CN101707035B - Multifunctional road inquiring and displaying system of bus stop - Google Patents
Multifunctional road inquiring and displaying system of bus stop Download PDFInfo
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- CN101707035B CN101707035B CN2009102377270A CN200910237727A CN101707035B CN 101707035 B CN101707035 B CN 101707035B CN 2009102377270 A CN2009102377270 A CN 2009102377270A CN 200910237727 A CN200910237727 A CN 200910237727A CN 101707035 B CN101707035 B CN 101707035B
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Abstract
The invention discloses a multifunctional road inquiring and displaying system of a bus stop, belonging to the fields of communication, display and media technology, and comprising a 3G/4G outdoor ultra-highlight liquid crystal display, an ultra-highlight touch screen inquiring system, a charity whip-round box and a supporting frame. The 3G/4G outdoor ultra-highlight liquid crystal display comprises an LED television panel, a high-brightness backlight source, a brightness automatic adjustment system, an automatic temperature control system, a sound amplification system, a 3G/4G television drive board and a power board; an LVDS interface on the 3G/4G television drive board is connected with the LED television panel by taking the 3G/4G television drive board as the core, an RS232 interface of the 3G/4G television drive board is connected with the brightness automatic adjustment system, the brightness automatic adjustment system controls the high-brightness backlight source by data lines, an audio-interface on the 3G/4G television drive board is connected with the sound amplification system, the automatic temperature control system transmits temperature data to the 3G/4G television drive board in order to control the work of a fan, and the power board provides multiple groups of working voltages for respectively supplying power to each part.
Description
Technical field
The invention belongs to communication field, demonstration field and media technology field, a kind of multifunctional road inquiring and displaying system of bus stop particularly is provided, has had multifunctional road inquiring and displaying system of bus stop with video, literal automatic reception, storage and broadcast and road, place inquiry based on the 3G/4G wireless network.
Background technology
Though the advertisement media market of China is just at the early-stage, its market value is near 3,000 hundred million yuan/year, and still with surpass 20%/year speed increase.Indoor video medium user Focus, boat U.S., enlightening bank etc. have all obtained a large amount of financings overseas, the speed of expansion is very fast, also there is tremendous development mobile media user BAMC, WorldCom Warner etc., but the advertisement media industry is except that print media, TV station's medium, maximum audient remain concentrate on outdoor, and outdoor audient is enforceable to the acceptance of ad content basically, easily the scenery of advertisement content with periphery had a panoramic view.The advertisement media industry is the industry that needs most intention, innovation, do not have intention, do not have innovation just can not attract audient's eyeball, intention, innovation have been penetrated into the subtlety in each slit in the advertisement media industry, everywhere be advertisement, advertisement arranged everywhere, but really can attract still technically the innovation of user's eyeball for a long time, technical innovation can be the vast advertisement media company new manor of developing.
Open-minded along with the 3G/4G wireless network, the channel width of mobile phone is expanded, mobile TV becomes possibility, it is predicted that only the advertisement value of mobile TV just can reach 60,000,000,000 yuan/year, the expansion of mobile phone channel width has not only been opened passage for mobile TV, and mobile TV is become a reality, now still in the perhaps very fast meeting of digital radio mobile TV of expanding along with opening of 4G network made way for the 4G wireless communication networks that marketplace platform is bigger, coverage rate is wider.
The way that the artificial video points to each dispersion of dependence such as Focus, boat U.S., enlightening bank, WorldCom Warner are changed film source needs huge cost of labor undoubtedly; Network by special use also needs special wiring and control center, and its input will be far longer than the input of video terminal, and it also is unpractical adopting private network; Using local internet on the spot is the way of most economical practicality, but because the confidentiality of internet is very poor, is to look audio frequency multiple terminals medium for popularity, is which country all dare not be opened easily.So all there is huge development bottleneck in the development of these medium, but the unattended duty management of opening to the multiple spot video and audio terminal of strong security, the 3G/4G wireless network that is easy to manage provides passage, adopt the 3G/4G wireless network not only can realize many viewpoints of disperseing, the unattended duty of multiple terminals, and can realize real-time picture and text, look voice playing that the equipment of control terminal is also very simple.Multifunctional road inquiring and displaying system of bus stop just is based on the 3G/4G wireless network a kind of picture and text that move that can be used for the advertisement media industry, look the touch display of audio player and road, place inquiry.
