SENSOR INCLUDING ELECTRICAL TRANSMISSION-LINE PARAMETER THAT CHANGES RESPONSIVE TO VEHICULAR LOAD
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Abstract
An apparatus includes a sensor assembly. The sensor assembly includes a transmission-line assembly having an electrical transmission-line parameter configured to change, at least in part, in response to reception, at least in part, of a vehicular load of a moving vehicle moving relative to a vehicular roadway to the transmission-line assembly positionable, at least in part, relative to the vehicular roadway.
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Citations
62 Claims
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1. -39. (canceled)
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40. An apparatus, comprising:
a sensor assembly, including; a transmission-line assembly having an electrical transmission-line parameter being configured to change, at least in part, in response to reception, at least in part, of a vehicular load of a moving vehicle, the moving vehicle travelling along a vehicular roadway, and the transmission-line assembly being positionable, at least in part, relative to the vehicular roadway; and the electrical transmission-line parameter includes; a transmission-line impedance being configured to; change, at least in part, in response to reception of the vehicular load from the moving vehicle in such a way that an aspect of an alternating current being carried, at least in part, by the transmission-line assembly is reflected back to a source of the alternating current in response to the transmission-line assembly receiving the vehicular load. - View Dependent Claims (41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58)
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59. A method, comprising:
reflecting back, at least in part, an aspect of an alternating current to a source of the alternating current, the alternating current being carried by a transmission-line assembly, in response to a change in a transmission-line impedance of the transmission-line assembly of a sensor in response to reception for a vehicular load from a moving vehicle, the moving vehicle travelling along a vehicular roadway, and the transmission-line assembly being positionable relative to the vehicular roadway.
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60. A method of operating a sensor assembly, the method comprising:
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positioning, at least in part, a transmission-line assembly of the sensor assembly relative to a vehicular roadway; and connecting a source of an alternating current to the transmission-line assembly; and changing, at least in part, a transmission-line impedance of the transmission-line assembly of the sensor assembly in response to the sensor assembly receiving, at least in part, a vehicular load of a moving vehicle travelling along the vehicular roadway in such a way that an aspect of the alternating current that is carried, at least in part, by the transmission-line assembly is reflected back to the source of the alternating current once the transmission-line assembly receives the vehicular load.
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61. A method of operating a sensor assembly, the method comprising:
changing, at least in part, a transmission-line impedance of a transmission-line assembly of a sensor assembly being positioning, at least in part, relative to a vehicular roadway, and the transmission-line assembly having a source of an alternating current connected thereto, and the change in the transmission-line impedance occurring in response to the sensor assembly receiving, at least in part, a vehicular load of a moving vehicle travelling along the vehicular roadway in such a way that an aspect of the alternating current that is carried, at least in part, by the transmission-line assembly is reflected back to the source of the alternating current once the transmission-line assembly receives the vehicular load.
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62. An apparatus for a moving vehicle travelling along a vehicular roadway, the moving vehicle having a vehicular load, the apparatus comprising:
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a sensor assembly including a transmission-line assembly; the transmission-line assembly being configured to be positioned, at least in part, relative to the vehicular roadway; the transmission-line assembly being configured to be connected to a source of an alternating current; and the transmission-line assembly having a transmission-line impedance being configured to change, at least in part, in response to the sensor assembly receiving, at least in part, the vehicular load of the moving vehicle travelling along the vehicular roadway in such a way that an aspect of the alternating current that is carried, at least in part, by the transmission-line assembly is reflected back to the source of the alternating current once the transmission-line assembly receives the vehicular load.
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Specification