CN107784962A - Project digital advertisement cabinet and digital advertisement system - Google Patents
Project digital advertisement cabinet and digital advertisement system Download PDFInfo
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- CN107784962A CN107784962A CN201711263185.5A CN201711263185A CN107784962A CN 107784962 A CN107784962 A CN 107784962A CN 201711263185 A CN201711263185 A CN 201711263185A CN 107784962 A CN107784962 A CN 107784962A
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- 230000005540 biological transmission Effects 0.000 claims abstract description 6
- 239000011521 glass Substances 0.000 claims description 12
- 239000000758 substrate Substances 0.000 claims description 12
- 230000003287 optical effect Effects 0.000 claims description 9
- 238000010276 construction Methods 0.000 abstract description 4
- 238000003384 imaging method Methods 0.000 description 7
- 230000008901 benefit Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004891 communication Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 239000006185 dispersion Substances 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000001154 acute effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F19/00—Advertising or display means not otherwise provided for
- G09F19/12—Advertising or display means not otherwise provided for using special optical effects
- G09F19/18—Advertising or display means not otherwise provided for using special optical effects involving the use of optical projection means, e.g. projection of images on clouds
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- Business, Economics & Management (AREA)
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- Marketing (AREA)
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Projection Apparatus (AREA)
Abstract
The invention provides a kind of project digital advertisement cabinet and digital advertisement system, it is related to advertising lamp box field.The project digital advertisement cabinet includes casing and ultrashort burnt digital projector, and the side of the casing is provided with display module, and the ultrashort burnt digital projector is arranged on the casing and neutralizes the relative opposite side of the display module.Wherein, the ultrashort burnt digital projector includes network service chip, controller and projecting subassembly, the network service chip is used for the image information for receiving network platform transmission, and described image information is sent to controller, to control the projecting subassembly by image projection corresponding to described image information to the display module.The present invention by setting ultrashort out-of-focus projection's system in advertisement cabinet, can by internet carry out ad content upgrade in time and remote management, its simple in construction, non-maintaining, easy to use and contents diversification, be widely portable to various common advertising areas.
Description
Technical field
The present invention relates to advertising lamp box field, in particular to a kind of project digital advertisement cabinet and digital advertisement system.
Background technology
Advertisement, refer to widely transmit to the public for certain specific needs, by the media of certain forms, disclosure
Information.Advertisement, both can be to each of government administration department, social cause unit or even individual as a kind of important publicity measures
Kind bulletin, notice, statement etc. are promoted, and can be provided again for commodity producers, operator and be promoted the sale of products, dominate the market to expand
The important channel of big economic benefit.
Traditional advertising media mainly has the paper-made advertisings such as newspaper, magazine, poster, leaflet, and TV, film, broadcast
Deng multimedia audio-visual advertisement.As a kind of new advertising media, advertising lamp box is developed rapidly in advertisement field and put greatly different
Coloured silk, it is widely used in commercial location, exhibition guild hall, traffic station, tourist attractions and construction wall.
Existing advertising lamp box, it is broadly divided into two kinds.One kind is backlight type, and it usually requires to lay large area in lamp box
Backlight module, and the ad contents such as poster, paster are attached to the offside of backlight module, carried by backlight module for ad content
For illumination, it can keep the bandwagon effect of ad content in the case where the environment light source such as night or interior is weaker.
Another advertising lamp box is imaging type, and similar to large-scale display screen, it needs also exist for installing big face in lamp box
Long-pending LED light group, and the luminous control of portable lighter group is entered by the large scale integrated circuit at lamp group back, to show on the display screen
Show the need for the advertising image of displaying.Imaging type is that it is possible to carry out the displaying of dynamic image relative to the advantage of backlight type, and
The show and colour of entity need not be changed.
However, existing two kinds of advertising lamp boxs are required to install extensive lamp group inside it, to realize illumination or direct
It has been shown that, it is installed, and time-consuming, and complicated, power consumption is big, and needs periodically to carry out the manual maintenance of light fixture and control circuit.
