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:
Mar. 08, 1988
Filed:
Sep. 03, 1985
Applicant:
Inventors:
Donald J Girard, both Cambridge, OH (US);
Frank Hines, both Cambridge, OH (US);
Assignee:
NCR Corporation, Dayton, OH (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F / ; H04Q / ; H04J / ;
U.S. Cl.
CPC ...
364200 ; 370 85 ; 3408255 ;
Abstract
A data processing system in which a host processor is connected to a plurality of remote processing devices over a common communication channel in which a number of the remote processors are commonly connected to a transceiver for transmitting and receiving data over the communication channel. Switching members on each of the remote processing devices select a pair of communication lines coupled to a priority resolving circuit for transmitting request to send signals and receiving clear to send signals, thereby enabling the remote processing devices to transmit and receive data over the communication channel.