CN111988085B - LiFi-based communication method, device, terminal and emergency lighting equipment - Google Patents
LiFi-based communication method, device, terminal and emergency lighting equipment Download PDFInfo
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- CN111988085B CN111988085B CN201910440172.3A CN201910440172A CN111988085B CN 111988085 B CN111988085 B CN 111988085B CN 201910440172 A CN201910440172 A CN 201910440172A CN 111988085 B CN111988085 B CN 111988085B
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- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
Abstract
The application provides a communication method, a device, a terminal and emergency lighting equipment based on LiFi, wherein the method comprises the steps of receiving an optical communication signal sent by the emergency lighting equipment, wherein the optical communication signal is generated when the emergency lighting equipment is started; based on the optical communication signal, a communication network in which the emergency lighting device is located is accessed. Through the communication networking under the LiFi communication can be realized through this application for communicate based on LiFi communication between the terminal in the building, promote communication effect.
Description
Technical Field
The application relates to the technical field of communication, in particular to a communication method, a device, a terminal and emergency lighting equipment based on LiFi.
Background
Visible Light wireless communication is also called "Fidelity of Light", and is also called Light Fidelity (LiFi) in english, where LiFi is a wireless transmission technology for data transmission using visible Light spectrum (visible Light, for example, Light emitted from a bulb).
In the related art, an emergency lighting apparatus based on LiFi mainly includes: master control module, power module, visible light communication module and light source module, when cutting off the power supply in the building, this emergency lighting equipment based on LiFi can automatic start, makes things convenient for indoor personnel to look over indoor map when taking place the fire incident.
In this way, a communication networking based on LiFi communication is not formed, communication based on LiFi communication cannot be performed between terminals in a building, the communication function is single, and the communication effect is poor.
Disclosure of Invention
The present application is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, the purpose of the application is to provide a communication method, a device, a terminal and emergency lighting equipment based on LiFi, which can realize communication networking based on LiFi communication, so that the terminals in a building communicate with each other based on LiFi communication, and the communication effect is improved.
In order to achieve the above object, a LiFi-based communication method provided in an embodiment of the first aspect of the present application is applied in a terminal, and includes: receiving an optical communication signal sent by emergency lighting equipment, wherein the optical communication signal is generated when the emergency lighting equipment is started; accessing a communication network in which the emergency lighting device is located based on the optical communication signal.
According to the communication method based on the LiFi, the optical communication signals are generated when the emergency lighting equipment is started and are accessed to the communication network where the emergency lighting equipment is located based on the optical communication signals through receiving the optical communication signals sent by the emergency lighting equipment, communication networking based on LiFi communication can be achieved, communication is conducted between terminals in a building based on LiFi communication, and the communication effect is improved.
In order to achieve the above object, a LiFi-based communication method provided in an embodiment of a second aspect of the present application is applied to an emergency lighting device, and includes: establishing a communication network with the communication scheduling equipment at the time of starting; generating an optical communication signal; and sending the optical communication signal to a terminal so that the terminal accesses the communication network based on the optical communication signal.
According to the communication method based on the LiFi, when the communication method is started, the communication network between the communication scheduling equipment and the terminal is established, the optical communication signal is generated and sent to the terminal, so that the terminal is accessed to the communication network based on the optical communication signal, communication networking based on LiFi communication can be achieved, communication between the terminals in a building is carried out based on LiFi communication, and the communication effect is improved.
In order to achieve the above object, a LiFi-based communication method provided in an embodiment of a third aspect of the present application is applied to a communication scheduling apparatus, and includes: monitoring whether the emergency lighting device is activated; establishing a communication network with the emergency lighting device upon startup of the emergency lighting device.
According to the communication method based on the LiFi, whether the emergency lighting equipment is started or not is monitored, when the emergency lighting equipment is started, the communication network between the emergency lighting equipment and the communication network can be established, communication networking based on LiFi communication can be achieved, communication between terminals in a building is achieved based on LiFi communication, and the communication effect is improved.
