JP2004011368A - Communication radio wave shield room - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a communication radio wave shield room for shielding a communication radio wave. <P>SOLUTION: This communication radio wave shield room 1 is formed by sticking radio wave shielding wallpaper 5 of uniformly laminating a conductive raw material 4 over the whole area for shielding the radio wave for communication on respective inner wall surfaces 11a, 12a and 13a of a wall 11, the ceiling 12 and a floor 13 for surrounding a space of the room inside 14 of a building 10. The conductive raw material 4 of the radio wave shielding wallpaper 5 surely shields the communication radio wave incident from the wall 11, the ceiling 12 and the floor 13 for surrounding the room inside 14 of the building 10. Communication by the radio wave cannot be performed between a cellular phone 2 existing on the room inside 14 of the building 10 and a base station 3 existing on the room outside 15 of the building 10. <P>COPYRIGHT: (C)2004,JPO

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention particularly relates to a radio wave shielding room for communication that is optimal for shielding (shielding) radio waves for communication between a mobile phone inside a building and a base station outside the building. is there.
[0002]
[Prior art]
2. Description of the Related Art In recent years in Japan, mobile phones such as PHS (Personal Handyphone System) and the like for performing communication while carrying wirelessly have become widespread in society. The people of the command have mobile phones that can be used easily.
[0003]
2. Description of the Related Art Conventionally, when performing communication by radio waves using a mobile phone, it is known that electromagnetic waves such as electromagnetic noise are generated from the mobile phone. For example, hearing aids, pacemakers of the heart, other various medical electrical devices, When there are doors, fire alarms, various electronic devices that handle high-precision control and weak signals near the mobile phone, electromagnetic waves such as electromagnetic noise generated from the mobile phone are used for various medical electrical devices and various electronic devices. Electromagnetic waves that enter hearing aids, cardiac pacemakers, other medical electrical devices, automatic doors, fire alarms, and various electronic devices that handle high-precision controls and weak signals may cause malfunctions. Something is a social problem.
[0004]
In particular, crowded trains, bullet trains, airplanes and other vehicles, medical facilities such as hospitals, public facilities such as cinemas, theaters, concert halls, museums, etc., or restaurants, kaiseki teahouses, restaurants, etc. In a high-end restaurant, when a mobile phone rings or a mobile phone makes a call, many people, such as passengers, patients, spectators, and customers, around the mobile phone discomfort. The use of mobile phones other than in unexpected situations is restricted or prohibited so as to prevent troubles from occurring and inconvenience a large number of people around the mobile phones.
In addition, electromagnetic waves that enter the room may adversely affect various medical electrical devices and various electronic devices.
[0005]
Furthermore, in order to prevent the ring tone of the mobile phone from sounding, the mobile phone holder had to turn off the power of the mobile phone in advance or set the mobile phone to a manner mode for receiving a vibrator. .
[0006]
[Problems to be solved by the invention]
However, at present, there are many mobile phone owners who do not turn off the mobile phone or set the mobile phone to the manner mode even though the use of the mobile phone is restricted or prohibited. Poor manners of telephone holders are also a problem.
[0007]
An object of the present invention is to address the above-described problems, and in a building room where the use of a mobile phone is restricted or prohibited, a radio wave shielding wallpaper in which conductive materials are uniformly laminated over the entire area is used. Attached to the inner wall of the wall, ceiling and floor surrounding the space of the building, the communication radio wave incident from the wall, ceiling and floor surrounding the interior of the building is reliably shielded by the conductive material, and the communication radio wave Prevents the intrusion into the room of the building, and the conductive material shields radio waves for communication between the mobile phone inside the room of the building and the base station outside the room of the building. With this configuration, even if the mobile phone holder brings the mobile phone into the building without turning off the power, the ring tone of the mobile phone does not sound in the building and It is an object of the present invention to provide a radio wave shielding room for mobile phone communication that can save the trouble of turning off the power of the telephone or setting the mobile phone to a manner mode.
[0008]
[Means for Solving the Problems]
The communication radio wave shielding room of the present invention is defined by a wall, a ceiling, and a floor inside a building, and a radio wave for communication between a mobile phone inside the building and a base station outside the building. A radio wave shielding room for communication that shields radio waves, and a conductive material that blocks radio waves for communication is uniformly laminated on the inner walls of the walls, ceiling, and floor that surround the interior space of the building. It has a configuration characterized by pasting a shielding wallpaper.
