Method and apparatus for soft handoff between base stations using different frame formats

A method of wireless communication, comprising:

• providing a message to a first base station utilizing a first protocol data unit format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is lower than the first protocol data unit format revision is stronger than a signal received from the first base station, the second protocol data unit format revision having a different frame signal format than the first protocol data unit format revision;
• soft-combining messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages from each of the first base station and the second base station are in accordance with the second protocol data unit format revision with the same frame signal format;
• and
• communicating with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.

An apparatus for wireless communication, comprising:

• means for providing a message to a first base station utilizing a first protocol data unit format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is higher than the first protocol data unit format revision is stronger than a signal received from the first base station, the second protocol data unit format revision having a different frame signal format than the first protocol data unit format revision;
• means for soft-combining messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages
• from each of the first base station and the second base station are in accordance with the first protocol data unit format revision with the same frame signal format;
• and
• means for communicating with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.

An apparatus for wireless communication, comprising:

• means for providing a message to a first base station utilizing a first protocol data unit format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is lower than the first protocol data unit format revision is stronger than a signal received from the first base station, the second protocol data unit format revision having a different frame signal format than the first protocol data unit format revision;
• means for soft-combining messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages
• from each of the first base station and the second base station are in accordance with the second protocol data unit format revision with the same frame signal format;
• and
• means for communicating with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.

A computer program product apparatus, comprising:

• a non-transitory computer-readable medium comprising code for:
• providing a message to a first base station utilizing a first protocol data unit
• format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is higher than the first protocol data unit format revision is stronger than a signal received from the first base station, the second protocol data unit format revision having a different frame signal format than the first protocol data unit format revision;
• soft-combining messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages from each of the first base station and the second base station are in accordance with the first protocol data unit format revision with the same frame signal format;
• and
• communicating with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.

A computer program product apparatus, comprising:

• a non-transitory computer-readable medium comprising code for:
• providing a message to a first base station utilizing a first protocol data unit
• format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is lower than the first protocol data unit format revision is stronger than a signal received from the first base station, the second protocol data unit format revision having a different frame signal format than the first protocol data unit format revision;
• soft-combining messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages
• from each of the first base station and the second base station are in accordance with the second protocol data unit format revision with the same frame signal format;
• and
• communicating with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.

An apparatus for wireless communication, comprising:

• at least one processor;
• and
• a memory coupled to the at least one processor, wherein the at least one processor is configured to:
• provide a message to a first base station utilizing a first protocol data unit format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is higher than the first protocol data unit format revision is stronger than a signal received from the first base station, the second protocol data unit format revision having a different frame signal format than the first protocol data unit format revision;
• soft-combine messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages from each of the first base station and the second base station are in accordance with the first protocol data unit format revision with the same frame signal format;
• and
• communicate with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.

An apparatus for wireless communication, comprising:

• at least one processor;
• and
• a memory coupled to the at least one processor, wherein the at least one processor is configured to:
• provide a message to a first base station utilizing a first protocol data unit format revision, the message indicating that a signal received from a second base station utilizing a second protocol data unit format revision that is lower than the first protocol data unit format
• revision is stronger than a signal received from the first base station, the second protocol data
• unit format revision having a different frame signal format than the first protocol data unit format revision;
• soft-combine messages from the first base station and the second base station during a handoff from the first base station to the second base station, wherein the messages from each of the first base station and the second base station are in accordance with the second protocol data unit format revision with the same frame signal format;
• and
• communicate with the second base station utilizing the second protocol data unit format revision following the handoff from the first base station to the second base station.