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. 07, 1992
Filed:
Nov. 21, 1989
Franco Cavallotti, Turin, IT;
Alessandro Cremonesi, Angelo Lodigiano, IT;
Rinaldo Poluzzi, Milan, IT;
SGS-Thomson Microelectronics S.r.l., Agrate Brianza, IT;
Abstract
The digital filter includes a plurality of parallel adders, each whereof has a first input, a second input and an output; the parallel output of each adder is connected to the first input of the successive adder across a respective delay element. The second input of each adder is connected in parallel to the output of one of a plurality of memory banks, each whereof comprises a plurality of addressable memory cells, the addressing inputs whereof can be driven by a sampled digital signal to be filtered, and the memory cells of each bank contain a digital value which is equal to the product of a preset coefficient by the address of the cell itself.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile