CN201608815U - Equipment and system controlling projector based on DMX protocol - Google Patents
Equipment and system controlling projector based on DMX protocol Download PDFInfo
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- CN201608815U CN201608815U CN2010201219085U CN201020121908U CN201608815U CN 201608815 U CN201608815 U CN 201608815U CN 2010201219085 U CN2010201219085 U CN 2010201219085U CN 201020121908 U CN201020121908 U CN 201020121908U CN 201608815 U CN201608815 U CN 201608815U
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Abstract
The utility model discloses equipment and system controlling projector based on DMX protocol which includes a DMX signal receiving and processing circuit, a MCU microprocessor circuit, a DSP image processing circuit, a projecting module equipment circuit, a DMX signal input interface, a memory interface, a video analog input interface, and a video digital input interface. The equipment and system controlling projector based on DMX protocol is characterized in that the DMX signal receiving and processing circuit includes the DMX signal input interface; the MCU microprocessor circuit is connected with the DSP image processing circuit and the projecting module equipment circuit; the DSP image processing circuit is connected with the memory interface; and the projecting module equipment circuit is connected with the video analog input interface and the video digital input interface. The equipment and system controlling projector based on DMX protocol adopts a standard DMX interface and is compatible with the DMX interface of lamps and lanterns.
Description
Technical field
The utility model relates to equipment and the systems technology field of controlling projector, is the technology that equipment and system with the DMX agreement control projector, exactly is a kind of equipment and system based on the DMX protocol control projector.
Background technology
At present, projection application is extensive, as family, commerce, industry, factory, cinema etc. utilization is arranged all.But present projector equipment has only analog input interface, digital input interface, its basic circuit structure is image control circuit and projector equipment, analog signal of being imported and digital signal output to projector equipment after handling through image control circuit earlier, projector equipment projects it in screen, and its function is relatively single.
DMX is the abbreviation of Digital Multiplex, and Chinese translation is " a digital multiplex agreement ", has obtained at present countries in the world and has produced admitting of light of stage equipment vendors and observe, as a kind of digital modulation photocontrol agreement of extensive employing.That is to say,, just can realize digitized light control as long as each controlled light unit meets the requirement of this agreement.
The control signal of DMX-512 or DMX-512A is a unit with " frame ", and every frame data can drive 512 lighting circuits at most, is also referred to as 512 DMX passages in the industry.Effective DMX numerical value of each DMX passage is between 0-255, and this characteristic of DMX allows people to realize linearity light adjusting to lighting circuit by regulating DMX light modulation numerical value.Such as, the present more and more LED light units of widespread.The DMX controller is exactly a kind of equipment that continuously sends the DMX control signal to controlled light units.Light of stage control teacher can design, edit the light control program of each performance scene in advance for certain performance thus, and promptly a section DMX control signal is stored in each DMX controller then; After the performance beginning, only need to start the DMX controller of corresponding each performance scene, light units will soon be deduced before the lights according to design in advance, and will be simple to operation, the performance scene lamp light control method that this utilization DMX agreement realizes, having become becomes more and more popular.
Summary of the invention
The purpose of this utility model, be to solve projector equipment of the prior art and the well collaborative work of digital modulation light device, and provide a kind of support DMX agreement, can use the DMX signal to control the system and the equipment of projector equipment, promptly a kind of system and equipment of the projector equipment based on the DMX agreement.
The utility model technical characterictic can be summarized as:
This equipment and system, DMX signal receiving processing circuit, MCU microcontroller circuit, DSP image processing circuit, projection module circuitry, DMX signal input interface, memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device) interface, video simulation input interface, digital video input interface have been comprised.
Preferential execution mode is that described DMX signal receiving processing circuit has comprised the DMX signal input interface.
Preferential execution mode is that the MCU microcontroller circuit has comprised with described DSP image processing circuit and projection module circuitry and being connected.
Preferential execution mode is, the DSP image processing circuit has comprised with memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device) interface and being connected.
Preferential execution mode is that projection module circuitry has comprised with video simulation input interface, digital video input interface and being connected.
Implement equipment and the system based on the DMX protocol control projector of the present utility model, can use the DMX signal to control projector equipment, thereby make that projector equipment and digital modulation light device can collaborative works under the DMX signal controlling, realize incorporate performance and control.
Description of drawings:
Fig. 1 connects simplified schematic diagram for the utility model system
01 expression DMX signal receiving processing circuit, 02 expression MCU microcontroller circuit, 03 expression DSP image processing circuit, 04 expression projection module circuitry among the figure.
Embodiment:
For the purpose of this utility model, function and structural feature are had more detailed understanding.Be described in further detail.
The utility model is a kind of equipment and system based on the DMX protocol control projector, comprise DMX signal receiving processing circuit, the MCU microcontroller circuit, the DSP image processing circuit, projection module circuitry, the DMX signal input interface, storage device interface, the video simulation input interface, the digital video input interface, it is characterized in that: described DMX signal receiving processing circuit has comprised the DMX signal input interface, the MCU microcontroller circuit is connected with DSP image processing circuit and projection module circuitry, the DSP image processing circuit is connected with storage device interface, projection module circuitry and video simulation input interface, the digital video input interface is connected; Described a kind of equipment and system based on the DMX protocol control projector adopt the DMX interface of standard, and with light fixture DMX interface compatibility.
