CN106224917A - The bulb temperature control method of a kind of stage lighting and device - Google Patents
The bulb temperature control method of a kind of stage lighting and device Download PDFInfo
- Publication number
- CN106224917A CN106224917A CN201610581800.6A CN201610581800A CN106224917A CN 106224917 A CN106224917 A CN 106224917A CN 201610581800 A CN201610581800 A CN 201610581800A CN 106224917 A CN106224917 A CN 106224917A
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- Prior art keywords
- value
- bulb
- cooling fan
- stage lighting
- work
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- 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.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/61—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by control arrangements
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/105—Outdoor lighting of arenas or the like
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/40—Lighting for industrial, commercial, recreational or military use
- F21W2131/406—Lighting for industrial, commercial, recreational or military use for theatres, stages or film studios
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses bulb temperature control method and the device of a kind of stage lighting, this method of side includes: receiving the DMX control signal from DMX control station, DMX control signal has passage DM value；From the two-dimensional array of memory module, the work DM value of the cooling fan corresponding with this passage DM value is obtained according to this passage DM value, and according to the work DM value of cooling fan by driving running voltage and the rotating speed of module regulation cooling fan.Under the use state that the stage lighting of the present invention is different when powering on bright bubble; export corresponding passage DM value according to default two-dimensional array at DMX control station the duty of cooling fan is adjusted; to reach the radiating effect best to bulb, preferably protect bulb, postpone the service life of bulb.
Description
Technical field
The present invention relates to field of illumination lamp technology, particularly relate to bulb temperature control method and the stage of a kind of stage lighting
The bulb temperature of lamp controls device.
Background technology
Stage lighting is as the professional light units of performing art industry, and along with the development of modern science and technology, product more comes
The light source Spec MSD of similar projection machine developed by the most integrated and miniaturization, particularly Philips, Osram company
Platinum 5R, 15R, 20R light source, this light source luminescent point is little, the utilization rate of light source high, therefore obtains the accreditation of industry
Use widely, and, this light source have also been obtained substantial amounts of use in light of stage industry.But this light source uses bulb
With reflector integrated design, heat Relatively centralized during work, bulb key position has certain temperature range requirements, such as
When the bulb of Ou Silang 440W normally works, the surface temperature of luminescence sphere is 800-860 degree Celsius, bulb front and back end molybdenum sheet and
Filament temperature requires less than 350 DEG C.Bulb temperature is too high will result directly in bulb bulb turn white, filament heat etching scaling loss or fusing,
Even bulb such as bursts at the series of problems；The supercool bulb photosphere blackout that will also result in of bulb temperature lost efficacy or reduced light efficiency.
Visible, the integrated heat dissipation problem brought with miniaturization of stage lighting also should not be underestimated.Existing Chinese patent notification number
A kind of stage lamp thermal system disclosed in CN 203413595 U, similar this cooling system is really than traditional stage heat radiation
Structure is more reasonable, when normally using under complete state of white light, also can be effectively protected bulb, but it is ignored in certain limit
Two problems, first, when light fixture is in the middle of using, often increases color sheet, CMY color chips or glass pattern etc. in the middle of its light path
When using optical filter, often because the optical filter such as color chips and pattern segments is glass material, light transmittance meeting relative reduction, and some light
Can return bulb by glass of color filter direct reflection, under equal radiating condition, bulb spheroid, molybdenum sheet, filament temperature can quickly rise
High；Equally when light fixture is in black out state (shading status) in performance interval is standby, mostly producer is because of protection brake sack not
Being burned or environmental protection and energy saving consider, bulb the most all can reduce the power of 20-30%, under equal radiating condition, bulb spheroid
Position temperature can be certain to step-down, all can not meet reasonable temperature requirement during bulb work under both the above state.
Summary of the invention
In order to overcome the deficiencies in the prior art, an object of the present invention is to provide the bulb temperature control of a kind of stage lighting
Method processed, it can easily extend making of bulb and light fixture according to demand to meeting the operating temperature requirements of bulb key position
Use the life-span.
The two of the purpose of the present invention are that the bulb temperature providing a kind of stage lighting controls device, and it can realize the present invention's
One of purpose.
An object of the present invention realizes by the following technical solutions:
A kind of bulb temperature control method of stage lighting, the CPU being applied in stage lighting, this stage lighting also includes shell,
Being provided with driving module, bulb, cooling fan, memory module in shell, CPU is fixing in the enclosure, drives module and memory module
All being connected with CPU, bulb and cooling fan are all connected with driving module, and the method comprises the steps:
Step one: receiving the DMX control signal from DMX control station, described DMX control signal has passage DM value；
Step 2: obtain the heat radiation corresponding with this passage DM value from the two-dimensional array of memory module according to this passage DM value
The work DM value of blower fan, and according to the work DM value of cooling fan by driving the running voltage of module regulation cooling fan and turning
Speed.
