Assisted GPS A-GPS is used to speed up start-up times of GPS-based positioning systems GPS may have problems getting a lock when the signal is weak and in such a case A-GPS would assist in getting...
A2DP is used for streaming stereo music wirelessly to headphones or speakers over Bluetooth. Unlike other Bluetooth profiles (Headset and Handsfree), A2DP is one-way only and streams a stereo signal.
A2DP is the abbreviation of Advanced Audio Distribution Profile. A2DP is a Bluetooth profile with which hifi-stereo sounds can be transmitted through a wireless Bluetooth-connection. A Bluetooth-profile is a different name for the specific application…
A5 is the encryption algorithm commonly used by GSM networks in Europe. It has a 64-bit key, although in practice at least ten of these bits are unused. A weaker version of A5 called A5 /…
AAC is a file format for storing digital audio It's commonly used for storing music on the Internet PCs and portable music players and phones It is similar to MP3 but it was designed to be its...
Abandoned call is one in which a connection is made with the recipient, but the caller then decides to terminate the call before any proper communication is established. Organisations usually wish to keep abandoned calls to…
AC Wall Charger is an essential accessory for use with mobilephones and other electronic devices. The charger enables the mobile device to be powered, and for its battery to be recharged, by connecting it to a…
The accelerometer is a built-in electronic component that measures tilt and motion It is also capable of detecting rotation and motion gestures such as swinging or shaking The most common use for...
Also known as: AGCH Access Grant Channel (AGCH) is a downlink channel (base to mobile) used by a BS (Base Station) to tell the MS (Mobile Station) which DCCH (Dedicated Control Channel) to use, after the…
Also known as: Algebraic Code Excited Linear Prediction Algebraic Code Excited Linear Prediction, or ACELP, is a speech compression system, used to provide a good standard of speech quality when the network is operating at low…
Also known as: Thin Film Transistor, TFT TFT (Thin Film Transistor or Active Matrix) LCD is a mass produced display technology that offers improved refresh rates and good contrast over passive matrix displays. It achieves this…
Also known as: ADPCM Adaptive Differential Pulse Code Modulation (ADPCM) is a compression / decompression technique, used for converting analogue sound or data into a string of digital binary code. Frequent samples are taken of the…
Also known as: Adaptive Differential Pulse Code Modulation Adaptive Differential Pulse Code Modulation (ADPCM) is a compression / decompression technique, used for converting analogue sound or data into a string of digital binary code. Frequent samples…
Also known as: Asymmetric Digital Subscriber Line Asymmetric Digital Subscriber Line (ADSL) is a technology allowing high rates of digital data to be sent over conventional twisted-pair copper telephone lines. It is referred to as asymmetric…
Also known as: AMPS Advanced Mobile Phone Service (AMPS) is a first generation analogue cellular telephone system that originated in the USA in the 1980s. AMPS is still the most widely deployed cellular system in the…
Also known as: antenna The antenna (or aerial) is the physical part of a mobile phone that is designed to receive or transmit the radio frequency signals, which the handset uses to communicate with the telephone…
Also known as: Access Grant Channel Access Grant Channel (AGCH) is a downlink channel (base to mobile) used by a BS (Base Station) to tell the MS (Mobile Station) which DCCH (Dedicated Control Channel) to use,…
Please refer to Flight mode.
This is a feature allowing a mobile phone to act like a common alarm clock but with more flexibility Currently all mobile phones offer this functionality with varying feature sets For example...
Also known as: ACELP Algebraic Code Excited Linear Prediction, or ACELP, is a speech compression system, used to provide a good standard of speech quality when the network is operating at low data rates (i.e. narrow…
Alphanumeric is a term referring to information that contains a combination of alphabetic letters or words (alphas) and numbers (numerics). Punctuation and other symbols are also usually interpreted to be included in the term alphanumeric. Alphanumeric…
Also known as: ASCII The American Standard Code for Information Interchange (ASCII) is a standard coding system developed by the USA Standards Institute. ASCII is universally used to represent letters, numbers, punctuation marks, symbols and control…
AMOLED is an emerging display technology used in portable devices like mobile phones Active-matrix OLED displays provide the same performance as their passive-matrix OLED counterparts but they...
AMOLED is an emerging display technology used in portable devices like mobile phones Active-matrix OLED displays provide the same performance as their passive-matrix OLED counterparts but they...
Also known as: Advanced Mobile Phone Service Advanced Mobile Phone Service (AMPS) is a first generation analogue cellular telephone system that originated in the USA in the 1980s. AMPS is still the most widely deployed cellular…
A method of transmitting information using energy waves It doesn't have discrete levels but is a continuously variable wave Human voice for example is transferred by directly converting the sound...
Android is a Linux-based smartphone operating system and software platform created by Google The Android platform is supported by the Open Handset Alliance and is open source Any manufacturer can...
Animated screensaver is a changing pattern or animation, which replaces the original screen image when a mobile phone has been idle for a predetermined period of time. The use of a screensaver is designed to prevent…
Animation is a moving image produced by sequentially displayed image frames, which creates the illusion of movement. Mobile phone animations usually consist of short, animated greetings and messages in a variety of sizes, colours, and levels…
Answering machine is a device that automatically answers a telephone call when the recipient is for some reason unable to answer it personally. Typically, a user stores an outgoing message to tell callers that the phone…
Also known as: aerial The antenna (or aerial) is the physical part of a mobile phone that is designed to receive or transmit the radio frequency signals, which the handset uses to communicate with the telephone…
APN is the name (web address) of an access point for GPRS/EDGE/UMTS data connection. Usually wireless carriers provide the APN to their end users.
Previously iPhone OS Apple's iOS is the company's own mobile operating system developed and originally released on the Apple iPhone and the Apple iPod Touch back in 2007 Several years later it was...
Also known as: American Standard Code for Information Interchange The American Standard Code for Information Interchange (ASCII) is a standard coding system developed by the USA Standards Institute. ASCII is universally used to represent letters, numbers,…
Also known as: ADSL Asymmetric Digital Subscriber Line (ADSL) is a technology allowing high rates of digital data to be sent over conventional twisted-pair copper telephone lines. It is referred to as asymmetric because it provides…
Audible Keypad Tone is a facility that can be set on some handsets, which causes them to play a tone when the keys are pressed, so confirming that they have operated correctly. This was introduced to…
A common connector for plugging in a standard pair of music headphones such as the ones found on music players computers and most other electronic devices with audio outputs It can support stereo...
Auto focus is a function on a camera to automatically focus an object. Auto focus happens by measuring the difference in contrast between two points that are positioned next to each other. If the reciprocal…
Auto-focus is a feature of digital cameras that allows them to focus correctly on a subject It enhances the quality of the photo over fixed-focus cameras and allows for close-ups or the even closer...
Automatic answer is a phone feature that allows a recipient to answer a call without the need to press any keys. Once the phone has started to ring the conversation can be started immediately, because the…
Automatic backlighting means that touching any key will illuminate the display and keypad for ease of viewing. The backlight will turn itself off automatically after a preset period, so avoiding excessive drain on the battery. This…
Automatic redial is a feature designed to make it easier to dial numbers that are engaged. After the dialled number is found to be engaged, the phone will either repeatedly redial the number automatically, or it…
AVRC is a Bluetooth profile that allows remote control of media playback on other devices Supported functions are play pause stop next and previous It is usually coupled with A2DP so that for...
