CN203761516U - Device for controlling 3D glasses, 3D glasses, and a 3D system - Google Patents
Device for controlling 3D glasses, 3D glasses, and a 3D system Download PDFInfo
- Publication number
- CN203761516U CN203761516U CN201320724326.XU CN201320724326U CN203761516U CN 203761516 U CN203761516 U CN 203761516U CN 201320724326 U CN201320724326 U CN 201320724326U CN 203761516 U CN203761516 U CN 203761516U
- Authority
- CN
- China
- Prior art keywords
- glasses
- signal
- analog switch
- eyeglass
- analog
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Withdrawn - After Issue
Links
Landscapes
- Testing, Inspecting, Measuring Of Stereoscopic Televisions And Televisions (AREA)
Abstract
The utility model provides a method and device for controlling 3D glasses, 3D glasses, and a 3D system. The device for controlling the 3D glasses includes: three analog switches which are used to open / close control a left lens and right lens of the 3D glasses according to an output signal; a synchronization communication module which is used to receive a synchronization signal emitted by a 3D display device; and a micro controller. The micro controller is used to open and close the three analog switches according to the synchronization signal, so that the output signal of the three analog switches satisfies the following conditions: all duty ratios of signals outputted by the three analog switches are 50%; a signal timing outputted by a second analog switch is a reference sequence; a signal timing outputted by a first analog switch is a pi / 2 before or behind the reference timing; and a signal timing outputted by a third analog switch is a pi / 2 behind or before the reference timing. According to the invention, the 3D glasses cost is reduced, and the stability of the 3D glasses in use is enhanced.
Description
Technical field
The utility model relates to 3D technical field, particularly a kind of device, 3D glasses and 3D system of controlling 3D glasses.
Background technology
In the time watching 3D film, display device carries out interleave to 3D film and plays and send simultaneously frame synchronizing signal, 3D glasses are by receiving the frame synchronizing signal of sending from display device, after being separated, interleave signal controls the break-make of left and right LCD eyeglass, correspondence is sent into beholder's right and left eyes, utilize the instantaneous of human eye to persist, realize watching of 3D film.
Current 3D glasses are on the market in the time controlling the break-make of left and right LCD eyeglass, conventionally adopt four analog switches to realize, described four analog switches connect respectively control terminal L1, L2, R1 and the R2 of corresponding left and right eyeglass, by described left and right LCD eyeglass is discharged and recharged, to realize the variation of deflection angle of LCD liquid crystal array, thereby control the break-make of left and right LCD eyeglass.Its process is as shown in Figure 1:
The t1 moment: two additional positive field of control terminal of left eyeglass are light tight state; Two control terminal potential-frees of right eyeglass are poor, are light transmission state, and the right eye picture that display device shows is sent into right eye by right eyeglass.
The t2 moment: two control terminal potential-frees of left eyeglass are poor, are light transmission state; The additional reverse electric field of two control terminals of right eyeglass, is light tight state, and the left eye picture that display device shows is sent into left eye by left eyeglass.
In the t3 moment, the additional reverse electric field of two control terminals of left eyeglass, is light tight state; Two control terminal potential-frees of right eyeglass are poor, are light transmission state, and the right eye picture that display device shows is sent into right eye by right eyeglass.
In the t4 moment, two control terminal potential-frees of left eyeglass are poor, are light transmission state; Two additional positive field of control terminal of right eyeglass, are light tight state, and the left eye picture that display device shows is sent into left eye by left eyeglass.
Said process successively circulates.
According to foregoing description, although four analog switches can be realized the break-make control to 3D glasses left and right LCD eyeglass,, four analog switches can cause the problem of poor stability, raising product cost.
Utility model content
The utility model provides a kind of device, 3D glasses and 3D system of the 3D of control glasses, and to solve, product cost is high, the problem of poor stability.
