA Limited
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Lossless bandsplitting and bandjoining using allpass filters
- Patent number 10,896,683
- Issue date Jan 19, 2021
- MQA Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Digital encapsulation of audio signals
- Patent number 10,867,614
- Issue date Dec 15, 2020
- MQA Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Non linear filter with group delay at pre-response frequency for hi...
- Patent number 10,763,828
- Issue date Sep 1, 2020
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Digital encapsulation of audio signals
- Patent number 10,115,410
- Issue date Oct 30, 2018
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Transparent lossless audio watermarking
- Patent number 9,940,940
- Issue date Apr 10, 2018
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Lossless embedded additional data
- Patent number 9,870,777
- Issue date Jan 16, 2018
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Doubly compatible lossless audio bandwidth extension
- Patent number 9,548,055
- Issue date Jan 17, 2017
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Prediction of signals
- Patent number 9,106,241
- Issue date Aug 11, 2015
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Lossy coding of signals
- Patent number 8,533,571
- Issue date Sep 10, 2013
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Microphone array
- Patent number 8,406,436
- Issue date Mar 26, 2013
- Peter G. Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Matrix improvements to lossless encoding and decoding
- Patent number 7,193,538
- Issue date Mar 20, 2007
- Dolby Laboratories Licensing Corporation
- Peter Graham Craven
- G11 - INFORMATION STORAGE
Information Patent Grant
Lossless coding method for waveform data
- Patent number 6,891,482
- Issue date May 10, 2005
- Dolby Laboratories Licensing Corporation
- Peter G Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Lossless coding method for waveform data
- Patent number 6,784,812
- Issue date Aug 31, 2004
- Dolby Laboratories Licensing Corporation
- Peter G Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Matrix improvements to lossless encoding and decoding
- Patent number 6,774,820
- Issue date Aug 10, 2004
- Dolby Laboratories Licensing Corporation
- Peter Graham Craven
- G11 - INFORMATION STORAGE
Information Patent Grant
Compensating filters
- Patent number 6,760,451
- Issue date Jul 6, 2004
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Lossless coding method for waveform data
- Patent number 6,664,913
- Issue date Dec 16, 2003
- Dolby Laboratories Licensing Corporation
- Peter G. Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Matrix improvements to lossless encoding and decoding
- Patent number 6,611,212
- Issue date Aug 26, 2003
- Dolby Laboratories Licensing Corp.
- Peter Graham Craven
- G11 - INFORMATION STORAGE
Information Patent Grant
Analogue and digital convertors
- Patent number 6,232,899
- Issue date May 15, 2001
- Cirrus Logic Inc.
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Analogue and digital converters
- Patent number 6,031,481
- Issue date Feb 29, 2000
- B & W Loudspeakers Ltd.
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Data rate control for variable rate compression systems
- Patent number 6,023,233
- Issue date Feb 8, 2000
- Peter G. Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Compensating filters
- Patent number 5,815,580
- Issue date Sep 29, 1998
- Peter G. Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Analogue and digital convertors using pulse edge modulators with no...
- Patent number 5,784,017
- Issue date Jul 21, 1998
- B & W Loudspeakers Ltd.
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Compensating filters
- Patent number 5,627,899
- Issue date May 6, 1997
- Peter G. Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Analogue and digital convertors using pulse edge modulators with no...
- Patent number 5,548,286
- Issue date Aug 20, 1996
- B&W Loudspeakers Ltd.
- Peter G. Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Grant
Compensating filters
- Patent number 5,511,129
- Issue date Apr 23, 1996
- Peter G. Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Patents Applicationslast 30 patents

