using Fourier transforms

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CPC
H04N1/3216

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HELECTRICITY H04Electric communication H04NPICTORIAL COMMUNICATION H04N1/00Scanning, transmission or reproduction of documents or the like

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H04N1/3216using Fourier transforms

Industries

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Patents Grantslast 30 patents

Information Patent Grant
System and method for automatic identification of photocopied docum...
- Patent number 11,930,147
- Issue date Mar 12, 2024
- SOTEC CONSULTING SL
- Armando Munoz Utiel
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
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Methods and arrangements for enhancing detection of digital waterma...
- Patent number 11,367,159
- Issue date Jun 21, 2022
- Digimarc Corporation
- Vojtech Holub
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Systems and methods for embedding data in remote session displays
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- Issue date Mar 8, 2022
- Citrix Systems, Inc.
- Hao Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of embedding and extracting watermark data using a correctio...
- Patent number 11,134,167
- Issue date Sep 28, 2021
- Beyontech, Inc
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of extracting watermark data in an image with reference to a...
- Patent number 11,070,700
- Issue date Jul 20, 2021
- Beyontech, Inc
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of embedding watermark data in an image by adjusting a pixel...
- Patent number 11,057,539
- Issue date Jul 6, 2021
- Beyontech, Inc
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Method of embedding and extracting watermark data from original ima...
- Patent number 10,757,292
- Issue date Aug 25, 2020
- Beyontech, Inc
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Synthetic apertures for long-range, sub-diffraction limited visible...
- Patent number 10,694,123
- Issue date Jun 23, 2020
- Northwestern University
- Oliver Strider Cossairt
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Systems and methods for embedding data in remote session displays
- Patent number 10,678,929
- Issue date Jun 9, 2020
- Citrix Systems, Inc.
- Hao Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Audio-based internet search methods and sub-combinations
- Patent number 10,449,797
- Issue date Oct 22, 2019
- Digimarc Corporation
- Geoffrey B. Rhoads
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Image processing device and image processing method for calculating...
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- Issue date Oct 22, 2019
- Panasonic Corporation
- Khang Nguyen
- G01 - MEASURING TESTING
Information Patent Grant
Method of rendering a document secure
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- Issue date Sep 3, 2019
- Advanced Track and Trace
- Jean-Pierre Massicot
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Distributed computing for portable computing devices
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- Issue date May 7, 2019
- Digimarc Corporation
- Ravi K. Sharma
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Distributed computing for portable computing devices
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- Issue date Dec 12, 2017
- Digimarc Corporation
- Ravi K. Sharma
- G05 - CONTROLLING REGULATING
Information Patent Grant
Printer driver separately applying watermark and information
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- Issue date Apr 25, 2017
- Digimarc Corporation
- Geoffrey B. Rhoads
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Video signature creation and matching
- Patent number 9,578,394
- Issue date Feb 21, 2017
- Cisco Technology, Inc.
- Zeev Geyzel
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for inserting, in the fourier domain, a digital watermark in...
- Patent number 9,401,002
- Issue date Jul 26, 2016
- Centre National de la Recherche Scientifique CNRS
- Florent Autrusseau
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Distributed computing for portable computing devices
- Patent number 9,325,819
- Issue date Apr 26, 2016
- Digimarc Corporation
- Ravi K. Sharma
- G05 - CONTROLLING REGULATING
Information Patent Grant
Multiple transform utilization and application for secure digital w...
- Patent number 9,191,205
- Issue date Nov 17, 2015
- Wistaria Trading Ltd
- Scott A. Moskowitz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Multiple transform utilization and application for secure digital w...
- Patent number 9,191,206
- Issue date Nov 17, 2015
- Wistaria Trading Ltd
- Scott A. Moskowitz
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Transmarking of multimedia signals
- Patent number 8,959,352
- Issue date Feb 17, 2015
- Digimarc Corporation
- Kenneth L. Levy
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Method and apparatus for classifying sections of an image into a pl...
- Patent number 8,938,088
- Issue date Jan 20, 2015
- Hitachi Solutions, Ltd.
- Yoshiyasu Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Two dimensional information symbol
- Patent number 8,934,660
- Issue date Jan 13, 2015
- Canon Kabushiki Kaisha
- Paul Joseph Ellis
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method and system for performing transcoding resistant watermarking
- Patent number 8,885,871
- Issue date Nov 11, 2014
- Infosys Limited
- Vijayaraghavan Varadharajan
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Method for increasing the functionality of a media player/recorder...
- Patent number 8,769,297
- Issue date Jul 1, 2014
- Digimarc Corporation
- Geoffrey B. Rhoads
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Grant
Fast signal detection and distributed computing in portable computi...
- Patent number 8,694,049
- Issue date Apr 8, 2014
- Digimarc Corporation
- Ravi K. Sharma
- G05 - CONTROLLING REGULATING
Information Patent Grant
Watermarking of digital images using watermark-indicators
- Patent number 8,660,295
- Issue date Feb 25, 2014
- Google Inc.
- Vivek Seshadri
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing method and image processing apparatus
- Patent number 8,625,857
- Issue date Jan 7, 2014
- Kabushiki Kaisha Toshiba
- Takashi Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Image processing apparatus, image data output processing apparatus...
