Tunnelling voice over the internet protocol in a cellular network

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United States of America Patent

PATENT NO 6751207
SERIAL NO

09620639

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Abstract

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A method for tunneling voice over the Internet Protocol (IP) in a cellular network. A Mobile Identification Number (MIN) of a non-IP-enabled handset is mapped to the IP address of a component of a cellular network in communication with that handset. A sub-index is assigned to the handset by the component, wherein the sub-index acts as an extension to the IP Address of the component, so that a non-IP-enabled handset can be correctly identified within the cellular network.

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Patent Owner(s)

Patent OwnerAddress
AIRTOUCH COMMUNICATIONS INC1 CALIFORNIA STREET 21ST FLOOR SAN FRANCISCO CA 94120

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Lee, Jau Young Pleasanton, CA 12 449
Lee, William C Y Danville, CA 14 676

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