CN105204215B - A kind of PDLC light modulation film multiple power supplies control system and method - Google Patents
A kind of PDLC light modulation film multiple power supplies control system and method Download PDFInfo
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- CN105204215B CN105204215B CN201510589329.0A CN201510589329A CN105204215B CN 105204215 B CN105204215 B CN 105204215B CN 201510589329 A CN201510589329 A CN 201510589329A CN 105204215 B CN105204215 B CN 105204215B
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- 239000004983 Polymer Dispersed Liquid Crystal Substances 0.000 title claims abstract description 176
- 238000000034 method Methods 0.000 title claims abstract description 20
- 239000011159 matrix material Substances 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims description 9
- 230000009466 transformation Effects 0.000 claims description 7
- 239000012528 membrane Substances 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 7
- 238000002834 transmittance Methods 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 7
- 230000002093 peripheral effect Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 238000005034 decoration Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003631 expected effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000009877 rendering Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1334—Constructional arrangements; Manufacturing methods based on polymer dispersed liquid crystals, e.g. microencapsulated liquid crystals
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Dispersion Chemistry (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
- Road Signs Or Road Markings (AREA)
Abstract
The present invention provides a kind of PDLC light modulation film multiple power supplies control system and method, a kind of PDLC light modulation film multiple power supplies control system includes: PDLC light modulation film matrix, including at least two PDLC dim mould group；At least two multiple power supplies control modules, are separately connected the road PDLC light modulation film Zu Ge PDLC light modulation film, and the matched AC square wave current of ac square wave information group for being converted to and getting the direct current of access supplies each road PDLC light modulation film；Main control unit, connect at least two multiple power supplies control modules, for being exported with the matched ac square wave information group of the default addressing of multiple power supplies control module by executing the configuration information in editable configuration file to each multiple power supplies control module, ac square wave information group includes the ac square wave information of each road PDLC light modulation film.The present invention can reach control effect set by user by controlling the gray scale and light transmittance that at least two multiple power supplies control modules realize more accurately control light modulation film according to the configuration information of editable configuration file.
Description
Technical field
The present invention relates to power supply control field more particularly to a kind of PDLC light modulation film multiple power supplies control systems and method.
Background technique
Currently, PDLC light modulation film will affect its light when being applied with external voltage in outside for polymer dispersed liquid crystals light modulation film
The percent of pass of line is applied to commercial space and decorates so that full impregnated, the impermeable variation to middle gray can be realized, hotel's decoration is thrown
Equal fields are shown in film show.
In the application of PDLC light modulation film, the light modulation parameter of light modulation film is often had in different application scenarios different
It is required that the state between multiple groups light modulation film will also link, in order to cope with the demand of such user, multiple groups light modulation how is controlled
The problem of power supply of film makes PDLC light modulation film show expected effect pattern, is industry urgent need to resolve.
Summary of the invention
The embodiment of the present invention provides a kind of PDLC light modulation film multiple power supplies control system and method, for solving control multiple groups
The power supply of light modulation film makes the problem of multiple PDLC light modulation films editable effect pattern for showing expected gray scale or light transmittance.
The embodiment of the present invention uses following technical scheme:
In a first aspect, providing a kind of PDLC light modulation film multiple power supplies control system, comprising:
PDLC light modulation film matrix, including at least two PDLC dim mould group；
At least two multiple power supplies control modules, each multiple power supplies control module connect the PDLC light modulation
The road Mo Zuge PDLC light modulation film, the matched friendship of ac square wave information group for being converted to and getting the direct current of access
Square wave current is flowed, each road PDLC light modulation film is supplied；
Main control unit connects at least two multiple power supplies control module, for by executing editable configuration file
Interior configuration information is exported with the matched ac square wave information group of the default addressing of the multiple power supplies control module to each multichannel
Energy supply control module, the ac square wave information group include the ac square wave information of each road PDLC light modulation film.
