Patent application number | Description | Published |
20090092966 | COLLOIDAL METAL AGGREGATES AND METHODS OF USE - Metal colloidal aggregates substrates useful for metal enhanced fluorescence applications, are disclosed. Method of making and using these colloidal aggregates for enhancing the fluorescent signal in biological assays are also described. | 04-09-2009 |
20110177496 | FIELD-SWITCH SEQUENCING - The present invention provides novel compositions, methods and apparatus for DNA sequencing that can be performed, e.g., in a two-electrode chamber. The present invention also provides a method for sequencing a nucleic acid comprising immobilizing a plurality of complexes comprising a target nucleic acid, a primer nucleic acid, and a polymerase onto a surface, contacting the surface with a plurality of charged particles comprising a nucleotide phosphate by applying an electric field, reversing the electric field to transport unbound charged particles away from the surface, and detecting the incorporation of a nucleotide phosphate into a single molecule of the primer nucleic acid. | 07-21-2011 |
20130157282 | CHEMILUMINESCENCE COMPACT IMAGING SCANNER - Systems, devices, and methods for accurately imaging chemiluminescence and other luminescence are disclosed. A compact, flat-bed scanner having a light-tight enclosure, one or more detector bars of linear charge-coupled device (CCD) or complementary metal oxide semiconductor (CMOS) imaging chips, and high working numerical aperture (NA) optics scans closely over a sample in one direction and then the opposite direction. Averages or other combinations of intensity readings for each pixel location (x, y) between the two or more passes are averaged together in order to compensate for luminescence that varies over time. On-chip pixel binning and multiple clock frequencies can be used to maximize the signal to noise ratio in a CCD-based scanner. | 06-20-2013 |
20130280737 | CHEMILUMINESCENCE COMPACT IMAGING SCANNER - Systems, devices, and methods for accurately imaging chemiluminescence and other luminescence are disclosed. A compact, flat-bed scanner having a light-tight enclosure, one or more detector bars of linear charge-coupled device (CCD) or complementary metal oxide semiconductor (CMOS) imaging chips, and high working numerical aperture (NA) optics scans closely over a sample in one direction and then the opposite direction. Averages or other combinations of intensity readings for each pixel location (x, y) between the two or more passes are averaged together in order to compensate for luminescence that varies over time. On-chip pixel binning and multiple clock frequencies can be used to maximize the signal to noise ratio in a CCD-based scanner. | 10-24-2013 |
20140206568 | CHEMILUMINESCENCE COMPACT IMAGING SCANNER - Systems, devices, and methods for accurately imaging chemiluminescence and other luminescence are disclosed. A compact, flat-bed scanner having a light-tight enclosure, one or more detector bars of linear charge-coupled device (CCD) or complementary metal oxide semiconductor (CMOS) imaging chips, and high working numerical aperture (NA) optics scans closely over a sample in one direction and then the opposite direction. Averages or other combinations of intensity readings for each pixel location (x, y) between the two or more passes are averaged together in order to compensate for luminescence that varies over time. On-chip pixel binning and multiple clock frequencies can be used to maximize the signal to noise ratio in a CCD-based scanner. | 07-24-2014 |
20150086994 | FIELD-SWITCH SEQUENCING - The present invention provides novel compositions, methods and apparatus for DNA sequencing that can be performed, e.g., in a two-electrode chamber. The present invention also provides a method for sequencing a nucleic acid comprising immobilizing a plurality of complexes comprising a target nucleic acid, a primer nucleic acid, and a polymerase onto a surface, contacting the surface with a plurality of charged particles comprising a nucleotide phosphate by applying an electric field, reversing the electric field to transport unbound charged particles away from the surface, and detecting the incorporation of a nucleotide phosphate into a single molecule of the primer nucleic acid. | 03-26-2015 |
20150276674 | IMMUNOASSAYS USING COLLOIDAL CRYSTALS - The present invention provides systems, methods and kits which enable or utilize an immunologically-based assay, such as a Western immunoassay, to separate, detect or to monitor an analyte or a mixture of analytes such as biomolecules. | 10-01-2015 |
20150279648 | LASER DESORPTION IONIZATION MASS SPECTROMETRY USING A PARTICULATE SEPARATION BED - A self-assembled engineered lattice of nanometer-scale silica particles, or other suitable particles generally resembling regularly-sized spheres, is configured in a separation bed for electrophoresis, isoelectric focusing, chromatography, or other voltage-induced separation of analytes. After separation, the analytes are immobilized on the separation bed and then ionized using matrix-assisted laser desorption/ionization (MALDI) for use with a mass spectrometer. The nanoparticles can be coated with polymers that activate to immobilize the analytes or assist with MALDI. The separation can occur in two dimensions. | 10-01-2015 |
Patent application number | Description | Published |
