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.

Date of Patent:
Jun. 06, 1995

Filed:

Apr. 05, 1993
Applicant:
Inventors:

Ross S Heitkamp, Mountain View, CA (US);

Charles M Corbalis, Saratoga, CA (US);

William N Bedell, Cupertino, CA (US);

Frederick R Enns, Menlo Park, CA (US);

Amar S Gupta, Cupertino, CA (US);

John D Weisbloom, Campbell, CA (US);

Assignee:

Stratacom, Inc., San Jose, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04J / ; H04J / ; H04L / ;
U.S. Cl.
CPC ...
370 60 ; 370 852 ; 370 858 ; 370 8511 ; 370 941 ; 370 952 ; 3701054 ; 375368 ; 375372 ; 34082508 ;
Abstract

A method and apparatus for exchanging communication cells in a communication controller, wherein an arbiter determines transmission requests for each of a plurality of communication modules in the communication controller. Each communication module has a transmit signal line and a receive signal line coupled to a switching circuit in the communication controller. The arbiter selectively couples the transmit signal lines to the receive signal lines according to the transmission requests. The communication modules transmit communication cells through the switching circuit, while the arbiter determines new transmission requests from each communication module.


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