The utility model is a technology of controlling projector with the equipment of DMX agreement and system, exactly be a kind of equipment and system based on the DMX protocol control projector, the utility model has comprised image processing, video input (analog interface, digital interface, memory device (for example: CF card, SD card, USB external storage equipment etc.)); The circuitry of described control projector has comprised DMX signal receiving processing circuit, MCU microcontroller circuit, DSP image processing circuit, projection module circuitry, DMX signal input interface, memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device) interface, video simulation input interface, digital video input interface.Equipment of the present utility model is supported the DMX agreement, can use the DMX signal to control, thereby make that projector equipment and digital modulation light device can collaborative works under the DMX signal controlling.
As shown in Figure 1, the equipment and the system of a kind of DMX protocol control projector of the utility model, DMX signal receiving processing circuit, MCU microcontroller circuit, DSP image processing circuit, projection module circuitry, DMX signal input interface, memory device (for example: SD card, CF card, USB flash disk, SATA etc., but be not limited to above-mentioned memory device) interface, video simulation input interface, digital video input interface have been comprised.
DMX signal receiving processing circuit is connected with the MCU microcontroller circuit, and the DMX signal is delivered to the MCU microcontroller circuit via the input of DMX signaling interface via DMX signal receiving processing circuit.
The MCU microcontroller circuit is connected with DSP image processing circuit and projection module circuitry, different DMX signals, after can being handled by the MUC microcontroller circuit, selection is imported by DSP image processing circuit or video simulation or digital video inputs to projection module circuitry.
Projection module circuitry and image processing circuit and video simulation input, digital video input are connected, when projection module equipment when image processing circuit reads the information of broadcast, image processing circuit reads corresponding play content from memory device.Wherein, image processing circuit is connected with memory device.
By different DMX signals, the animation that can also control projection module equipment is play, the 2D effect is play, 3D effect is play, and white balance, contrast, projection correction, focusing, image are anti-phase, keystone, level correction, mains switch etc.But not only be confined to above-mentioned function.
Thus, light of stage control teacher or user just can carry out preestablishing of various functions to projector equipment by the technology of DMX signal, and make that projector equipment and digital modulation light device can collaborative works under the DMX signal controlling, realize incorporate performance and control.This employing DMX signal is unified central controlled method, will reduce stagehand's intensity and operative skill requirement greatly.
In a word, above-mentioned execution mode is not to concrete restriction of the present utility model, and the structure that all are similar to technical solutions of the utility model all should belong to protection range of the present utility model.
Claims (3)
1. equipment and system based on a DMX protocol control projector, comprise DMX signal receiving processing circuit, the MCU microcontroller circuit, the DSP image processing circuit, projection module circuitry, the DMX signal input interface, storage device interface, the video simulation input interface, the digital video input interface, it is characterized in that: described DMX signal receiving processing circuit has comprised the DMX signal input interface, the MCU microcontroller circuit is connected with DSP image processing circuit and projection module circuitry, the DSP image processing circuit is connected with storage device interface, projection module circuitry and video simulation input interface, the digital video input interface is connected.
2. a kind of equipment and system based on the DMX protocol control projector according to claim 1 is characterized in that: this system uses DMX signal controlling projector equipment, and projector equipment and digital modulation light device are linked together.
3. a kind of equipment and system based on the DMX protocol control projector according to claim 1 is characterized in that: this system adopts the DMX interface of standard, and with light fixture DMX interface compatibility.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201219085U CN201608815U (en) | 2010-02-12 | 2010-02-12 | Equipment and system controlling projector based on DMX protocol |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201219085U CN201608815U (en) | 2010-02-12 | 2010-02-12 | Equipment and system controlling projector based on DMX protocol |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201608815U true CN201608815U (en) | 2010-10-13 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201219085U Expired - Fee Related CN201608815U (en) | 2010-02-12 | 2010-02-12 | Equipment and system controlling projector based on DMX protocol |
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| Country | Link |
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| CN (1) | CN201608815U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237154A (en) * | 2013-05-08 | 2013-08-07 | 北京天禹神鸣设计工程有限公司 | Acousto-optic image synchronization control system |
-
2010
- 2010-02-12 CN CN2010201219085U patent/CN201608815U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103237154A (en) * | 2013-05-08 | 2013-08-07 | 北京天禹神鸣设计工程有限公司 | Acousto-optic image synchronization control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: FOSHAN YIFENG ELECTRIC APPLIANCE INDUSTRIAL CO., L Free format text: FORMER OWNER: ZHOU YAGAI Effective date: 20120406 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| COR | Change of bibliographic data |
Free format text: CORRECT: ADDRESS; FROM: 510000 GUANGZHOU, GUANGDONG PROVINCE TO: 528511 FOSHAN, GUANGDONG PROVINCE |
|
| TR01 | Transfer of patent right |
Effective date of registration: 20120406 Address after: Gaoming District of Foshan city in Guangdong province 528511 city streets Gaoming three Chau East Road No. 898 Patentee after: Foshan ACME Electrical Equipment Co., Ltd Address before: 510000, No. thirty, Lane 9, Datian East, Donghua, Baiyun District, Guangdong, Guangzhou Patentee before: Zhou Yagai |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101013 Termination date: 20180212 |