Invention Grant
US08543349B2 Test device, display device, and method for checking a validity of display signals 有权
测试装置,显示装置和检查显示信号有效性的方法

  • Patent Title: Test device, display device, and method for checking a validity of display signals
  • Patent Title (中): 测试装置,显示装置和检查显示信号有效性的方法
  • Application No.: US12734051
    Application Date: 2008-10-09
  • Publication No.: US08543349B2
    Publication Date: 2013-09-24
  • Inventor: Igor KatchanMarkus Lindner
  • Applicant: Igor KatchanMarkus Lindner
  • Applicant Address: DE Stuttgart
  • Assignee: Robert Bosch GmbH
  • Current Assignee: Robert Bosch GmbH
  • Current Assignee Address: DE Stuttgart
  • Agency: Kenyon & Kenyon LLP
  • Priority: DE102007048608 20071010
  • International Application: PCT/EP2008/063548 WO 20081009
  • International Announcement: WO2009/050106 WO 20090423
  • Main IPC: G01D3/00
  • IPC: G01D3/00
Test device, display device, and method for checking a validity of display signals
Abstract:
A test device for checking the validity of display signals pertaining to a predefined image includes a device for ascertaining image data from the display signals, device for determining a test value of the image data, and a comparator unit for comparing the ascertained test value with a stored test value pertaining to the image, a validity of the display signals being established in the case where the two test values coincide.
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