Communication terminal that performs network packet communication using sip servers, control method for the communication terminal, and storage medium

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United States of America Patent

PATENT NO 9319438
APP PUB NO 20120106542A1
SERIAL NO

13255666

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Abstract

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A communication terminal that determines the types of SIP servers, and stores SIP server information in association with the determined types so that SIP communication can be normally performed. The communication terminal carries out network packet communication using the SIP servers. SIP server information on the SIP servers is acquired, and types of the SIP servers are determined based on the acquired SIP server information. The SIP server information is stored in association with the determined types of the SIP servers.

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First Claim

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Patent Owner(s)

  • CANON KABUSHIKI KAISHA

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Inoue, Go Fujisawa, JP 79 303

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