Harmony is a theme current and following society, charities are glorious causes, should be the theme that society advocates, the charitable contribution case of being convenient to pedestrian's contribution in the setting of public transport booth has the crowd of mercy to go to help the crowd who wants help especially for convenience, embodies the Chinese virtue of taking pleasure in helping people.
Summary of the invention
The invention reside in provides a kind of multifunctional road inquiring and displaying system of bus stop, based on 3G/4G mobile phone wireless broadband communications network, utilize the 3G/4G wireless broadband network to realize the issue of various multimedia image informations, multifunctional road inquiring and displaying system of bus stop receives by the 3G/4G wireless module, deliver to the CPU processing module with the digital television information that digital television module receives, carry out information editing's processing, and send driver module with the information of handling well, quicken and the normal data processing, deliver to display device according to the display mode order again and show, finish the issue propagation and the information inquiry of realtime graphic information and handle.But be together to form multifunctional road inquiring and displaying system of bus stop by the super bright LCD that is fixed on the touch screen system on supporting bracket and the money box and have an outdoor application of 3G/4G wireless receiving function, can issue picture and text, look multimedia advertising distribution platform, touch information searching platform and the charitable contribution platform of AV continuously.
The present invention includes that 3G/4G is outdoor super brightly (super brightly to be meant that brightness can reach 1800cd/m
2~2200cd/m
2) LCD, super bright touch screen inquiry system, multi-functional charitable contribution case and support frame, as shown in Figure 1.The mounting structure relation of four parts as shown in figure 12, the super bright LCD of 3G/4G is placed on topmost to be convenient to the pedestrian and to watch, in the middle of being placed on, super bright touch screen inquiry system is convenient for people to inquire about using system, the input operation that is convenient for people to solicit contributions below multi-functional charitable contribution case is placed on, support frame have corresponding highly can being placed on the ground to install.
The outdoor super brightness LCD of 3G/4G
The outdoor super brightness display of 3G/4G is made up of LCD TV panel, high brightness backlights source, brightness automatic adjustment system, automatic temperature control system, sound reinforcement system, 3G/4G TV drive plate, power panel and seal casinghousing, as shown in Figure 2.With the 3G/4G drive plate be core with each several part between produce and be connected control relation, LVDS interface on the 3G/4G TV drive plate connects liquid crystal panel, the RS232 interface of 3G/4G TV drive plate connects the brightness automatic adjustment system, the brightness automatic adjustment system is by data line control high brightness backlights source, audio interface on the 3G/4G TV drive plate connects sound reinforcement system, automatic temperature control system is passed to temperature data the work of 3G/4G TV drive plate control blower fan, power panel provides many group operating voltage, powers to each several part respectively.
3G/4G TV drive plate wherein, it is made up of 3G/4G wireless module, digital television module, video module, CPU, driver module, as shown in Figure 3.Each module all adopts corresponding data bus to connect.The core of image transmission of the present invention is to utilize existing liquid crystal tv technology and 3G/4G wireless network platform, utilize the 3G/4G wireless broadband network to realize the issue of multimedia messages widely, be equipped with the intelligent information inquiry system, but make multifunctional road inquiring and displaying system of bus stop really become a mass information platform that the more information real time inspection can be provided, and at any place that the 3G/4G wireless network can cover, the multifunctional road inquiring and displaying system of bus stop that can both use.Can receive the bandwidth of information among the present invention when the high-speed mobile more than 30 kilometers per hour for single 3G mobile number: the bandwidth of 3G is 144Kb/s, adopt single 3G mobile channel can not satisfy progressive video and transmit desired bandwidth, can satisfy literal and picture transmission requirement.Message pick-up need satisfy demonstration high-resolution picture and continuous video dynamic image, before 4G does not open, need a plurality of numbers bandwidth that enlarges message pick-up of using in parallel, four in parallel uses of number, just can make bandwidth reach 576Kb/s for 3G network, just can satisfy demonstration high-resolution picture and continuous video dynamic image.
