TWI682639B - Community communication system and method, and light terminal and field terminal applied in community communication - Google Patents

Abstract

The application discloses a community communication system and method, and light terminal and field terminal applied in community communication. The light terminal includes an light transmission module for transmitting ID and location information of the light terminal; a communication module communicating with a cloud server; and a processor for receiving and analyzing ID and location information of a field terminal waiting to add into the community, and for transmitting the ID and location information to the cloud server to establish community.

Description

Community communication system, method, and optical terminal for community communication Field terminal

The present invention relates to the field of social communication technology, and in particular, to a community communication system, method, and optical terminal and field terminal for community communication.

All existing social communication systems need to obtain an account first to determine the objects or groups of communication, such as dating group/game/forum/QQ/shake/drift bottle... Although it is fast and convenient, but in the virtual environment, it is easy to generate precautionary psychology, let Zhizhi The same can't "see" as usual, and the admirers can't "see" love at first.

In view of this, embodiments of the present invention provide an optical terminal for community communication, a field terminal for community communication, a community communication system, and a community communication method, which can directly establish dynamics through site location features Community, to establish communication between users in the same site.

A first aspect of the present invention provides an optical terminal for community communication, including: an optical transmission module for transmitting ID and position information of the optical terminal to the outside; a communication module for communicating with a cloud server Processor; and a processor for receiving and parsing a ID and location information of the on-site terminal to be added to the community, and transmit this information to the cloud server for establishing a community.

A second aspect of the present invention provides a field terminal for community communication, including: an optical receiving module for receiving ID and position information of an optical terminal; a communication module for communicating with a cloud server; and A processor for parsing the ID and location information of the optical terminal and sending its own ID and location information to the optical terminal; receiving and parsing the community associated with the optical terminal from the cloud server ID and location information of the remaining field terminals, and establish communication with the remaining field terminals.

Preferably, the on-site terminal further includes an AR module for presenting user interest data of the on-site terminal.

The third party of the present invention provides a community communication system, including: an optical terminal for sending out ID and location information of the optical terminal; at least one on-site terminal to be added to the community for receiving and analyzing Describe the ID and location information of the optical terminal, and upload its own ID and location information to the optical terminal; a cloud server that is communicatively connected to the optical terminal and receives the ID and location of the on-site terminal to be added to the community Information, and associate it with the community to which the optical terminal belongs, share the ID and location information of the remaining field terminals, and establish communication.

The optical terminal at least includes: a light emitting module for sending out the ID and location information of the optical terminal; a communication module for communicating with the cloud server; and a positioning module for setting The position information of the optical terminal; and a photoelectric conversion module, which is used to convert the optical signal and the electrical signal.

The on-site terminal to be added to the community at least includes: an optical receiving module for receiving and parsing the ID and location information of the optical terminal, and uploading the on-site terminal of the to-be-joined community to the optical terminal ID and location information; a communication module, which is connected to the cloud server; a positioning module, which is used to set the location information of the field terminal to be added to the community; and a photoelectric conversion module, which is used for Conversion of optical and electrical signals.

The cloud server at least includes: a community management module to manage community information; a communication module to communicate with the optical terminal; and a location management module to manage IDs in the community And location information.

The system also includes an off-site terminal to be added to the community. The off-site terminal at least includes: a communication module that is communicatively connected to the cloud server; and a processor for receiving and parsing data from the The community information of the cloud server or send a request to join the community to the cloud server, send its own ID information to the cloud server, and establish communication with the remaining terminals in the community.

A fourth aspect of the present invention provides a community communication method, the method at least including the following steps: providing at least one optical terminal, and sending out the ID and location information of the optical terminal; an on-site terminal to join the community to receive and Analyzing the ID and location information of the optical terminal, and uploading the ID and location information of the on-site terminal to join the community to the optical terminal; after the optical terminal receives the information of the on-site terminal to join the community , Upload the information to a cloud server; the cloud server associates the on-site terminal to be added to the community with the community to which the optical terminal belongs, shares the ID and location information of the remaining on-site terminals, and establishes communication .

