DE2139397C - Method for the television transmission of additional changeable information - Google Patents

Description

xiglas, on which the additional information written in bold pencil. Tactical signs or code symbols can be placed on plexiglass discs be vaporized, which in turn can be moved accordingly on the template.

The black and white television cameras are operated with negative modulation, so that the original cut off in the boundary and only the additional information is transmitted. The single ones Image exchange signals on the lines 14 to 18 are distributed via the VIDEO crosses 9 and control the individual color channels of the color monitors on the playback side via lines 20 to 24 4 to 8.

When separating information, the lower is differed from original 3 in that a different brightness occurs! "" Jgjgg is in the television camera in a difference ^ d continue to eat

will come on the TV

^ approximation amplitude implemented. About it a

the card information from the add

character or writing information by limitation in

ISSfAR-A an additional information in the sense described is given to the color monitor 6 m room C, only the room's own color monitor4 still receives this information, but not the color monitor in room B. On the other hand, additional information from room C can be sent to the color monitor4 in room M as well as to the color monitorS in room B, even without one receiving the information intended only for the other.

1 sheet of drawings

Claims (7)

1 2 -. . e -. an assessment of the situation unsuitable line widths and claims. Sizes of the tactical signs used for the situation 1. Method for the television transmission of too or information are such that for their Additional changeable information, the clear representation for the television broadcast Existing preliminary documents or documents on the part of the company, the map excerpt used should be chosen large enough. B. a map, and could be added in order to create an overview of the situation. It is already known to place transparencies on light cards for the presentation and on these foils, which are then brought to the presentation, to draw a marked plan. In order to broadcast the television broadcast of the fact that only the black and white plan alone has to be removed, the film has to be removed and additional maps recorded by the cameras have to be separated. Furthermore, with information on color monitors on the display, in the case of light cards, the position entry is directed on one side and each recording side is covered with a plexiglass cover. In this case, the correct color is assigned to which the corresponding floodlighting is provided,
corresponding color monitor responds alone. 15 This process involves considerable adjustments 2. The method as claimed in claim 1, characterized in that the problem is solved, and it is therefore that the television camera with negation and lighting purposes of relatively fast ver modulation operated and the template in the changeable positions, which a larger additional li-limitation is cut off so that only the small flow of information require, hardly usable, additional information is transmitted. ao The invention is directed to the task 3. The method according to claim 1 or 2, characterized in that a certain additional information for characterized in that to prepare television transmission on each recording side, in which the observer at least one of their assigned color corresponds to its marking on the one under the camera The appropriate color monitor is available. located card or the tactical 4. The method according to claim 1 or one of the 25 see characters shifts over a grid,
following, characterized in that the to- this task is achieved in that only the added information from. Slidable code-character carriers recorded by black-and-white cameras, which are formed from vapor-deposited additional information on color monitors on Plexiglas panes. the playback page and each recording 5. The method according to claim 1 or one of the 30 ropes a certain color is assigned to the following, characterized in that the corresponding color monitor responds alone,
Additional information cus handwritten drawing The invention is based on a small execution that is described in more detail by means of a bold pen on the example. A transparent plate that can be placed on the template, e.g. from There are two on the receiving side Plexiglass, to be written. 35 black and white cameras 1 and 2 for a template 3, 6. The method according to claim 1 or one of the z. B. a map, installed, one of which is characterized in that the Vormera to capture only an excerpt from the were illuminated from their rear side and template3 is intended to be used. The room / 1 is the red one the. Color, the space the green color and the 7. The method according to claim 1 or one of the 40 rooms C assigned the blue color. On the following, characterized in that the output side is for room A a color monitor television signal distribution between the recording gate 4, which only responds to the red color, for and display sides in a VIDEO cross room B a color monitor 5, the is only carried out on the green rail and the respective color responds, while in room C only the color set for it is provided for each color monitor 6, 7, 8, red, green, blue.
reads. The template 3 is expediently with a Provided a grid to which a grid on the color moni- gates corresponds, so that the additional forwarded Information can be easily localized 50, even if only a section of the template The invention relates to a method of being chosen. Television transmission of additional changeable The connection between the individual rooms Information, the pre-existing information on the recording side and those of the playback or Documents, e.g. B. a map, added page can also be done wirelessly. For this purpose, the RF levels of a television transmission that are available and known in relation to the playback page are to be used.
Representation are brought. The color monitors and the recording cameras When broadcasting certain pre-. are via a VIDEO crossbar 9, which the picture positions the exchange signals detected by the television camera must come from the individual pulse stages 9 cut with regard to the resolution 60 to 13 of the corresponding black-and-white camera of the television system selected to be relatively small via lines 14 carrying the image exchange signals are connected if all inputs to 18 shown in the template are optionally allowed to be forwarded, details should be recognizable. 19 is a clock generator that controls the entire television So z. B. for maps on the scale of the transmission system with the necessary clock and 1: 25000 and 1: 50000 the width of the recorded out 6 $ synchronization signals are supplied,
The cut does not exceed 240 mm according to FIG. 6 or the template 3 is an illuminated from behind km can be chosen. '' Map, drawing or other representation. Such a small section of the terrain is, however, for this a transparent pane, for. B. from PIe-