In order to achieve the above object, a LiFi-based communication device provided in an embodiment of a fourth aspect of the present application is applied in a terminal, and includes: the first optical receiving module is used for receiving an optical communication signal sent by emergency lighting equipment, wherein the optical communication signal is generated when the emergency lighting equipment is started; and the first optical communication module is used for accessing a communication network where the emergency lighting equipment is located based on the optical communication signal.
The communication device based on LiFi that this application fourth aspect embodiment provided, through receiving the optical communication signal that emergency lighting equipment sent, optical communication signal is that emergency lighting equipment starts the time and produced, based on optical communication signal, inserts the communication network that emergency lighting equipment belongs to, can realize the communication network deployment based on LiFi communication down for communicate based on LiFi communication between the terminal in the building, promote communication effect.
In order to achieve the above object, a LiFi-based communication device provided in an embodiment of a fifth aspect of the present application is applied to an emergency lighting apparatus, and includes: the first wired communication module is used for establishing a communication network with the communication scheduling equipment when the first wired communication module is started; and the second optical communication module is used for generating an optical communication signal and sending the optical communication signal to the terminal through the second light source module so that the terminal accesses the communication network based on the optical communication signal.
According to the communication device based on the LiFi, when the communication device is started, the communication network between the communication scheduling equipment and the communication scheduling equipment is established, the optical communication signal is generated and sent to the terminal, so that the terminal is accessed to the communication network based on the optical communication signal, communication networking based on LiFi communication can be achieved, communication is conducted between the terminals in a building based on LiFi communication, and the communication effect is improved.
In order to achieve the above object, a LiFi-based communication apparatus provided in an embodiment of a sixth aspect of the present application is applied to a communication scheduling device, and includes: the monitoring module is used for monitoring whether the emergency lighting equipment is started; and the second wired communication module is used for establishing a communication network with the emergency lighting equipment when the emergency lighting equipment is started.
The communication device based on LiFi that this application sixth aspect embodiment provided starts through monitoring emergency lighting equipment, when emergency lighting equipment starts, establish and emergency lighting equipment between the communication network for communication based on LiFi communication between the terminal in the building promotes communication effect.
Additional aspects and advantages of the present application will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the present application.
Drawings
The foregoing and/or additional aspects and advantages of the present application will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic flow chart of a LiFi-based communication method according to an embodiment of the present disclosure;
fig. 2 is a schematic structural diagram of an emergency lighting device in an embodiment of the present application;
fig. 3 is a schematic structural diagram of a communication scheduling apparatus in an embodiment of the present application;
fig. 4 is a schematic structural diagram of a terminal in an embodiment of the present application;
fig. 5 is a schematic flow chart of a LiFi-based communication method according to another embodiment of the present application;
fig. 6 is a schematic flow chart of a LiFi-based communication method according to another embodiment of the present application;
fig. 7 is a schematic flow chart of a LiFi-based communication method according to another embodiment of the present application;
FIG. 8 is a schematic diagram of a LiFi based communication device according to an embodiment of the present disclosure;
FIG. 9 is a schematic diagram of a LiFi based communication device according to another embodiment of the present disclosure;
FIG. 10 is a schematic diagram of a LiFi based communication device according to another embodiment of the present disclosure;
FIG. 11 is a schematic diagram of a LiFi based communication device according to another embodiment of the present disclosure;
FIG. 12 is a schematic diagram of a LiFi based communication device according to another embodiment of the present disclosure;
fig. 13 is a schematic structural diagram of a LiFi-based communication device according to another embodiment of the present disclosure.
Detailed Description
Reference will now be made in detail to embodiments of the present application, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present application and are not to be construed as limiting the present application. On the contrary, the embodiments of the application include all changes, modifications and equivalents coming within the spirit and terms of the claims appended hereto.
Fig. 1 is a schematic flow chart of a LiFi-based communication method according to an embodiment of the present disclosure.
The embodiment is applied to a terminal, wherein the terminal can be a hardware device with various operating systems, such as a smart phone, a tablet computer, a personal digital assistant, and an electronic book.
The terminal in this embodiment may be, for example, a terminal of a user in a building.
