Double-layer packaged constant temperature crystal oscillator

Double-layer packaged constant temperature crystal oscillator

The invention discloses a double-layer packaged constant temperature crystal oscillator, and relates to the field of crystal oscillators. The sealing seat comprises a metal shell, a sealing assembly is arranged in the metal shell, the sealing assembly seals an oscillation wafer, a temperature contro...

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Hauptverfasser: RUAN XIANGYU, ZHANG XIAOWEI, LIU MINGFAN, WAN YANG
Format: Patent
Sprache:chi ; eng
Schlagworte:
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
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creator RUAN XIANGYU
ZHANG XIAOWEI
LIU MINGFAN
WAN YANG
description The invention discloses a double-layer packaged constant temperature crystal oscillator, and relates to the field of crystal oscillators. The sealing seat comprises a metal shell, a sealing assembly is arranged in the metal shell, the sealing assembly seals an oscillation wafer, a temperature control assembly is arranged in the metal shell, the temperature control assembly comprises a temperature control module, and the temperature control assembly limits the temperature in the sealing seat. According to the invention, a sealed space is provided for the oscillation wafer through the sealing seat, the sealing plate and the crystal seat assembly, the oscillation wafer is sealed, the influence of the external temperature on the oscillation wafer is further reduced, under the detection of the temperature sensor, the result is fed back to the temperature control module, and the corresponding heating block is controlled to heat; the plurality of heating blocks carry out regional adjustment, corresponding temperatur
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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 Double-layer packaged constant temperature crystal oscillator
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