Windows Mobile
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| Windows Mobile | |
|---|---|
| Name | Windows Mobile |
| Developer | Microsoft |
| Family | Windows CE |
| Source model | Closed source |
| Initial release | 2000 |
| Latest release | 2009 (6.5) |
| Kernel type | Hybrid (Windows CE) |
| Ui | Touchscreen, stylus |
| License | Proprietary commercial software |
Windows Mobile Windows Mobile was a mobile operating system platform developed by Microsoft for use on smartphones and mobile devices. It evolved from Microsoft''s embedded operating systems and targeted enterprise and consumer markets through partnerships with manufacturers and carriers. The platform competed with mobile systems from Nokia, Research In Motion, Palm, Apple, and Google before being superseded by newer Microsoft mobile strategies.
History
Microsoft traces its mobile efforts to projects such as Windows CE and collaborations with hardware vendors like HTC Corporation, Samsung Electronics, and Motorola. Early milestones included PDAs and Pocket PCs supported by corporations such as IBM and Dell as the company pursued convergence with desktop technologies like Microsoft Office and ActiveSync. The platform's roadmap intersected with industry events including product launches at trade shows such as COMDEX and partnerships announced at conferences like Mobile World Congress. Strategic decisions by executives including Steve Ballmer shaped direction as competition intensified from entrants such as Apple Inc. with the iPhone (1st generation) and Google with the Android project. Regulatory and market shifts involving carriers like Verizon Communications and AT&T influenced device distribution and feature prioritization.
Architecture and Components
The platform was built atop the Windows CE kernel and incorporated components from desktop Windows NT architecture for services and APIs. Core subsystems included a graphical subsystem derived from GDI concepts, input frameworks supporting stylus and touch similar to early Tablet PC implementations, and synchronization services compatible with Microsoft Exchange Server and Microsoft Outlook. Security components aligned with Active Directory concepts for enterprise enrollment, while multimedia stacks used codecs and frameworks interoperable with codecs from companies such as Fraunhofer Society and standards bodies like MPEG. Networking interfaces implemented protocols defined by organizations including the Internet Engineering Task Force and integrated cellular modem stacks from vendors including Qualcomm.
Versions and Features
Major releases corresponded with shifts in features and industry trends. Early Pocket PC editions emphasized handwriting recognition technologies similar to work by Jeff Hawkins-era devices at Palm, Inc.. Subsequent iterations added telephony integration for devices produced by HTC Corporation and LG Electronics, improved browser capabilities competing with offerings from Opera Software and later incorporating web standards championed by the World Wide Web Consortium. Enterprise features such as secure e-mail tied into Microsoft Exchange Server and management tools compatible with System Center products. Multimedia and developer features engaged the attention of independent developers influenced by platforms like Java Platform, Micro Edition and application distribution models later exemplified by the App Store (iOS).
Device Manufacturers and Hardware
Hardware partners produced a wide range of devices, from PDAs to converged smartphones. Notable manufacturers included HTC Corporation, Samsung Electronics, Sony Ericsson, Motorola, LG Electronics, Dell, Acer Inc., and Toshiba. Chipset providers such as Qualcomm, Intel Corporation (with its XScale architecture), and Texas Instruments supplied processors and radio interfaces. Carriers including T-Mobile, Vodafone, and Sprint Corporation offered curated device portfolios. Peripheral ecosystems involved companies like Logitech and accessory standards promulgated by industry groups including the USB Implementers Forum.
Software Ecosystem and Applications
The application ecosystem included enterprise software vendors, independent developers, and ported desktop applications adapted for mobile use by firms such as Microsoft itself and partners like SAP SE and Salesforce. Development tools came from Microsoft Visual Studio and leveraged languages and frameworks associated with .NET Framework paradigms, while third-party toolchains from companies like Borland enabled alternative workflows. Popular applications ranged from e-mail clients integrating with Microsoft Exchange Server to mapping solutions using data sources from NAVTEQ and navigation firms. Media players competed with offerings from RealNetworks and streaming innovations influenced by standards bodies including the Internet Engineering Task Force.
Market Impact and Reception
The platform held significant enterprise market share in the early-to-mid 2000s, embraced by organizations deploying mobile e-mail and line-of-business applications with vendors such as Citrix Systems and VMware. Reviews often praised integration with Microsoft Office and management with Active Directory, while critics highlighted user experience issues relative to competitors like Apple Inc. and Google. Market dynamics involved major industry players including Nokia and Research In Motion (BlackBerry), and analyst reports from firms such as Gartner and IDC documented shifting market shares. Carrier strategies by AT&T and handset decisions by HTC Corporation and Samsung Electronics influenced adoption curves.
Legacy and Succession
The platform's decline led Microsoft to pivot, developing successors and related initiatives including Windows Phone and later efforts under corporate leadership changes involving figures like Satya Nadella. The technology influenced successor architectures, contributions to mobile device management paradigms used by Microsoft Intune, and acquisition and partnership strategies with companies such as Nokia and Amazon (company). Concepts from the platform persist in embedded Windows variants and enterprise mobility solutions used by organizations including United States Department of Defense and multinational corporations.