KR20220090663A - In-building wireless communication service system using TV cable network and terminal device for the same - Google Patents

Abstract

The present invention discloses a wireless service system in a building using a TV cable network. A system according to the present invention includes: a TV inlet line: a femtocell repeater that outputs a mobile communication signal and a Wi-Fi signal; a plurality of TV cables installed in the building; a broadband splitter that combines a TV signal, a mobile communication signal, and a Wi-Fi signal, and distributes and transmits it through the plurality of TV cables; Each of the plurality of TV cables is connected to the terminal and includes a terminal device for outputting each signal separately.
According to the present invention, if only a TV cable is installed at any location in a building, a new wireless service area can be easily established centered on the end of the TV cable. Therefore, it is possible to significantly improve the wireless service quality in the building by preventing the occurrence of sound areas or signal attenuation caused by walls, etc. In addition, it is possible to build an indoor wireless service system at a much lower cost and simpler construction because a simple structure termination device is installed at each end of the TV cable (eg TV outlet) and a broadband distributor is installed in the household terminal box.

Description

In-building wireless service system using TV cable network and termination device therefor {In-building wireless communication service system using TV cable network and terminal device for the same}

The present invention relates to a wireless service system in a building, and specifically, to provide a mobile communication service using a TV cable network installed in a building such as a house, and furthermore, to a short-distance wireless service such as Wi-Fi and Zigbee. It relates to an integrated wireless service system capable of providing a communication service together.

Recently, as the spread of smartphones and tablets increases, data traffic of portable terminals is increasing explosively, and according to statistics, it is known that more than 50% of traffic generated by portable terminals occurs in buildings.

Therefore, as the existing mobile communication network becomes difficult to meet such traffic demand, it is known that mobile communication operators are actively planning to establish a micro network such as a Femtocell while inducing traffic distribution through the Wi-Fi network. have.

A femtocell is a miniature mobile communication network provided through a femtocell repeater that is connected to a base station in a shaded area within a building through a wired network. By using a wired network, operators can reduce the cost of building a base station and users can improve call quality. Therefore, there is an advantage in that satisfaction with the wireless service is increased.

In the past, when installing a femtocell in each shaded area within a building, the cost burden was high compared to the efficiency, but recently, with the launch of the LTE (Long Term Evolutiom) service, data traffic is increasing. showing interest

Meanwhile, the Wi-Fi service provided to portable terminals is provided through an access point (AP) for Wi-Fi (hereinafter referred to as 'AP' for convenience), and most houses and buildings have one or more APs connected to the wired Internet network. has been

The wireless service area of an AP is theoretically several hundred meters, but as the distance increases, the transmission speed rapidly slows down, and the actual service area is known to be about 20-30 meters due to obstacles.

However, in the case of a house, despite a relatively small area, the attenuation of the AP wireless signal is more severe due to a large number of walls and furniture, and there is a lot of signal distortion. There are problems such as a significant decrease.

Such a problem also occurs when a femtocell repeater is installed in a house, and therefore, it is urgent to prepare a plan to solve the problem of such a shaded area.

In addition, most houses are equipped with a common broadcasting reception facility (MATV) or a general cable broadcasting facility (CATV) in accordance with related laws. Specifically, as shown in FIG. 1, a household terminal box 50 is installed in each home and A plurality of TV cables 40 branched from the household terminal box 50 are connected to the TV outlet 30 installed in the living room or each room. At this time, each TV cable 40 is embedded in the wall or ceiling.

However, as the use of these CATV/MATV facilities is decreasing as the spread of IPTV has increased recently, it is necessary to use these facilities for new purposes.

The present invention was devised against this background, and an object of the present invention is to improve the quality of mobile communication and short-distance wireless communication in a building by utilizing the TV cable network installed in the building. In particular, by transmitting mobile communication signals, Wi-Fi signals, etc. to each room or living room through the TV cable network, the length of the wireless section is minimized to solve the shadow area, and to solve problems such as speed decrease and poor connection due to walls, etc. The purpose.

