Patent application number | Description | Published |
20080285932 | FIBER PATCH PANEL - A system may include a housing and a patch panel located within the housing. The patch panel may include a connection plate, and a matrix of fiber connectors connected to the connection plate and arranged to receive optical fibers in a vertical direction. | 11-20-2008 |
20090067838 | HIGH PERFORMANCE GIGABIT PASSIVE OPTICAL NETWORK - A device determines a bandwidth demand for traffic provided between a line terminal (LT) and multiple optical network terminals (ONTs), and dynamically tunes, based on the determined bandwidth demand, one or more tunable filters provided in the LT and the multiple ONTs to one of balance the traffic, protect the traffic, or increase available bandwidth for the traffic. | 03-12-2009 |
20090154925 | HIGH PERFORMANCE GIGABIT PASSIVE OPTICAL NETWORK - A system includes an optical line terminal (OLT) that includes an OLT transmitter. The OLT transmitter includes one or more fixed wavelength optical sources that generate an optical signal at a first wavelength, and an optical waveguide that transmits the optical signal at the first wavelength in an optical network. | 06-18-2009 |
20100046885 | METHOD AND APPARATUS FOR PROVIDING AN AUTOMATED PATCH PANEL - An approach is provided for an automated patch panel. A command is received to change a connection state of an optic patch cord. A robotic arm is controlled to change the connection state of the optic patch cord with respect to a particular port of a plurality of ports disposed about a disk-shaped face of a docking panel. | 02-25-2010 |
20100086259 | FIBER PATCH PANEL - A system may include a housing and a patch panel located within the housing. The patch panel may include a connection plate, and a matrix of fiber connectors connected to the connection plate and arranged to receive optical fibers in a vertical direction. | 04-08-2010 |
20100303432 | OPTICAL DEVICE CLEANING - An optical device may include first and second male connectors and a patch panel that includes through holes for interconnecting the first male connectors and the second male connectors. The optical device may also include a patch panel cleaner to automatically clean the through holes of the patch panel, and a connector cleaner to automatically clean the first male connectors or the second male connectors. | 12-02-2010 |
20110217042 | HIGH PERFORMANCE GIGABIT PASSIVE OPTICAL NETWORK - A system includes an optical line terminal (OLT) that includes an OLT transmitter. The OLT transmitter includes one or more fixed wavelength optical sources that generate an optical signal at a first wavelength, and an optical waveguide that transmits the optical signal at the first wavelength in an optical network. | 09-08-2011 |
20120189247 | METHOD AND APPARATUS FOR PROVIDING AN AUTOMATED PATCH PANEL - An approach is provided for an automated patch panel. A command is received to change a connection state of an optic patch cord. A robotic arm is controlled to change the connection state of the optic patch cord with respect to a particular port of a plurality of ports disposed about a disk-shaped face of a docking panel. | 07-26-2012 |
20120195428 | QUANTUM KEY DISTRIBUTION SYSTEM - A method is provided for distributing quantum cryptographic keys. The method includes receiving, from an initial quantum key generating transmitter, a first signal via a single combined channel that includes a first quantum signal and a public data signal alternating in a time shared manner. The first signal is split into a first split signal and a second split signal. A low attenuation is applied to the first split signal when the first split signal includes the first quantum signal. A high attenuation is applied to the first split signal when the second split signal includes the public data signal. The first split signal is received at an intermediate quantum key generating receiver when the low attenuation is applied. The initial quantum key generating transmitter is corresponded with to generate a first quantum key. A second quantum signal is transmitted to a recipient quantum key generating receiver. The recipient quantum key generating receiver is corresponded with to generate a second quantum key. The first quantum key is encoded using the second quantum key. The encoded first quantum key is transmitted to the recipient quantum key generating receiver. | 08-02-2012 |
20130186444 | FIELD-DEPLOYABLE CABLE-SPLICING OUTDOOR-SHELTER - Apparatus and methodology providing, a portable enclosed space in an outdoors setting, the space being free from environmentally-induced distractions. A technician can perform a mechanical or fusion splice on an optical fiber inside the space. Splicing or fusing miniscule optical fibers is challenging out of doors, particularly when distracted b wind, rain, snow, sun-glare, bugs, animals, etc. A tent is supported by a “spine” support structure modularly constructed by the technician in the outdoors location where an optical fiber operation shall take place. A splice-tray is affixed to the spine, the tray height being adjustable to accommodate that technician and provide an approximately horizontal work surface. The tent can be used on soft ground, hard pavement, leaning against utility poles or further supported by attachment to overhead cables. The technician can perform delicate operations on optical cables inside the tent with outside distractions mitigated. | 07-25-2013 |
20130219683 | DECORATIVE MICRODUCT CONDUIT - System and method for inserting cable, such as fiber optic cable, into micro-duct and, simultaneously, installing that micro-duct inconspicuously atop baseboard molding or beneath crown molding against walls inside a building, thereby storing dormant cable in installed micro-duct ready to be pressed into service when the occupant requests that service. Color of the micro-duct is the same as, or blends with, color of the baseboard, or the crown molding to make presence of micro-duct as unobtrusive as possible. A special tool is provided for this purpose allowing one person, acting as solitary installer, to perform the installation without help from other people. Bend elbows are provided to prevent severely short bend radii and, thereby, prevent breakage of glass fibers or deteriorated transmission due to insertion loss. Removable splice cover hides splices. Laser test beam can locate optical fiber breaks. | 08-29-2013 |
