Advertisement
8.7. FREQUENCY TABLE
9. DESCRIPTION
9.1. Frequency
The frequency range of 902.713 MHz ~ 927.289 MHz is used. Transmitting and receiving channel
between base unit and handset is same frequency. Refer to the Frequency Table.
9.2. Time Division Duplex (TDD) operation
Transmission/reception between the base unit and handset is performed by time-sharing as
shown in Fig. 7. 1 slot time of transmission and reception is 1mS.Same frequency is used in
transmitting and receiving. The figure shows an example; the frequency of 3ch is used in
transmitting between the base unit and handset.
Fig. 7
9.2.1. TDD Frame Format
The TDD frame is 2mS in length. Each subframe contains 128 bits of 7.8
S duration.
Advertisement
