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Enlighten (154.243 recursos)

Enlighten is the University of Glasgow's institutional repository service for published research material including peer-reviewed journal articles, published conference papers,books and book chapters

Type = Patent

Mostrando recursos 1 - 20 de 49

  1. Light-Reflecting Grating Structure for Photovoltaic Devices

    Michel, Bruno; Moll, Nikolaj; Ghannam, Rami
    A photovoltaic cell includes an absorbing layer configured to generate electron-hole pairs from incident photons of incoming light; and a first grating layer arranged at a first surface of the absorbing layer which is opposite to a second surface of the absorbing layer from which light is incident, wherein the first grating layer includes at least one grating extending along the first surface, wherein the at least one grating has grating structures which are dimensioned to provide a reflectivity for light incident through the absorbing layer back into the absorbing layer.

  2. Photovoltaic Thermal Hybrid Solar Receivers

    Escher, Werner; Michel, Bruno; Paredes, Stephan; Ghannam, Rami
    A photovoltaic thermal hybrid solar receiver includes a thermal collector, extending in a first plane and comprising an aperture; and a photovoltaic module, configured for electrical output power delivery, comprising a photo-active area that extends in a second plane at a distance from the first plane, the photo-active area being vis-à-vis the aperture, a projection of the aperture perpendicularly to the second plane corresponding to the photo-active area.

  3. Photovoltaic Thermal Hybrid Systems and Method of Operation Thereof

    Escher, Werner; Michel, Bruno; Paredes, Stephan; Ghannam, Rami
    A method is disclosed for operating a photovoltaic thermal hybrid system having a hybrid solar receiver with a photovoltaic module, operatively coupled to the system to deliver an electrical output power for a power user, a thermal collector distinct from the photovoltaic module, wherein the photovoltaic module and/or the thermal collector are movably mounted in the system, a collector thermal storage thermally connected to the thermal collector to store heat collected at the thermal collector, and a positioning mechanism adapted to move the photovoltaic module and/or the thermal collector. The method includes instructing the positioning mechanism to move the photovoltaic...

  4. Photovoltaic Thermal Hybrid Systems and Method of Operation Thereof

    Escher, Werner; Michel, Bruno; Paredes, Stephan; Ghannam, Rami
    A method is disclosed for operating a photovoltaic thermal hybrid system having a hybrid solar receiver with a photovoltaic module, operatively coupled to the system to deliver an electrical output power for a power user, a thermal collector distinct from the photovoltaic module, wherein the photovoltaic module and/or the thermal collector are movably mounted in the system, a collector thermal storage thermally connected to the thermal collector to store heat collected at the thermal collector, and a positioning mechanism adapted to move the photovoltaic module and/or the thermal collector. The method includes instructing the positioning mechanism to move the photovoltaic...

  5. Laser differential confocal map microimaging method and device

    Zhao, Weiqian; Cui, Han; Qiu, Lirong; Wang, Yun
    The invention belongs to the technical field of optical microimaging and spectral measurement, and relates to a high-spatial resolution laser differential confocal map microimaging imaging method and device. The core thought of the method is that a differential confocal detection technology is merged with a spectrum detection technology together, and a dichroic beam splitting system (13) is used to carry out nondestructive separation on Reyleigh scattering light and Raman scattering light, wherein the Raman scattering light is treated by spectrum detection, the Reyleigh scattering light is treated by geometric position detection, based on the characteristic that the position of a...

  6. High-space-resolution double-shaft confocal atlas micro-imaging method and device

    Wang, Yun; Zhao, Weiqian; Cui, Han; Qiu, Lirong
    The invention belongs to the technical field of spectral measurement and relates to a high-space-resolution double-shaft confocal atlas micro-imaging method and device. According to a core concept of the method, a double-shaft confocal micro-technique and a spectral detection technique are organically merged, and a normally-forgotten Reyleigh light is utilized to carry out auxiliary detection, so that the space resolution of a system is improved, and three detection modes including three-dimensional tomographic imaging, spectral detection and microcell atlas tomographic imaging are realized. The method and the device have the advantages of high space resolution, accuracy in positioning, high spectral detection sensitivity...

  7. High spatial resolution biaxial differential confocalspectrum microscopic imaging method and apparatus

    Zhao, Weiqian; Cui, Han; Qiu, Lirong; Wang, Yun
    The invention belongs to the technical field of spectrum measurement, and relates to a high spatial resolution biaxial differential confocal spectrum imaging method and an apparatus. According to the present invention, the biaxial differential confocal microscopy technology and the spectrum detection technology are fused, focal spot cutting differential detection is adopted so as to achieve precise imaging of the geometry position, simplify the optical path structure of the traditional differential confocal microscopy system, inherit the advantages of large visual field and large work distance of the biaxial microscopy technology, and achieve high spatial resolution spectrum integrated detection of the system;...

