CN104240474B - NFC switching devices and the LED illumination control system based on the device - Google Patents
NFC switching devices and the LED illumination control system based on the device Download PDFInfo
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Abstract
The invention discloses a kind of NFC switching devices, the device one end connects power supply, the other end connects controll plant, connection or disconnection between power supply and controll plant is controlled by the closure or disconnection of switch, NFC switching devices also include network connection unit, processor unit with NFC function, NFC antenna unit, network connection unit and controll plant network connection, NFC antenna unit is used for short distance reception and sends NFC signals, processor unit is connected with network connection unit and NFC antenna unit respectively, processor unit carries out judgement identification to the NFC signals received, if the match is successful, the network communication link then established between NFC signal sending ends and controll plant, realize control of the NFC signal sending ends to controll plant.The present invention discloses a kind of LED illumination control system based on the device, the present invention intelligently matches the connecting link established between NFC signal sending ends and controll plant by NFC, realizes quick, safe and reliable connection.
Description
Technical Field
The invention relates to the technical field of LED illumination control, in particular to an NFC switching device and an LED illumination control system based on the same.
Background
An LED (Light Emitting Diode) is a solid-state semiconductor device capable of converting electric energy into visible Light, and directly converts electricity into Light. The LED lamp has the advantages of energy conservation, environmental protection, light control, strong practicability, high stability, short response time, long service life and the like, and is widely applied to various illumination fields today advocating low-carbon life. The LED lighting is the development trend of high-efficiency green lighting, and the specific power supply and the control mode of the LED lighting enable the LED lighting to easily integrate some intelligent control and multimedia functions.
Near Field Communications (NFC) technology is a non-contact sensing and identification technology, and is integrated and evolved from non-contact Radio Frequency Identification (RFID) and interconnection technologies, and combines the functions of an inductive card reader, an inductive card and point-to-point on a single chip, so as to perform identification and data exchange with compatible devices in a short distance. By utilizing the NFC technology, the mobile phone can be changed into a traffic card and a credit card to realize mobile payment; the advertiser can utilize the NFC technology to realize the interaction between the plane advertisement and the consumer; some mobile social service websites based on geographic positions can utilize NFC to realize sign-in services, NFC technology leads the development direction of close-range induction technology, and various innovative applications based on NFC technology influence and change the lives of people.
In the existing intelligent LED lamps, many articles are made from the energy saving and intelligent applications of the LED lamps, for example, in the aspect of energy saving: a chip with low power consumption is adopted to replace materials, or a light-load high-efficiency DC-DC chip is adopted; in the aspect of intelligent application: wireless dimming and color adjustment, or wireless audio playing and remote network monitoring. But none of them takes into account the privacy security issues of the intelligent LED lamps when applied. With the rapid development of network technologies, information and privacy security become more and more important, how to perform secure and intelligent control on an intelligent LED lamp is particularly important for the intelligent lighting technology in development, and therefore, it is necessary to provide a fast, secure and reliable control device and control system to meet the existing requirements.
Disclosure of Invention
The invention aims to provide a convenient, quick, safe and reliable NFC switching device and an LED illumination control system based on the NFC switching device.
The technical scheme of the invention is realized as follows:
an NFC switching device having one end connected to a power source and the other end connected to a controlled object, the NFC switching device controlling connection or disconnection between the power source and the controlled object by closing or opening a switch, the NFC switching device comprising:
the network connection unit is used for establishing network connection with the controlled object;
an NFC antenna unit for receiving and transmitting NFC signals in a close range;
and the processor unit with the NFC function is respectively connected with the network connection unit and the NFC antenna unit, judges and identifies the received NFC signal, and if matching is successful, establishes a network communication link between the NFC signal transmitting end and the controlled object, and realizes control of the NFC signal transmitting end on the controlled object.
Preferably, the NFC switch device further includes an encryption unit for encrypting communication between the controlled object and the NFC signal transmitting terminal, and the encryption unit is connected to the processor unit.
Preferably, the NFC switch device further includes a wake-up unit for detecting whether the NFC signal is received, and if the wake-up unit detects the NFC signal, the processor unit in the sleep or semi-sleep state is woken up to perform identification matching on the NFC signal.
Preferably, the network connection unit is a wireless unit.
Preferably, the wireless unit may be any one of a WI-FI unit, a ZigBee unit, and a bluetooth unit.
Correspondingly, the invention also provides an LED illumination control system, which comprises: the NFC switch device is connected with the LED lighting device in a wireless mode, the mobile control terminal is close to the NFC switch device, wireless connection is established through receiving or sending NFC signals and matching with the NFC switch device, and therefore intelligent control over the LED lighting device is achieved.
