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| Number | Title | Issue Date |
| 8145022 | Optical-fiber cable having optical fibers adhesively coupled to water-swellable element An optical-fiber cable includes an adhesive material that adhesively couples a water-swellable element to a plurality of optical fibers. ... | 03/27/2012 |
| 8005330 | Optical transmission element and method for producing an optical transmission element An optical transmission element comprises optical waveguides embedded into a UV-curing protective layer. The optical waveguides and the UV-curing protective layer are surrounded by a sheath, on which spherical elements are arranged. A conductive layer is applied on ... | 08/23/2011 |
| 7433564 | Optical device for optical communication An optical phase modulator made of lithium niobate or the like phase-modulates the output light of a single-wavelength laser light source 20 that emits CW light, and the phase-modulated light is inputted to a dispersion medium 22. The positive chirp an... | 10/07/2008 |
| 7424190 | Fiber optic cable for use in harsh environments Fiber optic cables suitable for use in harsh environments such as down hole oil and gas well applications and methods for fabricating the same have been provided. In one embodiment, an optic cable suitable for down hole oil field applications comprises one or more o... | 09/09/2008 |
| 7421169 | Optical fiber cable An optical fiber cable that sustains reduced increase in transmission loss and optical fiber breakage when subject to external pressure exerted thereon, comprises an aggregate of elements including central buffer filaments disposed in the center part of the optical ... | 09/02/2008 |
| 7397990 | Signal transmitting cable A cable (302) has (8) fibers (304) are encapsulated by a UV curable layer (306) having a diameter of approximately (1010) microns, and (16) outer fibers (316) arranged in a circular formation around the inner fibers (304). The opti... | 07/08/2008 |
| 7397993 | Fiber optic ribbons having an attachment portion Disclosed are fiber optic ribbons having at least one optical fiber and a protective covering such as a matrix material. The fiber optic ribbons include an attachment portion for providing the craft an installation option for securing the same. Specifically, the fib... | 07/08/2008 |
| 7359600 | Loose tube optical cable having straight aggregation structure Disclosed is a loose tube optical cable having an unstranded structure, which includes a tensile strength member longitudinally elongated and having a central axis deviated from the center of the optical cable, a loose tube optical fiber unit longitudinally elongate... | 04/15/2008 |
| 7349607 | Optical transmission element Between an optical fiber (LF11, LFB12, LFB13) and a surrounding core covering (AH11, AH12, SB13) of an optical transmission element (OE11 to OE13) there is at least one dry and compressible fixating element (FE... | 03/25/2008 |
| 7336873 | Optical tube assembly having a dry insert and methods of making the same An optical tube assembly having at least one optical waveguide, at least one dry insert, and a tube. In one embodiment, the dry insert has a first layer and a second layer. The first layer is a polyurethane foam and the second layer is a water-swellable layer, where... | 02/26/2008 |
| 7315678 | Method and apparatus for low-loss signal transmission The present invention relates to the field of radio-frequency (RF) waveguides. More specifically, the present invention pertains to a method and apparatus that provides ultra-low-loss RF waveguide structures targeted between approximately 300 GHz and approximately 3... | 01/01/2008 |
| 7302144 | Indoor optical fiber cable An indoor optical fiber cable including a plurality of optical fiber elements, which are optical transmission media; sheath deployed in the outermost of the indoor optical fiber cable to envelop the optical fiber elements; and a first peripheral strength member (PSM... | 11/27/2007 |
| 7295735 | All-dielectric, self-supporting, loose-tube optical fiber cable A method for producing an optical fiber cable which improves stability by attaching an Aramid yarn near the core in parallel to an axial direction of the optical cable and solves structural problems of the cable by soaking an Aramid yarn into an epoxy resin is discl... | 11/13/2007 |
| 7292757 | Apparatus and method for on-line binder laylength measurement and adjustment A method and apparatus for determining and adjusting binder laylength during the process of manufacturing a selected fiber optic cable design. Specifically, a binder, having a distinguishing and physically detectable feature, is wrapped around fiber optic bundles or... | 11/06/2007 |