The 3G/4G wireless module: the reception that realizes the 3G/4G cellphone information and the 3G/4G network information is handled, and various image informations are collected queuing, offers cpu motherboard and carries out playback process.CPU can also be by the 3G/4G wireless module from 3G/4G webserver downloading and playing file to this locality, played file then.
Digital television module: realize the program that 3G/4G radio multimedium LCD can receiving digital television, CPU obtains digital TV contents from digital television module, outputs to display end then and shows.
Video module: the ordinary tv programme content is provided.
CPU: be the total system core, realize mainly that played file is upgraded, the decoding of 3G/4G wireless image information and digital television information, command process, demonstration control etc.
Driver module: obtain the CPU video data, quicken then to output to display device, alleviate CPU operation burden.
Super bright touch inquire system is made up of outdoor super bright LCD, touch-screen and intelligent information inquiry main frame.
Auto temperature controlled system is made up of temperature sensor, blower fan, air channel, electromagnet, high brightness backlights source heat-dissipating sheet and standby air-conditioning, when outdoor temperature is lower than 0 ℃, the opening sequence of LCD is to open the high brightness backlights source earlier, utilize the heat of the generation in high brightness backlights source to realize to shielding the heating of body, this moment, housing was the space of a sealing, air outlet opening and fresh air inlet all are that the temperature when in the housings close space of sealing rises to 0 ℃ within 40 ℃ the time, liquid crystal panel and signal source unlatching; When the temperature in the confined space rises to 40 ℃ (containing 40 ℃) when above, air outlet and air inlet on the housing are opened automatically, realize housing and extraneous heat loss through convection.
Design considerations of the present invention " multimedia system technical manual book " is write, aspect technical design with reference to relevant ITU-T consensus standard:
ITU-T is H.225: based on the multimedia communications system call signaling and the media flow transmission agreement of packet network;
ITU-T is H.230: the frame synchronization control and the indicator signal C﹠amp of audiovisual system; I;
ITU-T is H.239: Digital Video System utilizes single video to connect the double-current standard that the transmission additional video is used;
ITU-T is H.243: utilize the 2Mbit/s channel to set up method for communicating in the audiovisual terminals more than 2~3;
ITU-T is H.245: control protocol for multimedia communication;
ITU-T is H.246: support mutual between the multimedia terminal of H serial protocols;
ITU-T is H.261: about the Video Codec of P X 64Kbit/s audio-visual service;
ITU-T is H.263: about the coding and decoding video of low bit rate communication;
ITU-T is Annex W H.263: about 50/60 video encoding and decoding standard of low bit rate communication;
ITU-T is H.264: about the high-level efficiency video encoding and decoding of low bit rate communication;
ITU-T is H.282: remote equipment steering logic channel transfer;
ITU-T is H.283: the remote equipment control protocol of multimedia application;
ITU-T is H.235: multimedia link superencipherment rules;
IETF SIP:IETF IP network multi-media communication agreement.
Description of drawings
Fig. 1 is the multifunctional road inquiring and displaying system of bus stop composition diagram.
Fig. 2 is the outdoor super brightness display device structure of a 3G/4G schematic diagram.
Fig. 3 is the multi-functional drive plate architecture logic of 3G/4G figure.
Fig. 4 is brightness automatic adjustment system figure.
Fig. 5 is for LCD TV panel and seal casinghousing and post the high transparent glass connection layout of ultraviolet film.Wherein, seal casinghousing 1, the high saturating glass 2 of ultraviolet film, LCD TV panel 3, light guide plate 4, high brightness backlights source 5, heating radiator 6.
Fig. 6 is auto temperature controlled system figure.
Fig. 7 is the inlet and outlet design drawing of sealing of the present invention.Wherein, air outlet sealing 7, air inlet sealing 8.
Fig. 8 is the inlet and outlet design drawing of unlatching of the present invention.Wherein, air outlet unlatching 9, air inlet are opened 10, are gone up dust cover 11.
Fig. 9 is an air inlet dust cover design drawing of the present invention.Wherein, the air inlet dust cover 12 of dismantled and assembled cleaning.
Figure 10 is heat radiator of the present invention and air channel design drawing.Wherein, heating radiator 6, air exhauster 13, hair-dryer 14.
