Passive RFID elements having visual indicators

• US 7,965,186 B2
• Filed: 03/09/2007
• Issued: 06/21/2011
• Est. Priority Date: 03/09/2007
• Status: Active Grant

• Current Assignee: Fiber Mountain, Inc. (Green Lambda Corp.)
• Original Assignee: Corning Cable Systems LLC (Corning Incorporated)
• Inventors: Nederlof, Leo, Whiting, Matthew S., Wagner, Richard E., Sutherland, James S., Taylor, Mark P., Downie, John D.
• Primary Examiner(s): BLOUNT, ERIC
• Application Number:
  US11/716,454
• Publication Number:
  US 20080220721A1
• Time in Patent Office: 1,565 Days
• Field of Search: 3405721-5728, 340/10.1, 235/375, 235/385
• US Class Current: 340/572.1
• CPC Class Codes: G02B 6/38 having fibre to fibre mating means
• CPC Class Codes: G02B 6/3851 Ferrules having keying or coding means
• 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 6/4452 Distribution frames
• CPC Class Codes: G02B 6/562 locatable, e.g. using magnetic means
• CPC Class Codes: G06K 19/0707 the arrangement being capable of collecting energy from external energy sources, e.g. thermocouples, vibration, electromagnetic radiation G06K19/0702 takes precedence
• CPC Class Codes: G06K 19/07703 the interface being visual
• CPC Class Codes: G06K 19/07705 the visual interface being a single light or small number of lights capable of being switched on or off, e.g. a series of LEDs
• CPC Class Codes: G06K 19/07707 the visual interface being a display, e.g. LCD or electronic ink
• CPC Class Codes: G06K 19/07715 the interface being used to indicate that the record carrier is active, e.g. a blinking light to indicate that the record carrier is busy communicating with a secondary device or busy computing
• CPC Class Codes: H04Q 1/138 using RFID

Abstract

There are provided components, connectors, receptacles, cables, and systems wherein passive RFID functionality is incorporated. Also provided are passive RFID elements in general. The passive RFID elements power visual indicators based on receipt of external RF signals. Passive energy storage devices may be employed to provide electrical energy to the visual indicators. The passive energy storage devices may be charged by the external RF signals. The visual indicators may operate continuously or according to a predetermined flashing pattern.

Claims

1. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by a RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on programmed status information stored in the RFID element to cause the visual indicator to change between the first and second indication states.

2. The device of claim 1, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

3. The device of claim 1, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

4. The device of claim 1, wherein the programmed status information causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

5. The device of claim 1, wherein the RFID element includes an antenna configured to receive the external RF signal, and an integrated circuit in electrical communication with the antenna and the visual indicator, the integrated circuit configured to receive input from the antenna and generating the electrical signal in response.

6. The device of claim 1, wherein the RFID element is a transponder capable of communicating an RF signal in response to receipt of the external RF signal.

7. A fiber optic cable including an optical fiber attached to the device of claim 1.

8. The fiber optic cable of claim 7, wherein the fiber optic cable is a pre-connectorized fiber optic cable.

9. The device of claim 1, wherein the device is disposed in a connector including a housing being connectable to an end of an optical fiber.

10. The device of claim 1, wherein the first indication state and the second indication state of the visual indicator comprises at least one of the group comprising states of different color and states of different flashing patterns.

11. The device of claim 1 disposed in a receptacle for connecting an optical fiber component capable of carrying an optical signal.

12. The device of claim 11 provided in the form of at least one of an adaptor, a receiver, a wavelength multiplexer, a splitter, a cable assembly, and a socket of a network device.

13. The device of claim 11, further comprising an opening configured for receiving a component or a connector of a connectorized fiber optic cable.

14. The device of claim 1, further comprising:

a plurality of RFID elements, each attached to one of a plurality of interconnected communications elements, the plurality of RFID elements being passive RFID elements and including;

an antenna for receiving the external RF signal; and

an integrated circuit in electrical communication with the antenna for reading the external RF signal to determine if the external RF signal includes identification indicia related to the integrated circuit and to generate an electrical signal in response to detection of the identification indicia in the external RF signal; and

an RF transmitter for transmitting RF signals, the RF signals including identification indicia relating to at least one of the plurality of interconnected communications elements, whereby the RF transmitter is configured to send an RF signal to the plurality of RFID elements and the RFID element is configured to determine whether the external RF signal includes the identification indicia related to the respective integrated circuit and, if so, the respective integrated circuit communicates an electrical signal to the visual indicator in communication with the respective integrated circuit, thereby causing the visual indicator to change between the first and second indication states.

