The invention relates to an integrated circuit with a single sensor element (1) for converting a physical variable into an electrical signal, comprising a comparator unit (4) by which means the electrical signal of the sensor element (1) can be compared with various different threshold values in order...http://www.google.com.tw/patents/US6847206?utm_source=gb-gplus-share專利 US6847206 - Integrated circuit with a sensor element for providing an encoded output signal