The method further includes the steps of: providing at least one off-site terminal to join the community, receiving and parsing community information from the cloud server or sending a request to join the community to the cloud server, and submitting to the The cloud server sends its own ID information to establish communication with the remaining terminals in the community.

It can be seen from the above solution that the present invention uses an optical terminal to establish the interaction between the field terminal and the cloud server, and establish a community corresponding to the optical terminal on the cloud server. The field terminal to be added to the community enters through the optical terminal Go to the community to which the optical terminal belongs, establish communication with the remaining field terminals in the community, and share the ID and location information of the field terminal in the community. Users can join the community to obtain the situation of the site where the corresponding optical terminal is located. Field communication based on location characteristics.

In order to have a better understanding of the above and other aspects of the present invention, the following examples are specifically described in conjunction with the accompanying drawings as follows:

11‧‧‧ Optical Terminal

111‧‧‧Light emitting module

112‧‧‧Communication module

113‧‧‧ processor

12‧‧‧ cloud server

13‧‧‧ On-site terminal

131‧‧‧ light receiving module

132‧‧‧Communication module

133‧‧‧ processor

14‧‧‧Off-site terminal

15‧‧‧Other on-site terminals

S10-S40‧‧‧Step

FIG. 1 is a block diagram of an optical terminal for community communication according to an embodiment of the present invention.

FIG. 2 is a block diagram of a field terminal for community communication according to an embodiment of the present invention.

FIG. 3 is a system architecture diagram of a community communication system according to an embodiment of the present invention.

FIG. 4 is a block diagram of a community communication system according to an embodiment of the invention.

FIG. 5 is a structural diagram of a community built in an embodiment of the invention.

FIG. 6 is a flowchart of a community communication method according to an embodiment of the present invention.

FIG. 7 is an information interaction diagram of a community communication method according to an embodiment of the invention.

The technical terms of this specification refer to the idioms in the technical field. If this specification describes or defines some terms, the interpretation of these terms shall be based on the description or definition of this specification. Each embodiment of the present disclosure has one or more technical features. Under the premise of possible implementation, those skilled in the art can selectively implement some or all of the technical features in any of the embodiments, or selectively combine some or all of the technical features in these embodiments.

Example embodiments will now be described more fully with reference to the drawings. However, the example embodiments can be implemented in various forms, and should not be construed as being limited to the embodiments set forth herein; on the contrary, providing these embodiments makes the present invention comprehensive and complete, and fully conveys the concept of the example embodiments to Those skilled in the art. The same reference numerals in the drawings denote the same or similar structures, and thus their repeated description will be omitted.

The technical content of the present invention will be further described below with reference to the drawings and embodiments.

Please refer to FIG. 1, which illustrates a module diagram of an optical terminal for community communication according to an embodiment of the present invention. As shown in the figure, the optical terminal 11 for community communication includes an optical transmitter The module 111, a communication module 112 and a processor 113. Among them, the light emitting module 111 is used to send the ID and location information of the optical terminal 11 to the outside, the communication module 112 is communicatively connected to a cloud server 12, and the processor 113 is used to receive and analyze a to-be-joined community ID and location information of the on-site terminal 13 and transmit the information to the cloud server 12 for establishing a community.

Specifically, the optical terminal 11 can use visible light communication technology to transmit its own ID and location information to the outside. Visible light communication technology (Visible Light Communication (VLC for short)) refers to a communication method that uses light in the visible light band as an information carrier and directly transmits optical signals in the air without using a transmission medium such as an optical fiber and a wired channel. The optical terminal 11 may be an LED lamp with a microchip installed on the site, and the high-speed light and dark flicker signal sent by the LED lamp that is invisible to the naked eye is used to transmit information, and the optical terminal 11 is sent within the range covered by the light of the LED lamp on the site ID and location information to realize optical communication.

