CN1758715A - USB flush disc with built in laser positioning ranging camera head - Google Patents
USB flush disc with built in laser positioning ranging camera head Download PDFInfo
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- CN1758715A CN1758715A CN200510014845.7A CN200510014845A CN1758715A CN 1758715 A CN1758715 A CN 1758715A CN 200510014845 A CN200510014845 A CN 200510014845A CN 1758715 A CN1758715 A CN 1758715A
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Abstract
An USB flash memory disc with built-in laser positioning range shooting tube consists of shell, lens module, image sensing component, control switch, double-colored LED and central processor CPU, image processing module connected to central processor CPU, photoelectric transducer, A/D converter, USB connector and large capacity storage. It features that lens module and image sensing component are used to form micro shooting module.
Description
Technical field
The present invention relates to the storage device of data handling system, a kind of especially USB flash drive that has camera function.Be applicable to that professional business people takes and the storage business card.
Background technology
Have at present the USB flash drive of camera function on the market, form by eyeglass module, CMOS or ccd image sensor spare, image processing module, CPU processor, USB connector, electric power management circuit, mass storage and switch etc. mostly, as shown in Figure 3.The function that is merely able to simple realization IP Camera that has, though and have can storage picture owing to not have to locate automatically and distance measurement function causes captured effect bad, and indeterminate aspect the location in market.
Digital camera and video camera with automatic focus function, the product that a lot of maturations have also been arranged on the market, but, it is extremely inconvenient using shooting of these digital cameras or video camera and storage business card, even ultra-thin digital camera also is inconvenient to carry, can not satisfy the demand that professional business people took and stored business card, and price also is very expensive.
Summary of the invention
Technical problem to be solved by this invention is, a kind of USB flash drive of built in laser positioning ranging camera head is provided, its volume is little, can carry, can satisfy the demand that professional business people took and stored business card, under the situation that does not have LCD display and viewfinder, still can photograph clearly photo, and cost also is very cheap.
In order to solve above-mentioned technical problem to be solved, the USB flash drive of built in laser positioning ranging camera head of the present invention, comprise housing, be arranged on eyeglass module, image sensing device, control switch on the described housing, with central processor CPU and the USB connector that on circuit, is connected, mass storage with central processor CPU.Described eyeglass module and image sensing device are formed the miniature video camera module; Described central processor CPU is connected with analog-digital converter and electric power management circuit, and electric power management circuit is connected with battery and radium-shine laser head, and radium-shine laser head is connected with the eyeglass loophole, and radium-shine laser head is provided for the laser beam of locating and finding range; Described control switch is used to control the energising and the shooting of radium-shine laser head; Described analog-digital converter is connected with photoelectric sensor, and photoelectric sensor is used to receive subject laser light reflected bundle.
Described image sensing device can be a cmos image sensor spare.Described image sensing device also can be a ccd image sensor spare, is connected with the image processing module between ccd image sensor spare and the described central processor CPU.
Described central processor CPU is connected with dual-colored LED, is used to show that shooting distance is whether within the normal data scope.
Described control switch is the two-section press key switch, its first section energising that is used to control radium-shine laser head, and its second section is used for control and takes pictures.
Compared with prior art, the present invention has following beneficial effect: (one) is owing to adopt the laser positioning ranging device, can choose the central point of captured business card takes, can also carry out simultaneously optical ranging makes shooting distance reach best position, even under the situation that does not have LCD display and viewfinder, still can photograph clearly photo; (2) the present invention can be used as the use of common USB memory, and can take pictures by the camera module directly is stored on the USB storage, possesses the function that radium-shine laser pen is arranged; (3) volume of the present invention is little, can carry, and is with low cost, can satisfy the demand that professional business people took and stored business card.
