CN100548056C - A kind of induction type 2D-3D autostereoscopic display apparatus - Google Patents
A kind of induction type 2D-3D autostereoscopic display apparatus Download PDFInfo
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- CN100548056C CN100548056C CNB2008101057923A CN200810105792A CN100548056C CN 100548056 C CN100548056 C CN 100548056C CN B2008101057923 A CNB2008101057923 A CN B2008101057923A CN 200810105792 A CN200810105792 A CN 200810105792A CN 100548056 C CN100548056 C CN 100548056C
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Abstract
The invention discloses a kind of induction type 2D-3D autostereoscopic display apparatus, comprising: two-dimensional/three-dimensional display unit and detection processing unit.Survey processing unit and be used for detection information, and control described two-dimensional/three-dimensional display unit according to result of detection and work in corresponding show state.When surveying processing unit and determine the beholder and be positioned at the stereos copic viewing district of this induction type 2D-3D autostereoscopic display apparatus, provide first to drive to this two-dimensional/three-dimensional display unit; Otherwise, second driving that is different from described first driving is provided to the two-dimensional/three-dimensional display unit; Described two-dimensional/three-dimensional display unit is used for display plane image under described first drive controlling, perhaps shows stereo-picture under described second drive controlling.In the such scheme of the present invention, this induction type 2D-3D autostereoscopic display apparatus can need not beholder's manual operation, intelligent degree height according to the beholder position active display plane image or the stereo-picture that detect.
Description
Technical field
The present invention relates to the stereo display field, relate in particular to a kind of induction type 2D-3D autostereoscopic display apparatus that can select two dimensional mode and three-dimensional display pattern according to the beholder position automatically.
Background technology
Automatic stereo is shown as people and has opened new demonstration field, the especially appearance of 2D-3D autostereoscopic display apparatus, important breakthrough on the Display Technique historical progress especially.The 2D-3D autostereoscopic display apparatus has 2D and two display modes of 3D, is respectively applied for to beholder's display plane image and 3-D view.For example: when the beholder needs browsing page or carries out the copy editor, often require display to work in the 2D display mode; And when the beholder appreciates film or other videos, all wish to see picture true to nature, at this moment, the 2D-3D autostereoscopic display apparatus often works in the 3D display mode.
Figure 1 shows that a kind of structural representation of existing 2D-3D autostereoscopic display apparatus.This device comprises two-dimensional/three-dimensional display unit 1 and switching control 2, wherein, two-dimensional/three-dimensional display unit 1 comprises: the substrate 13 that to send the display floater 11 of plane picture light, post lenticulation 12, surface be the plane, be filled in the liquid crystal 14 between post lenticulation 12 and the substrate 13, all be covered with conducting film 15 on the opposite face of post lenticulation 12 and substrate 13.Switching control 2 comprises: switch 16 and voltage source 17, and an output of this voltage source 17 directly connects the conducting film on the described post lenticulation 12, and another output is connected to conducting film on the substrate 13 by switch 16.Because the switching displaying principle of two-dimensional/three-dimensional display unit has been technique known in detail, therefore the operation principle of 2D-3D autostereoscopic display apparatus shown in Figure 1 is described in detail no longer.In brief, in the device shown in Figure 1, switching control 2 by conducting film 15 outputs of liquid crystal 14 both sides in two-dimensional/three-dimensional display unit 1 or not output voltage to realize the selection of display mode, be that the beholder can be by making switch 16 be in " opening " state so that this 2D-3D autostereoscopic display apparatus shows stereo-picture, and when the beholder makes switch 16 be in " pass " state, this 2D-3D autostereoscopic display apparatus display plane image.
How existing switching control needs beholder's manual operation as shown in Figure 1 when realizing the switching of display mode.As everyone knows, the viewing areas of a 2D-3D autostereoscopic display apparatus comprises viewing area, plane and stereos copic viewing district.Before the stereos copic viewing district was the 2D-3D autostereoscopic display apparatus, the beholder can see the zone of stereo-picture, and the zone that can see display image outside the stereos copic viewing district is the viewing area, plane.Generally speaking, any one viewing location arrives the fore-and-aft distance of the display surface of this 2D-3D autostereoscopic display apparatus in the viewing area, plane less than any one viewing location in the stereos copic viewing district to the fore-and-aft distance of the display surface of 2D-3D autostereoscopic display apparatus, therefore, for large-sized 2D-3D autostereoscopic display apparatus, when if the hand control switch of switching control is arranged on the display of two-dimensional/three-dimensional display unit, the beholder needs to watch near returning the stereos copic viewing district behind the display operation hand control switch, brings very big inconvenience to the beholder like this.In addition, if adopt long-distance remote control equipment that display is carried out the display mode switching controls, the beholder also needs to carry remote control equipment and carries out manual operation.Therefore, need a kind of intelligent switching control, can sense the beholder automatically and the two-dimensional/three-dimensional display unit is shown control.