The communication module 112 can use a wired or wireless network to realize information transmission between the optical terminal 11 and the cloud server 12, and transmit the ID and location information of the field terminal 13 to be added to the community received and analyzed by the processor 113 to Cloud server 12.

The processor 113 may be a central processing unit, a microprocessor, a digital signal processor, and other processing chips. Further, the processor 113 at least includes a signal receiving module and a signal processing module, the signal receiving module is used to receive the ID and position information of the field terminal 13 to be added to the community, the signal processing module It is used to parse the information and instruct the communication module 112 to transmit the parsed information to the cloud server 12 for establishing a community.

Referring again to FIG. 2, the figure illustrates a module diagram of a field terminal for community communication according to an embodiment of the present invention. As shown in the figure, the field terminal 13 for community communication includes an optical receiver The module 131, a communication module 132 and a processor 133. Wherein, the light receiving module 131 is used to receive the ID and position information of an optical terminal 11, the communication module 132 is communicatively connected to a cloud server 12, and the processor 133 is used to analyze the optical terminal 11 ID and location information and send its own ID and location information to the optical terminal 11, and receive and parse the ID and location information of the remaining field terminals 15 from the cloud server 12 associated with the optical terminal 11 community, and Establish communication with the remaining field terminals 15.

Specifically, the field terminal 13 may be a mobile phone or a mobile computer, or an application software (APP) loaded on the mobile phone or mobile computer. Taking the application software as an example, the field terminal 13 is covered by the optical terminal 11 After opening the application area, you can open the application software to receive the ID and location information sent by the optical terminal 11; the processor 133 analyzes the received ID and location information of the optical terminal 11 and sends its own ID to the optical terminal 11 And location information; the optical terminal 11 receives and parses the ID and location information of the field terminal 13 and transmits the information to the cloud server 12; the cloud server 12 receives the ID and location of the field terminal 13 uploaded by the optical terminal 11 Information, join the community to which the optical terminal 11 belongs with the ID of the field terminal 13, and transmit the ID and location information of the remaining field terminals 15 associated with the community to the field terminal 13, the communication mode of the field terminal 13 The group 132 receives information from the cloud server 12 so that the field terminal 13 can establish communication with the remaining field terminals 15 in the community to which the same optical terminal 11 belongs.

Wherein, the processor 133 may be a central processing unit, a microprocessor, a digital signal processor and other processing chips. Further, the processor 133 includes at least a signal sending module and a signal processing module, and the signal processing module is used to analyze the ID and position information from the optical terminal received by the light receiving module 131 And for analyzing the ID and location information of the remaining field terminals 15 from the cloud server 12 associated with the optical terminal community received by the communication module 132; the signal sending module is used to send the optical terminal Send the ID and location information of the site terminal itself.

Please refer to FIGS. 3 and 4 again, in which FIG. 3 illustrates the system architecture diagram of the community communication system according to an embodiment of the present invention, and FIG. 4 illustrates the community according to an embodiment of the present invention. Module diagram of the communication system. As shown in the figure, the community communication system includes an optical terminal 11, at least one field terminal 13 to be added to the community, and a cloud server 12. Among them, the optical terminal 11 is used to send out the ID and location information of the optical terminal; the on-site terminal 13 to be added to the community is used to receive and analyze the ID and location information of the lamp terminal 11 and upload to the optical terminal 11 Its own ID and location information; the cloud server 12 is communicatively connected to the optical terminal 11, receives the ID and location information of the field terminal 13 to be added to the community, and associates it with the community to which the optical terminal 11 belongs, Share the ID and location information of the remaining field terminals 15 to establish communication.

Specifically, the optical terminal 11 may use visible light communication technology to realize optical communication with the on-site terminal 13 to be added to the community. The optical terminal 11 sends its own ID and the on-site terminal 13 into the area covered by its light. Location information; the on-site terminal 13 to be added to the community receives and parses the ID and location information of the optical terminal 11 and returns its own ID and location information to the optical terminal 11; the optical terminal 11 receives and parses from the to-be-joined The information of the field terminal 13 of the community and upload the information to a cloud server 12 through a wired or wireless network. The cloud server 12 receives the ID and location information of the field terminal 13 to be added to the community. Identity verification, associate it with the community to which the optical terminal 11 belongs, and share the ID and location information of the remaining field terminals 15 in the community to the field terminal 13 through the wireless network to establish communication and achieve the same optical terminal coverage Communication and exchange between multiple field terminals under the area.