Description of drawings
Fig. 1 is the front schematic view of external structure of the present invention;
Fig. 2 is the schematic rear view of external structure of the present invention;
Fig. 3 is a kind of functional-block diagram of the prior art;
Fig. 4 is a kind of functional-block diagram of the present invention;
Fig. 5 is a general flow chart of the present invention;
Fig. 6 is the startup of the present invention flow chart of taking pictures;
Fig. 7 is positioning flow figure of the present invention;
Fig. 8 is a range finding flow chart of the present invention;
Fig. 9 is the flow chart of taking pictures of the present invention;
Figure 10 is a kind of application schematic diagram of the present invention;
Figure 11 is an another kind of functional-block diagram of the present invention;
Figure 12 is one of electrical schematic diagram of the present invention;
Figure 13 is two of an electrical schematic diagram of the present invention;
Figure 14 is three of an electrical schematic diagram of the present invention;
Figure 15 is four of an electrical schematic diagram of the present invention;
Figure 16 is five of an electrical schematic diagram of the present invention;
Reference numeral:
The 1st, exposal model options button 2 is that miniature video camera module 3 is that radium-shine laser head 4 is that dual-colored LED 5 is that two-section press key switch 6 is that business card 7 is that the USB flash drive 8 of built in laser positioning ranging camera head of the present invention is a photoelectric sensor
Embodiment
Below in conjunction with drawings and Examples the present invention is elaborated.
Fig. 1 is the front schematic view of external structure of the present invention, and exposal model options button 1 of the present invention is arranged on the housing side, and miniature video camera module 2, radium-shine laser head 3 and photoelectric sensor 8 are arranged on the housing front.Little shooting module 2 is made up of eyeglass module and image sensing device.Fig. 2 is the schematic rear view of external structure of the present invention, and dual-colored LED 4 and two-section press key switch 5 are arranged on back side of shell.Dual-colored LED 4 is used to show that shooting distance is whether within the normal data scope.In the present embodiment, control switch adopts the two-section press key switch, its first section energising that is used to control radium-shine laser head, and its second section is used for control and takes pictures.
Fig. 4 is a functional-block diagram of the present invention, and what be connected with central processor CPU on circuit has USB connector, mass storage, two-section press key switch, analog-digital converter and an electric power management circuit.Electric power management circuit is connected with battery and radium-shine laser head, and radium-shine laser head is connected with the eyeglass loophole, and radium-shine laser head is provided for the laser beam of locating and finding range.The two-section press key switch is used to control the energising and the shooting of radium-shine laser head.Analog-digital converter is connected with photoelectric sensor, and photoelectric sensor is used to receive subject laser light reflected bundle.Dual-colored LED is connected with central processor CPU, is used to show that shooting distance is whether within the normal data scope.In the present embodiment, what imageing sensor adopted is cmos image sensor spare.
Workflow of the present invention is as follows:
1, workflow of the present invention is divided on the whole and is four-stage: taking pictures starts flow process, positioning flow, range finding flow process, the flow process of taking pictures, and sees Fig. 5.If the user does not temporarily need to take a picture, can use laser pen function and mass storage function.
If using camera function, 2 users at first enter the startup flow process of taking pictures, see Fig. 6, press the exposal model options button of this device side, at this moment the dual-colored LED at this device back begins to glimmer and extinguishes automatically after three seconds, show that power supply connects, the camera initialization has been finished and can have been taken pictures.
3, enter positioning flow after initialization is finished, see Fig. 7, press this device back two-section press key first section, make radium-shine laser head launch laser beam, the user can move the center of this device with the laser beam aligning shot object of wanting, and finishes positioning action like this and prepares to enter the range finding flow process.
4, in the range finding flow process, see Fig. 8, the user can move the variation that this device is observed this device back dual-colored LED simultaneously along the direction of laser beam.If red light lights the focusing range that the distance that shows between captured object and the camera too closely or has too far exceeded camera, the photo of taking very blur effect is bad.If green light lights the distance that shows between captured object and the camera just within prescribed limit, this moment shooting effect the best.
