| Patent Number |
Title Of Patent |
Date Issued |
| 6617947 |
Tuning circuit |
September 9, 2003 |
| A tuning circuit for a circuit board having an inductor coupling a first and a second trace, the tuning circuit including a first tuning coil having a loop partially extending over the inductor and a second tuning coil having a loop also partially extending over the inductor. The loop of |
| 6616459 |
Card edge contact including compliant end |
September 9, 2003 |
| An electrical terminal is adapted for insertion into a through hole of a circuit board and includes a first section that receives an electrical contact. The first section includes first and second spring arms proximate to each other at a contact point and configured to exert a first spri |
| 6614668 |
Method and system for limiting in rush current of a power supply filter |
September 2, 2003 |
| A power supply is filtered while the amount of in-rush current required by the capacitive charging of the filter is limited. A resistor may be placed in parallel with a relay where the parallel combination is in series with the filtering capacitor. The relay is open upon applying power t |
| 6614665 |
Cable management bracket for a telecommunications rack |
September 2, 2003 |
| A cable management bracket for a telecommunications rack. The bracket includes an elongated member having a length sized to extend across a width of the rack. A plurality of fingers project outwardly from the elongated member. The fingers are spaced apart along the length of the elon |
| 6612515 |
Telecommunications cable storage spool |
September 2, 2003 |
| A ribbon cable storage spool, tray and method of use. The spool comprising a center post and a plurality of radially extending top and bottom fins. The spool may also comprise a guide wall, a ribbon retention tab, a channel wall defining a channel and a ledge, and an oblong shape. The tr |
| 6609684 |
Flexible snap-together cable trough |
August 26, 2003 |
| An adjustable cable management trough member and assembly. The assembly including first and second trough members having sidewalls extending from a base to define a U-shaped trough for receiving at least one telecommunications cable. The first trough member having a male end which is |
| 6608835 |
Communication system with multicarrier telephony transport |
August 19, 2003 |
| A multicarrier transmitting modem is described. The modem includes means for receiving strings of digital data each having one of a set of different possible values, means for mapping the strings into symbols each having the same fixed amount of phase of predetermined different waveforms |
| 6608764 |
Telecommunications patch panel |
August 19, 2003 |
| A telecommunications module with a circuit board including pairs of connectors mounting on both sides of the circuit board held within a housing by structure that holds the circuit board offset from the front and rear of the module and connectors accessible openings in the rear wall |
| 6606351 |
Ingress protection in a communication system with orthogonal carriers |
August 12, 2003 |
| A method for reducing ingress in orthogonal carriers is described. The method includes receiving a plurality of orthogonal carriers in an upstream frequency bandwidth and polyphase filtering the plurality of orthogonal carriers into a first and second plurality of carrier bands. |
| 6603822 |
Communicating errors in a telecommunications system |
August 5, 2003 |
| A method of communicating errors to a head end of a telecommunications system is described. The method inclues monitoring a downstream transmission channel at a service unit for transmission errors, generating a signal at the service unit that indicates errors in the downstream trans |
| 6603073 |
Snap together cable trough system |
August 5, 2003 |
| A cable management assembly and method of assembly. The trough assembly includes first and second trough members each having first and second upstanding sidewalls extending from a base defining a generally U-shaped trough which defines first and second cable pathways respectively for |
| 6600106 |
Cable management bar and patch panel |
July 29, 2003 |
| A telecommunications patch panel including a frame member defining a plurality of connector locations, the frame member including front and rear faces, and a first flange extending outwardly from the rear face including at least two tabs. Also included is a cable management member wi |
| 6599030 |
Method for polishing a fiber optic connector |
July 29, 2003 |
| A method for polishing an end face of a ferrule is disclosed herein. The ferrule includes an opening in which an optical fiber is positioned. The method includes the step of recessing an end of the optical fiber relative to the end face of the ferrule. The method also includes the step o |
| 6599024 |
Fiber optic adapter with attenuator and method |
July 29, 2003 |
| The present invention relates to a fiber optic device for the optically connecting optical fiber. The device consists of fiber optic connectors holding the terminal ends of optical fiber in ferrules and an adapter for receiving fiber optic connectors. The adapter includes a sleeve within |
| 6597854 |
Optical cable exit trough |
July 22, 2003 |
| 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 t |
| 6597256 |
Multi-circuit signal transformer |
July 22, 2003 |
| Multiple digital audio transformer circuits are included in a module for mounting in a chassis. These digital audio transformer circuits are comprised of a front mounted twisted pair digital audio cable connector and a rear mounted coaxial cable connector, with circuitry including ba |
| 6594857 |
Hinge clip and cover for telecommunications equipment |
July 22, 2003 |
| A hinge clip apparatus for selectively engaging/disengaging a cover includes a base, a hinge defining a hinge axis, and a plate. The plate is pivotally moveable relative to the base along the hinge which connects the base to the plate. The plate includes a hole and a spring member extend |
