CN101424959B - Portable computer system and operation method thereof - Google Patents
Portable computer system and operation method thereof Download PDFInfo
- Publication number
- CN101424959B CN101424959B CN2007101848287A CN200710184828A CN101424959B CN 101424959 B CN101424959 B CN 101424959B CN 2007101848287 A CN2007101848287 A CN 2007101848287A CN 200710184828 A CN200710184828 A CN 200710184828A CN 101424959 B CN101424959 B CN 101424959B
- Authority
- CN
- China
- Prior art keywords
- computer system
- portable computer
- loam cake
- base
- size
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000000034 method Methods 0.000 title claims description 27
- 238000012937 correction Methods 0.000 claims abstract description 18
- 238000000605 extraction Methods 0.000 claims description 33
- 238000012545 processing Methods 0.000 claims description 15
- 239000000284 extract Substances 0.000 claims description 4
- 230000008676 import Effects 0.000 claims 2
- 238000010586 diagram Methods 0.000 description 9
- 238000013461 design Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012467 final product Substances 0.000 description 2
- 238000007323 disproportionation reaction Methods 0.000 description 1
- 239000000047 product Substances 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Images
Landscapes
- Image Processing (AREA)
Abstract
The invention provides a portable computer system used for picking an object image of an item. The portable computer system comprises a base, an upper cover, an image picking module and a gamma correction module. The upper cover is pivoted on the base and comprises a panel. The upper cover rotates oppositely to the base according to the size of the item so as to project beams sent by the panel to the base. The image picking module is used for rotating oppositely to the upper cover so as to pick a reference picture according to the size of the item. The gamma correction module is used for correcting the gamma of the panel according to the reference picture. After the gamma of the panel is corrected, the item is placed on the base, and the image picking module picks the object image of the item.
Description
Technical field
The present invention is about a kind of portable computer system and method for operating thereof, and especially, about a kind of portable computer system and method for operating thereof with scanning and/or copy function.
Background technology
In recent years, because the technology of Flame Image Process is constantly innovated with progressive therefore existing on the market at present various image input/output apparatus with difference in functionality, for example scanner, printer, duplicating machine or multifunctional paper feeding machine etc.These image input/output apparatus not only can assist the user to carry out the processing of image scanning or duplicating, have also brought considerable facility for user's daily life simultaneously.
Generally speaking, when picture shown on the user wants file or literal unloading become image file on the computer, must could be to computer with picture or textual scan by scanner.In addition, when picture shown in the user wants on the hard-copy file or literal, carry out the function of duplicating except can directly using duplicating machine, also can add the mode of printer by scanner, earlier the picture shown on the file or textual scan are become the file in the computer, and then this document is printed with printer.
Yet, no matter be to use above-mentioned which kind of method to carry out the function of the scanning or the duplicating of file, the cooperation that must have images such as scanner and/or duplicating machine to input or output device just can be carried out, for the compact and ease of use that modern user attaches great importance to electronic product, really quite inconvenience.
Therefore, main category of the present invention is to provide a kind of portable computer system and method for operating thereof with scanning and/or copy function, to address the above problem.
Summary of the invention
The invention provides a kind of portable computer system and method for operating thereof with scanning and/or copy function.According to a specific embodiment, portable computer system of the present invention is in order to extract the target image about an object.
In this embodiment, portable computer system comprises base, loam cake, image extraction module and gamma correction module.Loam cake is articulated in base, and comprises panel.Loam cake is according to the size of object, rotate with respect to base, with the ray cast that will send from effective light-emitting zone of panel to base.The image extraction module is articulated in loam cake, according to the size of object, rotates with respect to loam cake, to extract reference picture.The gamma correction module is calculated effective light-emitting zone according to the size of object, and according to reference picture, proofreaies and correct the brightness of panel.After the brightness of panel was adjusted, object was placed on the base, and the image extraction module extracts the target image about object.
