Over-the-air
Encyclopedia
Over-the-air has several meanings, depending on context.
- Generally, over-the-air is synonymous for wirelessWirelessWireless telecommunications is the transfer of information between two or more points that are not physically connected. Distances can be short, such as a few meters for television remote control, or as far as thousands or even millions of kilometers for deep-space radio communications...
. - Specifically, over-the-air can have the following meanings or is used in the following contexts:
- over-the-air programmingOver-the-air programmingOver-the-air programming refers to various methods of distributing new software updates or configuration settings to devices like cellphones and set-top boxes...
, a general term for a set of methods which allows wireless programming of devices such as mobile phones and set-top boxes, - OTA bitmapOTA Bitmap-Introduction:The OTA or Over The Air Bitmap was defined by Nokia Corporation as part of their Smart Messaging Specification, to send pictures as a series of one or more concatenated SMS text messages. The format has a maximum size of 255x255 pixels. It is very rare for an OTA bitmap to measure...
, a proprietary specification for black and white images for mobile phones, - terrestrial televisionTerrestrial televisionTerrestrial television is a mode of television broadcasting which does not involve satellite transmission or cables — typically using radio waves through transmitting and receiving antennas or television antenna aerials...
, which is a kind of broadcast television sent over-the-air that uses a tuner (television) and television antennaTelevision antennaA television antenna, or TV aerial, is an antenna specifically designed for the reception of over the air broadcast television signals, which are transmitted at frequencies from about 41 to 250 MHz in the VHF band, and 470 to 960 MHz in the UHF band in different countries...
. - The Over the Air mobile hack day and developer conference series in London.
- over-the-air programming