The utility model provides a kind of device of the 3D of control glasses, and described device comprises:
Three analog switches, for according to its output signal, the left eyeglass to 3D glasses and right eyeglass carry out opening/closing control; Wherein, first analog switch is connected with the first control terminal of the left eyeglass of described 3D glasses; second analog switch is connected with the second control terminal of the left eyeglass of described 3D glasses and the first control terminal of the right eyeglass of described 3D glasses respectively, and the 3rd analog switch is connected with the second control terminal of the right eyeglass of described 3D glasses;
Synchronous communication module, for receiving from the synchronizing signal of 3D display device transmitting;
Microcontroller, for according to the open and close of three analog switches described in described synchronizing signal control, makes the output signal of described three analog switches meet following condition:
The duty ratio of the signal of described three analog switches output is 50%, and the signal sequence of exporting taking described second analog switch is as benchmark sequential, the signal sequence of described first analog switch output shifts to an earlier date with respect to benchmark sequential or postpones pi/2, and the signal sequence of described the 3rd analog switch output is with respect to benchmark sequential time delay or shift to an earlier date pi/2.
Preferably, described device also comprises:
Boost module, for generation of the driving voltage for the work of described 3D eyeglass, and exports described driving voltage to described three analog switches.
Preferably, described three analog switches are specifically for the voltage of the signal of exporting when voltage and described second analog switch of the signal of described first analog switch output, and electrical potential difference is 0 o'clock, and the left eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the left eyeglass of described 3D glasses is closed;
When the voltage of signal of described second analog switch output and the voltage of the signal of described the 3rd analog switch output, electrical potential difference is 0 o'clock, and the right eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the right eyeglass of described 3D glasses is closed.
Preferably, the frequency of the signal of described three analog switches output is 30Hz.
The utility model also provides a kind of 3D glasses, and described 3D glasses comprise: the device of control 3D glasses as above.
The utility model provides a kind of 3D system, and described 3D system comprises: 3D display device and 3D glasses as above.
The beneficial effect of the utility model embodiment is: by the output signal of control simulation switch, four analog switches are improved into three analog switches, realize the break-make control to 3D glasses left and right eyeglass, thereby reduce the cost of 3D glasses, strengthen 3D glasses stability in use.
Brief description of the drawings
Fig. 1 is the sequential chart of four analog switch control left and right eyeglass break-makes in prior art;
Fig. 2 is the structure chart of a kind of device of controlling 3D glasses of the utility model one embodiment;
Fig. 3 is another structure chart of a kind of device of controlling 3D glasses of the utility model one embodiment;
Fig. 4 is the sequential chart of three analog switch control left and right eyeglass break-makes of the utility model one embodiment;
Fig. 6 is the structure chart of a kind of 3D system of the utility model one embodiment;
Fig. 7 is the flow chart of a kind of method of controlling 3D glasses of the utility model one embodiment; And
Fig. 8 is another flow chart of a kind of method of controlling 3D glasses of the utility model one embodiment.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with accompanying drawing, the utility model execution mode is described in further detail.
Referring to Fig. 2, the structure chart of the device of a kind of 3D of control glasses that provide for the utility model one embodiment, described device 200 comprises:
Three analog switches 210, for according to its output signal, the left eyeglass to 3D glasses and right eyeglass carry out opening/closing control; Wherein, first analog switch is connected with the first control terminal of the left eyeglass of described 3D glasses; second analog switch is connected with the second control terminal of the left eyeglass of described 3D glasses and the first control terminal of the right eyeglass of described 3D glasses respectively, and the 3rd analog switch is connected with the second control terminal of the right eyeglass of described 3D glasses;
Synchronous communication module 220, for receiving from the synchronizing signal of 3D display device transmitting;
Microcontroller 230, for according to the open and close of three analog switches described in described synchronizing signal control, makes the output signal of described three analog switches meet following condition:
The duty ratio of the signal of described three analog switches output is 50%, and the signal sequence of exporting taking described second analog switch is as benchmark sequential, the signal sequence of described first analog switch output shifts to an earlier date with respect to benchmark sequential or postpones pi/2, and the signal sequence of described the 3rd analog switch output is with respect to benchmark sequential time delay or shift to an earlier date pi/2.
In the time that the signal sequence of described first analog switch output shifts to an earlier date pi/2 with respect to benchmark sequential, the signal sequence of described the 3rd analog switch output is with respect to benchmark sequential time delay pi/2; Or when the signal sequence of described first analog switch output is during with respect to benchmark sequential time delay pi/2, the signal sequence of described the 3rd analog switch output shifts to an earlier date pi/2 with respect to benchmark sequential.
