US Patent Issued to NTT on Aug. 4 for "Communication method, optical receiving apparatus, optical transmitting apparatus, and communication system" (Japanese Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,700,924, issued on Aug. 4, was assigned to NTT Inc. (Tokyo).

"Communication method, optical receiving apparatus, optical transmitting apparatus, and communication system" was invented by Kazumitsu Sakamoto (Musashino, Japan), Takeshi Kinoshita (Musashino, Japan), Takuya Ohara (Musashino, Japan) and Etsushi Yamazaki (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "A communication method in a communication system including an optical transmission device and an optical reception device includes: detecting wave-front distortions of a reference optical signal used for wave-front observation which arrives at a first time point and a second time...