5, the arm held stationary of trying one's best is not shaken when taking pictures, see Fig. 9, press this device back two-section press key second section, radium-shine laser head extinguished automatically and began and takes pictures this moment, dual-colored LED green light at the back begins flicker, twice image information of back on the cmos image sensor of glimmering can be stored on the mass storage automatically, and so far shooting process finishes and can repeat said process and carry out next time shooting.
Because the user is when taking pictures for second section that presses two-section press key, arm has certain shake, so can directly influence the effect of taking pictures, and makes fuzzy pictures.Install time-delay additional at this and go the method for shaking: when the user presses second section of two-section press key and advances, the dual-colored LED green light at the back wherein certain interval of time that begins to glimmer twice, the orientation and the stability aligning object that make the user adjust arm are fully if having time taken, thereby obtain more satisfactory shooting effect.
Figure 12 to Figure 16 is the part of electrical schematic diagram of the present invention, and they have constituted electrical schematic diagram of the present invention together.
Location of the present invention and range finding implementation method are as follows:
When the user begins to take pictures, at first, make radium-shine laser head launch the laser beam of location by the button of lower back portion, the user can move this device, allows laser beam be positioned on the central point of the shot object of wanting, and finishes positioning function.The user can observe the emitting led mensuration of carrying out shooting distance of red and green color at this device back then, and shooting distance surpasses prescribed limit if red light lights explanation, and the photo of taking Hou can be very fuzzy, and suggestion had better not be taken pictures.If green light lights the explanation shooting distance within prescribed limit, shooting effect is good, finishes distance measurement function thereby can take.See Figure 10.
Range measurement principle of the present invention is as follows:
First kind of implementation method: when radium-shine laser beam is beaten at body surface, can form a bright spot.This bright spot is because the reflection of radium-shine laser is formed, and at this moment the top photoelectric sensor of this device light signal that this can be reflected converts voltage signal (analog signal just) to.Light intensity is strong more, and the value that converts voltage signal to is just big more.This analog signal is transferred to central processing unit after can transforming into digital signal by analog-digital converter (A/D converter), central processing unit compares these data and normal data scope then, if greater than or less than the normal data scope, central processing unit can send instruction makes the red light of dual-colored LED at this device back light the focusing range that the distance that shows between captured object and the camera too closely or has too far exceeded camera, and the photo of taking very blur effect is bad.If these data are within the normal data scope, central processing unit can send distance that instruction makes the green light of dual-colored LED at this device back light to show between captured object and the camera just within prescribed limit, at this moment shooting effect the best.Above-mentioned normal data scope is meant, in the process of this device of research and development, with the distance between camera lens and the object that is taken through repeatedly adjustment with take a data scope that is drawn under the prerequisite of test.This is an empirical data that is drawn by experiment, described those skilled in the art are easy to obtain, promptly repeatedly take pictures at different shooting distances, with the unclear eliminating of picture, the shooting distance of knowing picture is added up, known that minimum shooting distance and the scope between the maximum shooting distance in the picture promptly is the normal data scope.
Second kind of implementation method: when the user presses first section of this device back two-section press key, when making radium-shine laser head launch laser beam, central processing unit just picks up counting.When radium-shine laser beam is beaten at body surface, can form a bright spot.This bright spot is because the reflection of radium-shine laser is formed, and at this moment the light signal that this can be reflected of the photoelectric sensor above this device converts voltage pulse signal to, timing end when this pulse signal is received by central processing unit.Central processing unit meeting basis: the formula of distance=time X speed calculates the distance between captured object and the camera.Central processing unit compares these data and normal data scope then, if greater than or less than the normal data scope, central processing unit can send instruction makes the red light of dual-colored LED at this device back light the focusing range that the distance that shows between captured object and the camera too closely or has too far exceeded camera, and the photo of taking very blur effect is bad.If these data are within the normal data scope, central processing unit can send distance that instruction makes the green light of dual-colored LED at this device back light to show between captured object and the camera just within prescribed limit, at this moment shooting effect the best.