15. The device of claim 1, further comprising:

an antenna for receiving the external RF signal;

an integrated circuit in electrical communication with the antenna; and

wherein the visual indicator is in electrical communication with the integrated circuit and powerable by the RF power collected by the antenna, whereby the integrated circuit is configured to generate and communicate the electrical signal, thereby causing the visual indicator to change between the first and second indication states in response to receipt of the external RF signal.

16. The device of claim 1, wherein the RFID element is configured to determine, based on the programmed status information stored in the RFID element, if the electrical signal should be generated and communicated to the visual indicator to cause the visual indicator to change between the first and second indication states.

17. The device of claim 1, wherein the RFID element is configured to generate and communicate the electrical signal based on the programmed status information stored in the RFID element corresponding to the external RF signal.

18. The device of claim 1, wherein programmed status information includes information for the second indication state.

19. The device of claim 1, wherein the programmed status information is comprised of status information of a component connected to the device.

34. The device of claim 1, wherein the programmed status information is comprised of connection information.

35. The device of claim 1, wherein the programmed status information is comprised of connection information of a component connected to the device.

36. The device of claim 1, wherein the programmed status information is comprised of disconnect information.

37. The device of claim 1, wherein the device is attached or provided as part of a component, wherein the programmed status information is comprised of status information regarding the component.

38. The device of claim 1, wherein the programmed status information is comprised of line status.

39. The device of claim 38, wherein the line status is comprised of in use status.

40. The device of claim 38, wherein the line status is comprised of not in use status.

41. The device of claim 1, wherein the programmed status information is comprised of a physical attribute of a component.

42. The device of claim 41, wherein the component is comprised of a component to which the device is attached or provided.

43. The device of claim 41, wherein the component is comprised of a component connected to the device.

20. A method of actuating a visual indicator associated with an RFID element, comprising:

receiving an external RF signal at a passive RFID element; and

in response to receipt of the external RF signal, the passive RFID element generating and communicating an electrical signal to a visual indicator based on programmed status information stored in the passive RFID element, to cause the visual indicator, being in electrical communication with and powerable by the passive RFID element, to change between a first indication state and a second indication state.

21. The method of claim 20, further comprising the programmed status information causing the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

22. The method of claim 21, further comprising adjusting the predetermined temporal pattern to enable sufficient power to be captured to power the visual indicator with the signal strength of the external RF signal.

23. The method of claim 21, further comprising:

charging a capacitor in electrical communication with the RFID element when the RFID element receives the external RF signal; and

discharging the capacitor to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states according to the predetermined temporal pattern.

24. The method of claim 20, wherein the first indication state and the second indication state of the visual indicator comprises at least one of the group comprising states of different color and states of different flashing patterns.

25. The method of claim 20, further comprising determining based on the programmed status information stored in the RFID element, if the electrical signal should be generated and communicated to the visual indicator to cause the visual indicator to change between the first and second indication states.

26. The method of claim 20, comprising the passive RFID element generating and communicating the electrical signal to the visual indicator based on the programmed status information stored in the RFID element corresponding to the external RF signal.

27. A device, comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by a RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator to cause the visual indicator to change between the first and second indication states;

wherein the electrical signal sent by the RFID element is configured to cause the visual indicator to change between the first and second indication states according to a predetermined temporal pattern; and

wherein the predetermined temporal pattern is adjustable to enable sufficient power to be captured to power the visual indicator with the signal strength of the external RF signal.

28. The device of claim 27, further including a passive energy storage device in electrical communication with the RFID element, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states according to the predetermined temporal pattern.

29. The device of claim 27, wherein the RFID element includes an antenna configured to receive the external RF signal and an integrated circuit in electrical communication with the antenna and the visual indicator, the integrated circuit configured to receive input from the antenna and providing the electrical signal to the visual indicator in response.

30. The device of claim 27, wherein the first indication state and the second indication state of the visual indicator comprises at least one of the group comprising states of different color and states of different flashing patterns.

44. The device of claim 27, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

45. A fiber optic cable including an optical fiber attached to the device of claim 27.

46. The device of claim 27 disposed in a receptacle for connecting an optical fiber component capable of carrying an optical signal.

