JP6778969B1 - Communication device and management server and communication method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a technique capable of repeatedly transmitting and receiving a long-distance wave independently generated by a communication device and confirming the state of a partner in a remote place within a predetermined range. SOLUTION: A communication device connected to a user terminal receives a first long-distance wave simultaneously transmitted from a first communication device located within a predetermined radius from the communication device, and then simultaneously transmits the first long-distance wave. The long-distance wave is received, the first communication device is specified based on the received identification signal of the second long-distance wave, and the specified first communication device is stored as the first group. The first communication device is a second long-range wave in which a second communication device located outside a predetermined radius from the communication device and within a predetermined radius from the first communication device is simultaneously transmitted from the first communication device. The third long-range wave is received and the first reflected wave is transmitted all at once when the time from the simultaneous transmission of the second long-range wave to the reception of the third long-range wave is within a few seconds. To do. The communication device stores the Nth communication device specified by repeating the same means as the Nth group. [Selection diagram] Fig. 1

Description

The present invention relates to a communication device, a management server, and a communication method.

For example, when a terminal such as a mobile phone can be used as a means of communication in the event of a natural disaster, but the terminal cannot be charged by consuming power, or the radio waves managed by the telephone company cannot be used. Communication by the terminal may be restricted.

JP-A-2002-236988

For example, Patent Document 1 includes an observation device that determines whether or not there is a risk of natural disaster occurrence and transmits notification data when it is determined that there is a risk of natural disaster occurrence in the reporting area, and notification data from the observation device. It is equipped with a management device that receives and generates a report message based on the report data, and a mobile communication terminal connected to the management device via a communication network, and the management device is within the report target area of the observation device that issued the report data. A danger reporting system that sends a reporting message to a mobile communication terminal that is located in and is included in the reporting target list is disclosed.

However, Patent Document 1 intends to provide a communication method for confirming the state of a remote party within a predetermined range and transmitting / receiving a message by repeating transmission / reception of a long-distance wave independently generated by the communication device. Not what you are doing.

An object of the present invention is a technique capable of confirming the state of a remote party within a predetermined range and transmitting / receiving a message by repeating transmission / reception of a long-distance wave independently generated by a communication device. Is to provide.

A brief description of typical inventions disclosed in the present application is as follows.

One embodiment of the present invention is a communication device linked to a user terminal by a wireless communication connection, and has a short-range wave transmission / reception unit that transmits / receives a short-range wave to / from the user terminal. It also has a long-range wave transmitter / receiver that transmits / receives long-range waves to / from other communication devices different from the communication device. It also has a sensor unit that acquires detection data. It also has a GPS to acquire position data.
Further, in the communication device (U0) linked to the user terminal, unlike the communication device (U0), the first communication device (An) located within a predetermined radius from the communication device (U0) is the communication device (U0). ) Receives the first long-range wave (SU0) transmitted all at once, then receives the second long-range wave (SAN) transmitted all at once, and uses it as an identification signal for the second long-range wave (SAN) received. Based on this, the first communication device (An) is specified, and the specified first communication device (An) is stored as the first group.
Further, unlike the communication device (U0) and the first communication device (An), the first communication device (An) is outside a predetermined radius from the communication device (U0) and has a predetermined radius from the first communication device (An). The second long-range wave (Bn) located inside receives the second long-range wave (SA0) simultaneously transmitted from the first communication device (An) and then simultaneously transmits the third long-range wave (Bn). SBn) is received, and when the time from the simultaneous transmission of the second long-range wave (SA0) to the reception of the third long-range wave (SBn) is within a few seconds, the first reflected wave (RBn) is simultaneously transmitted. The communication device (U0) linked to the user terminal receives the first reflected wave (RBn), and the second communication device (Bn) is based on the received identification signal of the first reflected wave (RBn). ) Is specified, and the specified second communication device (Bn) is stored as a second group.
Further, the communication device (U0) linked to the user terminal stores the Nth communication device (Nn) specified by repeating the same means as the Nth group, and the stored first group to Nth group. Information on communication devices up to the group is transmitted to the user terminal as specific device information.

According to the present invention, a technique capable of confirming the state of a remote party within a predetermined range and transmitting / receiving a message by repeating transmission / reception of a long-distance wave independently generated by a communication device. Can be provided.

It is a figure which shows the outline of the configuration example of the management server in the communication system which is one Embodiment of this invention. It is a figure which shows the outline of the user information stored in the user information storage part of the management server and the communication device information stored in a communication device information storage part in one Embodiment of this invention. It is a figure which shows the relationship between the user terminal, the communication device and the management server in one Embodiment of this invention, and the outline about the communication device. It is a figure which shows the outline of the whole processing in one Embodiment of this invention. It is a figure which shows the outline of the user information storage process and the user information acquisition process in one Embodiment of this invention. It is a figure which shows the outline of the communication device information storage process and the communication device information acquisition process in one Embodiment of this invention. It is a figure which shows the outline of the communication apparatus and a long-distance wave in one Embodiment of this invention. It is a figure which shows the outline of the specific device information and the link state result in one Embodiment of this invention. It is a figure which shows the outline of the link state analysis processing in one Embodiment of this invention. It is a figure which shows the outline of the link state analysis processing in one Embodiment of this invention. It is a figure which shows the outline of the matching screen α in one Embodiment of this invention. It is a figure which shows the outline of the matching screen β in one Embodiment of this invention. It is a figure which shows the outline of the matching screen generation processing and the matching screen providing processing in one Embodiment of this invention. It is a figure which shows the outline of the matching result memory processing in one Embodiment of this invention. It is a figure which shows the outline of the message screen in one Embodiment of this invention. It is a figure which shows the outline of the message screen providing path in one Embodiment of this invention. It is a figure which shows the outline of the message screen generation processing and the message screen providing processing in one Embodiment of this invention. It is a figure which shows the outline of the message screen update processing and the message screen providing processing in one Embodiment of this invention.

