Crystal unit

A crystal unit includes a package, a crystal element, and a temperature sensor. The crystal element includes a crystal blank and a pair of excitation electrodes on a pair of major surfaces of the crystal blank and is air-tightly sealed in the package. The temperature sensor is mounted in the package...

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Bibliographische Detailangaben
1. Verfasser:	Kitada, Masanobu
Format:	Patent
Sprache:	eng
Schlagworte:	BASIC ELECTRIC ELEMENTS BASIC ELECTRONIC CIRCUITRY ELECTRIC SOLID STATE DEVICES NOT OTHERWISE PROVIDED FOR 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 SEMICONDUCTOR DEVICES
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Beschreibung
Zusammenfassung:	A crystal unit includes a package, a crystal element, and a temperature sensor. The crystal element includes a crystal blank and a pair of excitation electrodes on a pair of major surfaces of the crystal blank and is air-tightly sealed in the package. The temperature sensor is mounted in the package. The crystal blank includes a crystal plane inclined relative to the major surfaces in at least a portion of the side surfaces.