720p
The term 720p refers to 720 lines of progressive video (720 lines per frame). Higher resolution than standard DVD, which is 480i or 480p. Usually refers to 1280×720 resolution in 1.78 aspect ratio. [Source: LG Guide to HDTV]
Read Also:
- 7.1 Surround Sound
A multichannel sound technology that features 7 channels of sound in the left, right, center, left surround, right surround, left rear, right rear positions. 7.1 systems also have 1 channel for LFE (low frequency effects) which is usually sent to a subwoofer.
- 802.11 Wireless LAN Standards
802.11 and 802.11x refers to a family of specifications developed by the IEEE for wireless LAN (WLAN) technology. 802.11 specifies an over-the-air interface between a wireless client and a base station or between two wireless clients. The IEEE accepted the specification in 1997. There are several specifications in the 802.11 family: 802.11 — applies to […]
- 802.11a
An extension to 802.11 specification developed by the IEEE for wireless LAN (WLAN) technology. 802.11 specifies an over-the-air interface between a wireless client and a base station or between two wireless clients. The 802.11a specification uses an orthogonal frequency division multiplexing encoding scheme rather than FHSS or DSSS and provides up to 54 Mbps in […]
- 802.11b
Also referred to as 802.11 High Rate or Wi-Fi, it is an extension to 802.11 specification developed by the IEEE for wireless LAN (WLAN) technology that applies to wireless LANS and provides 11 Mbps transmission (with a fallback to 5.5, 2 and 1 Mbps) in the 2.4 GHz band. 802.11b uses only DSSS. 802.11b was […]
- 802.11e
An extension to 802.11 specification developed by the IEEE for wireless LAN (WLAN) technology. 802.11eis a wireless draft standard that defines the Quality of Service (QoS) support. 802.11e adds QoS features and multimedia support to the existing IEEE 802.11b and IEEE 802.11a wireless standards, while maintaining full backward compatibility with these standards. See 802.11 for […]