CN101415058B - Scanning device and method - Google Patents
Scanning device and method Download PDFInfo
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- CN101415058B CN101415058B CN2007100472337A CN200710047233A CN101415058B CN 101415058 B CN101415058 B CN 101415058B CN 2007100472337 A CN2007100472337 A CN 2007100472337A CN 200710047233 A CN200710047233 A CN 200710047233A CN 101415058 B CN101415058 B CN 101415058B
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Abstract
The invention discloses a scanning device and a scanning method. The scanning device comprises a scanning platform and a bare engine. The scanning platform is used for loading an object and is provided with scanning origins. The bare engine comprises a loading seat, a detecting element and an image capturing component. The detecting element is arranged on the loading seat; when the bare engine is positioned at detecting position, the detecting element is positioned at the position corresponding to the scanning origins and is used for detecting the object. The image capturing component is arranged in the loading seat and used for capturing the image of the object.
Description
Technical field
The present invention relates to a kind of scanning means and scan method, and be particularly related to a kind of object whether the align scanning means and scan method of scan origin detected.
Background technology
Please refer to Fig. 1, it shows the schematic diagram of conventional scanner.Scanning means 100 comprises scanning platform 110 and ray machine 130.Object 190 is placed on the scanning platform 110.
Scanning means 100 comprises the first detecting part 120 and the second detecting part 140.The first detecting part 120 and the second detecting part 140 are in order to judge object 190 sizes.Please refer to Fig. 2 A, the first detecting part of its displayed map 1 and the schematic diagram of the second detecting part.The first detecting part 120 is provided with corresponding to scope A1 (for example being the A4 size).The second detecting part 140 is provided with corresponding to scope A2 (for example being the Letter size).
Please be simultaneously with reference to Fig. 2 B and 2C, its display object is placed on the schematic diagram on the scanning platform of Fig. 1.Object 190 is identical with shape and the size of scope A1.Shown in Fig. 2 B, when object 190 alignment initial point 110 ', the first detecting part 120 detects object 190, and scanning means 100 to be handling the mode sweep object 190 of A4 size file, and ray machine 130 is the complete image of fechtable object 190.
Shown in Fig. 2 C, when object 190 placement location deviation from origin 110 ', the second detecting part 140 detects object 190, and scanning means 100 is to handle the mode sweep object 190 of Letter size file.So, will cause ray machine 130 can't capture the complete image of object 190.
From the above, when object 190 placement locations have deviation, will cause the situation of pick-up image scope mistake, cause user's inconvenience greatly.
Summary of the invention
The present invention relates to a kind of scanning means and scan method, its detection element detecting object by corresponding scan origin scan origin of whether aliging is to capture the image of this objects intact.
According to an aspect of the present invention, a kind of scanning means is proposed.Scanning means comprises scanning platform and ray machine.Scanning platform is in order to the carrying object and have scan origin.Ray machine comprises load bearing seat, detection element and image-pickup assembly.Detection element is arranged on the load bearing seat, and when ray machine was positioned at the detecting position, detection element was positioned at the position of corresponding scan origin in order to the detecting object.Image-pickup assembly is arranged in the load bearing seat, and in order to capture the image of object.
According to another aspect of the invention, propose a kind of scan method and be used for scanning means.Scan method may further comprise the steps.Be positioned at detection element detecting object on the ray machine of the scanning means scan origin of whether aliging.If detect the unjustified scan origin of object, then send error message.If detect object alignment scan origin, then capture the image of object.
For foregoing of the present invention can be become apparent, preferred embodiment cited below particularly, and in conjunction with the accompanying drawings, do following detailed description.
Description of drawings
Fig. 1 shows the schematic diagram of conventional scanner.
The first detecting part of Fig. 2 A displayed map 1 and the second detecting part are judged the schematic diagram of object size.
Fig. 2 B and 2C display object are placed on the schematic diagram on the scanning platform of Fig. 1.
Fig. 3 A shows the schematic diagram according to the scanning means of the present invention's first preferred embodiment.
The schematic diagram of the ray machine of Fig. 3 B displayed map 3A.
Fig. 4 A shows the flow chart according to the scan method of first embodiment of the invention.
The calcspar of the scanning means of Fig. 4 B displayed map 3A.
Fig. 5 A shows the schematic diagram according to the scanning means of the present invention's second preferred embodiment.
