CN102313514A - Detection device - Google Patents
Detection device Download PDFInfo
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- CN102313514A CN102313514A CN2010102207107A CN201010220710A CN102313514A CN 102313514 A CN102313514 A CN 102313514A CN 2010102207107 A CN2010102207107 A CN 2010102207107A CN 201010220710 A CN201010220710 A CN 201010220710A CN 102313514 A CN102313514 A CN 102313514A
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Abstract
The invention discloses a detection device, which comprises an image capture element, a control signal generator and a processor. The image capture element is used for capturing optical signals and outputting image signals. The control signal generator is used for producing a control signal. The processor is used for responding to the control signal and selectively converting the image signals into object characteristics or image characteristics. The operating mode of the detection device can be changed properly so as to achieve the effects of reducing the number of transmission data and processing complex image data.
Description
Technical field
The present invention relates to a kind of pick-up unit, but a kind of pick-up unit of automatic switchover mode particularly.
Background technology
Along with the continuous evolution of image processing science and technology, the image capture element is also applied on the various devices.Such as the image capture element can apply to digital camera, digital camera etc., with pick-up image, and with this image of digital form storage.
In addition, the image capture element also can be used as the pick-up unit on the interaction systems.Interaction systems can carry out image identification according to image capture element institute picked image, to detect user's behavior.Therefore, interaction systems can be by the result of image identification, with user's the behavior signal as input, so that the user can be controlled for this interaction systems.
The image capture element is the dynamic image data of fechtable also.That is to say that the image capture element is every at a distance from one period sample time, promptly captures a signal of video signal.These signal of video signal according to temporal series arrangement, promptly can be obtained a dynamic image signal.
Because the corresponding image data amount of dynamic image signal institute is very huge, if will this image data be transmitted, not only need very big transmitting bandwidth, more can expend considerable electric power.Therefore, known technology has proposed a kind of technology of data compression.This kind technology is capturing some eigenwerts in the image data, and only transmits these eigenwerts.And receiving end can carry out the reduction of image to these eigenwerts when receiving these eigenwerts, and captures information specific.
Yet known technology is only applicable to the simple image of image information.If in the time of need running into the comparatively complicated image of complicated image information, such as the image of two-dimensional bar code just can't carry out the reduction of image through these eigenwerts.
Summary of the invention
In view of above problem, the present invention proposes a kind of pick-up unit, to have the function of low amount of transmitting data and detection of complex image simultaneously.
Pick-up unit proposed by the invention comprises image capture element, control-signals generator and processor.
The image capture element is in order to the acquisition light signal, and output image signal.Control-signals generator is in order to produce a control signal.Processor is in response to control signal, and processor selection property ground converts signal of video signal to object characteristic or image feature.
Wherein, object is characterized as the parameter of image object in the signal of video signal.This parameter is the coordinate figure of image object, the area value of image object, the length and width ratio of image object, the direction value of image object, color-values or the object number of vertex of image object or the above-mentioned combination of image object.
Image feature then is the bidimensional image data that grey-tone image data or process image are strengthened processing and binaryzation image data etc.
The present invention proposes a kind of pick-up unit in addition, comprises camera lens, image capture element, control-signals generator, processor and signal transmission elements.
Camera lens is with so that a light signal passes through camera lens.The image capture element is in order to the acquisition light signal and export a signal of video signal.Control-signals generator is in order to produce a control signal.Processor is responded a control signal, optionally converts signal of video signal to object characteristic or image feature.Signal transmission elements is in order to transmit object characteristic or image feature.
Pick-up unit proposed by the invention can optionally convert object characteristic or image feature into according to control signal.Therefore, this pick-up unit, conversion operations mode suitably is with lowering the effect that transmits data volume and dealing with complicated image data.
Description of drawings
Fig. 1 is the square Organization Chart of the first embodiment of the present invention;
Fig. 2 is the square Organization Chart of the second embodiment of the present invention;
Fig. 3 is the square Organization Chart of the third embodiment of the present invention;
Fig. 4 is the square Organization Chart of the fourth embodiment of the present invention;
Fig. 5 is the square Organization Chart of the fifth embodiment of the present invention;
Fig. 6 is the square Organization Chart of the sixth embodiment of the present invention; And
Fig. 7 is the square Organization Chart of the seventh embodiment of the present invention.