[0009]
In the communication radio wave shielding room of the present invention, a radio wave shielding wallpaper in which a conductive material is uniformly laminated over the entire area covers the entire inner wall surface of a wall, a ceiling, and a floor surrounding a room in a building.
[0010]
In the radio wave shielding room for communication of the present invention, the radio wave shielding wallpaper has a ground terminal connected to a conductive material, and the ground terminal is grounded to the ground via a ground conductor.
[0011]
In the communication radio wave shielding room of the present invention, a radio wave shielding wallpaper in which a conductive material is uniformly laminated over the entire area is separately affixed to each of the inner wall surfaces of a wall, a ceiling, and a floor surrounding a room in a building. A conductive tape is attached to a portion corresponding to a joint between conductive materials adjacent to each other to cover a gap and shield radio waves for communication.
[0012]
The radio wave shielding room for communication according to the present invention is characterized in that at least one wall surrounding the indoor space of the building has an entrance and exit, and a radio wave for communication is provided on a door which is openably and closably provided at the entrance of the wall of the building. A radio wave shielding wallpaper in which a conductive material that shields the air is uniformly laminated over the entire area is affixed.
[0013]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.
FIG. 1 is an explanatory diagram showing a structure of a building having a radio wave shielding room for communication of a mobile phone according to an embodiment of the present invention.
As shown in FIG. 1, a communication radio wave shielding room 1 for a mobile phone according to the present invention is partitioned by walls 11, a ceiling 12, and a floor 13 inside a building 10, and a mobile phone 2 in a room 14 of the building 10. This is for shielding radio waves for communication between the base station 3 and the outside 15 of the building 10.
[0014]
As shown in FIG. 1, a radio wave shielding room 1 for communication of a mobile phone according to the present invention includes, A radio wave shielding wallpaper 5 in which a conductive material 4 for shielding radio waves for communication is uniformly laminated over the entire area is attached.
[0015]
As shown in FIG. 1, the radio wave shielding room 1 for communication of a mobile phone according to the present invention includes, as shown in FIG. , The ceiling 12 and the floor 13 cover the entire inner wall surfaces 11a, 12a and 13a.
[0016]
As shown in FIG. 1, the radio wave shielding room 1 for communication of the mobile phone of the present invention has a radio wave shielding wallpaper 5 having a ground terminal 6 connected to a conductive material 4, and the ground terminal 6 is a ground conductor. Grounded to earth 61 via 60.
[0017]
As shown in FIG. 1, the radio wave shielding room 1 for communication of a mobile phone according to the present invention includes, as shown in FIG. , The ceiling 12 and the floor 13 are separately affixed to the inner wall surfaces 11a, 12a and 13a, respectively. A conductive tape 7 that shields the light is adhered. (See Fig. 4)
[0018]
As shown in FIG. 1, at least one wall 11 surrounding a space in a room 14 of a building 10 has an entrance 16, and the wall 11 of the building 10 A radio wave shielding wallpaper 5 in which a conductive material 4 for shielding radio waves for communication is uniformly laminated on the entire area of a door 8 which is arranged to be openable and closable at an entrance 16 of the vehicle. (See Fig. 3)
[0019]
As shown in FIG. 1, the communication radio wave shielding room 1 of the mobile phone surrounds a plurality of vertical walls 11 surrounding four sides of a space of the room 14 of the building 10 and an upper part of the space of the room 14 of the building 10. An opening 16 is formed on one wall 11 of the building 10, having a horizontal ceiling 12 and a horizontal floor 13 facing the ceiling 12 surrounding the bottom of the space in the room 14 of the building 10. A door 8 is provided at an entrance 16 formed in the wall 11 of the building 10 so as to be freely opened and closed.
[0020]
FIG. 2 shows a configuration of a radio wave shielding wallpaper to be attached to each of inner walls of a wall, a ceiling, and a floor surrounding a room of a building having a radio wave shielding room for communication of a mobile phone according to an embodiment of the present invention. It is explanatory drawing, (a) is a perspective view of a radio wave shielding wallpaper, (b) is a side view of a radio wave shielding wallpaper, (c) is a rear perspective view of a radio wave shielding wallpaper.
