发明授权
US4247869A Method and apparatus for improving resolution and linearity in a
beam-index display system
失效
用于提高光束指示显示系统的分辨率和线性度的方法和装置
- 专利标题: Method and apparatus for improving resolution and linearity in a beam-index display system
- 专利标题(中): 用于提高光束指示显示系统的分辨率和线性度的方法和装置
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申请号: US30261申请日: 1979-04-16
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公开(公告)号: US4247869A公开(公告)日: 1981-01-27
- 发明人: Robert G. Culter , Charles S. Osborne, Jr.
- 申请人: Robert G. Culter , Charles S. Osborne, Jr.
- 申请人地址: OR Beaverton
- 专利权人: Tektronix, Inc.
- 当前专利权人: Tektronix, Inc.
- 当前专利权人地址: OR Beaverton
- 主分类号: G09G1/28
- IPC分类号: G09G1/28 ; H04N9/24 ; H04N9/22
摘要:
A beam-index display system wherein a control signal representative of the position of an electron beam within a beam-index cathode-ray tube is employed to control concurrently both the generation and selection of video drive signals for transmission to the beam-producing apparatus of the tube.
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