CN103295386A - Monitoring and controlling system based on optical communication - Google Patents
Monitoring and controlling system based on optical communication Download PDFInfo
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- CN103295386A CN103295386A CN2012100505083A CN201210050508A CN103295386A CN 103295386 A CN103295386 A CN 103295386A CN 2012100505083 A CN2012100505083 A CN 2012100505083A CN 201210050508 A CN201210050508 A CN 201210050508A CN 103295386 A CN103295386 A CN 103295386A
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Abstract
The invention relates to a monitoring and controlling system based on optical communication. The monitoring and controlling system comprises a sensor, a central control unit, an optical signal transmission unit and a terminal control unit, wherein the sensor is used for detecting measurand and transmitting corresponding information of the measurand to the central control unit; the central control unit is used for transmitting a control instruction to the optical signal transmission unit according to the information of the measurand; the optical signal transmission unit is used for transmitting out the control instruction in a form of an optical signal; the terminal control unit is used for receiving the optical signal and controlling terminal equipment according to the optical signal. According to the monitoring and controlling system based on optical communication disclosed by the invention, the detection control on the measurand is realized, so that a spectrum resource does not need to be applied for, no electromagnetic interferences exists, and the resource utilization efficiency can be improved. The monitoring and controlling system can be used for monitoring and controlling the measurand such as temperatures, humidity, illumination intensity, pH (Potential of Hydrogen) values, pressure, flows, liquid levels, differential pressure and ultrasonic waves.
Description
Technical field
The present invention relates to a kind of monitor control system, relate in particular to a kind of monitor control system based on optical communication.
Background technology
In warehousing management, the manufacturing, breed nurse, meteorological observation, scientific research and daily life, the ubiquity that requires to temperature, humidity, intensity of illumination etc., for example in the storage area management, following requirement is arranged usually: the temperature of storage area (containing film storehouse, tape library) should be controlled at 14～24 ℃, has the storehouse diurnal variation amplitude of equipment to be no more than ± 2 ℃; Relative humidity should be controlled 45%～60%, and have the storehouse diurnal variation amplitude of equipment to be no more than ± 5%.Along with the raising of rapid development of science and technology and people's integrated environment consciousness, people also can require the comfort level of living environment and the balance between the energy-saving and emission-reduction in daily life.These also become exigence in the productive life day by day.
Though temperature regulator, humidistat etc. all use in a large number in every field, yet, because existing supervisory system can not be regulated thermo hydrograph regulator according to environment timely timely, and has wasted a lot of energy, especially not only wasting energy in industrial and agricultural production also lavishes labor on.For example, in our daily life, air-conditioning still was in opening after temperature reached design temperature, though energy consumption has reduced, but had the energy of waste, and there is such problem equally in humidifier.Aborning, as being that certain requirement is arranged to the mushroom cultivating process to humiture, regulate automatically according to environment if can realize humiture, will save a lot of costs of labor, also can reach energy-conservation effect simultaneously.
Summary of the invention
Technical matters to be solved by this invention is, at above-mentioned the deficiencies in the prior art, proposes a kind of monitor control system based on optical communication that need not to apply for frequency spectrum resource, no electromagnetic interference (EMI) and can improve the level of resources utilization.
The technical solution adopted for the present invention to solve the technical problems is, a kind of monitor control system based on optical communication is proposed, it comprises sensor, central control unit, light signal transmitter unit and Terminal Control Element, described sensor is used for surveying measured, and measured corresponding information is transferred to described central control unit; Described central control unit is used for according to described measured information steering order being transferred to described light signal transmitter unit; Described light signal transmitter unit is used for described steering order is launched with the form of light signal; Described Terminal Control Element is used for receiving described light signal, and according to described light signal control terminal.
Further, described sensor is SMART DUST.
Further, described sensor can be used for surveying measured be in temperature, humidity, illuminance, potential of hydrogen, pressure, flow, liquid level, differential pressure, ultrasound wave, the weight one or more.