Preferably, the mobile control terminal further comprises a wireless router, the wireless router is respectively in wireless connection with the NFC switching device and the LED lighting device, and the mobile control terminal and the NFC switching device are wirelessly connected to the wireless router after being confirmed through NFC matching.
Preferably, the mobile control terminal is close to the NFC switch device, the NFC switch device receives an NFC signal sent by the mobile control terminal and then connects and decrypts the NFC signal with the wireless router, the wireless router approves the mobile control terminal to access the network after successful verification, and the mobile control terminal is wirelessly connected with the wireless router to control the LED lighting device.
Preferably, the mobile control terminal is close to the NFC switch device, the NFC switch device negotiates with the wireless router after receiving an NFC signal sent by the mobile control terminal, and requires the mobile control terminal to input a password, the wireless router approves the mobile control terminal to access the network after verifying that the input password is correct, and the mobile control terminal is wirelessly connected with the wireless router to control the LED lighting device.
Preferably, the mobile control terminal is any one of a mobile phone, a tablet computer and a notebook computer.
Compared with the prior art, the NFC switching device integrates the NFC function on the basis of the switching device with the switching control function and the network control function, and the connection link between the NFC signal sending end and the controlled object is established through NFC intelligent pairing, so that safe and reliable connection is realized.
Moreover, according to the LED illumination control system based on the NFC switching device, the mobile control terminal is connected with the NFC switching device in a matched manner through the confirmation handshake of the near-field NFC signal, the mobile control terminal is allowed to be connected into the network after being connected into the network, the intelligent control of the LED illumination device is realized, the connection safety of the LED illumination device and the mobile control terminal can be ensured, the connection is convenient and quick, and only the mobile control terminal needs to be close to the NFC switching device; the application range is wide, and the method can be applied to occasions such as families, offices, public areas and the like; the security is high, and the network can be prevented from being broken by a network rubbing, a hacker and the like, so that the privacy security of the network is protected.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of an NFC switching device of the present invention;
fig. 2 is a schematic structural diagram of an LED lighting control system based on an NFC switching device according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present invention provides an NFC switching device, which may be a conventional key switch, having one end connected to a power supply and the other end connected to a controlled object, and may directly control the controlled object through the NFC switching device even when there is no network connection. The controlled object comprises a lamp, a fan, a refrigerator and the like, and the power supply simultaneously supplies power to the whole NFC switching device. The NFC switching device controls connection or disconnection between the power source and the controlled object by closing or opening the switch.
The NFC switch device further comprises a network connection unit, a processor unit with an NFC function, an NFC antenna unit and an encryption unit, wherein the network connection unit is connected with a controlled object through a network, the network connection unit can be a wired connection unit or a wireless unit, the wireless unit can be a WI-FI unit or a ZigBee unit or a Bluetooth unit, and the WI-FI unit is preferred in the embodiment of the invention.
The NFC antenna unit is used for receiving and transmitting NFC signals in a close range, and the radio frequency of the antenna is preferably 13.56 MHz.
The processor unit is respectively connected with the network connection unit, the NFC antenna unit and the encryption unit, the encryption unit is used for encrypting communication between the controlled object and the NFC signal transmitting end, and when the controlled object is connected to the gateway equipment, the communication between the controlled object and the gateway equipment and between the NFC signal transmitting end and the gateway equipment is encrypted; in the invention, the processor unit adopts a CPU chip supporting the NFC function and simultaneously supports a PHY/Bluetooth/Zigbee interface, judges and identifies the received NFC signal, and if the matching is successful, a network communication link between an NFC signal transmitting terminal and a controlled object is established to realize the control of the NFC signal transmitting terminal on the controlled object.
Furthermore, the NFC switch device may further include a wake-up unit configured to implement energy saving, where the wake-up unit is configured to detect whether an NFC signal is received, and the processor unit is in a sleep state or a semi-sleep state in a normal state, and is only woken up to perform identification matching when the wake-up unit detects the NFC signal. The wake-up unit may be an independent module, for example, an independent low-frequency wake-up receiving chip is used to implement an NFC signal wake-up receiving function; the level detection can be carried out by adopting a pin of the CPU chip to realize awakening, the CPU chip is in a semi-dormant state at the moment, other software and hardware schemes with awakening functions can be applied to the invention according to actual needs, the CPU chip and the awakening unit are respectively supplied by different power supplies, and the operation of the awakening unit only needs small electric quantity, so that the electric energy is saved, and the requirements of energy conservation and environmental protection are met.
