Quanxin Holdings acquires patents related to FPGA parameter adjustment, enabling real-time optimization and tuning of FPGA high-speed transceiver parameters.

March 21 News, the State Intellectual Property Office’s information shows that Nanjing Quanxin Transmission Technology Co., Ltd. has applied for a patent titled “Method and System for Optimizing Adjustment of FPGA High-Speed Transceiver Parameters,” with authorization announcement number CN116633717B, granted on March 20, 2026. The application publication number is CN116633717A, application number CN202310711936.4, published on March 20, 2026. The application was filed on June 15, 2023. Inventors are Lian Lu, Zhang Guoqi, Hu Jianhui. The patent agency is Nanjing Xinggao Intellectual Property Agency Co., Ltd., patent agent Wang Peisong. Classification codes are H04L12/40 and H04B10/278.

Patent Abstract: The present invention relates to the field of Fibre Channel (FC) optical fiber network communication technology, specifically to a method and system for optimizing the parameters of FPGA high-speed transceivers. In this invention, within the FPGA chip, a set of parameter adjustment modules are added for each GT. During interconnection of node devices’ FPGA chips, online, automated, and precise optimization of GT parameters can be achieved through control modules, improving the efficiency and accuracy of GT parameter adjustment during online interconnection, reducing manual operation workload, and effectively enhancing communication equipment debugging efficiency.

Quanxin Co., Ltd. was established on September 29, 2001, and listed on the Shenzhen Stock Exchange on April 22, 2015. Its registered and office addresses are both located in Nanjing, Jiangsu Province. The company is a leading enterprise in China’s military electronics field, focusing on military optical cables and components, with strong technological barriers and prominent investment value.

Quanxin Co., Ltd. primarily engages in military electronics and information technology, involved in the research, production, sales, and services of military optical cables and components. It belongs to the Shenwan industry categories of National Defense Military Industry - Military Electronics II - Military Electronics III, and is related to concepts such as military-civil fusion, large aircraft, and commercial space (aerospace).

In 2025, Quanxin Co., Ltd. reported revenue of 839 million yuan, ranking first among two companies in the industry, higher than the industry average and median of 494 million yuan, with the second place being ST Tianwei at 150 million yuan. Main business segments include high-performance transmission cables and components (641 million yuan, 76.43%), optoelectronic systems and FC products (179 million yuan, 21.38%), and other sales (18.36 million yuan, 2.19%). Net profit was approximately 29.65 million yuan, ranking second in the industry, with the industry average and median at about 30 million yuan; the top performer, ST Tianwei, achieved 30.36 million yuan.

Recent patent applications by Nanjing Quanxin Transmission Technology Co., Ltd. include:

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