Hereinafter, embodiments for carrying out the present invention will be described with reference to the drawings. It should be noted that this is only an example, and the technical scope of the present invention is not limited to this. In addition, in all the drawings for explaining the embodiment, the same parts are in principle the same reference numerals, and the repeated description thereof will be omitted.
<System configuration>
FIG. 1 is a diagram showing an outline of a configuration example of a management server 120 in a communication system according to an embodiment of the present invention.

As shown in FIG. 1, the communication system according to the present invention includes a user terminal 100, a communication device 300, and a management server 120 connected to the user terminal 100 via a network. That is, the management server 120 is connected to the user terminal 100 via the network.

Further, the management server 120 includes a server installed inside the user terminal 100 instead of being connected to the user terminal 100 via a network. That is, the management server 120 may be provided inside the terminal of the user terminal 100.

In this way, for example, even when the management server 120 and the user terminal 100 cannot be connected via a network in the event of a natural disaster, the management server 120 can realize the same purpose / effect as the purpose / effect according to the present invention.

The management server 120 includes a user information storage unit 130, a communication device information storage unit 131, a specific device information storage unit 132, a link state result storage unit 133, a matching result storage unit 134, a link state analysis unit 140, and the like. It has a matching screen generation unit 150, a matching screen providing unit 160, a message screen generating unit 170, and a message screen providing unit 180.

User information 200 (described later, FIG. 2A) is stored in the user information storage unit 130. Communication device information 210 (described later, FIG. 2B) is stored in the communication device information storage unit 131.

Specific device information 800 (described later, FIG. 8) is stored in the specific device information storage unit 132. Further, the link state result storage unit 133 stores the link state result 810 (described later, FIG. 8).

The link state analysis unit 140 stores the user information 200 stored in the user information storage unit 130, the communication device information 210 stored in the communication device information storage unit 131, and the specific device information storage unit 132. The link state result 810 is generated based on the specific device information 800. The link state analysis process will be described later with reference to FIGS. 7 to 10.

The matching screen generation unit 150 generates the matching screen 1100 (and 1200) based on the user information 200, the communication device information 210, and the link state result 810 extracted from the link state result storage unit 133. The matching screen 1100 (and 1200) and the matching screen generation process will be described later with reference to FIGS. 13 and 14.

The matching screen providing unit 160 provides the user terminal 100 with the generated matching screen 1100 (and 1200). The matching screen providing process will be described later with reference to FIGS. 13 and 14.

The message screen generation unit 170 extracts and extracts the matching result constituting the user information 200, the communication device information 210, and the specific device information 800 corresponding to the user selected as the message transmission destination from the matching result storage unit 134. A message screen 1500 is generated based on the matching result. Details of the message screen 1500 and details of the message screen generation process will be described later with reference to FIGS. 16 and 17.

The message screen providing unit 180 transmits the message screen providing route 1600 to the user terminal 100 based on the communication device information 210 and the specific device information 800 associated with the extracted matching result. Details of the message screen providing route 1600 and details of the message screen providing processing will be described later with reference to FIGS. 16 and 17.
<User information storage unit>
FIG. 2A is a diagram showing an outline of a configuration example of user information 200 stored in the user information storage unit 130 of the management server 120 according to the embodiment of the present invention.

As shown in FIG. 2A, the user information 200 is composed of data items such as a user ID, a name, an e-mail address, a communication device ID, and communication device information 210.

The user ID indicates a code for the management server 120 to identify the user. The name indicates the name of the user. The communication device ID indicates a code for the management server 120 to identify the communication device 300.

FIG. 2B is a diagram showing an outline of a configuration example of communication device information 210 included in the user information 200 stored in the user information storage unit 130 of the management server 120 according to the embodiment of the present invention.

The communication device information 210 indicates information such as a communication device ID, a user ID, a link state, detection data, and position data.

The link state indicates whether or not the user terminal 100 and the communication device 300 are linked by a wireless communication connection. The wireless communication connection at this time is, for example, a connection by a short-range wave such as Bluetooth (registered trademark).

The detection data indicates information such as temperature, humidity, acceleration, wind direction, sound, magnetism, and atmospheric pressure in the vicinity of the communication device 300 detected by the sensor unit 330 of the communication device 300.

The position data indicates latitude and longitude information representing the location of the communication device 300 acquired by the GPS 340 of the communication device 300.
<Communication device>
FIG. 3 is a diagram showing the relationship between the user terminal 100, the communication device 300, and the management server 120 according to the embodiment of the present invention, and an outline of the communication device 300.

As shown in FIG. 3A, the user terminal 100 included in the user 110 receives the short-range wave 410 transmitted by the short-range wave transmitting / receiving unit 310 included in the communication device 300, and transmits from the user terminal 100. When the short-range wave transmission / reception unit 310 receives the short-range wave 410, a link connection (hereinafter, abbreviated as link connection) is performed with the communication device 300 by wireless connection. The connectable range of the short-range wave 410 is, for example, within a radius of 5 to 15 m from the communication device 300.

