Invention Grant
US07649426B2 Apparatus and method for temperature compensation of crystal oscillators 有权
晶体振荡器温度补偿装置及方法

  • Patent Title: Apparatus and method for temperature compensation of crystal oscillators
  • Patent Title (中): 晶体振荡器温度补偿装置及方法
  • Application No.: US11899109
    Application Date: 2007-09-04
  • Publication No.: US07649426B2
    Publication Date: 2010-01-19
  • Inventor: James L. Stolpman
  • Applicant: James L. Stolpman
  • Applicant Address: US IN Elkhart
  • Assignee: CTS Corporation
  • Current Assignee: CTS Corporation
  • Current Assignee Address: US IN Elkhart
  • Agent Daniel J. Deneufbourg; Mark P. Bourgeois
  • Main IPC: H03L1/00
  • IPC: H03L1/00
Apparatus and method for temperature compensation of crystal oscillators
Abstract:
An oscillator includes an oscillator circuit and a resonator that produces an output frequency. A temperature compensation circuit is coupled to the oscillator circuit. The temperature compensation circuit stabilizes the output frequency in response to changes in temperature. At least one temperature sensor and a temperature sensor signal modification circuit are coupled to the temperature compensation circuit. The temperature sensor signal modification circuit receives a temperature signal from the temperature sensor and generates a modified temperature sensor signal that is transmitted to the temperature compensation circuit.
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