223426 ⎘
Details of transmission systems, not covered by a single one of groups - ; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect
Low complexity dense transient events detection and coding
#2Spread spectrum acoustic communication techniques
#3Split gain shape vector coding
#4Split gain shape vector coding
#5Apparatus for encoding/decoding multichannel signal and method thereof
#6Split gain shape vector coding
#7Apparatus for encoding/decoding multichannel signal and method thereof
#8Compressing and decompressing signal data
#9Compressing and decompressing signal data
#10Audio processing method and apparatus by utilizing a partition domain spreading function table stored in three linear arrays for reducing storage
#11Adaptive tuning of the perceptual model
#12Apparatus for encoding/decoding multichannel signal and method thereof
#13MUSIC METHODS AND SYSTEMS
#14Apparatus for encoding/decoding multichannel signal and method thereof
#15Inserting watermarks into portions of digital signals
#16Audio and video signal processing
#17Audio processing
#18Steganographic encoding for video and images
#19Printing media and methods employing digital watermarking
#20Methods and systems for steganographic processing
#21Methods for analyzing electronic media including video and audio
#22Methods and apparatus to process imagery or audio content
#23Adaptive tuning of the perceptual model
#24Synchronizing rendering of multimedia content
#25Methods for audio watermarking and decoding
#26Methods and arrangements for composing information-carrying artwork
#27Arbitrary shaping of temporal noise envelope without side-information utilizing unchanged quantization
#28Processing data representing video and audio and methods related thereto
#29Hiding and detecting messages in media signals
#30Embedding hidden auxiliary information in media
#31Methods and systems for steganographic processing
#32Methods for managing content using intentional degradation and insertion of steganographic codes
#33Audio encoding device, method, and program which controls the number of time groups in a frame using three successive time group energies
#34Transmitting multimedia with R-tree-based multidimensional hierarchical categorization trees to compress images
#35Methods, objects and apparatus employing machine readable data
#36Analyzing audio, including analyzing streaming audio signals
#37Detecting hidden auxiliary code signals in media
#38Processing data representing video and audio and methods and apparatus related thereto
#39Methods and apparatus to process video and audio media
#40Apparatus and methods to process video or audio
#41Methods for marking images
#42Steganographic encoding and detecting for video signals
#43Audio encoding to convey auxiliary information, and media embodying same
#44Methods for analyzing electronic media including video and audio
#45Methods, objects and apparatus employing machine readable data
#46Providing reports associated with video and audio content
#47Watermarking to convey auxiliary information, and media embodying same
#48Monitoring of video or audio based on in-band and out-of-band data
#49Documents and apparatus to encode documents
#50Audio encoding to convey auxiliary information, and decoding of same
#51Methods and systems for steganographic processing
#52Methods and tangible objects employing machine readable data in photo-reactive materials
#53Media and methods employing steganographic marking
#54Methods and tangible objects employing machine readable data
#55Documents, articles and authentication of documents and articles
#56Embedding hidden auxiliary code signals in media
#57Methods and apparatus to process media
#58Method and apparatus for coding audio signal
#59Methods and systems for inserting watermarks in digital signals
#60Record carrier having an encoded wide-band digital audio signal recorded thereon
#61Method and system for managing and controlling electronic media
#62Distortion-based method and apparatus for buffer control in a communication system
#63Authentication of identification documents
#64Integrating digital watermarks in multimedia content
#65Video steganography
#66Methods for audio watermarking and decoding
#67Hiding and detecting messages in media signals
#68Steganographic encoding and decoding of auxiliary codes in media signals
#69Method and apparatus for encoding signals
#70Methods and arrangements employing digital content items
#71Methods and objects employing machine readable data
#72Printing media and methods employing digital watermarking
#73Embedding hidden auxiliary code signals in media
#74Embedding information in a digital image digitized from a developed photographic film
#75Video steganography
#76Methods and apparatus to produce security documents
#77Method and system for managing, accessing and paying for the use of copyrighted electronic media
#78Method for detecting the quantization of spectra
#79Generating spectrally shaped sound signal based on sensitivity of human hearing and background noise level