Referring to fig. 2, an LED lighting control system based on an NFC switching device according to an embodiment of the present invention includes: the mobile control terminal can be any one of a mobile phone, a tablet computer and a notebook computer with wireless and NFC functions, and the embodiment of the invention is preferably a mobile phone. And the LED lighting devices comprise an LED lighting device 1, an LED lighting device 2 and an LED lighting device …, wherein the LED lighting device n is respectively in wireless connection with the wireless router. In the embodiment of the invention, the LED lighting device is an intelligent LED lamp with a wireless module, the NFC switching device is a control switch of the intelligent LED lamp, the NFC switching device can be arranged on a wall and is in wireless connection with the intelligent LED lamp through a wireless router, the mobile phone is close to the NFC switching device, and is in wireless connection with the switching device through receiving or sending NFC signals in a matching mode, so that the intelligent LED lamp is intelligently controlled. It is to be understood that a wired network connection may be adopted between the NFC switch device and the wireless router, between the LED lighting device and the wireless router, or a network connection combining wired connection and wireless connection may be adopted.
As another embodiment of the present invention, the LED lighting control system further includes a wireless router serving as a gateway, the wireless router is wirelessly connected to the NFC switch device and the intelligent LED lamp, the mobile phone and the NFC switch device are wirelessly connected to the wireless router after being confirmed by NFC matching, and the encryption unit of the NFC switch device is used to encrypt communication between the intelligent LED lamp and the wireless router and communication between the wireless router and the mobile phone. When the mobile phone is in close contact with the NFC switch, the connection mode comprises the following two connection modes: one is that the mobile phone is close to the NFC switching device, the NFC switching device receives an NFC signal sent by the mobile phone and then is connected with the wireless router for decryption, the wireless router approves the mobile phone to be connected to the network after verification is successful, and the mobile phone is wirelessly connected with the wireless router to realize control over the intelligent LED lamp; the other mode is as follows: the mobile phone is close to the NFC switching device, the NFC switching device negotiates with the wireless router after receiving the NFC signal sent by the mobile phone, the mobile phone is required to input a password, the wireless router approves the mobile phone to be accessed into a network after verifying that the input password is correct, and the mobile phone is in wireless connection with the wireless router to realize control over the intelligent LED lamp.
This scheme has adopted a quick reliable encryption scheme, can be real-timely through the cell-phone and the intelligent LED lamp switch accordant connection of taking the NFC function, can install APP (Application ) of control intelligent LED lamp on the cell-phone, use opening and closing of cell-phone control intelligent LED lamp, the light and shade of light, the broadcast of wireless audio amplifier in the lamp, remote monitoring etc to and the intelligent Application scene of other intelligent LED lamps, the realization has carried out reliable encryption intelligent control to intelligent LED lamp.
The LED illumination control system based on the NFC switching device provides a reliable close-range handshaking connection control intelligent LED lamp scheme, can ensure the connection safety of a mobile phone customer service end of the intelligent LED lamp, has high reliability in the application of household-level network equipment, and can further enhance the safety and reliability of the intelligent illumination industry, so that the encrypted intelligent LED lamp switching scheme has higher practical value in the household-level application. Meanwhile, the scheme of the invention can also be expanded to network equipment with an encryption function in other fields, and can be flexibly expanded and changed by matching with software according to practical application, thereby having higher practical value. It should be noted that the principles of receiving and confirming the NFC signal between the switch device and the mobile phone of the present invention are well known to those skilled in the art, and therefore, will not be described in detail.
Compared with the prior art, the NFC switching device integrates the NFC function on the basis of the switching device with the switching control function and the network control function, and the connection link between the NFC signal sending end and the controlled object is established through NFC intelligent pairing, so that safe and reliable connection is realized. According to the LED illumination control system based on the NFC switching device, the mobile control terminal and the NFC switching device are connected in a matched mode through the confirmation handshake of the near-distance NFC signal, the mobile control terminal is allowed to be connected into a network and then is connected into the network, intelligent control over the LED illumination device is achieved, the connection safety of the LED illumination device and the mobile control terminal can be guaranteed, the connection is convenient and fast, and the mobile control terminal only needs to be close to the NFC switching device; the method has wide application range, is suitable for occasions such as families, offices, public areas and the like, has high safety, can prevent network rubbing, hackers and the like from breaking the network, and protects the privacy and safety of the network.