Preferably, described shell being additionally provided with display, this display is connected with CPU.
Preferably, the two-dimensional array in step 2 is obtained by following steps:
Step A: repeatedly regulate and record the heat radiation in the bulb in stage lighting this stage lighting in different usage situations
The work DM value of blower fan, the temperature value of the bulb that detection cooling fan is corresponding under different work DM values is to form many groups two
Dimension group；Wherein, each group of two-dimensional array includes that the use state of stage lighting, the work DM value of cooling fan and cooling fan exist
The temperature value of the lower corresponding bulb of this work DM value；Described work DM value includes running voltage and rotating speed；
Step B: set the passage DM value corresponding to each group of two-dimensional array, and two-dimensional array is stored in stage lighting
In memory module.
Preferably, the temperature value of bulb includes centre of sphere temperature value, filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet
Temperature value.
The two of the purpose of the present invention realize by the following technical solutions:
The bulb temperature of a kind of stage lighting controls device, the CPU being applied in stage lighting, and this stage lighting also includes shell,
Being provided with driving module, bulb, cooling fan, memory module in shell, CPU is fixing in the enclosure, drives module and memory module
All being connected with CPU, bulb and cooling fan are all connected with driving module, and this bulb temperature controls device and includes:
Receiver module: for receiving the DMX control signal from DMX control station, described DMX control signal has passage DM
Value；
Adjustment module: corresponding with this passage DM value for obtaining from the two-dimensional array of memory module according to this passage DM value
The work DM value of cooling fan, and according to the work DM value of cooling fan by driving the work electricity of module regulation cooling fan
Pressure and rotating speed.
Preferably, described shell being additionally provided with display, this display is connected with CPU.
Preferably, the two-dimensional array in adjustment module is obtained by following steps:
Step A: repeatedly regulate and record the heat radiation in the bulb in stage lighting this stage lighting in different usage situations
The work DM value of blower fan, the temperature value of the bulb that detection cooling fan is corresponding under different work DM values is to form many groups two
Dimension group；Wherein, each group of two-dimensional array includes that the use state of bulb, the work DM value of cooling fan and cooling fan are at this
The temperature value of the lower corresponding bulb of work DM value；Described work DM value includes running voltage and rotating speed；
Step B: set the passage DM value corresponding to each group of two-dimensional array, and two-dimensional array is stored in stage lighting
In memory module.
Preferably, the temperature value of bulb includes centre of sphere temperature value, filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet
Temperature value.
Compared to existing technology, the beneficial effects of the present invention is:
Under the use state that the stage lighting of the present invention is different when powering on bright bubble, control at DMX according to default two-dimensional array
Platform processed exports corresponding passage DM value and is adjusted the duty of cooling fan, imitates with the heat radiation reached bulb is best
Really, preferably protect bulb, postpone the service life of bulb.
Accompanying drawing explanation
Fig. 1 is the flow chart of the bulb temperature control method of a kind of stage lighting of the present invention.
Fig. 2 is the function structure chart of the stage lighting of the present invention.
Fig. 3 is the temperature value test point layout of the bulb of the present invention.
Fig. 4 is the structure chart of the stage lighting of the present invention.
Wherein, 1, bulb；11, centre of sphere temperature value test point；12, filament temperature test point；13, front end molybdenum sheet temperature value
Test point；14, rear end molybdenum sheet temperature value test point；2, cooling fan；3, stage lighting.