Further, the communication device 300 is wirelessly connected to another communication device 300 via the long-range wave 420 transmitted / received by the long-range wave transmission / reception unit 320 of the communication device 300. The connectable range of the long-distance wave 420 is, for example, within a radius of 8 km from the communication device 300.

Further, the user terminal 100 is wirelessly connected to the management server 120 via a network. In this way, the user terminal 100 transmits the user information 200 and the communication device information 210 to the management server 120.

As shown in FIG. 3B, the communication device 300 includes a short-range wave transmission / reception unit 310, a long-range wave transmission / reception unit 320, a sensor unit 320, and a GPS 340. The short-range wave transmission / reception unit 310 transmits / receives the short-range wave 410. The long-distance wave transmitter / receiver 320 transmits / receives the long-distance wave 420. The sensor unit 330 acquires information such as temperature, humidity, acceleration, wind direction, sound, magnetism, and atmospheric pressure in the vicinity of the communication device 300 as detection data. The GPS 340 acquires latitude and longitude information representing the location of the communication device 300 as position data.

The power consumption of the communication device 300 is significantly lower than that of a general smartphone terminal or the like. The communication device 300 is driven by a dedicated battery or battery, and the battery may not be charged or replaced for about 5 years. Further, the communication device 300 may have a solar panel unit in addition to being battery-powered for extending the life.

Further, the communication device 300 can be configured to have two link portions. That is, the communication device 300 can also be wirelessly connected to the management server 120 via a network. As a result, the user can obtain the effect according to the present invention by using the communication device 300 even when the user terminal 100 is destroyed. In addition, this link portion can also be connected to an external user interface, and various sensors and the like can be expanded.

Due to the above characteristics, even if the user cannot charge the battery during a natural disaster or cannot use the radio waves managed by the telephone company, the communication device 300 with low power consumption enables long-distance communication without using the radio waves possessed by the telephone company. Can be done.
<Overall processing>
FIG. 4 is a diagram showing an outline of the overall processing according to the embodiment of the present invention.

First, in S401, the management server 120 performs user information storage processing and user information acquisition processing (described later in FIG. 5).

Next, in S402, the management server 120 performs a communication device information storage process and a communication device information acquisition process (described later in FIG. 6).

Next, in S403, the management server 120 performs a link state analysis process (described later in FIGS. 7 to 10).

Next, in S404, the management server 120 performs a matching screen generation process and a matching screen providing process (described later in FIGS. 11 to 14).

Next, in S405, the management server 120 performs matching result storage processing.

Next, in S406, the management server 120 performs a message screen generation process and a message screen providing process (described later in FIGS. 15 to 17).

Next, in S407, the management server 120 performs a message screen update process and a message screen provision process (described later in FIG. 18).
<User information storage processing>
FIG. 5A is a diagram showing an outline of user information storage processing according to the embodiment of the present invention. Hereinafter, a method in which the management server 120 stores the user information 200 will be described.

First, in S501, the management server 120 provides the user information input screen to the user terminal 100. Next, in S502, the user terminal 100 displays the user information input screen on the display.

After that, when the user uses the system according to the present invention for the first time, the user terminal 100 receives the input of the user information 200 from the user in S503. The user information 200 is composed of a user ID and data items such as a name.
Next, in S504, the user terminal 100 transmits the user information 200 that has received the input in S503 to the management server 120.

Next, in S505, the management server 120 acquires the user information 200 by receiving the user information 200 transmitted in S504.
Next, in S506, the management server 120 attaches a user ID to the received user information 200, and stores the user information 200 received for input in S503 in the user information storage unit 130.
<User information acquisition process>
FIG. 5B is a diagram showing an outline of a user information acquisition process according to an embodiment of the present invention. Hereinafter, a method for the management server 120 to acquire the user information 200 will be described.

When the user uses the system according to the present invention for the second time or later, the user terminal 100 receives the input of the user ID from the user in S507. The user ID is included in the user information 200.
Next, in S508, the user terminal 100 transmits the user ID that received the input in S507 to the management server 120.

After that, in S509, the management server 120 acquires the user information 200 corresponding to the key of the user ID transmitted in S508 from the user information storage unit 130.

Further, the management server 120 may attach a PIN code to the key of the user ID and cause the user information storage unit 130 to generate a white list or a black list. As a result, login when connected by a clone terminal or the like can be prevented, and the management server 120 can prevent damage caused by "spoofing" of the user terminal 100.
<Communication device information acquisition processing>
FIG. 6 is a diagram showing an outline of a communication device information acquisition process according to an embodiment of the present invention.

First, in S601, the communication device 300 determines whether or not the link state is On. When the link state is On, the communication device 300 proceeds to step S606, and when the link state is Off, the communication device 300 proceeds to step S602.

In S602, the communication device 300 is linked to the user terminal 100. Specifically, the communication device 300 makes a link connection with the user terminal 100 via the short-range wave 410 transmitted from the short-range wave transmission / reception unit 310 of the communication device 300.

Next, in S603, the communication device 300 transmits the communication device ID to the user terminal 100. Next, in S604, the communication device 300 updates the link state to "On". After that, in S605, the communication device 300 transmits the link state updated in S605 to the user terminal 100.

When the user disconnects the link connection between the user terminal 100 and the communication device 300 in any process of the entire process of this embodiment, the communication device 300 updates the link state to "Off" and the updated link. The state is transmitted to the user terminal 100.

In S606, the communication device 300 acquires the detection data by the sensor unit 330 included in the communication device 300. Next, in S607, the communication device 300 transmits the detection data acquired in S606 to the user terminal 100.

