Reduced delay priority for comfort noise
First Claim
1. A method for transferring packets in a discontinuous transmission system, said method comprising the steps of:
- assigning packets which contain a first silence descriptor (SID) frame a high priority indication;
assigning packets containing silence descriptor (SID) update information a low priority indication; and
transferring packets in accordance with the priority indications.
1 Assignment
0 Petitions
Accused Products
Abstract
A system and method reduces the delay of speech processing over a packet-switched network in a discontinuous transmission system. According to exemplary embodiments, a base transceiver station assigns priority indicators to information received therein. When the information is speech or a first SID frame, a high priority indicator is assigned. When the information is a SID update frame, a low priority indicator is assigned. The information is transferred from the base transceiver station to a base station controller in an order determined by the priority indicators. As such, the delay in transferring and processing speech information is reduced.
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Citations
20 Claims
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1. A method for transferring packets in a discontinuous transmission system, said method comprising the steps of:
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assigning packets which contain a first silence descriptor (SID) frame a high priority indication;
assigning packets containing silence descriptor (SID) update information a low priority indication; and
transferring packets in accordance with the priority indications. - View Dependent Claims (2, 3, 4, 5)
storing said packets, prior to said step of transferring, in a queue; and
determining an order of transfer of said packets based on said priority indications.
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5. The method of claim 1 including the step of assigning packets containing speech information a high priority indication.
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6. A system for transferring packets in a discontinuous transmission system, said system comprising:
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means for assigning packets which contain a first silence descriptor (SID) frame a high priority indication;
means for assigning packets containing silence descriptor (SID) update information a low priority indication; and
means for transferring said packets in accordance with the priority indications. - View Dependent Claims (7, 8, 9, 10)
a queue for storing said packets prior to transfer; and
means for determining an order of transfer of said packets based on said priority indications.
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10. The system of claim 6 further comprising means for assigning packets containing speech information a high priority indication.
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11. A method for prioritizing the transfer of packets in a discontinuous transmission system, said method comprising the steps of:
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receiving information, said information including speech information, a first silence descriptor (SID) frame, and a silence descriptor (SID) update frame;
decoding said received information;
determining a priority of said received information;
assigning speech information or a first silence descriptor (SID) frame a high priority indication;
assigning a silence descriptor (SID)) update frame a low priority indication;
forming a packet containing said decoded information and an indication of said determined priority; and
transferring said packet in an order determined by said priority indication.
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12. A transceiver comprising:
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means for receiving information, said information including speech information, a first silence descriptor (SID) frame, and a silence descriptor (SID) update frame;
a decoder for decoding said information;
means for determining a priority of said information wherein said speech information and said first silence descriptor (SID) frame are assigned a high priority indication and said silence descriptor (SID) update frame is assigned a low priority indication; and
means for placing said decoded information into a packet, said packet containing an indication of said priority.
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13. A method for processing information in a discontinuous transmission system, said method comprising the steps of:
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receiving information, said information including speech information, a first silence descriptor (SID) frame and a silence descriptor (SID) update frame;
assigning a priority to said information based on an information type; and
processing said information in a high priority process when said information is speech information or said first silence descriptor (SID) frame and processing said information in a low priority process when said information is said silence descriptor (SID) update frame. - View Dependent Claims (14, 15)
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16. A system for processing information in a discontinuous transmission system, said system comprising:
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at least one transceiver for receiving information, said information including speech information, a first silence descriptor (SID) frame and a silence descriptor (SID) update frame and assigning a priority to said information based on whether said information is speech information, a first silence descriptor (SID) frame or a silence descriptor (SID) update frame;
a router for routing said information in an order based on said priority; and
a transcoder for processing said information in a high priority process when said information is speech information or said first silence descriptor (SID) frame and processing said information in a low priority process when said information is said silence descriptor (SID) update frame. - View Dependent Claims (17, 18)
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19. A method for transmitting information in a radiocommunication environment, said method comprising the steps of:
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assigning a priority indication to information at a base station controller based upon information type;
transferring said prioritized information to a base transceiver station;
transmitting said information to a mobile station in an order based on said priority indication;
wherein a higher priority indication is provided to speech and first silence descriptor (SID) information and a lower priority indication is provided to silence descriptor (SID) update information.
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20. A system for transmitting information in a radiocommunication environment, said system comprising:
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a base station controller for assigning a priority indication to information based upon information typo and transferring said information along with said priority indication; and
a base transceiver station for receiving said information and priority indication and transmitting said information to a mobile station in an order based on said priority indication;
wherein a higher priority indication is provided to speech and first silence descriptor (SID) information and a lower priority indication is provided to silence descriptor (SID) update information.
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Specification