CN103021304A - Laser overview system and operation method thereof - Google Patents
Laser overview system and operation method thereof Download PDFInfo
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- CN103021304A CN103021304A CN2012102696973A CN201210269697A CN103021304A CN 103021304 A CN103021304 A CN 103021304A CN 2012102696973 A CN2012102696973 A CN 2012102696973A CN 201210269697 A CN201210269697 A CN 201210269697A CN 103021304 A CN103021304 A CN 103021304A
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Abstract
The invention discloses a laser overview system, which comprises a laser pen, a high-definition camera device, a controller and an acoustic generator; a CPU (central processing unit), an image acquisition module, a coordinate-voice corresponding arrangement module and an image identification on-click reading module are arranged in the controller, and additionally, the controller is provided with a memory, a motherboard circuit and a power supply; and the overview system is further provided with an in-house network, which is communicated with the high-definition camera and the controller, the in-house network is further communicated with an internet and communicated with a remote computer and the controller through the internet. The operation method of the laser overview system is provided with the following steps of: 1, installing a camera device; 2, recording the audio frequency; 3, forming a picture of exhibit partition zones; 4, operating an overview laser generator i.e. a laser pen; 5, delivering commendatory through the acoustic generator; and 6, repeating the step 4, and the step 5. The laser overview system is suitable for various exhibition halls, museums and exhibitions, and can be used for automatically narrating; and the structure and the design are novel, the operation is simple and convenient, the cost is low, the effect of exhibition and propaganda can be greatly improved, and the fun during visiting is promoted.
Description
Technical field
The invention belongs to a kind of automatic control technology field, also belong to multimedia technology field, specifically a kind of equipment that utilizes image capturing and analysis and Control technology to realize showpiece is carried out autoexplainer.A kind of laser guide system that utilizes laser aiming particularly.Can be used for various displaying exhibitions and communication and education place.
Technical background
In recent years, along with increasing of people's spare time and income, visit a museum, the place such as science and technology center not only becomes fashion, and become the needs of the aspect cultural lives such as people learn, hunt for novelty, look for one's roots, leisure.And how producing effects of visitor depends on the height of interpretation staff's explanation quality when visiting to a great extent.Along with the development in epoch and the progress of society, the explanation cause of the various museums such as museum, memorial museum, science and technology center has entered a new developing stage, and spectators' inspirit culture demand is improving constantly, and gradually no longer needs simple preach formula explanation.Make a general survey of the narrator of most domestic museum, memorial museum, science and technology center, because age, the difference of knowledge or the singularity of objective environment and working background, carrying out simple repeatability, mechanical work toward contact, only pay attention to appearance, profile, and the accumulation of inherent knowledge precipitation not, can not satisfy the visitor to the demand of explanation content precision and degree of depth understanding.In the exhibition center, how to allow the visitor in quiet situation, visit and hear the explanation that the narrator is soft and sweet, rather than think and oneself come into the food market.Like that, in the museum, the exhibition of science and technology center and industry etc. needs a people to a lot of people's explanations and environment is not in the very quiet situation, how to reach and explain clearly and listen to effect? therefore, need especially to propose a kind of autoexplainer equipment of explaining at random easily showpiece, announcer's long-term training and announcer's hard work explanation work have been saved, and can make more easily the visitor obtain high-caliber explanation, improve the effect of exhibition and communication and education.
Summary of the invention
The present invention proposes a kind of laser guide system for solving the problems of the technologies described above, and this system structure design is novel, move easyly, and cost is low, can greatly improve the effect of exhibition publicity, increases the enjoyment of visit.
