US Patent Issued to SHANXI UNIVERSITY on June 30 for "Single-frequency continuous-wave optical parametric oscillator" (Chinese Inventors)

ALEXANDRIA, Va., July 16 -- United States Patent no. 12,669,736, issued on June 30, was assigned to SHANXI UNIVERSITY (Taiyuan, China).

"Single-frequency continuous-wave optical parametric oscillator" was invented by Huadong Lu (Taiyuan, China), Xiaobin Peng (Taiyuan, China), Jing Su (Taiyuan, China) and Kunchi Peng (Taiyuan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "The present application discloses a single-frequency continuous-wave optical parametric oscillator, comprising a pumping source, a focusing lens, a resonant cavity, an optical parametric down-conversion crystal, and a birefringent crystal. The resonant cavity comprises a concave-convex lens, an output planoconcave lens, and at least t...