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:
Apr. 12, 1994
Filed:
Nov. 21, 1991
Seung I Kang, Seoul, KR;
Cha S Dong, Seongnam-Si, KR;
Sindo Ricoh Co., Ltd., Seoul, KR;
Abstract
The invention provides a computer connection circuit in a facsimile, comprising: control and memory unit including CPU(Central Processing Unit)(11a), RAM(Random Access Memory)(11c), and ROM(Read Only Memory)(11b) for controlling a general operation control of the facsimile; address decoder 12 connected to the control and memory unit through an address bus, for selecting and enabling an output terminal according to an input address; a modem 31 connected to the control and memory unit through a date bus and connected to communication lines, in which is driven by a first chip selection signal of the address decoder 12 and requires an interrupt to the control and memory unit in sending/receiving image information; and an UART51(Universal Asynchronous Receiver & Transmitter) connected to the control and memory unit and to RS232C interface means of the computer, in which requites an interrupt to the control and memory unit in sending/receiving image and character information to/from the computer and is driven by a second chip selection signal of the address decoding decoder 12.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile