Abstract: A cable management panel including a chassis, a drawer, and a drop-in plate for managing fiber optic cables. The chassis provides rear cable access, the drawer provides side cable access. In one embodiment, the drop-in plate is positionable within the drawer in both a first orientation and a second orientation.

Abstract: A pole mount bracket is provided. The bracket includes at least one extruded portion, a pole mounting portion and a band. The at least one extruded portion has an engaging surface. The engaging surface has a plurality of grooves that allow the extruded portion to bend to the form of a pole. The pole mounting portion is connected to the at least one extruded portion. Moreover, the pole mounting portion is further configured to be selectively coupled to a device. The band is configured to deform the at least one extruded portion about the pole to attach the pole mount bracket to the pole.

Abstract: Systems and methods for auto-resetting span power protection are provided. In one embodiment, a method for deactivating a protective device is provided. The method comprises determining when an overload condition occurs on a communication medium; when the overload condition occurs, deactivating at least one protective device by applying, for a first predetermined period of time, a short-circuit to an output of a power supply that provides a holding current to the at least one protective device; and after the first predetermined period of time has elapsed, removing the short-circuit on the output of the power supply.

Abstract: A mounting fixture for mounting a piece of telecommunications equipment within an underground vault is disclosed. The mounting fixture includes a frame structure configured to be mounted to an upper edge of an open end of a vault. The mounting fixture also includes a can structure for receiving the piece of telecommunications equipment. The can structure includes a closed end, an open end, and a sidewall extending between the closed end and the open end, the can structure being mounted to the frame structure. A cover including a top end and a skirt portion extending downwardly from the top end is slidably received within the can structure, the skirt portion sized to fit around the piece of telecommunications equipment and sized to fit within the sidewall of the can structure, the top end of the cover forming a water tight seal with the top end of the can structure.

Abstract: A multifunctional hinge is provided. In one embodiment, a device for coupling a panel relative to frame is provided. The device comprises a first body including an elongated cylindrical cavity; and a second body including a shaft having a tab extending from a lateral portion the shaft, the shaft having an axis of rotation about the center of the shaft. The first body is configured to accept insertion of the shaft of the second body into the elongated cylindrical cavity and further configured to allow movement of the second body about the axis of rotation. The first body further includes a slot connected to the elongated cylindrical cavity and configured to allow the tab of the second body to slide therethrough when the second body is rotated.

Abstract: A crossbar cable to connect a crossbar switch with a plurality of outputs comprises a switch connector, a plurality of cables, a plurality of device connectors, and an encasing wrap. The switch connector comprises a plurality of sockets. Each cable has wires connected at a first end to a subset of the sockets in the switch connector. Each device connector is connected to a second end of the wires of one of the plurality of cables. Each of the device connectors is communicatively coupled over the wires to the subset of sockets at the first end of its respective one of the plurality of cables. An encasing wrap bundles the plurality of cables at least at the first ends of the plurality of cables.

Abstract: A heat sink with angled fins comprising a first set of fins forming air channels, a second set of fins forming air channels and a heat sink base coupled to the first set of fins and the second set of fins. The first set of fins and the second set of fins are separated by a region along a length of the heat sink base. The fins in the first set of fins are at a first angle with respect to the length of the heat sink base and the fins in the second set of fins are at a second angle with respect to the length of the heat sink base.

Abstract: A method and system for enhancing the performance of wideband digital RF transport systems, which enables the selection of a serial data rate to be transported over a transport medium. Thus, the present invention allows the system to be adapted to different transport mediums, and allows the user to set the serial data rate based on the input bandwidth of the system. The present invention also enables the transport of different bandwidth segments on a plurality of wideband channels by selecting an optimal clock sample rate for each bandwidth segment to be transported. Thus, the present invention allocates the bandwidth segments proportionally so that an optimum amount of bandwidth can be transported at the serial bit rate.

Abstract: An open rail card cage for electronic assemblies is disclosed. The open rail card cage includes a base, an inlet side attached to the base, an outlet side attached to the base, the outlet side offset from the inlet side, a plurality of rail mounts attached to the base and positioned between the inlet side and the outlet side, wherein the plurality of rail mounts further comprise sets of layered guide rails that orient the electronic assemblies parallel to a direction of an airflow between the inlet side and the outlet side, and at least one first set of the layered guide rails spaced apart from at least one second set of the layered guide rails by at least one first air vent.

Abstract: Systems and methods for orthogonal frequency division multiplexing are provided. In one embodiment, a multi-carrier modem comprises: a receiver configured to receive a waveform comprising a plurality of spectrally overlapping carrier signals from at least two of a plurality of remote units, wherein the plurality of spectrally overlapping carrier signals are modulated using an inverse Fourier transform algorithm; a transmitter; a processor coupled to the transmitter, wherein the processor outputs data for transmission to the transmitter, wherein the processor applies an inverse Fourier transform algorithm to the data provided to the transmitter; a controller programmed to instruct the transmitter to transmit a predetermined identifier on at least one of the spectrally overlapping carrier signals, the predetermined identifier identifying to a first remote unit a range of the plurality of spectrally overlapping carrier signals for the first remote unit to receive control information.

