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. 03, 1984
Filed:
Apr. 22, 1981
Terrance L Lillie, Palo Alto, CA (US);
Pitney Bowes Inc., Stamford, CT (US);
Abstract
A local network interface is used in a network for enabling each of a plurality of data processing stations to communicate with one another via a communications medium. The local network interface is connected between the communications medium and the data processing stations. The local network interface includes a processor, a direct memory access (DMA) controller connected to the processor, means for controlling communications connected between the communications medium and the processor, and memory means which is connected to the processor, to the means for controlling communications, and to the DMA controller. Data residing in the memory means may be accessed for transmission to, and may be updated from, the communications medium via the local network interface.