As shown in FIGS. 2A and 2B, the radio wave shielding wallpaper 5 has a wallpaper main body 50 in which a base material in which a conductive material 4 for shielding radio waves for communication is laminated is formed in a sheet shape. As shown in FIG. 2C, the conductive material 4 is uniformly disposed on the entire area of the wallpaper main body 50.
[0021]
The conductive material 4 is a metal net such as a copper net or an aluminum net, an ultra-thin metal foil such as a copper foil or an aluminum foil, or a fine metal powder such as a copper powder or an aluminum powder.
[0022]
As shown in FIGS. 2A, 2B, and 2C, the radio wave shielding wallpaper 5 has the conductive material 4 overlaid on the entire back surface 50a, which is one surface of one wallpaper body 50. .
[0023]
As shown in FIGS. 2A and 2C, the radio wave shielding wallpaper 5 has a wallpaper body 50 having a ground terminal 6 connected to the conductive material 4.
[0024]
The wallpaper body 50 of the radio wave shielding wallpaper 5 is made of paper such as Japanese paper, Western paper, synthetic paper, cloth such as woven fabric, knitted fabric, nonwoven fabric, synthetic resin sheet such as plastic sheet or vinyl sheet, or synthetic resin such as plastic film or vinyl film. Consists of a film.
[0025]
As shown in FIGS. 2A and 2C, the conductive material 4 is disposed on the back side of one wallpaper body 50 of the radio wave shielding wallpaper 5, and the back surface 50 a of the wallpaper body 50 of the radio wave shielding wallpaper 5 is provided. As shown in FIG. 2 (b), the inner surface 41a of the conductive material 4 is adhered to the entire area with an adhesive.
[0026]
As shown in FIGS. 2A and 2C, a ground terminal 6 is provided at a corner 51c between one side edge 51a and the lower edge 51b of the wallpaper main body 50 of the radio wave shielding wallpaper 5. 6 is connected to the conductive material 4.
[0027]
Next, a description will be given of a procedure for attaching a radio wave shielding wallpaper to walls, ceilings, and floors surrounding the interior space of a building having a radio wave shielding room for communication of a mobile phone according to an embodiment of the present invention. I do.
First, an adhesive is applied to the outer side surface 41b of the conductive material 4 attached to the back side surface 50a of one wallpaper main body 50 of the radio wave shielding wallpaper 5.
[0028]
Next, the outer surface 41b of the conductive material 4 of the radio wave shielding wallpaper 5 is adhered to the inner wall surface 11a of the plurality of vertical walls 11 surrounding the four sides of the room 14 of the building 10 with an adhesive, as shown in FIG. As described above, one wallpaper main body 50 of the radio wave shielding wallpaper 5 and the conductive material 4 are attached to the inner wall surface 11a of the wall 11 facing the room 14 of the building 10.
[0029]
In addition, the outer surface 41b of the conductive material 4 of the radio wave shielding wallpaper 5 is adhered to the inner wall surface 12a which is the lower surface of the horizontal ceiling 12 surrounding the upper part of the space in the room 14 of the building 10 with an adhesive. As shown in the drawing, one wallpaper main body 50 of the radio wave shielding wallpaper 5 and the conductive material 4 are attached to the inner wall surface 12a of the ceiling 12 facing the room 14 of the building 10.
[0030]
Further, the outer surface 41b of the conductive material 4 of the radio wave shielding wallpaper 5 is adhered to the inner wall surface 13a which is the upper surface of the horizontal floor 13 surrounding the bottom of the space of the room 14 of the building 10 with an adhesive. As shown in the drawing, a single wallpaper main body 50 of the radio wave shielding wallpaper 5 and the conductive material 4 are attached to the inner wall surface 13a of the floor 13 facing the room 14 of the building 10.
[0031]
Then, the radio wave shielding wallpaper 5 is attached to the inner wall surface 11a of the wall 11, the inner wall surface 12a of the ceiling 12, and the inner wall surface 13a of the floor 13 surrounding the space of the room 14 of the building 10, as shown in FIG. In addition, a radio wave shielding room 1 for communication of a mobile phone, which is a radio wave shielding room partitioned by walls 11, a ceiling 12, and a floor 13, is formed inside the building 10.
