OSCILLATOR CIRCUIT AND METHOD OF PROVIDING TEMPERATURE COMPENSATION THEREFOR
    3.
    发明申请
    OSCILLATOR CIRCUIT AND METHOD OF PROVIDING TEMPERATURE COMPENSATION THEREFOR 有权
    振荡器电路及其提供温度补偿的方法

    公开(公告)号:US20160049905A1

    公开(公告)日:2016-02-18

    申请号:US14459401

    申请日:2014-08-14

    CPC classification number: H03L1/00 H03L1/022

    Abstract: An oscillator circuit comprising at least a first component arranged to be statically calibrated to calibrate the oscillator circuit to achieve a symmetrical frequency/temperature profile for the oscillator circuit. The oscillator circuit further comprises at least one further component arranged to be dynamically calibrated to enable an oscillating frequency of the oscillator circuit to be dynamically adjusted, and at least one temperature compensation component arranged to receive at least one temperature indication for the oscillator circuit and to dynamically adjust the at least one further component based at least partly on the at least one received temperature indication. In some examples, the at least one temperature compensation component is arranged to dynamically adjust the at least one further component based on a standardized temperature compensation scheme.

    Abstract translation: 一种振荡器电路,包括至少第一组件,被布置成静态校准以校准振荡器电路,以实现振荡器电路的对称频率/温度曲线。 所述振荡器电路还包括至少一个另外的组件,其被布置成被动态地校准,以使所述振荡器电路的振荡频率能够被动态地调节;以及至少一个温度补偿组件,被布置成接收所述振荡器电路的至少一个温度指示, 至少部分地基于所述至少一个接收温度指示来动态地调整所述至少一个另外的组件。 在一些示例中,至少一个温度补偿部件被布置成基于标准化的温度补偿方案动态地调整至少一个其它部件。

    Instantaneous compressor and instantaneous expandor
    4.
    发明授权
    Instantaneous compressor and instantaneous expandor 失效
    瞬时压缩机和瞬时膨胀机

    公开(公告)号:US4309676A

    公开(公告)日:1982-01-05

    申请号:US185892

    申请日:1980-09-10

    CPC classification number: H03G7/001 H04B1/64

    Abstract: An instantaneous compressor and an instantaneous expandor both of which use the logarithmic characteristics of diodes to provide compression and expansion, respectively, of uncompressed analog PAM signals and compressed analog PAM signals. Both the compressor and expandor also include circuitry having a temperature dependent gain characteristic. The signal at the compressor output is a temperature independent compressed analog signal which follows the compressor's logarithmic encoding characteristic. The signal at the output of the expandor is a temperature independent uncompressed analog signal which is substantially identical to the analog signal at the compressor input.

    Abstract translation: 瞬时压缩机和瞬时膨胀器都使用二极管的对数特性分别提供未压缩模拟PAM信号和压缩模拟PAM信号的压缩和扩展。 压缩机和膨胀器都包括具有温度依赖增益特性的电路。 压缩机输出端的信号是一个温度无关的压缩模拟信号,跟随压缩机的对数编码特性。 扩展器输出端的信号是与压缩机输入端的模拟信号基本相同的独立于温度的未压缩模拟信号。

    Oscillator circuit and method of providing temperature compensation therefor
    5.
    发明授权
    Oscillator circuit and method of providing temperature compensation therefor 有权
    振荡电路及其温度补偿方法

    公开(公告)号:US09401719B2

    公开(公告)日:2016-07-26

    申请号:US14459401

    申请日:2014-08-14

    CPC classification number: H03L1/00 H03L1/022

    Abstract: An oscillator circuit comprising at least a first component arranged to be statically calibrated to calibrate the oscillator circuit to achieve a symmetrical frequency/temperature profile for the oscillator circuit. The oscillator circuit further comprises at least one further component arranged to be dynamically calibrated to enable an oscillating frequency of the oscillator circuit to be dynamically adjusted, and at least one temperature compensation component arranged to receive at least one temperature indication for the oscillator circuit and to dynamically adjust the at least one further component based at least partly on the at least one received temperature indication. In some examples, the at least one temperature compensation component is arranged to dynamically adjust the at least one further component based on a standardized temperature compensation scheme.

    Abstract translation: 一种振荡器电路,包括至少第一组件,被布置成静态校准以校准振荡器电路,以实现振荡器电路的对称频率/温度曲线。 所述振荡器电路还包括至少一个另外的组件,其被布置成被动态地校准,以使所述振荡器电路的振荡频率能够被动态地调节;以及至少一个温度补偿组件,被布置成接收所述振荡器电路的至少一个温度指示, 至少部分地基于所述至少一个接收温度指示来动态地调整所述至少一个另外的组件。 在一些示例中,至少一个温度补偿部件被布置成基于标准化的温度补偿方案动态地调整至少一个其它部件。

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