Summary of the invention
The object of the present invention is to provide a kind of induction type 2D-3D autostereoscopic display apparatus, this device can be surveyed beholder's positional information, and according to automatic display plane image of result of detection or stereo-picture, easy to use and intelligent degree height.
A kind of induction type 2D-3D autostereoscopic display apparatus provided by the invention comprises the two-dimensional/three-dimensional display unit and surveys processing unit.Described detection processing unit is used to survey position of human body information, and controls described two-dimensional/three-dimensional display unit according to result of detection and work in two dimensional mode or three-dimensional display pattern.
Described detection processing unit is an infrared detection device.
Described infrared detection device is surveyed human infrared signal, determines whether the signal strength values that detects is in the predetermined threshold range, and provides corresponding driving according to definite result to described two-dimensional/three-dimensional display unit.
Described infrared detection device determines whether the signal strength values that detects is in the predetermined threshold range, and provide corresponding driving to described two-dimensional/three-dimensional display unit according to definite result, comprise:, then provide first of its display plane image is driven to described two-dimensional/three-dimensional display unit if described infrared detection device is determined the signal strength values that detects greater than first threshold; Otherwise, second driving that makes its demonstration stereo-picture is provided to described two-dimensional/three-dimensional display unit.
Described infrared detection device determines whether the signal strength values that detects is in the predetermined threshold range, and provide corresponding driving to described two-dimensional/three-dimensional display unit according to definite result, comprise:, then provide first of its display plane image is driven to described two-dimensional/three-dimensional display unit if described infrared detection device is determined the signal strength values that detects greater than first threshold or less than second threshold value; Otherwise, second driving that makes its demonstration stereo-picture is provided to described two-dimensional/three-dimensional display unit; Wherein, described second threshold value is less than described first threshold.
In the above-mentioned induction type 2D-3D autostereoscopic display apparatus, described detection processing unit can comprise: people's face detecting unit and at least one image unit: described image unit, be used for periodically obtaining the scene image of presumptive area, and the scene image of described presumptive area is offered described people's face detecting unit; Described people's face detecting unit is used for scene image to described presumptive area and carries out people's face and detect, and controls described two-dimensional/three-dimensional display unit according to people's face testing result and work in two dimensional mode or three-dimensional display pattern.
When above-mentioned presumptive area is the viewing area, plane of described induction type 2D-3D autostereoscopic display apparatus, described image unit periodically obtains the scene image of viewing area, described plane, and the scene image of viewing area, described plane is offered described people's face detecting unit; Described people's face detecting unit is as if in the scene image that detects viewing area, described plane people's face being arranged, then providing to described two-dimensional/three-dimensional display unit drives first of its display plane image, otherwise, second driving that makes its demonstration stereo-picture is provided to described two-dimensional/three-dimensional display unit.
When described presumptive area was the stereos copic viewing district of described induction type 2D-3D autostereoscopic display apparatus: described image unit periodically obtained the scene image in described stereos copic viewing district, and the scene image in described stereos copic viewing district is offered described people's face detecting unit; Described people's face detecting unit is as if in the scene image that detects described stereos copic viewing district people's face being arranged, then providing to described two-dimensional/three-dimensional display unit makes it show that second of stereo-picture drives, otherwise, first driving that makes its display plane image is provided to described two-dimensional/three-dimensional display unit.
Any one was no signal output during above-mentioned all first drivings and second drove.
In the such scheme provided by the invention, owing to survey the positional information that processing unit can detect the beholder, and make this induction type 2D-3D autostereoscopic display apparatus work in 2D display mode or 3D display mode automatically according to result of detection, this device not only is easy to realize, and need not the beholder and carry out manual operation, intelligent degree height.