Information Patent Application
DIGITAL ENCAPSULATION OF AUDIO SIGNALS
- Publication number 20240029749
- Publication date Jan 25, 2024
- MQA Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
MICROPHONE ARRAYS PROVIDING IMPROVED HORIZONTAL DIRECTIVITY
- Publication number 20210289291
- Publication date Sep 16, 2021
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
DIGITAL ENCAPSULATION OF AUDIO SIGNALS
- Publication number 20210193157
- Publication date Jun 24, 2021
- MQA Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
NON LINEAR FILTER WITH GROUP DELAY AT PRE-RESPONSE FREQUENCY FOR HI...
- Publication number 20200395918
- Publication date Dec 17, 2020
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
DIGITAL ENCAPSULATION OF AUDIO SIGNALS
- Publication number 20190057709
- Publication date Feb 21, 2019
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOSSLESS BANDSPLITTING AND BANDJOINING USING ALLPASS FILTERS
- Publication number 20190013032
- Publication date Jan 10, 2019
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
NON LINEAR FILTER WITH GROUP DELAY AT PRE-RESPONSE FREQUENCY FOR HI...
- Publication number 20170346465
- Publication date Nov 30, 2017
- Peter Graham Craven
- G11 - INFORMATION STORAGE
Information Patent Application
TRANSPARENT LOSSLESS AUDIO WATERMARKING
- Publication number 20170116996
- Publication date Apr 27, 2017
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DIGITAL ENCAPSULATION OF AUDIO SIGNALS
- Publication number 20170110141
- Publication date Apr 20, 2017
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
VERSATILE MUSIC DISTRIBUTION
- Publication number 20160005411
- Publication date Jan 7, 2016
- John Robert Stuart
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOSSLESS EMBEDDED ADDITIONAL DATA
- Publication number 20150279378
- Publication date Oct 1, 2015
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
DOUBLY COMPATIBLE LOSSLESS AUDIO BANDWIDTH EXTENSION
- Publication number 20150154969
- Publication date Jun 4, 2015
- Meridian Audio Limited
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
PREDICTION OF SIGNALS
- Publication number 20130051579
- Publication date Feb 28, 2013
- Peter Graham Craven
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
LOSSY CODING OF SIGNALS
- Publication number 20110179338
- Publication date Jul 21, 2011
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
MICROPHONE ARRAY
- Publication number 20100142732
- Publication date Jun 10, 2010
- Peter G. Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOSSLESS CODING METHOD FOR WAVEFORM DATA
- Publication number 20050030207
- Publication date Feb 10, 2005
- Peter Graham Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Matrix improvements to lossless encoding and decoding
- Publication number 20050007262
- Publication date Jan 13, 2005
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
LOSSLESS CODING METHOD FOR WAVEFORM DATA
- Publication number 20040125003
- Publication date Jul 1, 2004
- Peter G. Craven
- H03 - BASIC ELECTRONIC CIRCUITRY
Information Patent Application
Matrix improvements to lossless encoding and decoding
- Publication number 20040070523
- Publication date Apr 15, 2004
- Peter Graham Craven
- H04 - ELECTRIC COMMUNICATION TECHNIQUE

Peter Graham Craven

Person

Patents Grantslast 30 patents

Non linear filter with group delay at pre-response frequency for hi...

Digital encapsulation of audio signals

Microphone arrays providing improved horizontal directivity

Discrete dither

Lossless bandsplitting and bandjoining using allpass filters

Digital encapsulation of audio signals

Non linear filter with group delay at pre-response frequency for hi...

Digital encapsulation of audio signals

Transparent lossless audio watermarking

Lossless embedded additional data

Doubly compatible lossless audio bandwidth extension

Prediction of signals

Lossy coding of signals

Microphone array

Matrix improvements to lossless encoding and decoding

Lossless coding method for waveform data

Lossless coding method for waveform data

Matrix improvements to lossless encoding and decoding

Compensating filters

Lossless coding method for waveform data

Matrix improvements to lossless encoding and decoding

Analogue and digital convertors

Analogue and digital converters

Data rate control for variable rate compression systems

Compensating filters

Analogue and digital convertors using pulse edge modulators with no...

Compensating filters

Analogue and digital convertors using pulse edge modulators with no...

Compensating filters

Patents Applicationslast 30 patents

DIGITAL ENCAPSULATION OF AUDIO SIGNALS

MICROPHONE ARRAYS PROVIDING IMPROVED HORIZONTAL DIRECTIVITY

DIGITAL ENCAPSULATION OF AUDIO SIGNALS

NON LINEAR FILTER WITH GROUP DELAY AT PRE-RESPONSE FREQUENCY FOR HI...

DIGITAL ENCAPSULATION OF AUDIO SIGNALS

LOSSLESS BANDSPLITTING AND BANDJOINING USING ALLPASS FILTERS

NON LINEAR FILTER WITH GROUP DELAY AT PRE-RESPONSE FREQUENCY FOR HI...

TRANSPARENT LOSSLESS AUDIO WATERMARKING

DIGITAL ENCAPSULATION OF AUDIO SIGNALS

VERSATILE MUSIC DISTRIBUTION

LOSSLESS EMBEDDED ADDITIONAL DATA

DOUBLY COMPATIBLE LOSSLESS AUDIO BANDWIDTH EXTENSION

PREDICTION OF SIGNALS

LOSSY CODING OF SIGNALS

MICROPHONE ARRAY

LOSSLESS CODING METHOD FOR WAVEFORM DATA

Matrix improvements to lossless encoding and decoding

LOSSLESS CODING METHOD FOR WAVEFORM DATA

Matrix improvements to lossless encoding and decoding