Furthermore, due to the regional nature of optical communications, when a field terminal leaves the coverage area of the optical terminal, that is, after leaving the site, it can no longer receive the ID and location information sent by the optical terminal, and naturally will not The optical terminal feeds back its own ID and location information. The optical terminal no longer receives the information of the field terminal, so it cannot upload the information to the cloud server. The cloud server will continue to receive the information of the field terminal. Mark the on-site terminal as off-site in the community, and update the community information, so as to realize the dynamic update of the community information.

As shown in FIG. 5, the figure shows the architecture diagram of the community built in one embodiment of the present invention. As shown in the figure, the area A covered by the optical terminal (one or more LIFI lights) is the on-site area, and the area outside the area A is the off-site area. Enter the area A and join the community to which the optical terminal belongs through optical communication Of the on-site terminals (such as a1, a2, a3, and a4) are displayed in the community as "on-site", which can be indicated by a "○" mark, and those who leave the area A or access the cloud server to join the community Off-site terminals (such as b1, b2, b3, and b4) are displayed as "off-site" status in the community, which can be marked with a "△" mark. The system can realize the community information based on whether the user marks the real-time status on site. Dynamic update. An identity protection mechanism is also established in the system of the present invention. When a user is on site, a virtual account is automatically generated every time in the group's identity. The virtual account is only associated with the location of the site, and only the site terminals on the site can learn about the site. Location, when the on-site terminal leaves the site, the virtual account associated with the on-site location will be given to the new user at the on-site location. Therefore, the formation of the community is based on location characteristics and will not reveal user identity information. In addition, off-site terminals can only publish communication information in the community, such as inquiring about on-site queuing and dining conditions. As shown in Figure 4, the optical terminal 11 of this system contains at least one Light emitting module, a communication module, a signal receiving module, a signal processing module, a photoelectric conversion module and a positioning module, wherein the light emitting module, the communication module and the signal receiving module The group and the function of the signal processing module have been described in detail in the above embodiments of the optical terminal, and are not repeated here. The functions of some remaining modules in the optical terminal 11 are briefly described below, but the functions of the optical terminal should not be limited to the listed functions.

Specifically, the positioning module is used to locate and generate ID and position information of the optical terminal itself. The photoelectric conversion module is used to convert optical signals and electrical signals, that is, convert the electrical signals after the optical terminals are powered into optical signals to generate IDs and position information of the optical terminals in the form of optical signals.

The field terminal 13 of the system to be added to the community includes at least an optical receiving module, a communication module, a signal sending module, a signal processing module, a positioning module, and a photoelectric conversion module. The functions of the light receiving module, the communication module, the signal sending module, and the signal processing module have been described in detail in the embodiments of the field terminal described above, and will not be repeated here. The functions of some remaining modules in the field terminal 13 are briefly described below, but the functions of the field terminal should not be limited to the listed functions.

Specifically, the positioning module is used to locate and generate the ID and location information of the site terminal to be added to the community, and update its location information in real time as the location of the site terminal changes. The photoelectric conversion module is used to convert optical signals and electrical signals, that is, convert the optical signals obtained from the optical terminal from the optical terminal into electrical signals that can be processed by the device for analysis by the signal processing module.

Preferably, the field terminal 13 may further include an application management module and an AR module. Among them, the application management module is used to manage The application, such as the application software, can receive the ID and location information from the optical terminal. The AR module is used to present the location information of the field terminal and user interest data, etc. Specifically, the field terminal uses the AR module to connect the remaining field terminals of the community of the optical terminal from the cloud server to the community of the optical terminal The ID and location information is presented on the mobile phone or computer interface through AR technology, which can increase the fun, and can also help users locate the position of the remaining field terminals in the community more quickly and intuitively, making the communication more vivid, three-dimensional and real.