Preferably, the multiple power supplies control module includes the switch mos of power control unit and Ge Lu PDLC light modulation film
Pipe unit；
Power control unit, for the default of each road PDLC light modulation film will to be matched in the ac square wave information group got
The ac square wave information of addressing is sent respectively to each road PDLC light modulation membrane switch mos pipe unit；
The switch mos pipe unit of each road PDLC light modulation film connects the road PDLC light modulation film Zu Ge PDLC light modulation film, uses
In the AC square wave current for the ac square wave information matches that the direct current of access is converted to and is got, described in supply
The road PDLC light modulation film Zu Ge PDLC light modulation film.
Preferably, further include voltage transformation unit, the switch mos pipe unit of each road PDLC light modulation film is connected, for handing over 220V
Galvanic electricity is transformed to 110V direct current.
Preferably, the ac square wave information of each road PDLC light modulation film includes address, the exchange side of PDLC light modulation film
The duty ratio of wave and the duration of ac square wave.
Preferably, the editable configuration file is XML file, and the configuration information in the XML file includes the friendship
Square wave information group is flowed, the ac square wave information group has multiple power supplies control module address information.
Second aspect provides a kind of PDLC light modulation film multiple power supplies control method, for including: in above-mentioned system
The ac square wave information group that the direct current of access is converted to and is got by least two multiple power supplies control modules
Matched AC square wave current supplies the road PDLC light modulation film Zu Ge PDLC light modulation film；
Main control unit exports pre- with the multiple power supplies control module according to the configuration information in editable configuration file
If addressing matched ac square wave information group to each multiple power supplies control module, wherein the ac square wave information group includes each road
The ac square wave information of PDLC light modulation film.
Preferably, at least two multiple power supplies control module is converted to the direct current of access exchanges with what is got
The matched AC square wave current of square wave information group supplies the road PDLC light modulation film Zu Ge PDLC light modulation film, specifically includes:
Power control unit will match the default addressing of each road PDLC light modulation film in the ac square wave information group got
Ac square wave information be sent respectively to the switch mos pipe unit of each road PDLC light modulation film；
The switch mos pipe unit of each road PDLC light modulation film is converted to the direct current of access and the side of exchange that gets
The matched AC square wave current of wave current information supplies the road PDLC light modulation film Zu Ge PDLC light modulation film.
Preferably, at least two multiple power supplies control module is converted to the direct current of access exchanges with what is got
Before the matched AC square wave current of square wave information group, further includes: 220V convert alternating current is 110V direct current by voltage transformation unit.
Preferably, the ac square wave information of each road PDLC light modulation film includes address, the exchange side of PDLC light modulation film
The duty ratio of wave and the duration of ac square wave.
Preferably, the editable configuration file is XML file, and the configuration information in the XML file includes the friendship
Square wave information group is flowed, the ac square wave information group has multiple power supplies control module address information.
Compared with prior art, a kind of PDLC light modulation film multiple power supplies control system and method provided by the invention, have
Below the utility model has the advantages that
The present invention is compiled according to user is customized accordingly by control at least two multiple power supplies control modules sending
The AC square wave current for collecting the configuration information of configuration file to configure gives PDLC light modulation film matrix Zhong Ge road PDLC light modulation film to supply
Electricity may be implemented the gray scale and light transmittance that more accurately control light modulation film, reach control effect set by user.Any transformation group
Close multiple groups light modulation film state, it can be achieved that PDLC light modulation film matrix dynamic change effect.Switch mos pipe unit of the invention can
To configure the duty ratio of AC square wave current by the configuration information of editable configuration file, direct current is converted into voltage variable
Alternating current is the power supply of each road PDLC light modulation film, and the gray scale and light transmittance that more accurately control light modulation film may be implemented.
Detailed description of the invention
Fig. 1 is a kind of structural block diagram one of the embodiment of PDLC light modulation film multiple power supplies control system provided by the invention.
Fig. 2 is a kind of structural block diagram two of the embodiment of PDLC light modulation film multiple power supplies control system provided by the invention.
Fig. 3 is a kind of method flow diagram of the embodiment for providing PDLC light modulation film multiple power supplies control method of the invention
One.
Fig. 4 is a kind of method flow diagram of the embodiment of PDLC light modulation film multiple power supplies control method provided by the invention
Two.