Description of drawings
Fig. 1 is a kind of structural representation of existing 2D-3D autostereoscopic display apparatus;
The induction type 2D-3D autostereoscopic display apparatus schematic diagram that Fig. 2 provides for the embodiment of the invention;
Wherein a kind of induction type 2D-3D autostereoscopic display apparatus structural representation that Fig. 3 provides for the embodiment of the invention;
The another kind of induction type 2D-3D autostereoscopic display apparatus structural representation that Fig. 4 provides for the embodiment of the invention.
Embodiment
Below in conjunction with accompanying drawing, specify the embodiment of the invention.
A kind of induction type 2D-3D autostereoscopic display apparatus that Fig. 2 provides for the embodiment of the invention, this device comprises: two-dimensional/three-dimensional display unit 21 and detection processing unit 22.
Survey processing unit 22, be used for detection information, and control described two-dimensional/three-dimensional display unit according to result of detection and work in corresponding show state.
Wherein, this detection processing unit 22 can be surveyed the device of human body information for any one, as: infrared detection device, comprise the sniffer of people's face detecting unit etc., when detection processing unit 22 detects man-hour is arranged in the presumptive area, send corresponding driving to the two-dimensional/three-dimensional display unit, to control described two-dimensional/three-dimensional display unit display plane image or stereo-picture.Described presumptive area can be the viewing area, plane or the stereos copic viewing district of this induction type 2D-3D autostereoscopic display apparatus.
Below be elaborated with the induction type 2D-3D autostereoscopic display apparatus that comprises people's face detecting unit to comprising infrared detection device respectively.
Existing Infrared Detectors is a kind of radiant energy transducer, the infrared energy that is used for receiving is converted to other forms of energy such as the electric energy being convenient to measure or observe, heat energy, for example, after Infrared Detectors is collected extraneous infrared light, the infrared light of collecting can be converted to signal of telecommunication output.Occurring in nature, any object that is higher than absolute temperature (273 degree) all will produce infrared spectrum, and the infrared energy wavelength that the object of different temperatures discharges has nothing in common with each other, and promptly infrared wavelength is relevant with the height of temperature.In the embodiment of the invention, adopt the highstrung Infrared Detectors of human body infrared wavelength (8 μ m～12 μ m).
Figure 3 shows that a kind of induction type 2D-3D autostereoscopic display apparatus structural representation that the embodiment of the invention provides, this device comprises: two-dimensional/three-dimensional display unit 21 and infrared detection device 32.
Preferably, if desired at the nearby square display plane image of the display surface of induction type 2D-3D autostereoscopic display apparatus, and just can see stereo-picture in the position outside described display surface, then when the signal strength values that detects of infrared sniffer 32 during greater than predetermined first threshold (beholder is in the viewing area, plane), described infrared detection device 32 provides first to drive to two-dimensional/three-dimensional display unit 21, otherwise, when the signal strength values that detects of infrared sniffer 32 during smaller or equal to described first threshold (beholder is in the stereos copic viewing district), described infrared detection device 32 to two-dimensional/three-dimensional display unit 21 provide be different from first drive second drive.Described first threshold can for: on the beholder is positioned at direction perpendicular to the display surface of induction type 2D-3D autostereoscopic display apparatus, during the position of first interface in viewing area, plane and stereos copic viewing district, the signal strength values that described infrared detection device 32 detects.In addition, if the stereos copic viewing district that needs is perpendicular to a distance range on the direction of the display surface of induction type 2D-3D autostereoscopic display apparatus, then also need preestablish second threshold value less than described first threshold, described second threshold value can for: when the beholder is positioned at second interface position of hanging down as for vertically the going up of the display surface of induction type 2D-3D autostereoscopic display apparatus, stereos copic viewing district and viewing area, plane, the signal strength values that described infrared detection device 32 detects.When the signal strength values that detects of infrared sniffer 32 during greater than described first threshold or less than described second threshold value, infrared detection device 32 provides first to drive to two-dimensional/three-dimensional display unit 21, otherwise infrared detection device 32 provides second to drive to two-dimensional/three-dimensional display unit 21.Two-dimensional/three-dimensional display unit 21 is used under first drive controlling, and the display plane image perhaps under second drive controlling, shows stereo-picture.
The definition of the above-mentioned first threshold and second threshold value only is a kind of preferred implementation, in fact can be according to watching needs that the first threshold and second threshold value are set.