20090266577 | Cable with offset filler - The present invention relates to cables made of twisted conductor pairs. More specifically, the present invention relates to twisted pair communication cables for high-speed data communications applications. A twisted pair including at least two conductors extends along a generally longitudinal axis, with an insulation surrounding each of the conductors. The conductors are twisted generally longitudinally along the axis. A cable includes at least two twisted pairs and a filler. At least two of the cables are positioned along generally parallel axes for at least a predefined distance. The cables are configured to efficiently and accurately propagate high-speed data signals by, among other functions, limiting at least a subset of the following: impedance deviations, signal attenuation, and alien crosstalk along the predefined distance. | 10-29-2009 |
20110252635 | Cable with offset filler - The present invention relates to cables made of twisted conductor pairs. More specifically, the present invention relates to twisted pair communication cables for high-speed data communications applications. A twisted pair including at least two conductors extends along a generally longitudinal axis, with an insulation surrounding each of the conductors. The conductors are twisted generally longitudinally along the axis. A cable includes at least two twisted pairs and a filler. At least two of the cables are positioned along generally parallel axes for at least a predefined distance. The cables are configured to efficiently and accurately propagate high-speed data signals by, among other functions, limiting at least a subset of the following: impedance deviations, signal attenuation, and alien crosstalk along the predefined distance. | 10-20-2011 |
20130341067 | CABLE WITH OFFSET FILTER - The present invention relates to cables made of twisted conductor pairs. More specifically, the present invention relates to twisted pair communication cables for high-speed data communications applications. A twisted pair including at least two conductors extends along a generally longitudinal axis, with an insulation surrounding each of the conductors. The conductors are twisted generally longitudinally along the axis. A cable includes at least two twisted pairs and a filler. At least two of the cables are positioned along generally parallel axes for at least a predefined distance. The cables are configured to efficiently and accurately propagate high-speed data signals by, among other functions, limiting at least a subset of the following: impedance deviations, signal attenuation, and alien crosstalk along the predefined distance. | 12-26-2013 |
Patent application number | Description | Published |
20110051341 | Datacommunications/Telecommunications Patching Systems with Integrated Connectivity Module - A module adapted for use with a datacommunications equipment mounting structure includes: a generally upright divider panel; a cover panel disposed generally parallel to the divider panel, the cover panel and divider panel being spaced apart from each other to form a gap; and a plurality of telecommunications cables, each of the telecommunications cables comprising a plurality of telecommunications patch cords, the cables comprising bundled patch cords at a first end and unbundled patch cords at a second opposite end, the cables being positioned in the gap between the divider panel and cover panel. The bundled patch cords at the cable first end include first interconnection terminals, and the unbundled patch cords at the second end include second interconnection terminals. The first terminals are located at first edges of the divider and cover panels. The unbundled patch cords are separately moveable between a stored position, in which the second terminals are located at second edges of the divider and cover panels, and an extended position, in which the second terminals are positioned away from the second edges of the divider and cover panels. | 03-03-2011 |
20130266283 | DATACOMMUNICATIONS/TELECOMMUNICATIONS PATCHING SYSTEMS WITH INTEGRATED CONNECTIVITY MODULE - A module adapted for use with a datacommunications equipment mounting structure includes: a generally upright divider panel; a cover panel disposed generally parallel to the divider panel, the cover panel and divider panel being spaced apart from each other to form a gap; and a plurality of telecommunications cables, each of the telecommunications cables comprising a plurality of telecommunications patch cords, the cables comprising bundled patch cords at a first end and unbundled patch cords at a second opposite end, the cables being positioned in the gap between the divider panel and cover panel. The bundled patch cords at the cable first end include first interconnection terminals, and the unbundled patch cords at the second end include second interconnection terminals. The first terminals are located at first edges of the divider and cover panels. The unbundled patch cords are separately moveable between a stored position, in which the second terminals are located at second edges of the divider and cover panels, and an extended position, in which the second terminals are positioned away from the second edges of the divider and cover panels. | 10-10-2013 |
Patent application number | Description | Published |
20090025977 | REMOVABLE CABLE GLAND - A removable cable gland includes a two-piece fitting which may be laterally assembled over a cable, as opposed to a cable being fed through an opening in the fitting. A two-piece compression nut may also be laterally assembled over the cable. The two pieces of the compression nut are slid together along a longitudinal direction of the cable by a tongue and groove arrangement. The two pieces of the fitting are plugged together in a direction perpendicular to the longitudinal direction of the cable. Once first threads of the fitting are engaged to second threads of the compression nut, the two-piece fitting is locked together by the surrounding compression nut. Simultaneously, the two-piece compression nut is locked together, such that the tongue may not slide longitudinally relative to the groove, due to the first and second thread engagement. | 01-29-2009 |
