Method and apparatus for high rate packet data transmission
First Claim
1. An apparatus for a communication system, comprising:
- means for periodically receiving a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and
means for determining a transmission format for data transmission as a function of the quality indicator, wherein the transmission format is used for an initial transmission of data.
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Accused Products
Abstract
In a data communication system capable of variable rate transmission, high rate packet data transmission improves utilization of the forward link and decreases the transmission delay. Data transmission on the forward link is time multiplexed and the base station transmits at the highest data rate supported by the forward link at each time slot to one mobile station. The data rate is determined by the largest C/I measurement of the forward link signals as measured at the mobile station. Upon determination of a data packet received in error, the mobile station transmits a NACK message back to the base station. The NACK message results in retransmission of the data packet received in error. The data packets can be transmitted out of sequence by the use of sequence number to identify each data unit within the data packets.
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Citations
118 Claims
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1. An apparatus for a communication system, comprising:
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means for periodically receiving a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and means for determining a transmission format for data transmission as a function of the quality indicator, wherein the transmission format is used for an initial transmission of data. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22)
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23. A method in a communication system, comprising:
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receiving, periodically, a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and determining a transmission format for data transmission as a function of the quality indicator, wherein the transmission format is used for an initial transmission of data. - View Dependent Claims (24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43)
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44. An apparatus for a communication system, comprising:
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means for periodically transmitting a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and means for receiving an initial transmission of data sent based on a transmission format determined as a function of the quality indicator. - View Dependent Claims (45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61)
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62. A method in a communication system, comprising:
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transmitting, periodically, a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and receiving an initial transmission of data sent based on a transmission format determined as a function of the quality indicator. - View Dependent Claims (63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77, 78)
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79. A non-transitory computer-readable medium encoded with a computer program for a communication system, comprising:
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instructions for periodically receiving a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and instructions for determining a transmission format for data transmission as a function of the quality indicator, wherein the transmission format is used for an initial transmission of data.
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80. A non-transitory computer-readable medium encoded with a computer program for a communication system, comprising:
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instructions for periodically transmitting a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system; and instructions for receiving an initial transmission of data sent based on a transmission format determined as a function of the quality indicator.
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81. An apparatus for a communication system, comprising:
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at least one processor configured to periodically receive a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system, and to determine a transmission format for data transmission as a function of the quality indicator, wherein the transmission format is used for an initial transmission of data. - View Dependent Claims (82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101)
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102. An apparatus for a communication system, comprising:
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at least one processor configured to periodically transmit a quality indicator determined based on a pilot and indicative of a quality of a link in the communication system, and to receive an initial transmission of data sent based on a transmission format determined as a function of the quality indicator. - View Dependent Claims (103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118)
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Specification