US Patent Issued to Altera on Aug. 5 for "Systems and methods for transmitting and receiving auxiliary data" (California Inventor)

ALEXANDRIA, Va., Aug. 6 -- United States Patent no. 12,381,770, issued on Aug. 5, was assigned to Altera Corp. (San Jose, Calif.).

"Systems and methods for transmitting and receiving auxiliary data" was invented by David Mendel (Sunnyvale, Calif.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A data transmission system includes a transmitter circuit. The transmitter circuit receives regular data bits and auxiliary data bits. The transmitter circuit encodes a first subset of the regular data bits to generate a first subset of encoded data comprising pairs of symbols that are used in quadrature amplitude modulation. The transmitter circuit encodes the auxiliary data bits and a second subset of the regular data...