Embodiments of the present invention relate to antennas for wireless communications, and more particularly, to a microstrip patch antenna suitable for ultra wide band in wireless communication applications.

The present invention relates to a folding mechanism and more particularly the present invention relates to an improved folding mechanism used as a reading materials support member.

The present invention relates to the method of encrypting computer information and data files using a secure encrypted envelop and more particularly by using the combination of AES algorithm and SHA-256 alogrithm in encrypting/decrypting.

Interactive Pre-Maths. Preschoolers can learn early Mathematics by using interactive and augmented reality. The activities developed by Ompok (2021) based on National Preschool Standard Curriculum (2017) such as 

• Perception of…