Electronic apparatus, method of controlling electronic apparatus, power reception device, electric device, and system

• US 10,097,025 B2
• Filed: 06/20/2014
• Issued: 10/09/2018
• Est. Priority Date: 06/27/2013
• Status: Active Grant

• Current Assignee: Sony Corporation (Sony Group Corp.)
• Original Assignee: Sony Corporation (Sony Group Corp.)
• Inventors: Yajima, Masakazu, Ichimura, Kiminobu, Ishida, Yuichi, Sugiyama, Yutaka, Muraoka, Yoshio
• Primary Examiner(s): Fantu, Yalkew
• Application Number:
  US14/901,022
• Publication Number:
  US 20160156213A1
• Time in Patent Office: 1,572 Days
• Field of Search: 320152
• CPC Class Codes: F28D 20/028 Control arrangements therefor
• CPC Class Codes: H01L 23/34 Arrangements for cooling, heating, ventilating or temperature compensation ; Temperature sensing arrangements thermal treatment apparatus H01L21/00
• CPC Class Codes: H01L 23/4275 by melting or evaporation of solids
• CPC Class Codes: H01L 2924/00 Indexing scheme for arrangements or methods for connecting or disconnecting semiconductor or solid-state bodies as covered by H01L24/00
• CPC Class Codes: H01L 2924/0002 Not covered by any one of groups H01L24/00, H01L24/00 and H01L2224/00
• CPC Class Codes: H01M 10/623 Portable devices, e.g. mobile telephones, cameras or pacemakers
• CPC Class Codes: H01M 10/659 by heat storage or buffering, e.g. heat capacity or liquid-solid phase changes or transition
• CPC Class Codes: H01M 2220/30 Batteries in portable systems, e.g. mobile phone, laptop
• CPC Class Codes: H02J 50/05 using capacitive coupling
• CPC Class Codes: H02J 50/10 using inductive coupling
• CPC Class Codes: H02J 50/12 of the resonant type
• CPC Class Codes: H02J 50/20 using microwaves or radio frequency waves
• CPC Class Codes: H02J 50/30 using light, e.g. lasers
• CPC Class Codes: H02J 50/80 involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
• CPC Class Codes: H02J 7/0048 Detection of remaining charge capacity or state of charge [SOC]
• CPC Class Codes: H02J 7/0071 with a programmable schedule
• CPC Class Codes: H02J 7/007192 in response to temperature
• CPC Class Codes: H02J 7/04 Regulation of charging current or voltage
• CPC Class Codes: H05K 7/209 Heat transfer by conduction from internal heat source to heat radiating structure H05K7/20909 takes precedence
• CPC Class Codes: H05K 7/20945 Thermal management, e.g. inverter temperature control
• CPC Class Codes: Y02E 60/10 : Energy storage using batteries
• CPC Class Codes: Y02E 60/14 : Thermal energy storage

Abstract

There is provided an electronic apparatus including: a heating section; a heat storage section; a detection section configured to detect a heat storage amount of the heat storage section; and a control section configured to control operation of the heating section, based on the heat storage amount detected by the detection section.

Claims

1. An electronic apparatus comprising:

a heating section;

a heat storage section;

a detection section configured to detect at least two of a temperature, a pressure and an electric resistance value; and

a control section configured to calculate a heat storage amount based upon the at least two of the temperature, the pressure and the electric resistance value detected by the detection section, and control operation of the heating section based on the heat storage amount.

2. The electronic apparatus according to claim 1, wherein the control section calculates the heat storage amount, based on one or more of a volume, a stress, and a strain of the heat storage section.

3. The electronic apparatus according to claim 1, wherein the heating section includes one or a plurality of heating components thermally connected to the heat storage section.

4. The electronic apparatus according to claim 3, wherein the heat storage section includes one or a plurality of individual heat storage sections thermally connected to the respective heating components.

5. The electronic apparatus according to claim 4, wherein one of the one or the plurality of individual heat storage sections is configured integrally with a corresponding heating component.

6. The electronic apparatus according to claim 4, further comprising

a heat dissipation component connected to one of the one or the plurality of heating components, wherein

the heat dissipation component is configured integrally with the individual heat storage section corresponding to the heating component that is connected to the heat dissipation component.

7. The electronic apparatus according to claim 4, wherein one of the one or the plurality of individual heat storage sections is configured of a solid phase transition material.

8. The electronic apparatus according to claim 7, wherein the solid phase transition material is an electronic phase transition material.

9. The electronic apparatus according to claim 4, wherein one of the one or the plurality of individual heat storage sections is configured by compounding a solid phase transition material with one or more metals.

10. The electronic apparatus according to claim 9, wherein the metal is one of aluminum (Al), copper (Cu), Magnesium (Mg), titanium (Ti), iron (Fe), nickel (Ni), zinc (Zn), silver (Ag), tin (Sn), indium (In), antimony (Sb), bismuth (Bi), and lead (Pd).

11. The electronic apparatus according to claim 4, wherein one of the one or the plurality of individual heat storage sections is configured by compounding a solid phase transition material with one of rubber and gel.

12. The electronic apparatus according to claim 4, wherein

one of the one or the plurality of individual heat storage sections has a metallic film on a part of a surface of the individual heat storage section, and

the individual heat storage section having the metallic film is connected to a corresponding heating component by a solder through the metallic film.

13. The electronic apparatus according to claim 4, wherein one of the one or the plurality of individual heat storage sections is configured of a latent heat storage material.

14. The electronic apparatus according to claim 4, further comprising another heat storage section connected to the one or the plurality of individual heat storage sections.

15. The electronic apparatus according to claim 1, wherein the heating section is a charging section configured to charge a battery.

16. The electronic apparatus according to claim 15, wherein the heating section further includes a battery.

17. The electronic apparatus according to claim 15, wherein the control section performs control to decrease a power supply amount to the battery when the heat storage amount is larger than a first threshold, and performs control to stop power supply to the battery when the heat storage amount is larger than a second threshold.

18. The electronic apparatus according to claim 15, wherein the charging section charges the battery, based on power received from a feeding device through wireless feeding.

19. The electronic apparatus according to claim 18, wherein the charging section receives power from the feeding device through one or more of electromagnetic induction, electrostatic induction, infrared radiation, and electromagnetic waves.

20. The electronic apparatus according to claim 15, wherein the charging section charges the battery, based on power received from a feeding device through wired feeding.

21. The electronic apparatus according to claim 1, wherein the heating section is a semiconductor circuit.

22. The electronic apparatus according to claim 1, wherein the heating section is a display panel.

23. The electronic apparatus according to claim 1, wherein the heating section is located in an enclosure including the heat storage section.

24. The electronic apparatus according to claim 1, wherein the heating section is located in an enclosure that is configured as the heat storage section.

25. The electronic apparatus according to claim 1, wherein

the heating section is located in an enclosure, and

the heat storage section is disposed outside the enclosure, and is thermally connected to the heating section through the enclosure.

26. The electronic apparatus according to claim 1, wherein

the heating section is located in an enclosure, and

the heat storage section is disposed outside the enclosure, and is thermally connected to the heating section without through the enclosure.

27. The electronic apparatus according to claim 1, wherein the heating section and the heat storage section are located in an enclosure.

28. A method of controlling an electronic apparatus, the method comprising:

detecting at least two of a temperature, a pressure and an electric resistance value

calculating a heat storage amount based upon the at least two of the temperature, the pressure and the electric resistance value; and

controlling operation of a heating section based on the heat storage amount.