Inventor

HIGURASHI SEIJI

JP89 patents

⚠️ This page may combine multiple inventors who share the name “HIGURASHI SEIJI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HIGURASHI SEIJI

VICTOR COMPANY OF JAPAN

Method and apparatus for contents information

Copyright protection system for data storage and transmission

Code-error correcting device

Image information compression and decompression device

Copyright protection system for data storage and transmission

Method and apparatus for converting picture signal, and recording and reproducing apparatus

Magnetic recording and/or reproducing apparatus having means for preventing audio-to-video crosstalk and noise generation

Magnetic recording and reproducing system

Video and audio signal recording and/or reproducing apparatus

Method of recording various different video signals onto magnetic tape

Method and apparatus for recording and reproducing packet data

Magnetic tape recording apparatus

Phase comparing circuit and PLL circuit

Compression/decompression system which performs an orthogonal transformation in a time direction with respect to picture planes

Method and apparatus for encrypting and decrypting information

Contents recording apparatus, recording medium, contents reproducing apparatus, contents transmission method, transmission medium, and contents reception method

Method of recording and reproducing digital signals in different signal transmission modes and recording medium therefor

Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof

Information-signal encrypting apparatus and information-signal decrypting apparatus

MPEG picture data recording apparatus, MPEG picture data recording method, MPEG picture data recording medium, MPEG picture data generating apparatus, MPEG picture data reproducing apparatus, and MPEG picture data reproducing method

Encryption method, decryption method, and recording and reproducing apparatus

Information transmission system, and information sending apparatus and information receiving apparatus used therein

Cryptosystem-related method and apparatus

Audio and video signal recording apparatus and method having a function of informing user when the signal is protected from recording

Information compressing apparatus

Magnetic tape and a method for recording and reproducing a plurality of different information signals on and from the magnetic tape

Method, device, and medium for recording digital signal

Digital signal recording method and apparatus and recording medium therefor

Apparatus and method for recording and reproducing digital signals on first and second areas of a storage medium

Method and apparatus for recording time code data

Error detection code forming method and apparatus

Method of processing code for error checking and code processing circuit

Digital data transmission method and apparatus for transmitting digital data at a high efficiency

Magnetic recording apparatus and magnetic recording/reproducing apparatus

Magnetic recording and reproducing system

Method for recording and/or reproducing video and audio signals on a magnetic tape and a rotary cylinder arrangement therefor

Multi-mode magnetic recording system and multi-mode magnetic recording and playback system for VTR

Noise reduction circuit

Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof

Method and apparatus for transmitting information, and reproducing apparatus, receiving apparatus and recording medium for the information, and transmission data thereof

Digital signal recording method and recording apparatus for searching each recorded program

Digital signal recording and reproducing apparatus and recording medium

Drum servo system using a PLL with frequency divided reference clock signals as an input

Search system for helical scan digital data reproduction apparatus

Audio/video recording apparatus, recording method, playback apparatus, playback method, playback program, and recording program

Information transmission system

Contents recorder/reproducer

Method and apparatus for contents information

Method and apparatus for recording and reproducing information on and from recording medium

KONAMI CO LTD

Game system and computer-readable recording medium