The opinion in support of the decision being entered today was not
written for publication and is not binding precedent of the Board.
Paper No. 11
UNITED STATES PATENT AND TRADEMARK OFFICE
____________
BEFORE THE BOARD OF PATENT APPEALS
AND INTERFERENCES
____________
Ex parte TAH-KANG J. TING, GYH-BIN WANG, and CHIEN-TE WU
____________
Appeal No. 1999-0853
Application No. 08/709,896
____________
ON BRIEF
____________
Before JERRY SMITH, FLEMING, and RUGGIERO, Administrative
Patent Judges.
FLEMING, Administrative Patent Judge.
DECISION ON APPEAL
This is a decision on appeal from the final rejection of
claims 1 through 17, all the claims pending in the
application.
The invention relates to a buffer circuit that includes a
Field Effect Transistor (FET) for controlling the hysteresis.
The FET (23 or 36) is selected with a desired channel type,
phase of its gate signal with respect to the output of the
first circuit, and polarity so as to turn on the FET during a
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