Glossary terms beginning with F

FCC

Also known as: Federal Communications Commission Federal Communications Commission (FCC) is a United States government agency located in Washington, D.C., which is responsible for regulating telecommunications in the USA. The FCC was established by the Communications…

FCCH

Also known as: Frequency Correction Channel Frequency Correction Channel (FCCH) is a downlink GSM Broadcast Channel (BCH). The FCCH is transmitted by a Base Transceiver Station (BTS) to provide the signalling information required by…

FDM

Also known as: Frequency Division Multiplexing Frequency Division Multiplexing (FDM) is a common method of multiplexing for analogue signals. The carrier bandwidth is divided into a number of sub channels of smaller frequency width, each of…

FDMA

Also known as: Frequency Division Multiple Access Frequency Division Multiple Access (FDMA) is an analogue transmission technique used for mobile phone communications, in which the frequency band allocated to a network is divided into sub-bands or…

Feature Phone

A mobile phone that is not smartphone It has operating system firmware but third party software support is limited to only Java or BREW applications Recently feature phones have begun to offer...

Federal Communications Commission

Also known as: FCC Federal Communications Commission (FCC) is a United States government agency located in Washington, D.C., which is responsible for regulating telecommunications in the USA. The FCC was established by the Communications Act of…

Femtocell

A small cellular base station typically designed for use in residential or small business environments The benefits of these portable base stations are similar to the ones of using for example...

Firefox OS

Firefox OS codenamed Boot to Gecko is an open-source mobile operating system for smartphones and tablets developed by Mozilla It's unusual with the fact that it is designed to run HTML5...

Firmware

Fixed software programs that internally control various electronic devices or individual hardware parts of these devices such as mobile phones They involved very basic low-level operations of the...

First Generation

Also known as: 1G 1G (First Generation) is the name given to the first generation of mobile telephone networks. These systems used analogue circuit-switched technology, with FDMA (Frequency Division Multiple Access), and worked mainly in the…

Fixed-focus

The camera focus is set to a specific distance by the manufacturer and cant be adjusted Fixed focus digital cameras limit the photo quality and the minimum shooting distance no close-ups are...

flash

A flash is a device used in photography that produces an instantaneous flash of artificial light (typically around 1 / 1000 to 1 / 200 of a second)[citation needed] at a color temperature of about 5500…

Flash Memory

Flash Memory is a type of EEPROM (Electrically Erasable Programmable Read-Only Memory) used in PC Cards and Memory Cards. This type of memory is non-volatile and is often used to store data in devices such as…

Flight mode

Known also as Airplane mode this mode disables all radio parts of a mobile phone but leaves other functions available These include music player organizer and everything that doesn't require the...

Flip phone

This type of form factor is usually a combination of a monoblock and a clamshell. The flip itself usually contains of a small plastic part that offers protection for the keyboard and / or the display…

Flip-down phone

Its a mobile phone form factor thats a cross-over between the Bar and Clamshell form factors In this case the device is mainly a bar but a thin flip part covers the keypad and or display when not...

FM

Also known as: Frequency Modulation Frequency Modulation (FM) is a technique used to mix (encode) an information-carrying signal onto a much higher sine wave carrier frequency, so that the signal can be transmitted over long…

FM Radio

The built-in FM radio tuner is now considered a basic feature It allows the user to listen to most of the live-broadcasted FM radio stations Almost all phones with FM radio tuner require a wired...

FM Transmitter

An FM transmitter allows a phone to broadcast music stored in its memory on FM frequencies so that it can be tuned into a nearby FM receiver such as a a car radio FM transmitters are not a common...

Form factor

The general look or size and shape of a mobile device All mobile phones are similar at the physical style level Most devices fall into one of the following categories Bar Clamshell Flip down...

Forward Link

Also known as: Downlink Downlink (Forward Link) is the term used to describe the direction of data transmissions from the network BS (Base Station) to the subscriber's MS (Mobile Station). Uplink (Reverse Link) is the return…

FOTA

This is a special feature supported by some phones, where users can update their handset firmware over the carrier network. It removes the need of special cables, computers or third-party programs.

FPS

This measurement is the video resolution measured in time 24-30 fps is the normal level for good picture quality A video with lower framerates appear as choppy on screen and fail to capture fast...

Frame Error Rate

Ratio of data received with errors to total data received. Used to determine the quality of a signal connection. If the FER is too high (too many errors), the connection may be dropped.

Frequency

Frequency is a measure of the number of times a vibration or other cyclic process repeats itself in a specified time. Frequency can also be thought of as the number of waves that pass a given…

Frequency Band

Also known as: Band Band (Frequency Band) is a term used in telecommunications to refer to a range of frequencies authorised for specific purposes. Each band will be a continuous spectrum of frequencies, with upper and…

Frequency Correction Channel

Also known as: FCCH Frequency Correction Channel (FCCH) is a downlink GSM Broadcast Channel (BCH). The FCCH is transmitted by a Base Transceiver Station (BTS) to provide the signalling information required by the MS…

Frequency Division Multiple Access

Also known as: FDMA Frequency Division Multiple Access (FDMA) is an analogue transmission technique used for mobile phone communications, in which the frequency band allocated to a network is divided into sub-bands or channels. Each frequency…

Frequency Division Multiplexing

Also known as: FDM Frequency Division Multiplexing (FDM) is a common method of multiplexing for analogue signals. The carrier bandwidth is divided into a number of sub channels of smaller frequency width, each of which can…

Frequency Modulation

Also known as: FM Frequency Modulation (FM) is a technique used to mix (encode) an information-carrying signal onto a much higher sine wave carrier frequency, so that the signal can be transmitted over long distances…

FTP

A standard for transferring files over the Internet. Not commonly used on phones, although there is FTP software available for most smartphone platforms.