CN106899778A - Multiplexing light source line scanning module - Google Patents
Multiplexing light source line scanning module Download PDFInfo
- Publication number
- CN106899778A CN106899778A CN201510949338.6A CN201510949338A CN106899778A CN 106899778 A CN106899778 A CN 106899778A CN 201510949338 A CN201510949338 A CN 201510949338A CN 106899778 A CN106899778 A CN 106899778A
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- China
- Prior art keywords
- light source
- assembly chamber
- group
- line scanning
- scanning module
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/04—Scanning arrangements, i.e. arrangements for the displacement of active reading or reproducing elements relative to the original or reproducing medium, or vice versa
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/024—Details of scanning heads ; Means for illuminating the original
- H04N1/028—Details of scanning heads ; Means for illuminating the original for picture information pick-up
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Investigating Materials By The Use Of Optical Means Adapted For Particular Applications (AREA)
Abstract
A kind of multiplexing light source line scanning module, including：One support, two light source groups and a transmission mechanism.There is one first assembly chamber, one second assembly chamber and one the 3rd assembly chamber on the support.Two light source groups are assembled in first assembly chamber and second assembly chamber respectively, and two light source groups include two drive links, two two loading plates being driven by two drive links, and are assembled in one or more the lamp groups on the loading plate.The transmission mechanism is assembled on the support and links with two drive link transmissions.When light source is adjusted, the transmission mechanism Synchronous Transmission two drive links, make two the two of light source group loading plates synchronous according to scanned object for the center of circle circumferentially and different directions are moved, to provide effective line scanning module, enable that image data effectively highlights difference, be used as image analysing computer and flaw identification.
Description
Technical field
The present invention relates to a kind of scanning module, particularly a kind of multiplexing light source line scanning module with light-source angle adjustment so that image data can effectively highlight difference is beneficial to and is used as image analysing computer and flaw identification.
Background technology
Now widely used image scanner, be one can be images such as photograph, printed text or manual documentations, or small articles scanning, the equipment analyzed and be melted into digital image such as ornament.
Traditional scanning module is as shown in figure 1, have two light source groups 10,20, one first speculum 30, one second speculum 40, a condenser lens 50 and a CCD photoinduction module 60.There are two pedestals 101,201 in two light source groups 10,20, two pedestals 101,201 respectively have an oblique caulking groove 102,202, two caulking grooves 102,202 are used to rabbet two two circuit boards 104,204 of lamp group 103,203, make light fixture 105,205 on two circuit boards 104,204 it is oblique by light source projects on the scanned object 70.After the scanned object 70 is irradiated by light source, the light source for being reflected is through the optical channel 80 two pedestals 101,201 to first speculum 30, reflexed on second speculum 40 by first speculum 30, light source is reflexed to after the condenser lens 50 focuses on by second speculum 40 again, and light source projects will be carried out into signal of video signal treatment on the CCD photoinduction module 60 after the reception of CCD photoinduction module 60.
Traditional line scanning module light source configuration also there are no for fixed angle and because length is oversize the design that coaxial light source is arranged.However, when actually used, because of different scanned objects 70 because of differences such as material, surface treatment, colors, it is necessary to the light source of different angles is irradiated to obtain optimal identification difference, as image analysing computer and judgement.
The content of the invention
Therefore, the main object of the present invention, it is to solve traditional missing, the fixed light source group of tradition is had additional transmission mechanism design by the present invention, the light source group is optionally carried out adjustment angle, then spectroscope and line source configuration are gone up in position, to provide effective line scanning module, enable that image data effectively highlights difference, be beneficial to and be used as image analysing computer and flaw identification.
In order to achieve the above object, the present invention provides a kind of multiplexing light source line scanning module, is used to be scanned scanned object, including：One support, two light source groups and a transmission mechanism.There is one first assembly chamber, one second assembly chamber and one the 3rd assembly chamber on the support, there is an optical channel between first assembly chamber and the second assembly chamber；In having two symmetrical side walls in first assembly chamber and the second assembly chamber both sides, there is corresponding multiple perforation and multiple adjusting holes on two side walls.Two light source groups are assembled in first assembly chamber and second assembly chamber respectively, the light source group includes two drive links being articulated in the plurality of perforation, two two loading plates being driven by two drive links, and it is assembled in one or more the lamp groups on the loading plate.The transmission mechanism is assembled in the plurality of perforation, and the transmission mechanism connects with this two the two of light source group drive link drive connection groups.It is the center of circle with scanned object, when light source is adjusted, the transmission mechanism Synchronous Transmission two drive links, two drive links are made to be driven two loading plates, make two light source groups synchronous according to scanned object for the center of circle circumferentially and different directions are moved, to provide effective line scanning module so that image data can effectively highlight difference, it is beneficial to and is used as image analysing computer and flaw identification.
