RADIO FREQUENCY WIRELESS INFORMATION
Radio Frequency Wireless technology is used in the Compex Wireless USA for communication between the
remote control and the stimulation modules�
RADIO FREQUENCY WIRELESS DESCRIPTION
WIRELESS PROTOCOL CHARACTERISTICS
Frequency band 2�4 GHz ISM
Protocol type Proprietary frequency hopping
Channels 6 channels
Channel width 2 MHz
Frequency modulation GFSK
Frequency deviation ± -320 kHz
EIRP
Measured max -6�2 dBM (0 dBM configured as
maximum output power)
Effective emission power 4�4 [dBm]
Data rate 2 Mbps
Quality of service requirement
2 meter range between remote and stimulation
modules
WIRELESS SECURITY MEASURES
Device identification
32 bits, shared only with other Compex Wireless
USA devices
Data integrity checks
Each data frame protected by a 16 [b] length
CRC
Acknowledgement
Each point-to-point communication is acknowl-
edged
Out of range behavior
- Stimulation modules stop stimulation automati-
cally when out of range from remote control�
- Remote control stops entire network stimulation
when it detects one module out of range�
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