Abstract: Sub-terahertz (sub-THz) waves, operating in the 0.1-1 THz band, offer significant potential for next-generation 6G systems. These systems stand to benefit from photonic technologies that ...

Japan has introduced a new health insurance ID system which uses individual number cards, commonly known as My Number Cards, as the main means of identification required to receive insured medical ...

Abstract: Frequency conversion in communication systems can achieve frequency adjustment and adaptation, enhance anti-interference capabilities, improve spectrum utilization, and facilitate signal ...