Smartphone patent wars trade complaints based on patents and designs in the market for smartphones, and devices based on smartphone OSes such as Android and iOS, has increased significantly. Initial suits, countersuits, rulings, licence agreements, and other major events in "italics": The pattern of suing and countersuing really began in 2009 as the smartphone market grew more rapidly. Smartphone patent wars The smartphone wars or smartphone patents licensing and litigation refers to commercial struggles among smartphone manufacturers including Sony Mobile, Google, Apple Inc., Samsung, Microsoft, Nokia, Motorola, Huawei, LG Electronics, ZTE and HTC, by patent litigation and other means. The conflict is part
Network operating system Network operating system The term network operating system is used to refer to two rather different concepts: Network operating systems can be embedded in a router or hardware firewall that operates the functions in the network layer (layer 3)."" Early microcomputer operating systems such as CP/M, DOS and classic Mac OS were designed for one user on one computer. As local area network technology became available, two general approaches to handle sharing arose. In a peer-to-peer network operating system users are allowed to share resources and files located on their computers and access shared resources from others. This system is