CN206459811U - A kind of test device of projector optical data - Google Patents
A kind of test device of projector optical data Download PDFInfo
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- CN206459811U CN206459811U CN201621427014.2U CN201621427014U CN206459811U CN 206459811 U CN206459811 U CN 206459811U CN 201621427014 U CN201621427014 U CN 201621427014U CN 206459811 U CN206459811 U CN 206459811U
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Abstract
The utility model discloses a kind of test device of projector optical data, including shading casing and the test pattern for projector, color block areas is provided with test pattern, one end of shading casing is provided with the transmission mechanism that illumination photometer is moved to test position to install tested projecting apparatus, the other end of shading casing；Transmission mechanism includes being connected with several planetary gears around centrally-disposed master gear, master gear, and each planetary gear is connected with one from gear, out of, gear is arranged on driver plate chute；Master gear and an illumination photometer is each respectively arranged with from gear；Master gear drives planetary gear when rotating, and exports to compensate the difference of illumination photometer translational speed in chute by the gearratio of the linear velocity between the two gear and angular speed, control illumination photometer is moved to tested position；Its testing efficiency and test accuracy rate are high, applied widely, can improve the quality of production and production efficiency of projecting apparatus.
Description
Technical field
The utility model is related to the technical field of performance test of projecting apparatus, and in particular to a kind of survey of projector optical data
Trial assembly is put.
Background technology
With the development of shadow casting technique, projecting apparatus, also known as projector are increasingly widely applied, and projecting apparatus is made
Equipment on image or VIDEO PROJECTION to curtain can be passed through the different same computers of interface, VCD (Video to be a kind of
Compact Disc, video and audio CD disc), DVD (digital versatile disc), BD (Blu-ray Disc, Blu-ray Disc), game machine,
DV (Digital Video, DV) etc. is connected, to play corresponding vision signal；Projecting apparatus extensively should
For family, office, school and public place of entertainment, it is different according to working method, is divided into CRT and (uses cathode-ray picture tube
Colour picture monitor), LCD (Liquid Crystal Display, liquid crystal display), DLP (Digital Light
Procession, digital light processing) etc. different type；Projecting apparatus in process of production, in order to ensure product quality, it is necessary to throw
The optical data of shadow instrument is tested.
The optical data test job of existing projecting apparatus, it is more right respectively by using the illumination photometer that several positions are fixed
Several (such as nine) test points in projecting apparatus imaging are tested, and it is fixed due to the position of illumination photometer, so one
Denier changes tested projecting apparatus, then the tester cannot be applicable, and cause the presence of the problem of versatility is poor；And it needs
By being manually adjusted fixation to the position of illumination photometer, cause in the degree of accuracy, accuracy and testing efficiency is relatively low asks
Topic, so as to reduce the quality of production and production efficiency of projecting apparatus；Further, since some projecting apparatus use LED/light source, LED/light source
Cause the characteristic of brightness decay with the rising with working time and temperature, and use the illumination photometer that position is fixed to the projection
When instrument is tested, the problem of more causing the accuracy of test so that the test mode scope of application is restricted.
Utility model content
The utility model provides a kind of test device of projector optical data, to solve existing projector optical number
According to the versatility present in test equipment and method of testing is poor, the testing efficiency and degree of accuracy is low and the scope of application is restricted etc. asks
Topic.
The utility model provides a kind of test device of projector optical data, including shading casing and confession projecting apparatus are thrown
Color block areas is provided with the test pattern of shadow, test pattern, one end of shading casing to install tested projecting apparatus, its
It is characterised by, the other end of shading casing is provided with the transmission mechanism that illumination photometer is moved to test position；
Transmission mechanism includes being connected with several planetary gears around centrally-disposed master gear, master gear, often
Individual planetary gear is connected with one from gear, out of, gear is arranged on driver plate chute；Master gear is with each from gear
On be respectively arranged with an illumination photometer；
Master gear drives planetary gear when rotating, and is exported by the gearratio of the linear velocity between the two gear and angular speed
To compensate the difference of illumination photometer translational speed in chute, control illumination photometer is moved to tested position.