| 6594418 |
Compact optical module with adjustable miter joint for decoupled alignment |
July 15, 2003 |
| Two sub-assemblies in a fiber optic device are fitted to respective end faces of a central section, along a longitudinal axis. The end faces of the central section are non-parallel. Butting the sub-assemblies to respective ends of the central section permits relative adjustment of the |
| 6594322 |
Method of distributed loop control for a multicarrier telephony transport |
July 15, 2003 |
| A method of distributed loop control is described. The method includes receiving at a service unit downstream control and telephony information modulated on orthogonal carriers in a first frequency bandwidth over a distribution network. The method further includes transmitting from the |
| 6591051 |
Fiber termination block with angled slide |
July 8, 2003 |
| The present invention relates to the management of cables extending to and from fiber termination blocks with sliding angled fiber adaptor modules within a fiber distribution frame. |
| 6590920 |
Semiconductor lasers having single crystal mirror layers grown directly on facet |
July 8, 2003 |
| A semiconductor laser with improved device characteristics and novel protection against high power output degradation is disclosed. The laser comprises a plurality of layers deposited on a substrate, including an active layer with neighboring cladding layers, so as to define a wavegu |
| 6590782 |
Telecommunications chassis and card |
July 8, 2003 |
| 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 |
| 6589062 |
DSX module with removable jack |
July 8, 2003 |
| A switching coax jack module and jack component provide for a removable DSX jack which can be slid into and out of the front of a jack module housing without disconnecting other components of the jack module and without disconnecting the module from a chassis. The jack includes a project |
| 6585195 |
Cable management system including variable segments |
July 1, 2003 |
| A curved telescoping trough assembly and method of assembly. The assembly includes first and second trough members. Each trough member includes two upstanding sidewalls extending from a base defining a generally U-shaped trough having an open top and a trough interior for receiving at le |
| 6575792 |
Jack assembly |
June 10, 2003 |
| The present disclosure relates to a digital cross-connect device having a jack assembly including first and second jacks mounted in a jack receiving region of the digital cross-connect device. The jacks each include a column of ports. Each column of ports includes an in-port, an out-port |
| 6575786 |
Triaxial connector and method |
June 10, 2003 |
| The present invention relates to a center conductor insulator with a tapered entry for use with a coaxial cable transmission line connector that provides guiding and centering of a center conductor pin within the connector. The present invention further relates to a front sleeve asse |
| 6575654 |
Flexible snap-together cable enclosure |
June 10, 2003 |
| A flexible cable guide member and assembly, the assembly including first and second cable guide members each having a curved wall with open ends. The curved walls define first and second cable pathways respectively for receiving a telecommunications cable. A first end of the first guide |
| 6572413 |
DSX module with removable jack |
June 3, 2003 |
| A jack module system is disclosed. The system includes a housing (12) defining an interior. The system also includes first and second jacks (14, 14'). Each jack (14, 14') includes a jack body (100) including upper and lower edges. Receiving means are disposed within the housing (12) for |
| 6570880 |
Control data over a ring network |
May 27, 2003 |
| A telecommunications network is provided. The network uses a ring of ring switches to provide a transport mechanism for data packets that is transparent to the data and protocols contained in the data packets. This transport mechanism is simple and low cost to implement. Such networks ca |
| 6568944 |
Circuit board with increased edge connection capacity |
May 27, 2003 |
| Electronic equipment includes a frame having a wall and connectors attached to the wall of the frame. A main board has a connection edge at which it is provided with connectors for engaging the connectors that are attached to the wall of the frame when the main board is advanced relative |
| 6563050 |
Cable head assembly |
May 13, 2003 |
| A cable assembly is provided. The cable assembly includes an interface plate having a raised outer surface and an inner surface. The inner surface is adapted to engage with a housing. The interface plate includes a recess having a channel that is adapted to receive a cable and an ope |
| 6561848 |
Triaxial connector adapter and method |
May 13, 2003 |
| The present invention relates to a center conductor insulator with a tapered entry for use with a coaxial cable transmission line connector that provides guiding and centering of a center conductor pin within the connector. The present invention further relates to a front sleeve asse |
| 6561838 |
Connector plug and insert for twisted pair cables |
May 13, 2003 |
| A connector plug for twisted pair cables includes an insert within the plug disposed around the twisted pairs of wires. The insert include enclosed chambers, each sized for one pair of wires. The insert protects the wires from the crimp of the plug. A cross-over region in the insert allo |
| 6556763 |
Optical fiber distribution frame with connector modules |
April 29, 2003 |
| A fiber optic telecommunications frame is provided including panels having front and rear termination locations, the panels positioned on left and right sides of the frame. The frame includes vertical access for the rear cables. The frame further includes left and right vertical cable gu |
