| Patent Number |
Title Of Patent |
Date Issued |
| 6743044 |
Cross-connect jumper assembly having tracer lamp |
June 1, 2004 |
| A jumper assembly for a DSX system is disclosed herein. The jumper assembly includes a messenger wire for electrically connecting tracer lamp circuits corresponding to two cross-connected DSX modules. The jumper assembly also includes tracer lamp devices carried with the messenger wire. |
| 6743032 |
Digital cross connect module with removable jack |
June 1, 2004 |
| 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 |
| 6741764 |
Polarization beam separator and combiner |
May 25, 2004 |
| The present invention relates to a device for use in a fiber optic system that may be a communication system, a sensing system or other system using guided-wave optical components. Reducing the number of lenses required to couple the waveguides and the free-space paths in the device offe |
| 6741650 |
Architecture for intermediate frequency encoder |
May 25, 2004 |
| An encoder. The encoder includes an analog-to-digital (A/D) converter that receives an analog signal. The A/D converter downconverts and digitizes the analog signal without analog mixing of the analog signal. The encoder also includes a resampler that is coupled to the A/D converter. The |
| 6739795 |
Telescoping trough |
May 25, 2004 |
| A telescoping cable trough section is provided including first and second U-shaped trough sections which are slideably received with each other. One trough section includes slots, and the other includes flanges received in the slots for mating the two trough sections together to form the |
| 6739132 |
Thermal micro-actuator based on selective electrical excitation |
May 25, 2004 |
| A thermal microactuator is provided that can be deflected in multiple positions. The actuator has a hot arm and a cold arm coupled together at their distal ends suspended above a reference plane of a substrate. A potential difference is applied across the hot arm so that a current ci |
| 6738463 |
Splitter assembly with inverted pots and line connectors |
May 18, 2004 |
| A telecommunications device including a plurality of splitter cards mounted within a chassis. The device also includes a circuit board and a plurality of card edge connectors for providing electrical connections between the splitter cards and the circuit board. The device further include |
| 6736670 |
Angled RJ to RJ patch panel |
May 18, 2004 |
| A patch panel including a plurality of electrical connector assemblies, wherein each of the electrical connector assemblies comprises a first jack presented on a first side of a panel frame of the patch panel and a second jack electrically linked to the first jack to form a jack pair and |
| 6736566 |
Cable connector retainer for angled cable assembly |
May 18, 2004 |
| A retainer for retaining a mating connector in conductive contact with its corresponding mating connector. The retainer includes a base which defines a hole therethrough. A post extends from the base in a direction perpendicular to the base. Disposed on the post is a tapered ledge. The |
| 6734354 |
Cable management apparatus |
May 11, 2004 |
| A cable management system having as an integral part of the device needing cable management a slot arrangement that receives and holds cables. A lock bar closes the slot arrangement such that the cables are trapped in the slot arrangement. Methods of managing cable include the lock bar a |
| 6728367 |
Apparatus and method for filtering voiceband and metering tone frequencies of a mixed voice/data |
April 27, 2004 |
| An apparatus and method provide for filtering of voiceband and specified tone frequencies of a mixed voice/data signal, such as an Asymmetric Digital Subscriber Line (ADSL) signal. A lowpass filter section passes voiceband content of the mixed signal and suppresses mixed signal content |
| 6721328 |
Adaptive clock recovery for circuit emulation service |
April 13, 2004 |
| The present invention includes a method for clock recovery in a packet network. The method includes a network which receives data packets at a destination node. Then the data packets are stored in a buffer. The data packets are read out of the buffer by using a locally generated clock. T |
| 6720841 |
Plug connector for cable television network and method of use |
April 13, 2004 |
| 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 |
| 6718111 |
Ferrule polishing fixture |
April 6, 2004 |
| The present disclosure relates to a device for holding a plurality of fiber optic connectors. The device includes a clamp defining a plurality of ferrule receiving openings, a set plate with openings for the fibers, an alignment surface on which the ferrules rest, and an actuator for mov |
| 6717486 |
Multi-circuit signal transformer |
April 6, 2004 |
| 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 |
| 6715719 |
Coupler for cable trough |
April 6, 2004 |
| Couplers for a cable trough system including a terminal end sized to receive a terminal end of a trough member along a longitudinal direction of the body. A spring may be coupled to the body for securing the terminal end of the trough member to the coupler, the spring including first and |
| 6715619 |
Fiber management drawer and patch panel |
April 6, 2004 |
| A telecommunications cable management system includes fanning trays and management panels, including slidable drawers, mounted to a rack for management of cables. The fanning tray includes fingers for managing vertical cables. The cables extend horizontally through the fanning tray. |
| 6714698 |
System and method for programming and controlling a fiber optic circuit and module with switch |
