DE19606227A1 - Advertising or information display with multiple screens - Google Patents

Abstract

The multiple display has at least one screen which is part of a display head (101) which is divided around its circumference into a number of screens (103) and is in turn mounted on a central column (102). The screens can display constant or changing images and the central column can be raised or lowered. The screens are liquid crystal and are controlled remotely from a device that also contains a means for storing the screen images and information. There is a means for sending and receiving data such as addresses and time dependent information and effective automated control of the display. The central column is of telescopic construction. The display head can be cylindrical or can have a number of other possible shapes.

Description

The invention relates to a device for an optical multiple display from Infor mations, with at least one screen.

Projection systems are already known to work in public buildings such as for example, subway stations, S-Bahn stations, etc. standing photographs or moving pictures to project on a big screen. One from the German Ge pattern G 94 06 261.7 known video projection system used for the Projection a so-called light valve projector, the pictures on one in the shoot projected screen. It is therefore possible in public buildings and public places quickly and clearly visible Informa presentations optically and also to accompany acoustically, so that passengers do not only visually but also acoustically, for example, via specific traffic changes information, traffic delays and in a variety of other ways can.

Another known device for an optical multiple display of images or writings forms the so-called advertising column, but which can be put up in public buildings, public halls such as train stations and also public ones places is not suitable because it takes up a lot of space and is very common also blocked viewing directions when placed near display boards becomes. Another disadvantage of an advertising column is that the ge for display brought information to be changed only in comparatively large periods  can and therefore this known display device is changing rapidly Information is not appropriate.

The object of the invention is to provide a device for a to create multiple optical display of information, particularly in public public buildings, squares and halls can be set up, a comparative wise large display area, which is good from all sides at a great distance can be known, can also be arranged so that they are not essential Represents visual impairment and also adapted to local conditions can be.

According to a first proposed solution, this object is achieved according to the invention by a display head arranged on a central column, the circumference moderately distributed has several screens that are designed to stand de or to display moving images, with the display head on the central column is raised and lowered attached.

According to the invention, a second proposed solution is characterized by an a central column arranged display head, which is distributed over the circumference right screens, and one of the number of screens inside has a corresponding number of image projectors, the information to be displayed project onto the screens from inside the display head.

Since the display head according to the invention at the top of a central column can be arranged, the normal viewing direction is from near the column sensitive people are not significantly disabled and yet can be represented Information at very long distances due to the increased image arrangement umbrellas are well recognized and perceived from all sides.

An essential feature of the present invention is that the image Screens consist of liquid crystal screens, which can be remotely controlled Circuit arrangement are controllable.  

The remotely controllable circuit arrangement contains an image storage device in order display image information on the respective screens.

An expedient embodiment of the invention is that the circuit arrangement on a control device controllable from a peripheral device points that transmit over a remote transmission medium from the peripheral device ne receives and stores control commands, time data and addressing data Status reports sent to the peripheral.

With the latter embodiment, there is the possibility of displaying the image Change, renew or even programs and acoustic programs at any time to be able to interrupt, for example, other priority information on the Bring ad.

A particularly space-saving embodiment is also that the picture screens are formed from charge-coupled picture elements (CCID picture elements).

Each screen can either have its own transmit / receive device be ordered and each screen has its own circuit arrangement with a Image storage device in the manner described above, or it can be for everyone Screens can be provided via a common transceiver which selectively address the respective image storage device of the respective screen is sizable. In the latter embodiment, the programs of the respective Screens can only be changed one after the other, but this is an advantage shows that the electronic effort can be significantly reduced.

Another embodiment is characterized in that all screens a common transmission / reception facility and a common picture game chereinrichtung is assigned, each screen via its circuit arrangement selectively has access to the common image storage device.  

Advantageously, the image storage device consists of a restart writable optical disk storage, but the present invention is not based on such a type of memory is limited.

According to the invention, the column carrying the display head is made up of several telescopes Column elements that can be moved into each other are formed by a hydraulic extendable and retractable drive.

This enables the display head to be set at different altitudes assign or lower it completely to the floor for cleaning purposes.

The display head can be designed very differently, with a preferred Ge form a cylindrical shape, is a quadrangular cuboid shape and at one Another embodiment of the display head triangular in horizontal cross section mig is designed.