The beneficial effects of the utility model are：The test device of this projector optical data of the present utility model, first,
It is by several transportable illumination photometers and is provided with the test pattern of color block areas and tests the brightness uniformity of projecting apparatus
Property, chromaticity coordinates and projected picture bad pixel, it, equally can be by adjusting moveable illumination photometer after projecting apparatus is changed
Position, realize and the optical data of the projecting apparatus after replacing tested, to solve existing projector optical data test
The problem of versatility present in equipment and method of testing is poor, its versatility is good, easy to use, practical；
Secondly, it drives the planetary gear around master gear by the master gear set by transmission mechanism in center,
Due to each planetary gear again be provided with illumination photometer, be arranged on being connected from gear in chute so that by gear it
Between linear velocity and the gearratio of angular speed export to compensate the difference of illumination photometer translational speed in chute, control illumination photometer is accurate
Tested position really is moved to, to solve existing projector optical data test equipment and the test present in method of testing
The problem of efficiency and low test accuracy, its automaticity is high, and test error is small, greatly improves testing efficiency and test is accurate
Degree；
Again, it can also carry out providing test by changing the illumination photometer of different sensitivity for different testing standards,
And controllable moving direction can also be increased by increasing from gear, so as to increase test point, to solve existing projecting apparatus
The restricted problem of the scope of application present in optical data test equipment and method of testing, it can be applied to a variety of tests will
Ask, and the concrete structure of its transmission mechanism is easy on design concept basis of the present utility model, will according to specific test
The flexible adjustment of progress is asked, so as to preferably adapt to the test of projector optical data under different situations, advantageously in guarantor
The quality of production of projecting apparatus is demonstrate,proved, the market competitiveness is improved.
Brief description of the drawings
Fig. 1 is a kind of structural representation of the test device of projector optical data of the utility model one embodiment；
Fig. 2 is a kind of top view of the test device of projector optical data of the utility model one embodiment；
Fig. 3 is a kind of side view of the test device of projector optical data of the utility model one embodiment；
Fig. 4 is a kind of knot of the transmission mechanism of the test device of projector optical data of the utility model one embodiment
Structure schematic diagram；
Fig. 5 is a kind of bowing for the transmission mechanism of the test device of projector optical data of the utility model one embodiment
View；
Fig. 6 is a kind of showing for the test pattern of the test device of projector optical data of the utility model one embodiment
It is intended to.
Embodiment
A kind of prior art that optical data to projecting apparatus is tested is：The photograph fixed by using several positions
Degree meter is tested several (such as nine) test points in projecting apparatus imaging respectively, and it consolidates due to the position of illumination photometer
Fixed, so once changing tested projecting apparatus, then the tester cannot be applicable, and cause to exist that versatility is poor to ask
Topic；And it needs, by being manually adjusted fixation to the position of illumination photometer, to cause in the degree of accuracy, accuracy and test effect
The problem of rate is relatively low, so as to reduce the quality of production and production efficiency of projecting apparatus；Further, since some projecting apparatus use LED light
Source, LED/light source has as the rising of working time and temperature causes the characteristic of brightness decay, and uses the illumination of position fixation
When meter is tested the projecting apparatus, the problem of more causing the accuracy of test so that the test mode scope of application
It is restricted.
Design concept of the present utility model is：For the versatility present in existing projector optical data test mode
Poor, test accuracy and the problems such as testing efficiency is relatively low and the scope of application is restricted, the utility model uses a set of automation
The high test device of degree completes the test of above-mentioned projector optical data, so as to reduce Human disturbance factor, improves test effect
Rate and test accuracy；In addition, the technical solution of the utility model utilizes the linear velocity between gear by using transmission mechanism
Export to compensate the difference of illumination photometer translational speed in chute with the gearratio of angular speed, illumination photometer can be controlled to move exactly
Tested position is moved, is tested so as to the optical data fast and effeciently to projecting apparatus, is surveyed so as to further improve
The efficiency of examination and the degree of accuracy, meanwhile, improve the versatility of test mode；In addition, the technical solution of the utility model can pass through
Replacing to illumination photometer and the accommodation to transmission mechanism concrete structure, to meet different testing requirements, its is applied widely, energy
The quality of production and production efficiency of projecting apparatus is enough effectively ensured.
