CN202904350U - Outdoor LED large screen centralized play and control apparatus - Google Patents
Outdoor LED large screen centralized play and control apparatus Download PDFInfo
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- CN202904350U CN202904350U CN2012205954756U CN201220595475U CN202904350U CN 202904350 U CN202904350 U CN 202904350U CN 2012205954756 U CN2012205954756 U CN 2012205954756U CN 201220595475 U CN201220595475 U CN 201220595475U CN 202904350 U CN202904350 U CN 202904350U
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Abstract
The utility model relates to an outdoor LED large screen centralized play and control apparatus. The outdoor LED large screen centralized play and control apparatus includes a central control module, a network access module, an LED data transmission module, a temperature and humidity sensor, an air-conditioner control module, a camera interface and a power supply module, wherein a communication port of the network access module is connected with the central control module; a data input output interface of the LED data transmission module is connected with the central control module; an output end of the temperature and humidity sensor is connected with the central control module; a communication port of the air-conditioner control module is connected with the central control module; the camera interface is connected with a graphic coding interface of the central control module; and the power supply module supplies power to the central control module, the network access module, the LED data transmission module, the temperature and humidity sensor, the air-conditioner control module and the camera interface. Accordingly, the outdoor LED large screen centralized play and control apparatus having strong control functions is provided.
Description
(1), technical field: the utility model relates to a kind of LED Broadcast Control device, and particularly a kind of outdoor LED giant-screen is concentrated the Broadcast Control device.
(2), background technology: the advantage such as the LED electronic display has power consumptive province, long service life, cost is low, brightness is high, the visual angle is large, visual range is far away, waterproof, specification are wide in variety, particularly the outdoor full color LED giant-screen is applied to security exchange, finance, station, airport, stadiums, urban transportation, market and urban traffic intersection that the stream of people is large more and more, and it is mainly used to carry out advertising, image publicity.The control program of LED screen adopts computer the scheme realization of DVI video card and LED transmission card to be installed to the control of LED electronic curtain mostly in the market, user's group will be equipped with staff on duty, this scheme can only realize short-range control, and many control TVs can not be realized networking control.
Existing outdoor LED giant-screen generally sends card, LED receiving card, screen body and supporting LED Broadcast Control software by computer, DVI video card, LED and forms, DVI video card and LED transmission are snapped fits into the computer PCI slot, link to each other with the DVI line that LED sends card with the DVI interface of DVI line with the DVI video card, with netting twine LED being sent card links to each other with the network interface of LED receiving card, after starting LED Broadcast Control software displaying video, the video that computer screen shows sends card by LED and sends to the LED giant-screen, the video that the giant-screen simultaneous display is play.Also having a kind of method is LED to be sent to block make a separately data sending device of power supply, and this dispensing device sends card by LED and repacks into, and it has DVI interface and the network interface the same with LED transmission card, and can brightness adjusting output.
Along with arranging of LED giant-screen is more and more, in the urgent need to reducing input cost and operation cost, the scheme of the computer control of adopting at present need to be equipped with computer, pulpit and managerial personnel for each screen, if drop into thousands of screens, personal management is a very large problem, in a single day thousands of LED giant-screens come into operation, and the later maintenance workload will be very large.
(3), utility model content:
The technical problems to be solved in the utility model is: not enough for prior art, and provide a kind of strong outdoor LED giant-screen of function of controlling to concentrate the Broadcast Control device.
The technical solution of the utility model:
A kind of outdoor LED giant-screen is concentrated the Broadcast Control device, contain central control module, network access module, the LED data transmission blocks, Temperature Humidity Sensor, the air-conditioning control module, utilizing camera interface and power module, the communication port of network access module is connected with central control module, the data input/output interface of LED data transmission blocks is connected with central control module, the output terminal of Temperature Humidity Sensor is connected with central control module, the communication port of air-conditioning control module is connected with central control module, utilizing camera interface is connected with the encoding of graphs interface of central control module, and power module is central control module, network access module, the LED data transmission blocks, Temperature Humidity Sensor, air-conditioning control module and utilizing camera interface power supply.
Central control module contains central processing unit (CPU), DRAM storer and FLASH storer, and the DRAM storer is connected data port and is connected with central processing unit with the FLASH storer.
The model of central processing unit is the HI3716C of Hai Si, and this central processing unit adopts ARM Cortex A9 core, has the dominant frequency of 1GHz, and the highest support 1080p hardware high resolution audio and video decoding has DDR2, DDR3 and flash interface; The DRAM storer adopts the 512M capacity DDR3 internal memory of SAMSUNG; The FLASH storer adopts the 128M capacity FLASH of ST.Central processing module is the minimum systematic module that the outdoor LED giant-screen is concentrated the Broadcast Control device, for the operation of this device provides Core Feature.
