Apple designs, manufactures and markets smartphones, personal computers, tablets, wearables and accessories, and sells a variety of related services. The company's products include: iPhone; Mac; iPad; and wearables, home and accessories, which includes AirPods?, Apple TV?, Apple Watch?, Beats? products, HomePod?, iPod touch? and other Apple-branded and third-party accessories. The company's services include: digital content stores and streaming services; AppleCare, which includes AppleCare + (AC+) and the AppleCare Protection Plan; iCloud, which is the company's cloud service; licensing; and other services, which include Apple Arcade?, Apple Card?, Apple News+, and Apple Pay, a cashless payment service.

Mediatek is engaged in the research, development, manufacture and sales of multi-media integrated circuit ("IC"), IC for computer peripherals, IC for advanced consumer electronics, IC for other special applications and decoders of optical storage; software application design, testing, maintenance and technical consultation services for IC; the import and export of products related to IC. Co.'s product items include optical storage chipset; CD-ROM chipset and single chip, DVD-ROM chipset and single chip, CD-R/RW chipset, combi chipset; and advanced digital consumer chipset DVD-Player chipset (RF chip, servo controller chip and highly integrated chip).

Qorvo is a holding company. Through its subsidiaries, the company designs, develops, manufactures and markets its products to U.S. and international original equipment manufacturers and original design manufacturers in two operating segments: Mobile Products, which is a supplier of cellular radio frequency (RF) and Wi-Fi solutions for mobile devices, including smartphones, wearables, laptops, tablets and cellular-based applications for the Internet of Things (IoT); and Infrastructure and Defense Products, which is a supplier of RF and system-on-a-chip solutions for cellular base stations and other wireless communications infrastructure, defense, smart home, automotive and other IoT applications.

Qualcomm is engaged in the development and commercialization of foundational technologies for the wireless industry. The company's segments include: Qualcomm CDMA Technologies, which is a developer and supplier of integrated circuits and system software based on code division multiple access, orthogonal frequency division multiple access and other technologies; Qualcomm Technology Licensing, which grants licenses or otherwise provides rights to use portions of its intellectual property portfolio, which, among other rights, include certain patent rights essential to and/or useful in the manufacture and sale of certain wireless products; and Qualcomm Strategic Initiatives, which makes investments.

Skyworks Solutions is a provider of analog semiconductors that connect people, places, and things, spanning a number of applications within the aerospace, automotive, broadband, cellular infrastructure, connected home, industrial, medical, military, smartphone, tablet and wearable markets. The company's product portfolio consists of various solutions, including: amplifiers, antenna tuners, attenuators, circulators/isolators, wireless analog system on chip, direct current (DC)/DC converters, demodulators, detectors, diodes, directional couplers, diversity receive modules, filters, front-end modules, hybrid, light emitting diode drivers, low noise amplifiers, mixers, and modulators.