KR101374902B1 - Wireless mesh network system in tunnel environments - Google Patents

Abstract

The present invention is provided for each section of the tunnel is provided with a photographing device for photographing the situation of the tunnel site; A first wireless communication device provided at each predetermined area of the tunnel to perform wireless mesh network communication with the photographing device; And a display device provided at each predetermined area of the tunnel and performing wireless mesh network communication with the first wireless communication device, and displaying a situation in various places of the tunnel taken by the imaging device. to provide.
In addition, the present invention is provided for each of the predetermined area of the tunnel and the imaging device for photographing the situation of the site of the tunnel; A first wireless communication device provided at each predetermined area of the tunnel to perform wireless mesh network communication with the photographing device; And a control center that performs wireless mesh network communication with the first wireless communication device and displays and monitors the situation of the site of the tunnel photographed by the photographing device and monitors the situation.

Description

Wireless mesh network system in tunnel environments

The present invention relates to a wireless mesh network system in a tunnel environment.

In general, the tunnel construction site in the prior art was most of the construction work in a mountainous area where wired communication infrastructure is not installed.

In such a tunnel construction site, there is a problem in that a network infrastructure construction cost for checking the progress of tunnel construction is increased.

In recent years, improvements have been made to reduce the cost of building network infrastructure to check the progress of tunnel construction, to easily check and manage the progress of tunnel construction, and to effectively reduce the risks caused by external factors in tunnels. Research of network systems in a tunnel environment has been continuously conducted.

An object of the present invention is to provide a wireless mesh network system in a tunnel environment that can reduce the network infrastructure construction cost for checking the progress of the tunnel construction progress.

Another object of the present invention is to provide a wireless mesh network system in a tunnel environment that can control the situation of the tunnel site while remotely confirming the progress of construction of the tunnel.

It is still another object of the present invention to provide a wireless mesh network system in a tunnel environment that can be managed while checking the progress of tunnel construction regardless of the place.

Another object of the present invention is to provide a wireless mesh network system in a tunnel environment that can effectively reduce the risk situation caused by external factors occurring in the tunnel.

In order to achieve the above object, the present invention provides a photographing apparatus for photographing the situation of the site of the tunnel is provided for each predetermined area of the tunnel; A first wireless communication device provided at each predetermined area of the tunnel to perform wireless mesh network communication with the photographing device; And a display device which is provided for each predetermined area of the tunnel, performs wireless mesh network communication with the first wireless communication device, and displays a situation of various parts of the tunnel taken by the imaging device.

According to another feature of the present invention, the image pickup device is provided for each predetermined area of the tunnel and photographs the situation of the site of the tunnel; A first wireless communication device provided at each predetermined area of the tunnel to perform wireless mesh network communication with the photographing device; And a control center that performs wireless mesh network communication with the first wireless communication device and displays and monitors the situation in various places of the tunnel taken by the photographing device.

According to another feature of the invention, the first wireless communication device comprises at least two first wireless mesh network nodes for performing wireless mesh network communication with the display device; And a first NIC module provided to the first wireless mesh network node and including a single interface single channel (SISC) for allocating the same channel when performing wireless mesh network communication with the display device.

According to another feature of the invention, the first wireless communication device comprises at least two first wireless mesh network nodes for performing wireless mesh network communication with the display device; And at least one first NIC module provided to the first wireless mesh network node to include a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the display device.

According to another feature of the present invention, a first wireless communication device comprises at least two first wireless mesh network nodes for performing wireless mesh network communication with a control center; And a first NIC module provided to the first wireless mesh network node and including a single interface single channel (SISC) for allocating the same channel when performing wireless mesh network communication with the control center.

According to another feature of the present invention, a first wireless communication device comprises at least two first wireless mesh network nodes for performing wireless mesh network communication with a control center; And at least one first NIC module provided to the first wireless mesh network node and including a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the control center.

According to another feature of the invention, the control center comprises a second wireless communication device for performing wireless mesh network communication with the first wireless communication device; And a control display device configured to perform wireless mesh network communication with the second wireless communication device and to display a situation of various places of the tunnel taken by the photographing device.