Figure 11 is a super bright touch inquire system composition diagram.
Figure 12 is the mounting structure synoptic diagram.Wherein, the outdoor super bright LCD 15 of 3G/4G, super bright touch inquire system 16, charitable contribution case 17, support frame 18.
Figure 13 is the major function process flow diagram.
Embodiment
Fig. 1~13 are a kind of embodiment of the present invention.
Outdoor super bright (brightness can reach 1800cd/m by 3G/4G in the present invention
2~2200cd/m
2) LCD, super bright touch screen inquiry system, multi-functional charitable contribution case and support frame form.The super bright LCD of 3G/4G is placed on topmost to be convenient to the pedestrian and to watch, in the middle of being placed on, super bright touch screen inquiry system is convenient for people to inquire about using system, the input operation that is convenient for people to solicit contributions below multi-functional charitable contribution case is placed on, support frame have corresponding highly can being placed on the ground to install.
Each module of the outdoor super bright liquid crystal display systems of the present invention mainly acts on and function
1,3G/4G wireless module: its function mainly contains 2 points, and the one, receive the realtime graphic that the 3G/4G mobile phone is gathered, another is can be from 3G/4G webserver downloading and playing content.
2, digital television module: its major function is a directly receiving digital television signal of LCD TV.
3, video module: be the conventional func of LCD TV, mainly solve various video interface signal, for example: TV, Video, S-terminal, high definition component, VGA etc.
4, CPU module: be the total system core, mainly realize the management and the various processing of broadcast information, must carry out the processing of encoding and decoding for 3G/4G wireless image information and digital television information; All information data formats are unitized to be handled; Display command is handled; Show control etc.
5, driver module: it mainly obtains the CPU video data, then with the video data unification to the HDMI interface of standard, quicken to output to display device, alleviate CPU operation burden.
6, screen body brightness adaptive control system: according to the ambient brightness value of measuring by illuminance transducer, the brightness of screen body is adjusted voluntarily according to outdoor illumination, screen body brightness automatic adjustment system is according to the outdoor illumination of sensor acquisition, and brightness is adjusted to the screen body automatically.The brightness automatic adjustment system is adjusted automatic adjustment system and is formed by illuminance transducer, the brightness of screen body, its ultimate principle is: the gated sweep plate with brightness point by point control function, the LED-backlit module is carried out the stage adjustment of brightness, variation with the brightness that conforms, avoid because of bright excessively cause watch dazzling and power wastage, watching of avoiding causing because of brightness is low excessively is unclear, and system as shown in Figure 4.This gated sweep plate can be realized the articulating control to polylith LED lamp plate in the LED-backlit module, realizes the brightness uniformity digitizing adjustment and the brightness programmed control of whole screen.Automatically adjust shielding body brightness continually according to the outdoor illumination of sensor senses for avoiding shielding body brightness meeting, influence is watched.The brightness adjustment of screen body is set to interim adjustment, and promptly in certain outdoor illumination range, the screen body of LCD TV adopts same brightness, according to the variation of outdoor illumination several each and every one brightness sections is set.When outdoor illumination greater than 1500lx/m
2The time, high-high brightness 2200cd/m is adjusted in the brightness of screen body automatically
2More than; When outdoor illumination at 1000 ~ 1500lx/m
2The time, brightness 1600cd/m is adjusted in the brightness of screen body
2When outdoor illumination at 500 ~ 1000lx/m
2The time, the brightness of screen body is adjusted to the brightness of screen body and is set to 1100cd/m
2When outdoor illumination at 100 ~ 500lx/m
2The time, 600cd/m is adjusted in the brightness of screen body
2When outdoor illumination is lower than 100lx/m
2The time, 100cd/m is adjusted in the brightness of screen body
2Below.
7, the antiultraviolet line shines high light transmission film and is affixed on the high transparent glass with windproof and rain proof housing front, forms the airtight keeping warmth space of super bright TV with seal casinghousing, as shown in Figure 5.
