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:
Dec. 26, 1978
Filed:
Sep. 12, 1977
Applicant:
Inventor:
Paul B Robinson, Durham, NH (US);
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04Q / ;
U.S. Cl.
CPC ...
3401 / ; 340151 ; 3403 / ; 340163 ;
Abstract
A data communication system includes apparatus for use in each of a plurality of simultaneously addressable terminal units. Means are provided for recognizing a large number of addresses to allow the selective addressing of any single terminal unit, simultaneous addressing of all terminal units, or the selective simultaneous addressing of various groups and sets of terminal units.