Network access module is the cable network access module, contains RJ45 interface, network transformer or network PHY chip in the cable network access module, and the RJ45 interface is connected with the Ethernet interface of central processing unit by network transformer or network PHY chip.
The model of network transformer is: HN1664CG, the model of network PHY chip is: KSZ8041ML.
Network access module is the wireless WIFI network access module of USB, and USB is wireless, and the WIFI network access module is connected with the USB interface of central processing unit.The manufacturer of USB is wireless WIFI network access module is: the little subfamily skill of Nanjing intelligence company, model is: XN-751.
Network access module is the 3G network access module, and the 3G network access module is connected with the USB interface of central processing unit.The manufacturer of 3G network access module is: Huawei Tech Co., Ltd, model is: USB wireless network card E261.The 3G network access module can be accessed by the 3G network of UNICOM, movement or telecommunications and realizes data transmission.
Network access module is concentrated the Broadcast Control device for the outdoor LED giant-screen network savvy is provided, and has greatly expanded usable range and the region of outdoor LED screen, and wireless access way has been exempted the trouble of wiring.
The LED data transmission blocks contains data and sends card and N data receiving card, data transmission cartoon is crossed the RJ45 network interface and is connected with data receiver card, data send between card and the data receiver card by 100,000,000 networks or gigabit networking communication, cascade between each data receiver card, the digital DVI interface of central processing unit is connected card with data input interface connects, the delivery outlet that data send card connects the LED giant-screen, the video that the LED large screen display is play.
Data send card and are integrated in this Broadcast Control device by the module integration mode, and the manufacturer that data send card is: fragmentary rain Science and Technology Ltd., model is: 801.
The output terminal of Temperature Humidity Sensor is connected with the universaling I/O port of central processing unit, contains air conditioner in the air-conditioning control module, and the USART interface on the computer board of air conditioner is connected with the USART interface of central processing unit.
Because the LED giant-screen generally out of doors, environment temperature and humidity changes greatly, adds screen body self-heating, and general group of outdoor LED giant-screen will install air-conditioning additional the screen body is carried out cool-down dehumidification, to reduce the life-span of failure rate and prolongation screen.Central processing unit can be controlled according to the humiture situation that Temperature Humidity Sensor records the operation of air conditioner, thereby to the cooling of LED giant-screen and dehumidifying.
Utilizing camera interface is bnc interface, and bnc interface is connected with the encoding of graphs interface of central processing unit.
Central processing unit has the high-definition image code capacity, and the picture uploading that screen can be taken is to server, and the broadcast situation of remote monitoring LED screen also can be carried out Remote Fault Diagnosis to the LED screen.
Power module contains Switching Power Supply and voltage stabilizer, and the output terminal of Switching Power Supply is connected with the input end of voltage stabilizer, and voltage stabilizer is the LDO chip.
During power module work, at first by Switching Power Supply civil power is converted to the direct supply of 12V, then be peripheral circuit and the power supply of data transmission card of central control module by LDO chip TPS54325 output 3.3V and 5V power supply, voltage and the 1.0V voltage of 1.5V is provided for the central processing unit of central control module by LDO chip MP1482 and LDO chip TPS54418.
The beneficial effects of the utility model:
1. the utility model adopts demonstration, the communication of embedded central processing unit centralized control LED giant-screen, also can monitor humiture and demonstration situation that LED shields body, have advantages of that the control function is strong, good reliability, volume be little, it is inner that it can be directly installed on the LED screen, greatly reduce the handling cost of LED giant-screen, so that management is oversimplified; Simultaneously, the utility model also has remote maintenance functions, can easily realize remote maintenance and the management of LED giant-screen.
(4), description of drawings:
Fig. 1 is the schematic block circuit diagram that the outdoor LED giant-screen is concentrated the Broadcast Control device.
(5), embodiment:
Referring to Fig. 1, among the figure, the outdoor LED giant-screen concentrates the Broadcast Control device to contain central control module, network access module, the LED data transmission blocks, Temperature Humidity Sensor, the air-conditioning control module, utilizing camera interface and power module, the communication port of network access module is connected with central control module, the data input/output interface of LED data transmission blocks is connected with central control module, the output terminal of Temperature Humidity Sensor is connected with central control module, the communication port of air-conditioning control module is connected with central control module, utilizing camera interface is connected with the encoding of graphs interface of central control module, and power module is central control module, network access module, the LED data transmission blocks, Temperature Humidity Sensor, air-conditioning control module and utilizing camera interface power supply.
