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Class 385/102 - Tightly confined (i.e., fiber tightly held inside the outer sheath)


Subclass of Class 385 - Optical waveguides
Definition: Subject matter wherein adjacent optical fiber or fibers
No. of patents: 392
Last issue date: 04/24/2012


1                    
NumberTitleIssue Date
8165438Optical cable and method for producing an optical cable
An optical cable comprises a tight-buffered optical cable and a protective sleeve which surrounds the tight-buffered optical cable. An intermediate layer surrounds the protective sleeve has tension-resistant elements. Furthermore, the optical cable contains a cable ...
04/24/2012
8090232Low shrink telecommunications cable and methods for manufacturing the same
The present disclosure relates to a telecommunications cable having a layer constructed to resist post-extrusion shrinkage. The layer includes a plurality of discrete shrinkage-reduction members embedded within a base material. The shrinkage-reduction members can be...
01/03/2012
8081853Single-fiber drop cables for MDU deployments
Disclosed is an improved optical fiber that employs a novel coating system. When combined with a bend-insensitive glass fiber, the novel coating system according to the present invention yields an optical fiber having exceptionally low losses. The coating sys...
12/20/2011
8023787Cicada-resistant optical drop cable
An optical drop cable includes optical fiber cores, tension-resistant members, and a single-material outer sheath covering the cores and the tension-resistant members. The bark of a young tree has elasticity, so that if cicadas lay eggs in the bark, the holes in whi...
09/20/2011
7995885Fiber optic cables and assemblies and the performance thereof
A fiber optic cable having at least one optical fiber such as a micro structured bend performance optical fiber disposed within a protective covering. The protective covering is highly flexible and the fiber optic cable has extremely low delta attenuation when aggre...
08/09/2011
7889959Composite material for cable floatation jacket
A composite material for a cable floatation jacket is provided. The composite material comprises a thermoplastic elastomer matrix, and a plurality of carbon constituents interspersed in the thermoplastic elastomer matrix. The carbon constituents comprise a plurality...
02/15/2011
7873249Foamed fiber optic cable
A fiber optic cable includes an optical fiber, a strength layer surrounding the optical fiber, and a jacket assembly surrounding the strength layer. The jacket assembly includes a foam. A method for manufacturing a fiber optic cable includes mixing a base material, ...
01/18/2011
7869677Low shrink telecommunications cable and methods for manufacturing the same
The present disclosure relates to a telecommunications cable having a layer constructed to resist post-extrusion shrinkage. The layer includes a plurality of discrete shrinkage-reduction members embedded within a base material. The shrinkage-reduction members can be...
01/11/2011
7865047Water-resistant telecommunication cable
Telecommunication cable having an elongated element housing at least one transmitting element. The elongated element has a water-soluble polymeric composition of a vinyl alcohol/vinyl acetate copolymer having a saponification degree of about 60% to about 95%; a plas...
01/04/2011
7860361Water-blocked optical cable and process for the production thereof
An optical cable for communication includes at least one retaining element blocked with respect to the water propagation as well as a process for manufacturing such an optical cable. The optical cable includes, in addition to the retaining element, at least two tran...
12/28/2010
7778511Optical fiber cables
An optical fiber cable suitable for drop cable applications has a dual jacket, dual reinforcement layers, a round cross section, and a tight buffered construction. The optical fiber cable is a compact unitary coupled fiber assembly that has a small profile, and is l...
08/17/2010
RE41388Signal transmitting cable
A fibre optic cable includes a core of primary coated optical fibres embedded in an inner layer of acrylate material, having sufficient tensile strength when cured to lock at least the outermost fibres in place and still allow the fibres to be easily broken out of t...
06/22/2010
7729583Flexible optical closure and other flexible optical assemblies
Flexible closures and other flexible optical assemblies that are installed within a factory, or in the field, and then deployed using cable installation methods, wherein the flexible closures and assemblies have the ability to bend and twist without incurring physic...
06/01/2010
7668427Fiber optic cables and assemblies and the performance thereof
A fiber optic cable having at least one optical fiber such as a microstructured bend performance optical fiber disposed within a protective covering. The protective covering is highly flexible and the fiber optic cable has extremely low delta attenuation when aggres...
02/23/2010
7668426Fiber optic cable assembly with integrated compressing member for strain relief
A pre-terminated cable assembly includes: a fiber optic cable comprising a plurality of optical fibers surrounded by a polymeric jacket; the jacket including a transition region, wherein the plurality of optical fibers is broken out into fiber subunits on one side o...
02/23/2010
7570853Environmentally robust liquid crystal polymer coated optical fiber cable and its use in hermetic packaging
The invention relates to high-strength, abrasion-resistant optical fiber cable having a supplemental layer consisting essentially of a liquid crystal polymer (LCP) to enhance the cable's tensile strength and hermetically seal it, and an outermost encasing layer to p...
08/04/2009
7471861Optical 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...
12/30/2008
7444051Conductor module, especially of an optical fibre type, having longitudinal impenetrability and controlled relative slippage, and associated method of production
A conductor module (M) comprises a jacket (E) tightly accommodating, in the manner of tubing, at least two flexible conductors (C). The conductors (C) are coated with a small amount of oil (H) having a viscosity strictly less than 100 millipascal second (mPa.s) so a...
