KT said Friday it has signed a three-way collaboration agreement with on-device AI chipmaker DeepX and edge computing firm Sesol to jointly develop NPU-based artificial intelligence edge systems for use in transportation and industrial sites. Under the agreement, the companies will work together on a next-generation AI Edge Box powered by low-power, low-heat neural processing units, or NPUs, and expand on-device AI services to electric vehicle charging stations, mobile surveillance systems and t