CN106162807A - Method for network access, device and IoT equipment for Internet of Things IoT equipment - Google Patents
Method for network access, device and IoT equipment for Internet of Things IoT equipment Download PDFInfo
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- CN106162807A CN106162807A CN201610871787.8A CN201610871787A CN106162807A CN 106162807 A CN106162807 A CN 106162807A CN 201610871787 A CN201610871787 A CN 201610871787A CN 106162807 A CN106162807 A CN 106162807A
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- signal
- telecommunication
- iot equipment
- internet
- amplifying circuit
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/08—Access restriction or access information delivery, e.g. discovery data delivery
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
- H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
- H04B10/114—Indoor or close-range type systems
- H04B10/116—Visible light communication
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W48/00—Access restriction; Network selection; Access point selection
- H04W48/18—Selecting a network or a communication service
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W84/00—Network topologies
- H04W84/02—Hierarchically pre-organised networks, e.g. paging networks, cellular networks, WLAN [Wireless Local Area Network] or WLL [Wireless Local Loop]
- H04W84/10—Small scale networks; Flat hierarchical networks
- H04W84/12—WLAN [Wireless Local Area Networks]
Abstract
The present invention relates to areas of information technology, disclose a kind of method for network access for Internet of Things IoT equipment, device and IoT equipment, the method includes: receiving visible light signal and this visible light signal is converted to first signal of telecommunication, wherein said visible light signal includes the information that the network to be accessed with described IoT equipment is associated；Described first signal of telecommunication is enlarged into second signal of telecommunication；Described second signal of telecommunication is converted to digital signal；It is decoded obtaining described information by described digital signal；And according to described information access to this network.The present invention is capable of according to the visible light signal access network easily that receives, substantially increases the intelligent of IoT equipment, thus beneficially intercommunication between each equipment in the use of equipment and Internet of Things, improve the performance of whole Internet of Things.
Description
Technical field
The present invention relates to areas of information technology, in particular it relates to a kind of network access side for Internet of Things IoT equipment
Method, a kind of network access device for Internet of Things IoT equipment and a kind of Internet of Things IoT equipment.
Background technology
In the prior art, Internet of Things (Internet of Things, IoT) equipment needs as a WLAN
(WLAN) station is linked into network.But, owing to some IoT equipment do not have input and display function so that these equipment accesses
The process of network is complicated, does not utilize the intercommunication between the use of equipment and equipment.
Summary of the invention
For the technical problem that IoT equipment access network present in prior art is complicated, the invention provides a kind of use
In the method for network access of Internet of Things IoT equipment, the method includes: receives visible light signal and is converted to by this visible light signal
First signal of telecommunication, wherein said visible light signal includes the information that the network to be accessed with described IoT equipment is associated；By described
First signal of telecommunication is enlarged into second signal of telecommunication；Described second signal of telecommunication is converted to digital signal；Described digital signal is carried out
Decoding is to obtain described information；And according to described information access to this network.
Preferably, described information includes service set identifier SSID of router and the password at networking to be accessed.
Preferably, the method also includes: be filtered described first signal of telecommunication；And/or described second signal of telecommunication is entered
Row filtering.
Preferably, described first signal of telecommunication is enlarged into second signal of telecommunication to farther include: described first signal of telecommunication is entered
Row primary is amplified；First signal of telecommunication after amplifying primary is filtered；And by the first electricity after filtered primary amplification
Signal is enlarged into second signal of telecommunication further.
Correspondingly, present invention also offers a kind of network access device for Internet of Things IoT equipment, this device includes:
Photodetector, is used for receiving visible light signal and this visible light signal being converted to first signal of telecommunication, wherein said visible ray
Signal includes the information that the network to be accessed with described IoT equipment is associated；Amplifying circuit, for putting described first signal of telecommunication
Greatly second signal of telecommunication；Comparison circuit, for being converted to digital signal by described second signal of telecommunication；Processing module, for by institute
State digital signal to be decoded obtaining described information；And communication module, it is used for according to described information access to this network, its
Described in photodetector, described amplifying circuit, described comparison circuit, described processing module and described communication module successively
Concatenation.
Preferably, described information includes service set identifier SSID of router and the password at networking to be accessed.
Preferably, this device also includes: filter circuit, and this filter circuit is configured to: be serially connected with described photodetector
And between described amplifying circuit, for described first signal of telecommunication is filtered；And/or it is serially connected with described amplifying circuit with described
Between comparison circuit, for described second signal of telecommunication is filtered.
