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2. Backup camera - Wikipedia

   en.wikipedia.org/wiki/Backup_camera

   Backup camera view on the navigation screen of a Lexus IS 250 Backup camera on a Volkswagen Golf Mk7 hidden inside the logo. A backup camera (also called a reversing camera or rear-view camera) is a video camera specifically designed to be attached to the rear of a vehicle to aid in reversing and reduce the rear blind spot.

3. Dashcam - Wikipedia

   en.wikipedia.org/wiki/Dashcam

   The port to connect the GPS antenna can use a micro USB or 3.5 mm jack connection. The antenna is usually 1575 to 1568 MHz and 3.0 to 5.0 V. GPS coordinate stamping capability is included in most dashcams (some need an external GPS antenna, but other dashcam systems have built-in GPS), and others include GPS (online and offline) navigation.

4. Indoor positioning system - Wikipedia

   en.wikipedia.org/wiki/Indoor_positioning_system

   Many different systems take advantage of existing wireless infrastructure for indoor positioning. There are three primary system topology options for hardware and software configuration, network-based, terminal-based, and terminal-assisted. Positioning accuracy can be increased at the expense of wireless infrastructure equipment and installations.

5. Global Positioning System - Wikipedia

   en.wikipedia.org/wiki/Global_Positioning_System

   GPS receiver manufacturers design GPS receivers to use spectrum beyond the GPS-allocated band. In some cases, GPS receivers are designed to use up to 400 MHz of spectrum in either direction of the L1 frequency of 1575.42 MHz, because mobile satellite services in those regions are broadcasting from space to ground, and at power levels ...

6. Automotive navigation system - Wikipedia

   en.wikipedia.org/wiki/Automotive_navigation_system

   It offered turn-by-turn navigation via wireless internet connection, with both GPS and speed sensor in the car. 1995: Acura introduced the first hard disk drive-based navigation system in the 1996 RL. [21] 1997: Navigation system using Differential GPS developed as a factory-installed option on the Toyota Prius [22]

7. 55 Cool Tech Gadgets Our Gear Editors Loved Testing This Year

   www.aol.com/lifestyle/40-wildly-innovative-tech...

   Coros Pace 3 GPS Sport Watch Train hard, track harder. The Pace 3 is a fitness watch built for serious athletes who demand everything from their gear, like a next-gen heart monitor, accurate SP02 ...