Field Theory Services
Antenna Design, RF Solutions, Antenna & RF Consulting, Antenna Prototyping, & Antenna Manufacturing
Speed and Precision
Field Theory Provides a Comprehensive Range of Antenna Services
We are a team of electrical, mechanical, and software engineers. We integrate into and become an extension of your engineering team. We enhance your capabilities with our in-depth knowledge of antennas and RF solutions.
At Field Theory, we understand that the performance of an antenna is often overlooked in product design. However, achieving excellence in antenna performance is crucial for optimal wireless connectivity. With our extensive experience in tackling unique form factors and solving complex problems, we offer customized antenna solutions tailored to your product’s specific design requirements. We help you get your innovative product to market faster.
Exceeding your expectations and ensuring your product's success
Antenna Design Services
Our expertise spans a wide range of protocols and platforms, ensuring that your antenna design is optimized for any connectivity need.
Antennas may be customized to fit your form factor. We also offer semi-custom antennas and reference designs.
Antenna Design & RF Services
Experts in antenna designs from 13 MHz to 40 GHz.
Connectivity Specialization
Cellular (LTE, 4G, 5G), GPS, RFID/NFC, ISM, mmWave, Bluetooth, WLAN/Wi-Fi, Zigbee, Z-wave, wireless charging, arrays, and more.
Application Expertise
Omni-directional, directional, MIMO, and coexistence applications.
Testing
TRP, TIS, and Antenna Passive Testing using our on-site fully anechoic antenna chambers.
Antenna & RF Consulting Services
We offer personalized consulting services to guide you through every stage of your product’s development, ensuring that your antenna design and integration are flawless.
To kickstart our partnership, we may conduct a system review and analysis of your product. This helps us provide an accurate path forward and establish a solid baseline for your antenna design.
Antenna Design & Integration Consulting
Provide expert guidance on how your antenna will function within the context of your full product. We analyze your design objectives, mechanical constraints, and RF requirements to ensure optimal integration with your system architecture.
RF Consulting
We offer specialized radio frequency consulting to help you solve complex RF challenges across your product’s lifecycle. Our engineering team assesses system performance, identifies key areas of concern like impedance matching and signal integrity, and develops practical strategies to improve RF behavior.
EMI, EMC, & RF Noise Consulting
Electromagnetic interference and compatibility issues can derail performance late in development. Our EMI/EMC and RF noise consulting focuses on diagnosing interference sources, mitigating undesirable emissions, and optimizing your layout and shielding practices.
End-to-End Support
Our team of engineers accompanies your design from conception to launch. From early project kickoff through certification and product launch, our engineers act as an extension of your team.
RF Solutions
We’re experts at finessing the line between high-performance and physical constraints, while accounting for possible issues such as noise and layout. With 40+ years in the wireless industry and over 500+ projects, we balance product needs and limitations with ease and confidence.
Our RF solutions are designed to optimize your product’s performance and ensure it meets all necessary certifications.
Transmission Line Optimization & Design
We design and optimize RF transmission lines tailored to your specific system requirements. Proper transmission line implementation is essential for minimizing signal loss and maintaining integrity across frequency bands.
Layout & Schematics Design Review
Our engineers perform meticulous reviews of your RF layouts and schematic files to identify potential issues early in the design process.
Performance & Certification Readiness Review
Before you pursue formal testing or product launch, we assess your RF system for performance risks and certification readiness. Our review identifies areas that might impact compliance or functional performance.
Filter Design & Matching
Custom RF filter design and impedance matching are central to maximizing signal quality and reducing interference in your system. Our team develops filter solutions that isolate desired frequency bands while mitigating unwanted noise.
Noise Reduction
Noise can degrade RF performance and compromise sensitivity. We analyze your RF signal paths and system layout to identify noise sources and implement mitigation strategies that enhance signal clarity.
Antenna Prototyping
We utilize our rapid prototyping capabilities to improve efficiency and accelerate your product’s development process. We work end-to-end to ensure not just creation, but completion of your product.
Antenna Prototyping Capabilities
Using 3D-printed materials and in-house-made PCBs, we can begin testing the antenna earlier than the competition.
Machine Shop Access
Our engineers have access to a variety of cutting-edge professional equipment.
Immediate Testing
Our iteration time is lightning-fast. We can immediately test in one of our three fully anechoic chambers and keep the ball rolling.
Antenna Manufacturing
Our manufacturing platform offers a competitive edge by providing custom antenna solutions that are more cost-effective than off-the-shelf options. Field Theory’s range of antennas can be customized and manufactured to meet your specific product needs.
Cost Efficient Antennas
By focusing on optimized designs, reduced material waste, and strategic sourcing, we help lower your Bill of Materials (BOM) and improve your margin without sacrificing performance.
Flexible Pricing of Antennas
We’ve saved our customers over $1 million in manufacturing costs. We offer pricing tiers that fit within your sourcing budget.
Antenna Manufacturing Locations
We offer many options for locations of manufacturing, depending on type of antenna, including both domestic and international locations.
Market-Ready Solutions for Antennas
We strive to get your product to market faster and more cost-effectively, with fewer resources spent on outsourcing.
