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  2. Occupancy sensor - Wikipedia

    en.wikipedia.org/wiki/Occupancy_sensor

    Occupancy sensor types include: PIR sensors, which work on heat difference detection, measuring infrared radiation.Inside the device is a pyroelectric sensor which can detect the sudden presence of objects (such as humans) who radiate a temperature different from the temperature of the background, such as the room temperature of a wall.

  3. Comparison of Microsoft Windows versions - Wikipedia

    en.wikipedia.org/wiki/Comparison_of_Microsoft...

    Windows Embedded Compact (Windows CE) is a discontinued variation of Microsoft's Windows operating system for minimalistic computers and embedded systems. Windows CE was a distinctly different kernel, rather than a trimmed-down version of desktop Windows. It is supported on Intel x86 and is compatible on MIPS, ARM, and Hitachi SuperH processors.

  4. Motion detector - Wikipedia

    en.wikipedia.org/wiki/Motion_detector

    A motion detector attached to an outdoor, automatic light. A motion detector is an electrical device that utilizes a sensor to detect nearby motion (motion detection).Such a device is often integrated as a component of a system that automatically performs a task or alerts a user of motion in an area.

  5. Fire alarm system - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_system

    New codes and standards introduced around 2010, especially the new UL Standard 2572, the US Department of Defense's UFC 4-021-01 Design and O&M Mass Notification Systems, and NFPA 72 2010 edition Chapter 24, have led fire alarm system manufacturers to expand their systems voice evacuation capabilities to support new requirements for mass ...

  6. Bundling of Microsoft Windows - Wikipedia

    en.wikipedia.org/wiki/Bundling_of_Microsoft_Windows

    Acer US has a Windows refund program where a user can ship a computer with an unused copy of Windows to the Acer service center and have the computer returned without Windows for a refund. [32] Acer's policy requires the customer to return items at their own expense, and the balance received by the customer can be as low as €30. [ 33 ]

  7. CrowdStrike says over 97% of Windows sensors back online - AOL

    www.aol.com/news/crowdstrike-says-over-97...

    (Reuters) - More than 97% of Windows sensors are back online, CrowdStrike's CEO George Kurtz said on Thursday, nearly a week after a software update by the cybersecurity firm triggered a global ...

  8. Automated airport weather station - Wikipedia

    en.wikipedia.org/wiki/Automated_airport_weather...

    The forward scatter sensor uses a beam of infrared light which is sent from one end of the sensor toward the receiver, but offset from a direct line to the receiver by a certain angle. The amount of light scattered by particles in the air and received by the receiver determines the extinction coefficient.

  9. Windows 10 editions - Wikipedia

    en.wikipedia.org/wiki/Windows_10_editions

    Lean was meant to be used for cheaper desktops and laptops with a small storage capacity and resources, it could fit even on a 16gb hard drive; only one build was released in 2018, the setup identifies the edition as "Windows 10 Lean". [48] Andromeda Andromeda was demonstrated on the Lumia 950. [49] The project was canceled for unknown reasons. 10X

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