Method and system for maintaining connections between a terminal and servers in a communication system
First Claim
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1. A method for maintaining connections between a terminal and a plurality of servers in a stand-by state in which the terminal is connected to the servers, comprising:
- generating, by the terminal, timers for maintaining the connections to the plurality of servers;
determining whether a timer expires; and
simultaneously sending packets for connection maintenance notifications to all the servers having communication connections to the terminal when the timer expires.
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Abstract
A method and system for maintaining connections between a terminal and a plurality of servers in a stand-by state in which the terminal is connected to the servers. The terminal generates timers for maintaining the connections to the servers. The terminal determines whether a timer expires. When the timer expires, the terminal simultaneously sends packets for connection maintenance notifications to all the servers having communication connections to the terminal.
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Citations
19 Claims
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1. A method for maintaining connections between a terminal and a plurality of servers in a stand-by state in which the terminal is connected to the servers, comprising:
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generating, by the terminal, timers for maintaining the connections to the plurality of servers; determining whether a timer expires; and simultaneously sending packets for connection maintenance notifications to all the servers having communication connections to the terminal when the timer expires. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A communication system for maintaining connections between a terminal and a plurality of servers in a stand-by state in which the terminal is connected to the servers, comprising:
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the terminal for generating timers for maintaining the connections to the servers and determining whether a timer expires; and at least one server for checking a connection maintenance state by receiving a packet for a connection maintenance notification from the terminal when the timer expires. - View Dependent Claims (8, 9, 10, 11, 12)
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13. A mobile terminal for use in a communication system capable of maintaining connections between the mobile terminal and a plurality of servers in a stand-by state in which the mobile terminal is connected to the servers, comprising:
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a timer generator configured to generate timers for maintaining the connections to the servers and determining whether a timer expires; and a transceiver configured to communicate with at least one server, the server configured to check a connection maintenance state by receiving a packet for a connection maintenance notification from the terminal when the timer expires. - View Dependent Claims (14, 15, 16, 17, 18, 19)
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Specification