Another embodiment of the invention comprises a device for an opti multiple display of information, with at least one image projection direction and with at least one screen. This device is marked by a display head arranged on a central column, which circumferentially has several screens, and has a number of inside Screens has a corresponding number of image projectors, the one to be displayed Project information from inside the display head onto the screens.

This embodiment can experience an advantageous embodiment in that a mirror deflection system is assigned to each projector, via which the respective projection beams of the image projectors are guided before the projection beam len hit the respective screens. Through this latter feature the Possibility of a compact construction created and the display head can can also be manufactured in variable sizes.

In this embodiment, the image projectors are in the upper end region of the an pointing head radially from a vertical central axis of the display head  arranged outside and slightly inclined downwards, which makes a very favorable construction of a mirror deflection system is made possible. This Mirror deflection system consists of only two mirror elements per projector. The Mirror deflection system has a first mirror element, each of which is upper is arranged half of the upper end edge of the respective screen and which the respective image to be projected obliquely downwards in the direction of the vertical axis deflects the tel axis of the display head. The second mirror element is like this arranged that there is an acute angle with the respective lower end portion of the associated screen.

A preferred further embodiment of this embodiment includes, for example as three image projectors and thus three mirror deflection systems, the circumferentially ßig are arranged so that an almost all-round display according to 360 ° he is possible.

The image projectors can each consist of remotely controlled light valve projectors hen with a data receiving device and with a data storage device for storing image data according to still and moving images, as well as of acoustic signals are equipped.

Each light valve projector has one that can be controlled from a peripheral device (Remote controllable) control device on a remote transmission medium from control commands, time data and addressing data transmitted from the peripheral device can receive and save and status reports to the peripheral device can transmit.

In this embodiment, too, all image projectors can have a common one Data receiving / transmitting device and a common data storage device exhibit.

In the latter embodiment of the invention, the respective Screens, for example, the same information is displayed.  

However, it is also possible to provide each image projector with its own data receiving / transmitting device and its own data storage device Assign (disk storage), which creates the possibility that different information is displayed simultaneously on each of the screens can.

A particularly simple and convenient maintenance of the device according to the invention is made possible by a. in the lower surface area of the display head unlockable and lockable entrance door is formed.

Another feature of the invention is that in the display head and / or a loudspeaker system is housed in the column supporting the display head, so that not only optical information can be displayed NEN, but also accompanied or explained by acoustic information can be.

A particularly advantageous and effective for advertising purposes of the Er Invention is also that this embodiment of the display head on which these supporting columns can be raised and lowered. One before Partial construction of this variant is that the column from several te Column elements that can be extended and retracted in a telescopic manner. This out Mobile column elements can be operated hydraulically (common hy draulic drive) to extend the individual column elements telescopically or move in, so that the display head on the one hand completely except for the Floor can be lowered, but also at different heights can be held.

This gives rise to the possibility of displaying very diverse and extensive information per screen and especially for small print Text to lower the display head to a lower level so that a larger to Approach of people to the display head is possible and therefore relative small print text can be easily recognized and read. Another advantage Water possibility is that, for example, when using a hall for a  Mass gathering in various places in this hall Columns can be operated so that the heads arranged on them are maximal are superscript, which frees up space, for example, immediately next to the To be able to set up columns of chairs.

Another advantageous embodiment of the invention is that in addition to the hydraulic drive for actuating the column elements cher mechanical drive can be provided to at least one section to adjust the column elements mechanically.

In the following, the invention is illustrated by means of embodiments with reference to the drawing explains in more detail. Show it:

Fig. 1 is a perspective view of a first embodiment of an apparatus for a multiple optical display of information according to the invention;

Fig. 2 is a perspective view of a second embodiment of a device for an optical multiple display of information according to the invention;

3 is a perspective view of a third embodiment of an apparatus for a multiple optical display of information according to the invention.

Fig. 4 is a schematic, partly in section side view of the Vorrich device according to the third embodiment of the invention;

Fig. 5 is a schematic plan view of the device according to the third embodiment according to the invention, with the upper housing cover parts removed to reveal the interior of the display head; and

Fig. 6 is a partial longitudinal sectional view of the device according to the invention.