- Patent number 8,553,929
- Issue date Oct 8, 2013
- Sharp Kabushiki Kaisha
- Kiyoto Motoyama
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Steganographic method and device
- Patent number 8,549,305
- Issue date Oct 1, 2013
- Wistaria Trading, Inc.
- Scott Moskowitz
- G10 - MUSICAL INSTRUMENTS ACOUSTICS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEM FOR DATA SECLUSION IN IMAGE AND AUDIO FILES
- Publication number 20220321737
- Publication date Oct 6, 2022
- Romany Fouad Mansour
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR AUTOMATIC IDENTIFICATION OF PHOTOCOPIED DOCUM...
- Publication number 20220038599
- Publication date Feb 3, 2022
- SOTEC CONSULTING SL
- Armando MUNOZ UTIEL
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
Method of Embedding and Extracting Watermark Data
- Publication number 20200412905
- Publication date Dec 31, 2020
- Beyontech, Inc.
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method of Embedding and Extracting Watermark Data
- Publication number 20200412906
- Publication date Dec 31, 2020
- Beyontech, Inc.
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method of Embedding and Extracting Watermark Data
- Publication number 20200344379
- Publication date Oct 29, 2020
- Beyontech, Inc.
- Joon-ho Sung
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
SYSTEMS AND METHODS FOR EMBEDDING DATA IN REMOTE SESSION DISPLAYS
- Publication number 20200257807
- Publication date Aug 13, 2020
- Citrix Systems, Inc.
- Hao Chen
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD
- Publication number 20170332007
- Publication date Nov 16, 2017
- PANASONIC CORPORATION
- KHANG NGUYEN
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
METHOD OF RENDERING A DOCUMENT SECURE
- Publication number 20160373605
- Publication date Dec 22, 2016
- ADVANCED TRACK AND TRACE
- Jean-Pierre Massicot
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
COMPOSITE INFORMATION BEARING DEVICES
- Publication number 20160321531
- Publication date Nov 3, 2016
- INFOTOO INTERNATIONAL LIMITED
- Tak Wai LAU
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
VIDEO SIGNATURE CREATION AND MATCHING
- Publication number 20160286285
- Publication date Sep 29, 2016
- Cisco Technology, Inc.
- Zeev GEYZEL
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
SYSTEM AND METHOD FOR DIGITAL SIGNAL COMPRESSION
- Publication number 20150244896
- Publication date Aug 27, 2015
- Vor Data Systems, Inc.
- Brons Larson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Method for Inserting a Watermark in an Image and Corresponding Meth...
- Publication number 20150125026
- Publication date May 7, 2015
- Centre National de la Recherche Scientifique-CNRS
- Florent Autrusseau
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DISTRIBUTED COMPUTING FOR PORTABLE COMPUTING DEVICES
- Publication number 20140342773
- Publication date Nov 20, 2014
- Digimarc Corporation
- Ravi K. Sharma
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multiple transform utilization and application for secure digital w...
- Publication number 20140233730
- Publication date Aug 21, 2014
- Scott A. Moskowitz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multiple transform utilization and application for secure digital w...
- Publication number 20140226811
- Publication date Aug 14, 2014
- Scott A. Moskowitz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multiple transform utilization and application for secure digital w...
- Publication number 20140226812
- Publication date Aug 14, 2014
- Scott A. Moskowitz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Multiple transform utilization and application for secure digital w...
- Publication number 20130294641
- Publication date Nov 7, 2013
- Scott A. Moskowitz
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STEGANOGRAPHIC METHOD AND DEVICE
- Publication number 20130195265
- Publication date Aug 1, 2013
- WISTARIA TRADING, INC.
- Scott A. Moskowitz
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Application
METHOD AND SYSTEM FOR PERFORMING TRANSCODING RESISTANT WATERMARKING
- Publication number 20130156255
- Publication date Jun 20, 2013
- INFOSYS LIMITED
- Vijayaraghavan Varadharajan
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
STEGANOGRAPHIC METHOD
- Publication number 20130077817
- Publication date Mar 28, 2013
- CARDYGEN LTD.
- Avraham Naparstek
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROCESSING DEVICE, IMAGE GENERATION DEVICE, IMAGE PROCESSING...
- Publication number 20120300976
- Publication date Nov 29, 2012
- HITACHI SOLUTIONS, LTD.
- Yoshiyasu Tanaka
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
Watermarking and Fingerprinting Digital Content Using Alternative B...
- Publication number 20120237078
- Publication date Sep 20, 2012
- Kaleidescape, Inc.
- Stephen Watson
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Two dimensional information symbol
- Publication number 20120106780
- Publication date May 3, 2012
- Canon Kabushiki Kaisha
- Paul Joseph ELLIS
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Image Watermarking
- Publication number 20120093356
- Publication date Apr 19, 2012
- Google Inc.
- Vivek Seshadri
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
IMAGE PROCESSING METHOD AND IMAGE PROCESSING APPARATUS
- Publication number 20120027264
- Publication date Feb 2, 2012
- Kabushiki Kaisha Toshiba
- Takashi Yamaguchi
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Application
HIDDEN IMAGE SIGNALLING
- Publication number 20110274310
- Publication date Nov 10, 2011
- Geoffrey B. Rhoads
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
CONTENT CONTAINING A STEGANOGRAPHICALLY ENCODED PROCESS IDENTIFIER
- Publication number 20110274270
- Publication date Nov 10, 2011
- Geoffrey B. Rhoads
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
CONTROLLING A DEVICE BASED UPON STEGANOGRAPHICALLY ENCODED DATA
- Publication number 20110276663
- Publication date Nov 10, 2011
- Geoffrey B. Rhoads
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
INSERTING WATERMARKS INTO PORTIONS OF DIGITAL SIGNALS
- Publication number 20110243375
- Publication date Oct 6, 2011
- Geoffrey B. Rhoads
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER
Information Patent Application
CONTROL SIGNALS IN STREAMING AUDIO OR VIDEO INDICATING A WATERMARK
- Publication number 20110194730
- Publication date Aug 11, 2011
- Geoffrey B. Rhoads
- B42 - BOOKBINDING ALBUMS FILES SPECIAL PRINTED MATTER