In S608, the communication device 300 acquires the position data by the GPS 340 included in the communication device 300. Next, in S609, the communication device 300 transmits the position data acquired in S608 to the user terminal 100.

Next, in S610, the user terminal 100 communicates the communication device ID transmitted in S603, the link state transmitted in S605, the detection data transmitted in S607, and the position data transmitted in S609. Acquired as device information 210.
<Communication device information storage processing>
FIG. 6 is a diagram showing an outline of a communication device information storage process according to an embodiment of the present invention.

First, in S611, the user terminal 100 transmits the communication device information 210 acquired in S609 to the management server 120.

Next, in S612, the management server 120 acquires the communication device information 210 transmitted in S611. After that, in S613, the management server 120 updates and stores the communication device information 210 acquired in S612 with the communication device information 210 stored in the communication device information storage unit 131.
<Long-distance wave>
FIG. 7 is a diagram showing an outline of the communication device 300 and the long-distance wave 420 according to the embodiment of the present invention.

As shown in FIG. 7, the communication device 300 simultaneously transmits a long-distance wave 420 to a region having a predetermined radius centered on the communication device 300, for example, 8 km. At this time, the communication device 300 linked to the user terminal 100 is set to U0, and the long-distance wave 420 simultaneously transmitted from the communication device U0 is set to the first long-distance wave 700.

Further, as shown in FIG. 7, the first long-distance wave 700 includes n communication devices 300 different from the communication device U0 (n is an arbitrary natural number) in the region. These are, in order, the first communication device An. That is, the first long-range wave 700 simultaneously transmitted from the communication device U0 is, for example, the first communication device A1, the first communication device A2, and the first communication device in the region except for the communication device U0. It includes four communication devices 300 of A3 and the first communication device A4.

Similarly, as shown in FIG. 7, the first communication device An broadcasts a long-distance wave 420 to a region having a predetermined radius centered on the first communication device An. At this time, the long-distance wave 420 simultaneously transmitted from the first communication device An is used as the second long-distance wave. For example, the long-distance wave 420 simultaneously transmitted from the first communication device A1 is referred to as the second long-distance wave 710. The long-distance wave 420 simultaneously transmitted from the first communication device A2 is referred to as the second long-distance wave 720.

As shown in FIG. 7, the sum of the second long-range waves 710 (and 720, etc.) has n (n) communication devices 300 different from the communication device U0 and the first communication device An in the entire region. Include any natural number). These are, in order, the second communication device Bn. That is, the second long-distance wave 710 (and 720, etc.) simultaneously transmitted from the first communication device An is, for example, the second communication except for the communication device U0 and the first communication device An in the region. The five communication devices 300 of the device B1, the second communication device B2, the second communication device B3, the second communication device B4, and the second communication device B5 are included.

Similarly, as shown in FIG. 7, the second communication device Bn simultaneously transmits the long-distance wave 420 to a region having a predetermined radius centered on the second communication device Bn. For example, the long-distance wave 420 simultaneously transmitted from the second communication device Bn is referred to as the third long-distance wave 730.

The long-distance wave 420 has an identification number. The identification number is recorded in all the long-distance waves 420 as a number for identifying the communication device ID of the communication device 300 that simultaneously transmitted the long-distance wave 420 and the transmission date and time of the long-distance wave 420.

In this way, when the communication device 300 receives the long-distance wave 420 simultaneously transmitted from the other communication device 300, the communication device 300 simultaneously transmits the long-distance wave 420 based on the identification number of the long-distance wave 420. The communication device 300 and its communication device ID can be specified.
<Specific device information and link status result>
FIG. 8 is a diagram showing an outline of the specific device information 800 and the link state result 810 according to the embodiment of the present invention.

As shown in FIG. 8, the communication device 300 has the specific device information 800. The details of the method for the communication device 300 to acquire and store the specific device information 800 will be described later.

The specific device information 800 has information about the communication device U0 and the communication devices A1 to Nn classified into N groups from the first group to the Nth group. Further, in the specific device information 800, for example, the first group includes n specific devices A1 to An, the second group contains n specific devices B1 to Bn, and the Nth group contains n specific devices B1 to Bn. It has information on the number of groups, that is, n N1 to Nn are included, and information on the communication device 300 that constitutes each group.

As shown in FIG. 8, the communication device 300 transmits the specific device information 800 to the management server 120 via the user terminal 100. After that, the management server 120 generates and stores the link state result 810 from the specific device information 800. The method will be described in detail later.

Further, the link state result 810 has the result of the link state of the communication device U0 and each device for the communication devices A1 to Nn, as shown in FIG. For example, in the link state result 810, the link state of the communication device A1 is "On", the link state of the communication device A2 is "Off", and the link state of the communication device A3 is "Unknown". Have about the device.
<Link state analysis processing>
9 and 10 are diagrams showing an outline of the link state analysis process according to the embodiment of the present invention.

First, in S901, the communication device U0 simultaneously transmits the first long-distance wave (referred to as SU0; the same applies hereinafter). Next, in S902, the communication device An determines whether or not it is within a predetermined radius from the communication device U0. If the communication device An is not within a predetermined radius from the communication device U0, the long-distance wave SU0 does not reach the communication device An or cannot be connected to the communication device An, so that this step ends.

When the communication device An is within a predetermined radius from the communication device U0, the communication device An receives the long-range wave SU0 in S903. After that, in S904, the communication device An simultaneously transmits a second long-distance wave (referred to as SAN. The same shall apply hereinafter).

