Patent · US Expired

Method and apparatus for accessing graphics cache memory

US6173367A · kind A · utility

64Cited by
5References
17Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 19, 1999
Grant dateJan 9, 2001
Priority date
Expiry dateMay 19, 2019

Classification

  • Technology area (CPC G)Physics
  • CPC primaryG06F12/0875
  • WIPO fieldComputer technology
  • WIPO sectorElectrical engineering

Abstract

A method and apparatus for utilizing a data cache in a system with both 2D and 3D graphics applications. In a specific embodiment of the present invention, a mode signal is received by the video system indicating whether a 2D or 3D application is to be used. Depending on the mode signal, either as a unified cache capable of being accessed by two separate data access streams, or two independent caches, each accessed by one data access stream.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.