Angle-modulation recording

Industry

CPC
G11B20/06

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GPHYSICS G11Information storage G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER G11B20/00Signal processing not specific to the method of recording or reproducing Circuits therefor

Current Industry

G11B20/06Angle-modulation recording

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Signal detecting method and apparatus and information reproducing a...
- Patent number 7,590,040
- Issue date Sep 15, 2009
- Pioneer Corporation
- Yasuo Cho
- G11 - INFORMATION STORAGE
Information Patent Grant
Reproduction device
- Patent number 6,178,288
- Issue date Jan 23, 2001
- Matsushita Electric Industrial Co., Ltd.
- Yoshifumi Yanagawa
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for demodulating digital FM signal in an optical disc device
- Patent number 6,081,493
- Issue date Jun 27, 2000
- Sony Corporation
- Yoshiro Joichi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for demodulating a digital FM signal which normally has s...
- Patent number 5,907,528
- Issue date May 25, 1999
- Sony Corporation
- Yoshiro Joichi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for demodulating digital FM signal in an optical disc device
- Patent number 5,838,649
- Issue date Nov 17, 1998
- Sony Corporation
- Yoshiro Joichi
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal reproducing apparatus having waveform equalizing function
- Patent number 5,663,844
- Issue date Sep 2, 1997
- Canon Kabushiki Kaisha
- Makoto Gohda
- G11 - INFORMATION STORAGE
Information Patent Grant
Image reproducing apparatus capable of eliminating vertical wobbles
- Patent number 5,655,048
- Issue date Aug 5, 1997
- Mitsubishi Denki Kabushiki Kaisha
- Takeshi Ueda
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for reading and writing audio and digital data...
- Patent number 5,619,383
- Issue date Apr 8, 1997
- Gemstar Development Corporation
- Hing Y. Ngai
- G10 - MUSICAL INSTRUMENTS ACOUSTICS
Information Patent Grant
Information recording and reproducing method and apparatus
- Patent number 5,615,192
- Issue date Mar 25, 1997
- Hitachi, Ltd.
- Atsushi Kikukawa
- B82 - NANO-TECHNOLOGY
Information Patent Grant
Apparatus for processing frequency modulated signals
- Patent number 5,461,339
- Issue date Oct 24, 1995
- Mitsubishi Denki Kabushiki Kaisha
- Tsutomu Kawano
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for recording and reproducing main and sub inf...
- Patent number 5,430,705
- Issue date Jul 4, 1995
- Victor Company of Japan, Ltd.
- Itsuo Takanashi
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for detecting crosstalk in reproduced high-vision signal
- Patent number 5,361,136
- Issue date Nov 1, 1994
- Pioneer Electronic Corporation
- Yoshiyuki Okuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Stereo/multivoice recording and reproducing video tape recorder inc...
- Patent number 5,337,196
- Issue date Aug 9, 1994
- Samsung Electronics Co., Ltd.
- Sang-uk Kim
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus using demodulators to detect crosstalk from a signal read...
- Patent number 5,319,625
- Issue date Jun 7, 1994
- Pioneer Electronic Corporation
- Yoshiyuki Okuda
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal processing device
- Patent number 5,289,502
- Issue date Feb 22, 1994
- Canon Kabushiki Kaisha
- Somei Kawasaki
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for troubleshooting the stereo audio circuits...
- Patent number 5,267,319
- Issue date Nov 30, 1993
- Corwyn R. Meyer
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording system using multiplexed inputs to a multichannel recorder
- Patent number 5,249,085
- Issue date Sep 28, 1993
- The United States of America as represented by the Secretary of the Navy
- David M. Deveau
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for demodulating and decoding multi-level amplitude modul...
- Patent number 5,233,479
- Issue date Aug 3, 1993
- Matsushita Electric Industrial Co., Ltd.
- Etsuto Nakatsu
- 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
Audio signal processing apparatus which may display remaining recor...
- Patent number 5,222,008
- Issue date Jun 22, 1993
- Canon Kabushiki Kaisha
- Yoichi Yamagishi
- G11 - INFORMATION STORAGE
Information Patent Grant
Signal processor
- Patent number 5,179,476
- Issue date Jan 12, 1993
- Canon Kabushiki Kaisha
- Ryo Fujimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Recording and reproduction method for a plurality of sound signals...
- Patent number 5,138,498
- Issue date Aug 11, 1992
- Fuji Photo Film Co., Ltd.
- Kohtaro Takigami
- G11 - INFORMATION STORAGE
Information Patent Grant
Information signal recording and reproducing system capable of reco...
- Patent number 5,132,957
- Issue date Jul 21, 1992
- Teac Corporation
- Akira Mashimo
- G11 - INFORMATION STORAGE
Information Patent Grant
FM demodulator arrangement including hold, delay and switching circ...
- Patent number 5,121,073
- Issue date Jun 9, 1992
- U.S. Philips Corporation
- Josephus A. Pijnenburg
- G11 - INFORMATION STORAGE
Information Patent Grant
FM audio record reproducing apparatus having circuitry for preventi...
- Patent number 5,111,346
- Issue date May 5, 1992
- Akai Electric Co., Ltd.
- Hideo Matsuoka
- G11 - INFORMATION STORAGE
Information Patent Grant
Process for directly copying frequency modulated video signals from...
- Patent number 5,103,349
- Issue date Apr 7, 1992
- BTS Broadcast Television Systems GmbH
- Josef Sochor
- G11 - INFORMATION STORAGE
Information Patent Grant
FM modulator
- Patent number 5,091,705
- Issue date Feb 25, 1992
- Sharp Kabushiki Kaisha
- Yonejirou Hiramatsu
- G11 - INFORMATION STORAGE
Information Patent Grant
Apparatus for recording and reproducing divided signals of an angle...
- Patent number 5,019,919
- Issue date May 28, 1991
- Canon Kabushiki Kaisha
- Yoshitake Nagashima
- G11 - INFORMATION STORAGE
Information Patent Grant
Information signal recording apparatus and apparatus for reproducin...
- Patent number 4,984,102
- Issue date Jan 8, 1991
- Canon Kabushiki Kaisha
- Ryo Fujimoto
- G11 - INFORMATION STORAGE
Information Patent Grant
Frequency multiplexing circuit in optical video disc recorder
- Patent number 4,918,539
- Issue date Apr 17, 1990
- Sanyo Electric Co., Ltd.
- Toshiaki Hioki
- G11 - INFORMATION STORAGE

