Abstract: A method of using a digital subscriber link unit as a media converter, the method comprising coupling a first signal of a first type to a first port of the digital subscriber link unit, converting the first signal of the first type to a second signal of the second type with the digital subscriber link unit and outputting the second signal of the second type from a second port of the digital subscriber link unit. The first port and the second port are not G.SHDSL ports.

Abstract: The invention relates to a modular housing wall (1) for telecommunications and data technology devices, and to a method for the production thereof, comprising at least one covering element (2) for forming a flat wall section and at least one detent rail (10) for fixing the at least one covering element (2). The at least one covering element (2) has, at least in part, a U-shaped cross-section with a number of detent means (5), and the detent rail (10) has fastening means comprising notches (13a), and the detent means (5) for hanging the covering element (2) on the detent rail (10) are brought into contact with said fastening means.

Abstract: A communication network comprises a first central digital subscriber line (DSL) unit having at least one application port and a plurality of DSL ports; a first remote DSL unit having at least one application port and at least one DSL port, wherein the first remote DSL unit is communicatively coupled to the central DSL unit via a first single independent DSL pair having a first EOC channel; and a second remote DSL unit having at least one application port and at least one DSL port, wherein the second remote DSL unit is communicatively coupled to the central DSL unit via a second single independent DSL pair having a second EOC channel; wherein the at least one application port in the central DSL unit is communicatively coupled to an application port in at least one of the first remote DSL unit and the second remote DSL unit.

Abstract: A chassis and associated telecommunication circuit card are disclosed. The chassis has heat dissipation and flame containment features while accommodating a high density of the circuitry cards. Embodiments include an inner housing with a double-layer middle floor dividing the chassis into top and bottom chambers. Each layer has partially aligned slots, and an air gap is provided between the two layers. Embodiments also include a double-layer mesh cover with an air gap existing between the two mesh layers. Projections and grooves are provided on the inner surfaces of the inner housing to receive circuit cards having a guide on one edge and a fin on another. 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 features of the chassis and includes some components chosen for low-power consumption or reduced flammability.

Abstract: A communication network comprises a first digital subscriber line (DSL) unit having a plurality of application ports and at least one DSL port; and a second DSL unit having a plurality of application ports and at least one DSL port; wherein the first DSL unit is communicatively coupled to the second DSL unit via a DSL pair coupled to the at least one DSL port in each of the first and second DSL units; and wherein each of the first and second DSL units are configured to receive a signal of a first interface format over one of the plurality of application ports, extract timeslots from the received first interface format signal, transmit the timeslots over the at least one DSL port, and use timeslots received over the at least one DSL port to generate at least one second signal of a dissimilar interface format.

Abstract: A cable management panel including a sliding drawer. The drawer including a bottom tray that pivots to provide access to cable management devices mounted on the tray. The drawer including a connection arrangement that locks the tray in both of a non-pivoted position and a pivoted position.

Abstract: A telecommunications assembly includes a chassis and a plurality of fiber optic splitter modules mounted within the chassis. Each splitter module includes at least one fiber optic connector. Within an interior of the chassis are positioned at least one fiber optic adapter. Inserting the splitter module through a front opening of the chassis at a mounting location positions the connector of the splitter module for insertion into and mating with the adapter of the chassis. The adapters mounted within the interior of the chassis are integrally formed as part of a removable adapter assembly. A method of mounting a fiber optic splitter module within a telecommunications chassis is also disclosed.

Abstract: A fiber optic adapter module is disclosed. The fiber optic adapter module includes a molded one-piece housing including a first end and a second end, the housing including at least three openings extending from the first end to the second end, each opening defining a separate fiber optic adapter for interconnecting two cables terminated with fiber optic connectors. The housing is movably mounted on a fixture, wherein the module is movable relative to the fixture along a line of travel that is non-parallel to longitudinal axes of the openings. The fiber optic adapter also includes a sleeve mount mounted within each of the openings of the housing, the sleeve mount configured to be inserted into the opening in a direction extending from the first end to the second end, generally parallel to the longitudinal axis of the opening.

Abstract: Certain aspects of the disclosure relate to fiber optic cable systems, packaging configurations and methods that facilitate the effective use and installation of pre-terminated fiber optic cable. A fiber optic cable breakout arrangement can include a main cable, a branch cable that separates from the main cable, and an elongate protective sheath. Fibers of the branch cable can be packaged in the sheath to secure the fibers to the exterior of the main cable. In certain embodiments, the sheath can have a profile height extending generally radially outwardly from the main cable and a width that is greater than the profile height.