The communication device U0 receives the long-range wave SAN at S905. After that, in S906, the communication device U0 identifies the communication device An (A1, A2, etc.) based on the identification number of the received long-distance wave SAN.

Next, in S907, the communication device U0 temporarily stores all of the specified communication devices An (A1, A2, etc.) as the first group.

Further, in S908, the communication device Bn determines whether or not the communication device U0 is outside the predetermined radius and the communication device An is within the predetermined radius. If the communication device Bn is not within a predetermined radius from the communication device An, the long-distance wave SAN does not reach the communication device Bn or cannot be connected to the communication device Bn, so that this step ends.

When the communication device Bn is outside the predetermined radius from the communication device U0 and within the predetermined radius from the communication device An, the communication device Bn receives the long-range wave SAN in S909. After that, the communication device Bn simultaneously transmits a third long-distance wave (referred to as SBn; the same applies hereinafter).

Next, the communication device An receives the long-distance wave SBn in S910, and when the reception of the long-distance wave SBn is within a few seconds from the simultaneous transmission of the long-distance wave SAN, the first reflected wave ( RBn; the same shall apply hereinafter) is transmitted all at once. The number of seconds can be, for example, 3 to 10 seconds, but is not particularly limited.

The communication device U0 receives the reflected wave RBn at S911. After that, in S912, the communication device U0 identifies the communication device Bn (B1, B2, etc.) based on the identification number of the received reflected wave RBn.

Next, in S912, the communication device U0 temporarily stores all of the specified communication devices Bn (B1, B2, etc.) as a second group.

The communication device Bn receives the long-distance wave SCn (fourth long-range wave transmitted from the communication device Cn by the same method as in [0073] and [0074] for the communication device Cn) in S913, and the communication device Bn receives the long-range wave SCn. When the reception of the long-distance wave SCn is within a few seconds from the simultaneous transmission of the long-distance wave SBn, the second reflected wave (referred to as RCn; the same applies hereinafter) is simultaneously transmitted.

Next, the communication device An receives the reflected wave RCn in S914, and transmits the reflected wave RCn all at once when the reception of the reflected wave RCn is within a few seconds from the simultaneous transmission of the long-distance wave SAN.

The communication device U0 receives the reflected wave RCn at S915. After that, in S1001, the communication device U0 identifies the communication device Cn (C1, C2, etc.) based on the identification number of the received reflected wave RCn, and the specified communication device Cn (C1, C2, etc.) All of these are temporarily stored as the third group.

By repeating the same means, the communication device An receives the reflected wave RNn in S1002, and when the reception of the reflected wave RNn is within a few seconds from the simultaneous transmission of the long-range wave SAN, the reflected wave RNn is simultaneously transmitted. Send.

The communication device U0 receives the reflected wave RNn at S1003. After that, in S1004, the communication device U0 identifies the communication device Nn (N1, N2, etc.) based on the identification number of the received reflected wave RNn, and the specified communication device Nn (N1, N2, etc.) All of are temporarily stored as the Nth group.

Next, in S1005, the communication device U0 uses the information about all the specified communication devices up to the Nth group stored in S1004 as the specific device information 800, and sets the user terminal 100 linked to the communication device U0. It is transmitted to the management server 120 via.

Next, in S1006, the management server 120 stores the received specific device information 800 in the specific device information storage unit 132.

Next, in S1007, the management server 120 extracts the communication device ID of each device from the specific device information 800 stored in S1006, and collates it with the communication device ID of all the devices stored in the communication device information storage unit 131. To do.

Next, in S1008, the management server 120 associates the specific device whose communication device ID is found among the specific devices (indicating the communication device 300 included in the specific device information 800) collated in S1007 with the communication device ID. The user information 200 corresponding to the user ID is extracted from the user information storage unit 131, and the "link state" of each device is acquired.

Next, in S1009, the management server 120 generates the result of the "link state" of each device acquired in S1008 as the link state result 810, and stores it in the link state result storage unit 133. For example, the link state result 810 is information such as "the link state of the communication device A1 is On, the link state of the communication device A2 is Off, the link state of the communication device A3 is unknown, and the link state of the communication device B1 is Off". Generated and stored as.

By generating the link state result 810 in this way, the management server 120 can make the user grasp the link state of other communication devices 300 existing around the user. In addition, the user can easily select another user who can be matched immediately.
<Matching screen>
FIG. 11 is a diagram showing an outline of the matching screen α according to the embodiment of the present invention.

As shown in FIG. 11, the matching screen 1100 includes an area display area 1110, a user display icon 1120, a specific device display icon 1130, a link state result display area 1140, and a progress tab 1150. The matching screen 1100 is displayed on the user terminal 100.

The area display area 1110 displays the position of the user terminal 100 near the center and displays a peripheral map from the user terminal 100 to a predetermined distance. Since the map information and the like are acquired by publicly known means, the details of the display means will be omitted. Further, the method of displaying the area display area 1110 is not particularly limited.

The user display icon 1120 displays the current position of the user terminal 100. The specific device display icon 1130 displays the current position of the specific device. The link state result display area 1140 displays the link state result 810 for the specific device included in the area display area 1110 among the link state results 810.

The progress tab 1150 indicates a tab for accepting an input for switching the screen from the matching screen 1100 to the matching screen 1200 when pressed by the user.

FIG. 12 is a diagram showing an outline of the matching screen β according to the embodiment of the present invention.

