This paper proposes a circularly polarized horn antenna with tapered elliptical waveguide and it employs a tapered elliptical waveguide polarizer to achieve wideband circular polarization. The ...

Microstepping drive for a stepper motor is a well-known technique to improve the stepper motor performance. Normally, microstepping is carried at fixed pulse width planned. However, this method is ...

Leaf shape can vary considerably. The most common shapes include oval, truncate, elliptical, lanceolate, and linear. Leaf tips and bases may also be unique, with names based on their shapes.