When user's desire scanned or duplicates a certain object, it was according to the above-mentioned portable computer system of the following step operation.At first, according to the size of object, with respect to the base rotary upper cover, with the ray cast that will send from effective light-emitting zone of panel to base.Then, according to the size of object, with respect to loam cake rotating image extraction module, to extract reference picture.Afterwards,, calculate effective light-emitting zone, and, proofread and correct the brightness of panel by the gamma correction module according to reference picture according to the size of object.After the brightness of panel is adjusted, object is placed on the base.At last, can be by the target image of image extraction module extraction about object.
By this, need not install extra scanister additional and can carry out the extraction of image apace.Simultaneously, also the image unloading after extracting can be become image file, and will be stored in this portable computer system.In addition, if this portable computer system further cooperates with printing equipment, more can reach the function of copy image.
Can be further understood by the following detailed description and accompanying drawings about the advantages and spirit of the present invention.
Description of drawings
Figure 1A represents the synoptic diagram of the portable computer system of first specific embodiment according to the present invention;
Figure 1B represents the side view of the portable computer system shown in Figure 1A;
Fig. 1 C represents the functional block diagram of the portable computer system shown in Figure 1A;
The functional block diagram of the gamma correction module shown in Fig. 2 presentation graphs 1C;
Fig. 3 represents that effective light-emitting zone of panel reaches the not synoptic diagram of light-emitting zone;
Fig. 4 represents the example of Light source correction program;
Fig. 5 represents the process flow diagram of the portable computer system method of operating of second specific embodiment according to the present invention; And
Fig. 6 represents the detail flowchart of the step S13 in the method for operating shown in Figure 5.
The main element symbol description
S11-S137: process step 10: portable computer system
11: base 12: loam cake
13: image extraction module 14: the gamma correction module
15: panel 16A, 16B: telltale mark
17: indicator 18: load module
142: the second processing units of 141: the first processing units
143: the three processing unit L: light
Embodiment
See also Figure 1A to Fig. 1 C, Figure 1A represents the synoptic diagram of portable computer system 10.Figure 1B represents the side view of portable computer system 10 among Figure 1A.Fig. 1 C represents the functional block diagram of portable computer system 10 among Figure 1A.According to a specific embodiment, portable computer system 10 of the present invention is in order to extract the target image about object (as file, photo etc.).
When user's desire scanned or duplicates a certain object, it was according to the above-mentioned portable computer system 10 of the following step operation.At first, according to the size of object, with respect to base 11 rotary upper covers 12, with ray cast that panel 15 is sent to base 11.Then, according to the size of object, with respect to loam cake 12 rotating image extraction modules 13, to extract reference picture.Afterwards, according to reference picture, by the brightness of gamma correction module 14 correction panels 15.After the brightness of panel 15 is adjusted, object is placed on the base 11.At last, can be by the target image of image extraction module 13 extractions about object.
In actual applications, base 11 can comprise load module 18.Load module 18 can be in order to input or select operating mode and object size.Shown in Figure 1A, operator scheme can comprise scan pattern and copy mode, and object size can comprise general common file specification, for example A3, A4 and B5 etc.For example, if user's desire scans the file of a A4 size, can or select scan pattern and A4 size by load module 18 inputs.On the other hand, panel 15 can be touch panel, and the user is directly select operating mode and object size on panel 15 also.
In addition, can have at least one telltale mark on base 11, for example 16A shown in Figure 1A and 16B get final product corresponding two different object sizes.That is to say, on base 11, can indicate position line in advance, when the user desires to scan or duplicates, only need file is positioned in the position line of corresponding its size and get final product, need not adjust in addition corresponding to various different object sizes.
Shown in Figure 1A, portable computer system 10 also can further comprise indicator 17.Indicator 17 can be arranged on the loam cake 12, whether turns to correct position in order to indication loam cake 12.In the rotation process of loam cake 12, the ray cast of sending when indicator 17 is to the telltale mark of corresponding object size, and loam cake 12 can stop operating.For example, indicator 17 can be a generating laser, because the telltale mark of corresponding different object sizes marks in advance, therefore, when the telltale mark of the object size that duplicates or scan corresponding to desire is arrived in laser radiation, promptly represent loam cake 12 to turn on the correct position, shown in Figure 1B.