March 30, 2004 |
| A fiber optic circuit provides signal access and monitoring using a set of various switches. The various switches can be remotely controlled using a programmable controller. This controller implements a method for programming and controlling a fiber optic circuit. The fiber optic circuit |
| 6712647 |
Terminated coaxial connector |
March 30, 2004 |
| A terminated coaxial connector having a mating end for mating with a coaxial jack, the connector including an axially aligned resistor mounted within a conductive outer shell. The resistor electrically links the outer shell with a center conductor which is connected to a first end of the |
| 6712523 |
Bulkhead adapter with optical fiber for signal attenuation |
March 30, 2004 |
| The present invention relates to bulkhead adapters for optically connecting two strands of optical fibers and including a length of optical fiber within the adapter for attenuating signals passing from one fiber to the other. The attenuation optical fiber is held within an attenuation hu |
| 6711339 |
Fiber management module with cable storage |
March 23, 2004 |
| A fiber optic telecommunications bay is provided including modules each including a pivoting panel which selectively closes a portion of the module. Each module has first and second cable access locations. The first cable access location enters the module and allows termination of the |
| 6709186 |
Coupler for cable trough |
March 23, 2004 |
| Couplers for a cable trough system including a spacing defined by first and second guiding surfaces, the spacing being sized to receive the terminal end of a trough member into the spacing. One or more springs are carried on the couplers and may be at least partially disposed within the |
| 6708918 |
Cable guiding fins |
March 23, 2004 |
| A cable guiding fin for managing cable in a cable management system. The fin includes a base and an upstanding wall with a convex surface. The upstanding wall may be tilted at an angle relative to the base and may define a plurality of tie-down apertures. The base may include an adhesive |
| 6708830 |
Vertical cable management ring with pivotable section |
March 23, 2004 |
| A telecommunications equipment rack including vertical cable guides, horizontal troughs, cross aisle panels and cross-connection modules for telecommunications equipment racks. The vertical cable guides define vertical cable channels for both network infrastructure and cross-connecti |
| 6708368 |
Hinge clip and cover for telecommunications equipment |
March 23, 2004 |
| A hinge clip apparatus for selectively engaging and disengaging a cover includes a base, a hinge defining a hinge axis, and a spring member. The spring member is pivotally moveable relative to the base along the hinge which connects the base to the spring member. The spring includes a pa |
| 6707965 |
Polarization controlling optics in fiber collimator assemblies |
March 16, 2004 |
| A fiber collimator device includes polarization controlling optics to simplify the manufacture of fiber collimators that use polarization maintaining fiber. In particular, the use of the polarization control optics in a fiber collimator reduces the need to align the polarization axis |
| 6707686 |
Telecommunications chassis and card |
March 16, 2004 |
| 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 |
| 6704545 |
Point-to-multipoint digital radio frequency transport |
March 9, 2004 |
| A digital radio frequency transport system that performs bi-directional simultaneous digital radio frequency distribution is provided. The transport system includes a digital host unit and at least two digital remote units coupled to the digital host unit. The bi-directional simultan |
| 6704143 |
Method and apparatus for adjusting an optical element to achieve a precise length |
March 9, 2004 |
| In a device and method, the optical path length through an optical element is adjustable with high precision. The optical element has a first segment formed from a first optical material, the first segment having a first face at a first end and a second face at a second end opposing the |
| 6702613 |
Triaxial connector and method |
March 9, 2004 |
| 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 |
| 6695489 |
Tunable fiber optic connector and method for assembling |
February 24, 2004 |
| A tunable connector and method for assembling a tunable connector. The connector includes a ferrule that is retainably engaged within a hub. The connector further includes a rear housing and a front housing. The rear housing is sized to receive and rotationally retain the hub. The front |
| 6687466 |
Dynamic distortion control |
February 3, 2004 |
| A distortion monitor for a non-linear device is provided. The control circuit includes an input coupleable to receive a signal from the non-linear device and a first frequency monitor coupled to the input. The frequency monitor monitors the level of one of even and odd order distorti |
| 6684347 |
Method and system for MDI crossover control |
January 27, 2004 |
| An MDI crossover incorporated in a converter that automatically detects if a cable connection has been made to an MDI port and if so, is the orientation of the cable correct. If the orientation of the cable is not correct, effecting a crossover. The crossover may be made by detecting |
| 6682871 |
Microelectromechanical optical switch and method of manufacture thereof |
January 27, 2004 |
| A MEMS-based optical switch having improved characteristics and methods for manufacturing the same are provided. In accordance with one embodiment, an optical switch includes a single comb drive actuator having a deflecting beam structure and a mirror coupled to the actuator. The mirror |