According to another feature of the invention, the second wireless communication device comprises at least two or more second wireless mesh network nodes for performing wireless mesh network communication with the first wireless communication device; And a second NIC module provided to the second wireless mesh network node and including a single interface single channel (SISC) for allocating the same channel when performing wireless mesh network communication with the first wireless communication device.

According to another feature of the invention, the second wireless communication device comprises at least two or more second wireless mesh network nodes for performing wireless mesh network communication with the first wireless communication device; And at least one second NIC module provided to the second wireless mesh network node and including a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the first wireless communication device. do.

According to still another feature of the present invention, the wireless communication apparatus further performs a wireless mesh network communication with the first wireless communication device, and further includes a control center that displays and monitors the situation of the site of the tunnel photographed by the imaging device.

According to another feature of the invention, the control center comprises a second wireless communication device for performing wireless mesh network communication with the first wireless communication device; And a control display device configured to perform wireless mesh network communication with the second wireless communication device and to display a situation of various places of the tunnel taken by the photographing device.

According to another feature of the invention, the second wireless communication device comprises at least two or more second wireless mesh network nodes for performing wireless mesh network communication with the first wireless communication device; And a second NIC module provided to the second wireless mesh network node and including a single interface single channel (SISC) for allocating the same channel when performing wireless mesh network communication with the first wireless communication device.

According to another feature of the invention, the second wireless communication device comprises at least two or more second wireless mesh network nodes for performing wireless mesh network communication with the first wireless communication device; And at least one second NIC module provided to the second wireless mesh network node and including a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the first wireless communication device. do.

According to the wireless mesh network system in the tunnel environment of the present invention made as described above, the following effects can be obtained.

First, it is possible to reduce the cost of network infrastructure construction to check the progress of tunnel construction.

Second, there is another effect of controlling the situation of the tunnel site while remotely checking the progress of the construction of the tunnel.

Third, there is another effect that can be managed while checking the progress of the tunnel construction regardless of the place.

Fourth, there is another effect that can effectively reduce the risk situation caused by external factors occurring in the tunnel.

1 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a first embodiment of the present invention.
2 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a first embodiment of the present invention.
3 is a block diagram illustrating an example of the first wireless communication apparatus illustrated in FIGS. 1 and 2.
FIG. 4 is a diagram for illustrating an example of an SISC for allocating the same channel through a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 3.
FIG. 5 is a diagram illustrating an example of a process of MIMC for allocating multiple channels through a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 3.
6 is a block diagram illustrating an example of the control center shown in FIGS. 1 and 2.
FIG. 7 is a block diagram illustrating an example of the second wireless communication device illustrated in FIG. 6.
FIG. 8 is a diagram illustrating an example of a process of SISC for allocating the same channel through a second wireless mesh network node and a second NIC module of the second wireless communication device illustrated in FIG. 7.
FIG. 9 is a diagram illustrating an example of a process of MIMC for allocating multiple channels through a second wireless mesh network node and a second NIC module of the second wireless communication device illustrated in FIG. 7.
10 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a second embodiment of the present invention.
11 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a third embodiment of the present invention.
12 is a diagram illustrating a wireless mesh network system in a tunnel environment according to a fourth embodiment of the present invention.
13 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a fourth embodiment of the present invention.
FIG. 14 is a block diagram illustrating an example of the first wireless communication device illustrated in FIGS. 12 and 13.
FIG. 15 is a diagram for illustrating an example of an SISC for allocating the same channel through a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 14.
FIG. 16 is a diagram illustrating an example of a process of MIMC for allocating multiple channels through a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 14.
FIG. 17 is a block diagram illustrating an example of the control center shown in FIGS. 12 and 13.
18 is a block diagram illustrating an example of the second wireless communication device illustrated in FIG. 17.
FIG. 19 is a diagram for illustrating an example of an SISC for allocating the same channel through a second wireless mesh network node and a second NIC module of the second wireless communication device illustrated in FIG. 18.
20 is a diagram illustrating an example of a process of MIMC for allocating multiple channels through a second wireless mesh network node and a second NIC module of the second wireless communication device illustrated in FIG. 18.
21 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a fifth embodiment of the present invention.
22 is a block diagram illustrating a wireless mesh network system in a tunnel environment according to a sixth embodiment of the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

<Examples 1, 2, and 3>

1 is a block diagram showing a wireless mesh network system in a tunnel environment according to a first embodiment of the present invention, Figure 2 is a block diagram showing a wireless mesh network system in a tunnel environment according to a first embodiment of the present invention It is also.