Referring to fig. 1, the method includes:
s101: and receiving an optical communication signal sent by the emergency lighting equipment, wherein the optical communication signal is generated when the emergency lighting equipment is started.
The emergency lighting device is, for example, a fire emergency lamp installed in a building.
In some embodiments, referring to fig. 2, fig. 2 is a schematic structural diagram of an emergency lighting device in an embodiment of the present application, an emergency lamp 21, a LiFi communication module 22 and an optical receiver 23 are arranged inside the emergency lighting device, and a wired communication module 24 and a gateway 25 are arranged inside the emergency lighting device, and the emergency lamp 21 and the optical receiver 23 are respectively connected to the LiFi communication module 22.
In some embodiments, referring to fig. 3, fig. 3 is a schematic structural diagram of a communication dispatching device in the embodiments of the present application, the communication dispatching device is connected to the wired communication module 24 in the emergency lighting device through a network cable, and the network cable may be any one of a twisted pair cable, a coaxial cable, and an optical cable.
In some embodiments, referring to fig. 4, fig. 4 is a schematic structural diagram of a terminal in the embodiments of the present application, where the terminal at least includes a LiFi communication module 41, a light source 42, a light receiver 43, a processor 44, and a memory 45, and the light source 42 and the light receiver 43 are respectively connected to the LiFi communication module 41.
The terminal may receive the optical communication signal sent by the emergency lighting device via its built-in optical receiver 43, and send the optical communication signal to the LiFi communication module 41, so as to access the communication network where the emergency lighting device is located based on the LiFi communication module 41.
In the embodiment of the application, when power failure occurs in a building, emergency lighting equipment in each indoor place is started and lightened, at the moment, a LiFi communication module in the emergency lighting equipment is started, each emergency lighting equipment establishes a communication network with communication scheduling equipment based on the built-in LiFi communication module, and then generates an optical communication signal; the optical communication signal is transmitted to the terminal.
In the embodiment of the application, as a plurality of terminals may exist in the building, the emergency lighting equipment can broadcast the optical communication signal while generating the optical communication signal, so that each indoor terminal can receive the optical communication signal in time, and the access timeliness can be effectively guaranteed.
S102: based on the optical communication signal, a communication network in which the emergency lighting device is located is accessed.
After receiving the optical communication signal, each terminal can be accessed to a communication network where the emergency lighting equipment is located in real time, so that networking among a plurality of emergency lighting equipment, communication scheduling equipment and a plurality of terminals is realized.
Under the architecture of the communication network established in the above embodiment, the terminal sends a first communication message to other terminals in the communication network; and/or receiving second communication messages sent by other terminals, wherein the communication messages sent by the terminals to the other terminals can be called first communication messages, and the communication messages sent by the terminals to the other terminals can be called second communication messages, so that the LiFi communication between the terminals in the access communication network is realized.
The first communication message/the second communication message may be specifically a message describing data such as text, voice, picture, video, game, and the like, which is not limited thereto.
In some embodiments, referring to fig. 5, after the terminal accesses the communication network where the emergency lighting device is located, the method further includes:
s501: a first request is sent to the emergency lighting device, the first request requesting access to a communication scheduling device in the communication network for the emergency lighting device to forward the first request to the communication scheduling device.
In some embodiments, a general broadcast message may be transmitted to an emergency lighting device close to a terminal by a communication scheduling device, and then the broadcast message may be transmitted to the terminal via a LiFi communication module built in the emergency lighting device, where the broadcast message may be used to describe a reason for power outage, broadcast three-dimensional information in a building, broadcast escape-related information, and the like.
In other embodiments, if the communication scheduling apparatus needs to send a specific message to a specific terminal, an optical communication link between the communication scheduling apparatus and the specific terminal may be established.
To this end, embodiments of the present application may configure the terminal with a function such that the terminal may send a first request to the emergency lighting device, the first request requesting access to a communication scheduling device in the communication network, so that the emergency lighting device forwards the first request to the communication scheduling device.
