Abstract: A loop back connector and methods for testing lines in a fiber optic network are disclosed. The loop back connector includes a ferrule having an interface side constructed for optical connection to a multifiber optical cable. The loop back connector also includes first and second optical loop back paths, each having first and second terminal ends positioned at the interface side. The terminal ends of each loop back path are adapted to be aligned to fibers in the multifiber optical cable. The method includes injecting a signal on a first optical path at a first location, looping back the signal at a second location onto a second optical path, and receiving the signal on the second optical path at the first location.

Abstract: The present invention relates to a telecommunications termination panel with a tray pivotably mounted within the front opening of a housing. The tray pivots about a hinge located adjacent one of the sides of the housing and includes a raised floor. The raised floor of the tray cooperates with the side adjacent the hinge and a bottom of the housing to define a cable path from a rear cable access port to an opening on the tray adjacent the hinge. The tray includes a plurality of connection locations and cable management structures to direct a telecommunications cable from the cable access port to a rear of the connection locations without violating bend radius rules. The tray may also include a temporary cable holder to assist in pulling cables through the rear opening into the housing. The present invention further relates to a telecommunications equipment rack with a termination panel with such a pivoting tray mounted to the rack.

Abstract: A cable management panel including a chassis and a drawer slidably mounted to the chassis. The panel includes a rear drawer latch assembly that automatically locks the drawer in the open position to prevent inadvertent closing movement of the drawer.

Abstract: Support for Session Initiation Protocol (SIP) devices is provided in an enterprise mobile network that provides wireless service within a coverage area associated with an enterprise using licensed radio frequency spectrum. In various embodiments, support SIP devices is provided by, for example, incorporating SIP user agent in a mobile switching subsystem or in a base station subsystem or by incorporating SIP server functionality into a mobile switching subsystem.

Abstract: A telecommunications system including a frame to which telecommunications equipment is mounted. Fiber cables exiting the equipment are routed upward along each of the right and left sides of the frame. The fiber cables routed along the right and left sides merge within a horizontal trough section of a cable exit assembly. The cable exit assembly is located adjacent to the top of the frame and defines a single common exit point at which the merged fiber cables exit the frame.

Abstract: A telecommunications apparatus for use with a plug having at least first, second and third pins. The telecommunications apparatus includes a plug connector for receiving the plug. The plug connector includes at least first, second and third electrical contacts for electrically contacting the first, second and third pins, respectively, when the plug is inserted in the plug connector.

Abstract: A telecommunications assembly includes a chassis and a plurality of optical wavelength division multiplexer/demultiplexer modules mounted within the chassis. Each module includes at least one fiber optic connector. Within an interior of the chassis are positioned at least one fiber optic adapter. Inserting the modules through an opening of the chassis at a mounting location positions the connector of the module for insertion into and mating with the adapter of the chassis. A method of mounting an optical wavelength division multiplexer/demultiplexer module within a telecommunications chassis is also disclosed.

Abstract: A method for configuring an enclosure used in a communications network is described. The method may include providing a group of pigtails. The method may further include routing the group of pigtails circumferentially around a subscriber termination field, where the group of pigtails is associated with an optical splitter module used to convey optical signals to a destination, and where the routing is performed in a manner that does not substantially obstruct access to at least one of a group of subscriber terminations that are associated with the subscriber termination field.

Abstract: A WDM optical system includes first and second WDM's including an optical link therebetween. Each WDM includes circuitry for linking multiplexer and demultiplexer circuitry to a plurality of modular elements. The modular elements include a first set of modules for converting between native protocol media signals and common format signals. A second set of modules converts between the common format signals and optical signals at separate wavelengths for communication with the multiplexers and demultiplexers. A dual path transmit and receive optical link is provided between near and far end WDM's.

Abstract: The invention relates to a tool for connecting cable cores, in particular of insulated telecommunication and data cables, to an insulation-piercing contact element, with a ram, which is formed with a ram head, by means of which the cable cores can be pressed into the insulation-piercing contact, the ram head being shaped in such a way that at least two cable cores can be pressed in simultaneously into at least two insulation-piercing contact elements lying next to each other.