3 is a block diagram illustrating an example of a first wireless communication device illustrated in FIGS. 1 and 2, and FIG. 4 is a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 3. FIG. 1 shows an example of a process of SISC for allocating the same channel through a channel.

FIG. 5 is a diagram illustrating an example of a process of MIMC for allocating multiple channels through a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 3.

6 is a block diagram illustrating an example of a control center shown in FIGS. 1 and 2, and FIG. 7 is a block diagram illustrating an example of a second wireless communication device illustrated in FIG. 6.

FIG. 8 is a diagram illustrating an exemplary process of SISC for allocating the same channel through a second wireless mesh network node and a second NIC module of the second wireless communication device illustrated in FIG. 7, and FIG. FIG. 1 shows an example of a MIMC for allocating multiple channels through a second wireless mesh network node and a second NIC module of the second wireless communication device.

10 is a block diagram showing a wireless mesh network system in a tunnel environment according to a second embodiment of the present invention, Figure 11 is a block diagram showing a wireless mesh network system in a tunnel environment according to a third embodiment of the present invention It is a block diagram.

1 to 11, the wireless mesh network systems 100, 1000, and 1100 in a tunnel environment according to the first to third embodiments of the present invention may include a photographing apparatus 102 and a first wireless communication apparatus 104. ), And the display device 106.

The imaging device 102 is provided for each of the predetermined areas A, B, C, and D of the tunnel P, and is provided to photograph the situation of the site of the tunnel P.

In this case, the photographing apparatus 102 may be provided including an IP camera.

The first wireless communication device 104 is provided for each of the predetermined areas A, B, C, and D of the tunnel P so as to perform wireless mesh network communication with the photographing device 102.

For example, as illustrated in FIGS. 3 and 4, the first wireless communication device 104 may include a first wireless mesh network node 104a and a first network interface card (NIC) module 104b.

The first wireless mesh network node 104a may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the display device 106 to be described later, and the first NIC The module 104b is provided to the first wireless mesh network node 104a to perform a wireless mesh network communication with the display device 106 to be described later, and to assign the same channel Ch1 to a single interface single. Channel) may be provided.

As another example, as shown in FIGS. 3 and 5, the first wireless communication device 104 includes a first wireless mesh network node 104a and at least one first network interface card (NIC) module 104b. You can do it.

The first wireless mesh network node 104a may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the display device 106 to be described later, and at least one The first NIC module 104b is provided to the first wireless mesh network node 104a to perform multi-channel ch1, ch4, ch7, ch10 when performing wireless mesh network communication with the display device 106 to be described later. and a multi interface multi channel (MIMC) for allocating ch13).

In addition, the control center 108 of the wireless mesh network system 100 in the tunnel environment according to the first embodiment of the present invention further performs wireless mesh network communication with the first wireless communication device 104, and the photographing device ( It may be provided to display and monitor the situation of the site of the tunnel taken in 102.

For example, as shown in FIG. 6, the control center 108 may include a second wireless communication device 108a and a control display device 108b.

The second wireless communication device 108a may be provided to perform wireless mesh network communication with the first wireless communication device 104, and the control display device 108b may be provided with the second wireless communication device 108a and the wireless mesh network. It may be provided to perform communication and to display the situation of the site of the tunnel taken by the imaging device 102.

As another example, as shown in FIGS. 7 and 8, the second wireless communication device 108a may include a second wireless mesh network node 108a1 and a second network interface card (NIC) module 108a2. .

That is, the second wireless mesh network node 108a1 may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the first wireless communication device 104, and the second The NIC module 108a2 is provided to the second wireless mesh network node 108a1 to perform a wireless mesh network communication with the first wireless communication device 104 to allocate the same channel Ch1 to a single interface single. Channel) may be provided.

