Simplified multiple input multiple output (MIMO) communication schemes for interchip and intrachip communications

An electrical signal source means, comprising:

• a means for communication signal transmission over a multiple input multiple output (MIMO) channel having a tri-diagonal channel response matrix;
• a means for programmable control communicatively coupled to a plurality of communication endpoints, the means for programmable control configured to receive a plurality of MIMO communication signals associated with a first column vector;
• and
• wherein the means for programmable control is further configured to:
• generate a second column vector comprising:
• the first column vector;
• and
• a plurality of add-on signal elements;
• provide the second column vector to an Inverse Fast Fourier Transformation (IFFT) function to generate a plurality of transformed signals;
• and
• cause a subset of the plurality of transformed signals to be transmitted over the plurality of communication endpoints.

A method for transmitting communication signals over a multiple input multiple output (MIMO) channel having a tri-diagonal channel response matrix, comprising:

• receiving a plurality of MIMO communication signals associated with a first column vector {d1, d2, . . . dN};
• generating a second column vector {d0, d1, d2, . . . dN, dN+1, dN+2, . . . d2(N+1)−1}, the second column vector comprising the first column vector {d1, d2, . . . dN} and a plurality of add-on signal elements;
• providing the second column vector to an Inverse Fast Fourier Transformation (IFFT) function to generate a plurality of transformed signals associated with a third column vector {D0, D1, D2, . . . DN, DN+1, DN+2, . . . D2(N+1)−1};
• and
• providing a subset of transformed signals {D1, D2, . . . DN} from the third column vector to a plurality of communication endpoints for transmission.

A multiple input multiple output (MIMO) communication system for communication, comprising:

• an electrical signal source, comprising:
• a programmable control function communicatively coupled to a first communication interface and a second communication interface;
• a simplified MIMO function communicatively coupled to the second communication interface and a third communication interface, the simplified MIMO function comprising an Inverse Fast Fourier Transformation (IFFT) function;
• and
• a plurality of communication endpoints communicatively coupled to the third communication interface;
• an electrical signal receiver, comprising:
• a plurality of receiver communication endpoints communicatively coupled to a signal input interface;
• a computational function communicatively coupled to the signal input interface and a signal output interface;
• and
• a receiver programmable control function communicatively coupled to the signal output interface;
• and
• a MIMO channel coupled with the plurality of communication endpoints and the plurality of receiver communication endpoints, wherein the MIMO channel is a tri-diagonal MIMO channel.