Central control module contains central processing unit (CPU), DRAM storer and FLASH storer, and the DRAM storer is connected data port and is connected with central processing unit with the FLASH storer.
The model of central processing unit is the HI3716C of Hai Si, and this central processing unit adopts ARM Cortex A9 core, has the dominant frequency of 1GHz, and the highest support 1080p hardware high resolution audio and video decoding has DDR2, DDR3 and flash interface; The DRAM storer adopts the 512M capacity DDR3 internal memory of SAMSUNG; The FLASH storer adopts the 128M capacity FLASH of ST.Central processing module is the minimum systematic module that the outdoor LED giant-screen is concentrated the Broadcast Control device, for the operation of this device provides Core Feature.
Network access module is the cable network access module, contains RJ45 interface, network transformer or network PHY chip in the cable network access module, and the RJ45 interface is connected with the Ethernet interface of central processing unit by network transformer or network PHY chip.
The model of network transformer is: HN1664CG, the model of network PHY chip is: KSZ8041ML.
Network access module is the wireless WIFI network access module of USB, and USB is wireless, and the WIFI network access module is connected with the USB interface of central processing unit.The manufacturer of USB is wireless WIFI network access module is: the little subfamily skill of Nanjing intelligence company, model is: XN-751.
Network access module is the 3G network access module, and the 3G network access module is connected with the USB interface of central processing unit.The manufacturer of 3G network access module is: Huawei Tech Co., Ltd, model is: USB wireless network card E261.The 3G network access module can be accessed by the 3G network of UNICOM, movement or telecommunications and realizes data transmission.
Network access module is concentrated the Broadcast Control device for the outdoor LED giant-screen network savvy is provided, and has greatly expanded usable range and the region of outdoor LED screen, and wireless access way has been exempted the trouble of wiring.
The LED data transmission blocks contains data and sends card and N data receiving card, data transmission cartoon is crossed the RJ45 network interface and is connected with data receiver card, data send between card and the data receiver card by 100,000,000 networks or gigabit networking communication, cascade between each data receiver card, the digital DVI interface of central processing unit is connected card with data input interface connects, the delivery outlet that data send card connects the LED giant-screen, the video that the LED large screen display is play.
Data send card and are integrated in this Broadcast Control device by the module integration mode, and the manufacturer that data send card is: fragmentary rain Science and Technology Ltd., model is: 801.
The output terminal of Temperature Humidity Sensor is connected with the universaling I/O port of central processing unit, contains air conditioner in the air-conditioning control module, and the USART interface on the computer board of air conditioner is connected with the USART interface of central processing unit.
Because the LED giant-screen generally out of doors, environment temperature and humidity changes greatly, adds screen body self-heating, and general group of outdoor LED giant-screen will install air-conditioning additional the screen body is carried out cool-down dehumidification, to reduce the life-span of failure rate and prolongation screen.Central processing unit can be controlled according to the humiture situation that Temperature Humidity Sensor records the operation of air conditioner, thereby to the cooling of LED giant-screen and dehumidifying.
Utilizing camera interface is bnc interface, and bnc interface is connected with the encoding of graphs interface of central processing unit.
Central processing unit has the high-definition image code capacity, and the picture uploading that screen can be taken is to server, and the broadcast situation of remote monitoring LED screen also can be carried out Remote Fault Diagnosis to the LED screen.
Power module contains Switching Power Supply and voltage stabilizer, and the output terminal of Switching Power Supply is connected with the input end of voltage stabilizer, and voltage stabilizer is the LDO chip.
During power module work, at first by Switching Power Supply civil power is converted to the direct supply of 12V, then be peripheral circuit and the power supply of data transmission card of central control module by LDO chip TPS54325 output 3.3V and 5V power supply, voltage and the 1.0V voltage of 1.5V is provided for the central processing unit of central control module by LDO chip MP1482 and LDO chip TPS54418.
Claims (9)
1. an outdoor LED giant-screen is concentrated the Broadcast Control device, it is characterized in that: contain central control module, network access module, the LED data transmission blocks, Temperature Humidity Sensor, the air-conditioning control module, utilizing camera interface and power module, the communication port of network access module is connected with central control module, the data input/output interface of LED data transmission blocks is connected with central control module, the output terminal of Temperature Humidity Sensor is connected with central control module, the communication port of air-conditioning control module is connected with central control module, utilizing camera interface is connected with the encoding of graphs interface of central control module, and power module is central control module, network access module, the LED data transmission blocks, Temperature Humidity Sensor, air-conditioning control module and utilizing camera interface power supply.
