Calista Technologies was a company that provided virtual device solutions for

Windows Windows is a group of several proprietary graphical operating system families developed and marketed by Microsoft. Each family caters to a certain sector of the computing industry. For example, Windows NT for consumers, Windows Server for ser ...

. The general premise behind the technology was to provide an abstract virtual view of a hosting machine's devices from within a

virtual machine In computing, a virtual machine (VM) is the virtualization/ emulation of a computer system. Virtual machines are based on computer architectures and provide functionality of a physical computer. Their implementations may involve specialized h ...

through drivers for

Windows Vista Windows Vista is a major release of the Windows NT operating system developed by Microsoft. It was the direct successor to Windows XP, which was released five years before, at the time being the longest time span between successive releases of ...

and

Windows XP Windows XP is a major release of Microsoft's Windows NT operating system. It was released to manufacturing on August 24, 2001, and later to retail on October 25, 2001. It is a direct upgrade to its predecessors, Windows 2000 for high-end and ...

, and present the user interaction to

thin client In computer networking, a thin client is a simple (low-performance) computer that has been optimized for establishing a remote connection with a server-based computing environment. They are sometimes known as ''network computers'', or in th ...

s through the Remote Desktop Protocol (RDP). The technology was included as part of the

RemoteFX Microsoft RemoteFX is a Microsoft brand name that covers a set of technologies that enhance visual experience of the Microsoft-developed remote display protocol Remote Desktop Protocol (RDP). RemoteFX was first introduced in Windows Server 2008 R2 ...

Technologies starting in

Windows 7 Windows 7 is a major release of the Windows NT operating system developed by Microsoft. It was released to manufacturing on July 22, 2009, and became generally available on October 22, 2009. It is the successor to Windows Vista, released nearly ...

Service Pack 1 and

Windows Server 2008 R2 Windows Server 2008 R2 is the fifth version of the Windows Server operating system produced by Microsoft and released as part of the Windows NT family of operating systems. It was released to manufacturing on July 22, 2009, and became generall ...

Service Pack1. The company was co-founded by Neal Margulis, B. Anil Kumar, and Asael Dror in 2006, and raised $7 million in series A funding by Greylock Partners and Lightspeed Ventures. The company produced a beta version of the product and had several customer trials underway at the time of the acquisition. The product utilized both

x86 x86 (also known as 80x86 or the 8086 family) is a family of complex instruction set computer (CISC) instruction set architectures initially developed by Intel based on the Intel 8086 microprocessor and its 8088 variant. The 8086 was intr ...

- and

GPU A graphics processing unit (GPU) is a specialized electronic circuit designed to manipulate and alter memory to accelerate the creation of images in a frame buffer intended for output to a display device. GPUs are used in embedded systems, mobi ...

-based code as well as allowing for hardware based acceleration. Calista Technologies was acquiredMicrosoft Announces Vision and Strategy to Accelerate Virtualization Adoption
/ref> by

Microsoft Microsoft Corporation is an American multinational technology corporation producing computer software, consumer electronics, personal computers, and related services headquartered at the Microsoft Redmond campus located in Redmond, Washin ...

in January 2008 for approximately $115 million.

References

Defunct software companies of the United States Software companies established in 2006 2006 establishments in the United States {{US-software-company-stub