The objective of the invention is to be achieved through the following technical solutions:
The laser guide system is characterized in that: be provided with hand-held laser generator, high definition camera device, controller and the acoustical generator of laser pen type, laser generator arranges separately, is small power single bundle red laser generator; High definition camera device is one or several, and it and described controller carry out signal and control linkage; In controller, be provided with CPU, image capture module, coordinate-voice correspondence module and laser image identification point read through model are set, be provided with in addition storer, motherboard circuit and power supply;
The function that its structure of described image capture module realizes is: collect the compressed encoding of each two field picture that camera transmits, and its image that is reduced to RGB three primary colours coding is processed for rear module;
The function that described coordinate-voice correspondence arranges its structure realization of module is: carry out the setting of image mid point reading field and the setting of the corresponding voice of some reading field, described some reading field: if laser facula drops in this zone when receiving the set point signal of laser pen, the voice of the corresponding voice coding in this zone will be played;
Described laser image identification point read through model is to search module, hot spot coordinate Calculation module, coordinate-voice respective modules and speech utterance module composition by laser start signal transmission module, image pretreatment module, laser facula, the function that structure realizes is specifically: after this module starts, obtain piece image by the image pretreatment module from described image capture module, carry out being transferred to laser facula as the benchmark background image of identifying hot spot after mean filter is processed and search module; Then initial/final state that the image pretreatment module enters wait laser; When the user opened laser switch on the laser pen, described image pretreatment module started, and obtains present image, carried out mean filter and processed and search module as pending image transmitting to laser facula; Laser facula is searched module pending image is compared with the benchmark background image, according to the laser facula feature, finds out and meets the image-region of setting beam pattern in the pending image and pass to hot spot coordinate Calculation module; Hot spot coordinate Calculation module calculates this regional center point coordinate and it is passed to coordinate-voice respective modules; Coordinate-voice respective modules judges whether this center point coordinate is in coordinate-voice correspondence the set some reading field of module is set, if then search corresponding voice, and speech waveform is delivered to the speech utterance module carry out sounding, finishes and once puts read operation; Described laser start signal is transmitted module: laser pen is when pressing laser switch, the keyboard signal that continues by wireless transmission method synchronous transmission one tunnel is to computing machine, this keyboard signal transmission stops when unclamping laser switch, this road keyboard signal start signal is as the enabling signal of image pretreatment module, and the termination signal of keyboard signal is as the set point signal of reading.
The present invention further implements and improves additional project:
Also be provided with internal network, this internal network is communicated with described high-definition camera, controller, and with internet UNICOM, by internet and remote computer, controller UNICOM.
Between described laser generator and the controller, be provided with the wireless communication device between controller and the acoustical generator.
Described laser pen divides the sequence number setting, and is equipped with the earphone of corresponding sounding, carries out many people and listens to simultaneously independent or different explanations.
The operation method of this laser guide system: it is characterized in that may further comprise the steps:
1) camera head is set: arrange one at the exhibition scene to several high definition camera devices, number and position that camera head is set are as the criterion can obtain a clear picture of panorama that can demonstrate every showpiece of the whole audience;
2) recording audio: the audio-frequency information of each showpiece is recorded into audio file, be stored in the storer of controller;
3) formation showpiece block plan: the above-mentioned the 1st) going on foot the enterprising pedestrian worker of panorama sketch who obtains carries out subregion by actual showpiece position and size, namely mark position and the zone at each showpiece place in panorama sketch with circle or square frame, and after rescaning, to mark in the panorama sketch input control device in every showpiece position and zone, in controller, realize showpiece position in the panoramic pictures, big or small subregion and mark area code, namely in controller, form showpiece position block plan, as judging the benchmark background image that to explain the showpiece position;
4) operation guide to visitors laser generator is laser: at first open laser generator, allow Ear Mucosa Treated by He Ne Laser Irradiation on the showpiece that will explain orally, then close laser generator;
5) commentary is sent by acoustical generator: laser pen is when pressing laser switch, the keyboard signal that continues by wireless transmission method synchronous transmission one tunnel is to computing machine, this keyboard signal transmission stops when unclamping laser switch, this road keyboard signal start signal is as the enabling signal of pickup image, and the termination signal of keyboard signal is as the set point signal of reading; After video camera obtains present image, carrying out mean filter processes as pending image, pending image is compared with the benchmark background image, according to the laser facula feature, finds out and meets the image-region of setting beam pattern in the pending image and calculate this regional center point coordinate; Judge whether this center point coordinate is in set some reading field, if then search corresponding voice document, and speech waveform is delivered to voice generators carry out sounding, finish laser guide to visitors explanation operation;
6) repeat above-mentioned 4), 5) step.
Beneficial effect of the present invention: the present invention is when operation, Exhibitions personnel or visit personnel hand generating laser, open the Laser emission switch, can arbitrarily point to any one showpiece in the show venue, when needs are explained one of them showpiece, as long as allow laser rest on this showpiece and close generating laser.Camera absorbs and passes to controller to the panorama sketch with the laser designation position at once, and controller touches the area code of deciding showpiece at once from the panorama block plan, and accesses corresponding interpretation speech frequency file, explains by acoustical generator.When conversion or showpiece replacing were carried out in the showpiece position, with panorama sketch again subregion input control device, controller is the subregion label again, determines that the panorama block plan gets final product.And can realize remote service, to any one local exhibition section, pass to local controller as long as determined block plan by network.The present invention has following plurality of advantages:
1, clearly namely namely listen: the audient just puts and can hear, the real-time exhibition information interaction that near-zero postpones.
