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Class Information
Number: 386/101
Name: Television signal processing for dynamic recording or reproducing > Processing of television signal for dynamic recording or reproducing > Having another signal > Audio signal > Time compressing
Description: Subject matter comprising means for reducing a length of time required for recording of the audio signal while preserving its information content.

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
7747136 Recording medium for storing information for still picture, recording and/or reproducing method and apparatus therefor Jun. 29, 2010
7734156 Disc reproduction apparatus capable of digest reproduction Jun. 8, 2010
7647229 Time scaling of multi-channel audio signals Jan. 12, 2010
7603026 Information processing method and information processing apparatus Oct. 13, 2009
7565061 Transmitting and recording method, reproducing method, and reproducing apparatus of information and its recording medium Jul. 21, 2009
7418193 Video receiving and recording apparatus Aug. 26, 2008
7319485 Apparatus and method for recording data in a circular fashion Jan. 15, 2008
7133594 Digital recording apparatus that secures a certain number of video frames in a VOB constituting with another VOB a portion of encode stream that should be reproduced seamlessly Nov. 7, 2006
RE38802 Method for reproducing compressed information data from a disk using a spatial frequency less than the track pitch Sep. 27, 2005
6603921 Audio/video archive system and method for automatic indexing and searching Aug. 5, 2003
RE37327 Method for reproducing compressed information data from a disk using a spatial frequency less than the track pitch Aug. 14, 2001
6023552 Data recording system Feb. 8, 2000
6018376 Synchronous reproduction apparatus Jan. 25, 2000
5999697 Apparatus for recording and/or reproducing still images Dec. 7, 1999
5889917 Method and apparatus for editing an audio-visual signal having audio data that is in the form of block units which are not synchronous with the fields/frames of video data Mar. 30, 1999
5889921 Apparatus for controlling a sum of varying information amount of a video signal and a varying information amount of an audio signal so that the sum is within a predetermined amount of data ran Mar. 30, 1999
5878188 Apparatus for recording and reproducing temporally compressed digital information signal Mar. 2, 1999
5878183 Digital video/audio recording and reproducing apparatus Mar. 2, 1999
5857056 Information recording and reproducing apparatus Jan. 5, 1999
5815634 Stream synchronization method and apparatus for MPEG playback system Sep. 29, 1998
5802245 Recording medium having video data and corresponding audio data aligned with physical segments Sep. 1, 1998
5774623 Video image and audio sound signal processor having signal multiplexer and single data compression system for digital video recording and playback apparatus Jun. 30, 1998
5748832 Video signal reproducing system May. 5, 1998
5627692 Recording and reproducing apparatus for reproducing time-base compressed signals dependent on the time-base compression implemented May. 6, 1997
5596420 Auto latency correction method and apparatus for MPEG playback system Jan. 21, 1997
5594551 Method and apparatus for selectively recording multiple television signals Jan. 14, 1997
5559608 Method of digitally compressed video and audio data Sep. 24, 1996
5552940 Method and apparatus for digital signal recording and/or reproduction Sep. 3, 1996
5539716 Optical recording disc with compressed audio PCM data interleaved with video data Jul. 23, 1996
5539586 Method and apparatus for recording digital data on a recording medium by recording ODD-numbered and even-numbered data segments and compressed digital data in distinct recording regions Jul. 23, 1996
5508816 Synchronous compression and reconstruction system Apr. 16, 1996
5506822 Audio signal reproducing apparatus having noise reducing function Apr. 9, 1996
5442454 Recording device for electronic still camera Aug. 15, 1995
5434716 Digital video/audio recording and reproducing apparatus Jul. 18, 1995
5327296 Duplicating system for video and audio signals using timebase compression and high speed recorders Jul. 5, 1994
5319501 Magnetic recording and reproducing apparatus which records analog time-base-compressed audio signals along with video signals Jun. 7, 1994
5311370 Recording apparatus having continual and single-memory-portion recording modes May. 10, 1994
5309290 Apparatus for variably compressing video and audio information within constant data block May. 3, 1994
5270828 Recording and reproducing method and apparatus utilizing a signal format for simplifying special operations and assisting efficient signal processing Dec. 14, 1993
5262875 Audio/video file server including decompression/playback means Nov. 16, 1993
5249052 Image display system with compressed video signal recording and display Sep. 28, 1993
5220434 Video recording medium for stop-motion playback Jun. 15, 1993
5191487 Helical-scan-type VTR with echo effect playback Mar. 2, 1993
5191433 Controlling the phase of a frequency-modulated wave so as to be in a predetermined phase relationship with a video signal Mar. 2, 1993
5164839 Method for handling audio/video source information Nov. 17, 1992
5164841 Recording apparatus for recording an audio and video signals Nov. 17, 1992
5155636 Apparatus and method for recording and reproducing digital data Oct. 13, 1992
5130812 Apparatus for recording on a disk an audio signal that is recorded after the recording of a video signal thereon Jul. 14, 1992
5130860 Video signal recording apparatus Jul. 14, 1992
5121259 Video tape recorder with after-recording capability Jun. 9, 1992

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