47. The device of claim 28, wherein the passive energy storage device includes at least one of a capacitor and a trickle-fill battery.

31. A method for actuating a visual indicator associated with a passive RFID element, comprising:

receiving an external RF signal at the passive RFID element;

in response to receipt of the external RF signal, the passive RFID element generating and communicating an electrical signal to the visual indicator, thereby causing a visual indicator, being in electrical communication with and powerable by the passive RFID element, to change between a first indication state and a second indication state according to a predetermined temporal pattern; and

adjusting the predetermined temporal pattern to enable sufficient power to be captured to power the visual indicator with the signal strength of the external RF signal.

32. The method of claim 31, further comprising:

charging a passive energy storage device in electrical communication with the passive RFID element when the passive RFID element receives the external RF signal; and

discharging the passive energy storage device to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states according to the predetermined temporal pattern.

33. The method of claim 31, wherein the first indication state and the second indication state of the visual indicator comprises at least one of the group comprising states of different color and states of different flashing patterns.

48. The method of claim 31, wherein the passive energy storage device includes at least one of a capacitor and a trickle-fill battery.

49. The method of claim 31, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

50. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed type of connector stored in the RFID element to cause the visual indicator to change between the first and second indication states.

51. The device of claim 50, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

52. The device of claim 50, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

53. The device of claim 50, wherein the programmed type of connector causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

54. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed cable type stored in the RFID element to cause the visual indicator to change between the first and second indication states.

55. The device of claim 54, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

56. The device of claim 54, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

57. The device of claim 54, wherein the programmed cable type causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

58. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on programmed manufacturer information stored in the RFID element to cause the visual indicator to change between the first and second indication states.

59. The device of claim 58, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

60. The device of claim 58, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

61. The device of claim 58, wherein the programmed manufacturer information is comprised of a component type.

62. The device of claim 58, wherein the device is attached or provided as part of a first component, and wherein the programmed manufacturer information is comprised of a serial number of a second component connected to the first component.

63. The device of claim 58, wherein the programmed manufacturer information causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

64. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed manufacture date stored in the RFID element to cause the visual indicator to change between the first and second indication states.

65. The device of claim 64, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

66. The device of claim 64, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

67. The device of claim 64, wherein the programmed manufacture date causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

68. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed installation date stored in the RFID element to cause the visual indicator to change between the first and second indication states.

69. The device of claim 68, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

70. The device of claim 68, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

71. The device of claim 68, wherein the programmed installation date causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

72. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on programmed location information stored in the RFID element to cause the visual indicator to change between the first and second indication states.

73. The device of claim 72, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

74. The device of claim 72, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

75. The device of claim 72, wherein the programmed location information causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

76. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed lot number stored in the RFID element to cause the visual indicator to change between the first and second indication states.

77. The device of claim 76, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

78. The device of claim 76, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

79. The device of claim 76, wherein the programmed lot number causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

80. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed performance parameter stored in the RFID element to cause the visual indicator to change between the first and second indication states.

81. The device of claim 80, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

82. The device of claim 80, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

83. The device of claim 80, wherein the programmed performance parameter causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

84. The device of claim 80, wherein the programmed performance parameter is comprised of a measured attenuation.

85. A device comprising:

a visual indicator having a first indication state and a second indication state, the visual indicator capable of changing between the first and second indication states depending upon an electrical signal input into the visual indicator, the visual indicator being in electrical communication with and powerable by an RFID element; and

an RFID element being a passive RFID element capable of receiving an external RF signal and in response, generating and communicating an electrical signal to the visual indicator based on a programmed distance stored in the RFID element to cause the visual indicator to change between the first and second indication states.

86. The device of claim 85, wherein the visual indicator is an LED, and the first indication state is one in which the LED does not emit light and the second indication state is one in which the LED does emit light.

87. The device of claim 85, further including a passive energy storage device in electrical communication with the RFID element and the visual indicator, the passive energy storage device being chargeable by the RFID element when the RFID element receives the external RF signal, and the passive energy storage device being dischargeable to electrically power the visual indicator, thereby causing the visual indicator to change between the first and second indication states.

88. The device of claim 85, wherein the programmed distance causes the visual indicator to change between the first and second indication states according to a predetermined temporal pattern.

89. The device of claim 85, wherein the programmed distance is comprised of distance to the RFID element.

90. The device of claim 85, wherein the programmed distance is comprised of distance between the RFID element and an RFID reader.