Channel quality report processes, circuits and systems

A CQI report scanning circuit comprising

• a first circuit operable to generate a CQI report derived from at least a first and a second channel quality indicator (CQI) vector associated with a plurality of subbands for each of at least first and second spatial codewords respectively;
• and
• a second circuit operable to configurably establish a scanning pattern for the CQI report across the spatial codewords and subbands and to initiate transmission of a signal communicating the CQI report according to the configurably established scanning pattern.

A channel quality indicator (CQI) reporting circuit comprising

• a first circuit operable to generate at least a first and a second channel quality indicator (CQI) vector associated with a plurality of subbands for each of at least first and second spatial codewords respectively and a first and a second differential subbands CQI vector for each of the first and second spatial codewords respectively, and further operable to generate a CQI report based on a vector differential between the second differential subbands CQI vector and the first differential subbands CQI vector;
• and
• a second circuit operable to initiate transmission of a signal communicating the CQI report.

A MIMO wireless node for multiple-input, multiple-output (MIMO), the wireless node comprising:

• a receiver to receive at least one signal, each communicating a channel quality indicator (CQI) report for first and second spatial codewords associated with a user equipment wherein the CQI report is derived from a first reference CQI and a first and a second differential subbands CQI vector for each spatial codeword as well as a differential between a second reference CQI and the first reference CQI;
• and
• a processing circuitry coupled to the receiver and operable to reconstruct a first and second subbands CQI vector from said at least one signal associated with said CQI report.

A MIMO wireless node for multiple-input, multiple-output (MIMO), the wireless node comprising:

• a receiver to receive at least one signal, each communicating a compressed channel quality indicator (CQI) report associated with a user equipment for spatial codewords and subbands;
• and
• a processing circuitry coupled to the receiver and operable for reconstructing at least a first and a second CQI vector from said at least one signal according to a configurably established scanning pattern for processing the CQI report across the spatial codewords and subbands wherein each reconstructed CQI vector is associated with a plurality of subbands for each of at least first and second spatial codewords respectively.

A MIMO wireless node for multiple-input, multiple-output (MIMO), the wireless node comprising:

• a receiver to receive at least one signal, each communicating a channel quality indicator (CQI) report associated with a user equipment for at least first and second spatial codewords and subbands;
• and
• a processing circuitry coupled to the receiver and operable for reconstruction of at least a first and a second CQI vector, associated with subbands for each of the at least first and second spatial codewords respectively, from the CQI report including information based on a vector differential between a second differential subbands CQI vector for the second spatial codeword and a first differential subbands CQI vector for the first spatial codeword.