US Patent Issued to NTT on June 16 for "Multi-channel optical module" (Japanese Inventors)

ALEXANDRIA, Va., June 16 -- United States Patent no. 12,659,066, issued on June 16, was assigned to NTT Inc. (Tokyo).

"Multi-channel optical module" was invented by Shigeru Kanazawa (Musashino, Japan), Takahiko Shindo (Musashino, Japan), Meishin Chin (Musashino, Japan) and Yasuhiko Nakanishi (Musashino, Japan).

According to the abstract* released by the U.S. Patent & Trademark Office: "Crosstalk between adjacent channels is suppressed when monitoring output power. A multi-channel optical module for multiplexing and outputting a plurality of wavelength channels, which includes a plurality of light sources each having a different wavelength, a plurality of collimator lenses coupled to an output of each of the plurality of light sources, a b...