8, auto temperature controlled system is made up of temperature sensor, blower fan, air channel, electromagnet, backlight heat radiator and standby air-conditioning, as shown in Figure 6.When outdoor temperature was lower than 0 ℃, the opening sequence of LCD was to open backlight earlier, utilized the heat of the generation of backlight to realize that this moment, housing was the space of a sealing to shielding the heating of body, and air outlet opening and fresh air inlet all seal, as shown in Figure 7.When the temperature in the housings close space rose to more than 0 ℃, liquid crystal panel and signal source were opened; When the temperature in the confined space rose to more than 40 ℃, air outlet and air inlet on the housing were opened automatically, realized housing and extraneous heat loss through convection.Air outlet is positioned at the top of housing, and for guaranteeing rainproof requirement, cover plate is arranged at the top of air outlet, and as shown in Figure 8, for preventing entering of dust, air inlet is provided with the dust cover of cleaning easy to assemble, as shown in Figure 9.The heat radiator in high brightness LCD TV backlight source adopts and arranges perpendicular to picture, be provided with LCD TV backlight source heat-dissipating sheet equal length in the bottom or be slightly larger than the finedraw Parallel airflow of the band forced air supply of heat radiator, concavo-convex bottom vertical at heat radiator is blown in making progress, have in the extractor fan of bottom shape symmetry at the top of liquid crystal screen backlight heat radiator, as shown in figure 10, form the ventilation heat abstractor in superbright LCD TV backlight source.In extreme cold and extremely overheated area, under overheated or cold excessively situation, when relying on the backlight internal heat within ten minutes, can't be heated on 0 ℃, or when extremely the heat loss through convection of overheated dependence blower fan can't drop to the screen body temperature degree of LCD TV in 50 ℃, automatically open the air-conditioning decorum, and close ventilating opening up and down, rely on air-conditioning to adjust the interior temperature constant temperature of housing about 25 ℃.
9, sound reinforcement system: sound reinforcement system adopts the automatic tuning system of voice, according to the automatic volume of adjusting megaphone of the size of environmental noise, guarantees that personnel can catch the sound of play content within 15 meters.
10, super bright touch inquire system
Super bright touch inquire system is made up of outdoor super bright LCD, touch-screen and intelligent information inquiry main frame, as shown in figure 11.
11, multi-functional money box
Multi-functional charitable contribution case is inserted coins for making things convenient for the passenger, has the function that whole paper money changes zero paper money; For reducing the agitation of passenger when waiting for bus, improve the concern of people to the charitable contribution cause, the ad hoc whip-round with lottery played, and encourages to pay close attention to philanthropic people and contributes for charities.
For guaranteeing the appearance looks elegant of multifunctional road inquiring and displaying system of bus stop integral body, be positioned at the money box under touch screen and the 3G/4G high brightness liquid crystal display body, its thickness adopts and the same thickness of high brightness LCD TV.For making things convenient for the pedestrian to solicit contributions, money box is positioned at the below of LCDs, and money box is solicited contributions mouth and should be arranged between 800~1200mm apart from floor level.
12, support frame
Support frame mainly plays a part to support money box and LCD, is the convenience of anti-corrosion and wiping, adopts stainless pipe or the square tube material of main part as supporting bracket, and periphery is decorated and also adopted stainless-steel sheet as ornament materials all around.
The multifunctional road inquiring and displaying system of bus stop structure as shown in figure 12
Major function flow process of the present invention as shown in figure 13.System receives mobile phone signal and network signal and the digital television signal of 3G/4G, by corresponding information encoding process, deliver to the pattern that the broadcast information management is finished the setting of display command and shown control, the broadcast information consolidation formization is delivered to the driver module frequency multiplication quicken, send video module to finish demonstration with the HDMI data of standard again.The VGA interface that the information query system main frame is delivered to display driver card with the content of inquiry by the VGA interface of computing machine according to the order of touch screen query is finished demonstration.