Further, described SMART DUST comprises power module, microprocessor module, humidity sensor, temperature sensor, wireless communication module, described power module is used for providing electric energy, the data that described microprocessor module sends for the treatment of described humidity sensor and temperature sensor, described wireless communication module are used for the data after described microprocessor processes are launched wirelessly.
Further, described wireless communication module is wireless router.
Further, described only visible light or invisible light.
Further, described light signal transmitter unit is provided with the light emitting diode for the described light signal of emission.
Further, described light signal transmitter unit comprises microprocessor module, modulation module, driver module and light emitting diode matrix, described microprocessor module is used for receiving the steering order information that described central control unit sends, and sends coded data to described modulation module according to described steering order information; Described modulation module receives described coded data and is converted into the level modulation signal; Described driver module drives the light signal that the light emitting diode emission contains information under the control of level modulation signal.
Further, described Terminal Control Element comprises photodetector, demodulation module and microprocessor module, and described photodetector is used for receiving the light signal that described light signal transmitter unit is launched, and converts described light signal to electric signal; Described demodulation module is reduced into original signal with described electric signal; Described microprocessor module be used for to receive the signal of described demodulation module output, and according to the described terminal device of signal controlling of described demodulation module output.
Further, described Terminal Control Element also comprises the signal amplification module, and described signal amplification module is used for the output signal of described photodetector is amplified.
In sum, the present invention is based on the monitor control system of optical communication by cooperatively interacting between described each module, utilize light to transmit signal, just can realize measured detection control, thereby need not to apply for frequency spectrum resource, no electromagnetic interference (EMI) can improve the level of resources utilization.
Description of drawings
Fig. 1 is the theory diagram that the present invention is based on a kind of embodiment of monitor control system of optical communication.
Fig. 2 is the theory diagram of SMART DUST of the present invention shown in Figure 1.
Fig. 3 is the theory diagram of light signal transmitter unit of the present invention shown in Figure 1.
Fig. 4 is the theory diagram of Terminal Control Element of the present invention shown in Figure 1.
Embodiment
The present invention will be further described below in conjunction with drawings and the specific embodiments:
See also Fig. 1, the monitor control system that the present invention is based on optical communication comprises sensor 1, central control unit 2, light signal transmitter unit 3 and Terminal Control Element 4, described sensor 1 is used for surveying measured, and measured corresponding information is transferred to described central control unit 2.Described measured can be in temperature, humidity, illuminance, potential of hydrogen, pressure, flow, liquid level, differential pressure, ultrasound wave, the weight one or more.In the present embodiment, described sensor 1 is SMART DUST.
See also Fig. 2, SMART DUST (smart dust) refers to have a kind of superminiature sensor 1 of computer function, the nearly 5mm of existing SMART DUST volume
3, it can survey all multi-environmental parameters on every side, can collect mass data, carries out suitable computing, utilizes two-way radio communication device with the transmission of coming and going between SMART DUST of these information then.At present embodiment, described SMART DUST comprises power module 11, microprocessor module 12, humidity sensor 13, temperature sensor 14, wireless communication module 15, described power module 11 is used for electric energy is provided, and it can be the power supply that lithium battery or solar cell etc. can provide energy.Described microprocessor module 12 is used for the data that the described humidity sensor 13 of encryption and temperature sensor 14 send, and described wireless communication module 15 is used for the data after described microprocessor processes are launched wirelessly.
In the present embodiment, described wireless communication module 15 is wireless routers, and each wireless router is as a node.Because there is the restriction of effective communication distance in wireless telecommunications, node can not directly send to data central control unit 2, but adopts the transmission mode of multi-hop route to send data toward central control unit 2.Therefore, each node must have message (packet) transfer capability, that is to say, a node not only will be finished the work of data acquisition and transmission, also will possess the function of router.Be main topological structure and the routing iinformation of being responsible for maintaining network of described wireless router part, finish message forwarding.Because after node deployment had been got well, some node may constantly change the position of self, arbitrary node all might be started shooting and shut down at any time, and therefore, the topology information of the network that described node forms dynamically updates.