The schematic diagram of the ray machine of Fig. 5 B displayed map 5A.
Fig. 6 shows the flow chart according to the scan method of second embodiment of the invention.
Embodiment
First embodiment
Please refer to Fig. 3 A and 3B, Fig. 3 A shows the schematic diagram according to the scanning means of the present invention's first preferred embodiment, the schematic diagram of the ray machine of Fig. 3 B displayed map 3A.As shown in Figure 3A, scanning means 200 is a plat form type scanning apparatus, and it comprises scanning platform 210 and ray machine 230.Scanning platform 210 is in order to carrying object 250 and have scan origin 210 '.Shown in Fig. 3 B, ray machine 230 comprises load bearing seat 231, detection element 233 and image-pickup assembly (not shown).Detection element 233 is arranged on the load bearing seat 231.As shown in Figure 3A, when ray machine 230 is positioned at detecting during the position, the position that detection element 233 is positioned at corresponding scan origin 210 ' is in order to detecting object 250 scan origin 210 ' of whether aliging.Image-pickup assembly is arranged in the load bearing seat 231 and captures the image of objects 250 by image capture window 235.Scanning means 200 was judged object 250 scan origin 210 ' of whether aliging with detection element 233 before sweep object 250.Whereby, can avoid the position deviation of object 250 placements, also can avoid the situation of pick-up image scope mistake.
Please be simultaneously with reference to Fig. 3 A and 4A, Fig. 4 A shows the flow chart according to the scan method of first embodiment of the invention.In step 301, at first object 250 is placed on the scanning platform 210.
Then, in step 302, be positioned at detection element 233 detecting objects 250 on the ray machine 230 scan origin 210 ' of whether aliging.If detect object 250 unjustified scan origin 210 ', then execution in step 303a; If detect object alignd scan origin 210 ', then execution in step 303b.
Please refer to Fig. 4 B, the calcspar of the scanning means of its displayed map 3A.Scanning means 200 also comprises display unit 220 and processing unit 240.In step 303a, processing unit 240 control display units 220 show error message, to inform the user.Owing to detect object 250 and unjustified scan origin 210 ', so image-pickup assembly can't capture the image of object 250.Therefore after step 303a, return step 301.Object 250 is reapposed.
Shown in Fig. 3 B, ray machine 230 also comprises size detecting part 281,282,283 in addition.Size detecting part 281,282,283 is arranged on the load bearing seat 231, and the corresponding antiquarian in position of size detecting part 281,282,283 for example is A4, Letter and B4, specific distance setting separately.
In step 303b, ray machine 230 is by the size of size detecting part 281,282 and 283 detecting objects 250.Follow mobile ray machine 230 and object 250 one of them image with acquisition object 250, present embodiment is done explanation with mobile ray machine 230.Processing unit 240 is according to the result of size detecting part 281,282,283 detectings, and the distance that control ray machine 230 moves on the D of scanning direction is so that image-pickup assembly intactly captures the image of object 250.
In addition, because detection element 233 and size detecting part 281,282,283 are positioned on the ray machine 230, in the process of image-pickup assembly pick-up image, detection element 233 and size are detected part 281,282,283 and the same moved further of image-pickup assembly.Therefore, detection element 233 and size detecting part 281,282,283 can't block image capture window 235, also can not influence the image of image-pickup assembly acquisition object 250.
From the above, the scanning means 200 of first embodiment of the invention is before sweep object 250, with detection element 233 detecting objects 250 scan origin 210 ' of whether aliging earlier.Therefore can not judge the size of object 250 by accident, also can avoid ray machine 230 can't intactly capture the awkward situation of the image of object 250.
Second embodiment
Please refer to Fig. 5 A and 5B, Fig. 5 A shows the schematic diagram according to the scanning means of the present invention's second preferred embodiment, the schematic diagram of the ray machine of Fig. 5 B displayed map 5A.Ray machine 230 differences of the ray machine 430 of present embodiment scanning means 400 and first embodiment are that detection element 433 comprises two detecting parts (the first detecting part 435 and the second detecting part 437), and all the other something in common no longer repeat.The first detecting part 435 is provided with along first axle y, and the second detecting part 437 is provided with along the second axis x.It is vertical that first axle y and the second axis x are essentially, and first axle y is parallel to one side of scanning platform 210 in fact.Ray machine 430 is before scanning, with the first detecting part 435 and the second detecting part 437 detecting objects 250 scan origin 210 ' of whether aliging.Whereby, can avoid object 250 placement location deviations, also can avoid the situation of pick-up image scope mistake.