20090074359 | SHUTTERED ADAPTER - A shuttered adapter for a communications connector is formed of two pieces in the form of a retainer and a door. The retainer is formed of plastic and includes facing resilient lips for snap-on attachment to a connector body. A resilient tab and a first hinge portion are integrally formed as features of the retainer during an initial molding process of the retainer. The door is formed of plastic and includes a second hinge portion integrally formed therewith during an initial molding process of the door. The second hinge portion is attached to the first hinge portion to permit the door to pivot relative to the retainer. The resilient tab contacts a top of the door to urge the door into a position covering an opening in the connector for receiving a mating connector. | 03-19-2009 |
20090196553 | METHODS FOR FORMING CONNECTORIZED FIBER OPTIC CABLING - A connectorized fiber optic cabling assembly includes a loose tube fiber optic cable and a connector assembly. The cable has a termination end and includes: an optical fiber bundle including a plurality of optical fibers; at least one strength member; and a jacket surrounding the optical fiber bundle and the at least one strength member. The connector assembly includes a rigid portion and defines a fiber passage. The connector assembly is mounted on the termination end of the cable such that the optical fiber bundle extends through at least a portion of the fiber passage. The plurality of optical fibers of the optical fiber bundle have a ribbonized configuration in the rigid portion of the connector assembly and a loose, non-ribbonized configuration outside the rigid portion. The plurality of optical fibers undergo a transition from the ribbonized configuration to the loose, non-ribbonized configuration in the rigid portion of the connector assembly. According to some embodiments, the rigid portion of the connector assembly includes a rigid connector housing. | 08-06-2009 |
20090252459 | Expanded beam connector concepts - A terminus for a fiber optic cable includes a ferrule. In one embodiment, an optical fiber of the cable passes through a central bore of the ferrule and is attached to a lens seated in a conical or cylindrical seat formed in an end surface of the ferrule by an epoxy. In a second embodiment, an optical fiber of the cable passes through the central bore of the ferrule. Next, a cap sleeve with a lens therein is slid over and attached to the ferrule such that the lens abuts or is attached to the optical fiber. In either embodiment, an inspection slot may optionally be formed in the ferrule and/or the cap sleeve to allow a technician to inspect the state of the attachment and/or abutment and/or spacing of the optical fiber and lens. | 10-08-2009 |
20100027952 | HINGED CABLE GUIDE PANEL PROVIDING ACCESS TO PANEL REAR - A cable guide includes a hinge support having a first end and a second end, a panel hingedly connected to the hinge support and having at least one through-opening, and at least one cable connection module, having a front and a rear, mounted in the at least one through-opening, the at least one cable connection module front having at least one port accessible from the front side of the panel and the cable connection module rear having at least one port accessible from the rear side of the panel, the cable guide also including a first arm projecting away from the first end of the hinge support, the first arm having at least one cable aperture configured to receive a cable. | 02-04-2010 |
20100254659 | Methods for Forming Connectorized Fiber Optic Cabling - A connectorized fiber optic cabling assembly includes a loose tube fiber optic cable and a connector assembly. The cable has a termination end and includes: an optical fiber bundle including a plurality of optical fibers; at least one strength member; and a jacket surrounding the optical fiber bundle and the at least one strength member. The connector assembly includes a rigid portion and defines a fiber passage. The connector assembly is mounted on the termination end of the cable such that the optical fiber bundle extends through at least a portion of the fiber passage. The plurality of optical fibers of the optical fiber bundle have a ribbonized configuration in the rigid portion of the connector assembly and a loose, non-ribbonized configuration outside the rigid portion. The plurality of optical fibers undergo a transition from the ribbonized configuration to the loose, non-ribbonized configuration in the rigid portion of the connector assembly. According to some embodiments, the rigid portion of the connector assembly includes a rigid connector housing. | 10-07-2010 |
20100310225 | HIGH DENSITY PATCHING SYSTEM FOR CABLE AND OPTICAL FIBER - A communication patching system includes a platform configured to support a plurality of cables and a first panel pivotably mounted to the platform, the first panel having at least one holder for securing communications adapters to the first panel. A first set of communications adapters is connected to the platform, and a second set of communications adapters mounted in the at least one holder. The first panel is pivotable between a first position in which the second set of communications adapters is spaced from the first set of communications adapters by a first distance and a second position in which the second set of communications adapters is spaced from the first set of communications adapters by a second distance greater than the first distance. | 12-09-2010 |
