会员体验
专利管家(专利管理)
工作空间(专利管理)
风险监控(情报监控)
数据分析(专利分析)
侵权分析(诉讼无效)
联系我们
交流群
官方交流:
QQ群: 891211   
微信请扫码    >>>
现在联系顾问~
热词
    • 10. 发明授权
    • Offset-free analog-to-digital converter
    • 无偏移模数转换器
    • US06486811B2
    • 2002-11-26
    • US09963746
    • 2001-09-26
    • Martin ClaraAndreas WiesbauerDietmar Straeussnigg
    • Martin ClaraAndreas WiesbauerDietmar Straeussnigg
    • H03M112
    • H03M1/0626H03M1/0607H03M1/12
    • Analog-to-digital converter for converting an analog input signal which is present at a signal input (2a, 2b) and has a specific frequency bandwidth, into an offset-free digital output signal, having a subtracting amplifier (5), which subtracts an analog actuating signal from the analog input signal in order to generate an analog difference signal and amplifies the analog difference signal generated, an analog-to-digital converter circuit (18) having a high clock rate for converting the amplified analog difference signal into the digital output signal, a digital clamping circuit (24) for digital low-pass filtering of the digital output signal, and having a digital-to-analog converter circuit (49) for converting the digital output signal filtered by the clamping circuit (24) into the analog actuating signal.
    • 用于将存在于信号输入端(2a,2b)并具有特定频率带宽的模拟输入信号转换成具有减法放大器(5)的无偏移数字输出信号的模数转换器,该减法放大器 来自模拟输入信号的模拟致动信号,以产生模拟差分信号并放大所产生的模拟差分信号;具有高时钟频率的模数转换器电路(18),用于将放大的模拟差分信号转换成 数字输出信号,用于数字输出信号的数字低通滤波的数字钳位电路(24),以及用于转换由钳位电路(24)滤波的数字输出信号的数模转换器电路(49) 进入模拟启动信号。