In one embodiment of this invention, respectively there are two interior driven gears of symmetrical two on two two ends of drive link and the side wall adjacent.
In one embodiment of this invention, two loading plates are the aluminium extruded type body of the curved shape of section, respectively there is the flank of tooth engaged with two interior driven gears on two back sides of loading plate, respectively there is a depressed part on two top surfaces of loading plate, there is a hollow passage between the top surface of two loading plates and the back side again, have in two both ends of the surface of loading plate two it is symmetrical and to should adjusting hole joining hole, two joining holes connect two locking parts with group.
In one embodiment of this invention, the lamp group respectively has a circuit board and a light fixture to be assembled on the depressed part in the lamp group, and the light fixture is driven by the circuit board and lighted.
In one embodiment of this invention, the transmission mechanism includes an actuating element, and one is articulated in driving gear in the plurality of perforation, an even gears group and an odd gearset group, and the driving gear drives the even gears group and the odd gearset group with synchronous.
In one embodiment of this invention, the even gears group includes one first driven gear and one first outer driven gear, and the first outer driven gear is connected to through on one end of the drive link of the perforation, and corresponding with the interior driven gear on drive link.
In one embodiment of this invention, the odd gearset group includes one second driven gear, one the 3rd driven gear and one is fixed on another drive link one end for passing the perforation, and the second outer driven gear corresponding with another interior driven gear.
In one embodiment of this invention, the actuating element is motor.
In one embodiment of this invention, one or more secondary light source groups are also included, the secondary light source group has the auxiliary lamp composition of a circuit board and a circuit board electrical connection, to be assembled in second assembly chamber lower section.
In one embodiment of this invention, also include one or more spectroscopes, one or more first speculums, one or more second speculums, one or more condenser lenses and one or more images and read module, the spectroscope is assembled on the optical channel of first assembly chamber and second assembly chamber, first speculum group is loaded in the 3rd assembly chamber and positioned at spectroscope lower section, and it is oblique to should the second speculum, second speculum to should condenser lens, the image reads module group assembling in the 3rd assembly chamber and to should condenser lens.
In one embodiment of this invention, the image reads module and includes a CCD camera lenses and one constituted with the signal processing circuit board of CCD camera lens electrical connections.
Brief description of the drawings
Fig. 1 is traditional line scanning module schematic diagram；
Fig. 2 is multiplexing light source line scanning module schematic appearance of the invention；
Fig. 3 is multiplexing light source line scanning module close-up schematic view of the invention；
Fig. 4 is multiplexing light source line scanning module partial exploded view of the invention；
Fig. 5 is multiplexing light source line scanning module side schematic cross-sectional view of the invention；
Fig. 6 is the light source adjustment action schematic diagram of multiplexing light source line scanning module of the invention；
Fig. 7 is another embodiment schematic diagram of multiplexing light source line scanning module of the invention.
In figure：
Prior art：
Light source group 10,20
Pedestal 101,201
Caulking groove 102,202
Lamp group 103,203
Circuit board 104,204
Light fixture 105,205
First speculum 30
Second speculum 40
Condenser lens 50
CCD photoinduction module 60
Scanned object 70
Optical channel 80
The present invention：
Support 1
First assembly chamber 11
Second assembly chamber 12
3rd assembly chamber 13
Optical channel 14
Side wall 15
Perforation 151
Adjusting hole 152
Light source group 2
Drive link 21
Interior driven gear 211
Loading plate 22
The flank of tooth 221
Depressed part 222
Passage 223
Joining hole 224
Locking part 225
Lamp group 23
Circuit board 231
Light fixture 232
Transmission mechanism 3
Actuating element 31
Driving gear 32
Even gears group 33
First driven gear 331
The odd gearset group 34 of first outer driven gear 332
Second driven gear 341
3rd driven gear 342
Second outer driven gear 343
Scanned object 4
Secondary light source group 5
Circuit board 51
Auxiliary lamp 52
Spectroscope 6
First speculum 7
Second speculum 7a
Condenser lens 8
Image reads module 9
CCD camera lenses 91
Signal processing circuit board 92.