Detailed description of the invention
Below, in conjunction with accompanying drawing and detailed description of the invention, the present invention is described further:
The present invention provides the bulb temperature control method of a kind of stage lighting, applies on stage lighting, according to being previously stored in
Data in stage lighting realize regulating the heating temp of each key position of bulb in stage lighting the work shape of cooling fan
State.Seeing Fig. 2, this stage lighting includes shell, is provided with driving module, bulb, cooling fan, memory module and CPU in the enclosure,
CPU is electrically connected with outside DMX control station.Drive module and memory module to be all connected with CPU, bulb and cooling fan all with
Driving module connects.Seeing Fig. 3 and Fig. 4, have bulb 1 and cooling fan 2 in stage lighting 3, in Fig. 4, the quantity of cooling fan 2 sets
It is set to two, is symmetrical arranged.Bulb includes Transparent lamp shade, the centre of sphere, filament, front end molybdenum sheet and rear end molybdenum sheet, in the present invention, as
Shown in Fig. 3, in centre of sphere temperature value test point 11, filament temperature test point 12, front end molybdenum sheet temperature value test point 13 and rear end
Molybdenum sheet temperature value test point 14 respectively the temperature of the centre of sphere, filament, front end molybdenum sheet and the rear end molybdenum sheet of bulb is detected and
Also obtain under the different temperatures of the centre of sphere, filament, front end molybdenum sheet and rear end molybdenum sheet, the rotating speed of the cooling fan 2 in shell and work
Make voltage.Owing to the duty of cooling fan 2 is regulated by driving module by CPU, thus CPU knows cooling fan
Running voltage and rotating speed.As preferably, display can be installed on shell, CPU by the running voltage of cooling fan 2 and
Rotating speed shows over the display in real time, can get information about cooling fan 2 for staff by display current
Duty.The running voltage of blower fan can also be measured by circuit tester.Bulb 1 is measured by test instrunments such as infrared radiation thermometers
The temperature data of key position.
Seeing Fig. 1, the bulb temperature control method of the present invention is specifically performed by CPU, comprises the steps:
S1: receiving the DMX control signal from DMX control station, described DMX control signal has passage DM value；
S2: obtain the cooling fan corresponding with this passage DM value from the two-dimensional array of memory module according to this passage DM value
Work DM value, and according to the work DM value of cooling fan by driving running voltage and the rotating speed of module regulation cooling fan.
Two-dimensional array has set the passage DM value of corresponding each group of two-dimensional array, the use state that stage lighting is different
The most corresponding different passage DM value, say, that the use state that what passage DM value was corresponding is stage lighting is different, every kind uses shape
The duty of the corresponding different cooling fan of state.Thus CPU receives passage DM value, it becomes possible to determine current stage lighting
Use state.
Bulb is the vitals in stage lighting, the bulb in the present invention mainly protection stage lighting, makes bulb in difference
Use state under there is more preferable radiating effect, maintain the life-span.If existing shading also has colour filter in light path, but light first passes through
Brake sack is again when color filter, and this situation is defined as adding the use state of brake sack, equally, if light first passes through colour filter
Sheet is again through brake sack, and this situation is defined as adding the use state of light filter.
DMX control station has multiple passage, and each passage has effective DM value of 0-255, and being equivalent to passage DM value can divide
Numbered 0-255.Generally bulb can have one or two cooling fan to dispel the heat, and the cooling fan of the present embodiment is provided with
Two, it is respectively symmetrically setting.The two-dimensional array of storage is corresponding a light fixture model and a bulb model when setting up, and
Should ensure that ambient temperature is fitted when detecting the duty of cooling fan corresponding under the different temperatures of four points of bulb respectively
In.
In step s 2, the foundation of two-dimensional array can be obtained by following steps:
Step A: repeatedly regulate and record the work DM of cooling fan in bulb this bulb in different usage situations
Value, the temperature value of the bulb that detection cooling fan is corresponding under different work DM values is to form two-dimensional array；Wherein, each
Group two-dimensional array include under the use state of bulb, the work DM value of cooling fan and cooling fan this work DM value corresponding to
The temperature value of bulb；Described work DM value includes running voltage and rotating speed；
Step B: set the passage DM value corresponding to each group of two-dimensional array according to this two-dimensional array, and two-dimensional array is deposited
In storage memory module in stage lighting.
Stage lighting has different use states, such as state of white light, adds light filter state, adds brake sack state, each
The rotating speed needed for cooling fan and running voltage under the state of kind are likely to difference.To centre of sphere temperature value, filament temperature in industry
Value, front end molybdenum sheet temperature value and rear end molybdenum sheet temperature value are respectively provided with a normal reference ranges, according to this canonical reference model
Enclose, the most optional one group of optimum two-dimensional array taking three kinds of stage lightings use states when test.
