サイトアイコン THE SIMPLE

11g What is 802.11g? A special guide that explains the basic concepts of wireless LAN in an easy-to-understand manner

Explanation of IT Terms

What is 802.11g?

802.11g is a wireless networking standard that operates in the 2.4 GHz frequency band. It is an improvement over its predecessor, 802.11b, offering faster data transfer rates and improved compatibility with other wireless networking equipment.

Introduced in 2003, 802.11g was a significant step forward in wireless technology. It brought several enhancements and was backward-compatible with older devices using the 802.11b standard. This backward compatibility meant that devices using 802.11g could connect and communicate seamlessly with devices operating on 802.11b networks.

One of the main advantages of 802.11g over 802.11b is its faster data transfer rates. While 802.11b could achieve a maximum data transfer rate of 11 Mbps (megabits per second), 802.11g could achieve speeds of up to 54 Mbps. This increase in speed allowed for smoother and faster transfer of data, making activities like video streaming and online gaming more enjoyable and efficient.

Another improvement offered by 802.11g is its increased range and reliability. The standard introduced the use of Orthogonal Frequency Division Multiplexing (OFDM) modulation, which reduced the impact of signal interference and increased the range in which devices could communicate. This meant that users could connect to their wireless networks from greater distances without experiencing a significant loss in signal quality.

Being a widely adopted standard, 802.11g offered broad compatibility with various devices and infrastructure. Most laptops, smartphones, and other wireless devices released in the mid-2000s were equipped with 802.11g capabilities, making it a popular choice for home and office networks.

However, with the advancement of technology, the 802.11g standard has become outdated. It has been superseded by newer standards like 802.11n and 802.11ac, which offer even faster data transfer rates and better network performance. Nevertheless, 802.11g is still supported by some devices and can be found in older routers and network equipment.

In conclusion, 802.11g was a significant improvement in wireless networking, offering faster speeds, improved range, and compatibility with older devices. While it has been surpassed by newer standards, its impact on the development of wireless technology cannot be understated.

Reference Articles

Reference Articles

Read also

[Google Chrome] The definitive solution for right-click translations that no longer come up.

モバイルバージョンを終了