Wherein, Reference numeral
10 pick-up units, 20 image capture elements
30 control-signals generator, 40 processors
50 signal transmission elements, 61 gravity sensors
62 buttons, 63 signal receiving elements
64 image identification modules, 70 zoom lens
Embodiment
Below in embodiment further explain detailed features of the present invention and advantage; Its content is enough to make any those skilled in the art to understand technology contents of the present invention and implements according to this; And according to the disclosed content of this instructions, claim and accompanying drawing, any those skilled in the art can understand purpose and the advantage that the present invention is correlated with easily.
Please, be the square Organization Chart of the first embodiment of the present invention with reference to Fig. 1.Pick-up unit 10 comprises image capture element 20, control-signals generator 30 and processor 40.
Control-signals generator 30 is in order to produce a control signal, and this control signal promptly can be used to change the operator scheme of pick-up unit 10.
Object characteristic system is at least one parameter of image object in the signal of video signal.This image object can be the figure with geometry in particular, such as circle, rectangle or polygon etc.Parameter is object number of vertex wherein a kind of of color-values or image object of direction value, the image object of radius, the image object of length of side length and width ratio, the image object of area value, the image object of apex coordinate value or centre coordinate value, the image object of image object, or the combination of above-mentioned parameter.For example,, when carrying out the computing of displacement, just only need acquisition object characteristic,, can calculate the distance that image capture element 20 moves such as the coordinate that is light source center when image capture element 20 detects a pointolite.
Image feature is the image data of two-dimensional array formula, such as grey-tone image data or process image are strengthened the image data of processing and binaryzation.Image feature can be carried out comparatively complex processing, such as during image capture element 20 acquisition two-dimensional bar codes, the pairing image of two-dimensional bar code can be converted into the binaryzation or the image data of GTG, so that two-dimensional bar code can success by identification.
This pick-up unit 10 can optionally convert image data into object characteristic or image feature according to different situations, to transmit the effect of data volume and dealing with complicated image data with attenuating.
Please, be the square Organization Chart of the second embodiment of the present invention with reference to Fig. 2.Pick-up unit 10 comprises image capture element 20, control-signals generator 30, processor 40 and signal transmission elements 50.
Please, be the square Organization Chart of the third embodiment of the present invention with reference to Fig. 3.Pick-up unit 10 comprises image capture element 20, control-signals generator 30, processor 40 and gravity sensor (G-Sensor) 61.
For example, when the user need control pick-up unit 10 and reads a two-dimensional bar code, can pick-up unit 10 be aimed at two-dimensional bar codes usually, just pick-up unit 10 changeed downwards.At this moment, gravity sensor 61 can detect physical quantity to be changed, and this information is sent to control-signals generator 30.Control-signals generator 30 promptly produces control signal, so that processor 40 converts signal of video signal to image feature.And when user's normal running pick-up unit 10, such as when making pick-up unit 10 maintenance levels, gravity sensor 61 can be sent to control-signals generator 30 with this information.Control-signals generator 30 promptly produces control signal, so that processor 40 converts signal of video signal to the object characteristic.
Please, be the square Organization Chart of the fourth embodiment of the present invention with reference to Fig. 4.Pick-up unit 10 comprises image capture element 20, control-signals generator 30, processor 40 and button 62.
Button 62 is electrically connected to control-signals generator 30.The user can pass through button 62, represents first state or the control signal of second state to control control-signals generator 30, to produce.40 of processors convert signal of video signal to object characteristic or image feature according to control signal.For example, when button 62 was pressed, processor 40 converted signal of video signal to the object characteristic.And when button 62 was not pressed, processor 40 converted signal of video signal to image feature.
Please, be the square Organization Chart of the fifth embodiment of the present invention with reference to Fig. 5.Pick-up unit 10 comprises image capture element 20, control-signals generator 30, processor 40 and signal receiving element 63.
Please, be the square Organization Chart of the sixth embodiment of the present invention with reference to Fig. 6.Pick-up unit 10 comprises image capture element 20, control-signals generator 30, processor 40 and image identification module 64.
Image identification module 64 is electrically connected to image capture element 20 and control-signals generator 30.Image identification module 64 is in order to 20 picked image signals of identification image capture element and export an identification result to control-signals generator 30.Control-signals generator 30 according to identification result to produce control signal.In more detail, image identification module 64 can be calculated the entropy (entropy) of signal of video signal, and according to the height of entropy, produces control signal.40 of processors convert signal of video signal to object characteristic or image feature according to control signal.
