Loading patent…
OwnerMing Shan Shih, Hsien Chuan Kuo +3inventors
InventorsMing Shan Shih, Hsien Chuan Kuo, Chien Heng Chou, Ching Shan Chao, Shih Chieh Kuo
Estimating the term…
The invention relates to a kind of multi-gateway communications system and switching control method, especially a system that is able to combine traditional Public Switched Telephone Network(PSTN) with Voice over Internet Protocol(VoIP). The multi-gateway communications system, connecting a user end with a caller end, can be utilized for verifying if a call is coming through Internet or POTS and automatically switching to enable the call receiver to answer the call. Moreover, the multi-gateway communications system provides with at least two switch components for the user end to choose if s/he wants to make a call through either Internet or POTS.
A kind of multi-gateway communications system and switching control method employs at least two switch components, which is provided by a multi-gateway communications system at a user end, to enable the multi-gateway communications system to use either an external PSTN line or access Internet communications;
A kind of multi-gateway communications system is to connect a user end and a caller end for achieving the purpose of communications;
Dependencies are inferred from the claim text.