Systems, methods, apparatuses, and a computer program products for Mobility Management Entity triggered detach and re-attach to a specific target MME are provided. The image sensor scans the reference pattern to generate reference data. The ferroelectric transducer may either be a homogenous ferroelectric transducer, a compositionally graded ferroelectric transducer, or an externally graded ferroelectric transducer. Each of the information collection units 50 transmits the radio wave of the preset wavelength and receives the printing information transmitted from the memory element 80 in response to reception of this transmitted radio wave.