TEMPERATURE COMPENSATION TYPE CRYSTAL OSCILLATOR

• Main Author: SASAGAWA RYOMA
• Format: Patent
• Language: English
• Published: 12.11.2009
• 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

PROBLEM TO BE SOLVED: To facilitate the workability of an output signal measurement. SOLUTION: The temperature compensation type crystal oscillator provided with two output terminals from a temperature compensation circuit portion and an oscillation circuit portion where a crystal oscillator is connected includes a switch connected to an oscillation circuit and the two output terminals, and the switch includes a first switch portion provided between one of the two output terminals and the oscillation circuit, and a second switch provided between a part between the first switch and the one output terminal and a path connecting a part between the oscillation circuit and first switch, and the other one of the two output terminals. COPYRIGHT: (C)2010,JPO&INPIT