20140140704 | SYSTEM AND METHOD FOR OBTAINING OPTICAL SIGNAL INFORMATION - A system is provided for identifying signal propagation information. The system includes at least one component configured to receive an optical input signal and to emit an optical output signal. The emitted optical output signal is representative of the optical input signal, and is associated with characteristic information indicative of the component. A processor is also included, the processor being configured to sense the optical output signal and correlate the characteristic information with said component. | 05-22-2014 |
20140353561 | SYSTEM AND METHOD FOR GUIDING A CABLE - An apparatus and method for pulling an article such as a cable are disclosed. The apparatus includes a body having a portion configured to releasably secure the article. A compression force can be applied to secure the article and prevent slippage. A connector is provided at an end of the apparatus to facilitate attachment of a guide such as a thread. | 12-04-2014 |
20150043878 | ALIGNMENT FOR SPLICING MULTI-CORE OPTICAL FIBERS - A multi-core optical fiber may include a cladding with a cross section having a central region and an outside diameter. Multiple transmission cores are arranged symmetrically within the central region of the cladding, extending parallel to a central axis of the multi-core optical fiber. Multiple alignment cores are arranged within the cladding, extending parallel to the central axis of the multi-core optical fiber and near the outside diameter of the cladding so that each of the multiple alignment cores are visible through a side view of the cladding. Ends of similarly configured multi-core optical fibers may be mated and aligned. Alignment cores of a first multi-core optical fiber may be aligned with alignment cores of a second multi-core optical fiber using a side view of the mating interface. Aligning the alignment cores causes multiple transmission cores with the multi-core optical fibers to also align. | 02-12-2015 |
20150043916 | METHOD AND SYSTEM FOR PROVIDING DEDICATED SERVICE ON A PASSIVE OPTICAL NETWORK - An approach for providing dedicated service in a passive optical network (PON) is described. A dedicated service generates a multi-wavelength optical signal comprising a plurality of sub-signals corresponding to carrier wavelengths, modulate the plurality of sub-signals simultaneously with a content signal and transmit the plurality of sub-signals to one or more respective subscribers over an optical distribution network. | 02-12-2015 |
20150049995 | HYBRID OPTICAL FIBER CABLE - A hybrid optical fiber cable is disclosed for supplying both signals and power. The hybrid optical fiber cable includes an inner jacket and an outer jacket. Multiple power supply lines and optical fiber signal lines are disposed within the inner jacket. The optical fiber signal lines are used only for transmitting video, data, voice, and/or control signals through the hybrid optical fiber cable. A grounding portion is also provided between the inner jacket and the outer jacket in order to provide a return current path for the hybrid optical fiber cable. | 02-19-2015 |
20150063766 | CABLE SPLICING FIXTURE - An alignment fixture is configured to receive a group of optical fibers with each of the optical fibers having a coating and a bare fiber end. The fixture includes a first end configured to permit insertion of the optical fibers into a body of the fixture and a second end configured to align the bare fiber ends of the optical fibers in a particular arrangement. The fixture includes channels extending from the first end to the second end. An insertion point of each channel is at least twice the diameter of a coating of the one of the optical fibers. An exit point of each channel is narrower than the insertion point and is configured to position the bare fiber end of the optical fiber in the particular arrangement within a desired tolerance relative to other optical fibers. The alignment fixture enables easy splice alignment and protection in the field. | 03-05-2015 |
20150071591 | V-GROOVE FERRULE MATING SLEEVE - A ferrule sleeve includes a sleeve body, where the sleeve body is shaped in a V and includes a V-shaped groove that runs a length of a first side of the sleeve body. The ferrule sleeve further includes a sleeve cover, having a flat, rectangular shape, which fits into an opening of the V-shaped groove of the sleeve body. The ferrule sleeve further includes a cover spring that fits into the opening of the V-shaped groove of the sleeve body adjacent the spring cover, wherein the sleeve cover and the cover spring, when a first cylindrical ferrule is inserted within the V-shaped groove act to hold the first cylindrical ferrule within the V-shaped groove and prevent the first cylindrical ferrule from rotating, or from moving in a longitudinal. | 03-12-2015 |
20150086155 | DYNAMIC COMMUNICATION SPLITTER - Methods and systems for splitting an initiated signal are disclosed. An exemplary system may include a transmitter configured to selectively transmit an initiated signal, and a signal splitter in communication with the transmitter. The signal splitter may be configured to selectively split the initiated signal into a plurality of recipient signals for a plurality of recipient lines in communication with the transmitter. The signal splitter may be configured to selectively modify a number of recipient signals, e.g., by adjusting a spot size of the initiated signal on the signal splitter. | 03-26-2015 |
20150086207 | COMB LASER OPTICAL TRANSMITTER AND ROADM - A device may use a comb laser in dense wavelength division multiplexed transmitter and/or reconfigurable optical add or drop multiplexer. The device may include a comb laser to provide a source beam having a plurality of wavelengths. The device may further include a wavelength separator to create a plurality of beams from the source beam, where the wavelength separator is coupled to the comb laser. Each beam from the plurality of beams is centered at a different wavelength. The device may further include processors coupled to the wavelength separator, where the processors separately process each beam. The device may further include a wavelength combiner which is coupled to the plurality of processors. The wavelength combiner merges the plurality of beams into an output beam having a plurality of wavelengths. | 03-26-2015 |