Generally speaking, the signal of video signal that entropy is high more represents its image comparatively complicated, therefore need convert signal of video signal to image feature.And the low more signal of video signal of entropy represents its image comparatively simple, therefore need convert signal of video signal to the object characteristic.
Please, be the square Organization Chart of the seventh embodiment of the present invention with reference to Fig. 7.Pick-up unit 10 comprises image capture element 20, control-signals generator 30, processor 40 and zoom lens 70.
In this embodiment, zoom lens 70 disposes an infrared ray filter.Zoom lens 70 can be in order to the acquisition infrared signal.
Comprehensive the above; Pick-up unit proposed by the invention; Can come automatically to judge and optionally to convert image data into object characteristic or image feature according to the mode of user operation, whether button is pressed, host computer provides signal or the complexity of image.Therefore, this pick-up unit, conversion operations mode suitably is with lowering the effect that transmits data volume and dealing with complicated image data.
Certainly; The present invention also can have other various embodiments; Under the situation that does not deviate from spirit of the present invention and essence thereof; Those of ordinary skill in the art can make various corresponding changes and distortion according to the present invention, but these corresponding changes and distortion all should belong to the protection domain of the appended claim of the present invention.
Claims (23)
1. a pick-up unit is characterized in that, comprising:
One image capture element in order to capturing a light signal, and is exported a signal of video signal;
One control-signals generator, this control-signals generator is in order to produce a control signal; And
One processor is responded this control signal, optionally converts this signal of video signal to an object characteristic or an image feature.
2. pick-up unit according to claim 1 is characterized in that, this object is characterized as at least one parameter of at least one image object in this signal of video signal.
3. pick-up unit according to claim 2; It is characterized in that this parameter is one or more the combination among the object number of vertex of a color-values or this image object of a direction value, this image object of a length and width ratio, this image object of an area value, this image object of a coordinate figure, this image object of this image object.
4. pick-up unit according to claim 1 is characterized in that, this image feature is grey-tone image data.
5. pick-up unit according to claim 1 is characterized in that, this image feature is a binaryzation image data.
6. pick-up unit according to claim 1 is characterized in that, more comprises a signal transmission elements, in order to transmit this object characteristic or this image feature.
7. pick-up unit according to claim 6 is characterized in that this signal transmission elements is compatible to the Bluetooth transmission specification.
8. pick-up unit according to claim 1; It is characterized in that; More comprise a gravity sensor, this gravity sensor is electrically connected to this control-signals generator, this control-signals generator according to a sensing result of this gravity sensor to produce this control signal.
9. pick-up unit according to claim 1 is characterized in that, more comprises a button, and this button is electrically connected to this control-signals generator, this control-signals generator according to a state of this button to produce this control signal.
10. pick-up unit according to claim 1; It is characterized in that, more comprise a signal receiving element, select signal in order to receive one; This signal receiving element is connected to this control-signals generator, this control-signals generator according to this selection signal to produce this control signal.
11. pick-up unit according to claim 1; It is characterized in that; More comprise an image identification module; This image identification module is electrically connected to this control-signals generator, and this image identification module is in order to this signal of video signal of identification and export an identification result to this control-signals generator, this control-signals generator according to this identification result to produce this control signal.
12. pick-up unit according to claim 1; It is characterized in that; More comprise a zoom lens, this light signal is captured by this image capture element through behind this zoom lens; Wherein when this processor converted this signal of video signal to this image feature, this processor was adjusted a focal length of this zoom lens automatically.
13. pick-up unit according to claim 12 is characterized in that, this zoom lens disposes an infrared ray filter.
14. a pick-up unit is characterized in that, comprising:
One camera lens is used so that a light signal passes through this camera lens;
One image capture element in order to capturing this light signal, and is exported a signal of video signal;
One control-signals generator, this control-signals generator is in order to produce a control signal;
One processor is responded this control signal, optionally converts this signal of video signal to an object characteristic or an image feature; And
One signal transmission elements is in order to transmit this object characteristic or this image feature.
15. pick-up unit according to claim 14; It is characterized in that; More comprise a gravity sensor, this gravity sensor is electrically connected to this control-signals generator, this control-signals generator according to a sensing result of this gravity sensor to produce this control signal.
