Managed fiber connectivity systems

• US 9,804,337 B2
• Filed: 02/11/2011
• Issued: 10/31/2017
• Est. Priority Date: 02/12/2010
• Status: Active Grant

• Current Assignee: CommScope Technologies, LLC (CommScope Holding Company, Inc.)
• Original Assignee: CommScope Technologies, LLC (CommScope Holding Company, Inc.)
• Inventors: Anderson, John, Brandt, Steven J., Coffey, Joseph C., Patel, Kamlesh G., Petersen, Cyle D., Schroeder, Michael D., Stasny, John
• Primary Examiner(s): Lepisto, Ryan
• Assistant Examiner(s): EL SHAMMAA, MARY A
• Application Number:
  US13/025,788
• Publication Number:
  US 20110255829A1
• Time in Patent Office: 2,454 Days
• Field of Search: 385 15, 385 31, 385 39, 385 60, 385 92
• CPC Class Codes: G02B 6/3807 Dismountable connectors, i.e. comprising plugs
• CPC Class Codes: G02B 6/3825 with an intermediate part, e.g. adapter, receptacle, linking two plugs
• CPC Class Codes: G02B 6/3879 Linking of individual connector plugs to an overconnector, e.g. using clamps, clips, common housings comprising several individual connector plugs
• CPC Class Codes: G02B 6/3893 Push-pull type, e.g. snap-in, push-on
• CPC Class Codes: G02B 6/3895 identification of connection, e.g. right plug to the right socket or full engagement of the mating parts keying element on the plug or adapter G02B6/3831; keying element on the ferrule G02B6/3851; keying element for electrical connection H01R13/64
• CPC Class Codes: G02B 6/3897 Connectors fixed to housings, casing, frames or circuit boards G02B6/44528 takes precedence
• CPC Class Codes: G02B 6/403 of the ferrule type, connecting a pair of ferrules
• CPC Class Codes: H05K 1/0274 Optical details, e.g. printed circuits comprising integral optical means H05K1/0269 takes precedence; coupling light guides with opto-electronic components G02B6/42

Abstract

A communications connection system includes a fiber optic adapter module configured to receive multiple fiber optic connectors. The fiber optic adapter module includes one or more media reading interfaces. Each media reading interface is configured to read physical layer information stored on one of the fiber optic connectors received at the adapter module. Certain types of media reading interfaces extend between an internal passage of the adapter module and an external surface of the adapter module.

Claims

1. A fiber optic adapter module comprising:

a housing extending from a first end to a second end, the housing including opposing major surfaces extending between opposing minor surfaces and between the first and second ends, the housing defining at least one passageway extending between the first and second ends of the housing to define first and second ports at the first and second ends, respectively, the housing being configured to retain a fiber optic connector at each port, the housing also defining at least a first opening extending through a first of the major surfaces, the first opening leading from an exterior of the housing to the passageway, the first opening being divided into a plurality of slots by intermediate walls; and

a media reading interface positioned in the housing, the media reading interface including a plurality of contact members each having at least a first contact location and a second contact location, each contact member being disposed in one of the slots, the media reading interface being configured so that the second contact location is accessible from within the passageway and the first contact location is configured to extend through the first opening defined in the first major surface of the housing to be accessible from the exterior of the housing.

2. The fiber optic adapter module of claim 1, further comprising a first circuit board coupled to the housing so that the first contact location contacts the first circuit board through the first opening defined in the first major surface.

3. The fiber optic adapter module of claim 2, further comprising a first connector arrangement received at the first port, the first connector arrangement including a storage device having a contact surface that is contacted by the second contact location of the media reading interface to electrically connect the storage device to the first circuit board.

4. The fiber optic adapter module of claim 3, wherein the first connector arrangement includes an LC-type optical connector.

5. The fiber optic adapter module of claim 3, further comprising:

a second media reading interface positioned in the housing, the second media reading interface having at least a first contact location and a second contact location, the second media reading interface being configured so that the second contact location of the second media reading interface is accessible from within the passageway and the first contact location of the second media reading interface is accessible through an opening defined in a second of the major surfaces of the housing; and

a second circuit board coupled to the housing at the second major surface, the second circuit board being configured to interact with the first contact surface of the second media reading interface when the first contact surface of the second media reading interface extends through the second major surface of the housing.

6. The fiber optic adapter module of claim 5, further comprising a second connector arrangement received at the second port, the second connector arrangement including a second storage device having a contact surface that is contacted by the second contact surface of the second media reading interface to electrically connect the second storage device to the second circuit board.

7. The fiber optic adapter module of claim 6, wherein the first and second connector arrangements includes MPO-type optical connectors.

