| 摘要 |
PROBLEM TO BE SOLVED: To solve problems of conventional technology using an exclusive Internet phone that a user purchases a LAN adaptor, a router, and a VOIP adaptor and has to make adjustment of them individually because the technology combines them to configure a system and the system is complicated and rather high in cost and requires the user to make complicated call procedures for an opposite party. SOLUTION: The connection apparatus for the Internet phone is configured by integrally combining a selection connection circuit for switching and connecting the telephone sets to a public telephone line or an Internet circuit network depending on an identification signal, a signal processing circuit for applying signal processing to an analog signal such as voice to be connected to the Internet, and a router, so that the telephone sets are connected to the Internet to make a speech and the telephone sets are enabled to make a speech with the telephone sets connected to the public telephone line. COPYRIGHT: (C)2004,JPO
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