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.

Date of Patent:
Jan. 14, 2003

Filed:

May. 25, 1999
Applicant:
Inventors:

Patrick Bernard, Poisat, FR;

Jacques Quervel, Montbonnot, FR;

Christophe Magnier, Coublevie, FR;

Assignee:

STMicroelectronics S.A., Gentilly, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 2/710 ;
U.S. Cl.
CPC ...
H01L 2/710 ;
Abstract

The present invention relates to a one-time programmable (OTP) device including three fuses connected in parallel to a logic element which determines that the device is programmed when at least one of the fuses open. The present invention comprises a one-time programmable device that, before the one-time programmable device is programmed, provides, in response to a test signal, a simulation output signal that simulates an output signal that the one-time programmable device provides if the one-time programmable device is programmed.


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