Network system and optional tethers
DC CAFCFirst Claim
1. A BaseT Ethernet system comprising:
- a piece of central BaseT Ethernet equipment;
a piece of BaseT Ethernet terminal equipment;
data signaling pairs of conductors comprising first and second pairs used to carry BaseT Ethernet communication signals between the piece of central BaseT Ethernet equipment and the piece of BaseT Ethernet terminal equipment, the first and second pairs physically connect between the piece of BaseT Ethernet terminal equipment and the piece of central BaseT Ethernet equipment, the piece of central BaseT Ethernet equipment having at least one DC supply, the piece of BaseT Ethernet terminal equipment having at least one path to draw different magnitudes of current flow from the at least one DC supply through a loop formed over at least one of the conductors of the first pair and at least one of the conductors of the second pair, the piece of central BaseT Ethernet equipment to detect at least two different magnitudes of the current flow through the loop and to control the application of at least one electrical condition to at least two of the conductors.
1 Assignment
Litigations
6 Petitions
Reexamination
Accused Products
Abstract
A BaseT Ethernet system having a piece of central network equipment, a piece of BaseT Ethernet terminal equipment, and data signaling pairs of conductors having first and second pairs used to carry BaseT Ethernet communication signals between the piece of central network equipment and the piece of BaseT Ethernet terminal equipment. The first and second pairs physically connect between the piece of BaseT Ethernet terminal equipment and the piece of central network equipment. The piece of central network equipment having at least one DC supply. The piece of BaseT Ethernet terminal equipment having at least one path to draw different magnitudes of current flow from the DC supply through a loop formed over at least one of the conductors of the first pair and at least one of the conductors of the second pair. The piece of central network equipment to detect at least two different magnitudes of the current flow through the loop.
651 Citations
219 Claims
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1. A BaseT Ethernet system comprising:
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a piece of central BaseT Ethernet equipment; a piece of BaseT Ethernet terminal equipment; data signaling pairs of conductors comprising first and second pairs used to carry BaseT Ethernet communication signals between the piece of central BaseT Ethernet equipment and the piece of BaseT Ethernet terminal equipment, the first and second pairs physically connect between the piece of BaseT Ethernet terminal equipment and the piece of central BaseT Ethernet equipment, the piece of central BaseT Ethernet equipment having at least one DC supply, the piece of BaseT Ethernet terminal equipment having at least one path to draw different magnitudes of current flow from the at least one DC supply through a loop formed over at least one of the conductors of the first pair and at least one of the conductors of the second pair, the piece of central BaseT Ethernet equipment to detect at least two different magnitudes of the current flow through the loop and to control the application of at least one electrical condition to at least two of the conductors. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72)
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73. A BaseT Ethernet system comprising:
Ethernet cabling having at least first and second individual pairs of conductors used to carry BaseT Ethernet communication signals, the at least first and second individual pairs of conductors physically connect between a piece of BaseT Ethernet terminal equipment and a piece of central network equipment;
the piece of central network equipment having at least one DC supply, the piece of BaseT Ethernet terminal equipment having at least one path to draw different magnitudes of current flow via the at least one DC supply through a loop formed over at least one of the conductors of the first pair of conductors and at least one of the conductors of the second pair of conductors, the piece of central network equipment to detect at least two different magnitudes of current flow through the loop.- View Dependent Claims (74, 75, 76, 77, 78, 79, 80, 81, 82, 83, 84, 85, 86, 87, 88, 89, 90, 91, 92, 93, 94, 95, 96, 97, 98, 99, 100, 101, 102, 103, 104, 105, 106, 107, 108, 109, 110, 111, 112, 113, 114, 115, 116, 117, 118, 119, 120, 121, 122, 123, 124, 125, 126, 127, 128, 129, 130, 131, 132, 133, 134, 135, 136, 137, 138, 139, 140, 141, 142, 143, 144, 145)
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146. A BaseT Ethernet system comprising:
Ethernet cabling having at least first and second pairs of conductors used to carry BaseT Ethernet communication signals, the at least first and second pairs of conductors physically connect between a piece of BaseT Ethernet terminal equipment and a piece of central network equipment, the piece of central network equipment having at least one DC supply to provide at least one DC condition across at least one of the conductors of the first pair of conductors and at least one of the conductors of the second pairs of conductors, the piece of BaseT Ethernet terminal equipment having at least one path to change impedance within a loop formed over the at least one of the conductors of the first pair of conductors and the at least one of the conductors of the second pair of conductors by changing impedance within the at least one path in response to the at least one DC condition across the at least one path. - View Dependent Claims (147, 148, 149, 150, 151, 152, 153, 154, 155, 156, 157, 158, 159, 160, 161, 162, 163, 164, 165, 166, 167, 168, 169, 170, 171, 172, 173, 174, 175, 176, 177, 178, 179, 180, 181, 182, 183, 184, 185, 186, 187, 188, 189, 190, 191, 192, 193, 194, 195, 196, 197, 198, 199, 200, 201, 202, 203, 204, 205, 206, 207, 208, 209, 210, 211, 212, 213, 214, 215, 216, 217, 218, 219)
Specification