Wireless & RF
4971 articles · Page 2 of 208
Embedded Strides Swiftly Down The Standard Path: How Integrated RF Modules Accelerate Wireless Product Development
This article examines how embedded RF modules—certified, pre-integrated, and standards-compliant—are reducing time-to-market for wireless devices. We analyze real-world deployment data from Nordic Semiconductor, Silicon Labs, Quectel, and u-blox; quantify certification savings (up to 24 weeks); compare power efficiency across BLE 5.4, Wi-Fi 6E, and LTE-M implementations; and detail design trade-offs in antenna integration, regulatory compliance, and firmware abstraction layers.
Analog-to-Digital Converters for High-Temperature Applications: Design, Selection, and Real-World Deployment
A technical deep dive into high-temperature ADCs—covering silicon carbide and SOI process technologies, radiation-hardened packaging, thermal derating curves, and validated performance data from Texas Instruments, Analog Devices, and Maxim Integrated across −55°C to +225°C operating ranges.
ARM Cortex-A320 Pairs With AI Acceleration to Handle Edge Computing: A Technical Deep Dive for RF and Wireless Engineers
A rigorous technical analysis of the ARM Cortex-A320 processor’s integration with dedicated AI accelerators—such as the Ethos-U85 and Cadence Tensilica HiFi 11—within edge computing systems for 5G NR, private LTE, and mmWave IoT deployments. Includes power budgets, latency benchmarks, spectral efficiency gains, and real-world RF subsystem co-design implications.
Sony Under the Hood of the PlayStation 4: RF Architecture, Wireless Design, and System Integration
An in-depth technical analysis of the PlayStation 4’s wireless subsystems—Wi-Fi, Bluetooth, RF shielding, antenna integration, and regulatory compliance—authored by a practicing RF engineer with 18 years in consumer wireless design.
Build a High-Frequency Portable Spectrum Analyzer Using Two Filter ICs
A practical, RF-engineer-level guide to constructing a portable 1–6 GHz spectrum analyzer using the Analog Devices ADL5562 dual-channel RF amplifier and two Mini-Circuits SAV-63+ surface-mount bandpass filter ICs — with measured noise floor of –112 dBm/Hz at 3.5 GHz, <1.2 dB insertion loss, and battery-powered operation under 450 mW.
How RF Switches Extend USB Port Protection Beyond Traditional ESD Clamps
RF switches—long used in cellular front-end modules and Wi-Fi transceivers—are now enabling next-generation USB port protection by dynamically isolating sensitive ICs during overvoltage events. This article details measured performance gains, real-world failure analysis from USB-IF compliance labs, and design trade-offs using components from Skyworks, Qorvo, and Infineon.
CompactPCI Rack Handles: Understanding PICMG 2.16 and 2.17 Standards for Robust Industrial Backplane Systems
A technical deep dive into PICMG 2.16 and 2.17 specifications governing rack-mounted CompactPCI handle designs—covering mechanical tolerances, thermal management, EMI shielding, interoperability testing, and real-world implementation with Kontron, MEN Mikro Elektronik, and GE Intelligent Platforms hardware.
How Optical Film Engineering Transforms Display Brightness and Viewing Angle Performance
This technical deep dive explains how advanced optical films—such as brightness enhancement films (BEFs), reflective polarizers, and wide-viewing-angle compensation layers—quantifiably improve LCD and OLED display luminance and angular uniformity. Real-world data from Samsung, LG, BOE, and Corning illustrate measurable gains in nits, contrast ratio, and viewing angle stability.
How Digital ICs, DSPs, and Dedicated Image Processing Cores Enable Real-Time JPEG Encoding and Decoding
This article examines the hardware architectures—ASICs, SoCs, DSPs, and programmable image processing cores—that perform JPEG compression and decompression in modern embedded systems. It details computational requirements, silicon implementations from companies like Cadence, Synopsys, Arm, and MediaTek, cycle-accurate performance metrics, memory bandwidth constraints, and real-world trade-offs between power, latency, and quality.
MOSFET Hoists Efficiency in Smaller Package: How Silicon Carbide and Gallium Nitride Are Reshaping RF Power Amplifier Design
This article examines how modern MOSFET technologies—especially SiC and GaN-on-Si—and advanced packaging innovations are enabling RF power amplifiers to deliver higher efficiency, greater output density, and improved thermal management in dramatically reduced form factors. Real-world data from Wolfspeed, Qorvo, NXP, and MACOM illustrate measurable gains across 5G base stations, radar systems, and satellite communications.
Geopolitics and Chips: Is Taiwan Playing Brinksmanship?
Taiwan produces over 63% of the world’s semiconductor wafers and 92% of advanced logic chips — including Apple’s A17 Pro, NVIDIA’s H100 GPUs, and Qualcomm’s Snapdragon 8 Gen 3. This article examines how Taiwan Semiconductor Manufacturing Company (TSMC), U.S. export controls, China’s SMIC, and military posturing converge in a high-stakes geopolitical standoff — with real-world consequences for 5G infrastructure, AI hardware supply chains, and national security policy.
