Method and apparatus for discriminating between control messages and speech payload
First Claim
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1. A method for detecting a change in an operating mode of a mobile station from a discontinuous transmission (DTX) mode to a continuous transmission mode, said method comprising:
- scheduling an uplink transmission by said mobile station during an uplink transmission period while said mobile station is in said DTX mode;
receiving at least a portion of an uplink data packet from said mobile station during the uplink transmission period; and
determining an operating mode of said mobile station based on a length of said uplink data packet.
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Abstract
A base station detects the transition of a mobile station from a DTX mode to a continuous transmission mode. The base station schedules an uplink transmission by the mobile station during an uplink transmission period while the mobile station is in DTX mode and receives an uplink LLC PDU from said mobile station during the scheduled uplink transmission periods. The base station determines the operating mode of the mobile station based on the size of the received uplink LLC PDU.
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Citations
18 Claims
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1. A method for detecting a change in an operating mode of a mobile station from a discontinuous transmission (DTX) mode to a continuous transmission mode, said method comprising:
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scheduling an uplink transmission by said mobile station during an uplink transmission period while said mobile station is in said DTX mode; receiving at least a portion of an uplink data packet from said mobile station during the uplink transmission period; and determining an operating mode of said mobile station based on a length of said uplink data packet. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. A base station comprising:
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a base transceiver station configured to transmit packet data to and receive packet data from a mobile station; a scheduler circuit configured to schedule an uplink transmission by said mobile station during an uplink transmission period while said mobile station is in a discontinuous transmission (DTX) mode; and a detection unit circuit configured to determine an operating mode of said mobile station based on a length of an uplink data packet received during the uplink transmission period. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17, 18)
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Specification