Preferably, in order to eliminate the interference of the infrared light that all the other objects send in the viewing area, plane, can adopt the infrared detection device that is coated with special filter plate on the irradiation face.
Described the first/the second drives the signals such as voltage, electric current that show the solid/plane images for the described two-dimensional/three-dimensional display unit 21 of control.In addition, as long as first driving and second drives to triggering the unlike signal of two-dimensional/three-dimensional display unit 21 display plane images and stereo-picture respectively.In fact, described first drive and second driving among any can refer to that infrared detection device 32 do not export any signal, for example, in the induction type 2D-3D autostereoscopic display apparatus shown in Figure 3, if two-dimensional/three-dimensional display unit 21 is a two-dimensional/three-dimensional display unit 1 shown in Figure 1, and described infrared detection device 32 self comprises the voltage source (this moment, induction type 2D-3D autostereoscopic display apparatus did not comprise switching control shown in Figure 1 2) of an energy output voltage, when then the signal strength values that detects when infrared sniffer 32 is smaller or equal to first threshold or smaller or equal to first threshold and more than or equal to second threshold value, infrared detection device 32 does not provide voltage to the conducting film 15 of liquid crystal 14 both sides of this two-dimensional/three-dimensional display unit 21, and this moment, the two-dimensional/three-dimensional display unit 21 showed stereo-pictures; Otherwise infrared detection device 32 provides a nonzero value voltage (first drives), two-dimensional/three-dimensional display unit 21 display plane images at this moment to the conducting film 15 of liquid crystal 14 both sides.
In the induction type 2D-3D autostereoscopic display apparatus of above-mentioned employing infrared detection device 22, infrared detection device can detect beholder's positional information, and according to the beholder present position, controls described two-dimensional/three-dimensional display unit 21 and show corresponding image.
Existing human face detection tech detects the technology of people's face and position thereof, size, number, direction etc. exactly in multi-medium data (as digital signals such as image, videos).Human face detection tech has been a comparatively mature technique at present, has also described this technology in a lot of patent documentations, for example: disclosed human face detection tech among Chinese patent literature CN1570953A, CN100336070C and the CN1226017C etc.Another that Figure 4 shows that the embodiment of the invention and provide adopts the induction type 2D-3D autostereoscopic display apparatus structural representation of existing human face detection tech, and this device comprises: two-dimensional/three-dimensional display unit 21 and survey processing unit 40.Described detection processing unit 40 comprises image unit 41 and people's face detecting unit 42.
Image unit 41 is used for periodically obtaining the scene image of presumptive area (viewing area, plane or stereos copic viewing district) and sending people's face detecting unit 42 to.Image unit 41 can be installed on the described two-dimensional/three-dimensional display unit 21, for example: this device can be the camera on the display outer frame that is installed on two-dimensional/three-dimensional display unit 21, makes the image pickup scope of this camera be adjusted into described presumptive area during installation in advance.Preferably, be the limitation of the image pickup scope that remedies the part camera, survey processing unit 40 and can comprise a plurality of image units 41.
People's face detecting unit 42 is used for scene image to the presumptive area received and carries out people's face and detect, and provides respective drive according to people's face testing result to two-dimensional/three-dimensional display unit 21.Concrete working condition is: when described presumptive area is elected the viewing area, plane of this induction type 2D-3D autostereoscopic display apparatus as, if people's face detecting unit 42 detects in the scene image of viewing area, plane people's face is arranged, then provide first to drive to two-dimensional/three-dimensional display unit 21, otherwise, provide second to drive to two-dimensional/three-dimensional display unit 21; And when described presumptive area is elected the stereos copic viewing district of this induction type 2D-3D autostereoscopic display apparatus as, if people's face detecting unit 42 detects in the scene image in stereos copic viewing district people's face is arranged, then provide second to drive to two-dimensional/three-dimensional display unit 21, otherwise, provide first to drive to two-dimensional/three-dimensional display unit 21.Because people's face detecting unit and method have been technique known, no longer describe in detail herein.For example, people's face detecting unit 42 can adopt disclosed embedded human face automatic detection equipment based on DSP among the Chinese patent CN1224900C, or adopts the device that disclosed technology is carried out the detection of people's face among patent CN100336070C or the CN1633944A to the scene image of viewing area, plane.
