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:
Jul. 20, 2004
Filed:
Jul. 18, 2001
Mohit Sharma, Bangalore, IN;
Damodar Reddy Thummalapally, Milpitas, CA (US);
Tavare Dhanaraj B., Maharashta, IN;
Alliance Semiconductor, Santa Clara, CA (US);
Abstract
A range check array structure for searching and comparing external data from an external search data key is disclosed. The structure has data storage means with at least one of an upper limit field, and a lower limit field, and one or more bit lines running therethrough for transmitting an input data word for comparison with the stored data word range. The input data word being compared with a respective stored data word to detect a match that is indicated along a match line by the check array structure. The check array structure further includes a range match detection means connected to the match line to determine the match or mismatch of the applied data stream with the stored data in each range check cell.