As another example, as illustrated in FIGS. 7 and 9, the second wireless communication device 108a may connect the second wireless mesh network node 108a1 and the at least one second network interface card (NIC) module 108a2. Can be included

That is, the second wireless mesh network node 108a1 may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the first wireless communication device 104, and at least one The second NIC module 108a2 is provided to the second wireless mesh network node 108a1 to perform wireless mesh network communication with the first wireless communication device 104, where multiple channels (Ch1, ch4, ch7, ch10). and a multi interface multi channel (MIMC) for allocating ch13).

Here, the characteristics and multi-channels of a single interface single channel (SISC) for allocating the same channel (Ch1) of the wireless mesh network system (100, 1000, 1100) in the tunnel environment according to the first to third embodiments of the present invention Looking at the characteristics of the MIMC (Multi Interface Multi Channel) to assign (ch1, ch4, ch7, ch10, ch13) as shown in the following graph 1 to graph 3.

In this case, Graph 1 shows the throughput per hop in the SISC environment and the MIMC environment, and in the MIMC environment, the throughput of about 2 to 3 Mbps was improved at 2 to 5 hops.

In addition, graph 2 shows the response time in the SISC environment, graph 3 shows the response time in the MIMC environment.

Therefore, in the MIMC environment, since multiple channels are used between adjacent nodes, performance degradation due to channel interference can be further reduced.

<Graph 1>

<Graph 2>

<Graph 3>

The display device 106 is provided for each of the predetermined areas A, B, C, and D of the tunnel P, performs wireless mesh network communication with the first wireless communication device 104, and is photographed by the photographing device 102. It is provided to indicate the situation throughout the site of the tunnel P.

In addition, the wireless mesh network system 1000 in the tunnel environment according to the second embodiment of the present invention may further include a mobile storage device 1010.

That is, the mobile storage device 1010 stores image data corresponding to a situation of the site of the tunnel P stored in the imaging device 102, and retrieves and displays the stored at least one image data from the external device 1012. It may be provided so as to selectively interface to the photographing device 102 and the external device 1012.

In addition, the wireless mesh network system 1100 in the tunnel environment according to the third embodiment of the present invention may further include a voice / image communication device 1114.

For example, the voice / video communication device 1114 may be worn on a part of a body of workers moving around the site of the tunnel P, and may be provided to perform at least one of mutual voice communication and mutual video communication between workers. .

In another example, the voice / video communication device 1114 is worn on a part of the body of workers moving around the site of the tunnel P and provided to the control center 108, with managers and workers of the control center 108. It may be provided to perform at least one of mutual voice communication and mutual video communication of the.

In this case, the voice / image communication device 1114 may perform communication by supporting various wired / wireless communication standards, and may be provided to hang on the head or ear of an operator.

As described above, the wireless mesh network systems 100, 1000, and 1100 in the tunnel environment according to the first, second, and third embodiments of the present invention may include a photographing apparatus 102, a first wireless communication apparatus 104, and a display apparatus ( 106).

Therefore, the wireless mesh network system 100, 1000, 1100 in the tunnel environment according to the first, second, and third embodiments of the present invention can efficiently photograph and display the situation of the tunnel P in various places. It is possible to reduce the cost of network infrastructure construction to check the progress of the construction of the tunnel (P).

In addition, the wireless mesh network system 100, 1000, 1100 in the tunnel environment according to the first, second, and third embodiments of the present invention includes a control center 108.

Therefore, since the wireless mesh network system 100, 1000, and 1100 in the tunnel environment according to the first, second, and third embodiments of the present invention can monitor and remotely display the situation in various places of the tunnel P, While remotely checking the progress of the construction of the tunnel P, it is possible to control the situation of the tunnel P throughout the site.

In addition, the wireless mesh network system 1000 in the tunnel environment according to the second embodiment of the present invention includes a removable storage device 1010.

Therefore, the wireless mesh network system 1000 in the tunnel environment according to the second embodiment of the present invention can manage while checking the progress of construction of the tunnel P regardless of the place.

In addition, the wireless mesh network system 1100 in the tunnel environment according to the third embodiment of the present invention includes a voice / image communication device 1114.

Accordingly, the wireless mesh network system 1100 in the tunnel environment according to the third embodiment of the present invention is provided to facilitate at least one of voice communication and video communication between workers or between voice communication with managers and workers. Since it is provided to facilitate at least one of the video communications, it is possible to effectively reduce the risk situation caused by external factors occurring in the tunnel P.

