The present disclosure discloses methods and systems for improving touch detection of a touch screen device. The ceramic burner comprises a discharge vessel enclosing a discharge space that is provided with an ionizable filling comprising one or more halides. One end of the outer sleeve is provided with a knob and an inner sleeve threadedly connected to the knob. The first data fragment is written into the memory. Body effect performances for NDR FETs that may be used in such device are enhanced by floating a body of someall the NDR FETs.