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    • 1. 发明授权
    • Sensor calibration using selectively disconnected temperature
    • 使用选择性断开温度的传感器校准
    • US07373266B2
    • 2008-05-13
    • US11460951
    • 2006-07-28
    • Larry PetersenJose Taveira
    • Larry PetersenJose Taveira
    • G06F19/00
    • G01D3/0365G01D3/022G01D18/008
    • Calibration of a sensor circuit that includes a sensor, a temperature measurement circuit and a signal processing path. The sensor senses a physical parameter to be measured and generates an electrical sensor output signal representing the physical parameter. The temperature measurement circuit outputs a measured temperature. The signal processing path is coupled to the sensor so as to receive the electrical sensor output signal and use the measured temperature to compensate for temperature variations in the electrical sensor output signal. During calibration, the output voltage of the signal processing path is measured at multiple temperatures, and at multiple values of the physical parameter being measured at each temperature while the signal processing path is disconnected from using the measured temperature of the temperature measurement circuit.
    • 包括传感器,温度测量电路和信号处理路径的传感器电路的校准。 传感器检测要测量的物理参数,并产生表示物理参数的电传感器输出信号。 温度测量电路输出测量温度。 信号处理路径耦合到传感器,以便接收电传感器输出信号并使用测量的温度来补偿电传感器输出信号中的温度变化。 在校准期间,在多个温度下测量信号处理路径的输出电压,并且在将信号处理路径与使用温度测量电路的测量温度断开的同时,在每个温度下测量物理参数的多个值。
    • 2. 发明申请
    • SENSOR CALIBRATION USING SELECTIVELY DISCONNECTED TEMPERATURE
    • 传感器校准使用选择性的断开温度
    • US20080027667A1
    • 2008-01-31
    • US11460951
    • 2006-07-28
    • Larry PetersenJose Taveira
    • Larry PetersenJose Taveira
    • G06F19/00G01D18/00G06F17/40
    • G01D3/0365G01D3/022G01D18/008
    • Calibration of a sensor circuit that includes a sensor, a temperature measurement circuit and a signal processing path. The sensor senses a physical parameter to be measured and generates an electrical sensor output signal representing the physical parameter. The temperature measurement circuit outputs a measured temperature. The signal processing path is coupled to the sensor so as to receive the electrical sensor output signal and use the measured temperature to compensate for temperature variations in the electrical sensor output signal. During calibration, the output voltage of the signal processing path is measured at multiple temperatures, and at multiple values of the physical parameter being measured at each temperature while the signal processing path is disconnected from using the measured temperature of the temperature measurement circuit.
    • 包括传感器,温度测量电路和信号处理路径的传感器电路的校准。 传感器检测要测量的物理参数,并产生表示物理参数的电传感器输出信号。 温度测量电路输出测量温度。 信号处理路径耦合到传感器,以便接收电传感器输出信号并使用测量的温度来补偿电传感器输出信号中的温度变化。 在校准期间,在多个温度下测量信号处理路径的输出电压,并且在将信号处理路径与使用温度测量电路的测量温度断开的同时,在每个温度下测量物理参数的多个值。
    • 3. 发明授权
    • Non-linear sensor temperature compensation using summed temperature compensation signals
    • 使用相加的温度补偿信号进行非线性传感器温度补偿
    • US08081006B2
    • 2011-12-20
    • US11460948
    • 2006-07-28
    • Munenori TsuchiyaLucas Laren PiquetLarry Petersen
    • Munenori TsuchiyaLucas Laren PiquetLarry Petersen
    • G01R27/08
    • G01D3/0365
    • A sensor temperature compensation circuit that includes a sensor and non-linear temperature compensation circuit that compensates for non-linear temperature dependencies in offset and/or gain generated by the sensor. For instance, to at least partially compensate for offset temperature dependencies, a summer adds two offset compensation signals, the ratio of the second to the first being a function of temperature. The summed signal may then be multiplied by a function of temperature. The summed signal may then be used to provide the non-linear temperature compensation to the offset. Alternatively or in addition, to at least partially compensate for gain temperature dependencies, a summer adds two gain compensation signals, the ratio of the second to the first being a function of temperature. The summed signal may then be multiplied by a function of temperature. The summed signal may then be used to provide non-linear temperature compensation to the gain.
    • 传感器温度补偿电路,其包括传感器和非线性温度补偿电路,其补偿由传感器产生的偏移和/或增益中的非线性温度依赖性。 例如,为了至少部分地补偿偏移温度依赖性,加法器增加两个偏移补偿信号,第二与第一比值是温度的函数。 然后将求和的信号乘以温度的函数。 然后可以将求和的信号用于向偏移提供非线性温度补偿。 或者或另外,为了至少部分地补偿增益温度依赖性,加法器增加两个增益补偿信号,第二与第一比值是温度的函数。 然后将求和的信号乘以温度的函数。 然后可以将求和的信号用于向增益提供非线性温度补偿。
    • 5. 发明申请
    • NON-LINEAR SENSOR TEMPERATURE COMPENSATION USING SUMMED TEMPERATURE COMPENSATION SIGNALS
    • 使用夏季温度补偿信号的非线性传感器温度补偿
    • US20080024147A1
    • 2008-01-31
    • US11460948
    • 2006-07-28
    • Munenori TsuchiyaLucas Laren PiquetLarry Petersen
    • Munenori TsuchiyaLucas Laren PiquetLarry Petersen
    • G01R27/08
    • G01D3/0365
    • A sensor temperature compensation circuit that includes a sensor and non-linear temperature compensation circuit that compensates for non-linear temperature dependencies in offset and/or gain generated by the sensor. For instance, to at least partially compensate for offset temperature dependencies, a summer adds two offset compensation signals, the ratio of the second to the first being a function of temperature. The summed signal may then be multiplied by a function of temperature. The summed signal may then be used to provide the non-linear temperature compensation to the offset. Alternatively or in addition, to at least partially compensate for gain temperature dependencies, a summer adds two gain compensation signals, the ratio of the second to the first being a function of temperature. The summed signal may then be multiplied by a function of temperature. The summed signal may then be used to provide non-linear temperature compensation to the gain.
    • 传感器温度补偿电路,其包括传感器和非线性温度补偿电路,其补偿由传感器产生的偏移和/或增益中的非线性温度依赖性。 例如,为了至少部分地补偿偏移温度依赖性,加法器增加两个偏移补偿信号,第二与第一比值是温度的函数。 然后将求和的信号乘以温度的函数。 然后可以将求和的信号用于向偏移提供非线性温度补偿。 或者或另外,为了至少部分地补偿增益温度依赖性,加法器增加两个增益补偿信号,第二与第一比值是温度的函数。 然后将求和的信号乘以温度的函数。 然后可以将求和的信号用于向增益提供非线性温度补偿。