20120040539 | Datacommunications Modules, Cable-Connector Assemblies and Components Therefor - A combination includes: (a) a communications module including: a housing; a printed wiring board mounted within the housing; a plurality of RJ-45 jacks mounted on the printed wiring board and accessible from one side of the housing; and a single module connector mounted to the printed wiring board and electrically connected to the RJ-45 jacks, connector being accessible from a second side of the housing; and (b) a cable-connector assembly including: a cable comprising a plurality of subunits, each of the subunits comprising a jacket and a plurality of twisted pairs of conductors positioned within the jacket; and a single cable connector mounted to the printed circuit board and electrically connected to the conductors of the cable subunits. The module connector is attached to the cable connector. | 02-16-2012 |
20120211447 | Communication Shelf Having Supports for Pivotable Adapter Panels and Method of Mounting Adapter Panels Therein - A communications shelf configured to support at least one communications adapter panel includes first and second spaced sidewalls and a first bracket mounted at the first sidewall, the first bracket including a mounting portion fixed relative to the first sidewall and a cantilevered portion projecting away from the first bracket mounting portion and having an end, the first bracket cantilevered portion being configured to shift from a first position wherein the first bracket cantilevered portion end is spaced a first distance from the first sidewall to a second position wherein the first bracket cantilevered end is spaced a second, smaller distance, from the first sidewall under application of a force and to return to the first position when the force is discontinued, the first bracket cantilevered portion including at least one pivot pin or at least one opening forming a bearing for a pivot shaft. | 08-23-2012 |
20130177280 | Expanded Beam Connector Concepts - A terminus for a fiber optic cable includes a ferrule. In one embodiment, an optical fiber of the cable passes through a central bore of the ferrule and is attached to a lens seated in a conical or cylindrical seat formed in an end surface of the ferrule by an epoxy. In a second embodiment, an optical fiber of the cable passes through the central bore of the ferrule. Next, a cap sleeve with a lens therein is slid over and attached to the ferrule such that the lens abuts or is attached to the optical fiber. In either embodiment, an inspection slot may optionally be formed in the ferrule and/or the cap sleeve to allow a technician to inspect the state of the attachment and/or abutment and/or spacing of the optical fiber and the lens. | 07-11-2013 |
20140191427 | SELECTIVE UV CURING OF EPOXY ADJACENT TO OPTICAL FIBERS BY TRANSMITTING UV ENERGY THROUGH THE FIBER CLADDING - A method and system for affixing multi-core fiber (MCF) within a ferrule includes a UV light source and a light guide. MCFs are placed into epoxy filled holders, e.g., channels or v-grooves, of a ferrule. A first MCF in a first holder is clocked to orient its cores to a desired position. The light source is activated, and the light from the light guide is launched into a cladding layer of the first MCF. The light in the cladding layer will stay in the cladding layer until it reaches the portion of the first MCF in contact with the epoxy, where the light will leak out due to the similarity in the index of refraction. The leaking light will at least partially cure the epoxy to affix the first MCF within the first holder. The process may then be repeated for the remaining MCFs, so that each MCF may be clocked and affixed selectively rather than collectively. | 07-10-2014 |
20150177465 | METHODS FOR FORMING CONNNECTORIZED FIBER OPTIC CABLING - A connectorized fiber optic cabling assembly includes a loose tube fiber optic cable and a connector assembly. The cable has a termination end and includes: an optical fiber bundle including a plurality of optical fibers; at least one strength member; and a jacket surrounding the optical fiber bundle and the at least one strength member. The connector assembly includes a rigid portion and defines a fiber passage. The connector assembly is mounted on the termination end of the cable such that the optical fiber bundle extends through at least a portion of the fiber passage. The plurality of optical fibers of the optical fiber bundle have a ribbonized configuration in the rigid portion of the connector assembly and a loose, non-ribbonized configuration outside the rigid portion. The plurality of optical fibers undergo a transition from the ribbonized configuration to the loose, non-ribbonized configuration in the rigid portion of the connector assembly. According to some embodiments, the rigid portion of the connector assembly includes a rigid connector housing. | 06-25-2015 |
Patent application number | Description | Published |