Fig. 3 is the structure chart of a kind of device of controlling 3D glasses of the utility model one embodiment; As shown in Figure 3, described device 300 comprises and also comprises three analog switches 310, synchronous communication module 320, microcontroller 330 and boost module 340, wherein, the function of described three analog switches 310 is consistent with the function of three analog switches 210 in Fig. 2, the function of described synchronous communication module 320 is consistent with the function of the synchronous communication module 220 in Fig. 2, the function of described microcontroller 330 is consistent with the function of the microcontroller 230 in Fig. 2, will repeat no more herein;
Described boost module 340, for generation of the driving voltage for the work of described 3D eyeglass, and exports described driving voltage to described three analog switches.
In an embodiment of the present utility model, described three analog switches specifically for:
When the voltage of signal of described first analog switch output and the voltage of the signal of described second analog switch output, electrical potential difference is 0 o'clock, and the left eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the left eyeglass of described 3D glasses is closed;
When the voltage of signal of described second analog switch output and the voltage of the signal of described the 3rd analog switch output, electrical potential difference is 0 o'clock, and the right eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the right eyeglass of described 3D glasses is closed.
In an embodiment of the present utility model, the frequency of the signal of described three analog switches output is 30Hz.
Fig. 4 is the sequential chart of three analog switch control left and right eyeglass break-makes of the utility model one embodiment; Concrete, first analog switch is connected with the first control terminal L1 of the left eyeglass of described 3D glasses, second analog switch is connected with the second control terminal L2 of the left eyeglass of described 3D glasses and the first control terminal R1 of the right eyeglass of described 3D glasses respectively, the 3rd analog switch is connected with the second control terminal R2 of the right eyeglass of described 3D glasses, and its sequential chart is corresponding as follows:
The t1 moment: two additional positive field of control terminal of left eyeglass are light tight state; Two control terminal potential-frees of right eyeglass are poor, are light transmission state, and the right eye picture that display device shows is sent into right eye by right eyeglass.
The t2 moment: two control terminal potential-frees of left eyeglass are poor, are light transmission state; Two additional positive field of control terminal of right eyeglass, are light tight state, and the left eye picture that display device shows is sent into left eye by left eyeglass.
In the t3 moment, the additional reverse electric field of two control terminals of left eyeglass, is light tight state; Two control terminal potential-frees of right eyeglass are poor, are light transmission state, and the right eye picture that display device shows is sent into right eye by right eyeglass.
In the t4 moment, two control terminal potential-frees of left eyeglass are poor, are light transmission state; The additional reverse electric field of two control terminals of right eyeglass, is light tight state, and the left eye picture that display device shows is sent into left eye by left eyeglass.
The said process that circulates successively, thus realize the opening/closing control of three analog switches to left and right eyeglass, wherein, "/" herein represent " or " relation.
Fig. 5 is the structure chart of a kind of 3D glasses of the utility model one embodiment; As shown in Figure 5, described 3D glasses 500 comprise: the device 510 of control 3D glasses as above; In this embodiment, the function of the function of device 510 of described control 3D glasses and the device 300 of the device 200 of above-mentioned control 3D glasses or above-mentioned control 3D glasses is consistent, will repeat no more herein.
Fig. 6 is the structure chart of a kind of 3D system of the utility model one embodiment; As shown in Figure 6, described 3D system 600 comprises: 3D display device 610 and 3D glasses 620 as above; In this embodiment, described 3D glasses 620 are consistent with 3D glasses 500 functions in Fig. 5, will repeat no more herein.
Fig. 7 is the flow chart of a kind of method of controlling 3D glasses of the utility model one embodiment; Described method comprises:
The synchronizing signal that S710, reception are launched from 3D display device;
S720, according to the open and close of three analog switches of described synchronizing signal control, make the output signal of described three analog switches meet following condition:
The duty ratio of the signal of described three analog switches output is 50%, and the signal sequence of exporting taking described second analog switch is as benchmark sequential, the signal sequence of described first analog switch output shifts to an earlier date with respect to benchmark sequential or postpones pi/2, and the signal sequence of described the 3rd analog switch output is with respect to benchmark sequential time delay or shift to an earlier date pi/2;
The left eyeglass to 3D glasses and right eyeglass carry out opening/closing control according to its output signal for S730, described three analog switches, wherein, first analog switch is connected with the first control terminal of the left eyeglass of described 3D glasses, second analog switch is connected with the second control terminal of the left eyeglass of described 3D glasses and the first control terminal of the right eyeglass of described 3D glasses respectively, and the 3rd analog switch is connected with the second control terminal of the right eyeglass of described 3D glasses.