Specific embodiment
To keep the technical problems solved, the adopted technical scheme and the technical effect achieved by the invention clearer, below
It will the technical scheme of the embodiment of the invention will be described in further detail in conjunction with attached drawing, it is clear that described embodiment is only
It is a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those skilled in the art exist
Every other embodiment obtained under the premise of creative work is not made, shall fall within the protection scope of the present invention.
Fig. 1 and Fig. 2 shows a kind of knots of the PDLC light modulation film multiple power supplies control system embodiment provided according to the present invention
Structure schematic diagram.A kind of PDLC light modulation film multiple power supplies control system of the present embodiment mainly includes PDLC light modulation film matrix 10, extremely
Few two multiple power supplies control modules 11 and main control unit 12.
PDLC light modulation film matrix 10, including at least two PDLC dim mould group 101.Wherein, each PDLC dims mould group packet
Include several PDLC light modulation films.
For example, each PDLC light modulation film fixation in multiple PDLC light modulation film groups 101 is spliced into PDLC light modulation film matrix, each
There are 4 road PDLC light modulation films in PDLC light modulation film group 101, can be controlled by controlling the supply voltage of each PDLC light modulation film complete
Thoroughly, the impermeable variation to middle gray is to control the pattern that light modulation film matrix is shown.
At least two multiple power supplies control modules 11, each multiple power supplies control module 11 are separately connected a PDLC light modulation
The road film Zu101Ge PDLC light modulation film is matched for being converted to the direct current of access with the ac square wave information group got
AC square wave current, supply each road PDLC light modulation film.
Preferably, multiple power supplies control module 11 includes the switch mos of power control unit 111 and Ge Lu PDLC light modulation film
Pipe unit 112.
Power control unit 111, for each road PDLC light modulation film will to be matched in the ac square wave information group got
The ac square wave information of default addressing is sent respectively to each road PDLC light modulation membrane switch mos pipe unit.
Wherein, power control unit 111 can be singlechip chip and its peripheral circuit, embedded chip and its periphery electricity
Road etc..
For example, power control unit 111 is singlechip chip and its peripheral circuit, single-chip microcontroller in power control unit 111
4 I/O interfaces be separately connected the switch mos pipe lists 112 of 4 road PDLC light modulation films.
The switch mos pipe unit 112 of each road PDLC light modulation film connects the road PDLC light modulation film Zu Ge PDLC light modulation film, uses
In the AC square wave current for the ac square wave information matches that the direct current of access is converted to and is got, PDLC light modulation film is supplied
The road Zu Ge PDLC light modulation film.
The switch mos pipe unit 112 of each road PDLC light modulation film is switch mos pipe and it matches safety circuit.Specifically
, there is multichannel PDLC light modulation film, switch mos pipe unit also has multichannel, is correspondingly connected between them.Example as above, multiple power supplies control
Switch mos pipe unit 112 of the road molding Kuai11Zhong Mei PDLC light modulation film connect PDLC light modulation film all the way.
Wherein, the ac square wave information of the road ac square wave information Zu Neige PDLC light modulation film includes the ground of PDLC light modulation film
Location, the duty ratio of ac square wave and ac square wave duration.Main control unit passes through the ac square wave of each road PDLC light modulation film
The address of PDLC light modulation film selects the matching export duration of corresponding duty ratio and ac square wave to each road in information
The switch mos pipe unit of PDLC light modulation film.
In example as above, the address of PDLC light modulation film is selected in the ac square wave information that single-chip microcontroller passes through each road PDLC light modulation film
It selects and fits through which I/O interface exports the duty ratio of corresponding ac square wave and the duration control command of ac square wave,
To control the turn-on time of mos pipe within the duration of ac square wave to generate the ac square wave of corresponding duty ratio, and supply
Supply electricity to this road PDLC light modulation film of its connection.
Wherein, the switch mos pipe unit 112 of each road PDLC light modulation film is all connected with an external direct current, for example, each more
Road energy supply control module 11 connects the road PDLC light modulation film Zu101Ge PDLC light modulation film, the power supply of multiple power supplies control module 11
The matched AC square wave current of ac square wave information group that the 110V direct current of access is converted to and is got by input terminal, supply
Each road PDLC light modulation film.