Abstract: The invention relates to a distribution module for converting between symmetric and non-symmetric data transmission paths. Said distribution module comprises a housing in which a transformer is arranged for adjusting impedance, first contacts for connecting at least one non-symmetric data cable, and second contacts for connecting at least one symmetric data cable. The first and second contacts are disposed on opposite faces of the housing. The second contacts are embodied as at least one RJ45 plug-in connector.

Abstract: The invention relates to a plug connector (1) for telecommunications and data technology, for connection of a balanced data cable, with the plug connector (1) having an electrically insulating plug connector housing (2) as well as first contacts (8) and second contacts (7), with the first contacts making contact with a plurality of conductor pairs in a balanced data cable, and with the second contacts being able to make electrical contact with the contacts of a complementary plug connector, with in each case two first contacts being associated with one conductor pair and with each first contact being associated with one second contact, with the first contacts being galvanically connected to their associated second contacts, and with all the conductor pairs each being associated with a common-mode filter arrangement.

Abstract: One embodiment is directed to a system for providing wireless coverage and capacity for a public land mobile network within a building. The system comprises a pico base station comprising multiple transceiver units. The pico base station is installed in the building. The system further comprises a plurality of antennas located within the building. The plurality of antennas are located remotely from the pico base station. The pico base station is communicatively coupled to the public land mobile network. The pico base station is communicatively coupled to the plurality of antennas.

Abstract: The invention relates to an electrical plug-in connector (1) comprising a housing, a printed circuit board (6), and at least one electrical contact which is electrically connected to the printed circuit board. The printed circuit board (6) is spring-mounted.

Abstract: A fiber optic telecommunications frame is provided including termination modules positioned on left and right sides of the frame. The frame further includes left and right vertical cable guides. The frame includes a horizontal passage linking the left and right panels and the cable guides. The termination modules hold fiber optic modules with front termination locations. The fiber optic modules can house couplers, such as splitters, combiners, and wave length division multiplexers. A retention mechanism retains each fiber optic module in a partially removed position from the termination module.

Abstract: The invention relates to an electrical plug-in connector (1) for telecommunications and data systems technology, comprising electrically interconnected elastic high-frequency contacts (4) and core connection contacts (10). At least the high-frequency contacts (4) are arranged in a housing (2) comprising a receiving opening (3) for a counter plug-in connector, and the core connection contacts (10) are arranged in two parallel rows (8, 9). The distance between adjacent core connection contacts of a row is smaller than that between core connection contacts of different rows. The housing (2) has an upper edge (5), a lower edge (6) and two lateral edges (7), the two rows (8, 9) of core connection contacts (10) being parallel to the upper edge (5) of the housing (2).

Abstract: One embodiment is directed to an enterprise mobile network for providing wireless service within a coverage area associated with an enterprise using licensed radio frequency spectrum. The enterprise mobile network includes a base station subsystem deployed on a premises of the enterprise to provide wireless capacity within the coverage area using the licensed radio frequency spectrum. The enterprise mobile network further includes a mobile switching subsystem deployed in an office of a service provider that operates a public land mobile network. The mobile switching subsystem is communicatively coupled to the public land mobile network. The base station subsystem is communicatively coupled to the mobile switching subsystem using an Internet Protocol (IP) network. The mobile switching subsystem is configured to function as a mobile switching center (MSC) and visitor location register (VLR) for roaming subscribers and local subscribers of the enterprise.

Abstract: A cable exit trough defining an insert aperture for receiving a modular cable management inserts. The modular insert providing an additional cable management device such as a curved guidewall. The cable management device may alternatively be fixed to the cable exit trough. Removable snap-mounted flanges may also be included in the exit trough. The exit trough may also include an exit cover having a cover plate and a pivot plate hingedly mounted thereto for easy access to the trough.

Abstract: One embodiment is directed to an enterprise mobile network for providing wireless service within a coverage area associated with an enterprise using licensed radio frequency spectrum. The enterprise mobile network is configured to have local subscribers thereof. At least one local subscriber has assigned thereto a local mobile phone number and one or more other numbers (such as a PBX extension number, a public mobile phone number, and a Unified Communications end point). The enterprise mobile network is configured so that the local mobile phone number and one or more of the other numbers ring in response to incoming calls made to the local mobile phone number or the other numbers.