Fig. 8 is another flow chart of a kind of method of controlling 3D glasses of the utility model one embodiment, and described method comprises:
The synchronizing signal that S810, reception are launched from 3D display device;
S820, according to the open and close of three analog switches of described synchronizing signal control, make the output signal of described three analog switches meet following condition:
The duty ratio of the signal of described three analog switches output is 50%, and the signal sequence of exporting taking described second analog switch is as benchmark sequential, the signal sequence of described first analog switch output shifts to an earlier date with respect to benchmark sequential or postpones pi/2, and the signal sequence of described the 3rd analog switch output is with respect to benchmark sequential time delay or shift to an earlier date pi/2;
S830, generation supply the driving voltage of described 3D eyeglass work, and export described driving voltage to described three analog switches;
The left eyeglass to 3D glasses and right eyeglass carry out opening/closing control according to its output signal for S840, described three analog switches, wherein, first analog switch is connected with the first control terminal of the left eyeglass of described 3D glasses, second analog switch is connected with the second control terminal of the left eyeglass of described 3D glasses and the first control terminal of the right eyeglass of described 3D glasses respectively, and the 3rd analog switch is connected with the second control terminal of the right eyeglass of described 3D glasses.
In an embodiment of the present utility model, according to its output signal, the left eyeglass to 3D glasses and right eyeglass carry out opening/closing control and comprise described three analog switches:
When the voltage of signal of described first analog switch output and the voltage of the signal of described second analog switch output, electrical potential difference is 0 o'clock, and the left eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the left eyeglass of described 3D glasses is closed;
When the voltage of signal of described second analog switch output and the voltage of the signal of described the 3rd analog switch output, electrical potential difference is 0 o'clock, and the right eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the right eyeglass of described 3D glasses is closed.
In an embodiment of the present utility model, the frequency of the signal of described three analog switches output is 30Hz.
The beneficial effect of the utility model embodiment is: by the output signal of control simulation switch, four analog switches are improved into three analog switches, realize the break-make control to 3D glasses left and right eyeglass, thereby reduce the cost of 3D glasses, strengthen 3D glasses stability in use.
The foregoing is only preferred embodiment of the present utility model, be not intended to limit protection range of the present utility model.All any amendments of doing, be equal to replacement, improvement etc. within spirit of the present utility model and principle, be all included in protection range of the present utility model.
Claims (6)
1. a device of controlling 3D glasses, is characterized in that, described device comprises:
Three analog switches, for according to its output signal, the left eyeglass to 3D glasses and right eyeglass carry out opening/closing control; Wherein, first analog switch is connected with the first control terminal of the left eyeglass of described 3D glasses; second analog switch is connected with the second control terminal of the left eyeglass of described 3D glasses and the first control terminal of the right eyeglass of described 3D glasses respectively, and the 3rd analog switch is connected with the second control terminal of the right eyeglass of described 3D glasses;
Synchronous communication module, for receiving from the synchronizing signal of 3D display device transmitting;
Microcontroller, for according to the open and close of three analog switches described in described synchronizing signal control, makes the output signal of described three analog switches meet following condition:
The duty ratio of the signal of described three analog switches output is 50%, and the signal sequence of exporting taking described second analog switch is as benchmark sequential, the signal sequence of described first analog switch output shifts to an earlier date with respect to benchmark sequential or postpones pi/2, and the signal sequence of described the 3rd analog switch output is with respect to benchmark sequential time delay or shift to an earlier date pi/2.
2. device as claimed in claim 1, is characterized in that, described device also comprises:
Boost module, for generation of the driving voltage for the work of described 3D eyeglass, and exports described driving voltage to described three analog switches.
