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Intel High Definition Audio (IHDA) (also called HD Audio or development codename Azalia) is a specification for the audio sub-system of personal computers. It was released by Intel in 2004 as the successor to their AC'97 PC audio standard.
When the sound card uses a custom driver for use with the system supplied port class driver PortCls.sys or implements a mini-driver for use with the streaming class driver, applications can bypass the KMixer completely and use the kernel streaming interfaces instead to directly interact with audio driver and reduce latency. Windows 98 includes ...
In 2004, Intel released Intel High Definition Audio (HD Audio) which is a successor that is not backward compatible with AC'97. [2] HD Audio has the capability to define up to 15 output channels, but in practice most motherboards provide no more than 8 channels ( 7.1 surround sound ).
Audio: SoundMAX Cadenza audio without speakers [2] Operating system: Microsoft Windows XP Professional [2] USB ports: eight USB 2.0 Ports [2] While the desktop was made available as a consumer PC, it was more suited to a corporate environment, with the limited storage and graphics capabilities. [2]
Sensaura's 3D positional audio technology was designed to build upon the industry standard Microsoft DirectSound3D API, which allowed games to have high quality audio in three dimensions. HRTF 3D audio positioning with low CPU usage. Virtual Ear features common HRTF profiles (libraries) that can be selected by the end-user.
DTS-HD Master Audio, previously known as DTS++, [28] is the second of two DTS-HD audio formats. [29] It supports a virtually unlimited number of surround sound channels, can deliver audio quality at bit rates extending from lossless (24-bit, 192 kHz) down to DTS Digital Surround and, like Neo, downmix to 5.1 or 2.1 systems.
Sony Vaio PCV Series is the first line of products of desktop computers introduced by Sony under their VAIO brand in 1996. [1] The series would be introduced to the Japanese market the following year, with the introduction of the mini-tower computer, PCV-T700MR on July 15, 1997.
After the release of the initial models in 1993, new models started to become available as the Presario brand grew over time. The 500, 700, and 900 series (including the 5500, 7100, 7200, 9200, 9500, and 9600 series) were introduced to compliment and succeed the original lineup, making up the first generation of Presario computers produced from 1993 to 1996, also known as "Series 1".