using Fourier transforms

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

System and method for automatic identification of photocopied docum...

Methods and arrangements for enhancing detection of digital waterma...

Systems and methods for embedding data in remote session displays

Method of embedding and extracting watermark data using a correctio...

Method of extracting watermark data in an image with reference to a...

Method of embedding watermark data in an image by adjusting a pixel...

Method of embedding and extracting watermark data from original ima...

Synthetic apertures for long-range, sub-diffraction limited visible...

Systems and methods for embedding data in remote session displays

Audio-based internet search methods and sub-combinations

Image processing device and image processing method for calculating...

Method of rendering a document secure

Distributed computing for portable computing devices

Distributed computing for portable computing devices

Printer driver separately applying watermark and information

Video signature creation and matching

Method for inserting, in the fourier domain, a digital watermark in...

Distributed computing for portable computing devices

Multiple transform utilization and application for secure digital w...

Multiple transform utilization and application for secure digital w...

Transmarking of multimedia signals

Method and apparatus for classifying sections of an image into a pl...

Two dimensional information symbol

Method and system for performing transcoding resistant watermarking

Method for increasing the functionality of a media player/recorder...

Fast signal detection and distributed computing in portable computi...

Watermarking of digital images using watermark-indicators

Image processing method and image processing apparatus

Image processing apparatus, image data output processing apparatus...

Steganographic method and device

Patents Applicationslast 30 patents

SYSTEM FOR DATA SECLUSION IN IMAGE AND AUDIO FILES

SYSTEM AND METHOD FOR AUTOMATIC IDENTIFICATION OF PHOTOCOPIED DOCUM...

Method of Embedding and Extracting Watermark Data

Method of Embedding and Extracting Watermark Data

Method of Embedding and Extracting Watermark Data

SYSTEMS AND METHODS FOR EMBEDDING DATA IN REMOTE SESSION DISPLAYS

IMAGE PROCESSING DEVICE AND IMAGE PROCESSING METHOD

METHOD OF RENDERING A DOCUMENT SECURE

COMPOSITE INFORMATION BEARING DEVICES

VIDEO SIGNATURE CREATION AND MATCHING

SYSTEM AND METHOD FOR DIGITAL SIGNAL COMPRESSION

Method for Inserting a Watermark in an Image and Corresponding Meth...

DISTRIBUTED COMPUTING FOR PORTABLE COMPUTING DEVICES

Multiple transform utilization and application for secure digital w...

Multiple transform utilization and application for secure digital w...

Multiple transform utilization and application for secure digital w...

Multiple transform utilization and application for secure digital w...

STEGANOGRAPHIC METHOD AND DEVICE

METHOD AND SYSTEM FOR PERFORMING TRANSCODING RESISTANT WATERMARKING

STEGANOGRAPHIC METHOD

IMAGE PROCESSING DEVICE, IMAGE GENERATION DEVICE, IMAGE PROCESSING...

Watermarking and Fingerprinting Digital Content Using Alternative B...

Two dimensional information symbol

Image Watermarking

IMAGE PROCESSING METHOD AND IMAGE PROCESSING APPARATUS

HIDDEN IMAGE SIGNALLING

CONTENT CONTAINING A STEGANOGRAPHICALLY ENCODED PROCESS IDENTIFIER

CONTROLLING A DEVICE BASED UPON STEGANOGRAPHICALLY ENCODED DATA

INSERTING WATERMARKS INTO PORTIONS OF DIGITAL SIGNALS

CONTROL SIGNALS IN STREAMING AUDIO OR VIDEO INDICATING A WATERMARK