As shown in FIG. 12, the matching screen 1200 has an area display area 1110, a user display icon 1120, a specific device display icon 1130, a matching partner selection icon 1210, a matching partner information display area 1220, and a determination tab 1230. And include. The matching screen 1200 is displayed on the user terminal 100.

The matching partner selection icon 1210 displays the current position of the matching partner terminal desired by the user. The matching partner information display area 1220 displays the user information 200 and the corresponding communication device information 210 about the matching partner terminal desired by the user.

For example, the matching partner information display area 1220 extracts detection data from the communication device information 210 corresponding to the user information 200 about the terminal of the matching partner desired by the user, and determines the acceleration state of the partner and the ambient temperature (air temperature). ), Humidity, wind direction, etc. are displayed. In this way, the user can grasp the acceleration state of the matching partner desired by the user, and the surrounding temperature (air temperature), humidity, wind direction, and the like.

The determination tab 1230 indicates a tab for the user terminal 100 to send the selection result of the matching partner determined by the user to the management server 120 when pressed by the user.
<Matching screen generation process and matching screen providing process>
FIG. 13 is a diagram showing an outline of a matching screen generation process and a matching screen providing process according to the embodiment of the present invention.

As shown in FIG. 13, first, in S1301, the matching screen generation unit 150 of the management server 120 extracts the user information 200 corresponding to the user ID for which the matching screen 1100 is to be provided from the user information storage unit 130.

Next, in S1302, the matching screen generation unit 150 extracts the communication device information 210 corresponding to the user ID included in the user information 200 extracted in S1301 from the communication device information storage unit 131.

Next, in S1303, the matching screen generation unit 150 extracts the link state result 810 corresponding to the communication device ID included in the communication device information 210 extracted in S1302 from the link state result storage unit 133.

Next, in S1304, the matching screen generation unit 150 sets the matching screen 1100 (the matching screen 1100 () based on the user information 200 extracted in S1301, the communication device information 210 extracted in S1302, and the link state result 810 extracted in S1303. Generate α).

Next, in S1305, the matching screen providing unit 160 of the management server 120 transmits the matching screen 1100 generated in S1304 to the user terminal 100.

Next, in S1306, the user terminal 100 receives the matching screen 1100 transmitted from the management server 120 in S1305. After that, the received matching screen 1100 is displayed on the display.

Next, in S1307, the user terminal 100 accepts the input of pressing by causing the user to tap or click the progress tab 1150 included in the matching screen 1100 displayed in S1306.

Next, in S1308, the user terminal 100 transmits the press input of the progress tab 1150 received in S1307 to the management server 120.

Next, in S1309, the management server 120 receives the press input of the progress tab 1150 transmitted in S1308.

Next, in S1310, the management server 120 generates a matching screen 1200 (β) based on the user information 200 or the like corresponding to the matching screen 1100 associated with the received pressing input.
<Matching screen memory processing>
FIG. 14 is a diagram showing an outline of a matching screen storage process according to an embodiment of the present invention.

Next, in S1401, the matching screen providing unit 160 of the management server 120 transmits the matching screen 1200 generated in S1310 to the user terminal 100.

Next, in S1402, the user terminal 100 receives the matching screen 1200 transmitted from the management server 120 in S1401. After that, the received matching screen 1200 is displayed on the display.

Next, in S1403, the user terminal 100 selects a desired partner from the specific device display icons 1130 included in the matching screen 1200 displayed in S1402 by superimposing the matching partner selection icon 1210.

Next, in S1404, the user terminal 100 accepts the input of the selection result for the desired partner selected by the user in S1403 by causing the user to tap or click the determination tab 1230.

Next, in S1405, the user terminal 100 transmits the selection result received in S1404 to the management server 120.

Next, in S1406, the management server 120 receives the selection result transmitted in S1405.

Next, in S1407, the management server 120 extracts user information 200, communication device information 210, and specific device information 800 for the selected user based on the selection result received in S1406.

Next, in S1408, the management server 120 stores the information extracted in S1407 in the matching result storage unit 134 as a matching result.
<Message screen>
FIG. 15 is a diagram showing an outline of the message screen 1500 according to the embodiment of the present invention.

As shown in FIG. 15, the message screen 1500 includes a user display area 1510, a stamp display area 1520, and a message display area 1530. The message screen 1500 is displayed on the user terminal 100.

The user display area 1510 displays user information 200 and the like about the message partner and the user himself / herself. The method of displaying the user display area 1510 is not particularly limited.

The stamp display area 1520 displays image data, illustrations, and the like used for the message. The method of displaying the stamp display area 1520 is not particularly limited.

The message display area 1530 displays a message sent from the user and a message sent from the other party. The method of displaying the message display area 1530 is not particularly limited.
<Message screen provision route>
FIG. 16 is a diagram showing an outline of the message screen providing path 1600 according to the embodiment of the present invention.

As shown in FIG. 16A, the management server 120 extracts the specific device information 800, acquires the position data associated with the communication device information 210 corresponding to the communication device ID of each device, and obtains the first group. The message screen providing route 1600 is generated by automatically selecting the relay device from to to the Nth group to which the message transmission partner belongs and calculating the shortest route.

As shown in FIG. 16B, for example, the message screen providing path 1600 from the communication device U0 to the communication device N1 has the communication device A1 belonging to the first group, the communication device B1 belonging to the second group, and the first. The communication device C1 or the like belonging to the three groups is used as the relay device 1610, and the message screen providing route 1600 is generated by calculating the shortest route to the communication device N1 which is the message transmission partner.
<Message screen generation process and message screen provision process>
FIG. 17 is a diagram showing an outline of a message screen generation process and a message screen providing process according to an embodiment of the present invention.