10/28/2008
7433564Optical 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
7430357Hermetic seal on metallized fiber optics
A fiber optic cable includes multiple optical fibers extending from a low-pressure environment into a high-pressure environment. At a junction region, the optical fibers are substantially free of any coating, while the fibers include a coating in the low- and high-p...
09/30/2008
7421169Optical 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
7415181Fiber optic cables and assemblies for fiber to the subscriber applications
A fiber optic cable has at least one optical fiber, at least one strength member having a major strength member dimension, and a cable jacket. The cable jacket has two major surfaces that are generally flat and includes a cavity with a cavity minor dimension general...
08/19/2008
7409127Fiber optic assemblies suitable for adding nodes to a communication network
Disclosed are fiber optic assemblies for adding additional nodes to a communication network. The fiber optic assemblies include a plurality of optical fibers and a plurality of electrical conductors for transmitting power with a protective sheath covering at least a...
08/05/2008
7403687Reinforced tight-buffered optical fiber and cables made with same
A tight-buffered optical fiber includes an optical fiber, at least a first buffer layer of a polymer material enclosing the optical fiber, and a plurality of strength members embedded in the first buffer layer and longitudinally disposed around the optical fiber. A ...
07/22/2008
7400803Method and apparatus for providing a hydrogen diffusion barrier for fiber optic cables used in hostile environments
A fiber optic conduit for use in a hostile environment includes an axial tube. The axial tube comprises a corrosion resistant material and is operable to receive one or more optical fibers. The fiber optic conduit further includes a hydrogen barrier shell that is di...
07/15/2008
7397991Fiber optic cables and assemblies and the performance thereof
A fiber optic cable having at least one optical fiber such as a microstructured bend performance optical fiber disposed within a protective covering. The protective covering is highly flexible and the fiber optic cable has extremely low delta attenuation when aggres...
07/08/2008
7391944Fiber optic cable with a concave surface
A drop cable includes a jacket having first and second opposing sides. The first side has a concave surface. At least one strength member is disposed in the jacket. An optical transmission component is disposed within the jacket and proximate the concave surface. Th...
06/24/2008
7391943Fiber optic cables that are separable for optical fiber access
A fiber optic cable includes a messenger section having at least one strength member, a carrier section having at least one optical fiber therein, and a common jacket that forms a common jacket. In one embodiment, the carrier jacket has a preferential tear portion a...
06/24/2008
7386208Submarine optical cable with water-blocking filling composition
Optical cable, in particular for submarine connections. A water blocking resin filling composition of reduced hardness is disposed into interstices. Preferably, the resin composition is a polyurethane resin having less than about 35% by weight of a polyol/polyisocya...
06/10/2008
7383062PC card and method of using same
A wireless PC card includes a housing portion including a width and a lens extending substantially the width of the housing portion; a light pipe housed by the housing portion; a substantially flat plug portion extending from the housing portion and configured to be...
06/03/2008
7379642Low shrink telecommunications cable and methods for manufacturing the same
The present disclosure relates to a telecommunications cable having a layer constructed to resist post-extrusion shrinkage. The layer includes a plurality of discrete shrinkage-reduction members embedded within a base material. The shrinkage-reduction members can be...
05/27/2008
7376313Low noise high strength optical fiber cables
A method includes incorporating an optical fiber into a buffer tube, wherein the buffer tube has a first length. The buffer tube contains the optical fiber and a filler compound to create a buffer tube assembly. The buffer tube assembly is heated to an elevated temp...
05/20/2008
7372880Optical pulse lasers
The present invention provides pulsed lasers which employ carbon nanotubes, particularly layers of carbon nanotubes, as saturable absorbers, mode lockers or for Q-switching elements. The present invention also provides methods and materials for mode-locking and Q-sw...
05/13/2008
7369730Random refractive index modulated optical fibers
An optical fiber containing one or more random modulations capable of reflecting one or more random wavelengths of light passing through the optical fiber is provided. Each modulation is a section of the optical fiber in which the refractive index has been modified ...
05/06/2008
7359600Loose 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
7352936Optical aerial line and method of installation thereof
An optical aerial line has an optical cable extending parallel to an aerial electrical conductor and lashed to the electrical conductor by means of securing elements, wherein the securing elements have at least two binders helically wound onto the electrical conduct...
04/01/2008
7349607Optical 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
7336875Enhancement of optical and mechanical properties in a polymeric optical element by annealing under a compressed gas
A method for treating a polymeric optical element which includes the steps of mounting a polymeric optical element into a chamber, injecting a compressed gas as an annealing medium into the chamber and annealing the polymeric optical element and removing the anneali...
02/26/2008
7336873Optical 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
7333696Tape-shaped optical fiber cable
A tape-shaped optical fiber cable has: a tape member formed of a fiber material and a cured resin formed around the fiber material; and an optical fiber embedded in the tape member. The optical fiber is covered by a covering material, the fiber material comprises a ...
02/19/2008
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