Appeal No. 2000-2276
Application No. 08/727,730
invention,” and that “Pohjakallio does not show a gateway for
receiving and packetizing the low-bit rate voice samples from the
mobile station and outputting the data packets onto a packet
network.” We additionally agree with the examiner (answer, page
4) that “Yang discloses server gateways on the Internet which
packetize voice data so as to transmit the voice data over the
Internet (a packet network) according to the Internet protocols.”
According to the examiner (answer, page 4), “[i]t would have been
obvious to one of ordinary skill in the art to use server
gateways of Yang in connection with the MSC [mobile exchange]
taught by Pohjakallio to transmit/receive voice over the Internet
with the motivation being to establish a long distance phone
connection via two local phone connections and one Internet
connection; thus avoiding toll offices as explicitly suggested at
page 2 of Yang.”
Although Yang uses a gateway server to connect a standard
telephone network and the Internet, we agree with the appellant’s
argument (brief, page 9) that “[o]nly Applicant’s own claims and
disclosure provide any suggestion or motivation to directly
transmit the actual vocoder samples used in the wireless domain
through a public packet-switched data network, like the
Internet.” Since appellant’s disclosed and claimed invention is
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