Table 1 Primary communication parameters of dual-mode communication module

HPLC communication

Operating frequency band

2–12 MHz, support segmentation

Power spectrum density

In-band < −45 dBm/Hz; Out-band < −75 dBm/Hz

Modulation mode

Multicarrier OFDM modulation

Transmission rate

Adaptive rate

Anti-attenuation performance

 > 85 dB

RF communication

Operating frequency band

470–510 MHz

Modulation mode

FSK, baseband signal is filtered by GFSK

Modulation frequency deviation

10 kHz (@ 20kbps); 40 kHz (@ 100kps)

Transmission Rate

Support 20kbps and 100kbps