Embodiment one
Fig. 1 is a kind of structural representation of the test device of projector optical data of the utility model one embodiment；
Fig. 2 is a kind of top view of the test device of projector optical data of the utility model one embodiment；Fig. 3 is that this practicality is new
A kind of side view of the test device of the projector optical data of type one embodiment；Fig. 4 is the utility model one embodiment
A kind of projector optical data test device transmission mechanism structural representation；Fig. 5 is one implementation of the utility model
A kind of top view of the transmission mechanism of the test device of projector optical data of example；
Referring to Fig. 1 to Fig. 5, the test device of the projector optical data, including shading casing 1 and for projector
Test pattern 2, color block areas is provided with test pattern 2, one end of shading casing 1 hides to install tested projecting apparatus 3
The other end of light box body 1 is provided with the transmission mechanism 4 that illumination photometer 5 is moved to test position；
Transmission mechanism 4 includes being connected with several planets around centrally-disposed master gear 401, master gear 401
Gear 402, each planetary gear 402 is connected with one from gear 403, and the chute on driver plate 404 is arranged on from gear 403
In 405；Master gear 401 and an illumination photometer 5 is each respectively arranged with from gear 403；
Planetary gear 402 is driven when master gear 401 is rotated, passes through the linear velocity between the two gear and the transmission of angular speed
The difference of the translational speed in chute 405 of illumination photometer 5 is compensated than exporting, control illumination photometer 5 is moved to tested position.
It can be seen that, the test device of the projector optical data of the present embodiment by some moveable illumination photometers 5 and is set
The test pattern 2 of color block areas is equipped with to test the brightness uniformity, chromaticity coordinates and projected picture bad picture of tested projecting apparatus 3
Vegetarian refreshments, equally can be by the mobile position for adjusting illumination photometer 5, to the tested trial throw after replacing after tested projecting apparatus 3 is changed
The optical data of shadow instrument 3 is tested, and its versatility is good, practical；It passes through the linear velocity between gear and angular speed
Gearratio exports to compensate the difference of the translational speed in chute of illumination photometer 5, and control illumination photometer 5 is shifted exactly to tested position
Put, automaticity is high, test error is small, improve testing efficiency and test accuracy；The concrete structure of its transmission mechanism 4 can be with
On design concept basis of the present utility model, flexible adjustment is carried out according to specific test request, for example, increases planet tooth
Wheel 402 and the quantity from gear 403, preferably to adapt to the test of the optical data of tested projecting apparatus 3 under different situations, more
Plus ensure the quality of production of projecting apparatus, improve the market competitiveness.
It should be noted that controllable moving direction can be increased by increasing the quantity from gear 403, so as to increase
Plus test point, to be needed suitable for the test of different situations.The edge of driver plate 404 and the side of shading casing 1 can be divided
Corresponding bolt hole is not set, and the two can be interfixed by setting screw in bolt hole, such as driver plate 404 is set
Be set to rectangle, shading casing 1 is arranged to the lateral cross section rectangle consistent with driver plate 404, then can be at the edge of driver plate 404
Bolt hole is set respectively on four angles at place, while also setting corresponding respectively on four angles of the side of shading casing 1
Bolt hole, then interfixes the two by setting screw in bolt hole.Can be with the exterior lateral sides of shading casing 1
Handle is set, moved to take in order to be moved to it.
Embodiment two
It is specific implementation institute of the emphasis to the transmission mechanism of the test device of projector optical data in the present embodiment
The explanation done, other guide is referring to other embodiment of the present utility model.
It is surround referring to Fig. 1, Fig. 3 to Fig. 5, around master gear 401 and is connected with eight planetary gears 402；
Chute 405 is set to " rice " font, and master gear 401 is arranged on the center position of the chute 405 of " rice " font, often
It is individual from gear 403 is separately positioned on branch's chute of the chute 405 of " rice " font.
Include it should be noted that eight planetary gears 402 are connected to one from gear 403, the i.e. transmission mechanism 4
Eight be separately positioned in branch's chute of the chute 405 of " rice " font from gear 403, then a master gear 401 and eight
An illumination photometer 5 is respectively arranged with from gear 403, that is, has nine illumination photometers 5, so as to realize to being tested projecting apparatus
The test job of nine test points on 3 its perspective plane, and the position of nine test points can need to be changed according to test,
After test point is changed, it is only necessary to by rotating master gear 401, drive planetary gear 402 to drive again from gear 403 by it, make
Obtain and moved from gear 403 in its corresponding branch's chute, can just cause each illumination photometer 5 to be moved respectively to corresponding test point
Tested at position, in such manner, it is possible to the versatility and the scope of application of the test device are improved, while its automaticity is high,
Meet the test request of high accuracy.In addition, the shape and composition and the quantity from gear of chute 405, can be according to survey
Be changed the need for examination, the structure of chute 405 of the present embodiment and from the quantity of gear 403 be schematical citing, it is actual
Using when according to the conditions of actual conditions and can need to carry out structural adjustment, be not limited to specific described in the present embodiment
Structure, as long as can solve the technical solution of the utility model by the thinking principle of the technical solution of the utility model and want
The technical problem of solution, obtains the technique effect acquired by the technical solution of the utility model.
