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:
Nov. 11, 2003
Filed:
Nov. 16, 1999
Stefan P. Sywyk, San Jose, CA (US);
Eric H. Voelkel, Ben Lomond, CA (US);
Cypress Semiconductor Corporation, San Jose, CA (US);
Abstract
According to one embodiment, a content addressable memory (CAM) ( ) can include a number of CAM entries ( - to -n) and corresponding status stores ( - and -n). Match indications from the CAM entries ( - to -n) and status information from status stores ( - and -n) can be supplied to a switching circuit ( ). Status information can indicate if an entry stores valid or invalid data. In one mode of operation, the switching circuit ( ) can provide match indication values on a number of switch outputs (SW to SWn). In another mode of operation, the switching circuit ( ) can provide status information on a number of switch outputs (SW to SWn).