Furthermore existing imaging type advertising lamp box is when changing display content, it usually needs staff carries computer and arrived
Console near lamp box is attached, then carries out the debugging and replacing of advertising lamp box display content, labor intensive, and can not be
The very first time just completes the switching of ad content in a wide range of advertising area.
The content of the invention
It is an object of the invention to provide a kind of project digital advertisement cabinet and digital advertisement system, and it can effectively improve
Above mentioned problem.
What embodiments of the invention were realized in：
In a first aspect, the embodiments of the invention provide a kind of project digital advertisement cabinet, it includes casing and ultrashort burnt numeral
Projecting apparatus, the side of the casing are provided with display module, and the ultrashort burnt digital projector is arranged in the casing and institute
The relative opposite side of display module is stated, wherein, the ultrashort burnt digital projector includes network service chip, controller and projection
Component, the network service chip is used for the image information for receiving network platform transmission, and described image information is sent into control
Device processed, to control the projecting subassembly by image projection corresponding to described image information to the display module.
In preferred embodiments of the present invention, projection platform is provided with the casing, is provided with the projection platform
Fixed part, the ultrashort burnt digital projector are arranged on the fixed part.
In preferred embodiments of the present invention, the ultrashort burnt digital projector is rotatably mounted to the fixed part
On.
In preferred embodiments of the present invention, the projection primary optical axis and the display module of the ultrashort burnt digital projector
Surface out of plumb.
In preferred embodiments of the present invention, the ultrashort burnt digital projector be arranged on the casing in top or under
Side.
In preferred embodiments of the present invention, the casing is provided with the side wall light-permeable of the display module, described aobvious
Show that component is arranged at the lateral wall or madial wall of the casing.
In preferred embodiments of the present invention, the display module is transmissive projection screen.
In preferred embodiments of the present invention, the display module includes glass substrate and dioptric layer, and the dioptric layer is set
Put in the glass substrate close to the side of the ultrashort burnt digital projector, the light sent by the ultrashort burnt digital projector
Dioptric layer described in Shu Jing is reflected to be transmitted away perpendicular to the direction of the glass substrate.
In preferred embodiments of the present invention, the display module is plane or curved surface.
Second aspect, the embodiment of the present invention additionally provide a kind of digital advertisement system, and it includes projecting number as described above
Word advertisement cabinet and the network platform, the network of the ultrashort burnt digital projector in the network platform and the project digital advertisement cabinet
Communication chip communicates to connect, and the network platform is used to send image information to the network service chip.
Project digital advertisement cabinet and digital advertisement system provided in an embodiment of the present invention, it is aobvious by being set in the side of casing
Show component, and relative with display module opposite side in casing installs ultrashort burnt digital projector, with the width of casing
The projection blur-free imaging in very-short-reach is realized on degree direction, substantially increases the space availability ratio of advertisement cabinet；By ultrashort
Network service chip is set in burnt digital projector, can enable what ultrashort burnt digital projector was sent according to the network platform in real time
Image information is changed to ad content.Relative to prior art, advertisement cabinet provided in an embodiment of the present invention is big without installation
Area lamp group and entity advertisements content is changed, but build ultrashort out-of-focus projection's system in ad content high in the clouds, its is simple in construction,
Occupy little space, it is easy to install and use, and the replacing of large-scale advertising lamp box display image can be realized in a short time,
It can show that contents diversification, human cost are low, be widely portable to various common advertising areas.
Brief description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by embodiment it is required use it is attached
Figure is briefly described, it will be appreciated that the following drawings illustrate only certain embodiments of the present invention, therefore be not construed as pair
The restriction of scope, for those of ordinary skill in the art, on the premise of not paying creative work, can also be according to this
A little accompanying drawings obtain other related accompanying drawings.
