Lika Electronic is a well-known name. Could you provide a brief overview of the company's history and product range? Marco ...

Abstract: Grating-assisted contra-directional couplers (CDCs) as 4-port wavelength-selective devices hold great potential as add-drop filters, multiplexers, routers, etc, for various integrated-optics ...

Abstract: The directional couplers are important microwave devices. There are many different types of couplers. The common ones are strip line coupler and waveguide coupler. In practical applications, ...