CN101707680B - Dual-channel advertisement displaying TV set - Google Patents
Dual-channel advertisement displaying TV set Download PDFInfo
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- CN101707680B CN101707680B CN2009102086561A CN200910208656A CN101707680B CN 101707680 B CN101707680 B CN 101707680B CN 2009102086561 A CN2009102086561 A CN 2009102086561A CN 200910208656 A CN200910208656 A CN 200910208656A CN 101707680 B CN101707680 B CN 101707680B
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Abstract
The invention discloses a dual-channel advertisement displaying TV set, which comprises a first display screen, a second display screen, a structural frame which is used for assembling the first and the second display screens, a group of TV set main boards, a group of power panels and a group of loudspeakers, wherein the TV set main boards and the power panels are electrically connected with the first and the second display screens; the loudspeakers are connected with the TV set main boards; the TV set main boards and the power panels are mutually connected and the first and the second display screens are assembled together back to back at an included angle of 0 to 90 degrees by the structural frame. Because of adopting the public TV set main boards and power panels, the dual-channel advertisement displaying TV set reduces the cost of an advertisement displaying TV set. Furthermore, because the structural frame is an integrated structure preferably, the dual-channel advertisement displaying TV set is more convenient in assembly and use.
Description
Technical field
Patent of the present invention relates to field of television; More particularly, be a kind of low-cost advertisement television of double-sided display type.
Background technology
The comparatively common in the market advertisement television that is applied to large supermarket, airport, railway station, subway station is realized in the middle of mainly being installed on a framework that plays fixation back-to-back with two single face TVs.But these TVs adopt independently back cover, independently power supply, independently mainboard processing audio frequency and video input signal and demonstration respectively, thereby its purchase cost, installation cost and power consumption expense all are the twices that the separate unit single face shows television set.Thereby, propose a kind of dual-channel advertisement displaying TV set cheaply and just seem very necessary.
Publication number is the multiaspect display packing that the PCT patent application of WO 2007/209864 A1 (international application no is PCT/BA2007/000005) has proposed a kind of Thin Film Transistor-LCD, has described to comprise the embodiment that is shown to six demonstrations from the two sides.As shown in Figure 1, at double-sided display, this patent has proposed first display screen 101 and second display screen 102 are fixed in the middle of the framework 301, by leave the connection that power line hole 351, DVI or VGA line hole 352, horn wire hole 353 and antenna hole 354 are used for all kinds of inputs in framework 301 bottoms.Bottom side in the inside of framework 301 is provided with two following display screen blocks 321, is provided with display screen block 322 on two equally at the top.And leave louvre 331 respectively, descend louvre 332, left side louvre 333 and right side louvre 334 to be used to cool off two display floaters in the above and below and the side of framework 301.Framework 301 adopts eight screws to pass side fixing hole 312 and fixes, and then adopts 4 screws to pass base fixing hole 603 with mounting seat 601 and supporting bracket 602 in framework 301 bottoms.This patent has only proposed two display screens are fixed to the method that realizes double-sided display in the middle of the same framework, and do not consider methods for designing such as public television mainboard, utility power, application cost is higher and can only be positioned on the lower plane, and the suspension that is not suitable for occasions such as large supermarket, airport, railway station, subway station shows.
Publication number is the method for designing that the Chinese patent application of CN 1929575A (application number is 200610069684.6) has proposed a kind of two-sided screen plate TV set.As shown in Figure 2, this patent proposes first display screen 101 and second display screen 102 is fixed in the middle of the same framework 301.Television set mounting seat 601 perhaps adopts wall-hanging, suspension type, inserted method to fix.This method proposes this double-sided screen TV and adopts systems such as public passage, sound channel, video channel, synchronous scanning, system, control circuit and Switching Power Supply simultaneously, be provided with two groups of miniature, high-quality, stereosonic sound equipments, wall all is lattice-shaped or mesh-shape and is used for heat radiation up and down, control panel is positioned at the front of television set, the infrared remote control receive window lays respectively at the two sides, front and back of television set, and all kinds of inputs, output port are positioned at the side of television set.But two groups of sound equipments are set, have sound equipment for the use of open public arena and disturb, two groups of infrared receiving window mouths are set, there is no need for the public arena.This patent application does not propose concrete circuit design method yet, thereby can't implement low cost solution.