  8. Method and device for confocal Raman spectrum detection with high spatial discrimination

    Zhao, Weiqian; Cui, Han; Qiu, Lirong; Wang, Yun
    The invention belongs to the technical field of optical microscopic imaging and spectral measurement, and relates to a method and a device for confocal Raman spectrum detection with high spatial discrimination. According to the method and the device, confocal technique is integrated into the spectrum detection; nondestructive separation is carried out on Rayleigh scattering light and Raman scattering light by using of a dichroic beam splitting system (13); by using the characteristic that the maximum value of a confocal curve (34) corresponds to a focal position accurately, spectral information exciting a light spot focal position is accurately acquired through maximizing;...

  9. Laser Differential Confocal Mapping-Spectrum Microscopic Imaging Method and Device

    Zhao, Weiqian; Cui, Han; Qiu, Lirong; Wang, Yun
    The present invention belongs to a technical field of optical microscopic imaging and spectral measurement, and discloses a laser differential confocal mapping-spectrum microscopic imaging method and device. The core concept of the present invention is to combine the differential confocal detection and the spectrum detection techniques and use a dichroic beam splitting system (13) to separate the Rayleigh light for geometric position detection from the Raman scattering light for spectrum detection, by mean of the property that the zero-cross point of the differential confocal curve (43) accurately corresponds to the focus of the objective, the spectral information at focus of...

  10. High-Sensitivity, High-Speed Continuous Imaging System

    Bender, III, Howard A.; Watson, Scott Avery
    A continuous imaging system for recording low levels of light typically extending over small distances with high-frame rates and with a large number of frames is described. Photodiode pixels disposed in an array having a chosen geometry, each pixel having a dedicated amplifier, analog-to-digital convertor, and memory, provide parallel operation of the system. When combined with a plurality of scintillators responsive to a selected source of radiation, in a scintillator array, the light from each scintillator being directed to a single corresponding photodiode in close proximity or lens-coupled thereto, embodiments of the present imaging system may provide images of x-ray,...

  11. System and Method for Underwater Radiography

    Hunter, James; Keck, Danny Lee; Sims, Jr., James Rae; Watson, Scott Avery
    A system for subsea imaging comprises a first plate having an inner surface, an outer surface, and a cavity formed in the inner surface. In addition, the system comprises a phosphor imaging plate disposed in the cavity. Further, the system comprises a second plate having an inner surface facing the inner surface of the first plate and an outer surface facing away from the outer surface of the first plate. Still further, the system comprises a seal member disposed between the inner surface of the first plate and the inner surface of the second plate. The seal member extends around...

  12. Improvements in and Relating to Gamma Ray and Neutron Detection

    Joyce, Malcolm John; Gamage, Kelum Akurugoda
    No abstract available.

  13. Capacitive Multiplier for Timing Generation

    Bremner, Duncan
    A capacitive multiplier circuit for an integrated circuit includes a capacitor coupled between a first node and a second node. A current source is coupled to provide a controlling current to the second node. A first current path shunts the first node and a second current path shunts the second node. The first current path is a first transistor having its conductance path connected between the first node and the substrate and its control electrode connected to the first node. The second current path is a second transistor having its conductance path connected between the second node and the substrate...

  14. Signal Interface Circuit with Selectable Signal Interface Parameters

    Bremner, Duncan; Benton, Roger K.; Wieser, James B.
    A signal interface circuit with selectable signal interface parameters for a telephone subscriber line includes an impedance circuit having a selectable impedance value, signal terminals having an associated, definable termination impedance, a transmitter circuit having a definable transmitter transfer function and a receiver circuit having a definable receiver transfer function. The signal terminals connect to an external signal line pair having an associated line impedance for conducting outgoing and incoming signals therefrom and thereto, respectively. The transmitter circuit receives the outgoing signal from the signal terminals and provides a transmit signal in accordance with its transmitter transfer function. The receiver...

  15. Power Supply for a Radio Transceiver and Method and Apparatus for Transmitting Data

    Bremner, Duncan
    No abstract available.

  16. Ultra Wideband Antenna

    Kemp, Dean; Bremner, Duncan; Norris, Mark
    No abstract available.

  17. Power Supply for a Radio Transceiver and Method and Apparatus for Transmitting Data

    Bremner, Duncan
    No abstract available.

  18. Communication System and Method

    Bremner, Duncan; Edwards, Fraser
    No abstract available.

  19. Antenna

    Norris, Mark; Bremner, Duncan; Kemp, Dean
    No abstract available.

  20. Transient Signal Detector

    Bremner, Duncan
    A transient signal detector for monitoring a signal line and generating a control signal Which indicates When the mag nitude of a differential signal on the line exceeds either a positive or negative threshold value. The threshold value is de?ned by a single current, thereby alloWing for a single, simple adjustment of such threshold in both the positive and negative directions.

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