3. device as claimed in claim 2, is characterized in that, described three analog switches specifically for:
When the voltage of signal of described first analog switch output and the voltage of the signal of described second analog switch output, electrical potential difference is 0 o'clock, and the left eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the left eyeglass of described 3D glasses is closed;
When the voltage of signal of described second analog switch output and the voltage of the signal of described the 3rd analog switch output, electrical potential difference is 0 o'clock, and the right eyeglass of described 3D glasses is opened; Electrical potential difference is not 0 o'clock, and the right eyeglass of described 3D glasses is closed.
4. the device as described in claim 1-3 any one, is characterized in that, the frequency of the signal of described three analog switches output is 30Hz.
5. 3D glasses, is characterized in that, described 3D glasses comprise:
The device of the control 3D glasses as described in claim 1-4 any one.
6. a 3D system, is characterized in that, described 3D system comprises:
3D display device and 3D glasses as claimed in claim 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320724326.XU CN203761516U (en) | 2013-11-15 | 2013-11-15 | Device for controlling 3D glasses, 3D glasses, and a 3D system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320724326.XU CN203761516U (en) | 2013-11-15 | 2013-11-15 | Device for controlling 3D glasses, 3D glasses, and a 3D system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203761516U true CN203761516U (en) | 2014-08-06 |
Family
ID=51256744
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320724326.XU Withdrawn - After Issue CN203761516U (en) | 2013-11-15 | 2013-11-15 | Device for controlling 3D glasses, 3D glasses, and a 3D system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203761516U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686132A (en) * | 2013-11-15 | 2014-03-26 | 青岛歌尔声学科技有限公司 | Method and device for controlling 3D glasses, 3D glasses, and 3D system |
-
2013
- 2013-11-15 CN CN201320724326.XU patent/CN203761516U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686132A (en) * | 2013-11-15 | 2014-03-26 | 青岛歌尔声学科技有限公司 | Method and device for controlling 3D glasses, 3D glasses, and 3D system |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101813827B (en) | Infrared active-shutter type 3D spectacle system | |
| CN201718004U (en) | Digital shutter-type 3D glasses system | |
| CN203761516U (en) | Device for controlling 3D glasses, 3D glasses, and a 3D system | |
| CN103152593A (en) | Three-dimensional (3D) synchronizing signal transmission method, 3D synchronizing signal transmission device and 3D television | |
| CN102348122A (en) | Active shutter type stereoscopic image display system, device, glasses and control method | |
| CN103686132B (en) | A kind of device of control 3D glasses, method, 3D glasses and 3D system | |
| CN102457735B (en) | Implementation method of compatible 3D shutter glasses | |
| CN102004322A (en) | 3D spectacles and energy saving control method and controller of same | |
| CN102710957A (en) | Control method for stereoscopic vision system | |
| CN102566118B (en) | Double-layer switchable three-dimensional liquid crystal display and operation method thereof | |
| CN201830397U (en) | Three dimensional (3D) television system implementing synchronization by Bluetooth mode | |
| CN202678646U (en) | Intelligent socket | |
| CN103376559A (en) | 3D glasses system, control method, 3D display device and 3D glasses | |
| CN202631857U (en) | Three dimensional (3D) glass system, 3D display device and 3D glasses | |
| CN203250068U (en) | 3D glasses | |
| CN102769767A (en) | Method and system for synchronizing 3D (three-dimensional) television and 3D glasses | |
| CN103139582B (en) | Shutter switch timing adjusting device and adjusting method thereof | |
| CN202268978U (en) | System and equipment for realizing watching different frames in a same screen at the same time | |
| CN202634615U (en) | Television with three-dimensional (3D) function | |
| CN202794713U (en) | 3D (Three Dimensional) glasses with touch key | |
| CN201789598U (en) | 3D television system | |
| CN201878284U (en) | Shutter-type three-dimension (3D) glasses display system | |
| CN204144980U (en) | A kind of can the rechargeable 3D glasses of automatic charging | |
| CN102681188A (en) | Method for controlling two-dimensional and three-dimensional switching 3D glasses system | |
| CN103347192A (en) | Control method and control device for three-dimensional liquid crystal glass lenses and three-dimensional glasses |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20140806 Effective date of abandoning: 20150902 |
|
| RGAV | Abandon patent right to avoid regrant |