Inventor

ANDO HIROTAKE

JP22 patents

Patents

22 patents

US5532990AJul 2, 1996

Optical information processing method and apparatus including measuring and correcting the offset of a tracking error signal from an output of a photodetector using a vibrating objective lens

CANON KK37 citations96

US5347503ASep 13, 1994

Optical information processing apparatus for correcting linearity of a photosensor output with respect to power of an emitted light beam

CANON KK54 citations96

US6147943ANov 14, 2000

Information recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periods

CANON KK27 citations92

US5825729AOct 20, 1998

Information recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periods

CANON KK21 citations92

US5732052AMar 24, 1998

Optical information recording and/or reproducing apparatus capable of selecting one of focusing error signals depending upon operating mode

CANON KK29 citations92

US5699330ADec 16, 1997

Magnetooptical disc apparatus having single micro-processor for controlling input/output processing of information by causing an interruption in the processing

CANON KK19 citations92

US5517475AMay 14, 1996

Optical information processing apparatus in which the offset of a tracking error signal is corrected in accordance with a relationship stored in a memory, in response to a position detection output signal

CANON KK24 citations92

US5404346AApr 4, 1995

Optical information processing apparatus including a correction circuit for correcting non-linearity of an output of a position detection circuit

CANON KK31 citations92

US7775433B2Aug 17, 2010

Optical deflection apparatus, image forming apparatus, and method of driving optical deflection apparatus

CANON KK9 citations84

US6049516AApr 11, 2000

Information recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periods

CANON KK5 citations74

US5787060AJul 28, 1998

Optical data recording/reproducing apparatus for producing data and servo signals using different light receiving areas of a light receiver

CANON KK11 citations73

US5758010AMay 26, 1998

Reproducing apparatus with time base corrector

CANON KK8 citations73

US5140573AAug 18, 1992

Optical information recording and/or reproducing apparatus provided with means for detecting on-track/off-track signal by holding peak value and bottom value

CANON KK12 citations73

US5107101AApr 21, 1992

Optical information processing apparatus with peak hold circuit for gain control signal

CANON KK14 citations73

US10928620B2Feb 23, 2021

Medical image processing apparatus generating a three-dimensional image of a medical device superposed over a three-dimensional image of a preoperative structure of an object

CANON KK0 citations52

US6980490B2Dec 27, 2005

Optical disk and manufacturing method for the same

CANON KK1 citations52

US10948706B2Mar 16, 2021

Stage apparatus, method of controlling stage apparatus, and microscope system

CANON KK0 citations43

ANDO HIROTAKE

Patents

Optical information processing method and apparatus including measuring and correcting the offset of a tracking error signal from an output of a photodetector using a vibrating objective lens

Optical information processing apparatus for correcting linearity of a photosensor output with respect to power of an emitted light beam

Information recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periods

Information recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periods

Optical information recording and/or reproducing apparatus capable of selecting one of focusing error signals depending upon operating mode

Magnetooptical disc apparatus having single micro-processor for controlling input/output processing of information by causing an interruption in the processing

Optical information processing apparatus in which the offset of a tracking error signal is corrected in accordance with a relationship stored in a memory, in response to a position detection output signal

Optical information processing apparatus including a correction circuit for correcting non-linearity of an output of a position detection circuit

Optical deflection apparatus, image forming apparatus, and method of driving optical deflection apparatus

Information recording and/or reproducing method and apparatus in which a servo process of a light beam is interrupted between input/output control of data at predetermined periods

Optical data recording/reproducing apparatus for producing data and servo signals using different light receiving areas of a light receiver

Reproducing apparatus with time base corrector

Optical information recording and/or reproducing apparatus provided with means for detecting on-track/off-track signal by holding peak value and bottom value

Optical information processing apparatus with peak hold circuit for gain control signal

Microscope system and method of controlling the same

Microscope system

Information recording apparatus having plurality of start modes

Optical information reproducing apparatus having a servo control circuit

Reproducing apparatus with time base corrector

Medical image processing apparatus generating a three-dimensional image of a medical device superposed over a three-dimensional image of a preoperative structure of an object

Optical disk and manufacturing method for the same

Stage apparatus, method of controlling stage apparatus, and microscope system