Physical Quantity Detection Device
개요
발명자
Shogo SASAKI
IPC 분류
CPC 분류
A physical quantity detection deviceincludes a physical quantity detection elementand a circuit device. The physical quantity detection elementincludes a detection arm ASincluding detection electrodes ELA and ELB and a detection arm ASincluding detection electrodes ELA and ELB. The circuit deviceincludes terminals T, T, T, and Tconnected to the detection electrodes ELA, ELB, ELA, and ELB, and an amplifier circuit. The amplifier circuitincludes a differential amplifier circuit, a switch SWA provided between the terminal Tand an input node NIof the differential amplifier circuit, a switch SWB provided between the terminal Tand an input node NIof the differential amplifier circuit, a switch SWA provided between the terminal Tand the input node NI, and a switch SWB provided between the terminal Tand the input node NI
원문 (중국어)
A physical quantity detection deviceincludes a physical quantity detection elementand a circuit device. The physical quantity detection elementincludes a detection arm ASincluding detection electrodes ELA and ELB and a detection arm ASincluding detection electrodes ELA and ELB. The circuit deviceincludes terminals T, T, T, and Tconnected to the detection electrodes ELA, ELB, ELA, and ELB, and an amplifier circuit. The amplifier circuitincludes a differential amplifier circuit, a switch SWA provided between the terminal Tand an input node NIof the differential amplifier circuit, a switch SWB provided between the terminal Tand an input node NIof the differential amplifier circuit, a switch SWA provided between the terminal Tand the input node NI, and a switch SWB provided between the terminal Tand the input node NI