Apparatus and method for interference-adaptive communications

A transmitter device comprising:

• a memory;
• a wireless receiver;
• a wireless transmitter;
• and
• a controller coupled to the wireless receiver, the wireless transmitter, and the memory, the controller being configured to:
• obtain at the transmitter device current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from the transmitter device to a receiver device,
• obtain at the transmitter device an erasure mask corresponding to the current jammed sub-carrier information,
• insert erasure bits into each of a plurality of sub-blocks processed in accordance with the erasure mask to obtain sub-blocks of a predetermined size,
• interleave each sub-block of the sub-blocks of the predetermined size to obtain interleaved sub-blocks, the erasure bits being located in the sub-blocks of a predetermined size so that the erasure bits fall onto the currently jammed sub-carriers, and
• communicate the interleaved sub-blocks to the wireless transmitter for transmission.

A transmitter device comprising:

• a means for storing data;
• a means for wirelessly receiving;
• a means for wirelessly transmitting;
• and
• a means for processing coupled to the means for receiving, the means for transmitting, and the means for storing, the means for processing being configured to:
• obtain at the transmitter device current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from the transmitter device to a receiver device,
• obtain at the transmitter device an erasure mask corresponding to the current jammed sub-carrier information,
• insert erasure bits into each sub-block processed in accordance with the erasure mask to obtain sub-blocks of a predetermined size,
• interleave each sub-block of the sub-blocks of the predetermined size to obtain interleaved sub-blocks, the erasure bits being located in the sub-blocks of predetermined size so that the erasure bits fall onto the currently jammed sub-carriers, and
• communicate the interleaved sub-blocks to the wireless transmitter for transmission.

A computer program product comprising:

• computer-readable medium comprising:
• code for causing a computer to obtain at the transmitter device current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from the transmitter device to a receiver device;
• code for causing a computer to obtain at the transmitter device an erasure mask corresponding to the current jammed sub-carrier information;
• code for causing a computer to insert erasure bits into each sub-block processed in accordance with the erasure mask to obtain sub-blocks of a predetermined size;
• code for causing a computer to interleave each sub-block of the sub-blocks of the predetermined size to obtain interleaved sub-blocks, the erasure bits located in the sub-blocks of predetermined size so that the erasure bits fall onto the currently jammed sub-carriers;
• and
• code for causing a computer to communicate the interleaved sub-blocks to a transmitter for transmission from the transmitter device.

A communication method comprising steps of:

• obtaining at a receiver device current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from a transmitter device to the receiver device;
• obtaining at the receiver device an erasure mask corresponding to the current jammed sub-carrier information;
• receiving at the receiver device interleaved sub-blocks from the transmitter device, the interleaved sub-blocks having a predetermined size, the interleaved sub-blocks comprising erasure bits inserted in accordance with the erasure mask;
• deinterleaving each interleaved sub-block of the interleaved sub-blocks to obtain deinterleaved sub-blocks;
• removing the erasure bits from the deinterleaved sub-blocks in accordance with the erasure mask to obtain processed sub-blocks wherein the erasure bits are located in the sub-blocks so that the erasure bits fall onto the currently jammed sub-carriers;
• and
• decoding the processed sub-blocks.

A receiver device comprising:

• a memory;
• a wireless receiver;
• a wireless transmitter;
• and
• a controller coupled to the wireless receiver, the wireless transmitter, and the memory, the controller configured to:
• obtain current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from a transmitter device to the receiver device,
• obtain an erasure mask corresponding to the current jammed sub-carrier information,
• receive interleaved sub-blocks from the transmitter device, the interleaved sub-blocks having a predetermined size, the interleaved sub-blocks comprising erasure bits inserted in accordance with the erasure mask,
• deinterleave each interleaved sub-block of the interleaved sub-blocks to obtain deinterleaved sub-blocks,
• remove the erasure bits from the deinterleaved sub-blocks in accordance with the erasure mask to obtain processed sub-blocks wherein the erasure bits are located in the sub-blocks so that the erasure bits fall onto the currently jammed sub-carriers, and
• decode the processed sub-blocks.

A receiver device comprising:

• a means for storing data;
• a means for wirelessly receiving;
• a means for wirelessly transmitting;
• and
• a means for processing coupled to the means for receiving, the means for transmitting, and the means for storing, the means for processing being configured to:
• obtain current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from a transmitter device to the receiver device,
• obtain an erasure mask corresponding to the current jammed sub-carrier information,
• receive interleaved sub-blocks from the transmitter device, the interleaved sub-blocks having a predetermined size, the interleaved sub-blocks comprising erasure bits inserted in accordance with the erasure mask,
• deinterleave each interleaved sub-block of the interleaved sub-blocks to obtain deinterleaved sub-blocks,
• remove the erasure bits from the deinterleaved sub-blocks in accordance with the erasure mask to obtain processed sub-blocks wherein the erasure bits are located in the sub-blocks so that the erasure bits fall onto the currently jammed sub-carriers, and
• decode the processed sub-blocks.

A computer program product comprising:

• computer-readable medium comprising:
• code for causing a computer to obtain at the wireless receiver device current jammed sub-carrier information identifying currently jammed sub-carriers of a plurality of sub-carriers available for carrying data from a wireless transmitter device to the wireless receiver device;
• code for causing a computer to obtain at the wireless receiver device an erasure mask corresponding to the current jammed sub-carrier information;
• code for causing a computer to receive at the wireless receiver device interleaved sub-blocks from the wireless transmitter device, the interleaved sub-blocks having a predetermined size, the interleaved sub-blocks comprising erasure bits inserted in accordance with the erasure mask;
• code for causing a computer to deinterleave each interleaved sub-block of the interleaved sub-blocks to obtain deinterleaved sub-blocks;
• code for causing a computer to remove the erasure bits from the deinterleaved sub-blocks in accordance with the erasure mask to obtain processed sub-blocks, the erasure bits being located in the sub-blocks so that the erasure bits fall onto the currently jammed sub-carriers;
• and
• code for causing a computer to decode the processed sub-blocks;
• wherein the step of obtaining the erasure mask is performed so that the erasure bits fall onto the currently jammed sub-carriers.