Optical power source modulation system

• US 9,838,143 B2
• Filed: 02/27/2017
• Issued: 12/05/2017
• Est. Priority Date: 05/11/2010
• Status: Expired due to Fees

• Current Assignee: Enterprise Science Fund, LLC (Intellectual Ventures LLC)
• Original Assignee: Deep Science LLC (Intellectual Ventures LLC)
• Inventors: Chan, Alistair K., Hyde, Roderick A., Ishikawa, Muriel Y., Kare, Jordin T., Wood, Jr., Lowell L.
• Primary Examiner(s): DOBSON, DANIEL G
• Application Number:
  US15/443,704
• Publication Number:
  US 20170170911A1
• Time in Patent Office: 281 Days
• CPC Class Codes: H04B 10/516 Details of coding or modulation
• CPC Class Codes: H04B 10/616 Details of the electronic signal processing in coherent optical receivers
• CPC Class Codes: H04B 10/807 Optical power feeding, i.e. transmitting power using an optical signal
• CPC Class Codes: H04J 14/02 Wavelength-division multiplex systems
• CPC Class Codes: H04J 14/0282 WDM tree architectures
• CPC Class Codes: H04J 14/04 Mode multiplex systems
• CPC Class Codes: H04J 14/06 Polarisation multiplex systems

Abstract

A system for delivering optical power over an optical conduit includes at least one optical power source delivering multiple optical power forms, at least one of the optical power forms being a modulated optical power form. The system includes an optical power receiving device that is directly driven by the at least one modulated optical power form.

Claims

1. An optical power system, comprising:

at least one optical power source providing;

a first optical power having a first optical power form; and

a second optical power having a second optical power form;

at least one optical control signal receiver configured to receive an optical control signal provided by an optical information signal source, wherein the optical control signal has an optical control form different from the first optical power form and second optical power form, and wherein the first optical power form is based on the optical control signal;

an optical conduit coupled to the optical power source and an optical power receiver and the optical information signal source, wherein the conduit is configured to transmit the first optical power form and the second optical power form in one direction and the optical control signal in the opposite direction; and

wherein at least one characteristic of the optical power source is adjusted based on at least one characteristic of the optical conduit, and the at least one characteristic includes at least one of wavelength or polarization; and

wherein a frequency of the first optical power form and a frequency of the second optical power form are configured to service differing components of a complex load.

2. The system of claim 1, wherein the optical power receiver is configured to receive the first optical power form, and convert the first optical power form into a first electrical power form having characteristics based on the optical control signal.

3. The system of claim 2, wherein at least one characteristic of the optical power source is adjusted based on at least one characteristic of a load coupled to the optical power receiver.

4. The system of claim 3, wherein the at least one characteristic of the load is based on feedback from a sensor of the load configured to sense a load condition.

5. The system of claim 1, wherein the optical power source includes at least one electrically-powered light source.

6. The system of claim 1, wherein the optical power source includes at least one laser.

7. The system of claim 1, wherein the optical power source includes at least one semiconductor laser.

8. The system of claim 1, wherein the optical power source includes at least one fiber laser.

9. The system of claim 1, wherein the optical power source includes at least one solid-state laser.

10. The system of claim 1, wherein the optical power source includes a control element configured to control the optical output in response to the optical control signal.

11. The system of claim 1, wherein the optical control signal receiver includes a control circuit configured to control the operation of the optical power source based on the optical control signal.

12. The system of claim 1, wherein the characteristic of the optical conduit is maximum power handling capability.

13. The system of claim 1, wherein the optical control signal is determined by a control circuit and the control circuit uses an algorithm, the algorithm including at least one of classical control, linear control, nonlinear control, adaptive control, multivariable control, optimal control, intelligent control, fuzzy control, neural control, stochastic control, or look up table control.

14. The system of claim 1, wherein the optical control signal is at least one of frequency modulated, amplitude modulated, or digitally modulated.

15. The system of claim 1, wherein the optical control signal is used to control at least one of optical power, optical wavelength, or duty cycle of the optical power source.

