Time Division Duplex (TDD) is a kind of duplex method of communication system, by which uplink and downlink transmissions are time separated in mobile communications.

时分双工 （TDD）是一种通信系统的双工方式 ，在移动通信系统中用于分离接收和传送信道。

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Unlike most wireless techniques, Bluetooth USES time division duplex (TDD) to arrange the transmission slots so that it can avoid the collision.

蓝牙与其他无线技术不同，它采用时分双工(TDD)方式处理传输时隙，以避免冲突。

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This is known as TDD or time-division duplex.

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