2, accurate efficient retrieval: the knowledge information zero propagation is directly retrieved, and really accomplishes " namely namely reading "; Each identification point correspondence is audio file independently, avoids the phenomenon of information entanglement to occur;
3, space is drawn together magnanimity information: be close to unlimited information and include the space for you.Meanwhile, information is controlled so that information content acts freely flexibly, and the content accuracy is high.
4, reproduction circularly exhibiting: break through the restriction of sorted order.According to self-demand, all information appoints you with putting with reading.
5, support multinational languages: support the speech play of the most of languages in the whole world, realization information is borderless.
6, have individual group group concurrently: support wide area to listen to two kinds of patterns with the personal reception, easily the different needs of showing occasion of reply
7, the construction cycle is of short duration: development mode is succinct, and content update is convenient, and is extremely quick to client's demand response.
8, no matter in the whole world Anywhere remote terminal is safeguarded:, can both carry out immediate updating and maintenance, high efficient and flexible according to customer demand.
9, the sexual valence ratio that overflows: compare rather material benefit with the fund input of existing main flow display technique, maintenance cost is also very cheap, value-for-money.
10, environmental protection technique: all technicals such as electromagnetism, radiation are all by national correlation technique authentication.Hardware device adopts multiple degradation material to make, the hazardous emission of unmatchful human body and physical environment.
11, application industry is extensive: any needs carry out the field of information vocalize displaying all can be adopted.
12, technology mode is various: be not subjected to the restriction of the aspects such as type, environment, distance, external structure and content of exhibition information medium.
Description of drawings
Fig. 1 is the synoptic diagram of structure of the present invention and data stream;
Fig. 2 is picture acquisition module structure function signal of the present invention;
Fig. 3 is coordinate of the present invention---the voice correspondence arranges the structure function synoptic diagram of module;
Fig. 4 is the structure function synoptic diagram of laser image identification of the present invention, some read through model;
Fig. 5 is the structure function synoptic diagram of image pretreatment module of the present invention;
Fig. 6 is the structure function synoptic diagram that laser facula of the present invention is searched module;
Fig. 7 is the structure function synoptic diagram of hot spot coordinate Calculation module of the present invention;
Fig. 8 is coordinate of the present invention---the structure function signal of voice respective modules;
Fig. 9 is speech utterance module of the present invention;
Figure 10 is benchmark background image synoptic diagram of the present invention;
Figure 11 is hardware configuration synoptic diagram of the present invention.
Embodiment
The present invention will be further described below in conjunction with accompanying drawing, referring to accompanying drawing, the laser guide system, be arranged in the exhibition room of 80 square meters, be provided with 4 of 4 of laser pens, 4 of high-definition cameras, 1 of controller and wireless sound boxes, laser pen is small power single bundle red laser generator, and the laser identification point is accurate to 5*5CM2; 4 high-definition cameras are aimed at respectively the East, West, South, North four sides of exhibition room, and it and described controller carry out signal and control linkage; In controller, be provided with CPU, image capture module, coordinate-voice correspondence module and laser image identification point read through model are set, be provided with in addition storer, motherboard circuit and power supply; The function that its structure of described image capture module realizes is: collect the compressed encoding of each two field picture that camera transmits, and its image that is reduced to RGB three primary colours coding is processed for rear module; The function that described coordinate-voice correspondence arranges its structure realization of module is: carry out the setting of image mid point reading field and the setting of the corresponding voice of some reading field, described some reading field: if laser facula drops in this zone when receiving the set point signal of laser pen, the voice of the corresponding voice coding in this zone will be played; Described laser image identification point read through model is to search module, hot spot coordinate Calculation module, coordinate-voice respective modules and speech utterance module composition by laser start signal transmission module, image pretreatment module, laser facula, the function that structure realizes is specifically: after this module starts, obtain piece image by the image pretreatment module from described image capture module, carry out being transferred to laser facula as the benchmark background image of identifying hot spot after mean filter is processed and search module; Then initial/final state that the image pretreatment module enters wait laser; When the user opened laser switch on the laser pen, described image pretreatment module started, and obtains present image, carried out mean filter and processed and search module as pending image transmitting to laser facula; Laser facula is searched module pending image is compared with the benchmark background image, according to the laser facula feature, finds out and meets the image-region of setting beam pattern in the pending image and pass to hot spot coordinate Calculation module; Hot spot coordinate Calculation module calculates this regional center point coordinate and it is passed to coordinate-voice respective modules; Coordinate-voice respective modules judges whether this center point coordinate is in coordinate-voice correspondence the set some reading field of module is set, if then search corresponding voice, and speech waveform is delivered to the speech utterance module carry out sounding, finishes and once puts read operation; Described laser start signal is transmitted module: laser pen is when pressing laser switch, the keyboard signal that continues by 2.4G wireless transmission method synchronous transmission one tunnel is to computing machine, this keyboard signal transmission stops when unclamping laser switch, this road keyboard signal start signal is as the enabling signal of image pretreatment module, and the termination signal of keyboard signal is as the set point signal of reading; Also be provided with internal network, this internal network is communicated with described high-definition camera, controller, and with internet UNICOM, by internet and remote computer, controller UNICOM.Between described laser generator and the controller, be provided with the wireless communication device between controller and the acoustical generator.