16. The system of claim 1, wherein the optical control signal is used to control an opto-electrical power conversion.

17. The system of claim 1, wherein the first optical power form is based on frequency information included in the optical control signal.

18. The system of claim 1, wherein the first optical power form is based on polarity information included in the optical control signal.

19. The system of claim 1, wherein the first optical power form is based on phase information included in the optical control signal.

20. The system of claim 1, wherein the first optical power form is based on duty cycle information included in the optical control signal.

21. The system of claim 1, wherein the first optical power form and the second optical power form differ in at least one of frequency, polarity, or phase.

22. An optical power system, comprising:

at least one optical power source providing;

a first optical power having a first optical power form; and

a second optical power having a second optical power form;

at least one optical control signal receiver configured to receive an optical control signal provided by an optical information signal source, wherein the optical control signal has an optical control form different from the first optical power form and second optical power form, and wherein the first optical power form is based on the optical control signal;

an optical conduit coupled to the optical power source and an optical power receiver and the optical information signal source, wherein the conduit is configured to transmit the first optical power form and the second optical power form in one direction and the optical control signal in the opposite direction; and

wherein at least one characteristic of the optical power source is adjusted based on at least one characteristic of the optical conduit, and the at least one characteristic includes at least one of wavelength or polarization; and

wherein a pulse-position of the first optical power form and a pulse-position of the second optical power form are configured to service differing components of a complex load.

23. An optical power system, comprising:

at least one optical power source providing;

a first optical power having a first optical power form; and

a second optical power having a second optical power form;

at least one optical control signal receiver configured to receive an optical control signal provided by an optical information signal source, wherein the optical control signal has an optical control form different from the first optical power form and second optical power form, and wherein the first optical power form is based on the optical control signal, and wherein the optical control signal includes information specifying a type and amount of optical power received at an optical power receiver;

an optical conduit coupled to the optical power source and the optical power receiver and the optical information signal source, wherein the conduit is configured to transmit the first optical power form and the second optical power form in one direction and the optical control signal in the opposite direction; and

wherein at least one characteristic of the optical power source is adjusted based on at least one characteristic of the optical conduit.

24. The system of claim 23, wherein the at least one characteristic of the optical power source includes at least one of wavelength or polarization.

25. The system of claim 23, wherein the first optical power form and second optical power form differ in polarization and are configured to be combined to produce at least two components of a multi-phase form.

26. The system of claim 23, wherein the optical power receiver is configured to receive the first optical power form, receive the optical control signal, and convert the first optical power form into a first electrical power form having characteristics based on the optical control signal.

27. The system of claim 26, wherein at least one characteristic of the optical power source is adjusted based on at least one characteristic of a load coupled to the optical power receiver.

28. The system of claim 27, wherein the at least one characteristic of the load is based on feedback from a sensor of the load configured to sense a load condition.

29. An optical power system, comprising:

at least one optical power source providing;

a first optical power having a first optical power form; and

a second optical power having a second optical power form;

at least one optical control signal receiver configured to receive an optical control signal provided by an optical information signal source, wherein the optical control signal has an optical control form different from the first optical power form and the second optical power form at least in optical bandwidth, wherein the first optical power form is based on the optical control signal, and wherein the optical control signal includes information specifying a specific type and amount of electrical power desired;

an optical conduit coupled to the optical power source and an optical power receiver and the optical information signal source, wherein the conduit is configured to transmit the first optical power form and the second optical power form in one direction and the optical control signal in the opposite direction, and wherein the optical power receiver is configured to convert the first optical power form into a first electrical power form having characteristics based on the specific type and amount of electrical power desired as specified in the optical control signal; and

wherein at least one characteristic of the optical power source is adjusted based on at least one characteristic of the optical conduit, and the at least one characteristic of the optical power source includes at least one of wavelength or polarization.

30. The system of claim 29, wherein the optical power source includes at least one electrically-powered light source.

31. The system of claim 29, wherein the optical power source includes at least one laser.

32. The system of claim 29, wherein the optical power source includes at least one semiconductor laser.

33. The system of claim 29, wherein the optical power source includes at least one fiber laser.

34. The system of claim 29, wherein the optical power source includes at least one solid-state laser.