Fig. 1 shows a perspective view of an embodiment of the device according to the invention in order to achieve a multiple display of information on different sides. The device shown in Fig. 1 is generally marked with 1 be and comprises a cylindrical display head 2 and a central ver comparatively narrow column 3 , on the upper end of the display head 2 is arranged. The column is embedded in or anchored in a floor 6 and can therefore keep the display head 2 stable in the position shown.

The cylindrical display head 2 shown comprises a plurality of screens 4 a, 4 b, 4 c, which are arranged distributed over the circumference, the screens being made up of liquid crystal display elements or can also be formed from charge-coupled picture elements (CCID picture elements). Each of the screens 4 a, 4 b, 4 c shown is either assigned its own control circuit or a common control circuit and each of the screens shown can have its own transceiver or is connected to a common transceiver, In order to be able to transmit and store commands, addressing data, time data, image data, acoustic data, etc. via a remote transmission medium.

Since such electronic devices are well known and in very different Design can be realized, these are not shown in detail.

A possible embodiment of the electronic control part is, for example, in the German utility model G 94 06 261.7, to which reference is hereby made is taken.

In the embodiment according to FIG. 1, a loudspeaker system 7 is present in the column 3 , although individual loudspeakers can also be installed in the display head 2 itself.

A lockable and lockable entry door is expediently formed in the lower region at about 5 (not shown).

Fig. 2 shows a second embodiment of the invention, which is generally characterized by 50 be. This embodiment comprises on the one hand a cuboid-shaped display head 51 with screens 54 a, 54 b and on the other hand a central column 52 which is anchored in a floor 53 . In this embodiment too, a loudspeaker system 56 can be integrated in the column area or can also be installed in the display head 51 itself.

Fig. 3 shows a further embodiment of the device according to the invention, a multi-display of information to various sites to reach toward. In this embodiment, the display head 101 has a triangular shape in horizontal section, so that a display on three sides is possible, as can be seen in particular from FIG. 5.

The apparatus of FIG. 3 is indicated generally at 100 and includes a head 101 and to show a relatively narrow central column 102 is arranged on the upper end of the display head 101. The column is embedded in or anchored in a floor 104 and can thus hold the display head 101 stable in the position shown.

The display head itself comprises a plurality of screens 103 a, 103 b and 103 c (see FIG. 5), which are arranged circumferentially distributed in the manner of an isosceles triangle. The display head 101 has over each screen rectangular housing sections 123 a, 122 a, which serve to hold mirror elements provided in the interior of the head. The display head is also provided on its lower surface at 105 with an entry door (not shown) which can be opened and closed from below this surface, thereby allowing entry into the interior of the display head for maintenance purposes. Loudspeakers such as a sub-woofer 124 can be provided both on the display head and in the column, this loudspeaker 124 being designed to transmit low tones.

Fig. 4 shows the device according to the invention in a schematic Seitenan view, housing parts are omitted to make the arrangement of one of three projectors 106 b and its beam path visible. As can be seen from FIG. 4, the image projectors are arranged in the upper end region of the display head and in such a way that they run radially outwards from a vertical central axis and incline slightly downwards (see also FIG. 5). The projection beams of the image projector 106 b shown in FIG. 4 initially run on a first Spiegelele element 109 b, on which they are deflected and impinge in the form of the beam path 125 on a second mirror element 110 b, which is arranged so that it is at the screen level 103 b encloses an acute angle. The upper mirror element 109 b is made much smaller than the lower mirror element 110 b.

In the embodiment shown in FIG. 4, tweeters 112 are also arranged in the column 102 .

The display head shown as a further embodiment comprises three projection surfaces 103 a, 103 b and 103 c, the upper edge of which can be seen in FIG. 5. FIG. 5 shows a top view of the display head 101 , two projection systems 106 b, 103 b and 106 c, 103 c being illustrated only schematically, while the third projection system 106 a, 103 a is shown in more detail.

As illustrated in FIG. 5, the projection beam of the image projector 106 a strikes a first mirror element 107 a, on which it is deflected obliquely downwards and towards the interior of the head, in the form of a beam path 125 . This deflection beam path 125 then strikes the inclined mirror element 110 a and is deflected or projected from it in the direction of the screen surface 103 a.