The operation method of this laser guide system: it is characterized in that may further comprise the steps:
1) camera and laser pen are set: 4 high-definition cameras are set at the exhibition scene, and number and position that camera is set are as the criterion can obtain a clear picture of panorama that can demonstrate every showpiece of the whole audience; Laser pen is commercially available red laser pen;
2) recording audio: the audio-frequency information of each showpiece is recorded into audio file, be stored in the storer of controller;
3) formation showpiece block plan: the above-mentioned the 1st) going on foot the enterprising pedestrian worker of panorama sketch who obtains carries out subregion by actual showpiece position and size, namely mark position and the zone at each showpiece place in panorama sketch with circle or square frame, and after rescaning, to mark in the panorama sketch input control device in every showpiece position and zone, in controller, realize showpiece position in the panoramic pictures, size subregion and mark area code, be divided into out 280 subregions of size in this example, corresponding on-the-spot 280 showpieces, in controller, form showpiece position block plan, as judging the benchmark background image that to explain the showpiece position;
4) operation guide to visitors laser generator is laser pen: at first open laser pen, allow Ear Mucosa Treated by He Ne Laser Irradiation on the showpiece that will explain orally, then close laser pen;
5) commentary is sent by acoustical generator: laser pen is when pressing laser switch, the keyboard signal that continues by wireless transmission method synchronous transmission one tunnel is to computing machine, this keyboard signal transmission stops when unclamping laser switch, this road keyboard signal start signal is as the enabling signal of pickup image, and the termination signal of keyboard signal is as the set point signal of reading; After video camera obtains present image, carrying out mean filter processes as pending image, pending image is compared with the benchmark background image, according to the laser facula feature, finds out and meets the image-region of setting beam pattern in the pending image and calculate this regional center point coordinate; Judge whether this center point coordinate is in set some reading field, if then search corresponding voice document, and speech waveform is delivered to voice generators carry out sounding, finish laser guide to visitors explanation operation.
6) repeat above-mentioned 4), 5) step.
Present embodiment 3 months on probation at the scene, the announcer has just done simple training in a day, does not sometimes establish the announcer, allows visitor oneself take laser pen to see that arbitrarily receive good effect, visitor's interest increases.
Claims (5)
1. laser guide system, it is characterized in that: be provided with hand-held laser generator, high definition camera device, controller and the acoustical generator of laser pen type, laser generator arranges separately, is small power single bundle red laser generator; High definition camera device is one or several, and it and described controller carry out signal and control linkage; In controller, be provided with CPU, image capture module, coordinate-voice correspondence module and laser image identification point read through model are set, be provided with in addition storer, motherboard circuit and power supply;
The function that its structure of described image capture module realizes is: collect the compressed encoding of each two field picture that camera transmits, and its image that is reduced to RGB three primary colours coding is processed for rear module;
The function that described coordinate-voice correspondence arranges its structure realization of module is: carry out the setting of image mid point reading field and the setting of the corresponding voice of some reading field, described some reading field: if laser facula drops in this zone when receiving the set point signal of laser pen, the voice of the corresponding voice coding in this zone will be played;
Described laser image identification point read through model is to search module, hot spot coordinate Calculation module, coordinate-voice respective modules and speech utterance module composition by laser start signal transmission module, image pretreatment module, laser facula, the function that structure realizes is specifically: after this module starts, obtain piece image by the image pretreatment module from described image capture module, carry out being transferred to laser facula as the benchmark background image of identifying hot spot after mean filter is processed and search module; Then initial/final state that the image pretreatment module enters wait laser; When the user opened laser switch on the laser pen, described image pretreatment module started, and obtains present image, carried out mean filter and processed and search module as pending image transmitting to laser facula; Laser facula is searched module pending image is compared with the benchmark background image, according to the laser facula feature, finds out and meets the image-region of setting beam pattern in the pending image and pass to hot spot coordinate Calculation module; Hot spot coordinate Calculation module calculates this regional center point coordinate and it is passed to coordinate-voice respective modules; Coordinate-voice respective modules judges whether this center point coordinate is in coordinate-voice correspondence the set some reading field of module is set, if then search corresponding voice, and speech waveform is delivered to the speech utterance module carry out sounding, finishes and once puts read operation; Described laser start signal is transmitted module: laser pen is when pressing laser switch, the keyboard signal that continues by wireless transmission method synchronous transmission one tunnel is to computing machine, this keyboard signal transmission stops when unclamping laser switch, this road keyboard signal start signal is as the enabling signal of image pretreatment module, and the termination signal of keyboard signal is as the set point signal of reading.
