Search results
Results from the WOW.Com Content Network
Coordinated Video Timings (CVT; VESA-2013-3 v1.2 [1]) is a standard by VESA which defines the timings of the component video signal.Initially intended for use by computer monitors and video cards, the standard made its way into consumer televisions.
A vertical blank interrupt (or VBI) is a hardware feature found in some legacy computer systems that generate a video signal. Cathode-ray tube based video display circuits generate vertical blanking and vertical sync pulses when the display picture has completed and the raster is being returned to the start of the display.
On the IBM PC, these were signaled from the graphics card to the monitor through the polarities of one or both H- and V-sync signals sent by the video adapter. [ 5 ] Later designs supported a continuous range of scan frequencies, such as the NEC Multisync which supported horizontal scan rates from 15 to 31 kHz [ 4 ] derived from the sync signal ...
The 16 KiB discrete graphics RAM is directly accessible to the CPU at addresses 16384 to 32767. The RAM chips for graphics are connected to both the CPU and to the video circuit in the ULA. The main pixel bitmap is stored at the very beginning of the graphics RAM, while the attributes array follows immediately behind it. [10]. The entire frame ...
Some graphics systems can count horizontal blanks and change how the display is generated during this blank time in the signal; this is called a raster effect, of which an example is raster bars. In video games, the horizontal blanking interval was used to create some notable effects.
RIVA 128 GPU RIVA 128ZX GPU Die shot of the RIVA 128ZX. The RIVA 128 was built to render within the Direct3D 5 and OpenGL API specifications. It was designed to accelerate Direct3D to the utmost extent possible, as a departure from Nvidia's NV1 chip.
It is a replacement for the previous Windows 2000 and Windows XP display driver model XDDM/XPDM [3] and is aimed at enabling better performance graphics and new graphics functionality and stability. [2] Display drivers in Windows Vista and Windows 7 can choose to either adhere to WDDM or to XDDM. [4]
A display may exhibit different behavior in horizontal and vertical axes, requiring users and manufacturers to specify maximum usable viewing angles in both directions. Usually, the screens are designed to facilitate greater viewing angles at the horizontal level, and smaller angles at the vertical level, should the two of them differ in magnitude.