The cloud server 12 of the system may include a community management module, a communication module, a location management module, a map module, an identity protection module, a hobby management module, and an AR management module And a light management module. Among them, the community management module is used to manage information in each community on the cloud terminal server, including communication information between various field terminals in the community. The communication module is communicatively connected to the optical terminal 11 and the field terminal 13 for establishing communication between the cloud server 12 and the optical terminal 11 through a wired or wireless network and establishing the cloud server 12 and the field through a wired or wireless network Communication between terminals 13. The location management module is used to manage the ID and location information in the community, including the ID and location information of the optical terminal to which the community belongs, and the ID and location information of on-site terminals in the community. The map module is used to present the location and interest information of the field terminals in the community in the form of a map. For example, the off-site terminal enters the destination address on the map navigation or queries the corresponding community within the circled range to retrieve the target After that, the corresponding community location is displayed on the map. After the user joins the community as an off-site identity, he can post information in the group, ask the on-site terminal in the community about the on-site situation, and obtain the on-site terminal in the community. After the communication is authorized, the off-site terminal can communicate with the on-site terminal, choose to establish communication objects according to hobbies, and choose whether to navigate to the community site based on the learned site situation. The identity The protection module is used to authenticate the basic information of the terminal requesting to join the community, which can be realized by the terminal ID. Specifically, after the cloud server obtains the terminal ID and location information, the identity protection module can be used in advance Identify the terminal ID, and verify that the terminal ID is added to the community to which the optical terminal belongs, and share the ID and location information of the remaining on-site terminals in the community. The AR management module is used to manage the location information and interest data of field terminals in the community presented by AR. The lamp management module is used to manage the information of the optical terminal to which the community belongs, including managing the correspondence table between the optical terminal and the community. The hobby management module is used to manage user interest data. Specifically, the preference of the terminal in the community can be managed by establishing a hobby index, and the hobby index of the corresponding terminal is displayed in the community for the user to choose Establish communication with terminals with common interests. The definition rule of the hobby index can be:

1. Hobby tags

(1) Define hobby categories and subcategories; (2) Set personal hobby labels; (3) Participate in hobby activities or projects.

2. Definition of common hobby index

Index=F(x, y, z, c)

x: the number of items with the same hobby is higher, the index is higher; y: the ranking level of the hobby degree, the more the matching is the same, the higher the index; z: the time period of the hobby, the longer the common hobby time is, the higher the index is; Specific activities.

For example, combining the hobby management module and the map module, when the terminal positions in the community are presented in a map, the hobby index of the authorized user will be displayed next to the corresponding terminal on the map, and the user is joining the community After that, you can select a chat object according to the hobby index, and click on the user terminal corresponding to the hobby index in the interface to initiate a chat request. Combined with the hobby management module and the AR management module, when the terminal position in the community is displayed on the AR screen, the hobby index of the authorized user will be displayed next to the corresponding terminal on the AR interface. After the user joins the community Select the chat object according to the hobby index and click on the user terminal corresponding to the hobby index in the interface to initiate a chat request.

Please refer to FIG. 6 and FIG. 7 again, where FIG. 6 illustrates a flowchart of a community communication method according to an embodiment of the present invention, and FIG. 7 illustrates a community communication method according to an embodiment of the present invention. Information interaction diagram. As shown in the figure, the community communication method includes at least the following steps: Step S10: provide at least one optical terminal 11 and send out ID and location information of the optical terminal 11; Step S20: an on-site terminal 13 to be added to the community Receive and analyze the ID and location information of the optical terminal 11 and upload the ID and location information of the site terminal 13 to be added to the community to the optical terminal 11; Step S30: The optical terminal 11 receives the site to be added to the community After the information of the terminal 13, upload the information to a cloud server 12; Step S40: The cloud server 12 associates the field terminal 13 to be added to the community with the community to which the optical terminal 11 belongs, and shares the remaining field terminals ID and location information to establish communication.

