ALEXANDRIA, Va., April 9 -- United States Patent no. 12,271,399, issued on April 8, was assigned to Tencent Technology Co. Ltd. (Shenzhen, China).

"Cross-modal search method and related device" was invented by Ke Mei (Shenzhen, China), Huan Zheng (Shenzhen, China) and Ming Li (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A cross-modal search method includes: acquiring first modality data; searching in a second modality database based on content information of the first modality data to obtain a first set, the first set including at least one piece of second modality data matched with the content information of the first modality data; searching in the second modality database based on seman...