Embodiment three
It is specific implementation institute of the emphasis to the test pattern of the test device of projector optical data in the present embodiment
The explanation done, other guide is referring to other embodiment of the present utility model.
Fig. 6 is a kind of showing for the test pattern of the test device of projector optical data of the utility model one embodiment
It is intended to；
Referring to Fig. 6, the quantity of color block areas is nine, and nine color block areas L1 to L9 symmetrically line up three rows three
Row；So, can be more all-sidedly and accurately to being tested projecting apparatus 3 using nine color block areas for being uniformly and symmetrically distributed arrangement
Optical data is tested, the parameter such as testing its illumination uniformity so that test result more science is reliable.
It should be noted that color block areas can be the color block areas of a monoblock, such as one piece of full frame solid block of color region,
Can be multiple color block areas arranged evenly on screen；Color block areas can be white, for example, surveyed by nine illumination photometers 5
The optical datas such as brightness uniformity, the chromaticity coordinates of the tested projecting apparatus 3 of examination, can also be shot by camera and project to tested trial throw
White picture on the curtain of shadow instrument 3, to test projected picture bad pixel；Color block areas can also for red, green etc. its
His solid block of color region；The particular number and arrangement mode of color block areas, and its color selection, can be according to tested projection
Parameter that instrument 3 is tested is different, the difference of test request carries out selection setting, the need for more preferable adaptive testing.
It is preferred that, it is provided with area of the pattern at the position on test pattern 2 in addition to color block areas；In such manner, it is possible to according to
The need for the tested different parameters of projecting apparatus 3 are tested, progress color block areas with the setting of the area of the pattern at external position, with
The optical data of the tested projecting apparatus 3 of the different projection pictures of test is realized, so as to more fully and effectively test tested trial throw
Other every optical datas of shadow instrument 3.
It is preferred that, it is located in shading casing 1 directly over tested projecting apparatus 3 or is provided with photograph at location directly below
Machine, camera is connected with computer, is provided with computer in IMAQ analysis software, software and is configured with illuminance testing standard
Value；So, the image on the screen of tested projecting apparatus 3 to area of the pattern imaging can be shot by camera, now according to
Camera is arranged on directly over tested projecting apparatus 3 or at location directly below, and the image captured by it has most reliable reference
Value；Then by this image transmitting to computer, through IMAQ analysis software carry out Treatment Analysis, and with the illuminance measuring of configuration
Examination standard value be analyzed, with comprehensively, rapidly draw test result.
It is preferred that, illumination photometer is replaced by the illumination photometer 5 of different sensitivity according to different illuminance testing standard values；This
Sample, can be applied to a variety of test requests, beneficial on design concept basis of the present utility model, be wanted according to specific test
The flexible adjustment of progress is asked, so as to preferably adapt to the test of the optical data of tested projecting apparatus 3 under different situations, more
Advantageously ensure that the quality of production of projecting apparatus.
The test device of projector optical data of the present utility model when in use, tested projecting apparatus 3 is arranged on and hidden
One end of light box body 1；Transmission mechanism 4 is arranged on to the other end of shading casing 1；Test pattern 2 is placed on tested projection
On the lantern slide placement location of instrument 3；According to the position of the test point of required test, master gear 401 is rotated, to drive planet tooth
Wheel 402, is exported by the gearratio of the linear velocity between the two gear and angular speed and is moved to compensate illumination photometer 5 in chute 405
The difference of dynamic speed, control illumination photometer 5 is moved to tested position；The reading of illumination photometer 5 is read, with illuminance testing standard value
Compare, if the reading of illumination photometer 5 is more than illuminance testing standard value, test result is qualified, and otherwise test result is
It is unqualified.