| 6677520 |
Fanning tray |
January 13, 2004 |
| A telecommunications cable management system includes fanning trays and management panels, including slidable drawers, mounted to a rack for management of cables. The fanning tray includes fingers for managing vertical cables. The cables extend horizontally through the fanning tray. |
| 6673699 |
Apparatus and method for batch processing semiconductor substrates in making semiconductor laser |
January 6, 2004 |
| An apparatus and method for batch processing semiconductor lasers producing substantially contamination free laser bar end surfaces for optimal growth of end surface layers are provided. The method includes loading a laser cell comprising a plurality of laser bars and an empty cassette c |
| 6665484 |
Cable clip |
December 16, 2003 |
| A cable routing clip for mounting on a wall having clip arms extending from one side of a crosspiece and mounting tabs extending from the other side, the clips arms and the mounting tabs generally linearly arranged, the clip defining a slot for receiving cables, and a movable gate extend |
| 6664885 |
Thermally activated latch |
December 16, 2003 |
| A device is described for latching an actuator to a substrate where the substrate includes a thermally activated material located on the substrate and a heater capable of heating the thermally activated material until it softens. The actuator includes a contact area that is spaced above |
| 6664827 |
Direct digital synthesizer phase locked loop |
December 16, 2003 |
| Phase locked loops adapted to filter and store data indicative of the control signal applied to an oscillator permit suppression of tracking in the event of a step change in the phase difference between the reference clock signal and the feedback signal in the phase locked loop. Such pha |
| 6662367 |
Poly-phase filters in multicarrier communication systems |
December 9, 2003 |
| A head end terminal for a communication system using multicarrier modulation is described. The head end terminal includes a multicarrier modem adapted to receive upstream signals and to demodulate the upstream signals modulated on a plurality of orthogonal carriers in a first frequen |
| 6657966 |
Test access system and method for digital cross connect communication networks |
December 2, 2003 |
| A system and method for accessing a number of communication lines by one or more testing devices are disclosed. Each of the communications lines is coupled through the system and includes a first termination at a first telecommunications termination site and a second termination at a sec |
| 6657570 |
Automatic level control for input to analog to digital converter |
December 2, 2003 |
| An analog to digital conversion circuit is provided. The analog to digital (A/D) conversion circuit includes an input adapted to receive an analog signal. The A/D conversion circuit further includes a variable attenuator that is coupled to the input and that has a feedback control input. |
| 6655235 |
Fuse tool |
December 2, 2003 |
| A tool for installing and extracting a fuse is provided. The tool has a first bar that has a jaw at one end of the first bar. The tool has second bar that is slidably attached to the first bar and that has a jaw at one end of the second bar. The respective jaws are adapted to align by sl |
| 6651326 |
Compressive collar |
November 25, 2003 |
| A collar is provided that has a sleeve having a tapered axial bore that defines a tapered surface interiorly of the sleeve. The tapered axial bore is adapted to receive a receptacle such that the tapered surface bears against the receptacle. Moreover, the collar has a resilient device th |
| 6650885 |
RF circuit module |
November 18, 2003 |
| A module for radio frequency signal circuits includes an electrically conductive housing. Coax connectors are secured to the rear face of the housing. A circuit board is contained within the interior spaced between sidewalls of the housing. A ground side of the circuit board includes a |
| 6643471 |
Increased transmission capacity for a fiber-optic link |
November 4, 2003 |
| An optical communication system is provided. The optical communication system includes an optical fiber, an optical transmitter, and an optical receiver. The optical transmitter is coupled to the optical fiber. The optical transmitter is adapted to encode a pulse amplitude modulated |
| 6643443 |
Cable storage cartridge |
November 4, 2003 |
| A cable storage cartridge and assembly for storing an excess length of cable. The cartridge includes a rectangular carriage frame and a spool rotatably disposed inside the carriage frame. The spool is comprised of a first spool member having a radius protection loop channel on its top |
| 6639808 |
Card guide system |
October 28, 2003 |
| A card guide system is provided. The card guide system comprises a chassis having a top and a bottom frame portion. The top and bottom frame portions each include a plurality of card guide members disposed thereon. The card guide members of the top frame portion are a mirror image of the |
| 6637949 |
Method and apparatus for multi-directional fiber optic connection |
October 28, 2003 |
| A method and apparatus are disclosed that permit multi-directional fiber optic connections to a device. The multi-directional aspect of the fiber optic connections permit the connections to be aligned closely with the direction of travel of the fiber optic cables that interface with the |
| 6637845 |
Telecommunications chassis and card with flame spread containment |
October 28, 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 |