In the arrangement shown, a central triangular space 126 is formed by the three projectors 106 a, 106 b, 106 c and the mirror systems, which can be used to receive an upper end region 120 (see FIG. 6) of a column element 116 . In the embodiment shown in FIG. 6, which shows the device according to the invention partially in section, the display head 101 can be raised and lowered in the vertical direction. For this purpose, the two column elements 115 and 116 are formed telescopically one inside the other, the lower column element 115 being designed as a hydraulic cylinder with a cylinder cavity 114 , while the upper column element 116 is designed as a piston. A hydraulic source 113 is connected to the lower column element 115 and can introduce hydraulic pressure (ON) into the cylinder cavity 114 via hydraulic connecting lines in order to raise the display head or can discharge hydraulic medium from the cylinder space 114 (OFF) in order to lower the display head 101 .

In addition, a mechanical drive with drive gears 117, 118 can be provided, which mesh with rack areas 119 , so that the display head 101 at the upper end of the column member 116 can either be raised or lowered.

It should be noted that the schematically shown gears 117 , 118 are connected to a controllable drive motor, not shown. It should also be mentioned that the hydraulic connecting lines and also all electrical connecting lines inside the column elements 115 , 116 can be laid. In order to create the possibility in the embodiment shown that the display head 101 can be completely lowered to the ground, a tooth region in the form of a toothed rack 121 is likewise formed on the outer region of the lower column element 115 .

It should be noted in this connection that the invention is not limited to the drive mechanism shown for raising and lowering the display head 101 . There is also the possibility of using more than two column elements which can be extended and retracted telescopically in order to hold the display head 101 permanently at different altitudes, to lower it to the ground level or to hold it in a fully extended altitude position. This applies to all the embodiments shown.

A number of modifications and changes are possible for a person skilled in the art, but without thereby leaving the scope of the present invention. For example, it is possible not only to provide three projection surfaces distributed over the circumference, but also to form more than three projection planes with a correspondingly higher number of projectors, roughly corresponding to the number and arrangement of the screens shown in FIGS. 1 and 2.

Electronic control also falls within the scope of the present invention system to remotely control the display program to be displayed to change, update or interrupt to present important, priority information.

For this purpose, each projector similar to the screens in the embodiments according to FIGS . 1 and 2 can be equipped with a control device, storage device, receiving / transmitting device (not shown in more detail) in order to save image programs to be displayed, to activate them at certain times , delete or replace with new programs.

There is also the possibility for all projectors present in the display head 101 to provide a common receiving / transmitting device with a common storage device which all projectors access, in order to then display the same information on all screens or to call up specific, selected programs and to represent.

Claims (27)