Summary of the invention
At above-mentioned existing in prior technology technical problem, the present invention proposes a kind of dual-channel advertisement displaying TV set, adopt public television mainboard, power panel, reduced the advertisement television cost; Further, the preferred integral structure of structural framing, it is more convenient to install, and uses convenient.
The present invention adopts following technical scheme to realize above-mentioned purpose: a kind of dual-channel advertisement displaying TV set, comprise first display screen, second display screen, be used to assemble the structural framing of first display screen and second display screen, also comprise one group of TV motherboard, one group of power panel of being electrically connected with first display screen, second display screen simultaneously, and the one group of loud speaker that is connected with TV motherboard, wherein TV motherboard and power panel interconnect; Described first display screen, second display screen fit together by the back-to-back 0-90 of the being degree of described structural framing angle.
Described structural framing is provided with louvre, and the top or the both sides of structural framing are provided with suspension arrangement; Described structural framing comprises fixed frame, following fixed frame, left side fixed frame and right side fixed frame; The described area of going up fixed frame is greater than the described area of fixed frame down, and described left side fixed frame, right side fixed frame are trapezoidal shape.
The periphery of described first display screen, second display screen also is respectively equipped with the first display screen fixed frame, the second display screen fixed frame; Described fixed frame, following fixed frame, left side fixed frame and the right side fixed frame gone up is arranged between first display screen and second display screen, and is positioned on the first display screen fixed frame, the second display screen fixed frame.
The periphery of described first display screen, second display screen also is respectively equipped with the first display screen fixed frame, the second display screen fixed frame; Described fixed frame, following fixed frame, left side fixed frame and the right side fixed frame gone up is arranged between first display screen and second display screen, and is positioned at the back side of first display screen, second display screen.
Described fixed frame, following fixed frame, left side fixed frame and the right side fixed frame gone up is integrated.
Described TV motherboard comprises audio-video signal processing/separation module, and the keying that is connected with audio-video signal processing/separation module respectively/infrared signal processing module, core processor, video dubbing module, audio frequency amplification module; Described video dubbing module is used for one tunnel vision signal is copied as two-way, and the two-path video signal after will duplicating then transfers to first display screen, second display screen respectively.
Described video dubbing module comprises the switching circuit that is provided with an input terminal, two lead-out terminals, and the input terminal of this switching circuit receives the vision signal before duplicating, and two lead-out terminals are exported the two-path video signal after duplicating respectively.
Described one group of loud speaker comprises first loud speaker, second loud speaker; Described audio frequency amplification module is sent to first loud speaker with left channel audio signal after audio signal is amplified, and right channel audio signal is sent to second loud speaker.
Described core processor is connected with audio-video signal processing/separation module by bus, and handles all control signals of TV motherboard by bus; Described core processor also produces the power control signal that is used to control the dual-channel advertisement displaying TV set power supply status of power supply source plate identification.
Described power panel is provided with two groups of power supply outputs that are connected with first display screen, second display screen respectively, and one group of power supply output that is connected with the power supply of TV motherboard.
Compared with prior art, the present invention has following advantage and beneficial effect:
1, the present invention realizes that binary channels shows, advertisement television is two-sided to be shown automatically synchronously, do not need to connect respectively input signal, and only need one group of power supply input, install, operation is more simple and convenient, cost is lower, and can hang on public arenas such as large supermarket, airport, railway station, subway station, be used to play TV or advertisement picture, support many group inputs.
2, the present invention with two display screens back-to-back vertical direction at an angle (greater than 0 ° and less than 90 °) be installed in the middle of the fixed frame, the suspension advertisement that is suitable for large-scale occasion shows.Construction design method has been proposed simultaneously, module assembling, laying method, the circuit signal method for designing of inner twin-channel circuit implementation method and TV motherboard, thus finally realize the design of low-cost dual-channel advertisement displaying TV set.
3. structural framing of the present invention adopts integral structure, and it is more convenient to install, and uses convenient.
