Testing
Passive, Active, EMC/EMI, & Standard Testing
Testing Services at Field Theory
Comprehensive Testing for Confident Innovation
At Field Theory, we provide comprehensive wireless technology testing services to ensure your devices meet and exceed industry standards. Our state-of-the-art facilities and expert team handle scenarios from passive antenna optimization to complex EMC/EMI analysis.
Thorough testing is a strategic advantage, not just a regulatory requirement. Our services accelerate development, minimize risks, and ensure exceptional performance for end-users. We’re equipped to handle every aspect of wireless device testing with thoroughness, accuracy, and cutting-edge methodologies.
We provide more than just data; we offer insights and solutions that drive innovation and excellence.
Results to Rely On
Detailed, accurate, and innovating testing solutions for quality-critical applications
Testing Performed at Field Theory
Passive Antenna Testing
Optimizing Performance from the Ground Up
At the heart of any wireless device lies its antenna, and at Field Theory, we understand that optimal antenna performance is crucial for overall device success. Our passive antenna testing services are designed to fine-tune your antenna's performance within the specific constraints of your device.The process begins with careful optimization of the antenna to fit seamlessly within your device's form factor. This crucial step ensures that performance isn't compromised by size limitations or interference from other components. Once the antenna is properly situated, our sophisticated testing chambers come into play. Using our advanced signal injection capabilities, we can simulate a wide range of wireless environments. From various Wi-Fi protocols to cellular networks and beyond, we recreate the complex signal landscapes your device will encounter in the real world. This comprehensive approach allows us to identify performance issues across different wireless standards and frequencies.
One of the unique advantages of our testing process is our ability to rapidly iterate on design. We can quickly swap out different antenna models, including our off-the-shelf starter antennas, allowing for swift comparisons and performance evaluations. This agile approach significantly accelerates the development process, helping you find the optimal antenna solution in less time.
Active Antenna Testing
Real-World Performance Evaluations
While passive testing provides crucial baseline data, active antenna testing takes your device evaluation to the next level. In this phase, we test an unmodified version of your device in full operation, providing invaluable insights into its real-world performance.Our active testing protocols measure critical parameters such as Transmit Power (TRP) and Total Isotropic Sensitivity (TIS). Utilizing our advanced CMW500 system or Continuous Wave (CW) mode testing, we can precisely quantify how much power your device transmits and how sensitively it can receive signals across its operational range.
Effective Isotropic Radiated Power (EIRP) measurements provide further insights into your device's performance extremes, ensuring it meets regulatory requirements while maximizing its effective range and power efficiency.
As part of our commitment to streamlining your development process, we also offer pre-qualification testing. This valuable service can identify potential issues early in the development cycle, saving time and resources by addressing problems before they become costly setbacks in the certification process.
Standard Testing
Comprehensive Performance Metrics
Beyond specialized antenna testing, Field Theory offers a full suite of standard wireless performance tests. These assessments provide a holistic view of your device's capabilities and are crucial for ensuring optimal user experience across various conditions.Our throughput testing rigorously evaluates your device's data transmission capabilities, ensuring it can handle the demands of modern high-bandwidth applications. Rate testing complements this by assessing performance across different data rates, providing insights into your device's adaptability to varying network conditions.
Range testing is particularly crucial in today's wireless landscape, where consumers expect reliable connections across ever-larger spaces. Our sophisticated testing environments can simulate various distances and obstacles, giving you a clear picture of your device's effective range and helping you optimize for better coverage. Return loss testing rounds out our standard suite, providing vital information about your device's power efficiency and potential interference issues. By measuring the ratio of reflected to incident power, we can help you fine-tune your device's antenna and circuitry for optimal performance.
Test Outputs
Detailed Insights for Informed Decision-Making
At Field Theory, we believe in providing our clients with comprehensive, actionable data. Our standard testing procedures generate a wide array of outputs designed to give you a complete picture of your device's performance.Isolation measurements are crucial for devices with multiple antennas or complex internal components. These tests ensure that different parts of your device aren't interfering with each other, maintaining signal integrity across all functions. Passive efficiency and peak gain measurements provide insights into your antenna's performance across its entire operational range. These metrics are vital for understanding your device's overall power efficiency and effective signal strength.
For a more intuitive understanding of your device's gain performance, we provide both 2D polar plots and 3D plots. These visual representations of your antenna's radiation pattern allow for quick identification of performance characteristics and potential issues.
S-Parameters, or scattering parameters, offer a deep dive into your device's high-frequency behavior. These measurements are invaluable for understanding how your device interacts with incoming and outgoing signals, providing crucial data for optimizing performance and ensuring compatibility with various network environments.
EMC/EMI Testing
Ensuring Harmony in the Electromagnetic Spectrum
In today's densely packed electromagnetic environment, Electromagnetic Compatibility (EMC) and Electromagnetic Interference (EMI) testing are more crucial than ever. At Field Theory, we go beyond simple pass/fail testing to provide comprehensive EMC/EMI analysis that ensures your device not only meets regulatory standards but performs optimally in real-world conditions.Our EMC/EMI testing services include sophisticated root cause analysis capabilities. When interference issues are detected, our expert team can isolate the noise source with pinpoint accuracy. This precise identification allows for targeted solutions, eliminating interference at its source rather than through broad, potentially performance-impacting measures.
By addressing EMC/EMI issues early in the development process, we help you avoid costly redesigns and certification delays. Our proactive approach ensures that your device will perform reliably in the complex electromagnetic environments it will encounter in everyday use.
Field Theory Laboratory
Antenna Design