The arm held stationary of trying one's best is not shaken when taking pictures, press this device back two-section press key second section, central processing unit can send to instruct and make radium-shine laser head extinguish automatically this moment, dual-colored LED green light at the back begins flicker, twice image information of back on the cmos image sensor of glimmering can be stored on the mass storage automatically, and so far shooting process finishes and can repeat said process and carry out next time shooting.
It should be noted that since the user when taking pictures for second section that presses two-section press key, arm has certain shake, so can directly influence the effect of taking pictures, and makes fuzzy pictures.Install time-delay additional at this and go the method for shaking: when the user presses second section of this device back two-section press key, central processing unit can pick up counting automatically, the dual-colored LED green light at back of working together therewith begins flicker once, the dual-colored LED green light one time twice flicker meeting certain interval of time (configuring during this period of time) that glimmer again when timing finishes, the orientation and the stability aligning object that make the user adjust arm are fully if having time taken, thereby obtain more satisfactory shooting effect.
The present invention can be used as common radium-shine laser pen and use, and can be used as common mass storage and use, and also can take pictures and photo directly is stored in the middle of the mass storage by the minisize pick-up head module.
When the radium-shine laser pen, only need press the two-part switch at back of the present invention, at this moment battery to radium-shine laser head continued power, makes the function of the radium-shine laser pen of the luminous realization of radium-shine laser head by electric power management circuit.When using mass storage, only this device and PC need be linked by USB connector, at this moment PC can be discerned this device automatically, and by USB connector mass storage is carried out read-write motion with the interior central processing unit of this device.
When taking pictures by the minisize pick-up head module, the exposal model options button of at first pressing this device fuselage side also is the start key, at this moment the power supply of central processing unit is switched on and sends instruction and makes that the green light of dual-colored LED at this device back begins to glimmer, automatically extinguish after three seconds, the power supply that shows complete machine is connected, and minisize pick-up head module and central processing unit initialization have been finished and can have been taken pictures.Next the user can press first section of this device back two-section press key, makes radium-shine laser head launch laser beam, and the user can move this device laser beam is aimed at the center of the shot object of wanting, and finishes the positioning action preparation like this and enters the range finding flow process.The user still moves this device according to first section direction along laser beam of back two-section press key, observes the variation of this device back dual-colored LED simultaneously.If red light lights the focusing range that the distance that shows between captured object and the camera too closely or has too far exceeded camera, the photo of taking very blur effect is bad.If green light lights the distance that shows between captured object and the camera just within prescribed limit, this moment shooting effect the best.
Imageing sensor of the present invention can also adopt ccd image sensor spare, as shown in figure 11.When adopting ccd image sensor spare, need between ccd image sensor spare and central processor CPU, increase an image processing module.Because cmos image sensor spare built-in chip type has the image processing module, when adopting cmos image sensor spare, then need not increase the image processing module in chip exterior; And there is not the image processing module in the ccd image sensor spare chip.
Circuit among the present invention can adopt following model:
Cmos image sensor: VC6602;
Analog-digital converter: AD7705;
Central processor CPU: STV0684;
Mass storage: K9F1G08U0A-PCB0;
Electric power management circuit: XC6206P332/182MR;
Photoelectric sensor: common photodiode gets final product;
Radium-shine laser head: common industrial laser head.
Claims (5)
1, a kind of USB flash drive of built in laser positioning ranging camera head, comprise housing, be arranged on eyeglass module, image sensing device, control switch on the described housing, with central processor CPU and the USB connector that on circuit, is connected, mass storage with central processor CPU, it is characterized in that described eyeglass module and image sensing device are formed the miniature video camera module; Described central processor CPU is connected with analog-digital converter and electric power management circuit, and electric power management circuit is connected with battery and radium-shine laser head, and radium-shine laser head is connected with the eyeglass loophole, and radium-shine laser head is provided for the laser beam of locating and finding range; Described control switch is used to control energising, outage and the shooting of radium-shine laser head; Described analog-digital converter is connected with photoelectric sensor, and photoelectric sensor is used to receive subject laser light reflected bundle.
