Patent application number | Description | Published |
20110080580 | OPTICAL SIGNAL PROCESSING WITH MODELOCKED LASERS - The invention relates to scanning pulsed laser systems for optical imaging. Coherent dual scanning laser systems (CDSL) are disclosed and some applications thereof. Various alternatives for implementation are illustrated. In at least one embodiment a coherent dual scanning laser system (CDSL) includes two passively modelocked fiber oscillators. In some embodiments an effective CDSL is constructed with only one laser. At least one embodiment includes a coherent scanning laser system (CSL) for generating pulse pairs with a time varying time delay. A CDSL, effective CDSL, or CSL may be arranged in an imaging system for one or more of optical imaging, microscopy, micro-spectroscopy and/or THz imaging. | 04-07-2011 |
20120281720 | BROADBAND GENERATION OF COHERENT CONTINUA WITH OPTICAL FIBERS - Coherent and compact supercontinuum light sources for the mid IR spectral regime and exemplary applications are disclosed based on the use highly nonlinear fibers or waveguides. In at least one embodiment the coherence of the supercontinuum sources is increased using nonlinear material with an elevated vibrational contribution to the nonlinear response function. Compact supercontinuum light sources can be constructed with the use of passively mode locked fiber or diode lasers. Wavelength tunable sources can be constructed using appropriate optical filters or frequency conversion sections. | 11-08-2012 |
20150380892 | OPTICAL SIGNAL PROCESSING WITH MODELOCKED LASERS - The invention relates to scanning pulsed laser systems for optical imaging. Coherent dual scanning laser systems (CDSL) are disclosed and some applications thereof. Various alternatives for implementation are illustrated. In at least one embodiment a coherent dual scanning laser system (CDSL) includes two passively modelocked fiber oscillators. In some embodiments an effective CDSL is constructed with only one laser. At least one embodiment includes a coherent scanning laser system (CSL) for generating pulse pairs with a time varying time delay. A CDSL, effective CDSL, or CSL may be arranged in an imaging system for one or more of optical imaging, microscopy, micro-spectroscopy and/or THz imaging. | 12-31-2015 |
Patent application number | Description | Published |
20110088940 | Modular Electromagnetically Shielded Enclosure - An electromagnetically shielded enclosure is disclosed. One such system includes a continuously welded shell having a top, a bottom, and a plurality of side walls cooperating to enclose an interior volume, the interior volume sized to receive electronic equipment and allow human entry. The enclosure is constructed from electromagnetically conductive materials and includes continuous welds along seams joining each material. The enclosure includes a sally port located within the enclosure. The sally port includes a first door in one of the plurality of side walls and constructed from electromagnetically conductive materials. The sally port also includes a second door constructed from electromagnetically conductive materials. The sally port defines a secondary interior volume within the enclosure sized to allow human entry through either the first or second door. | 04-21-2011 |
20110222249 | Electromagnetically Shielded Power Module - An electromagnetically shielded power module and data center including such a module are disclosed. In one example, the electromagnetically shielded power module includes an electromagnetically shielded enclosure including a shell and at least one door, the enclosure surrounding and providing electromagnetic shielding for an interior volume. The electromagnetically shielded power module also includes a power delivery control module positioned within the interior volume and configured to monitor filtered power received into the interior volume of the electromagnetically shielded enclosure. The electromagnetically shielded power module further includes a plurality of power distribution units positioned within the interior volume and configured to receive filtered power from the power delivery control module and route power to one or more computing systems. The electromagnetically shielded power module also includes a stored energy system positioned within the interior volume and configured to deliver energy to the power distribution unit upon detection of an interruption of filtered power to the power delivery control module. | 09-15-2011 |
20120019965 | Continuous Uninterruptable AC Grounding System for Power System Protection - A continuous grounding system for use in an alternating current system including a transformer is disclosed. The system includes a switch assembly connected between a transformer neutral of a transformer and a ground, the switch assembly having an open position and a closed position, the open position disrupting the path through the switch assembly between the electrical connection and the transformer neutral, and the closed position establishing a path connecting the electrical connection to the transformer neutral through the switch assembly, wherein in normal operation of the alternating current electrical device the switch assembly remains in a closed position. The system also includes a DC blocking component positioned in parallel with the switch assembly and connected between the transformer neutral and the ground. The system further includes a control circuit configured to control the switch assembly, the control circuit including a sensor configured to actuate the switch assembly to an open position upon detection of a predetermined harmonic signal threshold at one of the transformer phases or a predetermined threshold of DC current between the transformer neutral and ground. | 01-26-2012 |