Specific embodiment
The technical content and a detailed description for the present invention, now coordinate schema to be described as follows：
Fig. 2 to Fig. 5 is referred to, is this bright multiplexing light source line scanning module outward appearance, partial enlargement, exploded and side schematic cross-sectional view.As shown in the figure：Work multiple light courcess line scanning module of the invention, includes：One 1, two, the support transmission mechanism 3 of light source group 2 and.
There is one first assembly chamber 11, one second assembly chamber 12 and one the 3rd assembly chamber 13 on the support 1.It is formed between the assembly chamber 12 of first assembly chamber 11 and second and supplies light source（Do not show in figure）The optical channel 14 for passing through.In having two symmetrical side walls 15 on the both sides of 11 and second assembly chamber of the first assembly chamber 12, there is corresponding multiple perforation 151 and multiple adjusting holes 152 on two side walls 15.There is calibration data 153, for two adjustment angles of light source group 2 in those adjusting holes 152.In this schema, the adjusting hole 152 is arc.
Two light source groups 2, are assembled in the assembly chamber 12 of the first assembly chamber 11 and second respectively, are described only for one group of light source group 2 in the detailed description in the present invention because two light source group structures are identical.Each light source group 2 includes a drive link 21, a loading plate 22 and one or more lamp groups 23.The drive link 21 is to be assembled in first assembly chamber 11 and through the perforation 151 on the side wall 15, has two symmetrical interior driven gears 211 in the two ends of the drive link 21 and on being bordering on the inside of the side wall 15.The loading plate 22 is the aluminium extruded type body of the curved shape of section, has the flank of tooth 221 engaged with the interior driven gear 211 on the back side of the loading plate 22, has a depressed part 222 on the top surface of the loading plate 22；There is a hollow passage 223 between the top surface of the loading plate 22 and the back side again, the passage 223 is passed through for configuration electric wire (not shown)；In the both ends of the surface of the loading plate 22 have two it is symmetrical and to should adjusting hole 152 joining hole 224, two joining holes 224 connect two locking parts 225 with group, to prevent the loading plate 22 from departing from.The lamp group 23 has a circuit board 231 and one and the light fixture 232 of the electrical connection of circuit board 231 to be assembled on the depressed part 222, in the lamp group 23, and the light fixture 232 is driven and lighted by the circuit board 231.In this schema, the light fixture 232 is bulb, fluorescent tube or light-emittingdiode.
The transmission mechanism 3, it is assembled on one of the two side 15, the transmission mechanism 3 includes an actuating element 31, and a driving gear 32 and being articulated in those perforation 151 is articulated in those perforation 151 the even gears group 33 and odd gearset group 34 driven by driving gear 32.The even gears group 33 includes one first driven gear 331 and one first outer driven gear 332, and the first outer driven gear 332 is connected to through on the drive link 21 of the perforation 151, and corresponding with the interior driven gear 211.The odd gearset group 34 includes one second driven gear 341, one the 3rd driven gear 342 and a second outer driven gear 343 for being fixed in the one end of drive link 21 for passing the perforation 151.
When actuating element 31 drives the driving gear 32 to rotate, the driving gear 32 is driven the even gears group 33 and the odd gearset group 34 rotates this two the two of light source group 2 drive links 21, when two drive links 21 are rotated, make two interior driven gears 211 be driven two loading plates 22 to move, make two light source groups 2 synchronous and the circumference movement in different directions is (as transfer is dynamic clockwise when light source group 2, another light source group 2 is just mobile counterclockwise), to adjust light source projects angle.In this schema, the actuating element 31 is motor.
Fig. 6 is referred to, is the light source adjustment action schematic diagram of multiplexing light source line scanning module of the invention.As shown in the figure：When multiplexing light source line scanning module of the invention is entered line light source and is adjusted, it is the center of circle with scanned object 4, when light source is adjusted, when the actuating element 31 drives the driving gear 32 to rotate, when the driving gear 32 synchronously drives the even gears group 33 and the odd gearset group 34, rotate this two the two of light source group 2 drive links 21, two flank of tooth 221 at the back side of loading plate 22 are driven with this two the two of drive link 21 interior driven gears 211, make two synchronizing movings of loading plate 22, two synchronous movements according to the circumference in different directions that scanned object 4 is the center of circle of light source group 2 are allowed (such as to be moved when light source group 2 is shifted clockwise, another light source group 2 is just mobile counterclockwise), the crevice projection angle optimal to adjust light source.Or the even gears group 33 and odd gearset group 34 can be in a manual manner driven, when moving two the two of light source group 2 loading plates 22, calibration data 153 that can visually in the adjusting hole 152 carries out projection source angle adjustment.
