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  1. Photocell - an overview | ScienceDirect Topics

    Photocell A photocell is a resistor that changes resistance depending on the amount of light incident on it. A photocell operates on semiconductor photoconductivity: the energy of photons …

  2. Accuracy improvement for linear array photocell sensor

    Jul 1, 2021 · Linear array photocell sensor is widely used in pose measurement of construction machinery. Usually, we use a laser to provide a measurement reference…

  3. Subpixel spot localization using multiscale anisotropic Gaussian …

    Jun 15, 2023 · Spot localization is a fundamental but crucial issue in many optical applications. However, the existing approaches either have limited localization a…

  4. Low-cost optical sensor to automatically monitor and control …

    Jun 1, 2018 · A turbidostat maintains the biomass concentration at a set point based on in situ, real-time measurement of the biomass concentration through an optical sensor or photocell …

  5. Sensor Based Agility Assessment in Sport - ScienceDirect

    Jan 1, 2021 · Agility is the ability of a person to change direction quickly. Measuring the basic and sport-specific physical abilities of athletes is important in …

  6. Photoresistors - an overview | ScienceDirect Topics

    A photocell or photoresistor is a sensor that changes its resistance when light shines on it. The resistance generated varies depending on the light striking at his surface.

  7. Photosensor - an overview | ScienceDirect Topics

    Nov 12, 2011 · This sensor consists of a photosensor, a collimator, and a control system. The photosensor is the heart of the sun position sensor and is typically used a photodiode to …

  8. Water level identification with laser sensors, inertial units, and ...

    Jan 1, 2024 · The inclusion of the ultrasonic sensor in our comparisons was motivated by its widespread usage as a non-immersive sensor for water level identification (Loizou and …

  9. A survey on the grating based optical position encoder

    Nov 1, 2021 · The photocell or photocell array shown in Fig. 8 works as the detector to disclose the image field variation or phase shift and converts the light fluctuation into photoelectric …

  10. Signal acquisition technology for photoelectric encoder based on …

    Oct 1, 2016 · The photoelectric encoder is a digital detecting element with optical, mechanical, electrical functions. It is a displacement sensor whose input to the angular displacement of the …