Inventor

NOGUCHI TAKAHARU

JP78 patents

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

NOGUCHI TAKAHARU

HITACHI LTD

Method and apparatus for receiving and/or reproducing digital signal

Recording apparatus and reproducing apparatus for video signals

Information receiving and recording/reproducing apparatus/method having function for limiting/delimiting for protecting copyright of recording information

Method of using AV devices and AV device system

Input-output circuit, recording apparatus and reproduction apparatus for digital video signal

Method and apparatus for recording digital signal

Apparatus for recording and reproducing temporally compressed digital information signal

Information management apparatus for inhibiting reproduction in a video cassette recorder

Digital information signal transmitting/receiving method and system

Information recording and reproduction apparatus to be controlled by temporal information

Method and apparatus for recording digital signals

Azimuthal magnetic recording and reproducing apparatus

Input-output circuit, recording apparatus and reproduction apparatus for digital video signal

Method and apparatus for receiving and/or reproducing digital signal

Method and apparatus for recording digital signal

Subscriber terminal of an interactive communication system and control device thereof

Method of and apparatus for recording and/or reproducing a current digital video signal and a high-definition digital video signal in a common track format

Apparatus for recording/reproducing a digital signal at variable speeds

Method and apparatus for recording and/or reproducing PCM signals

PCM signal recording and reproducing apparatus including simultaneous error detection/correction

Decoding method and system for doubly-encoded Reed-Solomon codes

Rotating head type magnetic record/reproduce apparatus

Reproducing and amplifying circuit for magnetoresistive head

Communication system for encrypted data and apparatus for selectively recording and reproducing received analog signal and received digital signal

Video signal recording and reproducing apparatus compatible with analog and digital video signal recording and reproducing

Apparatus for selectively recording and reproducing received analog and digital signals

Rotary head type PCM recording and reproduction method and system

Error correction method and system

PCM signal recording/reproducing apparatus

Rotary head type digital signal recording and/or reproducing apparatus for recording and/or reproducing with a variable speed

Rotary head type magnetic recording and reproducing apparatus and method of producing tracking control signals therefor

Data encrypting/decrypting conversion methods and apparatuses and data communication system adopting the same

Digital signal recording/reproducing apparatus and recording method

Digital information recording-reproducing apparatus

Digital signal transmission method providing high error correction capability

Rotary-head type PCM data recording/reproducing method and apparatus with a redundancy-reduced control data format

Apparatus for recording and reproducing video signal and digital signal other than video signal

Input-output circuit, recording apparatus and reproduction apparatus for digital video signal

Digital information recording-reproducing apparatus

Digital information recording-reproducing apparatus

Method and apparatus for receiving a digital signal and apparatus for recording and reproducing the digital signal

Apparatus and method for limiting the reproduction of main information

Information management apparatus

Video signal recording and reproducing apparatus compatible with analog and digital video signal recording and reproducing

Method and apparatus for recording digital signal

Information management apparatus

HITACHI AMERICA LTD

Trick play data indentification methods and apparatus for use with digital video recording and playback devices

Methods and apparatus for recording data on a digital storage medium in a manner that facilitates the reading back of data during trick play operation

Digital video recording device with trick play capability

Digital recording and playback device error correction methods and apparatus for use with trick play data