Apparatus for adjusting waveform display position in...

Electricity: measuring and testing – Measuring – testing – or sensing electricity – per se – Cathode ray

Reexamination Certificate

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C702S067000

Reexamination Certificate

active

06987381

ABSTRACT:
A waveform display position adjusting apparatus is provided for more conveniently and rapidly adjusting a position at which a waveform is displayed on a waveform display device. The apparatus is configured to adjust a position at which a waveform represented by a waveform input signal is displayed on the display device having a two-dimensional display area. The apparatus comprises a mapping unit for mapping a two-dimensional waveform value space for a waveform input value derived from the waveform input signal to the two-dimensional display area of the display device, and a mapping adjusting unit coupled to the mapping unit for adjusting the mapping. The mapping adjusting unit comprises a continuous mapping adjusting section coupled to the mapping unit for continuous adjusting of the mapping. The mapping adjusting unit also comprises a mapping resetting section coupled to the mapping unit and arranged adjacent to the continuous mapping adjusting section for resetting of the mapping to a predetermined reference state when it is operated.

REFERENCES:
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patent: 4647915 (1987-03-01), Shank et al.
patent: 4743844 (1988-05-01), Odenheimer et al.
patent: 4977514 (1990-12-01), Bush
patent: 5003248 (1991-03-01), Johnson
patent: 5075618 (1991-12-01), Katayama
patent: 6025833 (2000-02-01), Duff
patent: 6195080 (2001-02-01), Etheridge
patent: 6225972 (2001-05-01), Taraki et al.
Sony/Tektronix Catalog and User Manual (in English); “WFM 1125 Digital Television Waveform Monitor Option 0A/0B/0C/0D-071-0260-04”; 9 total pages; no date.
Sony/tektronix Catalog (in Jakpanes); “WFM 1125 Digital Television Waveform Monitor Option 0A-HDTV”; 1 page; Jul. 1998.

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