RF Engineering
5G O-RAN RU, DFE, AFE Design Services
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Azcom radio engineering team provides expertise for design of radio sub-systems, both in Analog and Digital domains. We have experience in designing O-RAN compliant 5G RU and LTE / 3G Remote Radio Head. Azcom owns a wide set of IPRs like Low PHY, Digital UP/DOWN conversion chains, CPRI/e-CPRI mapping, as well as a series of RF Front-End in different bands, to accelerate customer product development.
We support our customers in all the phases of the product development – design, development, prototyping, RF simulation and measurement, testing and certification.
5G RU Design
A complete design team for 5G RU development. Our design experiences include
![](https://www.azcomtech.com/wp-content/uploads/2022/02/5G-O-RAN-RU.png)
A 5G O-RAN RU for Sub-6 GHz frequency bands
![](https://www.azcomtech.com/wp-content/uploads/2022/02/O-RAN-SW.png)
Complete O-RAN SW development eCPRI Fronthaul O-RAN C/U/S plane Low PHY O&M framework
![](https://www.azcomtech.com/wp-content/uploads/2022/02/O-RAN-DFE.png)
O-RAN compliant DFE to interface with smart antenna sub-systems
![](https://www.azcomtech.com/wp-content/uploads/2022/02/RF-architecture.png)
RF architecture and Analog Front-End design in sub-6 GHz (FR1) and mmWave (FR2) spectrum for 5G systems
DFE Design
Azcom Technology has 20 years of experience in design and development of complex DFE systems.
These include:
- Multi-layers design up to 8×8 MIMO and multi-carrier aggregation
- Precoding and beamforming management for 5G RU
- Digital UP/DOWN converters for 4G and 5G multi-carrier, multi-beam and multi-band systems
- Experience on the latest generation integrated transceivers and high-speed multi-channel RF chipset
- IPRs for Crest Factor Reduction (CFR) and High performance, wide band Digital Pre-Distortion (DPD) algorithm for any PA linearization
- Antenna calibration algorithm for Complex Antenna Panels
AFE Design
A highly skilled engineering team and fully equipped lab for test and measurement, to design high performance AFE boards in different bands.
- Analog Front-End design in sub-6 GHz (FR1) and FR2 spectrum for 4G and 5G systems
- Compact, Wide-band and high efficiency power amplifier design (LDMOS, GaN, Doherty…)
- Ultra-Low Noise receiver chain
- Single/multiple stage frequency conversion architecture for FDD and TDD scheme
- Real time DPD characterization (statistics) and pre-distortion processing
- Highly experienced team on radio frequency system debug
System Modeling and Simulation
- Linear and non-linear circuit analysis and simulation
- RF and microwave circuit design, simulation and optimization
- Advanced EM System modeling and Simulation
- Thermal and mechanical system modeling
Standardization and Certification Analysis
- Electromagnetic compatibility conformance (EMC, RFI, …)
- Product standard Certification (3GPP, CE, FCC, …)
- Stress test campaign for high reliability system
Some of Our Designs
![](https://www.azcomtech.com/wp-content/uploads/2022/02/industrial-3d-printhead-controller-board.png)
AFE boards
Wide set of Analog Front board for Small Cell system (from 24 dBm up to 37 dBm, band 1,3,4,5,7,8,28,48)
![](https://www.azcomtech.com/wp-content/uploads/2022/02/ndrf-system.jpg)
ngRF system
4×4 mimo WCDA and LTE RRH platform for testing and development purpose.
![](https://www.azcomtech.com/wp-content/uploads/2022/02/tdd-Boosters.jpg)
TDD booster
Analog Front End Booster for TDD band40 UEs.
![](https://www.azcomtech.com/wp-content/uploads/2022/02/dfe-board.jpg)
DFE board
4G Digital Front End board for DDC/DCU, RF conversion, mgmt and calibration of a Smart Antenna and Multi beam application.
Design Partners
![Texas-Instrument](https://www.azcomtech.com/wp-content/uploads/2022/02/Texas-Instrument.jpg)
![Xilinx](https://www.azcomtech.com/wp-content/uploads/2022/02/Xilinx.jpg)
![analog-devices-1](https://www.azcomtech.com/wp-content/uploads/2022/02/analog-devices-1.jpeg)