Dictionary of TV words

Eco Sensor Samsung TV, difference between Edge lit and backlit LED TV explained

TV spec words starting with the letters 'E' 'F' and 'G'are explained on this page.

Eco Sensor Samsung TV

Eco Sensor measures the intensity of the room’s light and automatically dims or brightens the the image on the screen according to the surrounding ambient light. Many prefer to turn off Samsung Smart TV Eco Sensor because they feel that the TV picture is too dim.

Edge LED, Edge lit LED vs backlit LED TV

Using Edge LED backlight technology results in a much thinner and lighter BRAVIA TV when compared to conventional direct-type backlight system televisions.

If you compare the advantages of Edge lit LED vs backlit LED, there arent any except that the TV will be much thinner and slightly lighter. But the advantage of a Backlit LED vs edge lit LED TV is that backlit LED TV can have features like local dimming which makes the TV have much better contrast ratio and hence much better picture.


EDTV is the short form for 'Enhanced Definition Television' or 'Extended Definition Television'. This is a format as adviced by the CEA (Consumer Electronics Association) and is a TV format that has a picture that is better than that of Standard Definition Television (SDTV), but not as good as High Definition Television (HDTV). The term usually applies to TVs which can play 480 and 576 lines of horizontal resolution in the progressive format, that is 480p in NTSC and 576p in PAL.


EPG stands for 'Electronic Program Guide' and it is an on-screen listing of available programmes and their timings on the various channels. Many of the EPG programes allow you to set your recorder to record those programmes from 24 hours to a week in advance.


When watching 3D movies the emitter sends the synchronisation signals to the Active Glasses worn by the viewrs to open and shut the left and right eye LCD shutters of the 3D glasses in synchronization with the picture on the TV screen.

Energy Star 

Energy Star is an international standard for energy efficient consumer products first introduced in the USA by the EPA (Environmental Protection Agency) in 1992. Similar programs are now being implemented in almost all countries of the world, with each country setting its own standards for energy efficiency of Appliances and electric equipments. An energy star rating logo / certificate stuck prominatly in front of Electrical devices is mandatory in many countries.

Ethernet Port 

An Ethernet Port is the socket into which an Ethernet cable plug into. Ethernet ports accept cables with RJ-45 connectors. An Ethernet port in a TV enables it to be connected to the Internet. TVs with an Ethernet port usually is internet capable and becomes a Smart TV.

TV specs starting with letter 'F'

Explanation of specifications of TV starting with the letter'F'

Flat Panel TV

Modern LCD, LED and Plasma TVs can all be charecterised as Flat Panel TVs. There is no rule as what constitutes a Flat Panel Display or TV, but it is generally accepted that such TV or display should be less than 4 inches (100mm) thick. Flat Panel TVs can be hung on a wall like a painting.

Frame of TV

A frame is the complete picture transmitted to the TV. In a 24p movie there are 24 frames shown per second.

Frame Rate of TV

Frame Rate of TV is the rate at which frames are displayed on the TV. 35 mm or 70mm Film Movies have a frame rate of 24 frames per second (24 fps)

TV specs starting with letter 'G'

Explanation of specifications of TV starting with the letter'G'


Gain is the amount by which a signal is amplified from input to output. For example a Gain of 3 means that the signal, or whatever form of input, has tripled in value or has been multiplied by the factor 3.

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