User's Manual

23 / 33
□ Normal □ Internal Use  Confidential □ Restricted Confidential
User Manual
The characteristic impedance depends on the dielectric of PCB, the track width and the
ground plane spacing. Microstrip type is required. The detail simulation as below.
The RF trace of the test board which was used in the FCC test is defined as below.
Primary Antenna
interface port
RF I/O port
Primary path
RF I/O port
Diversity path
Diversity Antenna
interface port
R1
R2
R3
R4
Length1=1000mil
Length2（white）=1461mil
Trace width：20mil
Trace width：20mil
Note:R1=R2=R3=R4=0ohm