Due in plane of scanning motion image, scanned object 4 can be because of differences such as its Material texture, surface treatment, colors, need the light source of different angles to be recognized as image analysing computer, flaw to obtain optimal identification difference, the technology of adjustable light source angle of the invention is applied also on the field of the line scanning module.
Fig. 7 is referred to, is another embodiment schematic diagram of multiplexing light source line scanning module of the invention.As shown in the figure：The present invention in one or more secondary light source groups 5 are increased in the multiplexing light source line scanning module there is a circuit board 51 and an auxiliary lamp 52 to constitute in the secondary light source group 5, to be assembled in the lower section of the second assembly chamber 12.The present invention also includes one or more spectroscopes 6, one or more first speculums 7, one or more second speculum 7a, one or more condenser lenses 8 and one or more images and reads module 9.
The spectroscope 6 is assembled on the optical channel 14 of first assembly chamber 11 and second assembly chamber 12, first speculum 7 is assembled in the 3rd assembly chamber 13 and positioned at the lower section of spectroscope 6, it is oblique to should the second speculum 7a again, the second speculum 7a to should condenser lens 8, the image reads module 9 and is assembled in the 3rd assembly chamber 13 and to should condenser lens 8.
When in scanning,Light source projects produced by the light fixture 232 of the two light sources group 2 are on the scanned object 4,The light source of the auxiliary lamp 51 is also projeced on the spectroscope 6 simultaneously,The light source for now having part can pass through spectroscope 6,The light source for having part reflects and crosses optical channel 14 to scanned object 4,Again by being scanned object 4 by light source (light source comprising light fixture 232) reflection by after optical channel 14,The light source that the light source of reflection equally has part can pass through the spectroscope 6,The light source for having part is reflexed on first speculum 7,Reflexed on second speculum 7a by first speculum 7 again,Again by the second speculum 7a by light source projects on the condenser lens 8 focus on after,After being projeced into the image reading reception of module 9 again,Reading module 9 by the image carries out signal of video signal treatment output.In this schema, image reading module 9 includes a CCD camera lenses 91 and and is constituted with the signal processing circuit board 92 of the electrical connection of CCD camera lenses 91.
Embodiment described above is only the preferred embodiment lifted to absolutely prove the present invention, protection scope of the present invention not limited to this.Equivalent substitute or conversion that those skilled in the art are made on the basis of the present invention, within protection scope of the present invention.Protection scope of the present invention is defined by claims.
Claims (11)
1. a kind of multiplexing light source line scanning module, is used to be scanned scanned object, it is characterised in that including：
One support, thereon with one first assembly chamber, one second assembly chamber and one the 3rd assembly chamber, has an optical channel between first assembly chamber and the second assembly chamber；In having two symmetrical side walls in first assembly chamber and the second assembly chamber both sides, there is corresponding multiple perforation and multiple adjusting holes on two side walls；
Two light source groups, first assembly chamber and second assembly chamber are assembled in respectively, two light source groups include the drive link in two the plurality of perforation of pivot joint, two loading plates being driven by two drive links, and are assembled in one or more the lamp groups on two loading plates；
One transmission mechanism, is assembled in the plurality of perforation, and the transmission mechanism connects with the drive link drive connection group of two light source groups；
Wherein, it is the center of circle with scanned object, when light source is adjusted, the transmission mechanism Synchronous Transmission two drive links, two drive links is driven two loading plates, make two light source groups synchronous according to scanned object for the center of circle circumferentially and different directions are moved, to provide effective line scanning module, enable that image data effectively highlights difference, be beneficial to and be used as image analysing computer and flaw identification.
2. multiplexing light source line scanning module as claimed in claim 1, it is characterised in that two two ends of drive link respectively have two symmetrical interior driven gears with the side wall adjacent.
3. multiplexing light source line scanning module as claimed in claim 1, it is characterized in that, two loading plates are the aluminium extruded type body of the curved shape of section, respectively there is the flank of tooth engaged with two interior driven gears on two back sides of loading plate, there is a depressed part on two top surfaces of loading plate, there is a hollow passage between the top surface of the loading plate and the back side again, in have in the both ends of the surface of the loading plate two it is symmetrical and to should adjusting hole joining hole, two joining holes connect two locking parts with group.
4. multiplexing light source line scanning module as claimed in claim 3, it is characterised in that the plurality of lamp group respectively has a circuit board and a light fixture to be assembled on the depressed part in the plurality of lamp group, the light fixture is lighted by circuit board driving.
