The invention relates to a linear feedback circuit, a linear feedback method and a wheel sensor, and the linear feedback circuit comprises an oscillation circuit, an analog switch, a low-pass filter and an amplifier. Two ends of the oscillating circuit are respectively connected with corresponding input ends of the analog switch, and one end of the oscillating circuit is also connected with an input control end of the analog switch through the signal processing module; the input end of the low-pass filter is connected with the output end of the analog switch; the input end of the amplifier is connected with the output end of the low-pass filter, and the amplifier is used for amplifying the direct-current voltage signal and outputting the amplified direct-current voltage signal to represent the oscillation amplitude of the oscillation circuit, the oscillation amplitude of the oscillation circuit can be fed back in real time, and the oscillation circuit can be widely applied to the technical field of rail transit.
本发明涉及一种线性反馈电路、线性反馈方法及车轮传感器,其中,线性反馈电路包括振荡电路、模拟开关、低通滤波器和放大器;振荡电路的两端分别连接模拟开关对应的输入端,振荡电路的一端还通过信号处理模块连接模拟开关的输入控制端;低通滤波器的输入端连接模拟开关的输出端;放大器的输入端连接低通滤波器的输出端,用于对直流电压信号进行放大,输出放大后的直流电压信号,以表示所述振荡电路的振荡幅度,本发明可以实时反馈振荡电路的振荡幅度,可以广泛应用于轨道交通技术领域中。
Linear feedback circuit, linear feedback method and wheel sensor
一种线性反馈电路、线性反馈方法及车轮传感器
2024-03-29
Patent
Elektronische Ressource
Chinesisch
IPC: | H03B Erzeugung von Schwingungen, unmittelbar oder durch Frequenzwandlung, durch Schaltungsanordnungen mit aktiven Bauelementen, die nicht als Schalter arbeiten , GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER / B61L Leiten des Eisenbahnverkehrs , GUIDING RAILWAY TRAFFIC |
NTIS | 1965
|Linear synchronous motor feedback controls
Tema Archiv | 1976
|Modelling and non-linear feedback stabilization of a two-wheel vehicle
Tema Archiv | 2004
|British Library Online Contents | 1997
|