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:
May. 29, 2007
Filed:
Dec. 02, 2002
Rongqing Dai, Castaic, CA (US);
James S. Little, Saugus, CA (US);
Kea-tiong Tang, Temple City, CA (US);
Rongqing Dai, Castaic, CA (US);
James S. Little, Saugus, CA (US);
Kea-Tiong Tang, Temple City, CA (US);
Second Sight Medical Products, Inc., Sylmar, CA (US);
Abstract
The present invention provides a DAC constructed from a series of floating gate devices which are programmable to a series of predetermined values. Addressing one or more of the programmed floating gate devices, will select from a wide variety of analog outputs. Reprogramming the floating gate devices, can provide a different variety of analog outputs. For example, the floating gate devices can be preprogrammed to a different range of outputs matching a range of perceptible signals.