Electronic device including a plurality of temperature sensors
According to various embodiments, a wearable electronic device may include: a housing comprising a first plate including a first surface facing in a first direction, and a second plate including a second surface facing a second direction opposite to the first direction; a substrate disposed in a space between the first plate and the second plate of the housing; a processor; and at least two temperature sensors, wherein the at least two temperature sensors comprise a contact-type temperature sensor and a non-contact-type temperature sensor arranged at positions different from each other in the housing, and the processor is configured to: determine a body temperature using the temperatures measured by the contact-type temperature sensor and the non-contact-type temperature sensor.
1. A wearable electronic device comprising:
a housing comprising a first plate including a first surface forming an exterior surface of the wearable electronic device;
at least one processor;
memory; and
at least two temperature sensors, including a contact-type temperature sensor and a non-contact-type temperature sensor including an IR emitter,
wherein the contact-type temperature sensor is disposed at a portion of the housing, and is configured to measure a first temperature of the portion of the housing,
wherein the non-contact-type temperature sensor is configured to emit IR light to an area of the first surface to measure a second temperature of the area, wherein the area of the first surface corresponds to the portion of the housing, and
wherein the memory stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to:
identify information on a heat flow based on the first temperature and the second temperature during a specific period, and
determine a current body temperature based at least on the information on the heat flow during the specific period.
2. The wearable electronic device of claim 1 , wherein the contact-type temperature sensor comprises a thermistor, and the non-contact-type temperature sensor comprises an IR absorber.
3. The wearable electronic device of claim 1 , wherein the memory further stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to estimate the current body temperature based on information on the heat flow using the first temperature at a first point and the second temperature at a second point.
4. The wearable electronic device of claim 3 , wherein the first point and the second point are spaced apart from each other by a distance in a first direction.
5. The wearable electronic device of claim 3 , wherein the memory further stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to:
measure, using the non-contact-type temperature sensor, a third temperature of the user by emitting IR light by the IR emitter toward a skin of the user through a transparent window of the housing; and
determine the current body temperature based at least on the information on the heat flow during the specific period and the third temperature.
6. The wearable electronic device of claim 1 , wherein the at least two temperature sensors further comprise a third temperature sensor configured to measure a temperature of an external environment.
7. The wearable electronic device of claim 6 , wherein the memory further stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to: determine the current body temperature through data corrected based on the temperature of the external environment measured using the third temperature sensor.
8. The wearable electronic device of claim 1 , further comprising:
a second plate including a second surface facing a second direction opposite to a first direction where the first plate faces;
a substrate disposed in a space between the first plate and the second plate of the housing; and
a pattern layer disposed on an inner surface of the second plate or a surface of the non-contact-type temperature sensor.
9. The wearable electronic device of claim 8 , wherein the pattern layer is applied based on the non-contact-type temperature sensor and the contact-type temperature sensor being spaced apart in the first direction or the second direction, and do not overlap each other, and
wherein a pattern of the pattern layer comprises an open portion in a center thereof and an inclined portion around the open portion.
10. The wearable electronic device of claim 8 , wherein the second plate comprises an infrared-transmittable material.
11. The wearable electronic device of claim 8 , wherein the contact-type temperature sensor is disposed on an inner surface of the second plate, and
the non-contact-type temperature sensor is disposed on the substrate.
12. The wearable electronic device of claim 8 , wherein the contact-type temperature sensor is disposed on the substrate, and
the non-contact-type temperature sensor is disposed on a surface of the second plate.
13. The wearable electronic device of claim 8 , wherein the contact-type temperature sensor and the non-contact-type temperature sensor are arranged on the substrate.
14. A method of a wearable electronic device for measuring a body temperature of a user wearing the wearable electronic device comprising a contact-type temperature sensor and a non-contact-type temperature sensor including an IR emitter, the method comprising:
measuring a first temperature of a portion of a housing of the wearable electronic device using the contact-type temperature sensor disposed at the portion of the housing;
measuring, using the non-contact-type temperature sensor, a second temperature of an area of an exterior surface of the wearable electronic device by emitting IR light by the IR emitter to the area, wherein the area of the exterior surface corresponds to the portion of the housing;
identifying information on a heat flow based on the first temperature and the second temperature during a specific period,
measuring, using the non-contact-type temperature sensor, a third temperature of the user by emitting IR light by the IR emitter toward a skin of the user through a transparent window of the housing; and
determining a current body temperature based at least on the information on the heat flow during the specific period and the third temperature.
15. The method of claim 14 , wherein the wearable electronic device further comprises a third temperature sensor configured to measure a temperature of an external environment, and
the determining the body temperature further comprises correcting the body temperature based on a temperature of the external environment measured by the third temperature sensor.
16. A wearable electronic device comprising:
a housing comprising a first plate including a first surface forming an exterior surface of the wearable electronic device;
at least one processor;
memory; and
at least two temperature sensors, including a contact-type temperature sensor and a non-contact-type temperature sensor including a IR emitter,
wherein the contact-type temperature sensor is disposed at a portion of the housing, and is configured to measure a first temperature of the portion of the housing,
wherein the non-contact-type temperature sensor configured to emit IR light to an area of the first surface to measure a second temperature of the area, wherein the area of the first surface corresponds to the portion of the housing, and
wherein the memory stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to:
identify information on a heat flow based on the first temperature and the second temperature during a specific period, and
measuring, using the non-contact-type temperature sensor, a third temperature of the user by emitting IR light by the IR emitter toward a skin of the user through a transparent window of the housing; and
determine a current body temperature based at least on the information on the heat flow during the specific period and the third temperature.
17. The wearable electronic device of claim 16 , wherein the contact-type temperature sensor comprises a thermistor, and the non-contact-type temperature sensor comprises an IR absorber.
18. The wearable electronic device of claim 16 , wherein the memory further stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to estimate the current body temperature based on information on the heat flow using the first temperature at a first point and the second temperature of the at a second point.
19. The wearable electronic device of claim 18 , wherein the first point and the second point are spaced apart from each other by a distance in a first direction.
20. The wearable electronic device of claim 18 , wherein the memory further stores instructions that, when executed by the at least one processor individually or collectively, cause the wearable electronic device to determine the current body temperature, based on both accumulated data on a temperature estimated using the information on the heat flow and real-time temperature data immediately measured through the non-contact-type temperature sensor using the third temperature at a third point.