The NFC switching device and the LED lighting control system based on the NFC switching device provided in the embodiment of the present invention are described in detail above, a specific example is applied in the present invention to explain the principle and the implementation of the present invention, and the description of the above embodiment is only used to help understanding the method and the core idea of the present invention; meanwhile, for a person skilled in the art, according to the idea of the present invention, there may be variations in the specific embodiments and the application scope, and in summary, the content of the present specification should not be construed as a limitation to the present invention.
Claims (8)
1. An LED lighting control system, comprising: the NFC switch device is wirelessly connected with the LED lighting devices, the mobile control terminal is close to the NFC switch device, and wireless connection is established by receiving or sending NFC signals and matching with the NFC switch device, so that intelligent control over the LED lighting devices is realized; wherein,
the wireless router is respectively in wireless connection with the NFC switching device and the LED lighting device, and the mobile control terminal and the NFC switching device are wirelessly connected to the wireless router after being confirmed through NFC matching;
the NFC switching device is connected with a power supply at one end and a controlled object at the other end, controls connection or disconnection between the power supply and the controlled object by closing or opening a switch, and comprises: the network connection unit is used for establishing network connection with the controlled object; an NFC antenna unit for receiving and transmitting NFC signals in a close range; and the processor unit with the NFC function is respectively connected with the network connection unit and the NFC antenna unit, judges and identifies the received NFC signal, and if matching is successful, establishes a network communication link between the NFC signal transmitting end and the controlled object, and realizes control of the NFC signal transmitting end on the controlled object.
2. The LED lighting control system of claim 1, wherein the NFC switch device further comprises an encryption unit for encrypting communication between the controlled object and the NFC signal transmitting terminal, and the encryption unit is connected to the processor unit.
3. The LED lighting control system of claim 1, wherein the NFC switch device further comprises a wake-up unit for detecting whether an NFC signal is received, and if the wake-up unit detects the NFC signal, the wake-up unit wakes up the processor unit in the sleep or semi-sleep state to perform recognition matching on the NFC signal.
4. The LED lighting control system of claim 1, wherein the network connection unit is a wireless unit.
5. An LED lighting control system according to claim 4, wherein said wireless unit can be any one of a WI-FI unit, a ZigBee unit and a Bluetooth unit.
6. The LED illumination control system according to claim 1, wherein the mobile control terminal is close to the NFC switch device, the NFC switch device receives an NFC signal sent by the mobile control terminal and then connects and decrypts the NFC signal with the wireless router, the wireless router approves the mobile control terminal to access a network after verification is successful, and the mobile control terminal is wirelessly connected with the wireless router to realize control over the LED illumination device.
7. The LED lighting control system according to claim 1, wherein the mobile control terminal is close to the NFC switch device, the NFC switch device negotiates with the wireless router after receiving an NFC signal sent by the mobile control terminal, and requests the mobile control terminal to input a password, the wireless router approves the mobile control terminal to access the network after verifying that the input password is correct, and the mobile control terminal is wirelessly connected with the wireless router to control the LED lighting device.
8. The LED illumination control system according to claim 1, wherein the mobile control terminal is any one of a mobile phone, a tablet computer and a notebook computer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410415008.4A CN104240474B (en) | 2014-08-21 | 2014-08-21 | NFC switching devices and the LED illumination control system based on the device |
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| CN201410415008.4A CN104240474B (en) | 2014-08-21 | 2014-08-21 | NFC switching devices and the LED illumination control system based on the device |
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| CN104240474B true CN104240474B (en) | 2018-01-12 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP6520267B2 (en) * | 2015-03-20 | 2019-05-29 | カシオ計算機株式会社 | Communication device and program |
| CN107087327A (en) * | 2017-05-28 | 2017-08-22 | 巨尔(上海)光电照明有限公司 | LED/light source regulating system and its adjusting method |
| CN109327216A (en) * | 2018-10-18 | 2019-02-12 | 广州众诺电子技术有限公司 | A kind of starting-up method and device based on electromagnetic induction |
| CN110348774A (en) * | 2019-04-01 | 2019-10-18 | 深圳盈达机器视觉技术有限公司 | A kind of localization method for freight house |
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Denomination of invention: NFC switch device and LED illumination control system based on same Effective date of registration: 20191123 Granted publication date: 20180112 Pledgee: China CITIC Bank Co.,Ltd. Jiaxing Tongxiang sub branch Pledgor: ZHEJIANG SHENGHUI LIGHTING Co.,Ltd. Registration number: Y2019330000238 |
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