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US 2013/0239702 A1Published application
Double Die Sensor
AssigneeInfineon Technologies AG
InventorUdo Ausserlechner
Life of this patent
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Abstract
One embodiment of the present invention relates to a device, such as a sensor device. The device includes a sensor die and a circuit die. The sensor die includes a sensor and a feedback component. The circuit die includes circuitry. The circuit die is varied from the sensor die, such as comprising a varied substrate material. The circuitry is coupled to the sensor and the feedback component. The circuitry and the feedback component can communicate correlation information.
Claims20
A sensor device comprising:
- a sensor die having a sensor and a feedback component;
- and
- a circuit die having circuitry, the circuit die being varied from the sensor die;
- and
- wherein the circuitry is coupled to the sensor and the feedback component.
2 more elements
A sensor device comprising:
- a sensor located on a sensor die, the sensor having a power input and a sensor output, wherein the sensor is configured to provide a sensor output signal at the sensor output;
- a feedback component located on the sensor die and coupled to the sensor;
- power circuitry located on a circuit die, the circuit die being varied from the sensor die and the power circuitry configured to provide supply power to the power input of the sensor and to obtain correlation information from the feedback component;
- and
- an output component located on the circuit die, the output component configured to amplify the sensor output from the sensor.
2 more elements
A method of operating a sensor device, the method comprising:
- providing a sensor die and a circuit die, the sensor die and the circuit die being varied;
- generating a sensor signal by a sensor located on the sensor die;
- generating a feedback signal by a feedback component located on the sensor die, the feedback signal comprising correlation information;
- providing a supply power to the sensor by circuitry located on the circuit die;
- generating an output signal by the circuitry on the circuit die according to the sensor signal and the feedback signal.
2 more elements
Dependencies are inferred from the claim text.