Fig. 1 is the structural representation for the project digital advertisement cabinet that first embodiment of the invention provides；
Fig. 2 is the structural representation for the ultrashort burnt digital projector that first embodiment of the invention provides；
Fig. 3 is projection signal of the ultrashort burnt digital projector of first embodiment of the invention offer under the first position
Figure；
Fig. 4 is projection signal of the ultrashort burnt digital projector of first embodiment of the invention offer under second of position
Figure；
Fig. 5 is projection signal of the ultrashort burnt digital projector of first embodiment of the invention offer under the third position
Figure；
Fig. 6 is index path of the ultrashort burnt digital projector of first embodiment of the invention offer in projection；
Fig. 7 is index path when the ultrashort burnt digital projector that first embodiment of the invention provides projects to curve screens；
Fig. 8 is the structural representation for the digital advertisement system that first embodiment of the invention provides；
Fig. 9 is the structural representation for the project digital advertisement cabinet that second embodiment of the invention provides.
Icon：100- casings；120- projection platforms；140- fixed parts；The ultrashort burnt digital projectors of 200-；220- networks lead to
Believe chip；240- controllers；260- projecting subassemblies；300- display modules；320- glass substrates；340- dioptric layers；400- networks
Platform；1000- project digital advertisement cabinets；2000- digital advertisement systems.
Embodiment
To make the purpose, technical scheme and advantage of the embodiment of the present invention clearer, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described, it is clear that described embodiment is
Part of the embodiment of the present invention, rather than whole embodiments.The present invention implementation being generally described and illustrated herein in the accompanying drawings
The component of example can be configured to arrange and design with a variety of.
Therefore, below the detailed description of the embodiments of the invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.It is common based on the embodiment in the present invention, this area
The every other embodiment that technical staff is obtained under the premise of creative work is not made, belong to the model that the present invention protects
Enclose.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent accompanying drawing in individual accompanying drawing.
In the description of the invention, it is necessary to explanation, term " in ", " on ", " under ", "left", "right", " interior ", " outer "
Orientation or position relationship Deng instruction are based on orientation shown in the drawings or position relationship, or are used to during the invention product use
The orientation or position relationship often put, it is for only for ease of and describes the present invention and simplify description, rather than indicates or imply and be signified
Device or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to the present invention
Limitation.In addition, term " first ", " second ", " the 3rd " etc. are only used for distinguishing description, and it is not intended that instruction or hint phase
To importance.
In addition, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
It is to be slightly tilted.Such as " level " only refers to that its direction is more horizontal with respect to for " vertical ", is not to represent the structure
Must be fully horizontal, but can be slightly tilted.
In the description of the invention, it is also necessary to explanation, unless otherwise clearly defined and limited, term " setting ",
" installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one
Connect body；Can be mechanical connection or electrical connection；Can be joined directly together, can also be indirect by intermediary
It is connected, can is the connection of two element internals.For the ordinary skill in the art, on being understood with concrete condition
State the concrete meaning of term in the present invention.
In addition, the term such as " input ", " output ", " feedback ", " formation " is understood as describing a kind of optics, electricity change
Or optics, electricity processing.As " is formationed " only refer to optical signal or electric signal by the element, instrument or device afterwards there occurs
Change optically or electrically so that the optical signal or the electric signal are processed, and then are obtained and implemented technical scheme
Or the signal required for solution technical problem.
In the specific embodiment accompanying drawing of the present invention, for more preferable, clearer description project digital advertisement cabinet and number
The operation principle of each element in word ad system, the annexation of each several part in described device is showed, simply substantially distinguished each
Relative position relation between element, it can not form to the optical path direction in element or structure, the order of connection and each several part knot
The restriction of structure size, size, shape.
First embodiment
Fig. 1 is refer to, present embodiments provides a kind of project digital advertisement cabinet 1000, it includes casing 100 and ultrashort Jiao
Digital projector 200.The side of the casing 100 is provided with display module 300, and the ultrashort burnt digital projector 200 is installed
In the casing 100 and the relative opposite side of the display module 300.