8. The fiber optic adapter module of claim 1, wherein the media reading interface also includes a third contact location that is accessible through the first opening defined in the first major surface of the housing.

9. The fiber optic adapter module of claim 1, wherein the first opening is divided into four slots.

10. The fiber optic adapter module of claim 8, wherein the intermediate walls are full intermediate walls that extend between the slots, each full intermediate wall extending along a length of the first opening.

11. The fiber optic adapter module of claim 10, wherein each full intermediate wall has a width of about 0.011 inches (0.28 mm).

12. The fiber optic adapter module of claim 8, wherein each contact arrangement includes a monolithic contact element having a planar body.

13. The fiber optic adapter module of claim 12, wherein each contact element has a thickness of about 0.008 inches (0.20 mm).

14. The fiber optic adapter module of claim 12, wherein the planar body of each contact element includes a resilient section that transfers movement of the second contact location to the third contact location.

15. The fiber optic adapter module of claim 14, wherein the resilient section includes a plurality of folds.

16. The fiber optic adapter module of claim 14, wherein the resilient section defines a partial arc.

17. The fiber optic adapter module of claim 8, wherein the housing defines a plurality of passageways extending between the first and second ends of the housing, each passageway defining respective first and second ports, wherein the first major surface defines a plurality of openings, at least some of the openings receiving respective media reading interfaces, each media reading interface having first and third contact locations accessible through the respective opening and a second contact location accessible from within a respective one of the passageways.

18. The fiber optic adapter module of claim 17, wherein the housing defines four passageways and the first major surface defines eight openings.

19. The fiber optic adapter module of claim 17, wherein at least some of the openings in the first major surface are devoid of media reading interfaces.

20. The fiber optic adapter module of claim 19, wherein alternating groups of slots are devoid of media reading interfaces.

21. The fiber optic adapter module of claim 8, wherein the third contact location of the media reading interface is configured to move through the first opening when the second contact location is biased towards the first opening.

22. The fiber optic adapter module of claim 21, wherein the second contact location is biased towards the first opening when a connector is received at the first port.

23. The fiber optic adapter module of claim 21, wherein the third contact location of the media reading interface provides presence sensing for the first port of the passageway.

24. The fiber optic adapter module of claim 1, further comprising a dust cap received at the first port, the dust cap being configured to not touch the second contact location of the media reading interface.

25. A fiber optic coupler module comprising:

a housing defining at least a first passageway extending between first and second ends of the housing, the housing also defining at least a first opening extending between the first passageway and an exterior of the housing;

a first circuit board coupled to the housing, the circuit board defining first and second contact pads positioned at the first opening of the housing even when the first passageway of the housing is empty; and

a first media reading interface positioned in the first opening of the housing, the first media reading interface having a first contact surface configured to engage the first contact pad of the first circuit board through the first opening, a second contact surface extending toward the first passageway, and a third contact surface configured to selectively engage the second contact pad of the first circuit board through the first opening.

26. The fiber optic coupler module of claim 25, further comprising a first connector arrangement received at the housing, the first connector arrangement including a ferrule extending into the first passageway and a connector body housing the ferrule, the connector body also including a storage device having a contact surface that is aligned with the second contact surface of the first media reading interface.

27. The fiber optic coupler module of claim 26, wherein the first connector arrangement includes an LC-type optical connector.

28. The fiber optic coupler module of claim 26, wherein the first connector arrangement includes an MPO-type optical connector.

29. The fiber optic coupler module of claim 28, further comprising:

a second circuit board coupled to the housing, the second circuit board defining first and second contact pads positioned at a second opening defined in the housing; and

a second media reading interface positioned in the second opening of the housing, the second media reading interface having a first contact surface configured to engage the first contact pad of the second circuit board through the second opening, a second contact surface extending toward the first passageway, and a third contact surface configured to selectively engage the second contact pad of the second circuit board through the second opening.

30. The fiber optic coupler module of claim 25, wherein the first media reading interface includes at least three contact arrangements.

31. The fiber optic coupler module of claim 30, wherein one of the three contact arrangements defines the first, second, and third contact surfaces;

and wherein each of the other of the three contact arrangements also defines first, second, and third contact surfaces.

32. The fiber optic coupler module of claim 30, wherein the first media reading interface includes four contact arrangements.

33. The fiber optic coupler module of claim 30, wherein each contact arrangement includes a monolithic planar body.

34. The fiber optic coupler module of claim 27, wherein the housing defines a plurality of additional passageways extending between the first and second ends of the housing, and wherein the first connector arrangement includes a second LC-type connector coupled to the first connector with a non-removeable clip.

