Abstract: Code hopping multiple access (CHMA) is an emerging technology to implement code domain non-orthogonal multiple access (NOMA). In CHMA, multiple access interference and multipath interference ...

Elon Musk-backed xAI has been missing in action for a while now, but today, Musk teased a major upgrade for Grok alongside new products. Grok is xAI's LLM model, and it competes head-to-head with Sam ...