See also Fig. 3, described light signal transmitter unit 3 comprises microprocessor module 31, modulation module 32, driver module 33 and light emitting diode matrix 34.Described microprocessor module 31 is connected with described central control unit 2 by network, and is used for receiving the steering order information that described central control unit 2 sends, and sends coded data to described modulation module 32 according to described steering order information then.Described modulation module 32 receives described coded data and is converted into the level modulation signal; Described driver module 33 drives the light signal that the light emitting diode emission contains information under the control of level modulation signal.
Only visible light or the invisible light of described light emitting diode emission, described invisible light can be infrared ray or ultraviolet ray etc.In the present embodiment, the only visible light of described light emitting diode emission, i.e. the light that goes out is constantly dodged in described light emitting diode emission, and the sudden strain of a muscle of described light is gone out and is represented 0 in the scale-of-two and 1 signal.Because white light emitting diode has low in energy consumption, advantages such as the life-span is long, size is little, environmental protection, thereby replaces conventional light source such as fluorescent light, incandescent lamp gradually, becomes solid light source of new generation.Compare with conventional light source, white light emitting diode has the characteristic of short, High Speed Modulation of response time again, based on white light emitting diode see light wireless communication system or network, can realize throwing light on and the double action of communicating by letter.
See also Fig. 4, described Terminal Control Element 4 is arranged on can be influenced on the described measured equipment, and it is used for receiving described light signal, and according to described light signal control terminal.In the present embodiment, described terminal device is air-conditioning, and described Terminal Control Element 4 is arranged on the air-conditioning and is used for the described air-conditioning of control, and then realizes the control to indoor temperature and humidity.Described Terminal Control Element 4 comprises photodetector 41, signal amplification module 42, demodulation module 43 and microprocessor module 44, described photodetector 41 is used for receiving the light signal that described light signal transmitter unit 3 is launched, and converts described light signal to electric signal.Described signal amplification module 42 is used for the output signal of described photodetector 41 is amplified.Described demodulation module 43 is reduced into original signal with described electric signal.Described microprocessor module 44 is used for receiving the signal of described demodulation module 43 outputs, and according to the described terminal device of signal controlling that described demodulation module 43 is exported, namely controls described air-conditioning, makes temperature or humidity in the described air-conditioning conditioning chamber.
The present invention can be applicable to occasions such as hospital, hotel, storage area, aquaculture, commercial production, be example with the hospital, principle of work of the present invention is described: each section office can be provided with a described SMART DUST, described light signal transmitter unit 3 is the LED illuminating lamp of each section office, described central control unit 2 is arranged on the administrative center of hospital, and each section is indoor to be provided with described air-conditioning.The doctor can be according to patient's the state of an illness or the related personnel's of section office needs, in described central control unit 2 required temperature and humidity data are set, the temperature that described SMART DUST is indoor with section and humidity data transmit or directly send to described central control unit 2 by another SMART DUST.Described central control unit 2 passes the temperature of coming and humidity data and described default temperature and humidity data with described SMART DUST and compares, when different or not in certain scope the time between the two, then described central control unit 2 sending controling instructions are given described LED illuminating lamp, then, described LED illuminating lamp transmits control signal to Terminal Control Element 4 with the form of light signal, the described air-conditioning of described Terminal Control Element 4 controls, thus realization is to the adjusting of the indoor temperature and humidity of section.Thereby can be convenient to patient's nurse and save human cost by the present invention.
In sum, the present invention is based on the monitor control system of optical communication by cooperatively interacting between described each module, utilize light to transmit signal, just can realize measured detection control, thereby need not to apply for frequency spectrum resource, no electromagnetic interference (EMI) can improve the level of resources utilization.
