IP Library Granted Patent US 11,744,045
Granted Patent B2
US 11,744,045 · App. 17/523,692 · Granted Aug 29, 2023

Electronic device comprising a thermally conductive connector comprising graphite

Inventors: Hung-Wen Lin (Kaohsiung, TW); Sin-Shong Wang (Taipei, TW); Jen-Chun Chang (Linkou Dist, TW); Qiang Du (San Diego, CA); Jorge Luis Rosales (San Diego, CA); Ajit Kumar Vallabhaneni (Carlsbad, CA)
Assignee: QUALCOMM INCORPORATED
H05K7/2039G06F1/1681G06F1/203G06F2200/203
View Patent ↗
Loading inventors, assignments & file history…
Monitor This Case
Get email alerts when status or documents change.
Order Certified Copies
Most orders are placed with the USPTO same day — all within 24 business hours.
Order via The Patent Place →
Pre-filled with this patent's details
Quick Facts
Patent No.
US 11,744,045
App. No.
17/523,692
Granted
Aug 29, 2023
Kind
B2
Abstract

An electronic device that includes a first device portion, a second device portion coupled to the first device portion; and a thermally conductive connector coupled to the first device portion and the second device portion, wherein the thermally conductive connector includes a graphite sheet. The first device portion includes a region that includes a component configured to generate heat.

Claims (40)

1. An electronic device comprising:

a first device portion comprising a region that includes a component configured to generate heat;

a second device portion coupled to the first device portion;

a first thermally conductive connector coupled to the first device portion and the second device portion, wherein the first thermally conductive connector includes a first graphite sheet;

a second thermally conductive connector including a second graphite sheet, located on the first device portion; and

a first battery and a second battery, wherein the second thermally conductive connector extends between the first battery and the second battery.

2. The electronic device of claim 1 , wherein each one of the first and second graphite sheets comprises:

a plurality of slits; and

a plurality of fiber portions that are defined by the plurality of slits.

3. The electronic device of claim 2 , wherein the fiber portions of the first thermally conductive connector at least partially extend through a cavity of a hinge that couples the first device portion and the second device portion.

4. The electronic device of claim 2 ,

wherein the fiber portions of the first thermally conductive connector are a thermally conductive material that primarily dissipates heat along a first direction of the thermally conductive material;

wherein the fiber portions of the second thermally conductive connector are a thermally conductive material that primarily dissipates heat along another direction of the thermally conductive material.

5. The electronic device of claim 4 ,

wherein the thermally conductive material of the first thermally conductive connector includes an anisotropic thermally conductive material,

wherein the thermally conductive material of the first thermally conductive connector has a high thermal conductivity value in the first direction, and

wherein the thermally conductive material of the first thermally conductive connector has a low thermal conductivity value in at least a second direction.

6. The electronic device of claim 4 , wherein the thermally conductive material of the first thermally conductive connector includes a thermal conductivity value in the first direction that is in a range of approximately 1100-1900 Watts per meter kelvin (W/(mk)).

7. The electronic device of claim 1 , wherein the first thermally conductive connector is configured to dissipate heat away from the first device portion and towards the second device portion.

8. The electronic device of claim 1 , wherein the first thermally conductive connector is coupled to the region comprising the component configured to generate heat.

9. The electronic device of claim 1 , wherein the first thermally conductive connector includes a flexible cable portion, and the second thermally conductive connector includes a flexible cable portion.

10. The electronic device of claim 1 , wherein the first device portion and the second device portion are physically separate portions.

11. The electronic device of claim 10 , wherein the first device portion and the second device portion are coupled together through at least one hinge.

12. The electronic device of claim 1 , wherein the first device portion and the second device portion are contiguous portions of the electronic device.

13. The electronic device of claim 1 , wherein the first thermally conductive connector is coupled to a printed circuit board (PCB).

14. An apparatus comprising:

a first device portion comprising a region that includes a component configured to generate heat;

a second device portion coupled to the first device portion;

first means for thermal conduction coupled to the first device portion, wherein the first means for thermal conduction includes a first graphite sheet; and

second means for thermal conduction including a second graphite sheet, located on the first device portion; and

a first battery and a second battery, wherein the second means for thermal conduction extends between the first battery and the second battery.

15. The apparatus of claim 14 , wherein each one of the first graphite sheet and second graphite sheet comprises:

a plurality of slits; and

a plurality of fiber portions that are defined by the plurality of slits.

16. The apparatus of claim 14 , wherein the first means for thermal conduction includes a thermal conductivity value in a first direction that is in a range of approximately 1100-1900 Watts per meter kelvin (W/(mk)).

17. The apparatus of claim 14 ,

wherein the first means for thermal conduction is coupled to the second device portion, and

wherein the first means for thermal conduction extends through a cavity of a hinge that couples the first device portion and the second device portion.

18. The apparatus of claim 14 , wherein the first graphite sheet is twisted and the second graphite sheet is twisted.

19. The apparatus of claim 14 , wherein the apparatus includes a device selected from a group consisting of a music player, a video player, an entertainment unit, a navigation device, a communications device, a mobile device, a mobile phone, a smartphone, a personal digital assistant, a fixed location terminal, a tablet computer, a computer, a wearable device, a laptop computer, a server, an internet of things (IoT) device, and a device in an automotive vehicle.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 10, 2022
From: LIN, HUNG-WEN; WANG, SIN-SHONG; CHANG, JEN-CHUN; DU, QIANG; ROSALES, JORGE LUIS; VALLABHANENI, AJIT KUMAR
To: QUALCOMM INCORPORATED
Reel/Frame 058605/0239 →
Continuity (1)
Related Publication 20230145773A1 · May 11, 2023
Cited By (3)
US 12,282,611 US 12,328,845 US 12,446,187