If cooling fan is chosen as two, bulb is dispelled the heat by the two ends being symmetrically distributed in bulb, ceaselessly regulates
The work DM value of blower fan, the most ceaselessly regulates running voltage and the rotating speed of blower fan, at this moment detects lamp by temperature measuring device
The alveolar sphere heart, filament, front end molybdenum sheet and the temperature value of rear end molybdenum sheet, reference standard term of reference, can preferentially judge fan radiating
Zone of reasonableness, reselection goes out optimum data as one group of two-dimensional array.Optimum data namely refers to be best suitable for bulb heat radiation
Optimum data group, such as when the use state of stage lighting is for adding light filter, the voltage of two cooling fans is 23.8VDC, point
Ce Shi centre of sphere temperature value be not 832 DEG C, filament temperature be 302 DEG C, and front end molybdenum sheet temperature value is 305 DEG C, rear end molybdenum sheet temperature
Value is 310 DEG C, and these four temperature values the most all need to meet standard reference value, first requires that centre of sphere temperature is to the greatest extent when choosing optimum data
Amount exists close to 830 DEG C of central temperatures, and filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet temperature are requiring as far as possible simultaneously
Low.The normal reference ranges of centre of sphere temperature value is 830 ± 30, filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet temperature
The normal reference ranges of value is≤350.Standard reference value 14≤the 24V of the running voltage of cooling fan, rotational speed criteria reference
Value is 0～5000.
The two-dimensional array set up is as shown in the table:
Stage lighting is in, plus after brake sack, the state of closing the border, i.e. stage lighting camera lens does not go out light, and bulb keeps bright blister
State, but be in energy-conservation consideration bulb and can automatically reduce power about 80W.
The temperature of four significant points of bulb, under different use states, is tested by stage lighting, and contrast bulb is surveyed
Examination position temperature requirement reference value, finds the duty of the cooling fan of most suitable bulb operating temperature, is ensureing stage lighting
While normal work, preferably protect bulb, postpone bulb service life.
It addition, the bulb temperature that the present invention also provides for a kind of stage lighting controls device, stage lighting includes shell, shell equally
Inside it is provided with driving module, bulb, cooling fan, memory module and CPU, drives module and memory module to be all connected with CPU, bulb
All being connected with driving module with cooling fan, this bulb temperature controls device and includes:
Receiver module: for receiving the DMX control signal from DMX control station, described DMX control signal has passage DM
Value；
Adjustment module: corresponding with this passage DM value for obtaining from the two-dimensional array of memory module according to this passage DM value
The work DM value of cooling fan, and according to the work DM value of cooling fan by driving the work electricity of module regulation cooling fan
Pressure and rotating speed.
Accordingly, shell being additionally provided with display, this display is connected with CPU.Obtaining of two-dimensional array in adjustment module
Obtain step identical with the obtaining step of the two-dimensional array in bulb temperature control method:
Step A: repeatedly regulate and record the heat radiation in the bulb in stage lighting this stage lighting in different usage situations
The work DM value of blower fan, the temperature value of the bulb that detection cooling fan is corresponding under different work DM values is to form two-dimemsional number
Group；Wherein, each group of two-dimensional array includes the use state of bulb, the work DM value of cooling fan and cooling fan this work DM
The temperature value of the lower corresponding bulb of value；Described work DM value includes running voltage and rotating speed；The temperature value of bulb includes the centre of sphere
Temperature value, filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet temperature value.
Step B: set the passage DM value corresponding to each group of two-dimensional array according to this two-dimensional array, and two-dimensional array is deposited
In storage memory module in stage lighting.
It will be apparent to those skilled in the art that can technical scheme as described above and design, make other various
Corresponding change and deformation, and all these change and deformation all should belong to the protection domain of the claims in the present invention
Within.
Claims (8)
1. the bulb temperature control method of a stage lighting, it is characterised in that the CPU being applied in stage lighting, this stage lighting is also
Including shell, being provided with driving module, bulb, cooling fan, memory module in shell, CPU is fixing in the enclosure, drive module and
Memory module is all connected with CPU, and bulb and cooling fan are all connected with driving module, and the method comprises the steps:
Step one: receiving the DMX control signal from DMX control station, described DMX control signal has passage DM value；
Step 2: obtain the cooling fan corresponding with this passage DM value from the two-dimensional array of memory module according to this passage DM value
Work DM value, and according to the work DM value of cooling fan by driving running voltage and the rotating speed of module regulation cooling fan.
2. the bulb temperature control method of stage lighting as claimed in claim 1, it is characterised in that be additionally provided with aobvious on described shell
Showing device, this display is connected with CPU.
3. the bulb temperature control method of stage lighting as claimed in claim 2, it is characterised in that the two-dimensional array in step 2
Obtained by following steps:
Step A: repeatedly regulate and record the cooling fan in the bulb in stage lighting this stage lighting in different usage situations
Work DM value, detection cooling fan under different work DM values corresponding to bulb temperature value with formation organize two-dimemsional number more
Group；Wherein, each group of two-dimensional array all includes that the use state of stage lighting, the work DM value of cooling fan and cooling fan are at this
The temperature value of the lower corresponding bulb of work DM value；Described work DM value includes running voltage and rotating speed；
Step B: set the passage DM value corresponding to each group of two-dimensional array, and the storage being stored in stage lighting by two-dimensional array
In module.
