Systems configured to locate a photonic device disposed in a living subject, and related apparatuses and methods

1. A method, comprising:

receiving one or more first signals transmitted from a living subject;

locating an electrical-optical converter disposed within the living subject based at least partially on information associated with the one or more first signals;

receiving one or more optical power signals transmitted transdermally out of the living subject and to an external device;

converting the one or more optical power signals to one or more electrical power signals with an optical-electrical converter;

powering the external device using the one or more electrical power signals; and

utilizing the powering to control operation of the external device.

2. The method of claim 1 , wherein receiving one or more first signals transmitted from a living subject includes receiving one or more optical signals reflected from a retroreflector positioned at least proximate to the electrical-optical converter and transmitted from the living subject.

3. The method of claim 1 , wherein receiving one or more first signals transmitted from a living subject includes receiving one or more first optical signals encoding a location of the electrical-optical converter.

4. The method of claim 1 , wherein receiving one or more first signals from a living subject includes receiving one or more first radio-frequency signals encoding a location of the electrical-optical converter.

5. The method of claim 4 , wherein receiving one or more first radio-frequency signals encoding a location of the electrical-optical converter occurs responsive to interrogating a radio frequency identification tag disposed within the living subject.

6. The method of claim 1 , wherein locating an electrical-optical converter disposed within the living subject based at least partially on information associated with the one or more first signals includes processing the information associated with the one or more first signals.

7. The method of claim 1 , wherein receiving one or more optical power signals transmitted transdermally out of the living subject and to an external device includes receiving the one or more optical power signals with at least one infrared peak wavelength.

8. The method of claim 1 , wherein receiving one or more optical power signals transmitted transdermally out of the living subject and to an external device includes receiving the one or more optical power signals with at least one visible peak wavelength.

9. A method, comprising:

receiving one or more optical signals reflected from a retroreflector positioned at least proximate to an electrical-optical converter disposed in a living subject and transmitted from the living subject;

locating an electrical-optical converter disposed within the living subject based at least partially on the one or more optical signals; and

receiving one or more optical power signals transmitted transdermally out of the living subject and to an external device.

10. The method of claim 9 , further comprising positioning the external device relative to an electrical-optical converter disposed within the living subject at least partially based on the one or more optical signals.

11. The method of claim 9 , wherein the external device includes at least one of a cell phone, personal data assistant, a video game device, or an electronic medical device.

12. The method of claim 9 , wherein the retroreflector includes a corner cube, a reflective device, or a refractive device.

13. The method of claim 9 , wherein receiving one or more optical power signals transmitted transdermally out of the living subject and to an external device includes receiving the one or more optical power signals at an optical-electrical converter of the external device.

14. A method, comprising:

receiving one or more signals transmitted from a living subject indicative of a location of an electrical-optical converter disposed in the living subject;

locating the electrical-optical converter disposed within the living subject based at least partially on the one or more signals;

positioning a personal electronic device relative to the electrical-optical converter disposed within the living subject at least partially based on the one or more signals;

receiving one or more optical power signals output from the electrical-optical converter and transmitted transdermally out of the living subject and to the personal electronic device;

converting the one or more optical power signals to one or more electrical power signals with an optical-electrical converter;

powering the personal electronic device using the one or more electrical power signals; and

utilizing the powering to control operation of the personal electronic device.

15. The method of claim 14 , wherein the personal electronic device includes at least one of a cell phone, personal data assistant, a video game device, or an electronic medical device.

16. The method of claim 14 , wherein receiving one or more signals transmitted from the living subject includes receiving the one or more signals reflected from a retroreflector positioned at least proximate to the electrical-optical converter.

17. The method of claim 16 , wherein the retroreflector includes a corner cube, a reflective device, or a refractive device.

18. The method of claim 14 , wherein locating the electrical-optical converter disposed within the living subject based at least partially on the one or more signals is at least partially based on an intensity of the one or more signals.

19. The method of claim 14 , wherein receiving one or more optical power signals output from the electrical-optical converter and transmitted transdermally out of the living subject and to the personal electronic device includes receiving the one or more optical power signals from the electrical-optical converter which is powered by a power source.

20. The method of claim 19 , wherein the power source includes an electricity generator configured to convert internal body energy of the living subject to electrical energy.