Appeal No. 95-4351
Application 08/048,109
operating power activating said motor each time said cue signal
is received thereby, said high-pass filter being interposed
between the input jack and the control circuit to reject signals
in the audio range and to pass the supersonic cue signals, said
viewing unit being provided with the straps so as to be supported
on the head of the user.
The references relied on by the examiner are:
Cannon 3,851,116 Nov. 26, 1974
Horvath 3,963,335 June 15, 1976
Taylor 4,277,152 July 7, 1981
Hattori 4,636,866 Jan. 13, 1987
Claims 1-3 stand rejected under § 103 as unpatentable
for obviousness over Taylor in view of Cannon, Horvath and
Hattori.2
Taylor discloses means for advancing a film strip in a
projector in response to the detection of cue signals recorded on
an audio tape, such as an audio cassette (col. 1, lines 29-52).
No other information about the cue signals, such as the
frequency, is disclosed. The film images are projected onto a
projection screen (col. 2, lines 66-68).
Cannon discloses the use of ultrasonic cue signals
(col. 7, lines 7-55) which are recovered by filtering and used to
control the speed and position of a magnetic tape, which may
2Hattori is incorrectly identified as "Horvat" in the Answer
(at 3).
-3-
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