Main control unit 12 connects at least two multiple power supplies control modules 11, for by executing editable configuration file
Interior configuration information is exported with the matched ac square wave information group of the default addressing of multiple power supplies control module to each multiple power supplies
Control module, ac square wave information group include the ac square wave information of each road PDLC light modulation film.
Specifically, editable configuration file can be txt file, conf file, log file etc., editable configuration file
Interior configuration information includes ac square wave information group, and ac square wave information group includes the ac square wave letter of each road PDLC light modulation film
Breath further includes with multiple power supplies control module address information.By executing the configuration information output in editable configuration file
Multiple power supplies control module address information is matched exchanges with the control of the multiple power supplies of the default addressing of multiple power supplies control module
Square wave information group gives each multiple power supplies control module, it is preferred that editable configuration file is XML file, and XML file parses
Cheng Tongyong does not need to program again, only need to insert corresponding configuration information, can use, the configuration information packet in XML file
The ac square wave information group is included, the ac square wave information group has multiple power supplies control module address information.For example, master control
Unit 12 is embedded chip, and each I/0 interface connects a multiple power supplies control module, and main control unit 12 can be compiled by parsing
Configuration file XML file is collected, configuration information is obtained to get to multiple and has multiple power supplies control module address information (I/O interface
Address information) ac square wave information group, matching is with multiple power supplies control module address information and multiple power supplies control module
Default addressing (the I/O interface IP address actually connected), the ac square wave information group of appropriate address is sent to corresponding Multi-path electricity
Source control module.
Preferably, system further includes voltage transformation unit 13, connects the switch mos pipe unit of each road PDLC light modulation film, and being used for will
220V convert alternating current is 110V direct current.
The switch mos pipe unit 112 that 110V DC supply input is given to each road PDLC light modulation film, according to the duty of ac square wave
Than that can generate the alternating current of 0V to 110V for each road PDLC light modulation film, can be as accurate as 1V, make transparency and gray scale more
Precisely, pattern displaying works well.
Fig. 3 and Fig. 4 shows a kind of PDLC light modulation film multiple power supplies control system and embodiment of the method provided by the invention
Flow diagram structural block diagram.A kind of PDLC light modulation film multiple power supplies control method of the present embodiment is used for above-mentioned one kind
In PDLC light modulation film multiple power supplies control system, this method is mainly held by a kind of PDLC light modulation film multiple power supplies control system
Row, comprising the following steps:
S10: main control unit is according to the configuration information output and the multiple power supplies control module in editable configuration file
The matched ac square wave information group of default addressing give each multiple power supplies control module, wherein the ac square wave information group includes
The ac square wave information of each road PDLC light modulation film.
Wherein, the hardware device of main control unit is processor, generally be can include but is not limited to: PC, movement are eventually
End, embedded chip etc..
Specifically, editable configuration file can be txt file, conf file, log file etc., editable configuration file
Interior configuration information includes ac square wave information group, and ac square wave information group includes the ac square wave letter of each road PDLC light modulation film
Breath further includes with multiple power supplies control module address information.
By the default addressing for executing configuration information output and multiple power supplies control module in editable configuration file
The matched ac square wave information group of multiple power supplies control module address information matched gives each multiple power supplies control module, it is preferred that
Editable configuration file is XML file, and the resolving of XML file is general, does not need to program again, need to only insert and match accordingly
Confidence breath, can use, the configuration information in XML file includes the ac square wave information group, the ac square wave information
Group has multiple power supplies control module address information.
For example, main control unit 12 is embedded chip, each I/O interface connects a multiple power supplies control module, master control
Unit 12 obtains configuration information to get to multiple and controls mould with multiple power supplies by parsing editable configuration file XML file
The ac square wave information group of block address information (I/O interface IP address information), matching have multiple power supplies control module address information
With the default addressing (the I/O interface IP address actually connecting) of multiple power supplies control module, by the ac square wave information of appropriate address
Group is sent to corresponding multiple power supplies control module.
The ac square wave that the direct current of access is converted to and is got by S20: at least two multiple power supplies control modules is believed
The matched AC square wave current of breath group supplies the road PDLC light modulation film Zu Ge PDLC light modulation film.
