초록 ▼

It is desirable to be able to sense the temperature of a semiconductor element to detect, for example, overheating of that element. A temperature sensing apparatus is disclosed which comprises a polysilicon device, functioning as a temperature transducer and integrated with a semiconductor element.

It is desirable to be able to sense the temperature of a semiconductor element to detect, for example, overheating of that element. A temperature sensing apparatus is disclosed which comprises a polysilicon device, functioning as a temperature transducer and integrated with a semiconductor element. A silicon oxide layer separates the temperature transducer device from the element.

대표청구항 ▼

Temperature sensing apparatus comprising a substrate, a semiconductor element on the substrate; at least one semiconductor device on the substrate for sensing the temperature of the semiconductor element; and means providing both electrical isolation and thermal contact between the device and the el

Temperature sensing apparatus comprising a substrate, a semiconductor element on the substrate; at least one semiconductor device on the substrate for sensing the temperature of the semiconductor element; and means providing both electrical isolation and thermal contact between the device and the element, the means the device and the element comprising an integrated circuit; and circuit means connected to the device and arranged to provide a signal solely in dependence on the electrical conductivity of the device indicative of the temperature of the element.