Recently, Fenghua High tech obtained a South Korean authorized invention patent titled "A doped perovskite barium stannate material and its preparation method and application". The Japanese patent of this patent was also granted this year. At this point, Fenghua High tech has obtained 12 foreign authorized invention patents.

This patent relates to a novel ceramic material with high dielectric constant, low loss, and good temperature stability. It can not only be used as a medium for low-frequency ceramic capacitors, but also as a dielectric material for microwave (300MHz-300GHz) frequency band circuits with excellent performance. It is suitable for preparing high-quality microwave devices with miniaturization, high reliability, and good temperature stability, which is in line with the current era of rapid development of information technology and wireless communication.

Patent certificate

Fenghua High tech has always adhered to technological innovation, focused on the global layout of intellectual property, and aimed to overcome the bottleneck technology. It has made great efforts in domestic substitution of high-end materials, continuously breaking through foreign technological monopolies and barriers, and promoting the supply security of China's mid to high end component materials. The authorization of the Korean patent this time is an important achievement of Fenghua High tech in adhering to original technological innovation and continuous technological progress with a global perspective, achieving independent and controllable high-end materials, and demonstrating the company's strong determination to promote China's industrial technology level into the international first tier.

 Patent wall