2. laser guide system according to claim 1, it is characterized in that: also be provided with internal network, this internal network is communicated with described high-definition camera, controller, and with internet UNICOM, by internet and remote computer, controller UNICOM.
3. laser guide system according to claim 1 is characterized in that: between described laser generator and the controller, be provided with the wireless communication device between controller and the acoustical generator.
4. laser guide system according to claim 1 is characterized in that: minute sequence number setting of described laser pen, and be equipped with the earphone of corresponding sounding, carry out many people and listen to simultaneously independent or different explanations.
5. according to claim 1, described laser guide system one of in 2,3,4, it is characterized in that its operation method has following steps:
1) camera head is set: arrange one at the exhibition scene to several high definition camera devices, number and position that camera head is set are as the criterion can obtain a clear picture of panorama that can demonstrate every showpiece of the whole audience;
2) recording audio: the audio-frequency information of each showpiece is recorded into audio file, be stored in the storer of controller;
3) formation showpiece block plan: the above-mentioned the 1st) going on foot the enterprising pedestrian worker of panorama sketch who obtains carries out subregion by actual showpiece position and size, namely mark position and the zone at each showpiece place in panorama sketch with circle or square frame, and after rescaning, to mark in the panorama sketch input control device in every showpiece position and zone, in controller, realize showpiece position in the panoramic pictures, big or small subregion and mark area code, namely in controller, form showpiece position block plan, as judging the benchmark background image that to explain the showpiece position;
4) operation guide to visitors laser generator is laser: at first open laser generator, allow Ear Mucosa Treated by He Ne Laser Irradiation on the showpiece that will explain orally, then close laser generator;
5) commentary is sent by acoustical generator: laser pen is when pressing laser switch, the keyboard signal that continues by wireless transmission method synchronous transmission one tunnel is to computing machine, this keyboard signal transmission stops when unclamping laser switch, this road keyboard signal start signal is as the enabling signal of pickup image, and the termination signal of keyboard signal is as the set point signal of reading; After video camera obtains present image, carrying out mean filter processes as pending image, pending image is compared with the benchmark background image, according to the laser facula feature, finds out and meets the image-region of setting beam pattern in the pending image and calculate this regional center point coordinate; Judge whether this center point coordinate is in set some reading field, if then search corresponding voice document, and speech waveform is delivered to voice generators carry out sounding, finish laser guide to visitors explanation operation;
6) repeat above-mentioned 4), 5) step.
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| CN103500017A (en) * | 2013-09-17 | 2014-01-08 | 锐达互动科技股份有限公司 | Multi-pen recognition and tracking method for photoelectric interaction module |
| CN104050838A (en) * | 2014-07-15 | 2014-09-17 | 北京网梯科技发展有限公司 | Reading system, device and method capable of recognizing and reading common printed matter |
| CN108514510A (en) * | 2018-04-20 | 2018-09-11 | 孙自华 | Channels and collaterals body surface intelligence projection arrangement and identification method |
| CN108830361A (en) * | 2017-05-03 | 2018-11-16 | 深圳市九州传媒科技有限公司 | A kind of concealed code recognition methods, terminal and server |
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| CN103500017A (en) * | 2013-09-17 | 2014-01-08 | 锐达互动科技股份有限公司 | Multi-pen recognition and tracking method for photoelectric interaction module |
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Effective date of registration: 20160419 Address after: 100083 Beijing City, Haidian District Xueyuan Road No. 30 building, Room 601, East Patentee after: BEIJING YUXUELIN EDUCATIONAL TECHNOLOGY CO., LTD. Address before: 100083 Beijing City, Haidian District Xueyuan Road No. 30 building, Room 601, East Patentee before: Dun Libo |