[0032]
As shown in FIG. 1, the ground terminal 6 attached to the wallpaper main body 50 of the radio wave shielding wallpaper 5 is grounded to the ground 61 via the ground conductor 60.
[0033]
FIG. 3 is a side view showing a structure of a door disposed at an entrance of a wall of a building having a radio wave shielding room for communication of a mobile phone according to an embodiment of the present invention.
As shown in FIG. 3, a conductive material 4 for shielding radio waves for communication is uniformly provided on the inner surface 80a facing the room 14 of the door 8 disposed at the entrance 16 of the wall 11 of the building 10, as shown in FIG. The laminated radio wave shielding wallpaper 5 is attached.
The radio wave shield structure prevents communication radio waves from entering the room 14 of the building 10 through a gap between the door 16 and the entrance 16 formed in the wall 11 of the building 10.
[0034]
4A and 4B are explanatory views showing a state in which two adjacent radio wave shielding wallpapers attached to a radio wave shielding room for communication of a mobile phone according to an embodiment of the present invention are joined by a conductive tape, and FIG. FIG. 2 is a front view of two adjacent radio wave shielding wallpapers, FIG. 2B is a plan view of two adjacent radio wave shielding wallpapers, and FIG. 2C is a rear view of two adjacent radio wave shielding wallpapers.
A portion corresponding to the seam 40 between one side edge 42a of the conductive material 4 and the other side edge 42b of the conductive material 4 laminated on the wallpaper bodies 50, 50 of the two radio wave shielding wallpapers 5, 5 adjacent to each other. As shown in FIGS. 4 (a), 4 (b) and 4 (c), a conductive tape 7 for shielding radio waves for communication is attached to the outer surface of the The wallpaper main bodies 50 and 50 are joined by the conductive tape 7, and the adjacent conductive materials 4 of the radio wave shielding wallpapers 5 and 5 are connected to each other via the conductive tape 7.
[0035]
Next, a method of using the radio wave shielding room for communication of the mobile phone according to the embodiment of the present invention will be described.
When the mobile phone holder 20 carrying the mobile phone 2 goes outside the radio wave shielding room 1 for communication of the mobile phone and the outside 15 of the building 10, the mobile phone holder 20 can perform communication by radio waves using the normal mobile phone 2. It is possible.
[0036]
In addition, the mobile phone holder 20 holding the mobile phone 2 first opens the door 8 provided at the entrance 16 of the wall 11 of the building 10 by hand, and carries the mobile phone through the opened entrance 16 of the wall 11 of the building 10. After entering the room 14 of the building 10, which is inside the radio wave shielding room 1 for telephone communication, the door 8 is closed by hand.
[0037]
As shown in FIG. 1, a radio wave shielding wallpaper 5 in which a conductive material 4 is uniformly laminated over the entire area is provided with inner walls 11 a and 12 a of a wall 11, a ceiling 12, and a floor 13 surrounding a space in a room 14 of a building 10. , 13a, the communication radio wave incident from the wall 11, ceiling 12, and floor 13 surrounding the room 14 of the building 10 is shielded by the conductive material 4 of the radio wave shielding wallpaper 5, and the communication radio wave is blocked. It prevents the intrusion into the room 14 of the building 10, and the conductive material 4 of the radio wave shielding wallpaper 5 is between the mobile phone 2 in the room 14 of the building 10 and the base station 3 in the outside 15 of the building 10. Since the radio wave for communication in the mobile phone is shielded, the radio wave communication using the mobile phone 2 cannot be performed from the room 14 of the building 10 inside the radio wave shielding room 1 for the mobile phone. Even if the mobile phone holder 20 brings the mobile phone 2 into the room 14 of the building 10 without turning off the power, the ring tone of the mobile phone 2 does not sound in the room 14 of the building 10, There is no need to turn off the power of the telephone 2 or set the mobile telephone 2 to the manner mode, and it does not bother people around the mobile telephone 2. In addition, since communication radio waves do not enter the room, there is no possibility that various medical electrical devices and various electronic devices will be adversely affected by electromagnetic waves.