S502: and receiving an authentication request of the communication scheduling device, wherein the authentication request is generated by the communication scheduling device in response to the first request.
S503: and sending authentication information to the communication scheduling equipment based on the identity verification request.
The authentication information may include some hardware identifiers of itself, so that the communication scheduling device performs authentication on the terminal.
When the communication scheduling device receives the first request, the communication scheduling device may perform authentication on the terminal based on the first request, and generate a corresponding authentication request according to the first request, where the authentication request is generated by the communication scheduling device in response to the first request.
The terminal side receives the authentication request of the communication scheduling equipment, and sends authentication information to the communication scheduling equipment based on the authentication request, and the communication scheduling equipment can authenticate the terminal subsequently according to the authentication information.
Through the steps, the safety of the LiFi communication link between the communication scheduling equipment and the terminal can be effectively guaranteed, malicious attack can be effectively avoided, and the LiFi communication quality under emergency is guaranteed.
S504: and after the communication scheduling equipment passes the authentication of the terminal according to the authentication information, establishing a communication link with the communication scheduling equipment.
In some embodiments, after the terminal is authenticated according to the authentication information, the communication scheduling device establishes a communication link with the communication scheduling device, and then may further receive a third communication message broadcast by the communication scheduling device.
The message broadcasted by the communication scheduling device and directly received by the terminal may be referred to as a third communication message, and the third communication message may be used to describe a specific message transmitted to the terminal having the authority.
The LiFi communication capacity in the embodiment of the application is large, the types of application scenes are rich, and the application expansibility is strong.
In this embodiment, through receiving the optical communication signal that emergency lighting device sent, optical communication signal is that emergency lighting device generates when starting to based on optical communication signal, access emergency lighting device is at the communication network, can realize the communication network based on under the LiFi communication, make and communicate based on the LiFi communication between the terminal in the building, promote communication effect.
Fig. 6 is a schematic flow chart of a LiFi-based communication method according to another embodiment of the present disclosure.
The embodiment is applied to emergency lighting equipment, such as a fire emergency lamp.
Referring to fig. 6, the method includes:
s601: at startup, a communication network is established with the communication scheduling device.
In the embodiment of the application, when power failure occurs in a building, emergency lighting equipment in each indoor place is started and lightened, meanwhile, a LiFi communication module in the emergency lighting equipment is started, each emergency lighting equipment establishes a communication network with communication scheduling equipment based on the built-in LiFi communication module, and then generates an optical communication signal; the optical communication signal is transmitted to the terminal.
S602: an optical communication signal is generated.
S603: and transmitting the optical communication signal to the terminal so that the terminal accesses the communication network based on the optical communication signal.
In some embodiments, after the terminal accesses the communication network based on the optical communication signal, the emergency lighting device may further receive a first request sent by the terminal, the first request being for the terminal to access the communication scheduling device; forwarding the first request to the communication scheduling device to assist in establishing a direct LiFi communication link between the terminal and the communication scheduling device.
In other embodiments, the emergency lighting device may further receive a fourth communication message broadcast by the communication scheduling device, and forward the fourth communication message to the terminal.
The fourth communication message is a message broadcasted to each terminal by the communication scheduling device.
The fourth communication message is, for example, an audio broadcast message, a video broadcast message, other data broadcast messages, and the like, and specifically, for example, a power-off reason is broadcast, a three-dimensional indoor map in a building is broadcast, and escape related information is broadcast.
In the embodiment, when the building is started, the communication network between the building and the communication scheduling equipment is established, the optical communication signal is generated, and the optical communication signal is sent to the terminal, so that the terminal is accessed to the communication network based on the optical communication signal, communication networking based on LiFi communication can be realized, communication is performed between the terminals in the building based on LiFi communication, the instantaneity of LiFi communication is guaranteed, and the communication effect is improved.
Fig. 7 is a schematic flowchart of a LiFi-based communication method according to another embodiment of the present application.
The embodiment is applied to the communication scheduling equipment.
Referring to fig. 7, the method includes:
s701: monitoring whether the emergency lighting equipment is started.