| 6556097 |
Method and apparatus for distribution of power in a media converter system |
April 29, 2003 |
| A method and apparatus are disclosed for distributing power in a media converter system. The method involves converting an input voltage to an intermediate voltage and transmitting the intermediate voltage to a downstream converter. The downstream converter converts the intermediate |
| 6554653 |
Telecommunications connector with spring assembly and method for assembling |
April 29, 2003 |
| An electrical connector including a spring mounting body having a clip receiving structure. A plurality of contact springs are mounted on the spring mounting body. A clip is inserted within the clip receiving structure to stabilize the contact springs. Portions of the contact springs |
| 6554652 |
Jack assembly including baluns interface; and methods |
April 29, 2003 |
| A jack and chassis assembly includes a baluns interface connected directly to the in/out wire wrap pins on the jacks. This helps to convert 75 ohm coaxial signals to 120 ohm twisted pair interface signals for equipment connections. The jack and chassis assembly includes at least one jack |
| 6553871 |
Fuse tool |
April 29, 2003 |
| Embodiments of the present invention provide tools for installing and extracting fuses. In one embodiment, the tool has an elongate handle. A guideway spans the length of the handle, and a pair of jaws, adapted to retain the fuse, protrudes from an end of the handle. A rod is disposed |
| 6551136 |
Closed end coaxial connector |
April 22, 2003 |
| A telecommunications coaxial connector comprises a body with a first open end, an opposite second open end and an axial opening defined through the body, a cap positioned about the first open end. The cap is electrically connected with the body and includes a side wall, an open end align |
| 6549693 |
Fiber optic switch package and method of assembling a fiber optic switch package for redirecting |
April 15, 2003 |
| A fiber optic switch package and method of assembling the same with improved protection of the fibers and simple assembly. The package redirects or bends optical fibers of a 2.times.2 or 1.times.2 MEMS optical switch in the package so that instead of exiting the package from four end |
| 6549087 |
Variable equalizer with independently controlled branches based on different frequency breakpoin |
April 15, 2003 |
| Avariable equalizer is described. The variable equalizer provides for independent control of a number of breakpoints in the frequency response of the equalizer so as to allow the equalizer to be readily tuned to compensate for the tilt of coaxial cables over a wide range of character |
| 6545562 |
Plug connector for cable television network and method of use |
April 8, 2003 |
| 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 |
| 6544898 |
Method for improved die release of a semiconductor device from a wafer |
April 8, 2003 |
| A microelectromechanical (MEMS) device and a method of fabricating a MEMS device are provided. The method of fabricating the MEMS device includes the steps of: etching a die release trench in a primary handle layer of a wafer having the handle layer, an etch-stop layer disposed on the pr |
| 6543626 |
Cable management rack for telecommunication cross-connect systems |
April 8, 2003 |
| The present disclosure relates to a rack for telecommunications equipment. The rack includes a frame defining a bay opening sized and shaped for receiving a plurality of jack modules. The rack also includes a first set of cable management brackets that define a first vertical channel arr |
| 6539546 |
Transport of digitized signals over a ring network |
March 25, 2003 |
| A telecommunications network is provided. The network uses a ring of ring switches to provide a transport mechanism for data packets that is transparent to the data and protocols contained in the data packets. This transport mechanism is simple and low cost to implement. Such networks ca |
| 6539161 |
Cable routing clip |
March 25, 2003 |
| A cable routing clip consists of a rear crosspiece, two clip arms extending from the front of the crosspiece and forming an open ended slot, a pair of retaining members extending across the open end of the slot and one or more mounting tabs extending from the rear of the crosspiece. The |
| 6538452 |
Device for testing coaxial connectors |
March 25, 2003 |
| A testing device provides pin height, continuity, and concentricity testing for coaxial connectors and cables. The testing device provides connector jacks with support shafts that properly align and stabilize the connectors during testing. Circuitry is provided to indicate if the pin hei |
| 6537106 |
Telecommunications patch panel with angled connector modules |
March 25, 2003 |
| A telecommunications patch panel is provided having a plurality of connector modules rotatably mounted to a frame member. Each connector module has a front face and an opposite facing rear face, and each front face includes a plurality of connector jacks. Each rear face includes a pl |
| 6535715 |
Hybrid/fiber coax video and telephony communication system with poly-phase filtering |
March 18, 2003 |
| A communication system is described. The communication system includes a distribution network between a head end terminal and at least one remote unit. The head end terminal receives upstream telephony and control data modulated on a plurality of orthogonal carriers in a frequency bandwi |
| 6535683 |
Cable exit trough with cover |
March 18, 2003 |
| A cable exit trough with pivoting cover. The cover having a cover plate and a pivot plate hingedly mounted thereto for easy access to the trough. The exit trough may define an insert aperture for receiving modular cable management inserts. The modular insert providing an additional cable |