It should be noted that can increase from gear 403, to increase controllable moving direction, so that increase test point,
To be needed suitable for the test of different situations.
Referring to Fig. 1, Fig. 3 to Fig. 6, the test device of projector optical data of the present utility model when in use, by main tooth
It is surround around wheel 401 and is connected with eight planetary gears 402；Chute 405 is set to " rice " font, master gear 401 is arranged on
The center position of the chute 405 of " rice " font, is each separately positioned on one of the chute 405 of " rice " font from gear 403
In branch's chute；The quantity of color block areas on test pattern 2 is set to nine, i.e. color block areas L1 to L9, by nine colors
Symmetrically line up the row of three row three in block region；By the optical axis and the color lump of center of the illumination photometer 5 set on master gear 401
L5 formed images on projection screen in region intersect vertically, and the intersection point intersected vertically is located at the central point of image；Rotate master gear
401, to drive planetary gear 402, export to compensate remaining by the gearratio of the linear velocity between the two gear and angular speed
The difference of eight translational speeds in chute 405 of illumination photometer 5, controls remaining eight illumination photometer 5 respectively in the chute of " rice " font
Moved in 405 branch's chute, with arrive separately at remaining eight color block areas L1 to L4 and L6 to L9 on projection screen it is formed
The center of image；The reading of illumination photometer 5 is read, is compared with illuminance testing standard value, if the reading of illumination photometer 5 is big
In illuminance testing standard value, then test result is qualified, and otherwise test result is unqualified.
It should be noted that the structure of chute 405 and the quantity setting simply schematical citing from gear 403, wherein,
The shape and composition and the quantity from gear 403 of chute 405, can be according to being changed the need for test, practical application
When according to the conditions of actual conditions and can need to carry out structural adjustment, be not limited to the specific knot described in the present embodiment
Structure, as long as can solve the technical solution of the utility model to be solved by the thinking principle of the technical solution of the utility model
Technical problem certainly, obtains the technique effect acquired by the technical solution of the utility model.
It can be seen that, when in use, it can be realized to tested the test device of projector optical data of the present utility model
The test job of nine test points on its perspective plane of projecting apparatus 3, and nine test points position can be needed according to test into
Row is changed, after test point is changed, it is only necessary to by rotating master gear 401, drives planetary gear 402 to drive again from gear by it
403 so that moved from gear 403 in its corresponding branch's chute, can just it cause each illumination photometer 5 is moved respectively to corresponding
Test point is tested at position, so as to improve the versatility and the scope of application of the test device, its automaticity is high, meets
The test request of high accuracy.
It is also possible that area of the pattern will be set at the position on test pattern 2 in addition to color block areas；
It will be located in shading casing 1 directly over tested projecting apparatus 2 or camera be set at location directly below；
Camera is connected with computer, IMAQ analysis software is installed in computer；Illuminance is provided with software
Testing standard value；
Control camera is taken a picture to area of the pattern, and the image of the area of the pattern of acquisition is collected computer after processing
The illuminance value of image is drawn, the contrast value of the image of area of the pattern is compared with testing standard value, if pair of image
It is more than testing standard value than angle value, then test result is qualified, and otherwise test result is unqualified.
In such manner, it is possible to the need for according to testing projecting apparatus different parameters, carry out color block areas with external position at
The setting of area of the pattern, to realize the optical data for the tested projecting apparatus 3 for testing different projection pictures, so as to have more comprehensively
Other every optical datas of effect ground test projecting apparatus；Meanwhile, it can be shot by camera on the screen of tested projecting apparatus 3
To the image of area of the pattern imaging, now camera is arranged on directly over tested projecting apparatus 3 or at location directly below, its
Captured image has most reliable reference value；Then by this image transmitting to computer, enter through IMAQ analysis software
Row Treatment Analysis, and being analyzed with the illuminance testing standard value of configuration, with comprehensively, rapidly draw test result.
It is also possible that nine illumination photometers 5 are connected with computer, it is provided with analysis display software, software and sets in computer
It is equipped with illuminance testing standard value；
When reading the reading of illumination photometer 5, the numerical value of illumination photometer, and display illumination photometer are shown by analyzing display software
The result that compares of numerical value and illuminance testing standard value.
