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Pioneer Electronic Corporation Patents
Assignee:
Pioneer Electronic Corporation
Address:
Tokyo-to, JP
No. of patents:
2782
Patents:












Patent Number Title Of Patent Date Issued
RE43056 Super resolution information reproduction by tracking address information in normal resolution January 3, 2012
An optical disk includes: a substrate shaped in a disk, and having a recording surface; a plurality of recording tracks formed substantially coaxially on the recording surface; a plurality of information pits, which are reproducible by a super resolution reproduction, recorded on the
RE42506 Information record medium, apparatus for recording the same and apparatus for reproducing the sa June 28, 2011
An information recording apparatus (SSI) is provided with: a signal process device (72) for applying a predetermined signal process to a plurality of partial record information blocks constructing whole record information (R) to thereby generate processed partial record information b
RE41735 Writable optical disc having a plurality of chapters each having recording area, management area September 21, 2010
A writable optical disc has at least two chapters comprising a first chapter and a second chapter. Management data including a partition address is written in a management area in each chapter, and information is written in an information recording area after management area in the f
RE41688 Method of recording information on a writable optical disc and a system thereof September 14, 2010
A writable optical disc has at least two chapters comprising a first chapter and a second chapter. Management data including a partition address is written in a management area in each chapter, and information is written in an information recording area after management area in the f
RE41430 Rotation control apparatus operating with a sync signal having variable intervals July 13, 2010
A rotation control apparatus which can maintain an accurate rotating state even in a high density optical disk (DVD) having a structure such that parts of the sync signal are recorded at an interval different from that of the other sync signal parts. The apparatus has: a unit period sign
RE40312 Digital data transmitting method May 13, 2008
A transmitting method of digital data whereby information data can be reproduced at a high precision. In order to retain digital data in sectors comprising a plurality of sync frames and sequentially transmit, the sync frame is comprised of the sync signal and the run length limited
RE39110 Information recording medium, apparatus for recording the same and apparatus for recording the s May 30, 2006
An information recording medium includes: record information pieces logically independent of each other and constituting a hierarchical structure of hierarchical layers; layer information pieces for specifying one of the hierarchical layer; kind information pieces for indicating kind
RE38849 Information record medium, apparatus for recording the same and apparatus for reproducing the sa October 25, 2005
An information recording apparatus (SSI) is provided with: a signal process device (72) for applying a predetermined signal process to a plurality of partial record information blocks constructing whole record information (R) to thereby generate processed partial record information block
RE38595 Rotation control apparatus operating with a sync signal having variable intervals September 21, 2004
A rotation control apparatus which can maintain an accurate rotating state even in a high density optical disk (DVD) having a structure such that parts of the sync signal are recorded at an interval different from that of the other sync signal parts. The apparatus has: a unit period sign
RE38569 Information record medium, apparatus for recording the same and apparatus for reproducing the sa August 24, 2004
There is provided an information record medium on which information is recorded so as to permit, even when a reading-out error occurs, subsequent reproduction, an apparatus for recording the same and an apparatus for reproducing the same. According to the recording apparatus of the prese
RE34689 Multiple projection television receiver August 9, 1994
A multiple projection television receiver is made from of identical modules, each of the modules each of which have three cathode-ray tubes corresponding to the colors red, green and blue, respectively. The modules are stacked vertically and horizontally to form a single picture made fro
D421011 Digital audio disc player equipped with mixing function February 22, 2000
D420353 Tone controller February 8, 2000
D417450 Digital audio disc player equipped with mixing function December 7, 1999
D302430 Speaker July 25, 1989
D295857 Speaker May 24, 1988
D295741 Speaker May 17, 1988
D295740 Speaker May 17, 1988
D292091 Speaker September 29, 1987
D291988 Speaker September 22, 1987
D291080 Loudspeaker July 28, 1987
D291079 Car speaker July 28, 1987
D290699 Loudspeaker July 7, 1987
D290698 Loudspeaker July 7, 1987
D290697 Speaker July 7, 1987
D290111 Disc player June 2, 1987
D290000 Video disc player May 26, 1987
D289282 Speaker grille April 14, 1987
D289281 Car speaker April 14, 1987
D284369 Automobile combined stereo receiver and cassette tape player June 24, 1986
D284281 Loudspeaker June 17, 1986
D284002 Loudspeaker May 27, 1986
D281970 Digital audio disc player December 31, 1985
D281877 Cassette tape recorder December 24, 1985
D281597 Loudspeaker December 3, 1985
D281596 Loudspeaker December 3, 1985
D281241 Loudspeaker November 5, 1985
D281158 Loudspeaker October 29, 1985
D281157 Loudspeaker October 29, 1985
D281067 Loudspeaker October 22, 1985
D280817 Loudspeaker October 1, 1985
D279183 Loudspeaker June 11, 1985
D278530 Loudspeaker April 23, 1985
D277752 Loudspeaker February 26, 1985
D276912 Loudspeaker December 25, 1984
D276227 Loudspeaker November 6, 1984
D276153 Loudspeaker October 30, 1984
D276045 Loudspeaker October 23, 1984
D276044 Loudspeaker October 23, 1984
D273105 Cassette tape recorder March 20, 1984

 
 
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