In the foregoing description provided by the invention, by adopting a detection processing unit detection information, and provide corresponding driving to the two-dimensional/three-dimensional display unit according to result of detection, therefore this induction type 2D-3D autostereoscopic display apparatus can manually be selected display mode and need not the beholder according to the corresponding image of the intelligent demonstration in beholder position.
Except that above-mentioned embodiment, also induction type 2D-3D autostereoscopic display apparatus that the embodiment of the invention can be provided and existing manual type 2D-3D autostereoscopic display apparatus (device as shown in Figure 1) combine, to obtain a kind of induction type 2D-3D autostereoscopic display apparatus that has manual controlled function and automatic inducing function concurrently.For example: when specifically implementing, can make detection processing unit and existing switching control adopt same voltage source, and a single-pole double-throw switch (SPDT) is set so that of surveying in processing unit and the switching control can provide the first/the second driving voltage to the two-dimensional/three-dimensional display unit at the output of this voltage source, be not described in detail in this.
Above-mentioned embodiment only is schematic; rather than restrictive, those skilled in the art is not breaking away under the scope situation that this method aim and claim protect under the enlightenment of this method; can also make a lot of distortion, these all belong within protection scope of the present invention.
Claims (10)
1, a kind of induction type 2D-3D autostereoscopic display apparatus, comprise the two-dimensional/three-dimensional display unit, it is characterized in that, also comprise the detection processing unit, be used to survey position of human body information, and control described two-dimensional/three-dimensional display unit according to result of detection and work in two dimensional mode or three-dimensional display pattern.
2, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 1 is characterized in that described detection processing unit is an infrared detection device.
3, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 2, it is characterized in that, described infrared detection device is surveyed human infrared signal, determine whether the signal strength values that detects is in the predetermined threshold range, and provide corresponding driving to described two-dimensional/three-dimensional display unit according to definite result.
4, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 3, it is characterized in that, described infrared detection device determines whether the signal strength values that detects is in the predetermined threshold range, and provide corresponding driving to described two-dimensional/three-dimensional display unit according to definite result, comprise:, then provide first of its display plane image is driven to described two-dimensional/three-dimensional display unit if described infrared detection device is determined the signal strength values that detects greater than first threshold; Otherwise, second driving that makes its demonstration stereo-picture is provided to described two-dimensional/three-dimensional display unit.
5, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 3, it is characterized in that, described infrared detection device determines whether the signal strength values that detects is in the predetermined threshold range, and provide corresponding driving to described two-dimensional/three-dimensional display unit according to definite result, comprise:, then provide first of its display plane image is driven to described two-dimensional/three-dimensional display unit if described infrared detection device is determined the signal strength values that detects greater than first threshold or less than second threshold value; Otherwise, second driving that makes its demonstration stereo-picture is provided to described two-dimensional/three-dimensional display unit;
Wherein, described second threshold value is less than described first threshold.
As claim 4 or 5 described a kind of induction type 2D-3D autostereoscopic display apparatus, it is characterized in that 6, any one was no signal output during described first driving and second drove.
7, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 1 is characterized in that described detection processing unit comprises: people's face detecting unit and at least one image unit:
Described image unit is used for the scene image that periodicity is obtained presumptive area, and the scene image of described presumptive area is offered described people's face detecting unit;
Described people's face detecting unit is used for scene image to described presumptive area and carries out people's face and detect, and controls described two-dimensional/three-dimensional display unit according to people's face testing result and work in two dimensional mode or three-dimensional display pattern.
8, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 7 is characterized in that, described presumptive area is the viewing area, plane of described induction type 2D-3D autostereoscopic display apparatus,
Described image unit periodically obtains the scene image of viewing area, described plane, and the scene image of viewing area, described plane is offered described people's face detecting unit;
Described people's face detecting unit is as if in the scene image that detects viewing area, described plane people's face being arranged, then providing to described two-dimensional/three-dimensional display unit drives first of its display plane image, otherwise, second driving that makes its demonstration stereo-picture is provided to described two-dimensional/three-dimensional display unit.
9, a kind of induction type 2D-3D autostereoscopic display apparatus as claimed in claim 7 is characterized in that, described presumptive area is the stereos copic viewing district of described induction type 2D-3D autostereoscopic display apparatus,
Described image unit periodically obtains the scene image in described stereos copic viewing district, and the scene image in described stereos copic viewing district is offered described people's face detecting unit;
Described people's face detecting unit is as if in the scene image that detects described stereos copic viewing district people's face being arranged, then providing to described two-dimensional/three-dimensional display unit makes it show that second of stereo-picture drives, otherwise, first driving that makes its display plane image is provided to described two-dimensional/three-dimensional display unit.