<4th, 5, 6th Example>

12 is a block diagram showing a wireless mesh network system in a tunnel environment according to a fourth embodiment of the present invention, Figure 13 is a block diagram showing a wireless mesh network system in a tunnel environment according to a fourth embodiment of the present invention It is also.

FIG. 14 is a block diagram illustrating an example of the first wireless communication device illustrated in FIGS. 12 and 13, and FIG. 15 is a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 14. FIG. 1 shows an example of a process of SISC for allocating the same channel through a channel.

FIG. 16 is a diagram illustrating an example of a process of MIMC for allocating multiple channels through a first wireless mesh network node and a first NIC module of the first wireless communication device illustrated in FIG. 14.

FIG. 17 is a block diagram illustrating an example of a control center shown in FIGS. 12 and 13, and FIG. 18 is a block diagram illustrating an example of a second wireless communication device illustrated in FIG. 17.

FIG. 19 is a diagram for illustrating an example of an SISC for allocating the same channel through a second wireless mesh network node and a second NIC module of the second wireless communication device illustrated in FIG. 18, and FIG. 20 is illustrated in FIG. 18. FIG. 1 shows an example of a MIMC for allocating multiple channels through a second wireless mesh network node and a second NIC module of the second wireless communication device.

21 is a block diagram showing a wireless mesh network system in a tunnel environment according to a fifth embodiment of the present invention, Figure 22 is a block diagram showing a wireless mesh network system in a tunnel environment according to a sixth embodiment of the present invention It is a block diagram.

12 to 22, the wireless mesh network systems 1200, 21000, and 2200 in the tunnel environment according to the fourth to sixth embodiments of the present invention may include a photographing apparatus 1202 and a first wireless communication apparatus 1204. ), Control center 1208.

The photographing apparatus 1202 is provided for each of the predetermined areas A, B, C, and D of the tunnel P, so as to photograph a situation of the site of the tunnel P.

In this case, the photographing apparatus 1202 may be provided including an IP camera.

The first wireless communication device 1204 is provided for each of the predetermined areas A, B, C, and D of the tunnel P to provide wireless mesh network communication with the photographing device 1202.

For example, as illustrated in FIGS. 14 and 15, the first wireless communication device 1204 may include a first wireless mesh network node 1204a and a first network interface card (NIC) module 1204b.

The first wireless mesh network node 1204a may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the control center 1208, which will be described later, and the first NIC The module 1204b is provided to the first wireless mesh network node 104a to assign the same channel Ch1 when performing wireless mesh network communication with the control center 1208 to be described later. Channel) may be provided.

As another example, as shown in FIGS. 14 and 16, the first wireless communication device 1204 includes a first wireless mesh network node 1204a and at least one first network interface card (NIC) module 1204b. You can do it.

The first wireless mesh network node 1204a may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the control center 1208, which will be described later, and at least one The first NIC module 1204b is provided to the first wireless mesh network node 1204a to perform multi-channel (Ch1, ch4, ch7, ch10) communication with the control center 1208 to be described later. and a multi interface multi channel (MIMC) for allocating ch13).

The control center 1208 performs wireless mesh network communication with the first wireless communication device 1204 and is provided to display and monitor the situation of various parts of the tunnel P captured by the imaging device 1202.

For example, as illustrated in FIG. 17, the control center 1208 may include a second wireless communication device 1208a and a control display device 1208b.

The second wireless communication device 1208a may be provided to perform wireless mesh network communication with the first wireless communication device 1204, and the control display device 1208b may be provided with the second wireless communication device 1208a and the wireless mesh network. It may be provided to perform communication and to display the situation of the site of the tunnel taken by the imaging device 1202.

As another example, as shown in FIGS. 18 and 19, the second wireless communication device 1208a may include a second wireless mesh network node 1208a1 and a second network interface card (NIC) module 1208a2. .

That is, the second wireless mesh network node 1208a1 may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the first wireless communication device 1204, and the second The NIC module 1208a2 is provided to the second wireless mesh network node 1208a1 so as to allocate the same channel Ch1 when performing the wireless mesh network communication with the first wireless communication device 1204. Channel) may be provided.