Wherein, at least two multiple power supplies control modules 11 are separately connected PDLC light modulation film Zu101Ge road PDLC light modulation
Film.PDLC light modulation film matrix 10, including at least two PDLC dim mould group 101.Wherein, each PDLC light modulation mould group includes several
A PDLC light modulation film.For example, each PDLC light modulation film fixation in multiple PDLC light modulation film groups 101 is spliced into PDLC light modulation film square
Battle array can control full impregnated, the impermeable variation to middle gray by controlling the supply voltage of each PDLC light modulation film to control
The pattern that light modulation film matrix is shown.
It preferably, further include S201-S202 in step S20.
S201: power control unit will match the default of each road PDLC light modulation film in the ac square wave information group got
The ac square wave information of addressing is sent respectively to each road PDLC light modulation membrane switch mos pipe unit.
For example, power control unit 111 is singlechip chip and its peripheral circuit, single-chip microcontroller in power control unit 111
I/O interface be separately connected the switch mos pipe list 112 of each road PDLC light modulation film.
S202: the switch mos pipe unit of each road PDLC light modulation film is converted to the direct current of access to be exchanged with what is got
The AC square wave current of square wave current information matches supplies the road PDLC light modulation film Zu Ge PDLC light modulation film.
The switch mos pipe unit 112 of each road PDLC light modulation film is switch mos pipe and it matches safety circuit.Specifically
, there is multichannel PDLC light modulation film, switch mos pipe unit also has multichannel, is correspondingly connected between them.Example as above, multiple power supplies control
Switch mos pipe unit 112 of the road molding Kuai11Zhong Mei PDLC light modulation film connect PDLC light modulation film all the way.
Wherein, the ac square wave information of the road ac square wave information Zu Neige PDLC light modulation film includes the ground of PDLC light modulation film
Location, the duty ratio of ac square wave and ac square wave duration.Main control unit passes through the ac square wave of each road PDLC light modulation film
The address of PDLC light modulation film selects the matching export duration of corresponding duty ratio and ac square wave to each road in information
The switch mos pipe unit of PDLC light modulation film.
For example, the address of PDLC light modulation film selects in the ac square wave information that single-chip microcontroller passes through each road PDLC light modulation film
With exporting the duty ratio of corresponding ac square wave and the duration control command of ac square wave by corresponding I/O interface, thus
The turn-on time of mos pipe is controlled within the duration of ac square wave to generate the AC square wave current of corresponding duty ratio, and will
What is generated supplies electricity to this road PDLC light modulation film of its connection.
Wherein, the switch mos pipe unit 112 of each road PDLC light modulation film is all connected with an external direct current, for example, each more
Road energy supply control module 11 connects the road PDLC light modulation film Zu101Ge PDLC light modulation film, the power supply of multiple power supplies control module 11
The matched AC square wave current of ac square wave information group that the 110V direct current of access is converted to and is got by input terminal, supply
Each road PDLC light modulation film.
Preferably, further include S13 before S202: 220V convert alternating current is 110V direct current by voltage transformation unit.
The switch mos pipe unit 112 that 110V DC supply input is given to each road PDLC light modulation film, according to the duty of ac square wave
Than that can generate the alternating current of 0V to 110V for each road PDLC light modulation film, can be as accurate as 1V, make transparency and gray scale more
Precisely, pattern displaying works well.
In conclusion the accurate disparity map of the image with depth information can be generated in the present invention, to show preferably
The acquisition process versatility of the 3D rendering of 3D effect, disparity map is stronger, and step is terse, can realize disparity map on different platforms
Generation.
The above-described embodiments merely illustrate the principles and effects of the present invention, and is not intended to limit the present invention.It is any ripe
The personage for knowing this technology all without departing from the spirit and scope of the present invention, carries out modifications and changes to above-described embodiment.Cause
This, institute is complete without departing from the spirit and technical ideas disclosed in the present invention by those of ordinary skill in the art such as
At all equivalent modifications or change, should be covered by the claims of the present invention.