5. multiplexing light source line scanning module as claimed in claim 3, it is characterized in that, the transmission mechanism includes an actuating element, and driving gear, an even gears group and an odd gearset group in a plurality of perforation of pivot joint, the driving gear drive the even gears group and the odd gearset group with synchronous.
6. multiplexing light source line scanning module as claimed in claim 5, it is characterised in that the even gears group includes one first driven gear and one first outer driven gear, and the first outer driven gear is connected to through on one end of the drive link of the perforation
, and it is corresponding with the interior driven gear on drive link.
7. multiplexing light source line scanning module as claimed in claim 6, it is characterized in that, the odd gearset group includes one second driven gear, one the 3rd driven gear and one is fixed on another drive link one end for passing the perforation, and the second outer driven gear corresponding with another interior driven gear.
8. multiplexing light source line scanning module as claimed in claim 5, it is characterised in that the actuating element is motor.
9. multiplexing light source line scanning module as claimed in claim 1, it is characterised in that also include one or more secondary light source groups, the secondary light source group has the auxiliary lamp composition of a circuit board and a circuit board electrical connection, and is assembled in second assembly chamber lower section.
10. multiplexing light source line scanning module as claimed in claim 1, it is characterized in that, also include one or more spectroscopes, the first speculum of one or more, one or more second speculums, one or more condenser lenses and one or more images read module, the spectroscope is assembled on the optical channel of first assembly chamber and second assembly chamber, first speculum group is loaded in the 3rd assembly chamber and positioned at spectroscope lower section, and it is oblique to should the second speculum, second speculum is to should condenser lens, the image reads module group assembling in the 3rd assembly chamber and to should condenser lens.
11. multiplexing light source line scanning modules as claimed in claim 10, it is characterised in that the image reads module and includes a CCD camera lenses and one constituted with the signal processing circuit board of CCD camera lens electrical connections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510949338.6A CN106899778B (en) | 2015-12-18 | 2015-12-18 | Multiplexing light source line scanning module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510949338.6A CN106899778B (en) | 2015-12-18 | 2015-12-18 | Multiplexing light source line scanning module |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106899778A true CN106899778A (en) | 2017-06-27 |
| CN106899778B CN106899778B (en) | 2018-11-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510949338.6A Expired - Fee Related CN106899778B (en) | 2015-12-18 | 2015-12-18 | Multiplexing light source line scanning module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113533205A (en) * | 2021-07-23 | 2021-10-22 | 广州拓普斯电子科技有限公司 | Multi-optical-source-line scanning inspection machine for high-quality imaging |
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| US20020195542A1 (en) * | 2001-06-20 | 2002-12-26 | Scott Baggs | Space-saving flatbed scanner |
| CN2641672Y (en) * | 2003-06-30 | 2004-09-15 | 力捷电脑股份有限公司 | Light source device |
| TW200835300A (en) * | 2007-02-14 | 2008-08-16 | Creative Sensor Inc | Image reading apparatus |
| CN102014234A (en) * | 2010-12-22 | 2011-04-13 | 威海华菱光电有限公司 | Contact image sensor |
| TW201334502A (en) * | 2012-02-10 | 2013-08-16 | Creative Sensor Inc | Contact image sensing device |
| CN204334724U (en) * | 2015-01-20 | 2015-05-13 | 威海华菱光电股份有限公司 | Contact-type image sensor |
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2015
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Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20020195542A1 (en) * | 2001-06-20 | 2002-12-26 | Scott Baggs | Space-saving flatbed scanner |
| CN2641672Y (en) * | 2003-06-30 | 2004-09-15 | 力捷电脑股份有限公司 | Light source device |
| TW200835300A (en) * | 2007-02-14 | 2008-08-16 | Creative Sensor Inc | Image reading apparatus |
| CN102014234A (en) * | 2010-12-22 | 2011-04-13 | 威海华菱光电有限公司 | Contact image sensor |
| TW201334502A (en) * | 2012-02-10 | 2013-08-16 | Creative Sensor Inc | Contact image sensing device |
| CN204334724U (en) * | 2015-01-20 | 2015-05-13 | 威海华菱光电股份有限公司 | Contact-type image sensor |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113533205A (en) * | 2021-07-23 | 2021-10-22 | 广州拓普斯电子科技有限公司 | Multi-optical-source-line scanning inspection machine for high-quality imaging |
| CN113533205B (en) * | 2021-07-23 | 2024-06-14 | 广州拓普斯电子科技有限公司 | High-quality imaging multi-light source line scanning inspection machine |
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| CN106899778B (en) | 2018-11-27 |
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Granted publication date: 20181127 Termination date: 20201218 |