Frequency compensation system of crystal oscillator based on acceleration compensation technology
The invention is applicable to the technical field of crystal oscillators, and provides a frequency compensation system of a crystal oscillator based on an acceleration compensation technology, whichcomprises an acceleration sensor, an initial compensation module, a direction compensation module and...
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| creator | MENG ZHAOJIAN XU SHUYI TANG YANPENG YANG HAILI NIU ZHANLU DAI WENTAO ZHU QING WANG ZHANKUI CHEN ZHONGPING LI YUNCI LIU LANKUN WANG LIYA |
| description | The invention is applicable to the technical field of crystal oscillators, and provides a frequency compensation system of a crystal oscillator based on an acceleration compensation technology, whichcomprises an acceleration sensor, an initial compensation module, a direction compensation module and a phase noise detection module; the acceleration of the crystal oscillator is detected through theacceleration sensor, initial voltage compensation is carried out on the acceleration voltage signal through an initial compensation module; the final compensation voltage of the crystal oscillator isdetermined through a direction compensation module according to the phase noise of the crystal oscillator after frequency compensation and the initial compensation voltage; the compensation voltage acts on the crystal oscillator to counteract the frequency generated when the crystal oscillator vibrates, so that the frequency change of the crystal oscillator is reduced, and the near-end dynamic phase noise of the crystal os |
| format | Patent |
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| subjects | BASIC ELECTRONIC CIRCUITRY ELECTRICITY GENERATION OF NOISE BY SUCH CIRCUITS GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING,BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN ANON-SWITCHING MANNER |
| title | Frequency compensation system of crystal oscillator based on acceleration compensation technology |
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