Unicorecomm Confidential
UB4B0 User Manua
l
4
1. RF Part
The receiver gets filtered and enhanced GNSS signal from the antenna via a coaxial cable.
The RF part convert the RF input signals into the IF signal, and convert IF analog signal
into digital signals required for NebulasII die (UC4C0).
2. NebulasII SoC
（
UC4C0
）
NebulasII (UC4C0) is Unicode
’
s new generation high precision GNSS SoC with 55nm
low power design, supports up to 12 digital intermediate frequency or 8 analog
intermediate frequency signals, which can track 12 navigation signals with 432 channels.
3. 1PPS
UB4B0 provides1 PPS with adjustable pulse width and polarity and 1 output pulse width.
4. Event
UB4B0 provides 1 Event Mark Input.
5. I/O
Power input, data communication port, pulse trigger, LED etc.
3.4 Installation Guide
UB4B0 is delivered as a board, users can flexibly assemble according to the scenario and
the market need. Figure below shows the typical installation of UB4B0 with evaluation kit
(EVK), users can also use other enclosures to install receiver, using the same method.