When power failure occurs in a building, the emergency lighting equipment in each indoor place can be started and lightened, at the moment, the emergency lighting equipment can generate a target signal, the target signal is used for identifying that the emergency lighting equipment is started and lightened, and then the target signal is transmitted to the communication dispatching equipment through the built-in wired communication module 24 of the emergency lighting equipment, so that when the communication dispatching equipment receives the target signal, the starting of the emergency lighting equipment is determined to be monitored, and if the target signal is not received, the starting of the emergency lighting equipment is determined not to be monitored, and the method is not limited.
S702: upon activation of the emergency lighting device, a communication network is established with the emergency lighting device.
In some embodiments, after the communication scheduling device establishes the communication network with the emergency lighting device, a first request forwarded by the emergency lighting device may be further received, where the first request is used for the terminal to access the communication scheduling device, and the communication scheduling device establishes a direct LiFi communication link between the terminal and the communication scheduling device according to the first request.
Optionally, after receiving the first request, sending an authentication request to the terminal, where the authentication request is generated by the communication scheduling device in response to the first request; receiving authentication information sent by a terminal, wherein the authentication information is generated by the terminal responding to an identity verification request; authenticating the terminal based on the authentication information; and after the terminal passes the authentication, establishing a communication link with the terminal.
Optionally, after the communication scheduling apparatus establishes the communication link with the terminal, a fifth communication message may be further broadcast to the terminal.
The communication message sent by the communication scheduling device directly to the terminal may be referred to as a fifth communication message, and the fifth communication message may be used to describe a specific message transmitted to the terminal having the authority.
Through the above, direct LiFi communication between the communication scheduling equipment and the terminal is realized, the types of application scenes are rich, and the application expansibility is strong.
In this embodiment, through monitoring whether emergency lighting device starts, when emergency lighting device starts, establish and emergency lighting device between the communication network, can realize the communication network based on under the LiFi communication for terminal in the building can insert communication network, ensures the instantaneity of LiFi communication, promotes the communication effect.
Fig. 8 is a schematic structural diagram of a LiFi-based communication device according to an embodiment of the present disclosure.
The embodiment is applied to a terminal, wherein the terminal can be a hardware device with various operating systems, such as a smart phone, a tablet computer, a personal digital assistant, and an electronic book.
The terminal in this embodiment may be, for example, a terminal of a user in a building.
Referring to fig. 8, the apparatus 800 includes:
the first light receiving module 801 is configured to receive an optical communication signal sent by the emergency lighting device, where the optical communication signal is generated when the emergency lighting device is started;
the first optical communication module 802 is configured to access a communication network in which the emergency lighting device is located based on the optical communication signal.
Optionally, in some embodiments, referring to fig. 9, further comprising:
the first light source module 803 and the first optical communication module 802 transmit a first request to the emergency lighting device through the first light source module 803, where the first request is used to request access to a communication scheduling device in the communication network, so that the emergency lighting device forwards the first request to the communication scheduling device.
Optionally, in some embodiments, the first light receiving module 801 is further configured to:
receiving an authentication request of the communication scheduling equipment, wherein the authentication request is generated by the communication scheduling equipment responding to the first request;
the first optical communication module 802 is further configured to send, through the first optical source module 803, authentication information to the communication scheduling device based on the authentication request, and establish a communication link with the communication scheduling device after the communication scheduling device passes authentication on the terminal according to the authentication information.
Optionally, in some embodiments, the first optical communication module 802 is further configured to:
transmitting a first communication message to other terminals within the communication network through the first light source module 803; and/or receive a second communication message sent by another terminal through the first optical receiving module 801.
Optionally, in some embodiments, the first optical communication module 802 is further configured to:
the third communication message broadcasted by the communication scheduling apparatus is received by the first optical receiving module 801.
It should be noted that the above explanations of the embodiment of the LiFi-based communication method in fig. 1 to 5 are also applicable to the LiFi-based communication apparatus 800, and the implementation principle thereof is similar and will not be described herein again.