As shown in FIG. 17, first, in S1701, the message screen generation unit 170 of the management server 120 extracts the matching result including the user information 200 and the like corresponding to the determined matching partner from the matching result storage unit 134.

Next, in S1702, the message screen generation unit 170 generates the message screen 1500 based on the user information 200 and the like included in the matching result extracted in S1701.

Next, in S1703, the message screen generation unit 170 generates the message screen providing path 1600 based on the specific device information 800 and the like included in the matching result extracted in S1701.

Next, in S1704, the message screen providing unit 180 of the management server 120 transmits the message screen 1500 and the message screen providing route 1600 generated in S1703 to the user terminal 100.

Next, in S1705, the user terminal 100 receives the message screen 1500 and the message screen providing route 1600 transmitted from the management server 120 in S1704. Next, the received message screen 1500 is displayed on the display.

Next, in S1706, the user terminal 100 receives input of characters and stamps from the user on the message screen 1500 displayed in S1705, and updates the message screen 1500.

Next, in S1707, the user terminal 100 causes the message screen 1500 updated in S1706 to be simultaneously transmitted from the communication device U0 linked to the user terminal 100 based on the message screen providing path 1600.

After that, in S1708, the communication device N1 linked to the other user terminal (referred to as 101) simultaneously transmits the message screen 1500 transmitted from the communication device U0 in S1707 and transmitted via the relay device 1610. It is received and displayed on the display of the user terminal 101.
<Message screen update process and message screen provision process>
FIG. 18 is a diagram showing an outline of a message screen update process and a message screen providing process according to an embodiment of the present invention.

As shown in FIG. 18, first, in S1708, the other party's user terminal 101 receives the message screen 1500 and displays it on the display of the user terminal 101.

Next, in S1801, the user terminal 101 receives input of characters and stamps from the user on the message screen 1500 displayed in S1708, and updates the message screen 1500. After that, the user terminal 101 transmits the updated message screen 1500 to the management server 120.

In S1802, the message screen generation unit 170 of the management server 120 extracts the matching result including the user information 200 and the like corresponding to the message partner from the matching result storage unit 134.

Next, in S1803, the message screen generation unit 170 generates the message screen 1500 based on the user information 200 and the like included in the matching result extracted in S1802.

Next, in S1804, the message screen generation unit 170 generates the message screen providing path 1600 based on the specific device information 800 and the like included in the matching result extracted in S1802.

Next, in S1805, the message screen providing unit 180 of the management server 120 transmits the message screen 1500 and the message screen providing route 1600 generated in S1804 to the user terminal 101.

Next, in S1806, the user terminal 101 links the message screen 1500 updated in S1801 with the user terminal 101 based on the message screen providing path 1600 transmitted in S1805 (user terminal). When viewed from 101, that is, "when the user terminal 101 is regarded as the user terminal 100", the communication device U0; the same applies hereinafter) causes simultaneous transmission.

After that, in S1807, the communication device U0 (when viewed from the user terminal 101, that is, when "the user terminal 101 is regarded as the user terminal 100", the communication device N1) is linked to the other user terminal 100. The message screen 1500 transmitted all at once from the communication device N1 in S1806 and transmitted via the relay device 1610 is received and displayed on the display of the user terminal 100.

After that, by repeating the processes from [0122] to [0137], the user corresponding to the user terminal 100 can send and receive a message with a desired user (user corresponding to the user terminal 101).
<Effect of this embodiment>

According to the embodiment of the present invention described above, the communication device repeats transmission / reception of independently generated long-distance waves to confirm the state of the other party at a remote location within a predetermined range and transmit / receive a message. It becomes possible to do.

That is, the management server 120 by continuously transmitting and receiving long-distance waves and reflected waves using another communication device 300 existing within a predetermined radius as a relay device to generate the specific device information 800 and the link state result 810. Can make the user grasp the link state of other communication devices 300 existing in the vicinity, and can easily select another user who can immediately match.

In addition, even if the user cannot charge the battery during a natural disaster or cannot use the radio waves managed by the telephone company, the communication device 300 with low power consumption enables long-distance communication without using the radio waves possessed by the telephone company. be able to.

Although the invention made by the present inventor has been specifically described above based on the embodiment, the present invention is not limited to the embodiment and can be variously modified without departing from the gist thereof. Needless to say. For example, the user terminal includes all user terminals of various forms such as a notebook PC and a tablet terminal in addition to a smartphone.

Further, the above-described embodiment has been described in detail in order to explain the present invention in an easy-to-understand manner, and is not necessarily limited to the one including all the described configurations. It is also possible to replace a part of the configuration of one embodiment with the configuration of another embodiment, and it is also possible to add the configuration of another embodiment to the configuration of one embodiment. .. In addition, other configurations may be added, deleted, or replaced with respect to a part of the configurations of each embodiment.

Further, each of the above-mentioned configurations, functions, and processing units may realize a part or all of them by hardware (for example, an integrated circuit). In addition, each of the above configurations, functions, and processing units is installed-type software via a network or a storage medium such as a disk that interprets and executes a program that realizes each function by a processor, or a network-type application such as an ASP. It may be realized. Information such as programs, tables, and files that realize each function can be placed in a memory, a hard disk, a recording device such as an SSD (Solid State Drive), or a recording medium such as an IC card, an SD card, or a DVD.

