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  2. Radio Data System - Wikipedia

    en.wikipedia.org/wiki/Radio_Data_System

    Radio Data System ( RDS) is a communications protocol standard for embedding small amounts of digital information in conventional FM radio broadcasts. RDS standardizes several types of information transmitted, including time, station identification and program information.

  3. Vehicle identification number - Wikipedia

    en.wikipedia.org/wiki/Vehicle_identification_number

    VIN on a Chinese moped VIN on a 1996 Porsche 993 GT2 VIN visible in the windshield VIN recorded on a Chinese vehicle licence. A vehicle identification number (VIN; also called a chassis number or frame number) is a unique code, including a serial number, used by the automotive industry to identify individual motor vehicles, towed vehicles, motorcycles, scooters and mopeds, as defined by the ...

  4. Radio code - Wikipedia

    en.wikipedia.org/wiki/Radio_code

    Many car audio systems (car radios) have a so-called 'radio code' number which needs to be entered after a power disconnection. This was introduced as a measure to deter theft of these devices. If the code is entered correctly, the radio is activated for use. Entering the code incorrectly several times in a row will cause a temporary or ...

  5. MDC-1200 - Wikipedia

    en.wikipedia.org/wiki/MDC-1200

    MDC (Motorola Data Communications), also known as Stat-Alert, MDC-1200 and MDC-600, is a Motorola two-way radio low-speed data system using audio frequency shift keying, (AFSK). MDC-600 uses a 600 baud data rate. MDC-1200 uses a 1,200 baud data rate. Systems employ either one of the two baud rates. Mark and space tones are 1,200 Hz and 1,800 Hz.

  6. MOST Bus - Wikipedia

    en.wikipedia.org/wiki/MOST_Bus

    MOST ( Media Oriented Systems Transport) is a high-speed multimedia network technology for the automotive industry. It can be used for applications inside or outside the car. The serial MOST bus uses a daisy-chain topology or ring topology and synchronous serial communication to transport audio, video, voice and data signals via plastic optical fiber (POF) (MOST25, MOST150) or electrical ...

  7. Police code - Wikipedia

    en.wikipedia.org/wiki/Police_code

    A police code is a brevity code, usually numerical or alphanumerical, used to transmit information between law enforcement over police radio systems in the United States. Examples of police codes include "10 codes" (such as 10-4 for "okay" or "acknowledged"—sometimes written X4 or X-4), signals, incident codes, response codes, or other status ...

  8. Orthogonal frequency-division multiplexing - Wikipedia

    en.wikipedia.org/wiki/Orthogonal_frequency...

    The radio interface was formerly named High Speed OFDM Packet Access (HSOPA), now named Evolved UMTS Terrestrial Radio Access (E-UTRA) WLAN IEEE 802.11ax; DOCSIS 3.1 Upstream; Key features. The advantages and disadvantages listed below are further discussed in the Characteristics and principles of operation section below. Summary of advantages

  9. With Android 12, Google will turn your smartphone into a car key

    techcrunch.com/2021/05/18/with-android-12-google...

    Google is working with BMW and other automakers to develop a digital key that will let car owners lock, unlock and start a vehicle from their Android smartphone, the company announced Tuesday ...