Desay SV has filed patents related to command transmission methods, using predefined protocols to generate commands that control audio devices to perform operations.

April 2 News, the State Intellectual Property Office information shows that Huizhou Desay SV Automotive Electronics Co., Ltd. has applied for a patent titled “Instruction Transmission Method, Device, Equipment, Storage Medium, Computer Product, and Vehicle.” The application publication number is CN121771304A, the application number is CN202512033407.5, the publication date is March 31, 2026, the application date is December 30, 2025, the inventor is Liu Shaohui, the patent agency is Beijing Pinyuan Patent Agency Co., Ltd., the patent agent is Meng Jinzhe, and the classification numbers are H04L69/12, H04L69/22, H04L12/40.

The patent abstract states that the invention discloses an instruction transmission method, device, equipment, storage medium, computer product, and vehicle. The method applied to the cockpit domain controller includes: obtaining an instruction; generating a control instruction based on a predefined data protocol, where the data protocol is generated according to the instruction; sending the control instruction to audio equipment via a communication channel, so that the audio equipment performs protocol parsing on the control instruction to obtain the corresponding operation and execute it; wherein the communication channel includes an integrated circuit bus or a serial peripheral interface. This method uses a predefined data protocol to generate control instructions, enabling the audio device to understand the specific meaning of the control instruction after protocol parsing, and then execute the control instruction.

Desay SV was established on July 24, 1986, and listed on the Shenzhen Stock Exchange on December 26, 2017. The company’s registered and office addresses are both in Huizhou, Guangdong Province. It is a leading enterprise in the domestic automotive electronics field, focusing on automotive electronic products, with strong technical barriers and full industry chain advantages.

Desay SV mainly engages in the research, design, production, and sales of automotive electronic products. Its industry classification is “Computer - Software Development - Vertical Application Software,” belonging to concepts such as intelligent cockpits, Xiaopeng concepts, helmets, and other sectors.

In 2025, Desay SV achieved an operating revenue of 32.56B yuan, ranking first among 22 industry companies, far above the industry average of 3.71B yuan and the median of 1.06B yuan, with the second place Tianyuan Dico at 9.38B yuan. Its main business includes: smart cockpit revenue of 20.59B yuan, accounting for 63.23%; intelligent driving at 9.7 billion yuan, accounting for 29.79%; connected services and others at 2.27B yuan, accounting for 6.98%. In terms of net profit, it reached 2.47B yuan in 2025, ranking second in the industry, with the first place Tonghuashun at 3.2B yuan, the industry average at 403 million yuan, and the median at 70.55 million yuan.

Recent patent status of Huizhou Desay SV Automotive Electronics Co., Ltd. is as follows:

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