[0038]
Further, in the room 14 of the building 10 in which the use of the mobile phone 2 is restricted or prohibited, as shown in FIG. 1, the conductive material 4 of the radio wave shielding wallpaper 5 is connected via the ground terminal 6 and the ground conductor 60. Since it is connected to the earth 61, the conductive material 4 of the radio wave shielding wallpaper 5 and the earth 61 are kept at the same potential, and radio waves incident from the wall 11, the ceiling 12, and the floor 13 surrounding the room 14 of the building 10 are radio wave shielded. From the conductive material 4 of the wallpaper 5 to the earth 61 through the ground terminal 6 and the ground conductor 60, the radio wave is transmitted to the mobile phone 2 in the room 14 of the building 10 inside the radio wave shielding room 1 for mobile phone communication. Can be reliably prevented by the grounding terminal 6 and the grounding conductor 60 from intruding into the wire.
[0039]
In addition, the radio wave shielding wallpaper 5 in which the conductive material 4 is uniformly laminated on the entire area is separately attached to the inner wall surfaces 11a, 12a, 13a of the wall 11, the ceiling 12, and the floor 13 surrounding the space of the room 14 of the building 10. In addition, a conductive tape 7 for shielding radio waves for communication is attached to portions of the radio wave shielding wallpapers 5 and 5 corresponding to the seams 40 of the conductive materials 4 and 4 which are adjacent to each other so as to cover a gap. A portion corresponding to the seam 40 between the adjacent conductive materials 4 and 4 of the shielding wallpapers 5 and 5 is completely covered with the conductive tape 7, and the conductive tape 7 covers the wall 11 surrounding the room 14 of the building 10. Since the communication radio wave incident from the ceiling 12 and the floor 13 is shielded, the communication radio wave is transmitted from the gap of the joint 40 between the adjacent conductive materials 4, 4 of the radio wave shielding wallpapers 5, 5. Conductive to enter room 14 It can be reliably prevented by the tape 7.
[0040]
Further, as shown in FIG. 3, an inner surface 80a of a door 8 in which a radio wave shielding wallpaper 5 in which a conductive material 4 is uniformly laminated over the entire area is openably and closably disposed at an entrance 16 formed in a wall 11 of a building 10 is provided. , The entire inner surface 80a of the door 8 can be completely covered with the radio wave shielding wallpaper 5, and the conductive material 4 of the radio wave shielding wallpaper 5 shields the communication radio wave incident from the door 8. The conductive material 4 of the radio wave shielding wallpaper 5 can reliably prevent the communication radio wave from entering the room 14 of the building 10 inside the communication radio wave shielding room 1 of the mobile phone from the door 8. it can.
[0041]
【The invention's effect】
As described above, according to the communication radio wave shielding room of the present invention, in a room of a building where use of a mobile phone is restricted or prohibited, a radio wave shielding wallpaper in which a conductive material is uniformly laminated over the entire area. Since it is affixed to the inner walls of the walls, ceiling and floor surrounding the interior space of the building, the communication radio waves incident from the walls, ceiling and floor surrounding the interior of the building are reliably shielded by the conductive material. To prevent communication radio waves from entering the room of the building. Since the conductive material shields radio waves for communication between the mobile phone inside the building and the base station outside the building, radio waves using the mobile phone from inside the building can be obtained. Communication cannot be performed, and even if the mobile phone holder brings the mobile phone into the building without turning off the power, the ringtone of the mobile phone does not sound inside the building, as in the past. This eliminates the need to turn off the mobile phone in advance or to set the mobile phone to the manner mode, and furthermore, has an adverse effect on various medical electrical devices and various electronic devices due to electromagnetic waves generated from the mobile phone. There is no fear, and no trouble is caused to the people around the mobile phone.
[0042]
According to the radio wave shielding room for communication of the mobile phone of the present invention, the radio wave shielding wallpaper in which the conductive material is uniformly laminated over the entire area covers the entire inner wall surface of the wall, ceiling, and floor surrounding the interior space of the building. Therefore, the walls, ceiling, and floor surrounding the indoor space of the building can be reinforced and protected by the radio wave shielding wallpaper.
[0043]
According to the communication radio wave shielding room of the present invention, in a building where the use of a mobile phone is restricted or prohibited, the radio wave shielding wallpaper has a ground terminal connected to a conductive material, and a ground terminal. Is grounded to the ground via the ground conductor, the conductive material of the radio wave shielding wallpaper and the ground can be kept at the same potential, and the radio waves incident from the walls, ceiling, and floor surrounding the interior of the building Since the conductive material flows from the conductive material to the ground through the ground terminal and the ground conductor, it is possible to reliably prevent radio waves from entering the mobile phone in the building room by the ground terminal and the ground conductor.