2. outdoor LED giant-screen according to claim 1 is concentrated the Broadcast Control device, it is characterized in that: described central control module contains central processing unit, DRAM storer and FLASH storer, and the DRAM storer is connected data port and is connected with central processing unit with the FLASH storer.
3. outdoor LED giant-screen according to claim 2 is concentrated the Broadcast Control device, it is characterized in that: described network access module is the cable network access module, contain RJ45 interface, network transformer or network PHY chip in the cable network access module, the RJ45 interface is connected with the Ethernet interface of central processing unit by network transformer or network PHY chip.
4. outdoor LED giant-screen according to claim 2 is concentrated the Broadcast Control device, and it is characterized in that: described network access module is the wireless WIFI network access module of USB, and USB is wireless, and the WIFI network access module is connected with the USB interface of central processing unit.
5. outdoor LED giant-screen according to claim 2 is concentrated the Broadcast Control device, and it is characterized in that: described network access module is the 3G network access module, and the 3G network access module is connected with the USB interface of central processing unit.
6. outdoor LED giant-screen according to claim 2 is concentrated the Broadcast Control device, it is characterized in that: described LED data transmission blocks contains data and sends card and N data receiving card, data transmission cartoon is crossed the RJ45 network interface and is connected with data receiver card, cascade between each data receiver card, the digital DVI interface of central processing unit is connected card with data input interface connects, and the delivery outlet that data send card connects the LED giant-screen.
7. outdoor LED giant-screen according to claim 2 is concentrated the Broadcast Control device, it is characterized in that: the output terminal of described Temperature Humidity Sensor is connected with the universaling I/O port of central processing unit, contain air conditioner in the air-conditioning control module, the USART interface on the computer board of air conditioner is connected with the USART interface of central processing unit.
8. outdoor LED giant-screen according to claim 2 is concentrated the Broadcast Control device, and it is characterized in that: described utilizing camera interface is bnc interface, and bnc interface is connected with the encoding of graphs interface of central processing unit.
9. outdoor LED giant-screen according to claim 1 and 2 is concentrated the Broadcast Control device, and it is characterized in that: described power module contains Switching Power Supply and voltage stabilizer, and the output terminal of Switching Power Supply is connected with the input end of voltage stabilizer, and voltage stabilizer is the LDO chip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205954756U CN202904350U (en) | 2012-11-13 | 2012-11-13 | Outdoor LED large screen centralized play and control apparatus |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012205954756U CN202904350U (en) | 2012-11-13 | 2012-11-13 | Outdoor LED large screen centralized play and control apparatus |
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| Publication Number | Publication Date |
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| CN202904350U true CN202904350U (en) | 2013-04-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012205954756U Expired - Lifetime CN202904350U (en) | 2012-11-13 | 2012-11-13 | Outdoor LED large screen centralized play and control apparatus |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686439A (en) * | 2013-12-11 | 2014-03-26 | 深圳Tcl新技术有限公司 | Reporting method and device of television fault information |
| CN106274353A (en) * | 2016-08-01 | 2017-01-04 | 惠州华阳通用电子有限公司 | A kind of automatic air conditionning method and device of large-size screen monitors inter-vehicle information system |
| CN111131737A (en) * | 2019-11-19 | 2020-05-08 | 苏州智传天下物联网传媒科技有限公司 | Broadcast control device |
-
2012
- 2012-11-13 CN CN2012205954756U patent/CN202904350U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103686439A (en) * | 2013-12-11 | 2014-03-26 | 深圳Tcl新技术有限公司 | Reporting method and device of television fault information |
| CN106274353A (en) * | 2016-08-01 | 2017-01-04 | 惠州华阳通用电子有限公司 | A kind of automatic air conditionning method and device of large-size screen monitors inter-vehicle information system |
| CN106274353B (en) * | 2016-08-01 | 2018-09-11 | 惠州华阳通用电子有限公司 | A kind of automatic air conditionning method and device of large-size screen monitors inter-vehicle information system |
| CN111131737A (en) * | 2019-11-19 | 2020-05-08 | 苏州智传天下物联网传媒科技有限公司 | Broadcast control device |
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Legal Events
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| GR01 | Patent grant | ||
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| CX01 | Expiry of patent term |
Granted publication date: 20130424 |