High voltage optical transformer integration
A high voltage-driven system includes a high voltage optical transformer and a high voltage driven device, where the high voltage optical transformer is located in close proximity to the high voltage driven device. A high voltage connection between the high voltage optical transformer and the high voltage driven device may be shorter than a low voltage connection between the high voltage optical transformer and a low voltage power source used to control the transformer.
1. A system comprising:
an optical transformer configured to generate a voltage output of at least 100 volts; and
a voltage driven device, wherein the optical transformer is located proximate to the voltage driven device at a distance less than a linear dimension of the voltage driven device.
2. The system of claim 1 , wherein the optical transformer comprises a light source optically coupled to a photovoltaic cell.
3. The system of claim 2 , wherein the light source comprises a surface-emitting device or an edge-emitting device.
4. The system of claim 1 , wherein the optical transformer is mounted directly over the voltage driven device.
5. The system of claim 1 , further comprising a flexible layer between the optical transformer and the voltage driven device.
6. The system of claim 1 , further comprising a thermally-insulating layer between the optical transformer and the voltage driven device.
7. The system of claim 1 , wherein the optical transformer is flexible.
8. The system of claim 7 , wherein the optical transformer is mounted directly over a curved surface of the voltage driven device.
9. The system of claim 1 , further comprising:
a voltage connection electrically coupling the optical transformer to the voltage driven device;
a voltage source configured to control the optical transformer; and
a voltage connection electrically coupling the voltage source to the optical transformer.
10. The system of claim 9 , wherein the voltage source is electrically isolated from the voltage connection.
11. The system of claim 9 , wherein a length of the voltage connection is less than a length of the voltage connection.
12. The system of claim 1 , wherein the voltage driven device comprises a liquid lens.
13. The system of claim 1 , comprising a plurality of optical transformers and a plurality of voltage driven devices, wherein each voltage driven device is directly mounted to a respective optical transformer.
14. A head-mounted display comprising the system of claim 1 .
15. A system comprising:
a plurality of voltage driven devices, each voltage driven device comprising a corresponding optical transformer, configured to generate a voltage output of at least 100 volts, mounted directly thereto.
16. The system of claim 15 , wherein at least one of the optical transformers is flexible.
17. The system of claim 15 , further comprising:
a voltage connection electrically coupling each optical transformer to each respective voltage driven device;
a voltage source configured to control each optical transformer; and
a voltage connection electrically coupling the voltage source to each optical transformer.
18. The system of claim 17 , wherein the voltage source is electrically isolated from the voltage connection.
19. A method comprising:
forming an optical transformer, configured to generate a voltage output of at least 100 volts, directly over a voltage driven device.
20. The method of claim 19 , wherein the optical transformer is formed directly over a non-planar surface of the voltage driven device.