Please refer to Fig. 6, it shows the flow chart according to the scan method of second embodiment of the invention.
In step 502, be arranged in detection element 433 detecting objects 250 on the ray machine 430 of scanning means 400 scan origin 210 ' of whether aliging, whether first axle y and second axis x at the edge of detection element 433 detecting objects 250 if aliging.In detail, ray machine 430 is with a side of the first detecting part 435 detecting objects 250 first axle y that whether aligns, and with another sides of the second detecting part, 437 detecting objects 250, the second axis x that whether aligns.If the unjustified first axle y in edge of object 250, or the unjustified second axis x, then execution in step 303a.If the justified margin first axle y of object 250, and the align second axis x, then execution in step 303b.The step 301 of present embodiment, step 303a and step 303b are identical with first embodiment, no longer repeat.
The ray machine 430 of present embodiment is judged earlier object 250 whether align the first axle y and the second axis x before pick-up image.After object 250 to be confirmed has alignd, in the image of acquisition object 250, can detect the size that part 281,282,283 is judged object 250 via size.So, can guarantee object 250 alignment two orthogonal axis, also can not cause the erroneous judgement of object size.
Preferably, the first detecting part 435 and the second detecting part 437 are two microscler detecting parts.Microscler detecting part can increase the scope of detecting, to increase the susceptibility of detecting.In addition, the first detecting part and 435 second detecting parts 437 also can be made up of a plurality of miniature detectors respectively, miniature detector is arranged in the first detecting part 435 along first axle y, and along the second axis x be arranged in second the detecting part 437, with increase by first the detecting part 435 and second the detecting part 437 accuracy.
Though the present embodiment first detecting part 435 and the second detecting part 437 are that example is done explanation by microscler detecting part,, those skilled in the art are not limited to this yet all can understanding the shape of the first detecting part 435 and the second detecting part 437.The first detecting part 435 and the second detecting part 437 can be various forms of detecting parts, for example circular detecting part or rectangle detecting part etc.The shape and the number of size detecting part 281,282,283 are also also unrestricted, and size detecting part can be three, five or ten difform detecting parts.So long as utilize the detecting part detecting object scan origin of whether aliging, and inform the user by sending error message, all be encompassed in the category of the present invention.
Moreover according to the foregoing description, though the scanning means of the foregoing description is that example explains with portable ray machine, yet it is not in order to limit the present invention.For example scanning means also can comprise automatic paper conveying apparatus (Automatic DocumentFeeders, ADF), in order to paper is sent to scanning platform, in the paper moving process, ray machine is positioned at the detecting position detecting paper initial point that whether aligns, and continues under the situation that does not move and finish the action of scanning.
Scanning means that the above embodiment of the present invention is disclosed and scan method thereof are by the detection element detecting object scan origin of whether aliging.Object to be confirmed has alignd after the scan origin, just captures the image of object.And pass through several sizes and detect the size that parts are detected objects.All detecting parts all are erected on the ray machine, not only can the interference images acquisition components, can also detect object accurately in the mode of neighbor scanning platform.
In sum, though the present invention with the preferred embodiment disclosure as above, yet it is not in order to limit the present invention.Those skilled in the art under the situation that does not deviate from the spirit and scope of the present invention, can do various changes and improvement.Therefore, protection scope of the present invention should be as the criterion with the scope that claims were defined.
The primary clustering symbol description
100,200,400: scanning means
110,210: scanning platform
110 ': initial point
120,435: the first detecting parts
130,230,430: ray machine
140,437: the second detecting parts
190,250: object
210 ': scan origin
220: display unit
231: load bearing seat
233,433: detection element
235: the image capture window
240: processing unit
281,282,283: size detecting part
A1, A2: scope
D: scanning direction
X: second axis
Y: first axle
Claims (12)
1. scanning means comprises:
Scanning platform, in order to the carrying object, described scanning platform has scan origin; And
Ray machine comprises:
Load bearing seat; It is characterized in that described ray machine also comprises:
Detection element is arranged on the described load bearing seat, and when described ray machine was positioned at the detecting position, described detection element was positioned at the position of corresponding described scan origin in order to detect described object; And
Image-pickup assembly is arranged in the described load bearing seat, and described image-pickup assembly is in order to capture the image of described object.