Further, the method may further include the steps of: providing at least one off-site terminal 14 to be added to the community, receiving and parsing the community information from the cloud server 12 or sending the community server to the cloud server 12 Request to send ID information of the cloud server 12 to establish communication with other terminals in the community.

As shown in FIG. 7, the figure shows the entire process of the community communication method according to an embodiment of the present invention.

First, an optical terminal 11 continuously sends out the ID and location information of the optical terminal 11; when a field terminal 13 to join the community enters the area covered by the optical terminal, by opening the application on the mobile phone, it receives ID and location information of the optical terminal 11, the field terminal 13 analyzes the received ID and location information of the optical terminal 11, calculates its own location, and uploads its own ID and location information to the optical terminal 11; , The optical terminal 11 receives and parses the ID and location information of the on-site terminal 13 and transmits the information to a cloud server 12; then, after receiving the information, the cloud server 12 is authenticated and the site The ID of the terminal is associated with the community to which the optical terminal belongs, share the ID and location information of the remaining field terminals 15 in the community, and establish communication.

In addition, after the communication is established, the communication information between the terminals can be transmitted through the cloud server 12, specifically, the field terminal 13 selects the communication object in the community, and can select the communication object based on the location information and user interest data, Then send the communication information to the optical terminal, and the optical terminal transmits the information to the cloud server, and the cloud server The device transmits the information to the selected communication object through the optical terminal, and realizes the instant transmission of communication information between the field terminal through the optical terminal and the cloud server.

Due to the regional nature of optical communications, when an on-site terminal leaves the area covered by the optical terminal, that is, after leaving the site, it can no longer receive the ID and location information sent by the optical terminal, and naturally will not send any more information to the optical terminal. After sending its own ID and location information, the optical terminal no longer receives the information of the field terminal, and it cannot upload the information to the cloud server. When the cloud server continues to receive no information from the field terminal, it will send The on-site terminal is marked as off-site status in the community to realize the dynamic update of community information.

Since the off-site terminal 14 is not on site of the optical terminal, it cannot join the community through optical communication with the optical terminal. When the off-site terminal 14 wants to join the community to which the optical terminal belongs, first the cloud server 12 needs to authorize sharing the ID and location of the optical terminal 11 corresponding to the community with the consent of the on-site terminal 13 in the community Information; off-site terminal 14 can open the application through the mobile phone to enter the location name or address to query the community information, the location name corresponds to the ID information of the optical terminal, the address corresponds to the location information of the optical terminal 11; , If the information of the optical terminal inquired is authorized, the off-site terminal can query the community to which the optical terminal belongs, otherwise, the community cannot be queried; the off-site terminal 14 after querying the community to which the optical terminal belongs , You can request to join the community to which the optical terminal belongs by sending the information requesting to join the community to the cloud server 12 and sending your own ID information to the remote server 12. The cloud server 12 uses the offsite after authentication The ID information of the terminal 14 joins the community described in the optical terminal to establish communication; or, the off-site terminal 14 sends a query to the cloud server through the query address to the optical server When the query instruction of the community to which the terminal belongs, the cloud server can actively send information of the community to which the optical terminal belongs to the off-site terminal 14 by establishing the query instruction to establish communication.

It is worth mentioning that the present invention also provides an embodiment of a storage medium on which a computer program is stored, and when the program is executed by a processor, the steps of the social communication method of the present invention are implemented. The storage medium may be ROM, RAM, removable hard disk, magnetic disk, optical disk, U disk, etc.

Preferably, the method of the present invention can also establish a theme community by the color and brightness of the light, and use the light terminal to emit lights of different colors and shades, and the community categories to which the lights of different colors and shades belong are different as some themes Community, for example, the game area uses red light, which means that the game community can be searched under this light, and then the level can be distinguished according to the brightness of the light. The higher level community corresponds to the brighter light, and the lower level community The light corresponding to the group is relatively dark, so that it is convenient for the user to quickly search for the favorite community, so that people with common hobbies can gather together more quickly.