Patents Applicationslast 30 patents

Information Patent Application
Signal Detecting Method and Apparatus and Information Reproducing A...
- Publication number 20080214113
- Publication date Sep 4, 2008
- Yasuo Cho
- G11 - INFORMATION STORAGE

Angle-modulation recording

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Signal detecting method and apparatus and information reproducing a...

Reproduction device

Apparatus for demodulating digital FM signal in an optical disc device

Apparatus for demodulating a digital FM signal which normally has s...

Apparatus for demodulating digital FM signal in an optical disc device

Signal reproducing apparatus having waveform equalizing function

Image reproducing apparatus capable of eliminating vertical wobbles

Method and apparatus for reading and writing audio and digital data...

Information recording and reproducing method and apparatus

Apparatus for processing frequency modulated signals

Method and apparatus for recording and reproducing main and sub inf...

Apparatus for detecting crosstalk in reproduced high-vision signal

Stereo/multivoice recording and reproducing video tape recorder inc...

Apparatus using demodulators to detect crosstalk from a signal read...

Signal processing device

Method and apparatus for troubleshooting the stereo audio circuits...

Recording system using multiplexed inputs to a multichannel recorder

Apparatus for demodulating and decoding multi-level amplitude modul...

Automatic filter adjusting apparatus

Audio signal processing apparatus which may display remaining recor...

Signal processor

Recording and reproduction method for a plurality of sound signals...

Information signal recording and reproducing system capable of reco...

FM demodulator arrangement including hold, delay and switching circ...

FM audio record reproducing apparatus having circuitry for preventi...

Process for directly copying frequency modulated video signals from...

FM modulator

Apparatus for recording and reproducing divided signals of an angle...

Information signal recording apparatus and apparatus for reproducin...

Frequency multiplexing circuit in optical video disc recorder

Patents Applicationslast 30 patents

Signal Detecting Method and Apparatus and Information Reproducing A...