Optical power supply module

• US 20040001717A1
• Filed: 03/26/2003
• Published: 01/01/2004
• Est. Priority Date: 03/27/2002
• Status: Abandoned Application

• Current Assignee: Corning Incorporated
• Original Assignee: Corning Incorporated
• Inventors: DeMeritt, Jeffery A., Wigley, Peter G., Bennett, Kevin W., Smart, Richard G., Watts, Jason S., Lane, Kenneth R.
• Application Number:
  US10/397,609
• Publication Number:
  US 20040001717A1
• Time in Patent Office: Days
• US Class Current: 398/92
• CPC Class Codes: H04B 10/807 Optical power feeding, i.e. transmitting power using an optical signal
• CPC Class Codes: H04J 14/0221 Power control, e.g. to keep the total optical power constant

Abstract

An Optical Power Supply module is configured to be engageable in optical communication to an optical device. This Optical Power Supply module comprises: an optical circuit including (i) at least one input port configured to receive an optical signal; (ii) an optical circuit connected to the input port and including (a) at least a one light source providing optical pump power at a first wavelength, the wavelength known to cause amplification in rare earth doped optical fiber; (b) at least one bi-directional light combiner/separator combining the optical pump power and the optical signal; and (c) at least one position for a directional optical attenuator; (iii) at least one output port connected to the optical circuit and configured to transmit the optical signal and the optical pump power at the first wavelength to the optical device.

Claims

1. An Optical Power Supply module, configured to be engageable in optical communication to an optical device, said Optical Power Supply module comprising:

an optical circuit including (i) at least one input port configured to receive an optical signal;

(ii) an optical circuit connected to said input port and including (a) at least a one light source providing optical pump power at a first wavelength, said wavelength known to cause amplification in rare earth doped optical fiber;

(b) at least one bidirectional light combiner/separator combining said optical pump power and said optical signal; and

(c) at least one position for a directional optical attenuator;

(iii) at least one output port connected to said optical circuit and configured to transmit said optical signal and said optical pump power at said first wavelength to said optical device.

2. The Optical Power Supply module of claim 1, wherein said a bidirectional light combiner/separator is a wavelength division multiplexer (WDM).

3. The Optical Power Supply module of claim 1, wherein said module includes at least one of said light sources capable of operating at approximately 980 nm.

4. The Optical Power Supply module of claim 1, wherein said module includes at least one of said light sources capable of operating at approximately 1480 nM.

5. The Optical Power Supply module of claim 1, wherein said module includes at least one of said light sources capable of operating at approximately 980 nm and at least one of said light sources capable of operating at approximately 1480 nm.

6. The Optical Power Supply module of claim 1, wherein said module includes at least two of said light sources capable of operating at a similar wavelength.

7. The Optical Power Supply module of claim 1, wherein said module includes at least two of said light sources capable of operating at similar wavelengths and at least one additional of said light sources capable of operating at a different wavelength.

8. The Optical Power Supply module according to claim 1, wherein said module includes at least one directional optical attenuator located in said position.

9. The Optical Power Supply module according to claim 8, wherein said bidirectional light combiner/separator is a wavelength division multiplexer (WDM).

10. The Optical Power Supply module according to claim 8, wherein said directional optical attenuator is an optical isolator.

11. The Optical Power Supply module of claim 1, wherein said module includes a plurality of bidirectional light combiner/separators and a plurality of directional optical attenuators.

12. The Optical Power Supply module according to claim 11, wherein said bidirectional light combiner/separators are wavelength division multiplexers (WDMs).

13. The Optical Power Supply module according to claim 11, wherein said directional optical attenuators are optical isolators.

21. The Optical Power Supply module according to claim 1, wherein said module is marked by an identifying color, identifying said module as the Optical Power Supply module.

22. The Optical Power Supply module according to claim 1, wherein said module includes a label containing information characterizing said module.

23. The Optical Power Supply module according to claim 22, wherein said label contains manufacturing processing instructions.

24. The Optical Power Supply module according to claim 22, wherein said label contains module test instructions.

25. The Optical Power Supply module according to claim 22, wherein said label contains manufacturing processing data.

26. The Optical Power Supply module comprising a plurality of optical amplifier modules, according to claim 22, wherein said label is an interactive electronic device, configured such that said information can be added or modified electronically.

27. The Optical Power Supply module according to claim 26, wherein said information is accessible by an electronic interrogator device.

29. The Optical Power Supply module according to claim 27, wherein said electronic interrogator device is a radio wave receiver/transmitter.

30. The Optical Power Supply module according to claim 26, wherein said label contains field history data.

14. An Optical Power Supply module, configured to be detachably engageable in optical communication to an optical device, said Optical Power Supply module comprising (i) at least one input port configured to receive an optical signal;

(ii) an optical circuit including (a) at least a one light source providing optical pump power at a first wavelength, said wavelength known to cause amplification in rare earth doped optical fiber;

(b) at least one bidirectional light combiner/separator combining said optical pump power and said optical signal and (c) an optical connector for removable engagement with at least one a optional directional optical attenuator, said connector being coupled to said one bi-directional light combiner; and

(iii) at least one output port configured to transmit said optical signal and said optical pump power at said first wavelength to said optical device.

15. An Optical Power Supply module, configured to be engageable in optical communication to an optical device, said Optical Power Supply module comprising:

a housing at least partially separating said Optical Power Supply module from said optical device, said housing containing (i) at least one input port configured to receive an optical signal;

(ii) an optical circuit connected to said input port and including (a) at least a one light source providing optical pump power at a first wavelength, said wavelength known to cause amplification in rare earth doped optical fiber;

(b) at least one bi-directional light combiner/separator combining said optical pump power and said optical signal and (c) at least one position for a directional optical attenuator; and

(iii) at least one output port connected to said optical circuit and configured to transmit said optical signal and said optical pump power at said first wavelength to said optical device.

16. The Optical Power Supply module of claim 15, wherein said a bidirectional light combiner/separator is a wavelength division multiplexer (WDM).

17. The Optical Power Supply module according to claim 15, wherein said module includes at least one directional optical attenuator located in said position and said directional optical attenuator is an optical isolator.

28. The Optical Power Supply module according to claim 16, wherein said electronic interrogator device is a computer.

18. An Optical Power Supply module, configured to be detachably engageable in optical communication to an optical device, said Optical Power Supply module comprising:

an optical circuit including (i) at least one input port configured to receive an optical signal;

(ii) an optical circuit connected to said input port and including (a) at least a one light source providing optical pump power at a first wavelength, said wavelength known to cause amplification in rare earth doped optical fiber;

(b) at least one bidirectional light combiner/separator combining said optical pump power and said optical signal; and

(iii) at least one output port connected to said optical circuit and configured to transmit said optical signal and said optical pump power at said first wavelength to said optical device.

19. The Optical Power Supply module of claim 18, wherein said a bidirectional light combiner/separator is a wavelength division multiplexer (WDM).

20. The Optical Power Supply module according to claim 18, wherein said module includes at least one directional optical attenuator located in said position and said directional optical attenuator is an optical isolator.