ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,537,517, issued on Jan. 27, was assigned to NTT Inc. (Tokyo).
"Phase adjustment circuit" was invented by Tsutomu Takeya (Tokyo), Munehiko Nagatani (Tokyo), Teruo Jo (Tokyo), Hitoshi Wakita (Tokyo) and Hiroyuki Takahashi (Tokyo).
According to the abstract* released by the U.S. Patent & Trademark Office: "In some embodiments, the phase adjustment circuit includes a clock generator that is configured to generate a sinusoidal clock signal, and may include a variable amplifier that is configured to receive the clock signal output from the clock generator as an input, output an amplitude-adjusted sinusoidal differential clock signal, and output an amplitude-adjusted in-phase signal. The ph...