Abstract: A high density device comprising: a chassis frame configured and dimensioned for mounting in a standardized telecommunications rack, the chassis frame defining a front plane and a back plane, the front plane being substantially coincident with a front support of the telecommunications rack; a sub-module chassis secured to the chassis frame, the sub-module chassis exhibiting a proximal face and a distal face; a first plurality of jacks located distal of the proximal face of the sub-module chassis; and a passageway formed between the sub-module chassis and an inner wall of the chassis frame, the passageway configured and dimensioned for the passage of cabling for connection to the first plurality of jacks.

Abstract: The present invention provides for a DC power pooling system comprising: a plurality of DC electrical power consuming and providing entities, each of the plurality of DC electrical power consuming and providing entities having at least a first operative mode in which it may provide more electrical power than it consumes and a second operative mode in which it may consume more electrical power than it provides; DC electrical power interconnections, interconnecting the plurality of DC electrical power consuming and providing entities and permitting electrical power flow thereto and therefrom; and at least one pooling controller operative to vary at least one of voltage, output impedance and current of electrical power provided by at least one of the plurality of DC electrical power consuming and providing entities.

Abstract: A method and apparatus for notifying an end user of a powered device on an Ethernet based network that the powered device will not be reliably powered due to an excess demand condition comprising: detecting an attached powered device; identifying the class of the attached powered device, the class comprising the power requirements of the attached powered device; identifying an excess demand condition; and temporarily supplying power to the attached powered device for a time interval thereby notifying an end user that the powered device is not being reliably powered because of an excess demand condition.

Abstract: A wireless communication system to obtain data from a medical asset, such as mobile equipment. The system utilizes a transmitter coupled to a programmable interface. The programmable interface is, in turn, coupled to a device associated with the asset. The device or application communicates data about the asset to the interface. The interface is programmed by a user to communicate with the device and couple the data to the transmitter in a configuration selected by the system user. The transmitter is operable to transmit the information to one or more antennas of the wireless communication system. The information from the antennas is coupled to a cell controller and to an information system.

Abstract: The present invention provides for an Ethernet switch node providing power over Ethernet functionality for use in a power pooling system comprising at least one pooling controller, the Ethernet switch node providing power over Ethernet functionality comprising: a DC power source; an electrical load connected to the DC power source; a power sharing circuit responsive to an output of the at least one pooling controller, the power sharing circuit being operative to govern electrical power provided by the DC power source; and a DC electrical power connection to the DC power source and the electrical load, permitting external DC electrical power flow to and from the DC electrical power consuming and providing entity, wherein the Ethernet switch node providing power over Ethernet functionality has multiple modes, including a first operative mode in which the DC power source may provide more electrical power than is consumed by the electrical load.

Abstract: The present invention provides for a DC power pooling system for an Ethernet network comprising: a plurality of DC electrical power consuming and providing Ethernet nodes, each of the plurality of DC electrical power consuming and providing Ethernet nodes having at least a first operative mode in which it may provide more electrical power than it consumes and a second operative mode in which it may consume more electrical power than it provides; electrical power interconnections, interconnecting the plurality of DC electrical power consuming and providing Ethernet nodes and permitting electrical power flow thereto and therefrom; and at least one controller in communication with the plurality of DC electrical power consuming and providing Ethernet nodes and being operative to employ the communication to govern electrical power provided by at least one of the plurality of DC electrical power consuming and providing Ethernet nodes.

Abstract: The present invention provides for a supply interface unit for use in a DC power pooling system, the DC power pooling system comprising a plurality of DC electrical power consuming and providing entities, each of the DC electrical power consuming and providing entities having at least a first operative mode in which it may provide more electrical power than it consumes and a second operative mode in which it may consume more electrical power than it provides, and at least one pooling controller, the supply interface unit comprising: a first port and a second port; a controller; at least one controllable switch, operable by said controller to enable current flow from one of said first port to said second port and said second port to said first port; and at least one current limiter, operable by said controller to limit said current flow.

Abstract: A method of power management for use in a local area network, in which a plurality of local area network nodes are supplied power over communication cabling, the method comprising: supplying power to the plurality of local area network nodes over communication cabling; inputting total power availability; monitoring total power consumption; establishing a first limit for the monitored total power consumption; establishing a second limit for the monitored total power consumption, the second limit being lower than the first limit; in the event the first limit is exceeded, disconnecting the supplied power to at least one of the plurality of local area network nodes; and in the event the second limit is exceeded, supplying power to an additional node only after disconnecting the supplied power to at least one of the plurality of local area network nodes.

