Abstract: A chassis and associated telecommunication circuit card are disclosed. The chassis has heat dissipation structures and may accommodate a high density of the circuitry cards. Embodiments may include one surface with one or more ridges for rigidity and ventilation and fin slots for receiving circuit card guide fins. Embodiments may include a surface with knockouts for receiving circuit card guides. Embodiments may also include multiple bracket hole patterns for mounting brackets for different racks or for a single multi-rack bracket having more than one mounting hole pattern. The circuit card includes conductor structures such as multiple board layers with paired and segregated conductors. The circuit card also includes some components positioned to cooperate with the ventilation structures of the chassis and includes some components chosen for low-power consumption or reduced flammability.

Abstract: A fiber optic connector assembly includes a connector and a carrier. The connector, defining a longitudinal bore extending through the connector and having a first end region and a second end region, includes a ferrule assembly, having an optical fiber extending through the connector, at least partially disposed in the longitudinal bore at the first end region, a tube, defining a passage and having a first end portion disposed in the longitudinal bore at the second end region and a second end region, and a spring disposed in the bore between the ferrule assembly and the tube. The carrier includes a cable end and a connector end engaged with the connector, a termination region disposed between the connector end and the cable end, a fiber support region disposed between the connector end and the termination region, and a take-up region disposed between the connector end and the fiber support region.

Abstract: Power distribution busses and methods are disclosed that provide flexible protection and alarming capabilities. Various embodiments provide interchangeability of fuses and circuit breakers within the same power distribution bus configuration. These various embodiments also provide discrete alarming for fused lines, discrete alarming for lines with circuit breakers, combined alarming for lines having mixed forms of protection, and/or selectable alarming such as combined versus discrete in relation to employing all fused lines, employing all circuit breaker protected lines, or employing mixed line protection.

Abstract: A mechanism that provides access to a rear termination area of a telecommunications panel. The mechanism including a slide bar that permits the panel to laterally slide, and a tilt element the permits the panel to tilt. The slide bar and tilt element positioning the tilted termination panel over lower adjacent termination panels without contacting cables associated with the lower adjacent termination panels.

Abstract: A fiber optic distribution cable including a main cable having a plurality of branch locations. Branch cables divert from the main cable at the branch locations. The branch cables are secured to branch anchors located at the branch locations. Optical fibers are routed through the branch anchors from the main cable to the branch cables. Protective enclosures cover the branch locations.

Abstract: A cable management system is provided including a rack for holding telecommunications equipment, and a ribcage cable support member along a vertical side of the rack. The ribcage cable support member includes a plurality of forwardly and rearwardly extending ribs. The ribs each include cable retention tabs. A plurality of spools are provided for cable storage on the ribcage cable support member. Holes through the ribcage cable support member allow access between the front and rear portions. An additional rack may be positioned on an opposite side of the ribcage cable support member to the first rack, and two columns of ribs are provided.

Abstract: System and methods for muting a digital link in a distributed antenna system are provided. In one embodiment, a device for processing signals a distributed antenna system (DAS) is provided. The device comprises: a first signal path for transporting digital data signals; a controller for monitoring events affecting the first signal path; and a muting module coupled to the controller, wherein the muting module controls muting of a signal power of the first signal path as directed by the controller. The muting module applies a hard clamping to mute the signal power of the first signal path when the controller identifies an unplanned event. The muting module applies a ramp to mute the signal power of the first signal path when the controller identified a planned event.

Abstract: A connecting module includes a housing, electric contacts for connecting wires and/or cables, and at least one fastening element that allows the connecting module to be fixed to an assembly frame. The fastening element is embodied at least in two parts, encompassing a first fastening piece and a second fastening piece. The connecting module can be put on the assembly frame by means of the first fastening piece and can be locked on the assembly frame with the aid of the second fastening piece.

Abstract: Systems and methods for digitally equalizing a signal in a distributed antenna system are provided. In one embodiment, a signal processing device within a distributed antenna system comprises a signal path within a signal processing board, the signal path having an uncompensated distortion function of G(?) with a system response represented by y(n); and a compensator coupled to the signal path, the compensator having a finite impulse response (FIR) filter with an impulse response function represented by H(?), the compensator having an FIR filter parameter vector {right arrow over (h)} determined from an estimated system response y(n) of the signal path to an input comb signal x(n), wherein y(n) is estimated from interpolated measured output responses of the signal path to a plurality of frequency sweep signal test inputs.

Abstract: The invention relates to a termination (1) for telecommunication and data engineering, comprising a housing (10) which contains terminal strips for connecting up a prescribed number of pairs, wherein the housing (10) is designed to have mounting means which can be used to mount the housing (10) on supports, wherein the terminal strips are in the form of printed circuit board connectors (50), wherein the housing (10) contains a plurality of printed circuit boards (60) which are accessible from the front and at least one side portion (12) of the housing (10), wherein the printed circuit board connectors (50) are plugged onto the printed circuit boards (60) from the front of the housing (10) and are plugged onto the printed circuit boards (60) from the side portion(s) (12) of the housing (10), wherein the printed circuit boards (60) hold conductor tracks which are respectively used to connect a contact on a printed circuit board connector (50) from the front to a contact on the printed circuit board connector (5

Abstract: A fiber optic enclosure includes an enclosure having a base and a cover connected to the base. The base and the cover cooperate to define an interior region. The enclosure includes a tray mount disposed in the interior region. A plurality of fiber optic cable ports is mounted to the enclosure. A tray stack is mounted within the interior region of the enclosure. The tray stack includes a tray mounting plate assembly that is pivotally connected to the tray mount of the enclosure. The tray mounting plate assembly includes a tray mounting plate and a detent that engages the tray mount to selectively retain the tray stack in an opening position and a closed position. The tray stack further includes a plurality of trays mounted to the tray mounting plate.

Abstract: The invention relates to a line module for telecommunication and data engineering, comprising a housing (10) and at least one mounting means, wherein the mounting means is in the form of at least one lever (19) with a hook-like element (63) which can be swivelled via a pivot bearing (30).

Abstract: The invention relates to a contact element (10) for a plug-type connector for printed circuit boards, the contact element (10) having two connection sides, the one connection side being in the form of a contact for connecting wires and the other connection side being in the form of a contact for a printed circuit board, the contact element (10) further having an interface, via which electrical components can be connected, the interface being in the form of a plane contact face (13).

Abstract: A cable management panel including a chassis and a drawer. The chassis defining rear and side openings for cable entry and exit. The drawer having a front panel that may include angled adapters. The drawer having an open rear that accommodates cables entering from the rear openings of the chassis, and that accommodates the addition of a rear wall. The cable management panel being adaptable to provide a variety of cable routing configurations to accommodate a user's particular cable routing needs.

Abstract: A multi-pair cable having a plurality of twisted conductor pairs and a shielding arrangement. The shielding arrangement including at least one shielding component. The shielding component including a length of tape encased by a dielectric material.

Abstract: A telecommunications cabinet in which active equipment can be mounted. The cabinet including an airflow ducting arrangement located in the interior region of the cabinet. The airflow ducting arrangement accommodating thermal cooling of active equipment having internal side-to-side air cooling arrangements.

Abstract: A DSX system having a plurality of jacks mounted in a chassis, the jacks including IN and OUT ports accessible from the front of the chassis and tip and ring springs corresponding to each of the IN and OUT ports. The chassis also includes IN and OUT co-axial cable connectors electrically connected to the tip and ring springs of the jacks, and MONITOR co-axial cable connectors for use in monitoring signals transmitted through the IN and OUT connectors.