In actual applications, portable computer system 10 can further comprise first motor 19 and second motor 20.First motor 19 is connected in loam cake 12, rotates in order to activate loam cake 12.Second motor 20 is connected in image extraction module 13, rotates in order to activate image extraction module 13.First motor 19 and second motor 20 can be step motor (step motor), and can desire the pairing step number of rotational angle by stepping and accurately make loam cake 12 and image extraction module 13 reach the angle that desire is rotated simultaneously.For example, behind selected operator scheme of user and object size, first motor 19 and second motor 20 promptly can self actuating loam cake 12 and image extraction module 13 turn to corresponding position.
In addition, image extraction module 13 can be camera or video camera.On image extraction module 13, can have at least one scale, and object size can to should at least one scale one of them, as shown in Figure 2.That is to say that behind the selected object size of user, but the scale of manual adjustment image extraction module 13 is with to should object size.
See also Fig. 2, the functional block diagram of gamma correction module 14 among Fig. 2 presentation graphs 1C.In actual applications, gamma correction module 14 can further comprise first processing unit 141, second processing unit 142 and the 3rd processing unit 143.First processing unit 141 calculates effective light-emitting zone of panel 15 in order to according to object size, and effective light-emitting zone is divided into N first subregion, and N is a positive integer.Each first subregion has predetermined brightness value respectively.
Because the light that sends of panel 15 is vertical with panel 15 mostly, when loam cake 12 rotated according to object size, the light that send the subregion of panel 15 can't drop in the telltale mark 16A or 16B on the base 11.Therefore, the light that on behalf of these zones, effective light-emitting zone of so-called panel 15 promptly send can drop in telltale mark 16A or the 16B, so must be luminous when operation.Other zones as for panel then can be not luminous to save power supply.As shown in Figure 3, regional A is effective light-emitting zone, and area B is not light-emitting zone, and L then is a light.
The 3rd processing unit 143 in order to the absolute difference of judging each average brightness value and median luminance value whether greater than threshold value.By the comparison of this absolute difference and threshold value, can judge whether light that panel 15 is sent has the phenomenon of regional luminance inequality.If the judged result of the 3rd processing unit is for being, the phenomenon that truly has the regional luminance inequality of expression, therefore must adjust brightness to first subregion on should the panel 15 of second subregion, and after adjusting, again judge by the 3rd processing unit 143 again, till each absolute difference of each average brightness value and median luminance value is all less than threshold value.At this moment, finish the program that automatic light source is proofreaied and correct, the light luminance that makes panel 15 be sent is quite even.
For example, suppose that portable computer system 10 of the present invention is notebook computer.When user's desire utilized notebook computer to scan the file of a A4 size, at first, the user selected copy mode and A4 paper size.Then, notebook computer promptly can be automatically according to the selected A4 size of user, and the camera (being image extraction module 13) that activates loam cakes 12 and be positioned at loam cake 12 by first motor 19 and second motor 20 turns to the tram of corresponding A 4 sizes.Then, after process gamma correction module 14 is carried out the program of automatic light source correction, can solve the problem of source region brightness disproportionation on the panel 15.
Next, describe the Light source correction program that gamma correction module 14 is carried out in detail by example.As shown in Figure 4, suppose that above-mentioned " N " is 16, that is effective light-emitting zone of panel is divided into 16 first subregions and reference picture also is divided into 16 second subregions, respectively corresponding these 16 first subregions of each second subregion one of them.