Description of drawings
Fig. 1 is the structure chart of a kind of LCD of thin-film transistor in the prior art;
Fig. 2 is the schematic diagram of prior art at two-sided screen plate TV set;
Fig. 3 is each plane outspread drawing of the embodiment of the invention one;
Fig. 4 is the perspective view of the embodiment of the invention one;
Fig. 5 be the embodiment of the invention one face vertical section heat radiation model;
Fig. 6 is the side-looking vertical section heat radiation model of the embodiment of the invention one;
Fig. 7 is the internal module and the connecting line schematic diagram of the embodiment of the invention one;
Fig. 8 is the circuit design principle figure of the embodiment of the invention one;
Fig. 9 is the TV motherboard internal signal logic diagram of Fig. 8;
Figure 10 is the perspective view of the embodiment of the invention two;
Figure 11 is the perspective view of the embodiment of the invention three;
Figure 12 is the perspective view of the embodiment of the invention four;
Figure 13 is the perspective view of the embodiment of the invention five;
101: the first display screens wherein; 102: the second display screens; 301: fixed frame; 302: the first display screen fixed frames; 303: the second display screen fixed frames; 304: go up fixed frame; 305: following fixed frame; 306: the left side fixed frame; 307: the right side fixed frame; 311: the display screen built-in edge; 312: the side fixing hole; 321: go up the display screen block; 322: following display screen block; 331: go up louvre; 332: following louvre; 333: the left side louvre; 334: the right side louvre; 341: the advertisement television fixture; 351: the power line hole; 352:DVI or VGA line hole; 353: the horn wire hole; 354: antenna hole; 361: the input/output interface module; 362:Video video terminal/YPbPr aberration terminal/audio frequency terminal input/output interface; 363:S terminal input interface; The 364:HDMI input interface; 365:VGA computer input interface; 366:RF radio-frequency terminals input interface; 368: infrared remote receiver; 371: power supply input connecting line; 372: attaching plug; 373: mains switch; 381: the first loud speakers; 382: the second loud speakers; 401: TV motherboard; 402: power panel; 403: keying/infrared control plate; 404: the mains switch plate; 411: TV motherboard first video signal output interface that connects first display screen; 412: TV motherboard second video signal output interface that connects second display screen; 413: the TV motherboard audio output interface that connects first loud speaker; 414: the TV motherboard audio output interface that connects second loud speaker; 415: the TV motherboard control signal input interface that connects keying/infrared control plate; 416: the TV motherboard power input interface of connection; 421: the power panel power output interface that connects TV motherboard; 422: the power panel power output interface that connects first display screen; 423: the power panel power output interface that connects second display screen; 424: the power panel power input interface that connects the mains switch plate; The video signal input interface of 431: the first display screens; The power input interface of 432: the first display screens; The video signal input interface of 433: the second display screens; The power input interface of 434: the second display screens; 441: the mains switch plate power output interface that connects power panel; 442: the mains switch plate power input interface that connects external power source; The vision signal connecting line of 451: the first display screens and TV motherboard; The vision signal connecting line of 452: the second display screens and TV motherboard; The audio signal connecting line of 453: the first loud speakers and TV motherboard; The audio signal connecting line of 454: the second loud speakers and TV motherboard; 455: the control signal connecting line of keying/infrared control plate and TV motherboard; 456: the electric power connection line of power panel and TV motherboard; 457: the electric power connection line of the power panel and first display screen; 458: the electric power connection line of the power panel and second display screen; 459: the electric power connection line of power panel and mains switch plate; 501: the core processor module; 502: keying/infrared signal processing module; 503: data memory module; 504: audio-video signal processing/separation module; 505: the video dubbing module; 506: the audio frequency amplification module; 601: base; 602: supporting bracket; 603: the base fixing hole.
Embodiment
The present invention is described in further detail below in conjunction with embodiment and accompanying drawing, but embodiments of the present invention are not limited thereto.
Embodiment one
As shown in Figure 3, be each plane outspread drawing of present embodiment one.In the present embodiment, first display screen 101 and second display screen 102 are individually fixed in the middle of the first display screen fixed frame 302 and the second display screen fixed frame 303.The first display screen fixed frame 302 and the second display screen fixed frame 303 are respectively two planes, front and back of the present invention (comparatively speaking).The plane, top that connects the first display screen fixed frame and the second display screen fixed frame is last fixed frame 304, and lower, planar is following fixed frame 305, and plane, left side (relatively) is a left side fixed frame 306, and plane, right side (relatively) is a right side fixed frame 307; Last fixed frame 304, down fixed frame 305, left side fixed frame 306 and right side fixed frame 307 are formed the structural framing of present embodiments, and first display screen 101 and second display screen 101 back-to-back are 0-90 degree angle fit together.In the present embodiment, structural framing is arranged between first display screen 101 and second display screen 102, and is positioned on the first display screen fixed frame 302, the second display screen fixed frame 303.Four parts of said structure framework can be respectively separate planes, the formation integral structure also can combine, for example will go up fixed frame 304, following fixed frame 305, left side fixed frame 306 and right side fixed frame 307 and be designed to integrative-structure, and when assembling, the first display screen fixed frame 302, the second display screen fixed frame 303 will be fixed on the above-mentioned integral structure and can form advertisement television by structure fastener or screw.The said structure framework can adopt injection moulding, metal, high temperature resistant material such as wooden, decides according to implementer's wish.