100 ... User terminal 120 ... Management server 130 ... User information storage unit 131 ... Communication device information storage unit 132 ... Specific device information storage unit 133 ... Link state result storage unit 134 ... Matching result storage unit 140 ... Link state analysis unit 150 ... Matching Screen generation unit 160 ... Matching screen providing unit 170 ... Message screen generating unit 180 ... Message screen providing unit 300 ... Communication device 1100 ... Matching screen α
1200 ... Matching screen β
1500 ... Message screen

Claims (6)

A communication device that is linked to a user terminal by wireless communication.
It has a short-range wave transmitter / receiver that transmits / receives short-range waves to / from the user terminal.
It has a long-distance wave transmitter / receiver that transmits / receives long-distance waves to / from other communication devices different from the communication device.
It has a sensor unit that acquires detection data,
Has GPS to acquire position data,
In the communication device (U0) linked to the user terminal, unlike the communication device (U0), the first communication device (An) located within a predetermined radius from the communication device (U0) communicates with the communication device (U0). After receiving the first long-distance wave (SU0) simultaneously transmitted from the device (U0), the second long-distance wave (SAN) transmitted simultaneously is received, and the second long-distance wave (SAN) received is received. The first communication device (An) is specified based on the identification signal, and the specified first communication device (An) is stored as the first group.
Unlike the communication device (U0) and the first communication device (An), the first communication device (An) is outside a predetermined radius from the communication device (U0) and has a predetermined radius from the first communication device (An). The second long-range wave (Bn) located inside receives the second long-range wave (SA0) simultaneously transmitted from the first communication device (An) and then simultaneously transmits the third long-range wave (Bn). SBn) is received, and when the time from the simultaneous transmission of the second long-range wave (SA0) to the reception of the third long-range wave (SBn) is within a few seconds, the first reflected wave (RBn) is simultaneously transmitted.
The communication device (U0) linked to the user terminal receives the first reflected wave (RBn), and the second communication device is based on the received identification signal of the first reflected wave (RBn). (Bn) is specified, and the specified second communication device (Bn) is stored as a second group.
The communication device (U0) linked to the user terminal stores the Nth communication device (Nn) specified by repeating the same means as the Nth group, and the stored first group is described as described. Information on communication devices up to the Nth group is transmitted to the user terminal as the specific device information.
Communication device. A management server that is wirelessly connected to a user terminal, the communication device according to claim 1, and the user terminal via a network.
The link state result is obtained based on the user information stored in the user information storage unit, the communication device information stored in the communication device information storage unit, and the specific device information stored in the specific device information storage unit. It has a link state analysis unit to generate
A matching screen generation unit that generates a matching screen based on the user information, the communication device information, and the link state result extracted from the link state result storage unit.
The user terminal has a matching screen providing unit that provides the generated matching screen.
Management server. In the management server according to claim 2.
The matching result that constitutes the user information, communication device information, and specific device information corresponding to the other party selected by the user as the message transmission destination is extracted from the matching result storage unit, and a message screen is generated based on the extracted matching result. Message screen generator and
It has a message screen providing unit that transmits a message screen providing route to a user terminal based on the communication device information associated with the extracted matching result and the specific device information.
Management server. A communication method having a communication device linked to a user terminal by a wireless communication connection.
In the communication device (U0) linked to the user terminal, unlike the communication device (U0), the first communication device (An) located within a predetermined radius from the communication device (U0) communicates with the communication device (U0). After receiving the first long-range wave (SU0) simultaneously transmitted from the device (U0), the second long-range wave (SAN) transmitted all at once is received, and the second long-range wave (SAN) received is received. A step of identifying a first communication device (An) based on an identification signal and storing the specified first communication device (An) as a first group.
Unlike the communication device (U0) and the first communication device (An), the first communication device (An) is outside a predetermined radius from the communication device (U0) and has a predetermined radius from the first communication device (An). The second long-range wave (Bn) located inside receives the second long-range wave (SA0) simultaneously transmitted from the first communication device (An) and then simultaneously transmits the third long-range wave (Bn). SBn) is received, and the first reflected wave (RBn) is simultaneously transmitted when the time from the simultaneous transmission of the second long-range wave (SA0) to the reception of the third long-range wave (SBn) is within a few seconds. When,
The communication device (U0) linked to the user terminal receives the first reflected wave (RBn), and the second communication device is based on the received identification signal of the first reflected wave (RBn). A step of identifying (Bn) and storing the identified second communication device (Bn) as a second group,
The communication device (U0) linked to the user terminal stores the Nth communication device (Nn) specified by repeating the same means as the Nth group, and the stored first group is described as described. It includes a step of transmitting information on communication devices up to the Nth group as the specific device information to the user terminal.
Communication method. In the communication method according to claim 4,
A process in which the management server acquires and stores user information from the user terminal, and
A process in which the management server acquires and stores communication device information from the user terminal, and
The management server is based on the user information stored in the user information storage unit, the communication device information stored in the communication device information storage unit, and the specific device information stored in the specific device information storage unit. , The process of generating the link state result, and
A step in which the management server generates a matching screen based on the user information, the communication device information, and the link state result extracted from the link state result storage unit.
The management server has a step of providing the generated matching screen to the user terminal.
Communication method. In the communication method according to claim 4 or 5.
The management server extracts the matching result constituting the user information, the communication device information, and the specific device information corresponding to the other party selected by the user as the message transmission destination from the matching result storage unit, and based on the extracted matching result. The process of generating a message screen and
It has a step of transmitting a message screen providing route to a user terminal based on the communication device information associated with the extracted matching result and the specific device information.
Communication method.