Ralph Zimmermann

Technology, Assembly, and Test of a <i>W</i>-Band Traveling Wave Tube for New 5G High-Capacity Networks

Frederic André, Jean-Clande Racamier, Ralph Zimmermann et al. · IEEE Transactions on Electron Devices · 2020 · 38 citations · Full text

Wireless Communications, Electrical Engineering, High-capacity Networks +13

All-solid-state radiometers for environmental studies to 700 GHz

Ralph Zimmermann, Ruediger Zimmermann, P. Zimmermann · NASA Technical Reports Server (NASA) · 1992 · 32 citations · Full text

Consideration of velocity saturation in the design of GaAs varactor diodes

T.W. Crowe, W.C.B. Peatman, Rüdiger Zimmermann et al. · IEEE Microwave and Guided Wave Letters · 1993 · 28 citations

Semiconductor Technology, Electrical Engineering, Gaas Varactor Diodes +11

A Precision Autocalibrating 7 Channel Radiometer for Environmental Research Applications

Shigeo Kazama, Thomas Rose, Ralph Zimmermann et al. · National Remote Sensing Bulletin · 1999 · 17 citations

Sensor Calibration, Precision Measurement, Environmental Monitoring +12