On last fixed frame 304, be provided with one or more louvres 331, the size of louvre, shape and quantity depend on implementer's wish.Same, on following fixed frame 305, being provided with one or more louvres 332, the size of louvre, shape and quantity depend on implementer's wish.Same, on left side fixed frame 306, being provided with one or more louvres 333, the size of louvre, shape and quantity depend on implementer's wish.Same, on right side fixed frame 307, being provided with one or more louvres 334, the size of louvre, shape and quantity depend on implementer's wish.
On last fixed frame 304, also be provided with advertisement television fixture 341, can be used for fixing the cantilever (not shown) that hangs usefulness.This advertisement television fixture 341 can be embedded nut, screw, also can be independent cavernous structure, also can be the structure setting that grab, draw-in groove etc. are used for fixing.
On last fixed frame 304, also leave power line hole 351, and can connect input/output interface module 361.Said power hole 351 can be passed and fixed power source input connecting line 371, and the end of importing connecting line at above-mentioned power supply has attaching plug 372, can be directly connected to external power source.Above-mentioned input/output interface module 361 can be by including but not limited to (depending on implementer's wish) Video video terminal/YPbPr aberration terminal/audio frequency terminal input/output interface 362, S terminal input interface 363, HDMI input interface 364, VGA computer input interface 365, the TV motherboard of RF radio-frequency terminals input interface 366.
First loud speaker 381 is installed also on fixed frame 305 and second loud speaker 382 is used to play sound, also leaves the position, hole of receiver of remote-control sytem 368 and power knob 373 simultaneously.Can also leave the key hole position of keying on the said fixing framework 305, consider inconvenient button operation when hanging on the higher position, not shown button setting in the present embodiment.Above-mentioned power knob 373 also is nonessential, can not be provided with, and only by external power source defeated master switch and remote controller advertisement television is controlled.
Fig. 4 is the perspective view of present embodiment, also is the design sketch after Fig. 3 assembles.Assembling back input/output interface module 361, power supply input connecting line 371 and attaching plug 372 all are positioned at the last plane of advertisement television, and leave advertisement television fixture 341 on last plane, can be directly and steel pipe class cantilever (not shown) be connected and fixed, and all connecting lines passed steel pipe be connected in other equipment or power supply.
Fig. 5 be present embodiment face vertical section heat radiation model, arrow is illustrated as air flow among the figure.As seen air can pass through left side fixed frame 306, right side fixed frame 307 and down fixed frame 305 flow into, inside form air-flow with heat by on fixed frame 304 take out of.
Fig. 6 is the side-looking vertical section heat radiation model of present embodiment, and arrow is illustrated as air flow among the figure.As seen fixed frame 305 was close to the position inflow of the first display screen fixed frame 302 and the second display screen fixed frame 303 under air can reach from the both sides of last fixed frame 304, forms convection current in inside, thereby heat is taken out of by last fixed frame 304.The above-mentioned first display screen fixed frame 302 also may comprise first display screen 101, the difference to some extent because the position of vertical section is different; Same, the above-mentioned second display screen fixed frame 303 also may comprise second display screen 102, the difference to some extent because the position of vertical section is different.
Fig. 7 is the internal module and the connecting line schematic diagram of present embodiment.Internal module mainly can be divided into first display screen, 101, the second display screens 102, TV motherboard 401, power panel 402, keying/infrared control plate 403, mains switch plate 404, the first loud speakers 381 and second loud speaker, more than 382 parts.
