ClassID:

229073

H04N1/3217 - CPC Classification

Classification description:

Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof; Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device; Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp; Methods relating to embedding, encoding, decoding, detection or retrieval operations; Transform domain methods using wavelet transforms

Recent Application in this class:
#1
20230177646
2023-06-08

IMAGE PROCESSING METHOD AND APPARATUS

#2
20210019915
2021-01-21

Processing display data for transmission

#3
20170359478
2017-12-14

Automated wavelet-based data compression systems and methods

#4
20120128199
2012-05-24

Watermark information embedding device, watermark information processing system, watermark information embedding method, and program

#5
20110167274
2011-07-07

Providing services to devices using a ZigBee network

#6
20110150268
2011-06-23

Perceptual modeling of media signals for data hiding

#7
20110019907
2011-01-27

Method for identifying marked images using statistical moments based at least in part on a JPEG array

#8
20100266157
2010-10-21

METHOD FOR EMBEDDING WATERMARK INTO AN IMAGE AND DIGITAL VIDEO RECORDER USING SAID METHOD

#9
20090252370
2009-10-08

Video watermark detection

#10
20090207920
2009-08-20

Perceptual modeling of media signals for data hiding

#11
20090136083
2009-05-28

Coefficient Selection for Video Watermarking

#12
20090080689
2009-03-26

Watermarking encoded content

#13
20080292134
2008-11-27

Wavelet domain watermarks

#14
20080226124
2008-09-18

Method For Inserting and Extracting Multi-Bit Fingerprint Based on Wavelet

#15
20080226121
2008-09-18

Watermarking using multiple watermarks and keys, including keys dependent on the host signal

#16
20080222419
2008-09-11

Content Management of Public/Private Content, Including Use of Digital Watermarks to Access Private Content

#17
20080025564
2008-01-31

Apparatus and method for watermarking using elemental images of integrated image having three-dimensional information

#18
20070237354
2007-10-11

Digital watermarking of picture identity documents using Eigenface vectors of Eigenface facial features of the document facial image as the watermark key

#19
20070196024
2007-08-23

Digital Authentication with Digital and Analog Documents

#20
20070189608
2007-08-16

Method for identifying marked images using statistical moments based at least in part on a JPEG array

#21
20070183622
2007-08-09

Perceptual modeling of media signals for data hiding

#22
20070140524
2007-06-21

Image watermarking based on sequency and wavelet transforms

#23
20060239504
2006-10-26

Automated digital watermarking methods using neural networks

#24
20060227996
2006-10-12

Electronic watermark generating apparatus, method, and program for generating electronic watermark

#25
20060120558
2006-06-08

System and method for lossless data hiding using the integer wavelet transform

#26
20060104474
2006-05-18

Method, apparatus and system for authenticating images by digitally signing hidden messages near the time of image capture

#27
20060069919
2006-03-30

Derivation and quantization of robust non-local characteristics for blind watermarking

#28
20060067561
2006-03-30

Image processing apparatus, image processing method, and computer product

#29
20060059356
2006-03-16

Derivation and quantization of robust non-local characteristics for blind watermarking

#30
20060059354
2006-03-16

Derivation and quantization of robust non-local characteristics for blind watermarking

#31
20060059353
2006-03-16

Derivation and quantization of robust non-local characteristics for blind watermarking

#32
20050244032
2005-11-03

System and method for reversible data hiding based on integer wavelet spread spectrum

#33
20050212930
2005-09-29

Method and system to process a digital image

#34
20050180598
2005-08-18

Embedding data in material

#35
20050129271
2005-06-16

System and method for robust lossless data hiding and recovering from the integer wavelet representation

#36
20050125671
2005-06-09

Derivation and quantization of robust non-local characteristics for blind watermarking

#37
20050108545
2005-05-19

Derivation and quantization of robust non-local characteristics for blind watermarking

#38
20050108544
2005-05-19

Derivation and quantization of robust non-local characteristics for blind watermarking

#39
20050108543
2005-05-19

Derivation and quantization of robust non-local characteristics for blind watermarking

#40
20050105733
2005-05-19

Derivation and quantization of robust non-local characteristics for blind watermarking

#41
20050086489
2005-04-21

Derivation and quantization of robust non-local characteristics for blind watermarking

#42
20050074139
2005-04-07

Method for embedding and extracting digital watermark on lowest wavelet subband

#43
20050053239
2005-03-10

Digital watermarking which allows tampering to be detected on a block-specific basis

#44
20050018876
2005-01-27

Determination of a segmentation of a digital signal for inserting watermarking signals and the associated insertion