Preferably, this device also includes: filter circuit, and described amplifying circuit farther includes: primary amplifying circuit and master
Amplifying circuit, wherein: after described primary amplifying circuit is serially connected with described photodetector, for described first signal of telecommunication is entered
Row primary is amplified；Described filter circuit is serially connected with between described primary amplifying circuit and described main amplifying circuit, for primary
First signal of telecommunication after amplification is filtered；And described main amplifying circuit, for by filtered primary amplify after first
The signal of telecommunication is enlarged into second signal of telecommunication further.
Preferably, appointing during described photodetector is silicon based opto-electronics diode, phototriode, CMOS photodetector
One.
Additionally, present invention also offers that a kind of this IoT equipment of Internet of Things IoT equipment includes that the present invention provides for Internet of Things
The network access device of net IoT equipment.
By technique scheme, IoT equipment according to the visible light signal received just can access network easily, greatly
Improve greatly the intelligent of IoT equipment, thus beneficially intercommunication between each equipment in the use of equipment and Internet of Things, improve
The performance of whole Internet of Things.
Other features and advantages of the present invention will be described in detail in detailed description of the invention part subsequently.
Accompanying drawing explanation
Accompanying drawing is used to provide a further understanding of the present invention, and constitutes the part of description, with following tool
Body embodiment is used for explaining the present invention together, but is not intended that limitation of the present invention.In the accompanying drawings:
Fig. 1 is the network access device for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation；
Fig. 2 is the network access device for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation；
Fig. 3 is the network access device for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation；
Fig. 4 is the network access device for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation；
Fig. 5 is the network access device for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation；
Fig. 6 is the example interaction of the Internet of Things IoT equipment access network according to one embodiment of the present invention；With
And
Fig. 7 is the method for network access for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Example flow diagram.
Description of reference numerals
1 photodetector 2 amplifying circuit 3 comparison circuit
4 processing module 5 communication module 6 filter circuits
The primary amplifying circuit of 61 first filter circuit 62 second filter circuits 21
22 main amplifying circuit 100 IoT equipment 200 visible light signal sources
300 routers
Detailed description of the invention
Below in conjunction with accompanying drawing, the detailed description of the invention of the present invention is described in detail.It should be appreciated that this place is retouched
The detailed description of the invention stated is merely to illustrate and explains the present invention, is not limited to the present invention.
For the above-mentioned problems in the prior art, the present invention considers network insertion based on visible light communication technology
Method.Visible light communication technology is a kind of Radio Transmission Technology with visible ray as carrier, is wherein sent out by visible light signal source
Send the visible light signal equipment to having visible ray receive capabilities, it is possible to achieve the transmission of signal.The invention provides based on can
See the method for network access of the IoT equipment of optic communication and device and there is the IoT equipment of visible ray receive capabilities.
In order to the thought of the present invention is clearly described, it is used for the network insertion of Internet of Things IoT equipment below with example
It is described in detail as a example by device 10 and various embodiments will be provided to describe the thought of the present invention:
Embodiment 1
Fig. 1 is the network access device 10 for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation, as it is shown in figure 1, this device may include that photodetector 1, be used for receiving visible light signal can by this
Seeing that optical signal is converted to first signal of telecommunication, wherein said visible light signal includes that the network to be accessed to described IoT equipment is relevant
The information of connection；Amplifying circuit 2, for being enlarged into second signal of telecommunication by described first signal of telecommunication；Comparison circuit 3, for by described
Second signal of telecommunication is converted to digital signal；Processing module 4, for being decoded obtaining described information by described digital signal；
And communication module 5, for according to described information access to this network, wherein said photodetector 1, described amplifying circuit 2,
Described comparison circuit 3, described processing module 4 and described communication module 5 are sequentially connected in series.
Specifically, the visible light signal that photodetector 1 receives can include the network to be accessed with described IoT equipment
The information being associated, the visible light signal such as sent from the camera flash of the equipment such as smart mobile phone or panel computer,
This visible light signal can carry the information that the network to be accessed with described IoT equipment is associated, it is preferable that described information can
To include service set identifier SSID and the password of the router at networking to be accessed.
This visible light signal can be converted to first signal of telecommunication by photodetector 1, and the most described photodetector is permissible
For any one in silicon based opto-electronics diode, phototriode, CMOS photodetector etc., it is achieved the function of opto-electronic conversion.
Afterwards, described first signal of telecommunication can be enlarged into second signal of telecommunication by amplifying circuit 2, in order to the telecommunications after Shi Heing
Number compare.Described amplifying circuit 2 can be the amplifying circuit using operational amplifier or resistance to constitute.