Same, second display screen 102 has the second display screen video signal input interface 433 and the second display screen power input interface 434.Wherein the second display screen video signal input interface 433 is connected with TV motherboard 401 with the vision signal connecting line 452 of TV motherboard by second display screen.The second display screen power input interface 434 is connected with power panel 402 with the electric power connection line 458 of second display screen by power panel.Above-mentioned interface and connecting line can be two or a plurality of, concrete quantity needs according to actual design and decides, as to possess the second display screen video signal input interface 433 that high definition FHD shows can be two, and the vision signal connecting line 452 of corresponding second display screen and TV motherboard also is two; The second display screen power input interface 434 backlight as CCFL can be four, and the electric power connection line 458 of the corresponding power panel and second display screen also increases to four.
The handling principle of TV motherboard 401 is as follows: core processor 501 is connected with audio-video signal processing/separation module by bus, and handles all control signals of TV motherboard, the operation of control advertisement television by bus; And by and data memory module 503 between the transmission of data signals information such as basic data, state of preserving television set; Control the power supply status of advertisement television in addition by the power control signal that produces 402 identifications of power supply source plate, comprise start, standby etc.Keying/infrared signal processing module 502 is used for the voltage of infrared signal/keying signal input or waveform signal are converted to control signal that core processor 501 can discern and send to core processor 501 modules by bus.The data memory module 503 that is connected with core processor 501 can be dynamically erasable memory (EEPROM), read-only memory (ROM), dynamic memory (RAM), flash memory (FLASH) etc., is used to store the contents such as state information, data message of core processor 501.504 pairs of audio-video signals of being imported of audio-video signal processing/separation module are decoded, conversion process, the radiofrequency signal (RF) that audio frequency and video are mixed, HDMI signal etc. also need carry out separating treatment, and conversion is output as the vision signal (as LVDS etc.) of first display screen, the second display screen pattern of the input and is transferred to video dubbing module 505 and simulated audio signal and is transferred to audio frequency amplification module 506.Video dubbing module 505 is used for the vision signal of input is duplicated generation first vision signal, two groups of identical vision signals outputs of second vision signal.Audio frequency amplification module 506 is used for the simulated audio signal amplification of input and produces first audio signal, two groups of audio signal outputs of second audio signal.
Keying/infrared control plate 403 comprises receiver of remote-control sytem 368, and directly be connected with the control signal connecting line 455 of TV motherboard with keying/infrared control plate, the control signal connecting line 455 by keying/infrared control plate and TV motherboard is connected to TV motherboard 401 then.Can also be provided with control button (not shown) on this keying/infrared control plate, be used to control TV operation commonly used such as channel plus-minus, volume plus-minus, signal switching, standby.
Fig. 8 is the circuit design principle figure of present embodiment.TV motherboard 401 is worked under the power supply that power panel 402 provides, and power panel 402 is controlled by sending power control signal.TV motherboard 401 receives handles audio-video signal input and keying/infrared signal input, and conversion generates identical first vision signal, second vision signal, first video signal transmission is used for display image to first display screen 101, and second video signal transmission is used for display image to second display screen 102; Also generate first audio signal (being left channel audio signal) simultaneously and be transferred to first loud speaker 381 and be used to play sound, generate second audio signal (being right channel audio signal) and be transferred to second loud speaker 382 and be used to play sound.
By above-mentioned principle, can import under the satisfactory situation at extraneous power supply, the conversion of signals that the external world is imported is two groups of identical signals and shows on first display screen 101 and second display screen 102 simultaneously.
Fig. 9 is the internal signal logic diagram of the TV motherboard 401 of Fig. 8.TV motherboard inside comprises core processor 501, keying/infrared signal processing module 502, data memory module 503, audio-video signal processing/separation module 504, video dubbing module 505, audio frequency amplification module 506, bus and all kinds of connecting line.Core processor 501 is controlled the various piece of TV motherboard 401 by bus, as comprise the passage of controlling TV, channel, sound size, standby (promptly sending power control signal) etc., and all kinds of state informations, master data information are stored/read operation by data memory module 503.Keying/infrared signal processing module 502 is used to handle the input of keying/infrared signal, and be translated into control signal by bus transfer to core processor 501.Data memory module 503 can be electricity erasable memorizer (EEPROM), read-only memory (ROM), dynamic memory (RAM), flash memory (Flash) etc., is mainly used in the contents such as state information, data message of storage core processor 501.Audio-video signal processing/separation module 504 includes but not limited to Video video/S-Video video/audio processing module, YPbPr aberration processing module, VGA computer video processing module, HDMI HD video multimedia processing/separation module, RF radio frequency processing/separation module; Above-mentioned processing module processing/separation back produces the vision signal and the simulated audio signal of display screen prescribed form and is transferred to video dubbing module 505 and audio frequency amplification module 506 respectively.Video dubbing module 505 is duplicated the vision signal of input and is produced identical first vision signal and the output of second vision signal.506 of audio frequency amplification modules will produce first audio signal, two groups of audio output signals of second audio signal after the simulated audio signal processing and amplifying.More than each module cooperate jointly and formed the function of TV motherboard, above-mentioned each module can be selected one or more independently chips, also can the integrated design of part of module and single chips in the middle of handle, decide according to actual enforcement demand.