In this embodiment, through receiving the optical communication signal that emergency lighting device sent, optical communication signal is that emergency lighting device generates when starting to based on optical communication signal, access emergency lighting device is at the communication network, can realize the communication network based on under the LiFi communication, make and communicate based on the LiFi communication between the terminal in the building, promote communication effect.
Fig. 10 is a schematic structural diagram of a LiFi-based communication device according to another embodiment of the present disclosure.
The embodiment is applied to emergency lighting equipment, wherein the emergency lighting equipment is a fire emergency lamp, for example.
Referring to fig. 10, the apparatus 1000 includes:
a first wired communication module 1001 for establishing a communication network with a communication scheduling apparatus at the time of startup;
the second optical communication module 1002 is configured to generate an optical communication signal, and send the optical communication signal to the terminal through the second light source module 1003, so that the terminal accesses the communication network based on the optical communication signal.
Optionally, in some embodiments, referring to fig. 11, further comprising:
the second optical receiving module 1004 and the second optical communication module 1002 are configured to receive, through the second optical receiving module 1004, a first request sent by the terminal, where the first request is used for enabling the terminal to access the communication scheduling apparatus;
the first wired communication module 1001 is further configured to forward the first request to the communication scheduling apparatus.
Optionally, in some embodiments, the method further comprises:
the second optical communication module 1002 receives a fourth communication message broadcast by the communication scheduling apparatus through the second optical receiving module 1004, and forwards the fourth communication message to the terminal through the second optical source module 1003.
It should be noted that the explanation of the embodiment of the LiFi-based communication method in fig. 6 is also applicable to the LiFi-based communication apparatus 1000, and the implementation principle is similar, and is not repeated herein.
In the embodiment, when the building is started, the communication network between the building and the communication scheduling equipment is established, the optical communication signal is generated, and the optical communication signal is sent to the terminal, so that the terminal is accessed to the communication network based on the optical communication signal, communication networking based on LiFi communication can be realized, communication is performed between the terminals in the building based on LiFi communication, the instantaneity of LiFi communication is guaranteed, and the communication effect is improved.
Fig. 12 is a schematic structural diagram of a LiFi-based communication device according to another embodiment of the present invention.
The embodiment is applied to the communication scheduling equipment.
Referring to fig. 12, the apparatus 1200 includes:
the monitoring module 1201 is used for monitoring whether the emergency lighting equipment is started;
a second wired communication module 1202 for establishing a communication network with the emergency lighting device when the emergency lighting device is activated.
Optionally, in some embodiments, the second wired communication module 1202 is further configured to:
and receiving a first request forwarded by the emergency lighting equipment, wherein the first request is used for enabling the terminal to access the communication scheduling equipment.
Optionally, in some embodiments, referring to fig. 13, further comprising:
a wireless communication module 1203, configured to send, after receiving the first request, an authentication request to the terminal, where the authentication request is generated in response to the first request by the communication scheduling device, and receive authentication information sent by the terminal, where the authentication information is generated in response to the authentication request by the terminal;
an authentication module 1204, configured to authenticate the terminal based on the authentication information;
the wireless communication module 1203 is further configured to establish a communication link with the terminal after the terminal is authenticated.
Optionally, in some embodiments, the wireless communication module 1203 is further configured to:
broadcasting a fifth communication message to the terminal.
It should be noted that the explanation of the embodiment of the LiFi-based communication method in fig. 7 is also applicable to the LiFi-based communication apparatus 1200, and the implementation principle is similar, and is not repeated here.
In this embodiment, through monitoring whether emergency lighting device starts, when emergency lighting device starts, establish and emergency lighting device between the communication network, can realize the communication network based on under the LiFi communication for terminal in the building can insert communication network, ensures the instantaneity of LiFi communication, promotes the communication effect.
It should be noted that, in the description of the present application, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In addition, in the description of the present application, the meaning of "a plurality" is two or more unless otherwise specified.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing specific logical functions or steps of the process, and the scope of the preferred embodiments of the present application includes other implementations in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present application.
It should be understood that portions of the present application may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. For example, if implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present application may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc.
