Invention Grant
US07693929B2 Hardware extension for accelerating fractional integer division within 3D graphics and MP3 applications 有权
用于加速3D图形和MP3应用程序中的分数整数除法的硬件扩展

  • Patent Title: Hardware extension for accelerating fractional integer division within 3D graphics and MP3 applications
  • Patent Title (中): 用于加速3D图形和MP3应用程序中的分数整数除法的硬件扩展
  • Application No.: US10242202
    Application Date: 2002-09-12
  • Publication No.: US07693929B2
    Publication Date: 2010-04-06
  • Inventor: Jean-Pierre Giacalone
  • Applicant: Jean-Pierre Giacalone
  • Applicant Address: US TX Dallas
  • Assignee: Texas Instruments Incorporated
  • Current Assignee: Texas Instruments Incorporated
  • Current Assignee Address: US TX Dallas
  • Agent Ronald O. Neerings; Wade James Brady, III; Frederick J. Telecky, Jr.
  • Priority: EP02292060 20020820
  • Main IPC: G06F7/535
  • IPC: G06F7/535
Hardware extension for accelerating fractional integer division within 3D graphics and MP3 applications
Abstract:
An apparatus and method for allowing a digital signal processor (DSP) in a data processing system to perform high speed division operations. In one embodiment of the invention a division operation is performed in no more than two cycles. In another embodiment of the invention, the division operations are in fractional format. The data processing apparatus comprises a random access memory, a processor (12, 168), and an interface (102) coupling said random access memory (104) to said processor, said interface enables high speed division operations associated with said processor. The interface of the present invention can also be combined with a dual or co-processor system to increase the data processing efficiency.
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