By reference to the accompanying drawings preferred embodiment of the present invention is described above; but the present invention is not limited to above-mentioned embodiment; above-mentioned embodiment only is schematic; rather than it is restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not breaking away under the scope situation that aim of the present invention and claim protect, also can make a lot of forms, these all belong within protection scope of the present invention.
Claims (10)
1. monitor control system based on optical communication, it is characterized in that: comprise sensor, central control unit, light signal transmitter unit and Terminal Control Element, described sensor is used for surveying measured, and measured corresponding information is transferred to described central control unit; Described central control unit is used for according to described measured information steering order being transferred to described light signal transmitter unit; Described light signal transmitter unit is used for described steering order is launched with the form of light signal; Described Terminal Control Element is used for receiving described light signal, and according to described light signal control terminal.
2. the monitor control system based on optical communication according to claim 1, it is characterized in that: described sensor is SMART DUST.
3. the monitor control system based on optical communication according to claim 1 and 2 is characterized in that: it is measured that described sensor can be used for surveying is in temperature, humidity, illuminance, potential of hydrogen, pressure, flow, liquid level, differential pressure, ultrasound wave, the weight one or more.
4. the monitor control system based on optical communication according to claim 2, it is characterized in that: described SMART DUST comprises power module, microprocessor module, humidity sensor, temperature sensor, wireless communication module, described power module is used for providing electric energy, the data that described microprocessor module sends for the treatment of described humidity sensor and temperature sensor, described wireless communication module are used for the data after described microprocessor processes are launched wirelessly.
5. the monitor control system based on optical communication according to claim 1 and 2, it is characterized in that: described wireless communication module is wireless router.
6. the monitor control system based on optical communication according to claim 1 and 2 is characterized in that: described only visible light or invisible light.
7. the monitor control system based on optical communication according to claim 6 is characterized in that: described light signal transmitter unit is provided with the light emitting diode for the described light signal of emission.
8. the monitor control system based on optical communication according to claim 7, it is characterized in that: described light signal transmitter unit comprises microprocessor module, modulation module, driver module and light emitting diode matrix, described microprocessor module is used for receiving the steering order information that described central control unit sends, and sends coded data to described modulation module according to described steering order information; Described modulation module receives described coded data and is converted into the level modulation signal; Described driver module drives the light signal that the light emitting diode emission contains information under the control of level modulation signal.
9. the monitor control system based on optical communication according to claim 1 and 2, it is characterized in that: described Terminal Control Element comprises photodetector, demodulation module and microprocessor module, described photodetector is used for receiving the light signal that described light signal transmitter unit is launched, and converts described light signal to electric signal; Described demodulation module is reduced into original signal with described electric signal; Described microprocessor module be used for to receive the signal of described demodulation module output, and according to the described terminal device of signal controlling of described demodulation module output.
