Inventor
AN QICHANG
CN8 patents
Patents
8 patentsUS12581979B2Mar 17, 2026
Substrate and preparation method thereof, integrated passive device, and electronic apparatus
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations50
US12574010B2Mar 10, 2026
Hybrid filter, preparation method thereof, and filtering apparatus
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations50
US12520429B2Jan 6, 2026
Functional substrate and method for manufacturing the same, and electronic device
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations50
US12408273B2Sep 2, 2025
Electronic device and method of fabricating electronic device
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations50
US12374506B2Jul 29, 2025
MEMS switch and method of manufacturing the same
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations50
US12597908B2Apr 7, 2026
Bulk acoustic wave resonator, manufacturing method thereof and filter
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations49
US12537498B2Jan 27, 2026
Filter including at least one inductor-capacitor structure formed in a multi-layer substrate and method for manufacturing the filter
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations49
US12341484B2Jun 24, 2025
Filter circuit, filter, method of manufacturing filter, and electronic device
BEIJING BOE OPTOELECTRONICS TECH CO LTD0 citations49