Claims (8)
1. a kind of PDLC light modulation film multiple power supplies control system characterized by comprising
PDLC light modulation film matrix, including at least two PDLC dim mould group；
At least two multiple power supplies control modules, each multiple power supplies control module connect a PDLC light modulation film group
Each road PDLC light modulation film, for the direct current of access to be converted to and the matched side of exchange of ac square wave information group that gets
Wave electric current supplies each road PDLC light modulation film；
Main control unit connects at least two multiple power supplies control module, for by executing in editable configuration file
Configuration information is exported with the matched ac square wave information group of the default addressing of the multiple power supplies control module to each multiple power supplies
Control module, the ac square wave information group include the ac square wave information of each road PDLC light modulation film；Each road PDLC light modulation
The ac square wave information of film includes the duration of the address of PDLC light modulation film, the duty ratio of ac square wave and ac square wave.
2. the system as claimed in claim 1, which is characterized in that the multiple power supplies control module include power control unit and
The switch mos pipe unit of each road PDLC light modulation film；
Power control unit, for the default addressing of each road PDLC light modulation film will to be matched in the ac square wave information group got
Ac square wave information be sent respectively to each road PDLC light modulation membrane switch mos pipe unit；
The switch mos pipe unit of each road PDLC light modulation film connects the road PDLC light modulation film Zu Ge PDLC light modulation film, and being used for will
The AC square wave current for the ac square wave information matches that the direct current of access is converted to and is got, supplies the PDLC tune
The road light Mo Zuge PDLC light modulation film.
3. system as claimed in claim 2, which is characterized in that further include voltage transformation unit, connect opening for each road PDLC light modulation film
Mos pipe unit is closed, for being 110V direct current by 220V convert alternating current.
4. the system as claimed in claim 1, which is characterized in that the editable configuration file is XML file, the XML text
Configuration information in part includes the ac square wave information group, and the ac square wave information group is with multiple power supplies control module
Location information.
5. a kind of PDLC light modulation film multiple power supplies control method is used in system according to any one of claims 1-4, special
Sign is, comprising:
Main control unit exports the default volume with the multiple power supplies control module according to the configuration information in editable configuration file
The matched ac square wave information group in location gives each multiple power supplies control module, wherein the ac square wave information group includes each road PDLC
The ac square wave information of light modulation film；The ac square wave information of each road PDLC light modulation film include PDLC light modulation film address,
The duty ratio of ac square wave and the duration of ac square wave；
The direct current of access is converted to and is matched with the ac square wave information group got by least two multiple power supplies control modules
AC square wave current, supply the road PDLC light modulation film Zu Ge PDLC light modulation film.
6. method as claimed in claim 5, which is characterized in that at least two multiple power supplies control module is by the straight of access
The matched AC square wave current of ac square wave information group that galvanic electricity is converted to and is got supplies the road PDLC light modulation film Zu Ge
PDLC light modulation film, specifically includes:
Power control unit will match the friendship of the default addressing of each road PDLC light modulation film in the ac square wave information group got
Stream square wave information is sent respectively to the switch mos pipe unit of each road PDLC light modulation film；
The ac square wave electricity that the direct current of access is converted to and is got by the switch mos pipe unit of each road PDLC light modulation film
The matched AC square wave current of stream information supplies the road PDLC light modulation film Zu Ge PDLC light modulation film.
7. method as claimed in claim 5, which is characterized in that at least two multiple power supplies control module is by the straight of access
Before the matched AC square wave current of ac square wave information group that galvanic electricity is converted to and is got, further includes: voltage transformation unit will
220V convert alternating current is 110V direct current.
8. method as claimed in claim 5, which is characterized in that the editable configuration file is XML file, the XML text
Configuration information in part includes the ac square wave information group, and the ac square wave information group is with multiple power supplies control module
Location information.
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| CN201510589329.0A CN105204215B (en) | 2015-09-16 | 2015-09-16 | A kind of PDLC light modulation film multiple power supplies control system and method |
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| CN201510589329.0A CN105204215B (en) | 2015-09-16 | 2015-09-16 | A kind of PDLC light modulation film multiple power supplies control system and method |
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| CN110268307B (en) * | 2017-02-02 | 2022-08-02 | 凸版印刷株式会社 | Light modulation device |
| CN107463127A (en) * | 2017-07-28 | 2017-12-12 | 厦门乐人电子有限公司 | Light-adjustment film intelligent controller |
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| CN105204215A (en) | 2015-12-30 |
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