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involving recording in different depths of the magnetic tape
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H04N5/78213
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ELECTRICITY
H04
Electric communication
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PICTORIAL COMMUNICATION
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Details of television systems
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H04N5/78213
involving recording in different depths of the magnetic tape
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Patents Grants
last 30 patents
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
7,391,961
Issue date
Jun 24, 2008
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
7,373,077
Issue date
May 13, 2008
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
7,373,078
Issue date
May 13, 2008
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
7,356,476
Issue date
Apr 8, 2008
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
7,248,789
Issue date
Jul 24, 2007
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
7,242,855
Issue date
Jul 10, 2007
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Audio signal processing method, audio signal processing apparatus,...
Patent number
6,961,513
Issue date
Nov 1, 2005
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Grant
Hi-Fi audio signal recording/playback apparatus using video heads
Patent number
6,385,390
Issue date
May 7, 2002
Samsung Electronics, Co., LTD
Chul-min Kim
G11 - INFORMATION STORAGE
Information
Patent Grant
Video signal recording and reproducing apparatus compatible with an...
Patent number
6,339,676
Issue date
Jan 15, 2002
Hitachi, Ltd.
Nobutaka Amada
G11 - INFORMATION STORAGE
Information
Patent Grant
Video signal recording and reproducing apparatus compatible with an...
Patent number
6,104,862
Issue date
Aug 15, 2000
Hitachi, Ltd.
Nobutaka Amada
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic video and audio recording and/or reproducing apparatus and...
Patent number
5,881,204
Issue date
Mar 9, 1999
Victor Company of Japan, Ltd.
Hiroshi Nishiumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Recording/reproducing system wherein an analog stereo audio format...
Patent number
5,748,834
Issue date
May 5, 1998
Pioneer Electronic Corporation
Haruhito Miyazaki
G11 - INFORMATION STORAGE
Information
Patent Grant
Rotary head type magnetic recording and reproducing apparatus
Patent number
5,706,385
Issue date
Jan 6, 1998
Hitachi, Ltd.
Hideaki Suzuki
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Automatic recording current controller of magnetic recorder
Patent number
5,636,076
Issue date
Jun 3, 1997
Akai Electric Co., Ltd.
Tokuichi Minakawa
G11 - INFORMATION STORAGE
Information
Patent Grant
Video signal recording format, deep recording/reproducing apparatus...
Patent number
5,572,331
Issue date
Nov 5, 1996
SamSung Electronics Co., Ltd.
Jae-cheon Yu
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Magnetic recording/reproducing apparatus with dual purpose heads
Patent number
5,519,544
Issue date
May 21, 1996
Victor Company of Japan, Ltd.
Mitsuhiko Hara
G11 - INFORMATION STORAGE
Information
Patent Grant
Method of storing or reproducing data packets
Patent number
5,519,504
Issue date
May 21, 1996
Deutsche Thomson-Brandt GmbH
Heinz-Werner Keesen
G11 - INFORMATION STORAGE
Information
Patent Grant
Signal recording system using sound memory
Patent number
5,510,901
Issue date
Apr 23, 1996
Canon Kabushiki Kaisha
Koji Takahashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Write current control circuit for audio recording
Patent number
5,497,242
Issue date
Mar 5, 1996
SamSung Electronics Co., Ltd.
Tae-sun Jun
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for discriminating audio signals
Patent number
5,481,370
Issue date
Jan 2, 1996
SamSung Electronics Co., Ltd.
Soon-tae Kim
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Magnetic video and audio recording and/or reproducing apparatus for...
Patent number
5,438,463
Issue date
Aug 1, 1995
TEAC Corporation
Hiroshi Nishiumi
G11 - INFORMATION STORAGE
Information
Patent Grant
Video tape recorder with PCM audio recording with device for detect...
Patent number
5,428,485
Issue date
Jun 27, 1995
Victor Company of Japan, Ltd.
Takuya Tsushima
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video signal recording and reproducing apparatus using depth separa...
Patent number
5,416,643
Issue date
May 16, 1995
SamSung Electronics Co., Ltd.
Jae-Cheon Lyu
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording and reproducing device
Patent number
5,414,567
Issue date
May 9, 1995
Hitachi, Ltd.
Nobutaka Amada
G11 - INFORMATION STORAGE
Information
Patent Grant
Apparatus for selectively recording and/or reproducing a video sign...
Patent number
5,337,193
Issue date
Aug 9, 1994
Sony Corporation
Noboru Murabayashi
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic recording and reproducing apparatus which records analog t...
Patent number
5,319,501
Issue date
Jun 7, 1994
Mitsubishi Denki Kabushiki Kaisha
Yasuo Mitsuhashi
G08 - SIGNALLING
Information
Patent Grant
PCM signal recording system
Patent number
5,260,840
Issue date
Nov 9, 1993
Hitachi, Ltd.
Yuji Hatanaka
G11 - INFORMATION STORAGE
Information
Patent Grant
Automatic filter adjusting apparatus
Patent number
5,227,743
Issue date
Jul 13, 1993
Kabushiki Kaisha Toshiba
Takeshi Yamamoto
G11 - INFORMATION STORAGE
Information
Patent Grant
Magnetic tape recording apparatus
Patent number
5,124,852
Issue date
Jun 23, 1992
Victor Company of Japan, Ltd.
Tetsuya Suwa
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Video recording device
Patent number
5,109,302
Issue date
Apr 28, 1992
Grundig E.M.V. ElektroMechanische Versuchsanstalt Max Grundig Holland, Stiftu...
Werner Mederer
G11 - INFORMATION STORAGE
Patents Applications
last 30 patents
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20050190211
Publication date
Sep 1, 2005
Sony Corporation
Mototsugu Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20050190209
Publication date
Sep 1, 2005
Sony Corporation
Mototsugu Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20050190210
Publication date
Sep 1, 2005
Sony Corporation
Mototsugu Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20050190208
Publication date
Sep 1, 2005
Sony Corporation
Mototsugu Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20050187776
Publication date
Aug 25, 2005
Sony Corporation
Mototsugu Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20050187775
Publication date
Aug 25, 2005
Sony Corporation
Mototsugu Abe
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
Audio signal processing method, audio signal processing apparatus,...
Publication number
20020110356
Publication date
Aug 15, 2002
Sony Corporation
Mototsugu Abe
G11 - INFORMATION STORAGE
Information
Patent Application
Video signal recording apparatus and video signal recording and rep...
Publication number
20020102096
Publication date
Aug 1, 2002
Hitachi, Ltd.
Nobutaka Amada
G11 - INFORMATION STORAGE