John Oncea
John Oncea is the Editor of RF Globalnet and Photonics Online.
ARTICLES BY JOHN ONCEA
-
![GettyImages-1454008881 Gentec E-O optical fiber]( "The Complete Guide To Radio Frequency Over Fiber Systems")
The Complete Guide To Radio Frequency Over Fiber Systems12/12/2025Radio over fiber transports RF signals via optical fiber, enabling low-loss distribution for wireless networks, radar systems, and radio astronomy applications.
-
![GettyImages-1464561980 Quantum Computing]( "An RF Engineer's Guide To Photonic Computing")
An RF Engineer's Guide To Photonic Computing12/9/2025Photonic computing represents not a radical departure from familiar territory, but rather a natural extension along the electromagnetic spectrum. The transition from gigahertz to hundreds of terahertz brings fundamental physics changes, yet many core engineering principles remain surprisingly applicable.
-
![Wireless Infrastructure GettyImages-891501876]( "Beyond 5G AI, Terahertz, And Open RAN Transform RF Engineering")
Beyond 5G AI, Terahertz, And Open RAN Transform RF Engineering12/5/2025RF engineers are advancing 6G through terahertz communications, AI-driven network optimization, and Open RAN architectures, with major university research centers and NSF funding driving innovation toward 2030 commercial deployment.
-
![Radio GettyImages-2244341201]( "The K-W Split: A Century of Radio History")
The K-W Split: A Century of Radio History12/3/2025Turn on the radio and you'll hear WABC in New York or KROQ in LA. Those different letters aren't random—they're part of a system dating back to the 1920s.
-
![Silicon Carbide GettyImages-1066235628]( "How Silicon Carbide Is Reshaping Power Electronics For Earth And The Stars")
How Silicon Carbide Is Reshaping Power Electronics For Earth And The Stars12/2/2025Silicon carbide semiconductors are revolutionizing mission-critical electronics for extreme environments, with NASA milestones and major industry investments accelerating terrestrial adoption.
-
![Digital Twins Video Game Controller GettyImages-1447175741]( "Real-Time 3D: Game Engines Transform Digital Twin Applications for Wireless Networks")
Real-Time 3D: Game Engines Transform Digital Twin Applications for Wireless Networks11/25/2025Game engines like Unity and Unreal have helped transform digital twins from engineering concepts into immersive 3D platforms that revolutionize RF network design and wireless testing.
-
![2025-26 GettyImages-2213310229]( "Looking Back, Racing Forward: How 2025's RF Milestones Propel The Breakthroughs Of 2026")
Looking Back, Racing Forward: How 2025's RF Milestones Propel The Breakthroughs Of 202611/17/2025RF tech in 2025 spanned spy cats, moon GPS, and invisibly powerful weapons. In 2026, RF engineering breaks limits—uniting AI, 6G, D-band, and terahertz innovation.
-
![Santa Ham Radio GettyImages-2186493663]( "Connecting \"Little Harmonics\" And Jolly Ol' St. Nick Via Ham Radio")
Connecting "Little Harmonics" And Jolly Ol' St. Nick Via Ham Radio11/12/2025Santa Net is an annual December event where licensed amateur radio operators use RF and EchoLink technology to connect children with Santa Claus on the airwaves.
-
![Building To 6G GettyImages-1778340233]( "Building Toward 6G: Arrays, AI, Spectrum Sharing, And The Next Measurement Frontier")
Building Toward 6G: Arrays, AI, Spectrum Sharing, And The Next Measurement Frontier11/11/2025Wi-Fi 7 and 5G-Advanced mark a turning point in RF front-end design, where integration, AI-driven optimization, and spectrum-proof architectures are shaping 6G foundations.
-
![GettyImages-637400042-power-button-innovation-metal-finger]( "GaN, mmWave, And 6G: The Next Wave Of RFIC/MMIC Innovation")
GaN, mmWave, And 6G: The Next Wave Of RFIC/MMIC Innovation11/6/2025Wide-bandgap semiconductors, thermal breakthroughs, and integration advances are transforming MMICs for 5G, 6G, automotive radar, defense, and satellite systems.
