Packet transmission system

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United States of America Patent

PATENT NO 4238851
SERIAL NO

06036819

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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In a packet transmission system in which a plurality of kinds of telephone signals are packetized and transmitted, when a voice signal call is originated, a real channel is established for the voice signal call prior to a signal call other than a voice signal call, so that a transmission channel is occupied in each frame. When the voice signal call is over, the transmission channel allocated to the voice signal call, is changed to a condition in which another call can be allocated thereto. The system is useful for effective utilization of a packet communication network, without impairing the transmission quality requirement for a voice signal call.

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Patent Owner(s)

  • FUJITSU LIMITED

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Fudemoto, Isao Ayase, JP 2 83
Takahashi, Osamu Sagamihara, JP 363 3962

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