Embodiment two
Figure 10 is the perspective view of present embodiment two.Its characteristics are on the basis of the embodiment of the invention one, mainly the structural framing that is made of last fixed frame 304, following fixed frame 305, left side fixed frame 306 and right side fixed frame 307 structurally shrinks to the inside and forms the appearance design of ultra-thin limit, and is more attractive in appearance; Therefore in the present embodiment, the said structure framework is arranged between first display screen 101 and second display screen 102, and is positioned at the back side of first display screen 101, second display screen 102.That is to say, last fixed frame 304, following fixed frame 305, left side fixed frame 306 and right side fixed frame 307 are connected with the back side of first display screen 101, second display screen 102, rather than are connected with the first display screen fixed frame 302, the second display screen fixed frame 303.
Also can be only in the present embodiment carry out inwardly shrinking design on the structure, keep motionless and go up fixed frame 304 at fixed frame 305, left side fixed frame 306 and right side fixed frame 307 down.Perhaps, also can only inwardly shrink design in the present embodiment, and fixed frame 305 kept motionless under upward fixed frame 304 reached at left side fixed frame 306 and right side fixed frame 307.
Embodiment three
Figure 11 is the perspective view of present embodiment three.Its characteristics are on the basis of the embodiment of the invention two the be arranged on fixed frame 304 of advertisement television fixture 341 by embodiment two changed into and being arranged in the present embodiment three on left side fixed frame 306 and the right side fixed frame 307, fixedly are changed into about the two cantilever (not shown)s of adopting of present embodiment three by the single cantilever (not shown) of adopting of embodiment two and fixing simultaneously.Present embodiment can be done identical improvement equally on the basis of embodiment one, just can influence outward appearance.
Embodiment four
Figure 12 is the perspective view of present embodiment four.Its characteristics are to improve on the basis of the embodiment of the invention one, and first loud speaker 381 that embodiment one is arranged at down fixed frame 305 changes present embodiment four into and is arranged at left side fixed frame 306; Same, second loud speaker 382 that embodiment one is arranged at down fixed frame 305 changes present embodiment four into and is arranged at right side fixed frame 307.Thereby reach different acoustics.Present embodiment can be done identical improvement from embodiment two equally.
Embodiment five
Figure 13 is the perspective view of present embodiment five.Be characterized in that embodiment two is arranged at the input/output interface module of fixed frame 304 and power line hole 351 to be changed present embodiment five into and be arranged at right side fixed frame 307, to be arranged at down the setting that replaces of the receiver of remote-control sytem position, 368 hole of fixed frame 305 and position, power switch button 373 hole among the embodiment two in present embodiment five simultaneously, purpose is to avoid on the internal structure power line and TV motherboard distance too near and produce electromagnetic interference and potential safety hazard.
Present embodiment can be arranged at embodiment two the input/output interface module of fixed frame 304 and power line hole 351 equally and change present embodiment five into and be arranged at left side fixed frame 306, and immovable be the setting of the receiver of remote-control sytem position, 368 hole and the position, power switch button 373 hole of two times fixed frames 305 of embodiment.Can also not change the setting in power line hole 351 in the present embodiment, depend on implementer's wish.Present embodiment also can be made same change and implemented by embodiment one, just can influence attractive in appearance.
Should be noted that; the foregoing description is a preferred implementation of the present invention; it is intended to explain in detail implementation method of the present invention; but embodiments of the present invention are not restricted to the described embodiments; industry related personnel can principle according to the present invention make simple modification formation product on structure, circuit, all within protection scope of the present invention.
