US Patent Issued to Infinera on Sept. 8 for "Distribution matrching for probabilistic constellation shaping with an arbitrary input/ouput alphabet" (Canadian Inventors)

ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,732,281, issued on Sept. 8, was assigned to Infinera Corp..

"Distribution matrching for probabilistic constellation shaping with an arbitrary input/ouput alphabet" was invented by Mehdi Torbatian (Ottawa), Deyuan Chan (Kanata, Canada), Han Henry Sun (Ottawa), Sandy Thomson (Ottawa) and Kuang-Tsan Wu (Ottawa).

According to the abstract* released by the U.S. Patent & Trademark Office: "Consistent with the present disclosure, an encoder circuit is provided at a transmit side of an optical fiber link that maps an input sequence of bits of fixed length k a sequence of symbols of a codeword of length n, such that the symbols of the codeword define a predetermined transmission probability d...