Measuring Phase Noise in SDR Systems
A practical introduction to phase-noise measurement in coherent SDR systems and why clock quality matters.
FPGA · RF · REAL-TIME SIGNAL PROCESSING
Custom FPGA, RF and signal-processing development
We develop high-performance electronic systems with a strong focus on FPGA design, real-time signal processing and RF or mixed-signal hardware.
We support projects from focused FPGA development and signal-processing tasks to complete electronic systems, including architecture, custom hardware and laboratory validation.
For SDR, radar and coherent acquisition projects, our 
VORTARIAN platform → provides a proven starting point for customer-specific development.
Engineering services
FPGA engineering backed by complete system expertise
From focused FPGA development to complete systems combining real-time signal processing, RF and high-speed electronics.
FPGA Design & Consulting
FPGA architecture, VHDL development, signal-processing implementation, verification, timing closure, optimization and hardware bring-up.
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Electronics & RF Design
RF, mixed-signal and high-speed electronics for FPGA-based processing, communication, radar, sensing and data-acquisition systems.
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Signal Processing & Embedded Software
Real-time DSP, algorithm implementation, SDR development, embedded Linux, drivers and high-throughput data paths for FPGA-based systems.
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Development platform
VORTARIAN as a starting point for custom development
Our own coherent multi-channel SDR platform gives us a proven hardware and software baseline for demanding RF, FPGA and signal-processing projects.
Working technology demonstrator
A complete platform combining RF acquisition and generation, high-speed ADC/DAC conversion and FPGA signal processing.
Embedded processing
RISC-V processing, embedded Linux, external memory and software interfaces are integrated into the platform.
High-speed connectivity
10 GbE and high-speed serial interfaces provide a practical basis for real-time data streaming and system integration.
Custom development baseline
VORTARIAN can be used as an evaluation platform or as a validated starting point for customer-specific hardware, FPGA and software development.
30.4 fs
ADC clock jitter RMS
>91.4 dBc
ADC SFDR
500 MSPS
ADC sampling
1 GSPS
DAC sampling
Core capabilities
RF, FPGA, high-speed digital and software
Representative technologies we work with across custom electronic systems.
RF & microwave
RF receivers, transmitters and microwave systems from DC to 75 GHz.
High-speed interfaces
JESD204B/C, PCI Express, 10/40G Ethernet and custom fiber-optic links.
FPGA signal processing
Filtering, channelization, DDC/DUC, modulation, synchronization and adaptive algorithms.
Embedded Linux
Drivers, DMA, networking and platform software for FPGA-based systems.
Measurement & validation
RF measurements, phase-noise characterization, signal integrity and hardware validation.
Complete electronic systems
System architecture, electronics, FPGA, software, prototyping and production support.
Development process
From concept to laboratory validation
We can join a project at a defined development stage or cover the complete technical path from architecture through implementation and validation.
- 1
Architecture
Requirements, feasibility, system partitioning and interface definition.
- 2
Implementation
RF, PCB, FPGA, embedded software and signal-processing development.
- 3
Verification
Simulation, timing closure, hardware bring-up and measurements against system requirements.
- 4
Integration & support
System integration, documentation and production support.
Labs & facilities
In-house development and test labs
Our facilities support RF, FPGA and mixed-signal design, prototyping, hardware bring-up and laboratory validation.
Engineering insights
View all articles »Technical articles, measurements and engineering notes from JSE.
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