Wherein, Fig. 2 is refer to, the ultrashort burnt digital projector 200 includes network service chip 220, the and of controller 240
Projecting subassembly 260, the network service chip 220 are used for the image information for receiving the transmission of the network platform 400, and by described image
Information is sent to controller 240, to control the projecting subassembly 260 to show image projection corresponding to described image information to described
Show on component 300.
In the present embodiment, the network service chip 220 can be set by ICP/IP protocol with other for being connected internet
Standby, terminal carries out network service.
In the present embodiment, the controller 240 can be with internal memory and processor, and the processor can be with the network
Communication chip 220 carries out the transmission of data, and by the image information obtained from network service chip 220 storage into memory,
And control projecting subassembly 260 projects image corresponding to image information.
In the present embodiment, described image information can be static images data, dynamic picture data, video data or other
The view data of form.Particularly, the ultrashort burnt digital projector 200 can be with connecting sound equipment system, to realize multimedia
The displaying of Audio and video advertisement content.
In the present embodiment, the casing 100 can be that having for metal, wooden, building stones or plastic production necessarily accommodates sky
Between chest, the shape of casing 100 can be cuboid, cylinder or other polyhedrons being made up of plane or curved surface.This reality
Apply in example, by taking the casing 100 of rectangular shape as an example, six surfaces of casing 100 can be totally enclosed, in six surfaces
Some surfaces can also be it is open, the different zones on single surface in six surfaces can also be it is open or close,
Specifically can be depending on different configuration design demands.
In the present embodiment, as shown in figure 1, projection platform 120 is provided with the casing 100, on the projection platform 120
Fixed part 140 is provided with, the ultrashort burnt digital projector 200 is arranged on the fixed part 140.Particularly, it is described ultrashort
Burnt digital projector 200 can be rotatably mounted on the fixed part 140 by way of be hinged, so that ultrashort Jiao
Digital projector 200 can be rotated relative to fixed part 140 and projection platform 120, can adjust ultrashort burnt number according to demand
The projection angle of word projecting apparatus 200.
Refer to Fig. 3 and Fig. 4, in the present embodiment, the projection primary optical axis of the ultrashort burnt digital projector 200 with it is described aobvious
The surface for showing component 300 can be vertical.It refer to Fig. 5, in the present embodiment, the throwing of the ultrashort burnt digital projector 200
The surface of shadow primary optical axis and the display module 300 may not be it is vertical, certain acute angle (or obtuse angle), now,
School can be carried out by the image that digital keystone technology is incident upon on display module 300 to ultrashort burnt digital projector 200
Just, to solve the problems, such as trapezoidal distortion.
As shown in figure 3, in the present embodiment, the ultrashort burnt digital projector 200 may be mounted at the interposition of casing 100
Put.As shown in Figure 4 and Figure 5, in the present embodiment, the ultrashort burnt digital projector 200 equally may be mounted at the upper of casing 100
Side or lower section.
In the present embodiment, specifically, what the angle of the projection primary optical axis of ultrashort burnt digital projector 200 set and installed
Position, it can be selected according to the structure of the model of the projecting apparatus, function and casing 100.
As shown in figure 1, in the present embodiment, the casing 100 is provided with the side wall light-permeable of the display module 300.Fig. 1
Described in display module 300 be arranged at the madial wall of the casing 100, likewise, the display module 300 can also be arranged on
The lateral wall of the casing 100.
In the present embodiment, the display module 300 can be with selective transmission formula projection screen.As shown in fig. 6, by described ultrashort
The light beam with certain dispersion angle that burnt digital projector 200 is emitted incides a side surface of display module 300 and at this
It is imaged on surface, then the opposite side that parallel rays is transmitted to display module 300 is converted to through the display module 300.