At first, the brightness value of 16 of the effective light-emitting zone of panel first subregions all is set as 200.Then, calculate the median luminance value of the brightness value and the corresponding reference picture of corresponding 16 second subregions in the reference picture.Then, judge that whether the absolute difference of the average brightness value of each second subregion and median luminance value is greater than threshold value.In this example, threshold value is set as 9.In case the absolute difference of corresponding a certain mean flow rate, is then adjusted the brightness value to first subregion on should the panel 15 of second subregion greater than 9.In this example, no matter the brightness adjustment of panel first subregion is that to increase or downgrade all be to be unit with brightness value 10, but not as limit.For example, when the difference that calculates when a certain second subregion was 20, the brightness value of first subregion promptly can be downgraded 10 on the corresponding panel 15; When the second subregion difference was-15, the first subregion brightness value promptly can be increased 10 on the corresponding panel 15.
As shown in Figure 4, the brightness value of first subregion is after adjusting through seven times, because the absolute difference of all corresponding 16 second subregions is all less than threshold value 9, therefore on the panel 15, represent the brightness of each first subregion on the panel 15 this moment quite even, can reach the requirement of threshold value.
By this, the user can be placed in the A4 file on the base 11, again the image that extracts about the A4 file by image extraction module 13.
See also Fig. 5, Fig. 5 represents the process flow diagram of method of operating of the present invention.Method of operating of the present invention scans or duplicates object in order to operate above-mentioned portable computer system 10.At first, execution in step S11, according to the size of object, with respect to base 11 rotary upper covers 12, with ray cast that panel 15 is sent to base 11.Then, execution in step S12 is according to the size of object, with respect to loam cake 12 rotating image extraction modules 13, to extract reference picture.Afterwards, execution in step S13 according to reference picture, proofreaies and correct the brightness of panel 15.After the brightness process of panel 15 was adjusted, execution in step S14 was placed in object on the base 11.At last, execution in step S15 extracts the target image about object.
In actual applications, the user before step S11 is performed, first input operation pattern and object size.
See also Fig. 6, the detail flowchart of step S13 in Fig. 6 presentation graphs 5.
As shown in Figure 6, at first, carry out substep S131,, calculate effective light-emitting zone of panel 15 according to object size.Then, carry out substep S132, effective light-emitting zone is divided into N first subregion, wherein N is a positive integer, and each first subregion has a predetermined brightness value respectively.
In addition, substep S133 is divided into N second subregion with reference picture.Then, substep S134 then is an average brightness value that calculates corresponding each second subregion, and calculates a median luminance value that should reference picture.
Afterwards, carry out substep S135, whether the absolute difference of judging each average brightness value and median luminance value is greater than threshold value.If the judged result of substep S135 is then carried out substep S136 for being, adjust the brightness of the first corresponding subregion, till each absolute difference is all less than threshold value.
Compared to prior art, according to portable computer system of the present invention and method of operating thereof, do not need to install additional in addition scanister and can possess complete image scanning function, can not only carry out the extraction of image apace, also the image unloading after extracting can be become being stored in this portable computer system of image file and general.In addition, if this portable computer system further cooperates with printing equipment, more can reach the function of copy image.According to portable computer system of the present invention and method of operating thereof, except the cost that can save extra other image input/output apparatus of increase, because it is little with the design difference of original portable computer system, therefore, do not need the cost of overspending research and development and design can reach purpose of the present invention.
By the above detailed description of preferred embodiments, hope can be known description feature of the present invention and spirit more, and is not to come category of the present invention is limited with above-mentioned disclosed preferred embodiment.On the contrary, its objective is that hope can contain in the category of claim of being arranged in of various changes and equivalence institute of the present invention desire application.Therefore, the category of the claim that the present invention applied for should be done the broadest explanation according to above-mentioned explanation, contains the arrangement of all possible change and equivalence to cause it.