Abstract: Methods for orderwire modulation are provided. In one embodiment, a method for an orthogonal frequency division multiplexing multipoint-to-point communications system comprises: establishing communication between a first remote unit of a plurality of remote units and a host unit, the plurality of remote units communicatively coupled to the host unit in a multipoint-to-point configuration; transmitting non-control data on up to a plurality of tones from the first remote unit using an orthogonal frequency division multiplexing (OFDM) waveform, the up to a plurality of tones modulated with the non-control data using a first modulation scheme; and transmitting control signals on up to a plurality of tones from the first remote unit using an orthogonal frequency division multiplexing (OFDM) waveform, the up to a plurality of tones modulated with the control signals using a second, more robust modulation scheme.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for a coupler of a cable trough system includes a member including a first member end configured to be coupled to the coupler, and a second member end. The locking element also includes a locking member including a first portion slidingly coupled to the second member end of the member, and a second portion extending to a point, and a handle member defining a bottom surface and being pivotally coupled to the second member end of the member, the handle member pivoting between locked and unlocked positions. As the handle member is pivoted from the unlocked to the locked position, the bottom surface moves the locking member along the member so that the point of the locking member extends into a spacing formed by the coupler.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for a coupler of a cable trough system includes a frame member including a shaft, a pawl member including first and second ends, and defining an aperture, the shaft of the frame member extending through the aperture so that the pawl member pivots on the shaft, and a member positioned to engage the first end of the pawl member to pivot the pawl member about the shaft into a locked position. When a force is applied to the first end in a direction opposite to that exerted by the member, the pawl member moves about the shaft into an unlocked position.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for coupling a coupler to a trough member can include a main body, a clip member configured to couple the main body to the coupler, a first arm extending from the main body, the first arm being configured to flex relative to the main body, and a first barb coupled to the first arm, wherein the first barb extends to a first point configured to engage an exterior surface of a first trough member.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for a coupler of a cable trough system can include a main body with an aperture, a shaft extending through the aperture of the main body, the shaft being rotatable with respect to the main body, and a handle member coupled to a first end of the shaft. The locking element also includes a member coupled to a second end of the shaft, and a spring coupled to the main body, the spring rotating the shaft and the member into a locked position.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for a coupler of a cable trough system can include a handle member, a threaded member, and a U-shaped member including first and second arms each defining points, the U-shaped member defining an aperture sized to receive the threaded member. The threaded member is coupled to the coupler, and the handle member is rotated to move the U-shaped member in a first direction to cause at least one of the first and second arms of the U-shaped member to contact an exterior surface of a trough member of the cable trough system to lock the trough member to the coupler.

Abstract: Elements, couplers, systems, and methods for joining two or more trough members. A locking element for a coupler of a cable trough system can include a threaded portion including first and second ends, the first end extending at an angle to a point, and a head portion coupled to the threaded portion at the second end, the head portion including a key portion that corresponds to the point of the first end of the threaded portion.

Abstract: A cable exit trough is mountable to a lateral trough section either during initial assembly of the cable routing system, or at a later date. The exit trough includes a bracket portion mountable to the top edge of one of the sides of the lateral trough section. Two lead-ins are provided to lead the cable in an upward direction from the lateral trough section to the exit trough. The exit trough includes an exit trough portion extending from the bracket portion upwardly away from the lateral trough section. The exit trough portion includes a convexly curved bottom trough surface, and two convexly curved upstanding sides. The exit trough portion and the lead-ins define a cable pathway from the lateral trough section to an exit point of the exit trough portion which can either lead downwardly relative to the lateral trough section or horizontally.

Abstract: Clips, couplers, systems, and methods for joining two or more trough members. A cable trough system includes a first trough member including an exterior surface with a slot, and a clip including first and second ends positioned in the slot. The system includes a coupler including a body, and a locking element including a main body, a clip member configured to couple the main body to the coupler, a first arm extending from the main body, the first arm being configured to flex relative to the main body, and a first barb coupled to the first arm. When the first trough member is fully inserted into the coupler, the first barb engages the first end of the clip in the slot to couple the first trough member to the coupler.

Abstract: A patch cord including a connector attached to an end of a multi-pair cable. The connector including a threaded arrangement that engages a jacket of the multi-pair cable to secure the connector relative to the end of the multi-pair cable.