Patent ID: 7860471

Claim:
A body-insertable apparatus which is inserted into a subject and obtains information of an inside of the subject, comprising: an illuminating unit that outputs an illumination light to illuminate the inside of the subject; an imaging unit that obtains image information of the inside of the subject which is illuminated by the illuminating unit; a radio transmitting unit that transmits information of the inside of the subject by radio; a clock generating unit that generates a clock for obtainment of the image information by the imaging unit; and a correcting unit that corrects a clock for radio transmission by the radio transmitting unit based on the clock generated by the clock generating unit; wherein the clock generating unit includes a frequency dividing unit that divides a frequency of the clock generated, and the clock generating unit outputs a clock after a frequency dividing by the frequency dividing unit to the radio transmitting unit and the clock generating unit stops supplying the clock to the radio transmitting unit during driving timing of the imaging unit.