1. Device for an optical multiple display of information, with at least one screen, characterized by a display head ( 2 ; 51 ; 101 ) arranged on a central column ( 3 ; 52 ; 102 ) and distributed over a number of screens ( 4 a, 4 b, 4 c; 54 a, 54 b; 103 a, 103 b, 103 c), which are designed to display standing or moving images, the display head on the central column being raised and lowered. 2. Device according to claim 1, characterized in that the screens ( 4 a, 4 b, 4 c; 54 a, 54 b) consist of liquid crystal screens which can be controlled via a remotely controllable circuit arrangement. 3. Device according to claim 2, characterized in that the remotely controllable Circuit arrangement includes an image storage device to the respective Screens to display image information. 4. Apparatus according to claim 2 or 3, characterized in that the scarf a device controllable from a peripheral device having, via a remote transmission medium from the peripheral device Control commands, time data and addressing data received and saved and status reports to the peripheral device. 5. Device according to one of claims 1 to 4, characterized in that the screens ( 4 a, 4 b, 4 c; 54 a, 54 b) are formed from charge-coupled (CCID) picture elements. 6. Device according to one of claims 2 to 5, characterized in that each screen ( 4 a, 4 b, 4 c; 54 a, 54 b) is assigned its own transmitting / receiving device and each screen with its own circuit arrangement Has image storage device. 7. Device according to one of claims 2 to 5, characterized in that for all screens ( 4 a, 4 b, 4 c; 54 a, 54 b) a common transmitting / receiving device is provided, via which the respective image storage device the respective screen is selectively addressable. 8. Device according to one of claims 2 to 5, characterized in that all screens are assigned a common transmitting / receiving device and a common image storage device, each screen ( 4 a, 4 b, 4 c; 54 a, 54 b) selectively has access to the common image storage device via its circuit arrangement. 9. Device according to one of claims 3 to 8, characterized in that the image storage device from a rewritable image disk memory consists. 10. The device according to claim 1, characterized in that the display head-bearing column ( 3 ; 52 ) is formed from a plurality of telescopically movable column elements which are extendable and retractable via a hydraulic drive. 11. Device according to one of the preceding claims, characterized in that the display head ( 2 ) is cylindrical. 12. Device according to one of claims 1 to 10, characterized in that the display head ( 51 ) is designed as a square cuboid. 13. Device according to claims 1 to 10, characterized in that the display head ( 101 ) is triangular in horizontal cross section. 14. Device for an optical multiple display of information, with at least one image projection device and with at least one screen, characterized by a display head ( 101 ) arranged on a central column ( 102 ), which is distributed over a number of screens ( 103 a, 103 b , 103 c) and which in its interior has a number of image projectors ( 106 a, 106 b, 106 c) corresponding to the number of screens ( 103 a, 103 b, 103 ), the information to be displayed from within the display head ( 101 ) project onto the screens ( 103 a, 103 b, 103 c). 15. The apparatus according to claim 14, characterized in that each projector ( 106 a, 106 b, 106 c) is assigned a mirror deflection system ( 107 a, 108 a; 109 b, 110 b), via which the respective projection beams of the image projectors ( 106 a, 106 b, 106 c) are guided before the projection beams hit the respective screens ( 103 a, 103 b, 103 c). 16. The apparatus according to claim 14 or 15, characterized in that the image projectors ( 106 a, 106 b, 106 c) in the upper end region of the display head ( 101 ) are arranged radially from the vertical central axis of the display head to the outside inclined slightly downward . 17. Device according to one of claims 14 to 16, characterized in that the mirror deflection system ( 107 a, 108 a; 109 b, 110 b) has a mirror element ( 107 a; 109 b), which in each case above the upper end edge ( 111 b) of the respective screen ( 103 a, 103 b, 103 c) is arranged, and the image to be projected is deflected obliquely downwards in the direction of the vertical central axis of the display head. 18. The apparatus according to claim 17, characterized in that the mirror deflection system ( 107 a, 108 a; 109 b, 110 b) has a further mirror element ( 110 b), which is each arranged so that it each has an acute angle with the respective lower area of the assigned screen ( 103 b). 19. Device according to one of the preceding claims 14 to 18, characterized in that the image projectors ( 106 a, 106 b, 106 c) each consist of remotely controllable light valve projectors which have a data receiving device and a data storage device for storing image data according to standing and moving pictures, as well as acoustic signals. 20. The apparatus according to claim 19, characterized in that each Lichtven tilprojektor a control device controllable from a peripheral device points that transmit over a remote transmission medium from the peripheral device ne receives and stores control commands, time data and addressing data Status reports sent to the peripheral. 21. The apparatus according to claim 20, characterized in that for all image projectors ( 106 a, 106 b, 106 c), a common data receiving / transmitting device and separate data storage devices or a common data storage device are or are provided. 22. Device according to one of the preceding claims, characterized in that an unlockable and lockable entrance door is formed in the lower surface area of the display head ( 101 ). 23. The device according to claim 1 or 14, characterized in that a loudspeaker system ( 112 , 124 ) is arranged in the display head ( 101 ) and / or in the column ( 102 ) supporting the display head. 24. The device according to claim 14, characterized in that the display head ( 101 ) on the column ( 102 ) is fastened and lowered. 25. The device according to claim 24, characterized in that the column ( 102 ) consists of a plurality of telescopically extendable column elements ( 115 , 116 ). 26. The apparatus according to claim 25, characterized by a hydraulic drive ( 113 , 114 ) for pulling out and pulling in the column elements ( 115 , 116 ). 27. The apparatus of claim 10, 12 or 13, characterized by an additional mechanical drive ( 117 , 118 , 119 ), which is formed at least on a portion ( 120 ) of a column element ( 116 ).