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. 06, 1979
Filed:
Sep. 06, 1977
Applicant:
Inventor:
Nicholas K Smith, Naperville, IL (US);
Assignee:
Bell Telephone Laboratories, Incorporated, Murray Hill, NJ (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J / ;
U.S. Cl.
CPC ...
179 / ; 179 / ;
Abstract
An interface circuit adapted for use with a digital time division transmission system is disclosed, including a microprocessor operating in synchronism with data received over the transmission line and having a sequentially executed program, structured to service incoming and outgoing PCM lines on a periodic basis in synchronism with the bit rate of the incoming PCM bitstream.