Appeal No. 1998-2719
Application No. 08/535,404
BACKGROUND
The invention is directed to a mounting arrangement for a higher order microphone
within a small terminal, such as a telephone handset. Representative claim 1 is
reproduced below.
1. A mounting arrangement for a speech terminal, operating in close-talk and
hands-free modes said terminal having a transmit end for housing a capsule with an
electroacoustic transducer and two ports, said arrangement comprising:
walls defining a regular-shaped cavity at said transmit end a first side wall
and a second side wall opposed to said first side wall being outwardly inclined; and
means for fixing said capsule into said cavity with the geometrical center of
said capsule substantially corresponding with the geometrical center of said cavity,
for leaving substantially equal free space around each of said ports, and with a first
port of said electroacoustic transducer facing said first side wall of said cavity and a
second port facing said second side wall of said cavity.
The examiner relies on the following references:
Baumhauer, Jr. et al. (Baumhauer) 5,226,076 Jul. 6, 1993
Fatovic et al. (Fatovic) 1,199,138 Jan. 7, 1986
(Canadian Patent)
Claims 1-6 and 8-15 stand rejected under 35 U.S.C. § 102 as being anticipated by
Fatovic.
Claim 7 stands rejected under 35 U.S.C. § 103 as being unpatentable over Fatovic
and Baumhauer.
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