Claims (2)
1. a multifunctional road inquiring and displaying system of bus stop comprises the outdoor super bright LCD that has 3G/4G wireless receiving function, super bright touch screen inquiry system, charitable contribution case and support frame, it is characterized in that:
The outdoor super brightness LCD that has 3G/4G wireless receiving function comprises liquid crystal panel, high brightness backlights source, brightness automatic adjustment system, automatic temperature control system, sound reinforcement system, 3G/4G TV drive plate, power panel; Described 3G/4G TV drive plate is made up of 3G/4G wireless module, digital television module, video module, CPU, driver module, and each module all adopts corresponding data bus to connect;
With 3G/4G TV drive plate is core, LVDS interface on the 3G/4G TV drive plate connects liquid crystal panel, the RS232 interface of 3G/4G TV drive plate connects the brightness automatic adjustment system, the brightness automatic adjustment system is by data line control high brightness backlights source, audio interface on the 3G/4G TV drive plate connects sound reinforcement system, and automatic temperature control system is passed to 3G/4G TV drive plate with temperature data, the work of control blower fan, the power supply module provides many group operating voltage, powers to each several part respectively;
Automatic temperature control system is made up of temperature sensor, blower fan, air channel, electromagnet, high brightness backlights source heat-dissipating sheet and standby air-conditioning, when outdoor temperature is lower than 0 ℃, the opening sequence of LCD is to open the high brightness backlights source earlier, utilize the heat of the generation in high brightness backlights source to realize to shielding the heating of body, this moment, housing was the space of a sealing, air outlet opening and fresh air inlet all seal, and when the temperature in the housings close space rises to 0 ℃ within 40 ℃ the time, liquid crystal panel and signal source are opened; When the temperature in the confined space rose to more than 40 ℃, air outlet and air inlet on the housing were opened automatically, realized housing and extraneous heat loss through convection;
Super bright touch screen inquiry system is made up of outdoor super bright LCD, touch-screen and intelligent information inquiry main frame.
2. multifunctional road inquiring and displaying system of bus stop according to claim 1 is characterized in that,
In the described 3G/4G TV drive plate, wireless module: the reception that realizes the 3G/4G cellphone information and the 3G/4G network information is handled, and various image informations are collected queuing, offers cpu motherboard and carries out playback process; CPU by the 3G/4G wireless module from 3G/4G webserver downloading and playing file to this locality, played file then;
Digital television module: realization has the program of the outdoor super bright LCD receiving digital television of 3G/4G wireless receiving function, and CPU obtains digital TV contents from digital television module, outputs to display end then and shows;
Video module: the ordinary tv programme content is provided;
CPU: be the total system core, realize decoding, command process, the demonstration control of played file renewal, 3G/4G wireless image information and digital television information;
Driver module: obtain the CPU video data, quicken then to output to display end, alleviate CPU operation burden.
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CN2009102377270A CN101707035B (en) | 2009-11-18 | 2009-11-18 | Multifunctional road inquiring and displaying system of bus stop |
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CN102129778A (en) * | 2010-12-20 | 2011-07-20 | 北京同方瑞博数字技术有限公司 | Multimedia traffic light |
CN102737537A (en) * | 2012-06-29 | 2012-10-17 | 龙鲲鹏 | Address consulting system used for deaf-mutes and placed at urban road intersection |
CN112181017A (en) * | 2020-09-17 | 2021-01-05 | 武汉海微科技有限公司 | Temperature protection algorithm based on vehicle-mounted display screen |
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CN2783477Y (en) * | 2004-08-23 | 2006-05-24 | 柴子薪 | Automatic player for stereo information advertisement |
CN201018745Y (en) * | 2007-03-12 | 2008-02-06 | 上海海立特种制冷设备有限公司 | Outdoor liquid crystal display screen temperature protective equipment |
CN201170939Y (en) * | 2008-02-01 | 2008-12-24 | 长沙高新开发区商讯通信息技术有限公司 | Multifunction information terminal |
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CN2783477Y (en) * | 2004-08-23 | 2006-05-24 | 柴子薪 | Automatic player for stereo information advertisement |
CN201018745Y (en) * | 2007-03-12 | 2008-02-06 | 上海海立特种制冷设备有限公司 | Outdoor liquid crystal display screen temperature protective equipment |
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Address after: 100029 Beichen West Road, Chaoyang District, Beijing 69 Patentee after: BEIJING FANGRUI BOSHI DIGITAL TECHNOLOGY CO., LTD. Address before: 100029 Beichen West Road, Chaoyang District, Beijing 69 Patentee before: Beijing Tongfang Rainball Digital Technology Co., Ltd. |
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Granted publication date: 20110928 Termination date: 20191118 |