Method for reducing the risk of call connection failure and system to perform the method
First Claim
1. A method for reducing a risk of call connection failure, comprising:
- replying to a call connection request from a calling terminal;
receiving a first message;
determining whether the first message includes predetermined data, the predetermined data comprising data to be sent to a call connection video server; and
if the first message includes the predetermined data, setting an initial value using a second message from the calling terminal for a Numbered Simple Retransmission Protocol (NSRP) session with the calling terminal,wherein the predetermined data includes at least one of a video temporal spatial tradeoff command, miscellaneous video temporal spatial indication, and video fast update picture command.
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Accused Products
Abstract
A method for reducing a risk of a call connection failure in a video communication providing a multimedia ring back tone service includes replying to a call connection request from a calling terminal, receiving a first message, determining whether the first message includes predetermined data and if the first message includes the predetermined data, setting a second message from the calling terminal as an initial value for a Numbered Simple Retransmission Protocol (NSRP) session with the calling terminal. The predetermined data may include a video temporal spatial tradeoff command, miscellaneous video temporal spatial indication, or a video fast update picture command. A system to perform the method includes a receiving unit, a determination unit, and a setting unit.
89 Citations
13 Claims
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1. A method for reducing a risk of call connection failure, comprising:
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replying to a call connection request from a calling terminal; receiving a first message; determining whether the first message includes predetermined data, the predetermined data comprising data to be sent to a call connection video server; and if the first message includes the predetermined data, setting an initial value using a second message from the calling terminal for a Numbered Simple Retransmission Protocol (NSRP) session with the calling terminal, wherein the predetermined data includes at least one of a video temporal spatial tradeoff command, miscellaneous video temporal spatial indication, and video fast update picture command. - View Dependent Claims (2, 3, 4, 5, 6)
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7. A computer comprising a processor and an internal memory, and adapted to execute a program stored on the internal memory or on a computer-readable recording medium, the program comprising a method for reducing a risk of call connection failure, wherein the method comprises:
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replying to a call connection request from a calling terminal; receiving a first message; determining whether the first message includes predetermined data, the predetermined data comprising data to be sent to a call connection video server; and if the first message includes the predetermined data, setting an initial value using a second message from the calling terminal for a Numbered Simple Retransmission Protocol (NSRP) session with the calling terminal, wherein the predetermined data includes at least one of a video temporal spatial tradeoff command, miscellaneous video temporal spatial indication, and video fast update picture command.
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8. A system to reduce a risk of call connection failure, comprising:
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a receiving unit to reply to a call connection request from a calling terminal and to receive a first message; a determination unit to determine whether predetermined data is included in the first message, the predetermined data comprising data to be sent to a call connection video server; and a setting unit to set an initial value using a second message from the calling terminal for a Numbered Simple Retransmission Protocol (NSRP) session with the calling terminal if the first message includes the predetermined data, wherein the predetermined data includes at least one of a video temporal spatial tradeoff command, miscellaneous video temporal spatial indication, and video fast update picture command. - View Dependent Claims (9, 10, 11, 12, 13)
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Specification