As another example, as illustrated in FIGS. 18 and 20, the second wireless communication device 1208a may connect the second wireless mesh network node 1208a1 and at least one second network interface card (NIC) module 1208a2. Can be included

That is, the second wireless mesh network node 1208a1 may be provided to at least two (N1, N2, N3, N4, N5) to perform wireless mesh network communication with the first wireless communication device 1204, and at least one Of the second NIC module 1208a2 is provided to the second wireless mesh network node 1208a1 to perform wireless mesh network communication with the first wireless communication device 1204, and the multi-channel (Ch1, ch4, ch7, ch10). and a multi interface multi channel (MIMC) for allocating ch13).

In addition, the wireless mesh network system 2100 in the tunnel environment according to the fifth embodiment of the present invention may further include a mobile storage device 2110.

That is, the mobile storage device 2110 stores image data corresponding to a situation of the site of the tunnel P stored in the image capturing device 1202, and retrieves and displays at least one stored image data from the external device 2112. It may be provided so as to selectively interface to the photographing device 1202 and the external device 2112.

In addition, the wireless mesh network system 2200 in the tunnel environment according to the sixth embodiment of the present invention may further include a voice / image communication device 2214.

For example, the voice / video communication device 2214 may be worn on a part of a body of workers moving around the site of the tunnel P, and may be provided to perform at least one of mutual voice communication and mutual video communication between workers. .

In another example, the voice / video communication device 2214 is worn on a part of the body of workers moving around the site of the tunnel P and provided to the control center 1208, with managers and workers of the control center 1208. It may be provided to perform at least one of mutual voice communication and mutual video communication of the.

In this case, the voice / video communication device 2214 may perform communication by supporting various wired / wireless communication standards, and may be provided to hang on the head or ear of an operator.

As described above, the wireless mesh network systems 1200, 2100, and 2200 in the tunnel environment according to the fourth, fifth, and sixth embodiments of the present invention may include a photographing apparatus 1202, a first wireless communication apparatus 1204, and a control center ( 1208).

Accordingly, the wireless mesh network systems 1200, 2100, and 2200 in the tunnel environment according to the fourth, fifth, and sixth embodiments of the present invention efficiently monitor and remotely display the situation of various parts of the tunnel P in the field. As a result, it is possible to reduce the cost of constructing the network infrastructure to check the progress of the construction of the tunnel P, and to control the situation of the tunnel P throughout the site while checking the progress of the construction of the tunnel P remotely. I can do it.

In addition, the wireless mesh network system 2100 in the tunnel environment according to the fifth embodiment of the present invention includes a removable storage device 2110.

Therefore, the wireless mesh network system 2100 in the tunnel environment according to the fifth embodiment of the present invention can manage while checking the progress of construction of the tunnel P regardless of the place.

In addition, the wireless mesh network system 2200 in the tunnel environment according to the sixth embodiment of the present invention includes a voice / image communication device 2214.

Accordingly, the wireless mesh network system 2200 in the tunnel environment according to the sixth embodiment of the present invention is provided to facilitate at least one of voice communication and video communication between workers or between voice communication with managers and workers. Since it is provided to facilitate at least one of the video communications, it is possible to effectively reduce the risk situation caused by external factors occurring in the tunnel P.

It will be understood by those skilled in the art that the present invention may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. Therefore, the above-described embodiments are to be understood as illustrative and not restrictive in terms of external factors, and the scope of the present invention is indicated by the following claims rather than the detailed description, and the meanings of the claims are as follows. And modifications or variations due to external factors derived from the scope and equivalent concept thereof should be construed as being included in the scope of the present invention.

Claims (13)

