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:
Sep. 16, 1997
Filed:
Dec. 20, 1994
Masafumi Sasaki, Tokyo-to, JP;
Takemi Yumoto, Tokyo-to, JP;
Kazuki Komatsu, Tokyo-to, JP;
Noriyuki Shiragami, Tokyo-to, JP;
Pioneer Electronic Corporation, Tokyo-to, JP;
Abstract
A bidirectional communication system includes a center unit and one or more terminal units connected to the center unit via a communication line. The center unit includes: program executing unit for executing one or more programs utilizing operation data in response to selection signals specifying a program to be executed and transmitting information associated with the programs to the terminal units via the communication line; control unit for controlling the program executing unit and the terminal units; and receiving unit for receiving the operation data from the terminal units and supplying the operation data to the program executing unit. The operation data being necessary for execution of the program. Each of the terminal units includes: transmitting unit for transmitting selection signal to the center unit via the communication line; display unit for displaying the associated information transmitted from the center unit; and operation unit for generating the operation data in accordance with user's instruction and transmitting the operation data at data output timings distributed to each terminal units.