Pre-emptive acknowledgement for data transmission in a communication system

An apparatus for communication, comprising:

• at least one processor configured to receive a transmission of data comprising multiple (K) packets, to process the received transmission to decode the multiple packets, and to generate pre-emptive acknowledgement (ACK) information for the multiple packets prior to decoding all of the multiple packets,
• wherein the at least one processor is configured to generate pre-emptive ACK information for the multiple packets after decoding L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for the decoding of the L packets prior to a corresponding ACK transmission time,
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

An apparatus for receiving data, comprising:

• means for receiving a transmission of data comprising multiple (K) packets;
• means for processing the received transmission to decode the multiple packets;
• and
• means for generating pre-emptive acknowledgement (ACK) information for the multiple packets prior to decoding all of the multiple packets, wherein the means for generating pre-emptive ACK information for the data comprises means for generating pre-emptive ACK information for the multiple packets after decoding L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for the decoding of the L packets prior to a corresponding ACK transmission time,
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

A computer program product, comprising:

• a non-transitory computer-readable medium comprising:
• code for causing at least one computer to receive a transmission of data comprising multiple (K) packets;
• code for causing the at least one computer to process the received transmission to decode the multiple packets;
• code for causing the at least one computer to generate pre-emptive acknowledgement (ACK) information for the multiple packets prior to decoding all of the multiple packets, and code for causing the at least one computer to generate the pre-emptive ACK information for the multiple packets after decoding L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for the decoding of the L packets prior to a corresponding ACK transmission time,
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

A method of transmitting data, comprising:

• sending a transmission of data to a receiver, the data comprising multiple (K) packets;
• receiving pre-emptive acknowledgement (ACK) information for the data from the receiver, the pre-emptive ACK information being generated by the receiver for the multiple packets prior to decoding all of the multiple packets;
• and
• sending another transmission of the data or a transmission of new data based on the pre-emptive ACK information,
• wherein the pre-emptive ACK information is generated by the receiver based on decoding results for L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for decoding of the L packets prior to a corresponding ACK transmission time, wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

An apparatus for communication, comprising:

• at least one processor configured to send a transmission of data to a receiver wherein the data comprising multiple (K) packets, to receive pre-emptive acknowledgement (ACK) information for the multiple packets from the receiver, the pre-emptive ACK information being generated by the receiver for the multiple packets prior to decoding all of the multiple packets, and to send another transmission of the data or a transmission of new data based on the pre-emptive ACK information,
• wherein the pre-emptive ACK information is generated by the receiver based on decoding results for L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for decoding of the L packets prior to a corresponding ACK transmission time, wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emotive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emotive ACK information;
• and
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

A method of receiving data, comprising:

• receiving a transmission of multiple packets;
• processing the received transmission to decode the multiple (K) packets;
• determining, after decoding L packets among the multiple (K) packets, whether a decoding error is obtained for any one of the L decoded packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for the decoding of the L packets prior to a corresponding ACK transmission time;
• skipping decoding of packets not yet decoded if the decoding error is obtained;
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and sending pre-emptive acknowledgment (ACK) information for the multiple packets prior to decoding all of the multiple packets if no decoding error is obtained for any of the L decoded packets.

An apparatus for transmitting data, comprising:

• means for sending a transmission of data to a receiver, the data comprising multiple (K) packets;
• means for receiving pre-emptive acknowledgement (ACK) information for the data from the receiver, the pre-emptive ACK information being generated by the receiver for the multiple packets prior to decoding all of the multiple packets;
• and
• means for sending another transmission of the data or a transmission of new data based on the pre-emptive ACK information,
• wherein the pre-emptive ACK information is generated by the receiver based on decoding results for L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for decoding of the L packets prior to a corresponding ACK transmission time, and
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emotive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

A computer program product, comprising:

• a non-transitory computer-readable medium comprising:
• code for causing at least one computer to send a transmission of data to a receiver, the data comprising multiple (K) packets;
• code for causing the at least one computer to receive pre-emptive acknowledgement (ACK) information for the data from the receiver, the pre-emptive ACK information being generated by the receiver for the multiple packets prior to decoding all of the multiple packets;
• and code for causing the at least one computer to send another transmission of the data or a transmission of new data based on the pre-emptive ACK information,
• wherein the pre-emptive ACK information is generated by the receiver based on decoding results for L packets among the multiple packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for decoding of the L packets prior to a corresponding ACK transmission time,
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and
• wherein the pre-emptive ACK information is set to an ACK if all of the L packets are decoded correctly and set to a negative acknowledgment (NAK) if any one of the L packets is decoded in error.

An apparatus for receiving data, comprising:

• means for receiving a transmission of multiple packets;
• means for processing the received transmission to decode the multiple (K) packets;
• means for determining, after decoding L packets among the multiple (K) packets, whether a decoding error is obtained for any one of the L decoded packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for decoding of the L packets prior to a corresponding ACK transmission time;
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• means for skipping decoding of packets not yet decoded if the decoding error is obtained;
• and means for sending pre-emptive acknowledgment (ACK) information for the multiple packets prior to decoding all of the multiple packets if no decoding error is obtained for any of the L decoded packets.

A computer program product, comprising:

• a non-transitory computer-readable medium comprising:
• code for causing at least one computer to receive a transmission of multiple packets;
• code for causing the at least one computer to process the received transmission to decode the multiple (K) packets;
• code for causing the at least one computer to determine, after decoding L packets among the multiple (K) packets, whether a decoding error is obtained for any one of the L decoded packets, where L is one or greater and is less than K, and L is selected based on an amount of time available for decoding of the L packets prior to a corresponding ACK transmission time;
• code for causing the at least one computer to skip decoding of packets not yet decoded if the decoding error is obtained;
• wherein the L packets may include a sufficient number of decoded packets to obtain the desired accuracy for the pre-emptive ACK information, wherein more decoded packets corresponds to greater accuracy in the pre-emptive ACK information;
• and
• code for causing the at least one computer to send pre-emptive acknowledgment (ACK) information for the multiple packets prior to decoding all of the multiple packets if no decoding error is obtained for any of the L decoded packets.