iPhone Antenna Evolution: From iPhone 1 to iPhone Duo Table of ContentsWhy Is Smartphone Antenna Design So Difficult?iPhone 1 to 3GSiPhone 4 and 4SAntenna gateiPhone 4SiPhone 5 to iPhone 7iPhone…
A Practical Guide of Antenna Near Field vs Far Field Table of ContentsIntroductionWhat Are the Near Field and Far Field of an Antenna?Why Can't We Simply Use 3–5 Wavelengths?The Three…
What Is an Access Point? How It Works and Why It Matters in Modern Wi-Fi Networks What is an access point, and why is it essential to modern Wi-Fi networks?…
RFID in Automotive Manufacturing ——Tracking Every Part From Assembly to Delivery Table of Contents 01. introduction 02. Tracking Challenges 03. RFID in Automotive Manufacturing 04. How RFID Works 05. RFID…
What Is Return Loss? Table of ContentsIntroductionWhat Is Return Loss?Why Does RF Signal Reflection Occur?How Is Return Loss Calculated?Why Can Return Loss Be Infinite?What Is a Good Return Loss?Return Loss…
introduction：Why Is the Industry Already Talking About 6G? If you follow wireless news, you've probably noticed something odd: 5G networks are still rolling out in many countries, yet researchers and…
Why Is 50 Ohms the Standard Impedance in RF Systems? Table of ContentsIntroductionsWhat Is Characteristic Impedance?Why Do Different Impedances Have Different Advantages?Between 30 Ohms and 77 Ohms, Why Did 50…
What Is a Yagi Antenna? ——The Classic Directional Antenna Still Going Strong Table of Contents Introduction What Is a Yagi Antenna? What Makes a Yagi Antenna? How Does a Yagi…
What Is Antenna Efficiency? A Practical Guide to Radiation and Total Efficiency Table of ContentsIntroductionWhat Is Antenna Efficiency?Why Does an Antenna Lose Energy?Antenna Efficiency vs. Total EfficiencyHow Are VSWR and…
VSWR vs. Return Loss: What’s the Difference and Why Does It Matter? Table of ContentsIntroduceWhat Causes RF Power to Reflect?What Is VSWR?What Is Return Loss?How Are VSWR and Return Loss…