Method and programmable device for generating variable width pul

Details Method and programmable device for generating variable width pul Method and programmable device for generating variable width pul

1997-05-21

1999-02-09

Heckler, Thomas M.

G06F 104

Patent

active

058705937

ABSTRACT:
The present invention relates to a method for generating pulse trains by means of a microprocessor, consisting of generating an envelope signal by means of a timer which is programmable by a CPU, the width of a square wave of the envelope signal corresponding to the width of the pulse trains, generating a carrier signal having a predetermined frequency, and modulating the envelope signal with the carrier.

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French Search Report from French Patent Application 96 06689, filed May 24, 1996.
Philips Technical Publication, No. 167, Mar. 22, 1985, pp. 1-8, "Low-Power Remote Control IR Transmitter And Receiver Preamplifiers".

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