10. the monitor control system based on optical communication according to claim 9, it is characterized in that: described Terminal Control Element also comprises the signal amplification module, described signal amplification module is used for the output signal of described photodetector is amplified.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN105046937A (en) * | 2015-07-03 | 2015-11-11 | 成都弘毅天承科技有限公司 | Li-Fi wireless communication-based intelligent household system control apparatus |
| CN105721054A (en) * | 2014-12-23 | 2016-06-29 | 中国人民解放军装甲兵工程学院 | Information demodulation terminal used for indoor wireless optical communication |
| CN105898248A (en) * | 2014-12-23 | 2016-08-24 | 中国人民解放军装甲兵工程学院 | Optical information field-based indoor electrical appliance signal wireless optical communication system |
| CN105898249A (en) * | 2014-12-23 | 2016-08-24 | 中国人民解放军装甲兵工程学院 | Optical information field-based indoor video signal wireless optical communication system |
| CN105898250A (en) * | 2014-12-23 | 2016-08-24 | 中国人民解放军装甲兵工程学院 | Optical information field module for indoor wireless optical communication |
| CN106097699A (en) * | 2016-07-25 | 2016-11-09 | 深圳市冠旭电子股份有限公司 | A kind of light controlling device and light control system |
| CN106230677A (en) * | 2016-07-27 | 2016-12-14 | 深圳前海弘稼科技有限公司 | Communication system under greenhouse and communication means |
| CN108010303A (en) * | 2017-11-29 | 2018-05-08 | 深圳市光域物联科技有限公司 | Indoor multi-sensor data transmitting device, system and method based on optic communication |
| CN109348567A (en) * | 2018-09-21 | 2019-02-15 | 珠海格力电器股份有限公司 | Intelligent lightening device, control method, control device and control system |
| CN111060865A (en) * | 2019-12-05 | 2020-04-24 | 国网北京市电力公司 | Inspection system based on electric energy metering device |
| CN114187753A (en) * | 2021-11-25 | 2022-03-15 | 珠海格力电器股份有限公司 | Data transmission device, method, control device and electrical equipment |
| CN114627631A (en) * | 2022-03-22 | 2022-06-14 | 深圳市金飞杰信息技术服务有限公司 | Intelligent alarm system and method based on Internet of things |
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| CN105721054A (en) * | 2014-12-23 | 2016-06-29 | 中国人民解放军装甲兵工程学院 | Information demodulation terminal used for indoor wireless optical communication |
| CN105898248A (en) * | 2014-12-23 | 2016-08-24 | 中国人民解放军装甲兵工程学院 | Optical information field-based indoor electrical appliance signal wireless optical communication system |
| CN105898249A (en) * | 2014-12-23 | 2016-08-24 | 中国人民解放军装甲兵工程学院 | Optical information field-based indoor video signal wireless optical communication system |
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| CN106097699A (en) * | 2016-07-25 | 2016-11-09 | 深圳市冠旭电子股份有限公司 | A kind of light controlling device and light control system |
| CN106097699B (en) * | 2016-07-25 | 2022-05-20 | 深圳市冠旭电子股份有限公司 | Light control device and light control system |
| CN106230677A (en) * | 2016-07-27 | 2016-12-14 | 深圳前海弘稼科技有限公司 | Communication system under greenhouse and communication means |
| CN108010303A (en) * | 2017-11-29 | 2018-05-08 | 深圳市光域物联科技有限公司 | Indoor multi-sensor data transmitting device, system and method based on optic communication |
| CN108010303B (en) * | 2017-11-29 | 2019-09-10 | 深圳市光域物联科技有限公司 | Indoor multi-sensor data transmitting device, system and method based on optic communication |
| CN109348567A (en) * | 2018-09-21 | 2019-02-15 | 珠海格力电器股份有限公司 | Intelligent lightening device, control method, control device and control system |
| CN111060865A (en) * | 2019-12-05 | 2020-04-24 | 国网北京市电力公司 | Inspection system based on electric energy metering device |
| CN114187753A (en) * | 2021-11-25 | 2022-03-15 | 珠海格力电器股份有限公司 | Data transmission device, method, control device and electrical equipment |
| CN114627631A (en) * | 2022-03-22 | 2022-06-14 | 深圳市金飞杰信息技术服务有限公司 | Intelligent alarm system and method based on Internet of things |
| CN114627631B (en) * | 2022-03-22 | 2022-11-22 | 深圳市金飞杰信息技术服务有限公司 | Intelligent alarm system and method based on Internet of things |
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Owner name: SHENZHEN GUANGQI INTELLIGENT PHOTONICS TECHNOLOGY Free format text: FORMER OWNER: SHENZHEN KUANG-CHI INNOVATION TECHNOLOGY CO., LTD. Effective date: 20150714 |
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Effective date of registration: 20150714 Address after: 518000 Guangdong city of Shenzhen province Futian District Shennan Road and CaiTian Road intersection East Xintiandi Plaza C block 2007-27 Patentee after: Shenzhen Guang Qi intelligent photonic Technology Co., Ltd. Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B Patentee before: Shenzhen Kuang-Chi Innovation Technology Co., Ltd. |