So so that the reading of illumination photometer 5 can also pass through in addition to it can manually read and be compared with standard value
Analysis in computer shows software to show the numerical value of illumination photometer, and shows the numerical value and illuminance testing standard of illumination photometer 5
The result that value compares, further improves accuracy, the reliability of testing efficiency and test result.
Preferred embodiment of the present utility model is these are only, protection domain of the present utility model is not intended to limit.
All any modification, equivalent substitution and improvements made within spirit of the present utility model and principle etc., are all contained in this practicality new
In the protection domain of type.
Claims (6)
1. a kind of test device of projector optical data, including shading casing and the test pattern for projector, institute
State and color block areas be provided with test pattern, one end of the shading casing is to install tested projecting apparatus, it is characterised in that
The other end of the shading casing is provided with the transmission mechanism that illumination photometer is moved to test position；
The transmission mechanism includes being connected with several planet teeth around centrally-disposed master gear, the master gear
Wheel, each planetary gear is connected with one from gear, described out of, gear is arranged on driver plate chute；The master
Gear is respectively arranged with an illumination photometer with each described from gear；
The master gear drives planetary gear when rotating, and is exported by the gearratio of the linear velocity between the two gear and angular speed
To compensate the difference of illumination photometer translational speed in the chute, the illumination photometer is controlled to be moved to tested position.
2. the test device of projector optical data as claimed in claim 1, it is characterised in that：Surrounding's ring of the master gear
Around being connected with eight planetary gears；
The chute is set to " rice " font, and the master gear is arranged on the center position of the chute of " rice " font, often
It is individual described from gear is separately positioned on branch's chute of the chute of " rice " font.
3. the test device of projector optical data as claimed in claim 1, it is characterised in that：The quantity of the color block areas
For nine, nine color block areas symmetrically line up the row of three row three.
4. the test device of projector optical data as claimed in claim 1, it is characterised in that：Institute is removed on the test pattern
State and be provided with area of the pattern at the position beyond color block areas.
5. the test device of projector optical data as claimed in claim 4, it is characterised in that：It is located in the shading casing
Camera is provided with directly over the tested projecting apparatus or at location directly below, the camera is connected with computer, institute
State and IMAQ analysis software is installed in computer, illuminance testing standard value is configured with the software.
6. the test device of the projector optical data as any one of claim 1-5, it is characterised in that the illumination
Meter is replaced by the illumination photometer of different sensitivity according to different illuminance testing standard values.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621427014.2U CN206459811U (en) | 2016-12-23 | 2016-12-23 | A kind of test device of projector optical data |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621427014.2U CN206459811U (en) | 2016-12-23 | 2016-12-23 | A kind of test device of projector optical data |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206459811U true CN206459811U (en) | 2017-09-01 |
Family
ID=59697212
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621427014.2U Withdrawn - After Issue CN206459811U (en) | 2016-12-23 | 2016-12-23 | A kind of test device of projector optical data |
Country Status (1)
| Country | Link |
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| CN (1) | CN206459811U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644411A (en) * | 2016-12-23 | 2017-05-10 | 歌尔科技有限公司 | Testing device and method for optical data of projector |
| US10447981B2 (en) | 2017-08-30 | 2019-10-15 | Himax Technologies Limited | Active alignment equipment and associated method for testing a plurality of projector modules |
-
2016
- 2016-12-23 CN CN201621427014.2U patent/CN206459811U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106644411A (en) * | 2016-12-23 | 2017-05-10 | 歌尔科技有限公司 | Testing device and method for optical data of projector |
| CN106644411B (en) * | 2016-12-23 | 2023-10-17 | 歌尔光学科技有限公司 | Projector optical data testing device and testing method thereof |
| US10447981B2 (en) | 2017-08-30 | 2019-10-15 | Himax Technologies Limited | Active alignment equipment and associated method for testing a plurality of projector modules |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230105 Address after: 261031 workshop 1, phase III, Geer Photoelectric Industrial Park, 3999 Huixian Road, Yongchun community, Qingchi street, high tech Zone, Weifang City, Shandong Province Patentee after: GoerTek Optical Technology Co.,Ltd. Address before: 266104 Room 308, North Investment Street Service Center, Laoshan District, Qingdao, Shandong. Patentee before: GOERTEK TECHNOLOGY Co.,Ltd. |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20170901 Effective date of abandoning: 20231017 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20170901 Effective date of abandoning: 20231017 |