It refer to Fig. 7, in the present embodiment, the display module 300 can also be curve screens, by the ultrashort burnt numeral
Projecting apparatus 200 be emitted the light beam with certain dispersion angle incide the curve screens a side surface and on a surface into
Picture, then the opposite side to form parallel rays and be transmitted to display module 300 is reflected by the curve screens.It is understood that institute
State display module 300 and can also be flat screen.
Fig. 8 is refer to, the present embodiment additionally provides a kind of digital advertisement system 2000, and it includes projecting number as described above
Word advertisement cabinet 1000 and the network platform 400.Ultrashort burnt number in the network platform 400 and the project digital advertisement cabinet 1000
The network service chip 220 of word projecting apparatus 200 communicates to connect, and the network platform 400 is used for the network service chip 220
Send image information.
In the present embodiment, the network platform 400 can connect the control terminal or Cloud Server of internet, and it can
Image information and control instruction are sent to ultrashort burnt digital projector 200 by internet, with the working condition to projecting apparatus, thrown
Shadow pattern, projected image carry out remote control.
The present embodiment is realized in advertisement by setting the ultrashort burnt digital projector 200 with network service chip 220
Remote digital management, renewal and the displaying of appearance.The project digital advertisement cabinet 1000 provided relative to prior art, the present embodiment
Structure it is simple, occupy little space, maintenance cost it is low, it is easy to install and use, and can realize in a short time on a large scale
The replacing of advertising lamp box display image, its contour structures and can show contents diversification, be widely portable to various common wide
Accuse region.
Second embodiment
Fig. 9 is refer to, present embodiments provides a kind of project digital advertisement cabinet 1000, and above-mentioned first embodiment is maximum
Difference is that for the one side of the casing 100 of project digital advertisement cabinet 1000 directly as display module 300, this is aobvious in the present embodiment
Show that component 300 includes glass substrate 320 and dioptric layer 340, the dioptric layer 340 is arranged on the glass substrate 320 close to institute
The side of ultrashort burnt digital projector 200 is stated, the light beam sent by the ultrashort burnt digital projector 200 is through the dioptric layer
340 reflect to be transmitted away perpendicular to the direction of the glass substrate 320.
In the present embodiment, the dioptric layer 340 of the display module 300 is coated in the inner side of the glass substrate 320, its energy
It is enough that the divergent beams sent by ultrashort burnt digital projector 200 are refracted as collimated light beam.When the ultrashort burnt digital projector
During the 200 surface out of plumb for projecting primary optical axis and glass substrate 320, the index distribution of dioptric layer 340 can be appropriately arranged with,
To realize the correction of display image, to lift the final display effect of the advertisement cabinet.
Relative to above-mentioned first embodiment, a part of the display module 300 as casing 100 in the present embodiment, it can
Splicing assembling is carried out with casing 100 when casing 100 dispatches from the factory, relative to the extra installation display module inside and outside casing 100
300, the light that projecting apparatus is sent in the present embodiment only, without casing 100, is accordingly reduced by display module 300 itself
The loss of luminous intensity, also improves imaging effect to a certain extent.Particularly, in the present embodiment, can also be bent by changing
The index distribution of photosphere 340, the diverse location in casing 100 sets two ultrashort burnt digital projectors 200, naked to realize
Eye 3D imagings provide possibility, further to lift the visual impact of ad content.