Claims (11)
1. portable computer system, in order to extract the target image about an object, this portable computer system comprises:
One base;
One loam cake is articulated in this base, and this loam cake comprises a panel, and according to a size of this object, this loam cake rotates with respect to this base, with the ray cast that will send from an effective light-emitting zone of this panel to this base;
One image extraction module is articulated in this loam cake, and according to this size of this object, this image extraction module rotates with respect to this loam cake, to extract a reference picture; And
One gamma correction module according to this size of this object, is calculated this effective light-emitting zone, and according to this reference picture, is proofreaied and correct the brightness of this panel;
Wherein, after the brightness of this panel was adjusted, this object was placed on this base, and this image extraction module extracts this target image about this object.
2. portable computer system as claimed in claim 1, wherein this base comprises a load module, and in order to import this size of an operator scheme and this object, this operator scheme comprises an one scan pattern and a copy mode.
3. portable computer system as claimed in claim 1 wherein has at least one telltale mark on this base, this size of this object to should be at least one specifically labelled one of them.
4. portable computer system as claimed in claim 3, further comprise an indicator, be arranged on this and cover, wherein in the rotation process of this loam cake, the ray cast of sending when this indicator is to this telltale mark to this size that should object, and this loam cake can stop operating.
5. portable computer system as claimed in claim 1 further comprises:
One first motor is connected in this loam cake, rotates in order to activate this loam cake; And
One second motor is connected in this image extraction module, rotates in order to activate this image extraction module.
6. portable computer system as claimed in claim 1 wherein has at least one scale on this image extraction module, this size of this object to should at least one scale one of them.
7. portable computer system as claimed in claim 1, wherein this gamma correction module comprises:
One first processing unit according to this size of this object, calculates this effective light-emitting zone of this panel, and should be divided into N first subregion by effective light-emitting zone, and N is a positive integer, and each this first subregion has a predetermined brightness value;
One second processing unit is divided into N second subregion with this reference picture, calculates an average brightness value of corresponding each this second subregion, and calculates a median luminance value that should reference picture; And
Whether one the 3rd processing unit, the absolute difference of judging each this average brightness value and this median luminance value be greater than a threshold value, if then adjust the brightness of this corresponding first subregion, till each this absolute difference is all less than this threshold value.
8. the method for operating of a portable computer system, in order to extract a target image about an object, the image extraction module that this portable computer system comprises a base, is articulated in a loam cake of this base and is articulated in this loam cake, this loam cake comprises a panel, and this method of operating comprises the following step:
(a) according to a size of this object, rotate this loam cake with respect to this base, with the ray cast that will send from an effective light-emitting zone of this panel to this base;
(b) according to this size of this object, rotate this image extraction module, to extract a reference picture with respect to this loam cake;
(c), calculate this effective light-emitting zone, and, proofread and correct the brightness of this panel according to this reference picture according to this size of this object;
(d) after the brightness of this panel is adjusted, this object is placed on this base; And
(e) extraction is about this target image of this object.
9. the method for operating of portable computer system as claimed in claim 8 further comprises the following step:
In step (a) before, import this size of an operator scheme and this object, this operator scheme comprises an one scan pattern and a copy mode.
10. the method for operating of portable computer system as claimed in claim 8, wherein this portable computer system comprises an indicator in addition, is arranged on this to cover, and this method of operating further comprises the following step:
To this base during to a location mark of this size that should object, this loam cake stops operating in ray cast that this indicator sends.