35. A method of obtaining physical layer information from a fiber optic connector at a coupler assembly having a media reading interface including at least one contact element, the coupler assembly being coupled to a processor, the method comprising:

providing a fiber optic connector having a storage device including memory on which the physical layer information is provided, the storage device having at least one contact pad in electrical contact with the memory;

inserting the fiber optic connector into the coupler assembly including sliding a key of the fiber optic connector through a passage defined by the coupler assembly;

pressing the key of the fiber optic connector against a first portion of each contact element to deflect the first portion away from the passage; and

flexing a second portion of the contact element against a circuit board to enable electrical communication between the memory of the storage device and the processor via the contact element and the circuit board.

36. The method of claim 35, further comprising determining that the fiber optic connector has been received at the coupler assembly including determining if the second portion of the contact element has been flexed against the circuit board.

37. The method of claim 36, further comprising determining that the fiber optic connector has been removed from the coupler assembly including determining if the second portion of the contact element has moved to a disconnected position relative to the circuit board.

38. The method of claim 35, wherein pressing the key of the fiber optic connector against the first portion of each contact element causes the first portion to swipe against a contact pad of the storage device, which is mounted in the key of the fiber optic connector.

39. A fiber optic adapter module comprising:

a housing extending from a first end to a second end, the housing including opposing major surfaces extending between opposing minor surfaces and between the first and second ends, the housing defining at least one passageway extending between the first and second ends of the housing to define first and second ports at the first and second ends, respectively, the housing being configured to retain a fiber optic connector at each port, the housing also defining at least a first opening in a first of the major surfaces, the first opening leading to the passageway;

a first circuit board coupled to the housing so that a first contact location contacts the first circuit board through the first opening defined in the first major surface;

a media reading interface positioned in the housing, the media reading interface having at least the first contact location and a second contact location, the media reading interface being configured so that the second contact location is accessible from within the passageway and the first contact location is accessible through the first opening defined in the first major surface of the housing;

a second media reading interface positioned in the housing, the second media reading interface having at least a first contact location and a second contact location, the second media reading interface being configured so that the second contact location of the second media reading interface is accessible from within the passageway and the first contact location of the second media reading interface is accessible through an opening defined in a second of the major surfaces of the housing;

a second circuit board coupled to the housing at the second major surface, the second circuit board being configured to interact with the first contact location of the second media reading interface when the first contact location of the second media reading interface extends through the second major surface of the housing; and

a first connector arrangement received at the first port, the first connector arrangement including a storage device having a contact surface that is contacted by the second contact location of the media reading interface to electrically connect the storage device to the first circuit board.

40. A fiber optic coupler module comprising:

a housing defining at least a first passageway extending between first and second ends of the housing, the housing also defining at least a first opening extending between the first passageway and an exterior of the housing;

a first circuit board coupled to the housing, the circuit board defining first and second contact pads positioned at the first opening of the housing;

a second circuit board coupled to the housing, the second circuit board defining first and second contact pads positioned at a second opening defined in the housing;

a first media reading interface positioned in the first opening of the housing, the first media reading interface having a first contact surface configured to engage the first contact pad of the first circuit board through the first opening, a second contact surface extending toward the first passageway, and a third contact surface configured to selectively engage the second contact pad of the first circuit board through the first opening;

a second media reading interface positioned in the second opening of the housing, the second media reading interface having a first contact surface configured to engage the first contact pad of the second circuit board through the second opening, a second contact surface extending toward the first passageway, and a third contact surface configured to selectively engage the second contact pad of the second circuit board through the second opening; and

an MPO-type optical connector received at the housing, the MPO-type optical connector including a ferrule extending into the first passageway and a connector body housing the ferrule, the connector body also including a storage device having a contact surface that is aligned with the second contact surface of the first media reading interface.

41. A fiber optic adapter module comprising:

a housing extending from a first end to a second end, the housing including opposing major surfaces extending between opposing minor surfaces and between the first and second ends, the housing defining at least one passageway extending between the first and second ends of the housing to define first and second ports at the first and second ends, respectively, the housing being configured to retain a fiber optic connector at each port, the housing also defining at least a first opening extending through a first of the major surfaces, the first opening leading from an exterior of the housing to the passageway;

a media reading interface positioned in the housing, the media reading interface having at least a first contact location and a second contact location, the media reading interface being configured so that the second contact location is accessible from within the passageway and the first contact location is configured to extend through the first opening defined in the first major surface of the housing to be accessible from the exterior of the housing;

a first circuit board coupled to the housing so that the first contact location contacts the first circuit board through the first opening defined in the first major surface; and

a first connector arrangement received at the first port, the first connector arrangement including a storage device having a contact surface that is contacted by the second contact location of the media reading interface to electrically connect the storage device to the first circuit board.