FBAR

Company Profile:

ROFS Microsystem is China’s first and only ​BAW (Bulk Acoustic Wave) filter chip manufacturer with fully independent intellectual property rights and mass production capabilities. The company operates under a ​vertical integration (IDM) model, encompassing the entire value chain from design, R&D, and manufacturing to sales and services for ​MEMS-based RF front-end filter chips, modules, and application solutions. Its products enable enhanced global connectivity for mobile communications, supporting critical markets such as mobile devices, wireless infrastructure, satellite navigation, and IoT with advanced performance.

Key Products:

1. WLP (Wafer-Level Packaging) Chips

• ​Features:
  • Compact size, easy integration
  • Low insertion loss
  • High out-of-band rejection

2. SMD Plastic-Packaged Filters

• ​Features:
  • Low insertion loss
  • High out-of-band rejection
  • Excellent in-band flatness
  • Compatible with automated high-efficiency SMT assembly
  • Ultra-miniature packaging: Typ. 3.0mm × 3.0mm × 0.75mm

3. SMD Ceramic-Packaged Filters

• ​Features:
  • Low insertion loss
  • High out-of-band rejection
  • Excellent in-band flatness
  • Compatible with automated high-efficiency SMT assembly
  • Compact dimensions: Typ. 3.8mm × 3.8mm × 1.8mm