Abstract: A filter assembly comprising a cover plate and a filter support. The filter support includes a length extending perpendicularly from an edge of the cover plate, a first edge and a second edge defining a height, a first U-shaped filter support extending from the first edge and a second U-shaped filter support extending from the second edge. The first U-shaped filter support and the second U-shaped filter support are configured to hold a filter there-between.

Abstract: A method of monitoring a broadband digitized reverse link system comprising monitoring at least one radio frequency down-convert path in at least one remote unit in the digitized reverse link system using an internal tone generating system, digitally verifying the health of at least one digitized communication link communicatively coupled to receive digital signals from a respective remote unit, and monitoring the health of a radio frequency up-convert path in a host unit communicatively coupled to receive the digital signals from the at least one digitized communication link in the digitized reverse link system using a wideband power detector in the host unit.

Abstract: A lock bar comprises two end sections, each end section including a slot configured to enable attaching the lock bar to a modular chassis and to enable moving the lock bar between a locked position and an unlocked position when the lock bar is attached to the modular chassis; and a middle section coupled to the two end sections and configured with a length longer than the width of the modular chassis.

Abstract: A method for switching digital signals is disclosed. From an external control connection, the method configures a plurality of digital signal paths with at least one crossbar switch and controls a plurality of input and output connections for the digital signals based on the crossbar switch configuration. The method further involves automatically revising the digital signal routing without manual intervention based on configuration commands from the external control connection.

Abstract: A fan module is disclosed. The fan module includes a base, at least one first side coupled to the base, and a plurality of fans coupled to the base. The plurality of fans are configured to substantially disperse thermal energy away from one or more electronic components in an enclosure to maintain a current temperature of the one or more electronic components below a critical temperature. The fan module further includes a connector mounted on the at least one first side and coupled to provide power to the plurality of fans. When one of the plurality of fans ceases to operate, the remaining fans in the plurality of fans continue to substantially disperse thermal energy away from the one or more electronic components while maintaining the current temperature below the critical temperature.

Abstract: An apparatus for managing cables and configured to attach to a side of an electronic device is disclosed. The apparatus has a first planar member which has a plurality of attach points that match a plurality of attach points on an electronic device. The first planar member defines an aperture at least as large as a cable to be attached to the electronic device. The apparatus also has a second planar member parallel to the first planar member. The second planar member has a plurality of attach points that match a plurality of attach points on the electronic device. Additionally, the apparatus has a first support bar connected to and positioned normal to the first planar member and the second planar member.

Abstract: A unit for use in a communication system comprises a communication module having an oscillator configured to generate a master clock signal; a plurality of conversion modules; and a distribution component configured to distribute the master clock signal from the communication module to each of the plurality of conversion modules. Each of the plurality of conversion modules comprises a filter configured to filter the master clock signal; and a converter configured to use the filtered master clock signal in converting between analog and digital signals.

Abstract: A reconfigurable mounting bracket is disclosed. The bracket includes a first face plate configured to attach to an enclosure, a first flange that extends perpendicularly from a first end of the first face plate, and a second flange that extends perpendicularly from a second end of the first face plate, the second flange extending in an opposing direction from the first flange. The reconfigurable mounting bracket accommodates a plurality of attachment options.

Abstract: A combined-natural-and-forced-convection heat sink system including a plurality of fins protruding from a first surface of a conductive material, a plurality of air channels formed between the first surface and an opposing second surface of the conductive material and at least one fan. The plurality of fins forms a natural-convection heat sink. The plurality of air channels forms a forced-convection heat sink. The natural-convection heat sink and the forced-convection heat sink form a combined-natural-and-forced-convection heat sink. Each air channel has an input end opening on an input surface of the conductive material and each air channel has an output end opening on an output surface of the conductive material. The at least one fan is configured to generate an air flow through the air channels when at least one of the fans is operating.

Abstract: An apparatus for containing objects, such as electronic circuit cards, and a method for making the same, the apparatus having a housing; at least one case disposed within the housing, the case adapted to confine the objects to different locations within the housing and comprising a frame, the region within the frame divided into two regions by a first partition, each of the two regions divided into a plurality of sections by a plurality of second partitions, each of the second partitions thermally coupled to the frame and the first partition, each of the sections divided into a plurality of slots, each slot having an object disposed therein for thermal contact between the first partition, a second partition, and one of a second partition and the frame; and at least one heat sink adapted to absorb heat from the case, the heat sink thermally coupled to the case and the housing.