The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 15, 1995
Filed:
Mar. 04, 1994
Yoshiaki Umeda, Amagasaki, JP;
Teruo Furukawa, Amagasaki, JP;
Masaharu Ogawa, Amagasaki, JP;
Kazuhiko Nakane, Amagasaki, JP;
Akira Mashimo, Musashino, JP;
Tetsuro Araki, Musashino, JP;
Hiroyuki Onda, Musashino, JP;
Yoshiaki Sakai, Musashino, JP;
Hiroshi Tsuyuguchi, Musashino, JP;
Katsuya Enami, Musashino, JP;
Mitsubishi Electric Corp, both of, JP;
TEAC Corporation, both of, JP;
Abstract
A disk apparatus comprising a controller receiving commands from a command input device and controlling an entire operation of the disk apparatus. The rotating control function is coupled to the controller for controlling the first motor. The pickupmotor control function is coupled to the controller for controlling the second motor. The pickup control function is coupled to the controller for controlling a focusing operation and a tracking operation of the pickup. And the signal processing function is coupled to the controller for processing a recording signal to be recorded on the disk-shaped recording medium and a reproduced signal read out therefrom. The controller is comprised function-stop function for determining whether or not any command is received from the command input device during a predetermined period of time in a state. The disk apparatus is maintained in a predetermined mode and for stopping predetermined function among the rotating control function, the pickup motor control function, the pickup control function, and the signal processing function when it is determined that no command is received from the command input device during the predetermined period.