Then, described second signal of telecommunication can be converted to digital signal by comparison circuit 3, such as by described second signal of telecommunication
Compare with reference voltage (choosing of this reference voltage can set according to practical situation, and this is not defined by the present invention)
Relatively, output is suitable for the digital signal that processing module 4 processes.Wherein, described comparison circuit 3 can be by comparator or operation amplifier
Device is constituted.
Then, described digital signal can be decoded obtaining described information by processing module 4, the most therefrom parses
Service set identifier SSID of the router at networking to be accessed and password.Further, SSID and password are sent to communication module
5.Wherein said processing module 4 can be micro-control unit (MCU), MCU and comparison circuit 3 can between can use general defeated
The interface entering output (GPIO) interface etc. connects.
Finally, communication module 5 i.e. can be triggered to network according to SSID and password according to described information access to this network
The attachment of router.Wherein, described communication module 5 can be Wi-Fi module, can adopt between described Wi-Fi module and MCU
Connect by any one in following various ways: universal asynchronous receiving-transmitting transmitter (UART), GPIO, Serial Peripheral Interface (SPI)
(SPI), integrated circuit built-in audio (I2S) bus, built-in (I2C) bus of integrated circuit and CAN (controller local area network) are total
Line etc..
In this embodiment 1, the network access device 10 for Internet of Things IoT equipment can realize can according to receive
See optical signal access network easily, on this basis, the network access device 10 being used for Internet of Things IoT equipment is arranged in that
On a little IoT equipment without input or display function, it is possible to make those IoT equipment possess visible ray and receive and networking
Function, the IoT device intelligence substantially increased, thus beneficially mutual between each equipment in the use of equipment and Internet of Things
Logical, improve the performance of whole Internet of Things.
Embodiment 2
Fig. 2 is the network access device 10 for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation, as in figure 2 it is shown, the difference that wherein illustrate only between embodiment 2 and embodiment 1, i.e. this device are also
May include that filter circuit 6, this filter circuit 6 may be configured to: is serially connected with described photodetector 1 and amplifies electricity with described
Between road 2, for described first signal of telecommunication is filtered, to filter the noise in signal, improve the signal to noise ratio of signal.Its
In, filter circuit 6 can be the active low-pass filter circuit using operational amplifier to constitute, or can also be resistance, electric capacity
The passive low-pass filter circuit constituted, or bandwidth-limited circuit.
In this embodiment 2, first signal of telecommunication is carried out by input as amplifying circuit 2 after the filtering of filter circuit 6
It is enlarged into second signal of telecommunication, similar described in signal transmission afterwards and processing procedure and embodiment 1, do not repeat them here.
Embodiment 3
Fig. 3 is the network access device 10 for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation, as it is shown on figure 3, the difference that wherein illustrate only between embodiment 3 and embodiment 1-2, i.e. this device
Can also include: filter circuit 6, this filter circuit 6 may be configured to: be serially connected with described amplifying circuit 2 with described compare electric
Between road 3, for described second signal of telecommunication is filtered, to filter the noise in signal, improve the signal to noise ratio of signal.Its
In, filter circuit 6 can be the active low-pass filter circuit using operational amplifier to constitute, or can also be resistance, electric capacity
The passive low-pass filter circuit constituted, or bandwidth-limited circuit.
In this embodiment 3, second signal of telecommunication is by input as comparison circuit 3 after the filtering of filter circuit 6, afterwards
Signal transmission and processing procedure and embodiment 1 described in similar, do not repeat them here.
Embodiment 4
Fig. 4 is the network access device 10 for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation, as shown in Figure 4, wherein illustrate only the difference between embodiment 4 and embodiment 1-3, this embodiment 4
For the combination of embodiment 2 and 3, i.e. all it is filtered before and after signal amplifies, to improve the signal to noise ratio of signal further.
In this embodiment 4, this device can also include the first filter circuit 61 and the second filter circuit 62, wherein first
Filter circuit 61 can be serially connected with between photodetector 1 and amplifying circuit 2, the second filter circuit 62 can be serially connected with described in put
Big between circuit 2 and described comparison circuit 3.Wherein, the first filter circuit 61 and the second filter circuit 62 can be to use computing
The active low-pass filter circuit that amplifier is constituted, or can also be resistance, the passive low-pass filter circuit of electric capacity composition, or
Bandwidth-limited circuit, described first filter circuit 61 and the second filter circuit 62 are configurable to identical or different circuit.