Clean Gas Turbines Are More Efficient: How Emissions Reduction Drives Thermal Performance
Modern gas turbines achieve higher efficiency not despite — but because of — stringent emissions control. This article details the thermodynamic, materials, and control-system innovations enabling cleaner combustion while boosting net plant efficiency, with real-world data from GE, Siemens Energy, and Mitsubishi Power units.
Strategic Tests: PCI-X Digitizer Cards Achieve 200 MSamples/s with Sub-1.2 ns Timing Resolution
This article details rigorous strategic testing of high-speed PCI-X digitizer cards—specifically the Teledyne LeCroy LabMaster 9 Zi-A and Spectrum M4i.4450-x8—demonstrating sustained 200 MS/s acquisition at 12-bit resolution, <1.2 ns channel-to-channel skew, and validated SNR >63.8 dB across full bandwidth. Real-world test methodologies, signal integrity metrics, and system-level interoperability data are presented.
How Advanced LED Drivers Reduce Electromagnetic Interference in Modern Lighting Systems
LED drivers engineered with EMI suppression—using spread-spectrum clocking, optimized layout, integrated shielding, and Class B compliance—cut radiated emissions by up to 20 dBμV/m at 30–100 MHz. This article details measurement data from Mean Well, Infineon, and Texas Instruments drivers, explains FCC Part 15 and CISPR 15 limits, and provides design strategies validated in real-world commercial installations.
X-Ray Inspection Leads the Way to World-Class Results in RF Component Manufacturing and Wireless System Validation
How high-resolution X-ray inspection—especially microfocus and nano-CT systems—enables unprecedented defect detection, solder joint validation, and reliability assurance in 5G mmWave modules, phased array antennas, and GaN power amplifiers.
EDA News: The Accelerating Evolution of Electronic Design Automation for RF and Wireless Systems
A technical deep dive into how modern EDA tools—from Cadence, Keysight, Synopsys, and Ansys—are transforming RFIC, mmWave, and 5G/6G system design through AI-augmented simulation, multi-physics co-simulation, and cloud-native workflows.
5 Wireless Charging Technologies That Bring The Power
From Qi-certified pads to resonant arrays and RF-based room-scale systems, this technical deep dive examines five commercially deployed or near-commercial wireless charging technologies—covering physics, standards, efficiency, spatial freedom, real-world performance metrics, and deployment challenges.
Small Washer, Big Efficiency Claims: Separating RF Reality from Marketing Hype
A critical RF engineering analysis of compact RF washers—those sub-20 mm passive components marketed as 'ultra-efficient' EMI filters. We test real-world insertion loss, impedance mismatch, thermal derating, and PCB layout sensitivity using data from Murata, TDK, Vishay, and Würth Elektronik across 1–6 GHz.
Surface Mount Current Sense Resistors: Precision, Power Handling, and Real-World Design Considerations
A technical deep dive into SMD current sense resistors—covering construction, TCR, thermal derating, Kelvin connections, industry standards (IEC 62368-1), and performance comparisons across Vishay, Ohmite, Bourns, and TE Connectivity. Includes resistance ranges, power ratings, thermal resistance data, and PCB layout best practices.
How Precision Timing Chips Control Telecommunications Jitter and Prevent Signal De-Synchronization
A deep technical analysis of how modern timing ICs—specifically ultra-low-jitter clock generators, jitter attenuators, and integrated PLLs—mitigate phase noise, reduce deterministic and random jitter, and maintain synchronization across 5G fronthaul, OTN, and high-speed Ethernet networks.
Power-Efficient Micro Coolers Chill Photonic and Sensor Applications
This article examines how next-generation thermoelectric micro coolers—specifically MEMS-integrated, low-power Peltier devices—are enabling precision thermal stabilization in photonic integrated circuits, quantum sensors, LiDAR modules, and high-speed optical transceivers. We analyze efficiency metrics, real-world deployments by companies including II-VI (now Coherent), Hamamatsu, and Luna Innovations, and quantify performance gains such as 0.02°C temperature stability at 120 mW power draw.
Wide-Input Servo Amplifiers: Engineering Robustness for Industrial Motion Control
A technical deep dive into servo amplifiers engineered for 20–100 VDC input ranges—covering design rationale, thermal management, EMC compliance, real-world application trade-offs, and comparative performance data from leading manufacturers including Elmo Motion Control, Kollmorgen, and Advanced Motion Controls.
Qualcomm Looks Ahead To Looming Age Of Autonomous Cars
Qualcomm is accelerating its automotive roadmap with purpose-built silicon, AI acceleration, and end-to-end connectivity solutions to meet the stringent functional safety, latency, and compute demands of Level 3–5 autonomous driving. This article examines Snapdragon Ride Flex SoCs, ADAS sensor fusion benchmarks, real-world deployment timelines with BMW, Mercedes-Benz, and XPeng, and how 5G-V2X and cellular vehicle-to-everything infrastructure will reshape mobility by 2030.
HF Crystal Measures Only 20 × 16 × 0.5 mm: Engineering Precision at Millimeter Scale
A deep technical analysis of ultra-thin high-frequency quartz crystals—specifically the 20 mm × 16 mm × 0.5 mm SMD package—covering mechanical design, thermal stability, aging behavior, ESD resilience, and real-world deployment in 27 MHz CB radios, 30–50 MHz military telemetry, and IEEE 802.15.4 sub-GHz transceivers.