| 7289704 | Fiber optic cables that kink with small bend radii Fiber optic cables are disclosed that allow a relatively small bend radius and/or may kink while still preserving optical performance. In one embodiment, the fiber optic cable includes at least one optical fiber, a first strength member, a second strength member, a ... | 10/30/2007 |
| 7280726 | Controlled-intensity multiple-frequency multiple-axis illumination of macroscopic specimens from a single light source using special bifurcated cables In one embodiment a macroscopically-sized specimen is illuminated with radiations of selectable multiple intensities and frequencies for viewing along a single viewing axis. A stage supports specimen to be observed. First and second illumination sources provide resp... | 10/09/2007 |
| 7280723 | Illumination assembly including a rigid light-guiding element incorporating a numerical-aperture alteration taper An illumination assembly includes a light-emitting element that emits light over a light-source numerical aperture and an elongated light-guiding element including opposed incident and emission ends between which ends light propagates by total internal reflection. T... | 10/09/2007 |
| 7277615 | Fiber optic cable having a dry insert and methods of making the same A fiber optic cable and a method of making the same include at least one optical waveguide, at least one dry insert and a cable jacket. The at least one optical waveguide and at least one dry insert are at least partially disposed within a cavity of the cable jacket... | 10/02/2007 |
| 7270485 | Device for furcating fiber optic cables A fiber optic cable assembly is provided. The cable assembly includes a housing, a plurality of furcation tubes, and a bundled cable. The housing has an opening at a first end and a plurality of channels at a second end. The furcation tubes are aligned with correspo... | 09/18/2007 |
| 7269324 | Helical fiber optic mode scrambler The methods and apparatus of the present invention provide advantages for remote laser delivery systems that conduct high levels of light energy through a fiber optic cable to a selectable target surface. Helical fiber optic mode scramblers in accordance with the pr... | 09/11/2007 |
| 7254302 | Optical tube assembly having a dry insert and methods of making the same An optical tube assembly having at least one optical waveguide, at least one dry insert, and a tube. The at least one optical waveguide is disposed within the tube and generally surrounds the at least one optical waveguide. In one embodiment, the dry insert has a fi... | 08/07/2007 |
| 7236670 | Optical tube assembly having a dry insert and methods of making the same An optical tube assembly and methods of manufacturing the same include a tube, at least one optical waveguide, and a dry insert. In one embodiment, the dry insert generally surrounds the at least one optical waveguide and forms a core that is disposed within the tub... | 06/26/2007 |
| 7231119 | Dry fiber optic assemblies and cables A tube assembly of the present invention has at least one subunit with at least one dry insert generally surrounding the subunit which may be disposed within a tube, thereby forming a tube assembly. The subunit includes a fiber optic ribbon and a sheath, wherein the... | 06/12/2007 |
| 7221831 | Multi-tube fiber optic cable and system and method for making the same A multi-tube fiber optic cable maintains a plurality of fiber tubes, each fiber tube containing at least one optical fiber therein. The plurality of fiber tubes are disposed apart from a central axis of the cable. A plurality of strength members are disposed apart f... | 05/22/2007 |
| 7212715 | Cable element having repositionable pressure sensitive adhesive to couple buffer tubes to a central strength member A cable element and a method of making the same, in which the cable element has a central strength member, a plurality of buffer tubes are disposed on the central strength member, each of the plurality of buffer tubes encloses at least one signal transmission elemen... | 05/01/2007 |
| 7203405 | Optical fiber cable with strategically placed filler rods An optical fiber cable including a central strength member extending longitudinally; a plurality of buffer tubes housing optical fibers and stranded around the strength member; a pair of filler elements stranded around the strength member along with the buffer tubes... | 04/10/2007 |