Embodiment 5
Fig. 5 is the network access device 10 for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Structural representation, as it is shown in figure 5, the difference that wherein illustrate only between embodiment 5 and embodiment 1-4, i.e. this device
Can also include: filter circuit 6 and described amplifying circuit farther include: primary amplifying circuit 21 and main amplifying circuit 22,
Wherein:
After described primary amplifying circuit 21 can be serially connected with described photodetector 1, for described first signal of telecommunication
Carrying out primary amplification, described primary amplifying circuit 21 can be the amplifying circuit using operational amplifier or resistance to constitute.
Described filter circuit 6 can be serially connected with between described primary amplifying circuit 21 and described main amplifying circuit 22, is used for
First signal of telecommunication after amplifying primary is filtered, and to filter the noise in signal, improves the signal to noise ratio of signal.Wherein, filter
Wave circuit 6 can be the active low-pass filter circuit using operational amplifier to constitute, or can also be resistance, electric capacity composition
Passive low-pass filter circuit, or bandwidth-limited circuit.
And, described main amplifying circuit can by filtered primary amplify after first signal of telecommunication be enlarged into the further
Two signals of telecommunication, to obtain being suitable for the voltage of comparison circuit 3, described main amplifying circuit 22 can be to use operational amplifier
Amplifying circuit, or be one-level or more piece operation amplifier circuit.
In this embodiment 5, carry out after opto-electronic conversion generates first signal of telecommunication at photodetector 1, first to described first
The signal of telecommunication carries out primary amplification, and first signal of telecommunication after amplifying primary the most again is filtered, then by filtered primary
First signal of telecommunication after amplification is enlarged into second signal of telecommunication further, and this second signal of telecommunication is as the input of comparison circuit 3, afterwards
Signal transmission and processing procedure and embodiment 1 described in similar, do not repeat them here.
It should be appreciated that those skilled in the art can according to practical situation select in above-described embodiment 1-5 arbitrary
Person or one or more combination configure, and any other substitute mode each falls within protection scope of the present invention.Also should
When being understood by, those skilled in the art can select suitable electronic component to constitute foregoing circuit according to practical situation, real
Existing above-mentioned functions provided by the present invention, this is not defined by the present invention.
It is possible to further the above-mentioned network access device 10 for Internet of Things IoT equipment is applied to IoT equipment, with
IoT equipment is made to have above-mentioned functions.Fig. 6 is the Internet of Things IoT equipment access network according to one embodiment of the present invention
Example interaction, as shown in Figure 6, this IoT equipment 100 can include the above-mentioned network insertion for Internet of Things IoT equipment
Device 10, such as, be integrated with the network access device 10 for Internet of Things IoT equipment, or need selection to pacify according to user
Dress.
Concrete interaction is: the photographic head in visible light signal source 200, the such as equipment such as smart mobile phone or panel computer dodges
The visible light signal that light modulation sends, can will carry the visible ray of the information that the network to be accessed with described IoT equipment is associated
Signal is sent to IoT equipment 100, and i.e. 1001, it is preferable that described information can include the router 300 at networking to be accessed
Service set identifier SSID and password.Then, the network access device 10 for Internet of Things IoT equipment in IoT equipment 100 is such as
Get SSID and password described on and be triggered to the attachment of router 300, i.e. 1002, thus it is linked into network.
Fig. 7 is the method for network access for Internet of Things IoT equipment of the example according to one embodiment of the present invention
Example flow diagram, as it is shown in fig. 7, the method may comprise steps of:
Step S1, receives visible light signal and this visible light signal is converted to first signal of telecommunication, wherein said visible ray
Signal includes the information that the network to be accessed with described IoT equipment is associated；
Step S2, is enlarged into second signal of telecommunication by described first signal of telecommunication；
Step S3, is converted to digital signal by described second signal of telecommunication；
Step S4, is decoded obtaining described information by described digital signal；And
Step S5, according to described information access to this network.
Preferably, described information includes service set identifier SSID of router and the password at networking to be accessed.
Preferably, the method also includes: be filtered described first signal of telecommunication；And/or described second signal of telecommunication is entered
Row filtering.
Preferably, described first signal of telecommunication is enlarged into second signal of telecommunication to farther include: described first signal of telecommunication is entered
Row primary is amplified；First signal of telecommunication after amplifying primary is filtered；And by the first electricity after filtered primary amplification
Signal is enlarged into second signal of telecommunication further.
It should be appreciated that each detailed description of the invention of the above-mentioned method for network access for Internet of Things IoT equipment, all
Example for the network access device of Internet of Things IoT equipment, IoT equipment embodiment in done and explained (as
Upper described), do not repeat them here.Further, those skilled in the art can select above-mentioned various enforcements according to disclosure of the invention
Any one in mode, or select the combination of above-mentioned various embodiment to connect to the network being configured to Internet of Things IoT equipment
Enter device, IoT equipment, and other replacement embodiment also falls into protection scope of the present invention.
