PROBLEM TO BE SOLVED: To provide an apparatus for controlling sensor and electronic equipment capable of outputting the ultrasonic with an appropriate frequency and an appropriate output value according to an object to be measured, and to provide a method for controlling the ultrasonic sensor.SOLUTION: A biological testing apparatus 100 includes a transmission part 22 having a plurality of ultrasonic transducers 30 with different transmission frequency bands a sensor part 20 having a reception part 23 for receiving the ultrasonic wave and outputting a received signal and a control part 40 for controlling driving of the sensor part 20. The control part 40 includes: a drive element switching circuit 41 and a measuring portion setting unit 492 for changing the transmission frequency of ultrasonic waves to transmit an ultrasonic signal transmission circuit 44 for outputting a drive signal a reception measurement part 46 for detecting the received signal from the reception part 23 and a voltage change unit 496 for changing the drive signal output from the ultrasonic signal transmission circuit 44 so that the received signal obtained by the reception measurement part 46 is set to be more than a measurable signal value.COPYRIGHT: (C)2013,JPO&INPIT【課題】測定対象に応じて、適切な周波数で、かつ適切な出力値の超音波を出力可能な超音波センサー制御装置、電子機器、及び超音波センサー制御方法を提供する。【解決手段】生体検査装置100は、発信周波数帯域が異なる複数の超音波トランスデューサー30を備えた送信部22、及び超音波を受信して受信信号を出力する受信部23を備えたセンサー部20と、センサー部20の駆動を制御する制御部40と、を備え、制御部40は、発信超音波の発信周波数帯域を変更する駆動素子切替回路41及び測定部位設定手段492と、駆動信号を出力する超音波信号発信回路44と、受信部23からの受信信号を検出する受信計測部46と、超音波信号発信回路44から出力される駆動信号を、受信計測部46により取得された受信信号が測定可能信号値以上となるように、変更する電圧変更手段496と、を備える。【選択図】図7
