Founded in 1985, Qualcomm is a global leader in research and development of 3G, 4G and 5G technologies and the world's largest supplier of mobile chips. Since qualcomm was founded, the disputes over intellectual property rights never stop. The most famous one is the patent global dispute between qualcomm and apple.

Apple is a high-tech company headquartered in California, which is famous for innovation in the world. With its competitive advantages in intellectual property rights, apple constantly updates its products, which attracts a large number of apple fans. Apple has had numerous disputes over intellectual property, and its patent battle with Qualcomm is the most famous.

Huawei Technologies Co., Ltd. is a Chinese multinational technology company headquartered in Shenzhen, Guangdong. It designs, develops, and sells telecommunications equipment and consumer electronics (mainly smartphones). Huawei's technology in telecommunications tops the world and many of the patents it owns represents the most advanced techonology in the world and also face many disputes globally.