| 7200307 | High count telecommunication optical cable with controlled fiber length method and apparatus for manufacturing the same A telecommunication optical cable has a number of optical fibers; at least a microsheath loosely containing the optical fibers, the at least one microsheath loosely containing the optical fibers therein forming at least one corresponding microbundle, wherein the opt... | 04/03/2007 |
| 7196272 | High performance support-separators for communications cables A high performance communications cable that includes one or more interior support-seperators with clearance channels that include rifled slots along the length of the channels such that the interior support-separator include anvil shaped sections that are trimmed t... | 03/27/2007 |
| 7197216 | Groove cable having a predetermined longitudinal thermal expansion force A cable system and method including a cable or a microduct provided within the groove extending vertically into, but not through, a pavement. The cable has a central strength member, at least one buffer tube stranded around the central strength member, an outer jack... | 03/27/2007 |
| 7190866 | Distribution fiber optic cables having at least one access location and methods of making the same A method for manufacturing a distribution fiber optic cable is disclosed. The method comprises the steps of providing a plurality of optical fibers for a cable core. Transitioning at least one of the plurality of optical fibers between a first location and a second ... | 03/13/2007 |
| 7177508 | Optical cable having an improved compression strength characteristic An optical fiber having improved compression strength is disclosed. The optical fiber includes a central tension member positioned in the center of the optical fiber and having at least one groove, at least one metal tube seated in the groove and containing at least... | 02/13/2007 |
| 7177507 | Optical tube assembly having a dry insert and methods of making the same An optical tube assembly having at least one optical waveguide, at least one dry insert, and a tube. In one embodiment, the dry insert has a first layer and a second layer attached together with an adhesive. The dry insert also includes a plurality of particles havi... | 02/13/2007 |
| 7162137 | Optical fiber with nano-particle cladding An optical fiber includes a core, and a cladding layer that has a plurality of nano-particles around the core. ... | 01/09/2007 |
| 7135655 | Arc welding cable An arc welding cable that is resistant to bending and twisting and can give a long life is provided. For this purpose, an arc welding cable (65) for supplying a welding current, a welding wire and a sealed gas from a wire feeding device (61) to a weldi... | 11/14/2006 |
| 7098405 | High performance support-separator for communications cables The present invention includes a high performance communications cable for transmission media that includes core support-separators which define clearance channels to maintain spacing between transmission media or transmission media pairs. The core support-separator... | 08/29/2006 |
| 7099541 | Optical fiber cable An optical fiber cable including a plurality of optical fibers, each optical fiber having a characteristic value in a middle field which is larger than characteristic values in fields other than the middle field of the optical fiber. The characteristic value in a re... | 08/29/2006 |
| 7099542 | Low temperature dry loose tube fiber optic cable A water blocking configuration for a low temperature, dry loose tube fiber optic cable includes one or more flexible buffer tubes each having a passage sized to contain one or more optical fibers. A single yarn is disposed in the passage of each buffer tube, and the... | 08/29/2006 |
| 7092605 | Fiber optic cable with composite polymeric/metallic armor A fiber optic cable includes: a plurality of optical fibers; a tube circumferentially surrounding the optical fibers, the tube being formed of a first polymeric material; an armor circumferentially surrounding and fixed relative to the tube, the armor being formed o... | 08/15/2006 |
| 7088894 | Optical cable having waved metal tube, and method and apparatus for producing the same An optical cable having a metal tube receiving an optical fiber and bent to form a waved shape is disclosed. The optical cable may prevent cutoff of the optical fiber or deterioration of optical characteristics though tensile force is applied to the optical cable in... | 08/08/2006 |
| 7072548 | Processing method for an image fiber In the present invention, a deformation process is applied to a part of an image fiber, and when implementing improvement of the quality of the transmitted image, the improvement of the image quality in the center region and peripheral region of the image fiber in t... | 07/04/2006 |