In summary, project digital advertisement cabinet and digital advertisement system provided in an embodiment of the present invention, by casing
Side sets display module, and relative with display module opposite side in casing installs ultrashort burnt digital projector, with
The projection blur-free imaging in very-short-reach is realized on the width of casing, substantially increases the space availability ratio of advertisement cabinet；
By setting network service chip in ultrashort burnt digital projector, ultrashort burnt digital projector can be enable in real time according to network
The image information that platform is sent is changed to ad content.Relative to prior art, advertisement cabinet provided in an embodiment of the present invention
Large area lamp group need not be installed and change entity advertisements content, but build ultrashort out-of-focus projection's system in ad content high in the clouds,
Its is simple in construction, occupies little space, easy to install and use, and can realize that large-scale advertising lamp box is shown in a short time
It the replacing of image, can show that contents diversification, human cost are low, be widely portable to various common advertising areas.Above institute
Only the preferred embodiments of the present invention are stated, are not intended to limit the invention, for those skilled in the art, this hair
It is bright to have various modifications and variations.Within the spirit and principles of the invention, any modification for being made, equivalent substitution, change
Enter, should be included in the scope of the protection.
Claims (10)
1. a kind of project digital advertisement cabinet, it is characterised in that including casing and ultrashort burnt digital projector, the side of the casing
It is provided with display module, the ultrashort burnt digital projector is arranged on the casing and neutralizes relative another of the display module
Side,
Wherein, the ultrashort burnt digital projector includes network service chip, controller and projecting subassembly, the network service core
Piece is used for the image information for receiving network platform transmission, and described image information is sent into controller, to control the projection
Component is by image projection corresponding to described image information to the display module.
2. project digital advertisement cabinet according to claim 1, it is characterised in that projection platform is provided with the casing,
Fixed part is provided with the projection platform, the ultrashort burnt digital projector is arranged on the fixed part.
3. project digital advertisement cabinet according to claim 2, it is characterised in that the ultrashort burnt digital projector is rotatable
Be arranged on the fixed part on.
4. project digital advertisement cabinet according to claim 2, it is characterised in that the projection of the ultrashort burnt digital projector
The surface out of plumb of primary optical axis and the display module.
5. project digital advertisement cabinet according to claim 1, it is characterised in that the ultrashort burnt digital projector is arranged on
Above or below in the casing.
6. project digital advertisement cabinet according to claim 1, it is characterised in that the casing is provided with the display module
Side wall light-permeable, the display module is arranged at the lateral wall or madial wall of the casing.
7. project digital advertisement cabinet according to claim 1, it is characterised in that the display module is transmissive projection screen
Curtain.
8. project digital advertisement cabinet according to claim 1, it is characterised in that the display module include glass substrate and
Dioptric layer, the dioptric layer is arranged on the glass substrate close to the side of the ultrashort burnt digital projector, by described ultrashort
The light beam that burnt digital projector is sent is reflected through the dioptric layer to be transmitted away perpendicular to the direction of the glass substrate.
9. project digital advertisement cabinet according to claim 1, it is characterised in that the display module is plane or curved surface.
10. a kind of digital advertisement system, it is characterised in that including the project digital advertisement as described in any one of claim 1 to 9
Case and the network platform, the network service core of the ultrashort burnt digital projector in the network platform and the project digital advertisement cabinet
Piece communicates to connect,
The network platform is used to send image information to the network service chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711263185.5A CN107784962A (en) | 2017-12-04 | 2017-12-04 | Project digital advertisement cabinet and digital advertisement system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711263185.5A CN107784962A (en) | 2017-12-04 | 2017-12-04 | Project digital advertisement cabinet and digital advertisement system |
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| CN107784962A true CN107784962A (en) | 2018-03-09 |
Family
ID=61431371
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| CN201711263185.5A Pending CN107784962A (en) | 2017-12-04 | 2017-12-04 | Project digital advertisement cabinet and digital advertisement system |
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| CN105163054A (en) * | 2015-10-22 | 2015-12-16 | 高国华 | Wireless ultrashort-focus projector system and method compatible with video acquisition |
| CN205281464U (en) * | 2015-12-14 | 2016-06-01 | 厦门变格新材料科技有限公司 | Touch bill -board based on projection display system |
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| CN207474012U (en) * | 2017-12-04 | 2018-06-08 | 贵州晶源动力科技有限公司 | Project digital advertisement cabinet and digital advertisement system |
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