20120140431 | Electromagnetically-Protected Electronic Equipment - Equipment and systems for protecting electronics against damage or upsets from electromagnetic pulse (HEMP or EMP), intentional electromagnetic interference (IEMI), and high power RF weapons are disclosed. This equipment can include a shielding arrangement includes a metallic enclosure having an interior volume defining a protected portion and an unprotected portion separated by an electromagnetically shielding barrier, and having a portal providing access to the protective portion and including an access opening, a shielding cover sized to cover the access opening, and an electromagnetically sealing gasket positioned around a perimeter of the access opening. The shielding arrangement also includes one or more filters positioned at least partially within the unprotected portion and along the electromagnetically shielding barrier to dampen electromagnetic signals and/or power signals outside a predetermined acceptable range. In some cases, waveguides beyond cutoff are included, to provide passage of optical signals or airflow through the enclosure. | 06-07-2012 |
20120243846 | Integrated Security Video and Electromagnetic Pulse Detector - The present invention relates systems and methods of electromagnetic protection for integrated video and electromagnetic detector security system equipment. A security system configured to be protected from electromagnetic events or attacks includes a quantity of video cameras and a quantity of electromagnetic event detectors disposed at a facility. The system also includes an electromagnetically-shielded cabinet containing computing equipment and a storage media. The electromagnetically-shielded cabinet is configured to receive data from each of the quantity of video cameras and electromagnetic detectors and store the data on the storage media, whereby, in the event of an electromagnetic event, information at the time of the event can be preserved on the storage media. Additionally, the electromagnetic detectors can trigger the video cameras to scan the surrounding area once an electromagnetic event has been detected such that images of suspicious vehicles, persons, packages or other items can be recorded for future forensic investigations. | 09-27-2012 |
20120326729 | Lower Power Localized Distributed Radio Frequency Transmitter - Methods and systems are disclosed for wireless communication, and in particular using a coaxial antenna for distributed wireless transmission. In one example, a wireless transmitter is disclosed that includes a radio frequency signal source and a coaxial cable including a near end and a far end. The near end is electrically connected to the radio frequency signal source and configured to receive signals from the radio frequency signal source. The coaxial cable has an inner conductor and an outer conductor. The wireless transmitter includes a shorting connection at the far end of the coaxial cable, the shorting connection electrically connecting the inner conductor and the outer conductor, and a plurality of openings along the coaxial cable spaced at predetermined locations to output signals generated by the radio frequency signal source. The invention can be used for RF attenuation monitoring and/or testing applications. | 12-27-2012 |
20140334054 | OVERVOLTAGE PROTECTION FOR POWER SYSTEMS - Electrical protection devices, such as for use with power systems for overvoltage protection, are disclosed. One electrical protection device includes a first electrical connection, a second electrical connection, a first electrical discharge device, and a second electrical discharge device. The first electrical discharge device includes a first conductive bus connected to the first electrical connection and a second conductive bus connected to the second electrical connection. The first electrical discharge device has a first breakdown voltage. The second electrical discharge device includes a third conductive bus connected to the first electrical connection and a fourth conductive bus connected to the second electrical connection. The second electrical discharge device has a second breakdown voltage. | 11-13-2014 |
Patent application number | Description | Published |
20130066604 | COMPUTER-IMPLEMENTED METHOD FOR CREATING A MODEL OF A TECHNICAL SYSTEM - A computer-implemented method for creating a model of a technical system is provided. The model includes at least two model components of a same class, and each model component has at least one input and/or at least one output. Links are established between the inputs and the outputs of the model components. At least one first selection of inputs and/or outputs of at least one of the model components is made, and at least one additional, second selection of inputs and/or outputs of at least one of the model components is made, and the inputs and/or the outputs of the first selection are displayed in list form in a first column of a display, and the inputs and/or the outputs of the second selection are displayed in list form in a second column of the display. | 03-14-2013 |
