Inventor
TSUKIHASHI AKIRA
JP30 patents
Patents
30 patentsUS6587416B1Jul 1, 2003
Disk recording apparatus for controlling interruption of data and securing interleave length of first and last blocks of data after start and release of recording interruption
SANYO ELECTRIC CO56 citations96
US6775211B1Aug 10, 2004
System and method for disk recording
SANYO ELECTRIC CO30 citations92
US6584053B1Jun 24, 2003
Disk recording system
SANYO ELECTRIC CO48 citations92
US6496458B2Dec 17, 2002
Synchronized disk recording device having speed variation with recording condition
SANYO ELECTRIC CO41 citations92
US4427931AJan 24, 1984
Speed control apparatus for direct current motor
SANYO ELECTRIC CO34 citations92
US5511095AApr 23, 1996
Audio signal coding and decoding device
SANYO ELECTRIC CO35 citations90
US7000134B2Feb 14, 2006
Controlling the maximum rotation speed of a disk drive device based on the presence of an external power source and the possibility of a buffer underrun
SANYO ELECTRIC CO17 citations84
US6992957B2Jan 31, 2006
Controller of data recorder
SANYO ELECTRIC CO14 citations84
US5802026ASep 1, 1998
Disk player for constant angular velocity reproduction of a disk
SANYO ELECTRIC CO18 citations84
US7149164B2Dec 12, 2006
Optical disc apparatus for processing data according to different optical disc standards to achieve higher recording density
SANYO ELECTRIC CO16 citations83
US6560180B1May 6, 2003
Disk storage device
SANYO ELECTRIC CO14 citations83
US7184379B2Feb 27, 2007
Optical disk recording/reproducing method and apparatus in which recording properties of the disk are detected when recording speed is changed
SANYO ELECTRIC CO14 citations82
US7099246B2Aug 29, 2006
Method and apparatus for recording data on an optical disc with restarting writing of data after data recording interruption
SANYO ELECTRIC CO9 citations74
US6958961B2Oct 25, 2005
Data processing circuit for temporarily suspending data recording onto a disk
SANYO ELECTRIC CO8 citations74
US6587422B1Jul 1, 2003
Disk recording device for overwriting data on a defined recording region
SANYO ELECTRIC CO8 citations74
US6430127B1Aug 6, 2002
Disk player for performing data reproduction recorded on a disk
SANYO ELECTRIC CO12 citations74
US5841742ANov 24, 1998
Optical disk unit using a single demodulator circuit for demodulating two disk players
SANYO ELECTRIC CO9 citations73
US5610887AMar 11, 1997
Error correcting apparatus with error corecting signal holding function
SANYO ELECTRIC CO7 citations73
US5054015AOct 1, 1991
Tape recorder with disc player
SANYO ELECTRIC CO10 citations66
US7020060B2Mar 28, 2006
Disc recording apparatus and disc
SANYO ELECTRIC CO2 citations63
US7149167B2Dec 12, 2006
Data recorder
SANYO ELECTRIC CO4 citations62
US5777955AJul 7, 1998
Signal processing circuit for an optical disk player including data decoding based on a regenerated bit clock
SANYO ELECTRIC CO6 citations62
US7102974B2Sep 5, 2006
Optical head optical output setting method and optical disk recording apparatus
SANYO ELECTRIC CO4 citations61
US6980497B2Dec 27, 2005
Optical disk recording apparatus and control method thereof
SANYO ELECTRIC CO5 citations59
US7365296B2Apr 29, 2008
Light reception output controlling apparatus of photo detector in optical pickup unit
SANYO ELECTRIC CO4 citations57
US6728802B2Apr 27, 2004
Control method of optical disk recording/reproducing apparatus
SANYO ELECTRIC CO1 citations51
US7796495B2Sep 14, 2010
Optical disk
SANYO ELECTRIC CO0 citations47
US7068571B2Jun 27, 2006
Optical recording apparatus and control method thereof
SANYO ELECTRIC CO1 citations45
US7529172B2May 5, 2009
Optical disk recording and playback device
SANYO ELECTRIC CO0 citations42
US7149165B2Dec 12, 2006
Controller for data recorder
SANYO ELECTRIC CO0 citations41