A photographing apparatus provided for each section of the tunnel to photograph a situation of the tunnel;
A first wireless communication device provided at each predetermined area of the tunnel to perform wireless mesh network communication with the photographing device;
A display device provided for each predetermined area of the tunnel and performing wireless mesh network communication with the first wireless communication device, and displaying a situation of various parts of the tunnel taken by the photographing device;
A second wireless communication device further performs wireless mesh network communication with the first wireless communication device, and performs wireless mesh network communication with the first wireless communication device to display and monitor a situation of various places of a tunnel photographed by the photographing device. A control display device configured to perform wireless mesh network communication with the communication device and the second wireless communication device, and to display a situation of various parts of the tunnel taken by the photographing device;
It is provided to selectively interface with the imaging device and the external device to store the image data corresponding to the situation of the site of the tunnel stored in the imaging device, to retrieve and display at least one stored image data from the external device Removable storage devices; And
A wireless mesh network in a tunnel environment comprising a voice / video communication device worn on a part of a body of workers moving around the site of the tunnel, the voice / video communication device provided to perform at least one of mutual voice communication and mutual video communication between the workers. system.
A photographing apparatus provided for each section of the tunnel to photograph a situation of the tunnel;
A first wireless communication device provided at each predetermined area of the tunnel to perform wireless mesh network communication with the photographing device;
A control center performing wireless mesh network communication with the first wireless communication device and displaying and monitoring a situation of a part of the tunnel taken by the photographing device;
A second wireless communication device further performs wireless mesh network communication with the first wireless communication device, and performs wireless mesh network communication with the first wireless communication device to display and monitor a situation of various places of a tunnel photographed by the photographing device. A control display device configured to perform wireless mesh network communication with the communication device and the second wireless communication device, and to display a situation of various parts of the tunnel taken by the photographing device;
It is provided to selectively interface with the imaging device and the external device to store the image data corresponding to the situation of the site of the tunnel stored in the imaging device, to retrieve and display at least one stored image data from the external device Removable storage devices; And
Voice / which is worn on a part of the body of the workers moving around the site of the tunnel and provided to the control center, to perform at least one of mutual voice communication and mutual video communication with the manager and the operators of the control center. Wireless mesh network system in a tunnel environment including a video communication device.
The method of claim 1,
The first wireless communication apparatus includes:
At least two first wireless mesh network nodes performing wireless mesh network communication with the display device; And
In a tunnel environment including a first NIC module provided to the first wireless mesh network node to perform a wireless mesh network communication with the display device, the first NIC module including a single interface single channel (SISC) for allocating the same channel. Wireless Mesh Network System. The method of claim 1,
The first wireless communication apparatus includes:
At least two first wireless mesh network nodes performing wireless mesh network communication with the display device; And
A tunnel including at least one first NIC module provided to the first wireless mesh network node and including a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the display device. Wireless Mesh Network System in the Environment. 3. The method of claim 2,
The first wireless communication apparatus includes:
At least two first wireless mesh network nodes performing wireless mesh network communication with the control center; And
In a tunnel environment comprising a first NIC module provided to the first wireless mesh network node to perform a wireless mesh network communication with the control center, the first NIC module including a single interface single channel (SISC) for allocating the same channel. Wireless Mesh Network System. 3. The method of claim 2,
The first wireless communication apparatus includes:
At least two first wireless mesh network nodes performing wireless mesh network communication with the control center; And
A tunnel including at least one first NIC module provided to the first wireless mesh network node and including a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the control center; Wireless Mesh Network System in the Environment. delete 3. The method of claim 2,
The second radio communication device,
At least two second wireless mesh network nodes performing wireless mesh network communication with the first wireless communication device; And
A tunnel including a second NIC module provided to the second wireless mesh network node and including a single interface single channel (SISC) for allocating the same channel when performing wireless mesh network communication with the first wireless communication device; Wireless Mesh Network System in the Environment. 3. The method of claim 2,
The second radio communication device,
At least two second wireless mesh network nodes performing wireless mesh network communication with the first wireless communication device; And
At least one second NIC module provided to the second wireless mesh network node to include a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the first wireless communication device; Wireless mesh network system in a tunnel environment including. delete delete The method of claim 1,
The second radio communication device,
At least two second wireless mesh network nodes performing wireless mesh network communication with the first wireless communication device; And
A tunnel including a second NIC module provided to the second wireless mesh network node and including a single interface single channel (SISC) for allocating the same channel when performing wireless mesh network communication with the first wireless communication device; Wireless Mesh Network System in the Environment. The method of claim 1,
The second radio communication device,
At least two second wireless mesh network nodes performing wireless mesh network communication with the first wireless communication device; And
At least one second NIC module provided to the second wireless mesh network node to include a multi interface multi channel (MIMC) for allocating multiple channels when performing wireless mesh network communication with the first wireless communication device; Wireless mesh network system in a tunnel environment including.

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