Antenna & RF Simulation and Design
We perform comprehensive full-wave EM simulation studies to determine the optimal antenna solution and location of the antenna within your product.
Simulation Software
We leverage industry-leading EM simulation tools to model electromagnetic behavior before hardware is built using CST Microwave Studio Suite® and RemCom® XFdtd®.
Complex Investigation
Impact of antenna placement and surrounding components, effects of materials as well as geometry. By isolating and resolving any challenges early, we help prevent late-stage redesigns and ensure stable wireless operation across use cases.
On-Body Test & SAR Simulations
Our analysis evaluates detuning caused by proximity to tissue, absorption effects, radiation efficiency shifts, and compliance risk prior to formal certification testing.
PCB Design and Layout Support
We provide in-depth support to ensure that your PCB design maximizes RF system performance.
PCB Design and Layout Software
We use 2026 Altium Designer to ensure that your high-frequency circuits are created with tools that support RF-centric design requirements and clear documentation for manufacturing.
Full RF System Integration
We look beyond individual traces and components to optimize the full RF system, ensuring every part of your design works together to meet performance goals.
PCB Layer Stack-Up Compatibility
Successful RF performance depends on correct material choices and layer configurations. We ensure material compatibility for frequency-dependent transmission lines.
Component Selection & Placement
We optimize for design for manufacturability (DFM) and performance. Strategic placement minimizes undesired coupling and keeps your design robust across varying operating conditions.
Detailed Block Diagram Creation
To clarify the design flow and aid collaboration with your team or manufacturing partners, we produce clear, detailed block diagrams that outline RF system structure and signal paths from end to end.
Schematic Design & BOM Documentation
Our documentation process includes part validation, tolerance evaluation, alternate component recommendations, and RF-specific notes to support sourcing and manufacturing consistency. This reduces supply chain risk while preserving performance.
PCB Production File Creation
We prepare and verify PCB production files with RF-specific considerations included, ensuring that your layout can be manufactured reliably and yields the performance characteristics predicted by design and simulation.
Mechanical Support
Our mechanical support services ensure that your design meets all mechanical constraints and is optimized for manufacturability.
Software
Using SolidWorks 2026, we create highly detailed and accurate mechanical models that reflect real-world geometry, tolerances, and material properties.
Antenna Placement & Cable Routing
Proper antenna placement and cable routing are critical to maintaining RF performance and minimizing interference. We optimize overall design for DFM.
3D Modeling
We provide 3D models of antennas to integrate with your assembly and BOM. Through accurate modeling, we can simulate enclosure constraints, mounting methods, and structural supports that may influence antenna tuning.
Manufacturing Documentation
Clear and comprehensive manufacturing documentation is essential for consistent product performance including antenna specification sheets and 2D design drawings.
Final Assembly
Convert files, assess materials, and produce prototypes utilizing our in-house fabrication lab.
Software Support
We offer comprehensive software support to ensure that your device’s functionality is fully optimized.
Firmware Design Documentation
Our team produces clear, structured documentation alongside each firmware release, detailing interfaces, configuration parameters, and update procedures.
Secure Communication Protocols
By integrating security at the protocol and firmware level, we minimize vulnerabilities while maintaining performance and system responsiveness.
OTA Testing Integration
Over-the-air (OTA) testing and integration are critical for modern wireless products. We perform comprehensive OTA assessments to verify signal strength, coverage, reliability, and firmware update functionality in real-world conditions.
Active Testing
Active testing allows us to evaluate device performance under realistic operating conditions. Using serial terminals and Qualcomm Radio Control Toolkit, we simulate typical usage scenarios, stress system components, and monitor RF, firmware, and protocol behavior.
Data Analysis & Processing
Our software support extends to advanced data analysis and processing, turning raw performance measurements into actionable insights as we perform detailed RF and antenna measurements.
RF Support
Our RF support services cover the design, testing, and optimization of your RF front-end architecture.
RF Front-End Architecture Design
Incorporate necessary circuitry for transmitters and receivers.
System Testing
Use in-house chambers and call boxes for all radio transmissions.
EMI Migration
Investigate and address potential radiated harmonics and EMI issues.
Pre-Certification Testing
OTA testing for TRP and TIS ensures that your wireless device meets performance expectations across all frequencies and orientations. By evaluating how much power is actually radiated from the device (TRP) and how effectively the device receives signals from all directions (TIS), we provide a complete picture of real-world RF performance.
Antenna Tuning & Testing
Tuning semi-custom antennas to be optimized to client’s device and use case. Provide RF front-end circuits (filter, matching network) for optimized antenna performance.
Onsite, Secure Testing
Antenna & RF Testing
Standard Antenna Testing Includes:
- Active Antenna Testing: Devices are tested in full operation to evaluate power output and receiver performance
- Passive Mode Antenna Testing
- Throughput Testing
- Range Testing
- Antenna Efficiency Testing
- TRP and TIS using our CMW500 or CW mode
- Peak Gain/EIRP
Standard Antenna Testing Outputs:
- Isolation
- Passive Efficiency
- Peak Gain
- Radiation Patterns (2D Polar & 3D)
- S-Parameters
Field Theory Laboratory
Antenna Design