In the description of the present specification, reference to the description of "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present application. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present application have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present application, and that variations, modifications, substitutions and alterations may be made to the above embodiments by those of ordinary skill in the art within the scope of the present application.
Claims (21)
1. A LiFi-based communication method, applied to a terminal, the method comprising the steps of:
receiving an optical communication signal sent by emergency lighting equipment, wherein the optical communication signal is generated when the emergency lighting equipment is started; when the emergency lighting equipment is started, a communication network between the emergency lighting equipment and communication scheduling equipment is established, the optical communication signal is generated, and the optical communication signal is sent to the terminal;
accessing a communication network where the emergency lighting equipment is located based on the optical communication signal so as to realize networking among a plurality of emergency lighting equipment, communication scheduling equipment and a plurality of terminals;
sending a first communication message to other terminals within the communication network; and/or
And receiving second communication messages sent by other terminals to realize LiFi communication between the terminals accessed into the communication network.
2. The LiFi-based communication method according to claim 1, further comprising:
sending a first request to the emergency lighting device requesting access to a communication scheduling device in the communication network to cause the emergency lighting device to forward the first request to the communication scheduling device.
3. The LiFi-based communication method of claim 2, further comprising:
receiving an authentication request of the communication scheduling device, wherein the authentication request is generated by the communication scheduling device in response to the first request;
sending authentication information to the communication scheduling equipment based on the identity verification request;
and after the communication scheduling equipment passes the authentication of the terminal according to the authentication information, establishing a communication link with the communication scheduling equipment.
4. The LiFi-based communication method of claim 3, wherein after the establishing the communication link with the communication scheduling device, further comprising:
and receiving a third communication message broadcast by the communication scheduling device.
5. A LiFi-based communication method, for use in an emergency lighting device, the method comprising the steps of:
when starting, establishing a communication network with the communication scheduling equipment;
generating an optical communication signal;
sending the optical communication signal to a terminal so that the terminal accesses the communication network based on the optical communication signal;
receiving a first request sent by the terminal, wherein the first request is used for enabling the terminal to access the communication scheduling equipment;
and forwarding the first request to the communication scheduling equipment to realize communication networking based on LiFi communication, so that the terminals in the building communicate based on LiFi communication.
6. The LiFi-based communication method of claim 5, further comprising:
receiving a fourth communication message broadcast by the communication scheduling equipment;
and forwarding the fourth communication message to the terminal.
7. A LiFi-based communication method is applied to a communication scheduling device, and comprises the following steps:
monitoring whether the emergency lighting equipment is started;
when the emergency lighting equipment is started, a communication network between the emergency lighting equipment and the emergency lighting equipment is established, so that the emergency lighting equipment generates an optical communication signal and sends the optical communication signal to a terminal, and after the terminal is accessed to the communication network based on the optical communication signal, networking among a plurality of emergency lighting equipment, communication scheduling equipment and a plurality of terminals is realized;
and receiving a first request transmitted by the terminal and forwarded by the emergency lighting equipment to establish a direct LiFi communication link between the terminal and the communication scheduling equipment, wherein the first request is used for enabling the terminal to access the communication scheduling equipment.
8. The LiFi-based communication method of claim 7, further comprising:
after receiving the first request, sending an authentication request to the terminal, wherein the authentication request is generated by the communication scheduling equipment in response to the first request;
receiving authentication information sent by the terminal, wherein the authentication information is generated by the terminal responding to the identity verification request;
authenticating the terminal based on the authentication information;
and after the terminal passes the authentication, establishing a communication link with the terminal.
9. The LiFi-based communication method of claim 8, wherein after the establishing the communication link with the terminal, further comprising:
broadcasting a fifth communication message to the terminal.