20130304448 | CONFIGURATION DEVICE FOR CONFIGURING A MODEL OF A TECHNICAL SYSTEM - A configuration tool includes a tangible, non-transitory computer-readable medium having computer-executable instructions for configuring a model of a technical system and displaying the model on a display connected to a computer. The model includes at least two model components. Each model component has at least one port. Each model component is displayable in an expanded component representation on the display. The at least one port of each model component is connectable to at least one port of another model component by port association lines. Each model component is displayable in an expanded line representation on the display along with the at least one port and the port association lines of each model component. At least for one selected model component the port association lines connected to ports of the selected model component can be selected to be displayed in a reduced line representation. | 11-14-2013 |
20150039283 | CONFIGURATION TOOL FOR CONFIGURING A MODEL OF A TECHNICAL SYSTEM - A configuration tool includes a tangible, non-transitory computer-readable medium having computer-executable instructions for configuring a model of a technical system and displaying the model on a display connected to a computer. The model includes at least two model components. Each model component has at least one port. Each model component is displayable in an expanded component representation on the display. The at least one port of each model component is connectable to at least one port of another model component by port association lines. Each model component is displayable in an expanded line representation on the display along with the at least one port and the port association lines of each model component. At least for one selected model component the port association lines connected to ports of the selected model component can be selected to be displayed in a reduced line representation. | 02-05-2015 |
Patent application number | Description | Published |
20110024069 | METHOD FOR OPTIMIZING THE ENERGY BALANCE IN FORMING SECTIONS IN MACHINES FOR THE PRODUCTION OF FIBROUS WEBS, AND FORMING SECTION - The invention relates to a method for optimizing the energy balance of a forming section in a machine for producing fibrous webs, in which a fiber suspension, which is fed to the forming section by way of a material ramp after the immobility point is reached, is passed through at least two dewatering units within a compression zone and to a subsequent functional unit. The invention is characterized in that a setpoint value for a target dryness to be set is predefined based on the existing dewatering elements as a function of a theoretical maximum achievable dryness under plant conditions in the area of the transition zone, said setpoint being selected such that it is less than the theoretical maximum achievable dryness but is equal to or greater than a required minimum dryness in the area of the transition zone, and that the target dryness is controlled by lowering the inlet dryness at one of the last dewatering units disposed in the direction of passage of the fiber suspension within the compression zone. | 02-03-2011 |
20120145346 | METHOD FOR OPTIMIZING THE ENERGY BALANCE IN FORMING SECTIONS IN MACHINES FOR THE PRODUCTION OF FIBROUS WEBS, AND FORMING SECTION - A forming section in a machine for producing a web of fibrous material includes a control and/or regulating system including a control and/or regulating device which is connected with at least one device for at least indirect acquisition of one value at least indirectly characterizing the dry content of the fibrous web in a transfer area from the forming section to a following function unit, with a device for input of a desired value for the target dry content, and with at least the control elements of an individual dewatering unit located prior to one of the last dewatering units, or the last dewatering unit inside the compression zone. The control and/or regulating device also includes a device for creating the control variables for controlling the individual dewatering units. | 06-14-2012 |
20120193059 | METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT - A method for operating a sheet-forming unit of a papermaking machine. At least one fibrous material suspension is fed to a headbox and is conducted in a plurality of turbulence-generating channels to form sub-flows, and fed to a nozzle. From the nozzle, the at least one fibrous material suspension is in the form of a free jet into the forming unit to define an impingement line. In a final fluidization region of an individual turbulence-generating channel a pressure loss (Δp) of ≧50 mbar is generated within the fibrous material suspension before inlet thereof into the nozzle, and the fibrous material suspension is guided from the final fluidization region as far as the impingement line in such a way that the dwell time of the suspension in the region defined by the final fluidization region as far as the impingement line ranges from >30 ms to ≦300 ms. | 08-02-2012 |
20130098573 | METHOD FOR OPERATING A SHEET-FORMING UNIT, AND SHEET FORMING UNIT - A sheet forming unit including a headbox with at least one feed device, a turbulence generating device having a plurality of turbulence generating channels and a nozzle. The nozzle includes an outlet gap located downstream from the headbox forming a line of impingement in a flow direction. Immediately upstream from the nozzle is the turbulence generating device in which during operation of the headbox a fibrous stock suspension passes through the plurality of turbulence generating channels in partial flows. Inside a turbulence generating channel there is a final fluidization region in which a pressure loss is produced in the partial flow of fibrous stock suspension in the turbulence generating channel. The headbox and the forming unit are arranged so that a dwell time of the fibrous stock suspension from the final fluidization region to the line of impingement on the clothing is ≧30 ms to ≦300 ms. | 04-25-2013 |