[0044]
ADVANTAGE OF THE INVENTION According to the radio wave shielding room for communication of this invention, the radio wave shielding wallpaper which laminated the conductive material uniformly over the whole area is separately stuck on each inner wall surface of the wall, ceiling, and floor which surrounds the indoor space of a building. Since a conductive tape for shielding radio waves for communication is attached to a portion corresponding to a joint between conductive materials adjacent to each other to cover a gap, a portion corresponding to a joint between conductive materials adjacent to each other is used. Can be completely covered with conductive tape, and the conductive tape shields communication radio waves incident from the walls, ceiling, and floor that surround the interior of the building. The conductive tape can reliably prevent the building from entering the room from the gap between the joints between the two.
[0045]
According to the radio wave shielding room for communication of the present invention, since the radio wave shielding wallpaper in which the conductive material is uniformly laminated on the whole area is attached to the door which is freely opened and closed at the entrance of the building wall, the door The entire area of one side can be completely covered with the radio wave shielding wallpaper, and the conductive material shields the communication radio waves incident from the door, so that the communication radio waves enter the building room from the door. It can be reliably prevented by the conductive material of the shielding wallpaper.
[Brief description of the drawings]
FIG. 1 is an explanatory diagram showing a structure of a building provided with a radio wave shielding room for mobile phone communication according to an embodiment of the present invention.
FIG. 2 shows a configuration of a radio wave shielding wallpaper attached to each of inner walls of a wall, a ceiling, and a floor surrounding a room of a building having a radio wave shielding room for mobile phone communication according to an embodiment of the present invention. FIG.
FIG. 3 is a side view showing a structure of a door arranged at an entrance of a wall of a building having a radio wave shielding room for mobile phone communication according to the embodiment of the present invention.
FIG. 4 is an explanatory view showing a state where two adjacent radio wave shielding wallpapers adhered to a radio wave shielding room for mobile phone communication according to the embodiment of the present invention by a conductive tape;
[Explanation of symbols]
REFERENCE SIGNS LIST 1 radio wave shielding room for mobile phone communication 2 mobile phone 3 base station 4 conductive material 5 radio wave shielding wallpaper 6 ground terminal 7 conductive tape 8 door 10 building 11 wall 11a inner wall surface 12 ceiling 12a inner wall surface 13 floor 13a inner wall surface 14 Indoor 15 Outdoor 16 Doorway 20 Mobile phone holder 40 Seam 41a Inner surface 41b Outer surface 42a One side edge 42b Other side edge 50 Wallpaper body 50a Back side 51a One side edge 51b Lower edge 51c Corner 60 Earth lead 61 Earth 80a side

Claims (5)

A radio wave shielding room for communication which is defined by walls, ceilings and floors inside a building and shields radio waves for communication with a base station outside the room,
Telecommunications characterized by pasting radio wave shielding wallpaper that uniformly laminates a conductive material that blocks radio waves for communication over the entire inner wall of the wall, ceiling and floor that surrounds the indoor space of the building Radio wave shielding room. The radio wave shielding room for communication according to claim 1, wherein the radio wave shielding wallpaper in which the conductive material is uniformly laminated over the entire area covers the entire inner wall surface of a wall, a ceiling, and a floor that surrounds the indoor space of the building. The radio wave shielding room for communication according to claim 1 or 2, wherein the radio wave shielding wallpaper has a ground terminal connected to the conductive material, and the ground terminal is grounded to the earth via a ground conductor. The radio wave shielding wallpaper, which is made of conductive materials uniformly laminated over the entire area, is separately attached to the inner walls of the walls, ceiling, and floor that surround the interior space of the building. 4. The radio wave shielding room for communication according to claim 1, wherein a conductive tape for covering a gap and shielding radio waves for communication is attached to a corresponding portion. At least one wall surrounding the indoor space of the building has an entrance, and a door, which is openably and closably provided at the entrance of the building wall, is made of a conductive material that shields radio waves for communication throughout the entire area. The radio wave shielding room for communication according to claim 1, wherein a radio wave shielding wallpaper laminated on the radio wave is attached.

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