10. A LiFi-based communication device, for use in a terminal, the device comprising:
the first optical receiving module is used for receiving an optical communication signal sent by emergency lighting equipment, wherein the optical communication signal is generated when the emergency lighting equipment is started; when the emergency lighting equipment is started, a communication network between the emergency lighting equipment and communication scheduling equipment is established, the optical communication signal is generated, and the optical communication signal is sent to the terminal;
the first optical communication module is used for accessing a communication network where the emergency lighting equipment is located based on the optical communication signal so as to realize networking among a plurality of emergency lighting equipment, communication scheduling equipment and a plurality of terminals;
a first light source module, through which the first optical communication module sends a first request to the emergency lighting device, where the first request is used to request access to a communication scheduling device in the communication network, so that the emergency lighting device forwards the first request to the communication scheduling device;
the first light source module is used for sending a first communication message to other terminals in the communication network; and/or receiving a second communication message sent by the other terminal through the first optical receiving module;
the first optical communication module is further configured to send a first communication message to other terminals in the communication network through the first light source module; and/or receiving second communication messages sent by other terminals through the first optical receiving module.
11. The LiFi-based communication device of claim 10, wherein,
the first optical receiving module is further configured to receive an authentication request of the communication scheduling apparatus, where the authentication request is generated by the communication scheduling apparatus in response to the first request;
the first optical communication module is further configured to send, by the first light source module, authentication information to the communication scheduling device based on the authentication request, and establish a communication link with the communication scheduling device after the communication scheduling device passes authentication of the terminal according to the authentication information.
12. The LiFi-based communication device of claim 11, wherein the communication link further comprises:
the first optical communication module is further configured to receive, through the first optical receiving module, a third communication message broadcast by the communication scheduling device.
13. A LiFi-based communication device for use in an emergency lighting apparatus, the device comprising:
the first wired communication module is used for establishing a communication network with the communication scheduling equipment when the first wired communication module is started;
the second optical communication module is used for generating an optical communication signal and sending the optical communication signal to a terminal through a second light source module so that the terminal can access the communication network based on the optical communication signal;
the second optical communication module receives a first request sent by the terminal through the second optical receiving module, where the first request is used for enabling the terminal to access the communication scheduling device;
the first wired communication module is further configured to forward the first request to the communication scheduling device, so as to implement communication networking based on LiFi communication, and enable terminals in a building to communicate based on LiFi communication.
14. The LiFi-based communication device of claim 13, further comprising:
the second optical communication module receives, through the second optical receiving module, a fourth communication message broadcast by the communication scheduling device, and forwards, through the second light source module, the fourth communication message to the terminal.
15. A LiFi-based communication apparatus, for use in a communication scheduling device, the apparatus comprising:
the monitoring module is used for monitoring whether the emergency lighting equipment is started;
the second wired communication module is used for establishing a communication network with the emergency lighting equipment when the emergency lighting equipment is started so that the emergency lighting equipment generates an optical communication signal and sends the optical communication signal to a terminal, and networking among a plurality of emergency lighting equipment, communication scheduling equipment and a plurality of terminals is realized after the terminal is accessed to the communication network based on the optical communication signal; and
and receiving a first request sent by the terminal forwarded by the emergency lighting equipment to establish a LiFi communication link between the terminal and the communication scheduling equipment, wherein the first request is used for enabling the terminal to access the communication scheduling equipment.
16. The LiFi-based communication device of claim 15, further comprising:
a wireless communication module, configured to send an authentication request to the terminal after receiving the first request, where the authentication request is generated for the communication scheduling device to respond to the first request, and receive authentication information sent by the terminal, where the authentication information is generated for the terminal to respond to the authentication request;
the authentication module is used for authenticating the terminal based on the authentication information;
the wireless communication module is further configured to establish a communication link with the terminal after the terminal passes authentication.
17. The LiFi-based communication device of claim 16, wherein the wireless communication module is further to:
broadcasting a fifth communication message to the terminal.
18. A terminal, comprising:
the LiFi-based communication device of any of the claims 10-12.
19. An emergency lighting apparatus, comprising:
the LiFi-based communication device of any of the claims 13-14.
20. A communication scheduling apparatus, comprising:
the LiFi-based communication device of any of the claims 15-17.
21. A LiFi-based communication system, comprising:
the terminal of claim 18;
the emergency lighting device of claim 19; and
the communication scheduling apparatus of claim 20.
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