Meaning of Commonly Used Smartphone Terms


    Prospective smartphone buyers and many smartphone owners usually see a lot of specifications about phones they intend to purchase or already have but have no idea what they meanI have therefore compiled this list of the most commonly used smartphone specifications and their full meanings.
    GSM – Global System for Mobile Communications
    HSPA – High Speed Packet Access
    LTE – Long Term Evolution
    HSDPA – High-Speed Downlink Packet Access
    WCDMA – Wideband code division multiple access
    1G,2G, 3G, 4G, 5G – First Generation, Second Generation, Third Generation, Fourth Generation, Fifth Generation mobile networks respectively
    GPRS – General Packet Radio Service
    EDGE – Enhanced GPRS
    NFC – Near Field Communication
    VPN – Virtual Private Network
    AMOLED – Active-Matrix Organic Light-Emitting Diode
    TFT – Thin Film Transistor
    Capacitive Touchscreen- This type of touchscreen display uses the electrical properties of the human body know where and when a user touches the display thus it can be controlled with very light touches of a finger but cannot be operated with a touch device e.g S-Pen stylus.
    Resistive Touchscreen – This type of display has several layers separated by thin spaces. Whenever pressure is applied to the display using a finger or stylus, the layers touch and the electrical circuit tells the device the point the user touched. They are less responsive than capacitive touchscreens due to the extra pressure needed.
    Pixels – Picture Element: It is the basic unit of a picture on a screen.
    Ppi – Pixels per Inch: This refers to the number Pixels per inch, i.e. the pixel density of devices.
    UI – User Interface
    OS – Operating System
    Dual Core, Quad-Core, Hexa Core, Octa – core Processors; These are Processors with Two Cores, Four Cores, Six Cores and Eight Cores respectively.
    GPU – Graphics Processing Unit
    Chipset – this is an integrated circuit which controls the flow of data between the processor, memory and peripherals
    CPU – Central Processing Unit
    MP – Mega Pixel – 1 million pixels so 16 MP = 16 Million Pixels
    RAM – Random Access Memory
    OIS – Optical image stabilization: technology which stabilizes the image recorded by a camera by varying the optical path to the sensor
    Autofocus – camera hardware which allows for automatic or manual focusing on a selected area
    LED flash – Light Emitting Diode Flash
    Geo-tagging – is the process of adding geographical identification to various types of media
    Touch Focus – technology which allows users select which part of the image the camera should focus by touching the object in the camera viewer
    face detection – Technology which can identify human faces in digital images
    Auto HDR – Automatic High Dynamic Range imaging
    Panorama – refers to wide-angle view photos
    Dual-video recording – Recording two videos simultaneously with both front and back cameras
    Dual video call – Video call using both cameras
    Wi-Fi – Wireless Fidelity
    Wi-Fi Direct – Wi-Fi standard which enables devices easily connect with each other and share files via Wi-Fi, this is the technology apps such as Xender and Flashshare use. a wireless access point.
    Wi-Fi Hotspot – A hotspot is a physical location which provides internet access over a wireless network
    MPEG – Moving Picture Experts Group
    MP3 – MPEG-1 or MPEG-2 Audio Layer III
    WAV- Waveform audio format
    Wi-Fi 802.11 a/b/g/n/ac – Wireless Network Standards and frequencies
    A2DP – Advanced Audio Distribution Profile – controls music streaming from a mobile phone to wireless Bluetooth headphone
    apt-X – is a type of audio codec compression algorithm
    GPS – Global Positioning System
    A-GPS – Assisted GPS
    GLONASS – Globalnaya Navigazionnaya Sputnikovaya Sistema or Global Navigation Satellite System, It is Russia’s version of GPS
    BDS – BeiDou Navigation Satellite System, it is the Chinese GPS system
    USB Host:it is also called USB On-The-Go and allows USB devices e.g. USB flash drives, digital cameras to be connected to enabled mobile phones and other devices.
    SpO2 sensors : means Peripheral capillary oxygen saturation sensor. It gives an estimation of the oxygen saturation level
    MMS: Mutimedia Messaging Service
    Push Mail – Push email is an email system which makes your mailbox on your mobile device be active at all times to receive mail.
    IM – Instant Messaging
    HTML5 – Hyper Text Markup Language 5- Is the language used in Internet Browsers
    Java – means the device supports Applications Programmed using the Java Programming language
    Wireless charging Qi/PMA -Qi and Power Matters Alliance companies standards for wireless charging
    ANT+ support – ANT+ allows for data from different sensors to be used in an interoperable manner.
    Cloud storage – Cloud storage is technology which allows digital data to be stored in logical pools.
    MP4 – MPEG 4 part 14
    DivX – a type of Digital video compression software
    XviD – a type of Video Codec Software
    WMV – Windows Media Video (WMV) is a type of video compression software
    WMA – Windows Media Audio
    Li-Ion – Lithium-Ion battery
    Li-Po – Lithium Polymer Battery
    mAh – Milli Ampere Hour: 1000th of an ampere hour , it is the total amount of energy a battery can store at any given time