Photodiode-based system controls color

Hardin, R. Winn
October 2003
Vision Systems Design;Oct2003, Vol. 8 Issue 10, p16
Deals with the integration of photodiode-based system in cameras. Implementation of closed-loop control; Role of photodiode-based system in color calibration and control; Assembly of light-emitting diodes.


Related Articles

  • Divergence-ratio axi-vision camera (Divcam): A distance mapping camera. Iizuka, Keigo // Review of Scientific Instruments;Apr2006, Vol. 77 Issue 4, p045111 

    A novel distance mapping camera the divergence-ratio axi-vision camera (Divcam) is proposed. The decay rate of the illuminating light with distance due to the divergence of the light is used as means of mapping the distance. Resolutions of 10 mm over a range of meters and 0.5 mm over a range of...

  • Roll the cameras. Holton, W. Conard // Vision Systems Design;Nov2007, Vol. 12 Issue 11, p5 

    The article discusses various reports published within the issue, including one by Andy Wilson on how vendors are adding intelligence to light emitting diode (LED) lighting to better regulate illumination for image capture, and another on the importance of finding the proper camera and...

  • PhlatLight LEDs Used in New Projectors.  // LED Journal;Nov/Dec2008, Vol. 3 Issue 6, p21 

    The article reports on the use of Luminus Devices' PhlatLight light emitting diodes (LEDs) in the Samsung P400 Pocket Imager and the LG Electronics HS-102 Ultra-Mobile LED-based projectors. The portable projectors weigh less than two pounds and fit in the palm of a hand. Both units feature the...

  • Vision + Automation PRODUCTS.  // Vision Systems Design;Jun2005, Vol. 10 Issue 6, p50 

    Features several imaging and automation products. BlueLYNX intelligent camera from Matrix Vision; COBRA LED line light from StockerYale Canada; Matrox Odyssey XD vision processor.

  • Optoelectronics & Displays. Miller, Jean // ECN: Electronic Component News;Sep2002 Part 1 of 2, Vol. 46 Issue 10, p46 

    Features several optoelectronics equipment and displays. Hitachi America Ltd.'s 15 inches flat panel monitor; Bivar Inc.'s Super Flux Mako light emitting diodes; JAI America Inc.'s CV-M7 and CV-M4 megapixel cameras.

  • Blue-green light-emitting diodes promise full-color displays. Cook Jr., James W.; Schetzina, Jan F. // Laser Focus World;Mar95, Vol. 31 Issue 3, p101 

    Reports on the possible full-color display applications of high-brightness blue- and green-light-emitting diodes. Light emission capabilities of III-V nitride semiconductors; Development of II-VI semiconductors based on zinc selenide for blue and green applications.

  • Violet/blue light-emitting cerium silicates. Won Chei Choi; Ho Nyung Lee // Applied Physics Letters;10/18/1999, Vol. 75 Issue 16, p2389 

    Observes violet/blue light emitted from certain silicates which may be useful for silicon-based optoelectronics. Production of cerium silicate during a rapid thermal annealing at high temperature from the interface between silicon substrate and cerium oxide film; Cerium silicate experiments...

  • The influence of the p-n junction induced electric field on the optical properties of... Wang, T.; Sugahara, T. // Applied Physics Letters;3/8/1999, Vol. 74 Issue 10, p1376 

    Studies the influence of the p-n junction induced electric field on the optical properties of InGaN/GaN/AlGaN light emitting diode (LED). Temperature dependence of photoluminescence measurement; Emission energy of the LED structure; LED behavior attributed to the quantum-confined Stark effect.

  • news breaks.  // Laser Focus World;Jan2004, Vol. 40 Issue 1, p9 

    Reports developments related to optoelectronics in the U.S. as of January 2004. Usefulness of the deep-ultraviolet light-emitting diodes; Uses of the wavelength-tunable photodetectors; demonstration of optical gain using stimulated Raman light emission.


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics