OSCILLATION CIRCUIT, ELECTRONIC APPARATUS AND MOVING BODY

• Main Authors: SHIRATORI TORU, YAMAGUCHI HISASHI, YONEYAMA TAKESHI, KIYA HIROSHI, USUDA TOSHIYA, MATSUZAKI TAKASHI, WAKAMORI MASAKI, KAMIYAMA MASAYUKI
• Format: Patent
• Language: English; Japanese
• Published: 02.03.2017
• Subjects: AUTOMATIC CONTROL, STARTING, SYNCHRONISATION, OR STABILISATIONOF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES; 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 provide an oscillation circuit capable of selecting a correction method of oscillation frequency depending on application purpose.SOLUTION: An oscillation circuit 2 comprises: an oscillating circuit 10 that causes an oscillation element 3 to oscillate; a capacitance circuit 20 connected to the oscillating circuit 10 capable of correcting oscillation frequency of the oscillating circuit 10; a logic circuit 30 to which a signal output from the oscillating circuit 10 is input and capable of correcting the frequency of the signal; and a control circuit 40 that controls operation of the capacitance circuit 20 and operation of the logic circuit 30.SELECTED DRAWING: Figure 1 【課題】用途に応じて発振周波数の補正方法を選択可能な発振回路を提供する。【解決手段】発振回路２は、振動素子３を発振させる発振用回路１０と、発振用回路１０に接続され発振用回路１０の発振周波数を補正可能な容量回路２０と、発振用回路１０から出力された信号が入力され、信号の周波数を補正可能な論理回路３０と、容量回路２０の動作及び論理回路３０の動作を制御する制御回路４０と、を含む。【選択図】図１