Victor Company of Japan, Limited

Tatsuro Shirai

Masaaki Tanaka

Shiro Yoshida

Satoru Nagashima

Yuuji Yanagishita

Fumio Usui

The present invention provides a headphone with cord winder devices that are capable of winding up a bridging cord between one (left) headphone assembly and the other (right) headphone assembly. The headphone comprises one (left) headphone assembly accommodating, in one (left) headphone housing corresponding to one of the left and right ear, a speaker and a cord winder device for winding up an input cord for connecting to audio-video equipment; and the other (right) headphone assembly accommodating, in the other (right) headphone housing corresponding to the other of the left and right ear, a speaker and a cord winder device for winding up a bridging cord for bridging the left headphone housing and the right headphone housing.

Headphone with cord winder devices

A digital signal recording and reproducing apparatus for recording an input digital signal on a recording medium to reproduce it therefrom, comprising first means for recording the same identification code as an identification number particular to the digital signal recording and reproducing apparatus when the input digital signal has a specified sampling frequency at the time of recording, and second means for reproducing the recorded identification code at the time of reproduction, thus permitting the digital signal recorded on the recording medium to be reproduced only when the reproduced identification code is coincident with the identification number particular to the apparatus.

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Maebashi, Japan

Tatsuro Shirai