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  2. Smart doorbell - Wikipedia

    en.wikipedia.org/wiki/Smart_doorbell

    A smart doorbell is an internet-connected doorbell that notifies the home owner on his or her device (smartphone or any other gadget) when a visitor arrives at the door. It activates when the visitor presses the button of the doorbell, or alternatively, when the doorbell senses a visitor with its built-in motion sensors. The smart doorbell lets ...

  3. Conditional-access module - Wikipedia

    en.wikipedia.org/wiki/Conditional-access_module

    Conditional Access Module Various types of CAM. A conditional access module (CAM) is an electronic device, usually incorporating a slot for a smart card, which equips an integrated digital television or set-top box with the appropriate hardware facility to view conditional access content that has been encrypted using a conditional access system. [1]

  4. Parking sensor - Wikipedia

    en.wikipedia.org/wiki/Parking_sensor

    The electromagnetic parking sensor (EPS) was re-invented and patented in 1992 by Mauro Del Signore. [2] Electromagnetic sensors rely on the vehicle moving slowly and smoothly towards the object to be avoided. Once an obstacle is detected, the sensor continues to signal the presence of the obstacle even if the vehicle momentarily stops.

  5. Ring (company) - Wikipedia

    en.wikipedia.org/wiki/Ring_(company)

    A second-generation model, Ring Doorbell 2, was released in 2017, with updated hardware and a 1080p camera with improved low-light performance, that does not rely solely on Wi-Fi, unlike the original model. [44] The Ring Doorbell Pro interoperates with Amazon Alexa to play prerecorded greetings to visitors and allow visitors to leave a message ...

  6. Doorbell - Wikipedia

    en.wikipedia.org/wiki/Doorbell

    Doorbell mechanism from 1884 in Andrássy Avenue, Budapest Antique mechanically operated shop doorbell on a torsion spring. William Murdoch, a Scottish inventor, installed a number of his own innovations in his house, built in Birmingham in 1817; one of these was a loud doorbell, that worked using a piped system of compressed air. [1]

  7. RF module - Wikipedia

    en.wikipedia.org/wiki/RF_module

    Module physical connection: land grid array, through-hole, and castellated boardlet (from left to right) A variety of methods are used to attach an RF module to a printed circuit board, either with through-hole technology or surface-mount technology. Through-hole technology allows the module to be inserted or removed without soldering.

  8. Stanley Motor Carriage Company - Wikipedia

    en.wikipedia.org/wiki/Stanley_Motor_Carriage_Company

    Stanley from Cars, Cars 2, and the Cars Toons short "Time Travel Mater" is a Stanley Steamer. Another Stanley Steamer appears in the 1965 film The Great Race starring Jack Lemmon and Tony Curtis, with Natalie Wood as the driver of the car. And a Stanley Steamer appears in the 2003 film Seabiscuit.

  9. Stanley (vehicle) - Wikipedia

    en.wikipedia.org/wiki/Stanley_(vehicle)

    View of the computers in the cargo area of Stanley. The car began as a standard European diesel model Volkswagen Touareg provided by Volkswagen's ERL for the competition. The Stanford Racing Team chose the Touareg for its "drive by wire" control system which could be adapted (and was done so by the ERL) to be run directly from an onboard computer without the use of actuators or servo motors ...