Apparatus for displaying video track number in viewfinder of video camera
AssigneeOlympus Optical Co., Ltd.
InventorKen Satoh
Life of this patent
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Abstract
A video track display apparatus comprises a track position signal generator for producing a first signal representing the position of a track being used for video recording or playback, a window circuit for producing a second signal for determining a fixed position in one frame according to horizontal and vertical synchronizing signals and a character generator for producing a third signal for producing a character or characters to be displayed in the fixed position in one frame from the first and second signals. The character or characters is or are displayed on a view finder of a video camera or on the screen of a picture display apparatus according to the third signal.
Claims9
Video track display apparatus for a multi-track video tape recorder (VTR) and adopted to a video camera having an electric viewfinder, said video track display apparatus comprising:
- track position signal generator means coupled to the video tape recorder for producing a first signal representing the position of a track being used for video recording or playback;
- window means for producing a second signal for determining a fixed position in a frame from horizontal and vertical synchronizing signals;
- character generator means coupled to said window means and to said track position signal generator means and responsive to said first and second signals for producing a third signal defining at least one character representing said track position and defining said fixed position in a frame at which said at least one character is to be displayed in said viewfinder of said video camera;
- and
- means coupled to said video camera and to said character generator means and responsive to said third signal for displaying said at least one character in said video camera viewfinder at said fixed position in a displayed frame.
A video track display apparatus for a multitrack (VTR) video tape recorder and coupled to a viewfinder arranged in a video camera for displaying frames of a video signal in the viewfinder of the video camera, said video track display apparatus comprising:
- first means coupled to said video tape recorder for providing a track position signal representing the position of a track being used for video recording or playback;
- second means coupled to said first means for providing a character signal corresponding to said track position signal;
- and
- a third means located within said viewfinder of each video camera and coupled to said second means for displaying at least one character representing said track position according to said character signal.
Dependencies are inferred from the claim text.