2, the USB flash drive of a kind of built in laser positioning ranging camera head according to claim 1 is characterized in that, described image sensing device is a cmos image sensor spare.
3, the USB flash drive of a kind of built in laser positioning ranging camera head according to claim 1, it is characterized in that, described image sensing device is a ccd image sensor spare, is connected with the image processing module between ccd image sensor spare and the described central processor CPU.
4, the USB flash drive of a kind of built in laser positioning ranging camera head according to claim 1 is characterized in that, described central processor CPU is connected with dual-colored LED, is used to show that shooting distance is whether within the normal data scope.
5, the USB flash drive of a kind of built in laser positioning ranging camera head according to claim 1 is characterized in that, described control switch is the two-section press key switch, its first section energising that is used to control radium-shine laser head, and its second section is used for control and takes pictures.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100148457A CN100364315C (en) | 2005-08-24 | 2005-08-24 | USB flush disc with built in laser positioning ranging camera head |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2005100148457A CN100364315C (en) | 2005-08-24 | 2005-08-24 | USB flush disc with built in laser positioning ranging camera head |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1758715A true CN1758715A (en) | 2006-04-12 |
| CN100364315C CN100364315C (en) | 2008-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2005100148457A Expired - Fee Related CN100364315C (en) | 2005-08-24 | 2005-08-24 | USB flush disc with built in laser positioning ranging camera head |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN100364315C (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469253A (en) * | 2010-11-16 | 2012-05-23 | 华晶科技股份有限公司 | Image shooting device and exposure time adjusting method thereof |
| CN103384308A (en) * | 2013-07-01 | 2013-11-06 | 浙江铭众生物医学创业投资有限公司 | Helmet-type shooting device based on laser calibration |
| CN106037113A (en) * | 2016-07-22 | 2016-10-26 | 佛山市威格特电气设备有限公司 | Safety helmet for on-site real-time video transmission |
| CN109223303A (en) * | 2018-10-18 | 2019-01-18 | 杭州市余杭区第五人民医院 | Full-automatic wound shooting assessment safety goggles and measurement method |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5530512A (en) * | 1994-10-31 | 1996-06-25 | Eastman Kodak Company | Autofocus camera |
| CN2347190Y (en) * | 1998-09-04 | 1999-11-03 | 欧普康光电(厦门)有限公司 | Laser viewfinding camera |
| CN1289919C (en) * | 2000-08-25 | 2006-12-13 | 莱卡地球系统公开股份有限公司 | Method and device for measuring distances |
| CN1448728A (en) * | 2002-03-29 | 2003-10-15 | 蔡成 | Laser range finding method and apparatus |
| JP2004205222A (en) * | 2002-12-20 | 2004-07-22 | Matsushita Electric Works Ltd | Distance measuring apparatus |
| TWI223542B (en) * | 2003-06-09 | 2004-11-01 | Primax Electronics Ltd | Image capturing apparatus with a laser-framing viewfinder |
| CN100507810C (en) * | 2003-10-24 | 2009-07-01 | 北京中星微电子有限公司 | Movable storage device capable of taking picture of name card |
-
2005
- 2005-08-24 CN CNB2005100148457A patent/CN100364315C/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102469253A (en) * | 2010-11-16 | 2012-05-23 | 华晶科技股份有限公司 | Image shooting device and exposure time adjusting method thereof |
| CN103384308A (en) * | 2013-07-01 | 2013-11-06 | 浙江铭众生物医学创业投资有限公司 | Helmet-type shooting device based on laser calibration |
| CN106037113A (en) * | 2016-07-22 | 2016-10-26 | 佛山市威格特电气设备有限公司 | Safety helmet for on-site real-time video transmission |
| CN109223303A (en) * | 2018-10-18 | 2019-01-18 | 杭州市余杭区第五人民医院 | Full-automatic wound shooting assessment safety goggles and measurement method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100364315C (en) | 2008-01-23 |
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Granted publication date: 20080123 Termination date: 20100824 |