16. pick-up unit according to claim 14 is characterized in that, more comprises a button, this button is electrically connected to this control-signals generator, this control-signals generator according to a state of this button to produce this control signal.
17. pick-up unit according to claim 14; It is characterized in that, more comprise a signal receiving element, select signal in order to receive one; This signal receiving element is connected to this control-signals generator, this control-signals generator according to this selection signal to produce this control signal.
18. pick-up unit according to claim 14; It is characterized in that; More comprise an image identification module; This image identification module is electrically connected to this control-signals generator, and this image identification module is in order to this signal of video signal of identification and export an identification result to this control-signals generator, this control-signals generator according to this identification result to produce this control signal.
19. pick-up unit according to claim 14 is characterized in that, this object is characterized as at least one parameter of at least one image object in this signal of video signal.
20. pick-up unit according to claim 19; It is characterized in that this parameter is one or more the combination among the object number of vertex of a color-values or this image object of a direction value, this image object of a length and width ratio, this image object of an area value, this image object of a coordinate figure, this image object of this image object.
21. pick-up unit according to claim 14 is characterized in that, this image feature is grey-tone image data or binaryzation image data.
22. pick-up unit according to claim 14 is characterized in that, this camera lens is a zoom lens, and when this control signal was one second pattern, this processor was adjusted a focal length of this zoom lens automatically.
23. pick-up unit according to claim 14 is characterized in that, this image capture element, this processor and this signal transmission elements are positioned at same chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010220710 CN102313514B (en) | 2010-07-02 | 2010-07-02 | Detection device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010220710 CN102313514B (en) | 2010-07-02 | 2010-07-02 | Detection device |
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| Publication Number | Publication Date |
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| CN102313514A true CN102313514A (en) | 2012-01-11 |
| CN102313514B CN102313514B (en) | 2013-07-10 |
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| CN 201010220710 Active CN102313514B (en) | 2010-07-02 | 2010-07-02 | Detection device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102831375A (en) * | 2012-04-17 | 2012-12-19 | 章云芳 | Image signal processor with two-dimensional code identification and two-dimensional code identification method |
| CN108257315A (en) * | 2016-12-28 | 2018-07-06 | 财团法人工业技术研究院 | Logistics station and logistics consignment method |
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| TW241354B (en) * | 1993-06-01 | 1995-02-21 | Metamedia Corp | 2D bar code scanner/decoders |
| CN1332840A (en) * | 1998-12-03 | 2002-01-23 | 株式会社科浪 | Information reader |
| CN101504716A (en) * | 2009-03-13 | 2009-08-12 | 重庆大学 | QR two-dimension bar code recognition method and system based on field programmable gate array |
| CN201434842Y (en) * | 2009-05-27 | 2010-03-31 | 华南理工大学 | Chip appearance defect automatic detection device |
| CN101750018A (en) * | 2008-11-28 | 2010-06-23 | 北京航空航天大学 | Non-contact real-time displacement measuring method and device in bending deformation process of work piece |
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Patent Citations (5)
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| TW241354B (en) * | 1993-06-01 | 1995-02-21 | Metamedia Corp | 2D bar code scanner/decoders |
| CN1332840A (en) * | 1998-12-03 | 2002-01-23 | 株式会社科浪 | Information reader |
| CN101750018A (en) * | 2008-11-28 | 2010-06-23 | 北京航空航天大学 | Non-contact real-time displacement measuring method and device in bending deformation process of work piece |
| CN101504716A (en) * | 2009-03-13 | 2009-08-12 | 重庆大学 | QR two-dimension bar code recognition method and system based on field programmable gate array |
| CN201434842Y (en) * | 2009-05-27 | 2010-03-31 | 华南理工大学 | Chip appearance defect automatic detection device |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102831375A (en) * | 2012-04-17 | 2012-12-19 | 章云芳 | Image signal processor with two-dimensional code identification and two-dimensional code identification method |
| CN102831375B (en) * | 2012-04-17 | 2014-12-24 | 深圳市至高通信技术发展有限公司 | Image signal processor with two-dimensional code identification and two-dimensional code identification method |
| CN108257315A (en) * | 2016-12-28 | 2018-07-06 | 财团法人工业技术研究院 | Logistics station and logistics consignment method |
| US10755223B2 (en) | 2016-12-28 | 2020-08-25 | Industrial Technology Research Institute | Logistic station and method for logistic |
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