20100007958 | PROCESS OF FORMING A LIGHT BEAM PATH IN A DIELECTRIC MIRROR - An optical mirror element includes an optically transmissive element having a first surface and a second surface, and a reflective coating layer on the first surface that defines a mirror surface. A first portion of the first surface does not include the reflective coating layer such that the first portion defines an optically transmissive window in the mirror surface. Q method of forming an optical mirror element having a window portion includes providing an optical element, masking a first portion of a first surface of the optical element, and thereafter applying a reflective coating to the first surface so as to define a reflective surface, wherein the masked portion defines a transmissive region in the reflective surface. The exposed portion of the first surface may be coated with an anti-reflective coating, either before or after the reflective coating is applied. | 01-14-2010 |
20100091290 | SURFACE PREPARATION METHOD FOR ELIMINATING OPTICAL INTERFERENCE FROM ABSORPTION CAVITY MIRRORS - Optical mirror elements having a diffusive backing, methods for making such optical mirror elements, and devices incorporating such optical mirror elements. The optical mirror element typically includes a first, reflective surface, and a second surface having uneven or granular features, wherein light passing through the first surface is diffusely reflected by the uneven or granular features of the second surface. The optical mirror elements are particularly well suited for use in Herriott Cell arrangements in gas analyzers. | 04-15-2010 |
20110259850 | PROCESS FOR FORMING A LIGHT BEAM PATH IN A DIELECTRIC MIRROR - An optical mirror element includes an optically transmissive element having a first surface and a second surface, and a reflective coating layer on the first surface that defines a mirror surface. A first portion of the first surface does not include the reflective coating layer such that the first portion defines an optically transmissive window in the mirror surface. Q method of forming an optical mirror element having a window portion includes providing an optical element, masking a first portion of a first surface of the optical element, and thereafter applying a reflective coating to the first surface so as to define a reflective surface, wherein the masked portion defines a transmissive region in the reflective surface. The exposed portion of the first surface may be coated with an anti-reflective coating, either before or after the reflective coating is applied. | 10-27-2011 |
Patent application number | Description | Published |
20110054803 | Method and Apparatus for Determining Gas Flux - Disclosed embodiments of the present invention provide means to obtain correct gas density and flux measurements using (i) gas analyzer (open-path, or closed-path gas analyzers with short intake tube, for example 1 m long, or any combination of the two); (ii) fast temperature or sensible heat flux measurement device (such as, fine-wire thermocouple, sonic anemometer, or any other device providing fast accurate gas temperature measurements); (iii) fast air water content or latent heat flux measurement device (such as, hygrometer, NDIR analyzer, any other device providing fast accurate gas water content measurements); (iv) vertical wind or sampling device (such as sonic anemometer, scintillometer, or fast solenoid valve, etc.) and (v) algorithms in accordance with the present invention to compute the corrected gas flux, compensated for T-P effects. In case when water factor in T-P effects is negligible, the fast air water content or latent heat flux measurement device (item iii in last paragraph) can be excluded. | 03-03-2011 |
20110242659 | MULTI-PASS OPTICAL CELL WITH ACTUATOR FOR ACTUATING A REFLECTIVE SURFACE - A multi-pass optical cell with an actuator for actuating a reflective surface is provided. In one preferred embodiment, an apparatus is provided comprising a first reflective surface, a second reflective surface, and a support structure supporting the first and second reflective surfaces. The support structure positions the first and second reflective surfaces to create an optical cell. The apparatus also comprises a source and a detector, which are positioned such that light emitted from the source is reflected in the optical cell at least one time between the first and second reflective surfaces before reaching the detector. The apparatus further comprises an actuator coupled with and operative to actuate the first reflective surface. In some embodiments, the actuator rotates the first reflective surface. Also, in some embodiments, the multi-pass optical cell is an open path multi-pass optical cell, while, in other embodiments, the multi-pass optical cell is a closed path multi-pass optical cell. | 10-06-2011 |
20110270534 | METHOD AND APPARATUS FOR DETERMINING GAS FLUX - Disclosed embodiments of the present invention provide means to obtain correct gas density and flux measurements using (i) gas analyzer (open-path, or closed-path gas analyzers with short intake tube, for example 1 m long, or any combination of the two); (ii) fast temperature or sensible heat flux measurement device (such as, fine-wire thermocouple, sonic anemometer, or any other device providing fast accurate gas temperature measurements); (iii) fast air water content or latent heat flux measurement device (such as, hygrometer, NDIR analyzer, any other device providing fast accurate gas water content measurements); (iv) vertical wind or sampling device (such as sonic anemometer, scintillometer, or fast solenoid valve, etc.) and (v) algorithms in accordance with the present invention to compute the corrected gas flux, compensated for T-P effects. In case when water factor in T-P effects is negligible, the fast air water content or latent heat flux measurement device (item iii in last paragraph) can be excluded. | 11-03-2011 |