11. the method for operating of portable computer system as claimed in claim 8, wherein step (c) comprises the following step in addition:
Should be divided into N first subregion by effective light-emitting zone, N is a positive integer, and each this first subregion has a predetermined brightness value;
This reference picture is divided into N second subregion;
Calculate an average brightness value of corresponding each this second subregion, and calculate a median luminance value that should reference picture; And
Whether the absolute difference of judging each this average brightness value and this median luminance value is greater than a threshold value, if then adjust the brightness of this corresponding first subregion, till each this absolute difference is all less than this threshold value.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101848287A CN101424959B (en) | 2007-10-30 | 2007-10-30 | Portable computer system and operation method thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN2007101848287A CN101424959B (en) | 2007-10-30 | 2007-10-30 | Portable computer system and operation method thereof |
Publications (2)
Publication Number | Publication Date |
---|---|
CN101424959A CN101424959A (en) | 2009-05-06 |
CN101424959B true CN101424959B (en) | 2011-05-11 |
Family
ID=40615605
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2007101848287A Expired - Fee Related CN101424959B (en) | 2007-10-30 | 2007-10-30 | Portable computer system and operation method thereof |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN101424959B (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
TWI647560B (en) | 2016-04-25 | 2019-01-11 | 仁寶電腦工業股份有限公司 | Rotary shaft structure and portable electronic device |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5610730A (en) * | 1994-08-16 | 1997-03-11 | Osipchuk; Yuri V. | Low-cost high-resolution digital scanning camera |
CN1338702A (en) * | 2000-08-11 | 2002-03-06 | 力捷电脑股份有限公司 | Compensating method of planar light source |
CN1862445A (en) * | 2006-06-16 | 2006-11-15 | 北京中星微电子有限公司 | Notebook computer with calling eard and/or file scanning function |
CN1321358C (en) * | 2004-07-12 | 2007-06-13 | 英业达股份有限公司 | Portable computer capable of acquiring scan data |
-
2007
- 2007-10-30 CN CN2007101848287A patent/CN101424959B/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5610730A (en) * | 1994-08-16 | 1997-03-11 | Osipchuk; Yuri V. | Low-cost high-resolution digital scanning camera |
CN1338702A (en) * | 2000-08-11 | 2002-03-06 | 力捷电脑股份有限公司 | Compensating method of planar light source |
CN1321358C (en) * | 2004-07-12 | 2007-06-13 | 英业达股份有限公司 | Portable computer capable of acquiring scan data |
CN1862445A (en) * | 2006-06-16 | 2006-11-15 | 北京中星微电子有限公司 | Notebook computer with calling eard and/or file scanning function |
Also Published As
Publication number | Publication date |
---|---|
CN101424959A (en) | 2009-05-06 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10574856B2 (en) | Image reading apparatus with reference surface to generate reference data for shading correction, and related image forming apparatus and method | |
US20170264782A1 (en) | Image processing apparatus and method of processing an image | |
CN108289156B (en) | Image reading apparatus and image reading method | |
CN103685820A (en) | Document reading device, image forming apparatus and document reading method | |
US8638477B2 (en) | Image processing apparatus, control method of image processing apparatus and program | |
EP3876509A1 (en) | Reading device, image processing apparatus, and method of detecting feature amount | |
JP2011151570A (en) | Image reading apparatus, method of controlling the same, and program | |
JP3598646B2 (en) | Image reading device | |
CN101424959B (en) | Portable computer system and operation method thereof | |
JP2008103826A (en) | Image reader and image forming apparatus | |
US8049936B2 (en) | Portable computer system and operating method thereof | |
US20070171487A1 (en) | Area image acquiring method for image reading apparatus | |
US10063744B2 (en) | Image reading device, image forming apparatus, and shading data processing method | |
US9369611B2 (en) | Image reading apparatus with adjustable read timing | |
US8699086B2 (en) | Method for image correction and scanner using the same | |
CN101500063A (en) | Image processing device and image processing method | |
CN109691077B (en) | Image reading apparatus, control method of image reading apparatus, and storage medium | |
US11057544B2 (en) | Image forming apparatus | |
US20180198951A1 (en) | Image reading apparatus, image forming apparatus, and method for generating image data | |
US10440209B2 (en) | Image reading device and image forming apparatus including same | |
JP5676752B2 (en) | Image processing apparatus, image processing method, computer program, and image processing system | |
US20190089860A1 (en) | Image processing device, image processing method, and non-transitory storage medium | |
US20200021713A1 (en) | Image processing apparatus and image forming apparatus | |
JP2009038538A (en) | Image processor, image processing method, and image processing program | |
JP2019114962A (en) | Image forming apparatus and image forming method |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110511 |