2. a scanning means is characterized in that, comprising:
Scanning platform, in order to the carrying object, described scanning platform has scan origin; And
Ray machine comprises:
Load bearing seat; It is characterized in that described ray machine also comprises:
Detection element, it is arranged on the described load bearing seat, and this detection element comprises: along the first detecting part that first axle is provided with, reach the second detecting part that is provided with along second axis, described second axis is in fact perpendicular to described first axle; When described ray machine is positioned at detecting during the position, whether first axle and second axis at the edge that described detection element is detected described object if aliging; And
Image-pickup assembly is arranged in the described load bearing seat, and described image-pickup assembly is in order to capture the image of described object.
3. scanning means as claimed in claim 2 is characterized in that described first axle is parallel to one side of described scanning platform in fact.
4. scanning means as claimed in claim 2 is characterized in that, described first detecting part and the described second detecting part are microscler detecting part.
5. scanning means as claimed in claim 2 is characterized in that, described first detecting part and the described second detecting part are made up of a plurality of detectors respectively, and these detectors are arranged along described first axle and described second axis.
6. scanning means as claimed in claim 1 is characterized in that, described ray machine also comprises:
A plurality of size detecting parts are arranged on the described load bearing seat every specific distance, in order to detect the size of described object.
7. scanning means as claimed in claim 1 is characterized in that, also comprises:
Display unit, when described detection element did not detect described object, described display unit showed error message.
8. scanning means as claimed in claim 1 is characterized in that, described ray machine is fixedly installed on described detecting position, and described object is a paper, and described scanning means also comprises:
Automatic paper conveying apparatus is in order to be sent to described scanning platform automatically with described paper.
9. scanning means as claimed in claim 1 is characterized in that, described scanning means is plat form type scanning apparatus or paper feedback scanning device.
10. a scan method is used for scanning means, it is characterized in that, comprising:
Be positioned at detection element detecting object on the ray machine of the described scanning means scan origin of whether aliging;
If detect the unjustified described scan origin of described object, then send error message; And
If detect the described object described scan origin of aliging, then capture the image of described object.
11. scan method as claimed in claim 10, it is characterized in that, be positioned at described detection element on the described ray machine of described scanning means and detect whether the align step of described scan origin of described object and be the edge of the described object of detecting whether the align first axle and second axis, described second axis is in fact perpendicular to described first axle.
12. scan method as claimed in claim 10 is characterized in that, also comprises:
Move described ray machine and described object one of them to capture the image of described object; And
Detect the size of described object.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100472337A CN101415058B (en) | 2007-10-19 | 2007-10-19 | Scanning device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2007100472337A CN101415058B (en) | 2007-10-19 | 2007-10-19 | Scanning device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101415058A CN101415058A (en) | 2009-04-22 |
| CN101415058B true CN101415058B (en) | 2010-06-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2007100472337A Active CN101415058B (en) | 2007-10-19 | 2007-10-19 | Scanning device and method |
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| Country | Link |
|---|---|
| CN (1) | CN101415058B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1193149A (en) * | 1997-03-10 | 1998-09-16 | 明碁电脑股份有限公司 | Platform image fetch device |
| CN1477847A (en) * | 2002-08-22 | 2004-02-25 | 力捷电脑股份有限公司 | Method for judging file range and its correspondent scanner structure |
| US20070058213A1 (en) * | 2005-09-09 | 2007-03-15 | Primax Electronics Ltd. | Image scanner and method for compensating image data |
-
2007
- 2007-10-19 CN CN2007100472337A patent/CN101415058B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1193149A (en) * | 1997-03-10 | 1998-09-16 | 明碁电脑股份有限公司 | Platform image fetch device |
| CN1477847A (en) * | 2002-08-22 | 2004-02-25 | 力捷电脑股份有限公司 | Method for judging file range and its correspondent scanner structure |
| US20070058213A1 (en) * | 2005-09-09 | 2007-03-15 | Primax Electronics Ltd. | Image scanner and method for compensating image data |
Non-Patent Citations (1)
| Title |
|---|
| JP平8－18738A 1996.01.19 |
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| CN101415058A (en) | 2009-04-22 |
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