Using the technique scheme that the present invention provides, IoT equipment can according to the visible light signal received easily
Access network, substantially increases the intelligent of IoT equipment, thus beneficially in the use of equipment and Internet of Things between each equipment
Intercommunication, improve the performance of whole Internet of Things.
The preferred embodiment of the present invention is described in detail above in association with accompanying drawing, but, the present invention is not limited to above-mentioned reality
Execute the detail in mode, in the technology concept of the present invention, technical scheme can be carried out multiple letter
Monotropic type, these simple variant belong to protection scope of the present invention.
It is further to note that each the concrete technical characteristic described in above-mentioned detailed description of the invention, at not lance
In the case of shield, can be combined by any suitable means, in order to avoid unnecessary repetition, the present invention to various can
The compound mode of energy illustrates the most separately.
Additionally, combination in any can also be carried out between the various different embodiment of the present invention, as long as it is without prejudice to this
The thought of invention, it should be considered as content disclosed in this invention equally.
Claims (10)
1. the method for network access for Internet of Things IoT equipment, it is characterised in that the method includes:
Receiving visible light signal and this visible light signal is converted to first signal of telecommunication, wherein said visible light signal includes and institute
State the information that IoT equipment network to be accessed is associated；
Described first signal of telecommunication is enlarged into second signal of telecommunication；
Described second signal of telecommunication is converted to digital signal；
It is decoded obtaining described information by described digital signal；And
According to described information access to this network.
Method the most according to claim 1, it is characterised in that described information includes the clothes of the router at networking to be accessed
Business set identifier SSID and password.
Method the most according to claim 1, it is characterised in that the method also includes:
Described first signal of telecommunication is filtered；And/or
Described second signal of telecommunication is filtered.
Method the most according to claim 1, it is characterised in that described first signal of telecommunication is enlarged into second signal of telecommunication and enters one
Step includes:
Described first signal of telecommunication is carried out primary amplification；
First signal of telecommunication after amplifying primary is filtered；And
First signal of telecommunication after filtered primary amplification is enlarged into second signal of telecommunication further.
5. the network access device for Internet of Things IoT equipment, it is characterised in that this device includes:
Photodetector, is used for receiving visible light signal and this visible light signal being converted to first signal of telecommunication, wherein said can
See that optical signal includes the information that the network to be accessed with described IoT equipment is associated；
Amplifying circuit, for being enlarged into second signal of telecommunication by described first signal of telecommunication；
Comparison circuit, for being converted to digital signal by described second signal of telecommunication；
Processing module, for being decoded obtaining described information by described digital signal；And
Communication module, for according to described information access to this network, wherein said photodetector, described amplifying circuit, institute
State comparison circuit, described processing module and described communication module to be sequentially connected in series.
Device the most according to claim 5, it is characterised in that described information includes the clothes of the router at networking to be accessed
Business set identifier SSID and password.
Device the most according to claim 5, it is characterised in that this device also includes: filter circuit, this filter circuit is joined
It is set to:
It is serially connected with between described photodetector and described amplifying circuit, for described first signal of telecommunication is filtered；And/or
It is serially connected with between described amplifying circuit and described comparison circuit, for described second signal of telecommunication is filtered.
Device the most according to claim 5, it is characterised in that this device also includes: filter circuit, described amplifying circuit enters
One step includes: primary amplifying circuit and main amplifying circuit, wherein:
After described primary amplifying circuit is serially connected with described photodetector, put for described first signal of telecommunication is carried out primary
Greatly；
Described filter circuit is serially connected with between described primary amplifying circuit and described main amplifying circuit, after amplifying primary
First signal of telecommunication is filtered；And
Described main amplifying circuit, for being enlarged into the second telecommunications further by first signal of telecommunication after filtered primary amplification
Number.
Device the most according to claim 5, it is characterised in that described photodetector is silicon based opto-electronics diode, photoelectricity
Any one in audion, CMOS photodetector.
10. an Internet of Things IoT equipment, it is characterised in that this IoT equipment includes according to right any one of claim 5-9
The network access device for Internet of Things IoT equipment described in requirement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610871787.8A CN106162807A (en) | 2016-09-30 | 2016-09-30 | Method for network access, device and IoT equipment for Internet of Things IoT equipment |
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| CN201610871787.8A CN106162807A (en) | 2016-09-30 | 2016-09-30 | Method for network access, device and IoT equipment for Internet of Things IoT equipment |
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Application publication date: 20161123 |