Claims (8)
1. dual-channel advertisement displaying TV set, comprise first display screen, second display screen, be used to assemble the structural framing of first display screen and second display screen, it is characterized in that: also comprise one group of TV motherboard, one group of power panel of being electrically connected with first display screen, second display screen simultaneously, and the one group of loud speaker that is connected with TV motherboard, wherein TV motherboard and power panel interconnect; Described first display screen, second display screen fitted together by described structural framing back-to-back being greater than 0 degree and the angles that are less than or equal to 90 degree;
Described structural framing is provided with louvre, and the top or the both sides of structural framing are provided with suspension arrangement; Described structural framing comprises fixed frame, following fixed frame, left side fixed frame and right side fixed frame; The described area of going up fixed frame is greater than the described area of fixed frame down, and described left side fixed frame, right side fixed frame are trapezoidal shape.
Described TV motherboard comprises audio-video signal processing/separation module, and the keying that is connected with audio-video signal processing/separation module respectively/infrared signal processing module, core processor, video dubbing module, audio frequency amplification module; Described video dubbing module is used for one tunnel vision signal is copied as two-way, and the two-path video signal after will duplicating then transfers to first display screen, second display screen respectively.
2. dual-channel advertisement displaying TV set according to claim 1 is characterized in that: the periphery of described first display screen, second display screen also is respectively equipped with the first display screen fixed frame, the second display screen fixed frame; Described fixed frame, following fixed frame, left side fixed frame and the right side fixed frame gone up is arranged between first display screen and second display screen, and is positioned on the first display screen fixed frame, the second display screen fixed frame.
3. dual-channel advertisement displaying TV set according to claim 1 is characterized in that: the periphery of described first display screen, second display screen also is respectively equipped with the first display screen fixed frame, the second display screen fixed frame; Described fixed frame, following fixed frame, left side fixed frame and the right side fixed frame gone up is arranged between first display screen and second display screen, and is positioned at the back side of first display screen, second display screen.
4. according to claim 2 or 3 described dual-channel advertisement displaying TV sets, it is characterized in that: described fixed frame, following fixed frame, left side fixed frame and the right side fixed frame gone up is integrated.
5. dual-channel advertisement displaying TV set according to claim 1, it is characterized in that: described video dubbing module comprises the switching circuit that is provided with an input terminal, two lead-out terminals, the input terminal of this switching circuit receives the vision signal before duplicating, and two lead-out terminals are exported the two-path video signal after duplicating respectively.
6. dual-channel advertisement displaying TV set according to claim 1 is characterized in that: described one group of loud speaker comprises first loud speaker, second loud speaker; Described audio frequency amplification module is sent to first loud speaker with left channel audio signal after audio signal is amplified, and right channel audio signal is sent to second loud speaker.
7. dual-channel advertisement displaying TV set according to claim 1 is characterized in that: described core processor is connected with audio-video signal processing/separation module by bus, and handles all control signals of TV motherboard by bus; Described core processor also produces the power control signal that is used to control the dual-channel advertisement displaying TV set power supply status of power supply source plate identification.
8. dual-channel advertisement displaying TV set according to claim 1 is characterized in that: described power panel is provided with two groups of power supply outputs that are connected with first display screen, second display screen respectively, and one group of power supply output that is connected with the power supply of TV motherboard.
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CN102610179A (en) * | 2011-01-19 | 2012-07-25 | 深圳市颖网科技有限公司 | Advertising player and information publishing method |
CN106791649A (en) * | 2016-12-21 | 2017-05-31 | Tcl数码科技(深圳)有限责任公司 | A kind of display system and display methods of achievable shuangping san |
CN108319327A (en) * | 2017-01-16 | 2018-07-24 | 晶达光电股份有限公司 | Suspension type shows structure |
CN107743352B (en) * | 2017-10-16 | 2020-06-30 | 广西南宁英凡达科技有限公司 | Vehicle-mounted LED electronic double-display |
CN209471676U (en) * | 2019-02-18 | 2019-10-08 | 深圳市洲明科技股份有限公司 | A kind of LED two-sided display screen |
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CN2822059Y (en) * | 2005-10-18 | 2006-09-27 | 天津三星电子显示器有限公司 | Double screen TV set |
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CN1458795A (en) * | 2002-05-13 | 2003-11-26 | 栾锋先 | Double screen TV set |
CN2822059Y (en) * | 2005-10-18 | 2006-09-27 | 天津三星电子显示器有限公司 | Double screen TV set |
CN101102519A (en) * | 2006-07-13 | 2008-01-09 | 梁育武 | Dual-screen 3D TV system device |
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图1-2. |
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