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  • Blog Post: Sensors and Windows

    Prior to the introduction of WPD, developers wrote a significant amount of code to integrate data from sensors into their Windows applications. But, with the release of WPD, it was possible to create a driver that handled communications between the operating system and the remote device. And, once the...
  • Blog Post: Windows 7 Device Implementation Guidelines for Picture and Video Import

    The Guidelines for Picture and Video Import in Windows 7 white paper provides information about the picture and video import feature in Windows 7. The white paper includes guidelines for OEMs designing digital cameras and camera-equipped portable devices compatible with and optimized for Windows 7. The...
  • Blog Post: Windows 7 Portable Devices and the Windows Logo Program

    With the release of Windows 7 we are seeing a great deal of maturity of the Windows Portable Device (WPD) Platform. The WPD Platform includes the WPD APIs with WPD Automation and native Device Services, the Media Transfer Protocol (MTP) class drivers with MTP over USB, MTP over IP, and MTP over Bluetooth...
  • Blog Post: Windows 7 Application Samples

    The Windows Portable Devices (WPD) SDK includes two sample command-line applications written in C++. The first application, WpdApiSample, lets the user accomplish tasks like: enumerating connected devices, exploring objects on these devices, and enumerating object properties. The second application,...
  • Blog Post: Windows 7 Portable Device Development Kits

    There are several different resources made available to portable device manufacturers to assist in device firmware and driver development, and to application developers wishing to create applications that interact with these portable devices. These resources are provided and maintained by members of...
  • Blog Post: Multi-Transport Devices in Windows 7

    In Windows Vista, the WPD team shipped an MTP driver with support for two transports: USB and TCP/IP (typically WiFi). This expanded support also introduced an interesting problem: to Windows, the same device connected twice looks like two different devices. This is because device identity in Windows...
  • Blog Post: Introducing Device Services

    What are Device Services? "Device Services" is a brand new concept introduced in Windows 7 that provides a framework for device manufacturers to extend device functionality, and new APIs for applications to discover and access that extended functionality using WPD. We decided to call these...
  • Blog Post: New Features for Windows 7

    In Windows 7 we introduced several new features that improve how users discover and use devices connected to their PC. These new features simplify how device manufacturers present their devices, applications, and services in Windows. This behavior is exposed in the new Device Stage™ experience (see Better...
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