10, a kind of as claimed in claim 8 or 9 induction type 2D-3D autostereoscopic display apparatus is characterized in that, any one was no signal output during described first driving and second drove.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102137265A (en) * | 2010-01-25 | 2011-07-27 | 宏碁股份有限公司 | Three-dimensional image switching display method and digital display system |
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| KR20100075068A (en) * | 2008-12-24 | 2010-07-02 | 삼성전자주식회사 | Three dimensional image display and control method thereof |
| US8826184B2 (en) | 2010-04-05 | 2014-09-02 | Lg Electronics Inc. | Mobile terminal and image display controlling method thereof |
| US8565830B2 (en) | 2010-05-12 | 2013-10-22 | Lg Electronics Inc. | Mobile terminal and method of displaying 3D images thereon |
| KR101753801B1 (en) * | 2010-06-10 | 2017-07-04 | 엘지디스플레이 주식회사 | Liquid crystal display device and driving method for thereof |
| CN102316335A (en) * | 2010-07-09 | 2012-01-11 | 联想(北京)有限公司 | Display effect control device, method and electronic equipment |
| CN102469321A (en) * | 2010-11-16 | 2012-05-23 | 承景科技股份有限公司 | Two-dimensional/three-dimensional dual-purpose display system capable of automatically switching operation mode |
| US20120133733A1 (en) * | 2010-11-26 | 2012-05-31 | Hidenori Sakaniwa | Three-dimensional video image processing device, three-dimensional display device, three-dimensional video image processing method and receiving device |
| CN102186094B (en) * | 2011-04-29 | 2014-04-09 | 深圳超多维光电子有限公司 | Method and device for playing media files |
| CN102316337B (en) * | 2011-05-16 | 2014-02-12 | 深圳超多维光电子有限公司 | 2D-3D display mode switching method and corresponding display equipment |
| JP5306422B2 (en) * | 2011-07-19 | 2013-10-02 | 株式会社東芝 | Image display system, apparatus, method, and medical image diagnostic apparatus |
| CN112929634A (en) * | 2019-12-05 | 2021-06-08 | 北京芯海视界三维科技有限公司 | Multi-view naked eye 3D display device and 3D image display method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102137265A (en) * | 2010-01-25 | 2011-07-27 | 宏碁股份有限公司 | Three-dimensional image switching display method and digital display system |
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Owner name: SHENZHEN SUPERD PHOTOELECTRONIC CO., LTD. Free format text: FORMER OWNER: BEIJING SUPER-MULTI-DIMENSIONAL SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20100322 |
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Free format text: CORRECT: ADDRESS; FROM: 100738 04-05, 15/F, EAST 1ST BUSINESS HOUSE, DONGFANG ECONOMY AND BUSINESS CITY, DONGFANG PLAZA, NO.1, EAST CHANGAN STREET, DONGCHENG DISTRICT, BEIJING CITY TO: 518000 ROOM 1210, JINMIN BUILDING, ZIZHU 6TH ROAD, ZHUZILIN, FUTIAN DISTRICT, SHENZHEN CITY |
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Effective date of registration: 20100322 Address after: 518000 Shenzhen city Futian District road six min Zhuzilin Shichiku building room 1210 Patentee after: SHENZHEN SUPER PERFECT OPTICS Ltd. Address before: 100738, Beijing, Dongcheng District, East Chang'an Avenue, No. 1 East Plaza, Dongfang economic and Trade East, an office building, 15 floor, 04-05 Patentee before: Beijing Chaoduowei Technology Co.,Ltd. |
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Effective date of registration: 20180803 Address after: 518000 Room 201, building A, No. 1, Qian Wan Road, Qianhai Shenzhen Hong Kong cooperation zone, Shenzhen, Guangdong (Shenzhen Qianhai business secretary Co., Ltd.) Patentee after: SUPERD Co.,Ltd. Address before: 518000 room 1210, Jin min mansion, six Zizhu Road, Zhuzi forest, Futian District, Shenzhen Patentee before: SHENZHEN SUPER PERFECT OPTICS Ltd. |
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Granted publication date: 20091007 |