Abstract: A method for supplying power to a local area network node over communication cabling, the method comprising: injecting current-limited current into communication cabling connected to the local area network node; measuring a voltage developed in accordance with said injected current limited current across said communication cabling at three pre-determined intervals; and determining, as a consequence of said measured voltage at said three pre-determined intervals whether characteristics of the local area network node allow it to receive power over the communication cabling.

Abstract: Power distribution apparatus, for controlling supply of a current from an electrical power source to at least one load, includes a current sensor, which is coupled to provide an indication of a magnitude of the current flowing to the at least one load. A current limiter is adapted, responsive to the indication, to apply a pulse width modulation to the current drawn from the source so as to maintain the magnitude of the current flowing to the at least one load within a predetermined limit.

Abstract: A power supply subsystem for providing electrical power to at least node over communication cabling, the power supply subsystem comprising: a management and control unit; a power supply interface for distributing power into the communication cabling substantially without interfering with data communication; and current limiting circuitry controlling current of the power distributed into the communication cabling via the power supply interface, wherein the management and control unit is operative to interrogate the at least one node to which it is intended to transmit power over the communication cabling in order to determine whether the node's characteristics allow it to receive power over the communication cabling.

Abstract: A power supply subsystem configured for connection between a LAN switch and at least one node, the power supply subsystem providing electrical power to the at least node over communication cabling, the power supply subsystem comprising: a management and control unit; at least one port for connection to a LAN switch; a combiner combining power into the communication cabling substantially without interfering with data communication between the LAN switch and the at least one node; and current limiting circuitry controlling current of the power delivered into the communication cabling via the combiner, wherein the management and control unit is operative to interrogate the at least one node to which it is intended to transmit power over the communication cabling in order to determine whether the node's characteristics allow it to receive power over the communication cabling.

Abstract: A system for supplying additional power to a module having an internal power supply, the system comprising: a module having an associated power supply, the power supply not being designed to accommodate power sharing; at least one load associated with the module, the load receiving power from the power supply; a variable current limited power source connected to the module supplying additional power to the at least one load; and a controller; whereby the variable current limited power supply is responsive to an output of the controller to vary the current limit of the variable current limited power supply.

Abstract: This invention discloses a local area network including a hub, a plurality of nodes, communication cabling connecting the plurality of nodes to the hub for providing data communication, and a power supply distributor operative to provide at least some operating power to at least some of the plurality of nodes via the communication cabling.

Abstract: This invention discloses a local area network including a hub, a plurality of nodes, communication cabling connecting the plurality of nodes to the hub for providing data communication, and a power supply distributor operative to provide at least some operating power to at least some of the plurality of nodes via the communication cabling.

Abstract: This invention discloses a local area network including a hub, a plurality of nodes, communication cabling connecting the plurality of nodes to the hub for providing data communication, and a power supply distributor operative to provide at least some operating power to at least some of the plurality of nodes via the communication cabling.

Abstract: Apparatus for supplying power to communication devices operating within a Local Area Network (LAN) over LAN cabling, the communication devices including one or more powered devices adapted to receive power over the LAN cabling, the apparatus including a power supply which is adapted to receive power from an unregulated source and to provide therefrom regulated power. The apparatus further includes power distribution and control circuitry, which is adapted to identify the powered devices on the LAN, to receive the regulated power and to generate therefrom respective output voltages for supply to the powered devices. The apparatus is housed in a chassis which retains the power supply and the power distribution and control circuitry as a single module.

Abstract: This invention discloses a data communications network including at least one hub, a plurality of nodes connected via network connections to the hub, a power distribution subsystem operative to provide at least some power to at least some of the plurality of nodes via at least some of the network connections. The power distribution subsystem includes a node identification functionality providing identification of nodes via at least some of the plurality of network connections in order to enable an appropriate supply of power to individual nodes and a power supply responsive to the node identification functionality and supplying power to the at least some of the plurality of nodes via the at least some of the network connections.

Abstract: A wireless communication system to obtain data from a medical asset, such as mobile equipment. The system utilizes a transmitter coupled to a programmable interface. The programmable interface is, in turn, coupled to a device associated with the asset. The device or application communicates data about the asset to the interface. The interface is programmed by a user to communicate with the device and couple the data to the transmitter in a configuration selected by the system user. The transmitter is operable to transmit the information to one or more antennas of the wireless communication system. The information from the antennas is coupled to a cell controller and to an information system.

Abstract: A wireless communication system to obtain data from an asset, such as mobile equipment. The system utilizes a transponder coupled to a programmable interface. The programmable interface is, in turn, coupled to a device associated with the asset. The device or application communicates asset data to the interface. The interface is programmed to communicate with the device and couple the data to the transponder. The transponder is operable to transmit the information to one or more antennas of the wireless communication system. The information from the antennas is coupled to a cell controller and a information system.