4. the bulb temperature control method of stage lighting as claimed in claim 3, it is characterised in that the temperature value of bulb includes ball
Heart temperature value, filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet temperature value.
5. the bulb temperature of a stage lighting controls device, it is characterised in that the CPU being applied in stage lighting, this stage lighting is also
Including shell, being provided with driving module, bulb, cooling fan, memory module in shell, CPU is fixing in the enclosure, drive module and
Memory module is all connected with CPU, and bulb and cooling fan are all connected with driving module, and this bulb temperature controls device and includes:
Receiver module: for receiving the DMX control signal from DMX control station, described DMX control signal has passage DM value；
Adjustment module: for obtaining dissipate corresponding with this passage DM value from the two-dimensional array of memory module according to this passage DM value
The work DM value of hot-air blower, and according to the work DM value of cooling fan by drive module regulation cooling fan running voltage and
Rotating speed.
6. the bulb temperature of stage lighting as claimed in claim 5 controls device, it is characterised in that be additionally provided with aobvious on described shell
Showing device, this display is connected with CPU.
7. the bulb temperature of stage lighting as claimed in claim 6 controls device, it is characterised in that the two-dimemsional number in adjustment module
Group is obtained by following steps:
Step A: repeatedly regulate and record the cooling fan in the bulb in stage lighting this stage lighting in different usage situations
Work DM value, detection cooling fan under different work DM values corresponding to bulb temperature value with formation organize two-dimemsional number more
Group；Wherein, each group of two-dimensional array all includes that the use state of stage lighting, the work DM value of cooling fan and cooling fan are at this
The temperature value of the lower corresponding bulb of work DM value；Described work DM value includes running voltage and rotating speed；
Step B: set the passage DM value corresponding to each group of two-dimensional array, and the storage being stored in stage lighting by two-dimensional array
In module.
8. the bulb temperature of stage lighting as claimed in claim 7 controls device, it is characterised in that the temperature value of bulb includes ball
Heart temperature value, filament temperature, front end molybdenum sheet temperature value and rear end molybdenum sheet temperature value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581800.6A CN106224917A (en) | 2016-07-21 | 2016-07-21 | The bulb temperature control method of a kind of stage lighting and device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610581800.6A CN106224917A (en) | 2016-07-21 | 2016-07-21 | The bulb temperature control method of a kind of stage lighting and device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106224917A true CN106224917A (en) | 2016-12-14 |
Family
ID=57531306
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610581800.6A Pending CN106224917A (en) | 2016-07-21 | 2016-07-21 | The bulb temperature control method of a kind of stage lighting and device |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101196749A (en) * | 2006-12-07 | 2008-06-11 | 宁波安迪光电科技有限公司 | LED light projector |
| CN101232860A (en) * | 2005-07-29 | 2008-07-30 | 约翰·威廉·斯坦纳特 | Method and apparatus for stimulating exercise |
| CN101639614A (en) * | 2008-07-31 | 2010-02-03 | 松下电器产业株式会社 | Projection type display apparatus |
| CN101699923A (en) * | 2009-11-11 | 2010-04-28 | 广州中大中鸣科技有限公司 | Lighting control system based on DMX512 protocol and method thereof |
| CN104853503A (en) * | 2015-05-28 | 2015-08-19 | 广州市珠江灯光科技有限公司 | Collecting system for lamp working state data and lamp control system |
-
2016
- 2016-07-21 CN CN201610581800.6A patent/CN106224917A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101232860A (en) * | 2005-07-29 | 2008-07-30 | 约翰·威廉·斯坦纳特 | Method and apparatus for stimulating exercise |
| CN101196749A (en) * | 2006-12-07 | 2008-06-11 | 宁波安迪光电科技有限公司 | LED light projector |
| CN101639614A (en) * | 2008-07-31 | 2010-02-03 | 松下电器产业株式会社 | Projection type display apparatus |
| CN101699923A (en) * | 2009-11-11 | 2010-04-28 | 广州中大中鸣科技有限公司 | Lighting control system based on DMX512 protocol and method thereof |
| CN104853503A (en) * | 2015-05-28 | 2015-08-19 | 广州市珠江灯光科技有限公司 | Collecting system for lamp working state data and lamp control system |
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| CB03 | Change of inventor or designer information | ||
| CB03 | Change of inventor or designer information |
Inventor after: Li Gaoliang Inventor after: Zhang Xiaomei Inventor before: Li Gaoliang |
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Application publication date: 20161214 |