ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,662, issued on May 12, was assigned to CHANG'AN UNIVERSITY (Xi'an, China).

"Control method of mixed traffic flow on freeway ramp based on controllable connected and autonomous vehicles (CAVs)" was invented by Xiangmo Zhao (Xi'an, China), Ze Li (Xi'an, China), Xia Wu (Xi'an, China), Siyuan Gong (Xi'an, China), Haigen Min (Xi'an, China), Yihan Sun (Xi'an, China), Kang Sun (Xi'an, China), Wuqi Wang (Xi'an, China), Guohui Zheng (Xi'an, China), Wenjing Wang (Xi'an, China), Yukun Ding (Xi'an, China) and Congli Zhang (Xi'an, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A control method of mixed traffic flow on freeway ramp based on controllable conn...