Amid the wave of automotive intelligence and connectivity, SAW filters have become one of the indispensable core components in vehicle communication systems. Automotive-grade products must operate reliably in complex electromagnetic environments and under harsh working conditions. With their compact size, low cost, excellent consistency, as well as high temperature resistance and high reliability, SAW filters have been widely adopted in critical applications such as V2X (Vehicle-to-Everything), onboard telematics terminals (T-BOX), satellite navigation and positioning, and Bluetooth and Wi-Fi modules, providing a reliable guarantee for in-vehicle communication quality.
Shoulder's automotive filters deliver "signal immunity" assurance for intelligent connected vehicles. The company's product portfolio covers comprehensive navigation system filters for BeiDou, GPS, GLONASS, Galileo, and other systems, as well as full-band filters and duplexers supporting 4G/5G in-vehicle communications, covering the frequency range from 600 MHz to 2800 MHz. With high reliability, excellent temperature stability, and superior interference rejection, Shoulder's filter products meet automotive-grade requirements. Notably, the L1L5 high-precision positioning filter series has successfully passed the AEC-Q200 automotive-grade reliability certification. The company's automotive-grade product development complies with the IATF 16949 standard and meet automotive industry quality management requirements including APQP and PPAP. Shoulder has established a full-process system tailored to the automotive market, covering R&D, manufacturing, and quality assurance, and is capable of providing professional certification and testing services.
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