IEEE

An Ultra-Compact and Wideband Transformer-Based Coupler With Arbitrary Phase Difference and Arbitrary Power Division Ratio

Abstract: This article presents a wideband ultra-compact transformer-based lumped coupler that offers an arbitrary phase difference and power division ratio (PDR) between the two output ports, while ...
IEEE

Ultra-Compact Vertical Fiber-to-Chip Grating Couplers on Silicon-on-Insulator by Inverse Design

Abstract: Grating couplers that combine true vertical access, compact footprints, and foundry compatibility are vital for scalable photonic integration. However, conventional designs typically rely on ...
trains

Which combinations of HO scale couplers work well together?

Reliable couplers are important whether you’re pulling a long freight or switching industries, such as REC Paper Products on Model Railroader’s former Wisconsin & Southern Troy Branch. Which ...
electronics360.globalspec

KRYTAR announces two new compact 3 dB, 180° hybrid couplers covering 3 to 32 GHz

KRYTAR, Inc., a developer of ultra-broadband microwave components and test equipment, announces two new 180 hybrid couplers that deliver 3 dB of coupling over the frequency range of 3.0 GHz to 32.0 ...