Bluetooth 4.0 phones and PCs will be available in the fourth quarter of this year
According to the news on March 5, according to the Bluetooth Special Interest Group, the Bluetooth 4.0 specification will appear in headphones, smartphones and PCs in the fourth quarter of this year.
According to foreign media reports, the executive director of the Bluetooth Technology Alliance, Michael Welfare, said that compared with the previous version, Bluetooth 4.0 is more suitable for use in low-energy consumption devices, such as watches, electronic pedometers, smart meters, etc. using button batteries Products. The previous version of Bluetooth technology is only suitable for products equipped with a 3A battery or a battery with a larger capacity.
In addition to the high-speed data transmission capability of Bluetooth 3.0, Bluetooth 4.0 also supports a small amount of data transmission capability with low energy consumption. Charles Galvin, principal analyst at market research firm Forrester, said that products such as digital cameras, portable game consoles and tablets can use Bluetooth 4.0 to transmit low-level information and reduce energy consumption. "Bluetooth 4.0 has a very high efficiency ratio because it is only used for Transfer a small amount of data. "
Bluetooth 4.0 also supports the high-speed WiFi function supported by Bluetooth 3.0, and the data transfer rate can reach up to 25Mbps.
Bluetooth competitors include WiBro, UWB, WiFi and other wireless technologies, but Bluetooth 4.0 is more suitable for short-range communication because other technologies consume much more energy. Bluetooth is also an open standard.
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