In summary, although the present invention has been disclosed as above with examples, it is not intended to limit the present invention. Those with ordinary knowledge in the technical field to which the present invention belongs can make various modifications and retouching without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be deemed as defined by the scope of the attached patent application.

11‧‧‧ Optical Terminal

111‧‧‧Light emitting module

112‧‧‧Communication module

113‧‧‧ processor

12‧‧‧ cloud server

13‧‧‧ On-site terminal

Claims (10)

An optical terminal for community communication includes: a light emitting module for sending out the ID and position information of the optical terminal; a communication module for communicating with a cloud server; and a processor, It is used to receive and parse the ID and location information of a site terminal to be added to the community, and transmit the ID and location information of the site terminal to be added to the community to the cloud server for establishing a community. A field terminal used for community communication includes: an optical receiving module for receiving ID and position information of an optical terminal; a communication module for communicating with a cloud server; and a processor for parsing ID and location information of the optical terminal and send its own ID and location information to the optical terminal; receiving and parsing IDs and remaining field terminals of the community associated with the optical terminal from the cloud server Location information and establish communication with the remaining field terminals. The on-site terminal as described in item 2 of the patent application scope, wherein the on-site terminal further includes an AR module for presenting user interest data of the on-site terminal. A community communication system includes: an optical terminal for sending out the ID and location information of the optical terminal; at least one on-site terminal to be added to the community for receiving and analyzing the ID and location of the optical terminal Information, and upload its own ID and location information to the optical terminal; and A cloud server, which is communicatively connected to the optical terminal, receives the ID and location information of the on-site terminal to be added to the community, and associates it with the community to which the optical terminal belongs, and shares the ID and the remaining on-site terminal Location information, establish communication. The system as described in item 4 of the patent application scope, wherein the optical terminal at least includes: a light emitting module for transmitting ID and position information of the optical terminal to the outside; a communication module for communication connection The cloud server; a positioning module for setting position information of the optical terminal; and a photoelectric conversion module for converting optical signals and electrical signals. The system as described in item 4 of the patent application scope, wherein the on-site terminal to be added to the community includes at least: an optical receiving module for receiving and analyzing the ID and location information of the optical terminal, and The optical terminal uploads the ID and location information of the on-site terminal to join the community; a communication module, which is connected to the cloud server in communication; and a positioning module, which is used to set the on-site terminal to join the community Location information; and a photoelectric conversion module for the conversion of optical signals and electrical signals. The system as described in item 4 of the patent application scope, wherein: the cloud server at least includes: a community management module for managing community information; a communication module for communicating with the optical terminal; and A location management module, used to manage ID and location information in the community. The system as described in item 4 of the patent application scope, which further includes an off-site terminal to be added to the community. The off-site terminal includes at least: a communication module that is communicatively connected to the cloud server; a process For receiving and parsing community information from the cloud server or sending a request to join the community to the cloud server, sending its own ID information to the cloud server, and the community Of the remaining terminals establish communication. A community communication method includes at least the following steps: providing at least one optical terminal and sending out the ID and location information of the optical terminal; an on-site terminal to be added to the community receives and analyzes the ID and location information of the optical terminal , Uploading the ID and location information of the on-site terminal to join the community to the optical terminal; after receiving the ID and location information of the on-site terminal to join the community, the optical terminal adds the to-be-joined community Upload the ID and location information of the on-site terminal to a cloud server; the cloud server associates the on-site terminal to be added to the community with the community to which the optical terminal belongs, and shares the ID and location information of the remaining on-site terminals To establish communication. The method described in item 9 of the patent application scope further includes the steps of: providing at least one off-site terminal to be added to the community, receiving and parsing the community information from the cloud server or sending it to the cloud server The request to join the community sends its own ID information to the cloud server to establish communication with the remaining terminals in the community.

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