Furthermore, by transmitting short-distance wireless communication signals of other standards such as Zigbee through the TV cable network, various types of wireless services are integrated and provided within the building, thereby promoting user convenience and reducing installation costs. .

In order to achieve the above object, the present invention provides a system for providing a wireless communication service using a TV cable network installed in a building. a femtocell repeater that outputs a mobile communication signal and a Wi-Fi signal; a plurality of TV cables installed in the building; a broadband splitter for combining the TV signal of the TV inlet line, the mobile communication signal and the Wi-Fi signal of the femtocell repeater, and distributing the combined signal to the plurality of TV cables; a signal separation means respectively connected to the ends of the plurality of TV cables and separating the TV signal, the mobile communication signal, and the Wi-Fi signal from the combined signal; a TV connection port for outputting the TV signal; It provides a wireless service system including a termination device having an antenna for outputting the Wi-Fi signal and the mobile communication signal.

In addition, the present invention provides a system for providing a wireless communication service using a TV cable network installed in a building, comprising: a TV distributor connected to an external MATV or CATV relay facility through a TV lead-in line; a first TV cable and a second TV cable respectively installed in the building; a femtocell repeater installed in the building, connected to an external wired network, and outputting a mobile communication signal; a broadband splitter that combines the TV signal output from the first output terminal of the TV splitter and the mobile communication signal of the femtocell repeater received through the second TV cable, and outputs the combined signal through the first TV cable; a first signal separating means connected to the end of the first TV cable, which separates the TV signal and the mobile communication signal from the combined signal received from the broadband splitter, respectively; and a TV connection port for outputting the TV signal and a first end device having an antenna for outputting the mobile communication signal; A second signal separation means connected to the end of the second TV cable for preventing interference between the TV signal and the mobile communication signal, a TV connection port for outputting the TV signal, and communication with the femtocell repeater It provides a wireless service system including a second end device having a communication means for.

In the wireless service system according to the present invention, the femtocell repeater may further output a Wi-Fi signal, and the first signal separation means of the first end device may further include means for separating the Wi-Fi signal.

Also, in the wireless service system according to the present invention, the communication means of the second end device includes an antenna for receiving the radio output signal of the femtocell repeater, and the second signal separation means includes the antenna and the second TV cable. and a filter installed between the ends of the to block the TV signal, and a signal amplifier may be installed between the antenna and the filter.

In addition, in the wireless service system according to the present invention, the TV distributor and the broadband distributor may be installed inside the same housing located in the building.

In addition, in the wireless service system according to the present invention, a Zigbee access point (ZP) connected by wire to an external mobile communication network is further connected to the broadband distributor, and the combined signal output from the broadband distributor is a Zigbee signal. may include

In addition, the present invention is a part that is connected to the end of a TV cable to build a wireless service system using a TV cable network installed in a building, and is connected to the TV by a cable, and a TV connection that outputs a TV signal received from the TV cable. port; communication means for communicating with a femtocell repeater or an access point for short-distance wireless communication installed in the building; a TV signal filter connected between the end of the TV cable and the TV connection port and passing only the TV signal; A filter connected between the end of the TV cable and the communication means in parallel with the TV signal filter and blocking the TV signal while passing the signal received from the femtocell repeater or the access point (AP) A termination device is provided.

According to the present invention, if only a TV cable is installed in any location in a building, a new wireless service area for mobile communication, Wi-Fi, Zigbee, etc. can be easily built centering on the end of the TV cable. Accordingly, the occurrence of shadow areas or signal attenuation caused by walls, etc. is prevented, and the quality of wireless service in the building can be greatly improved.

In addition, to install a separate femtocell repeater or AP in each shaded area, excessive cost occurs due to equipment purchase and additional installation of cables, and construction is inconvenient. It is possible to build an indoor wireless service system at a much lower cost and simpler construction because it is necessary to install a terminal device of

In addition, if a repeater for short-distance wireless communication of a different standard or a communication network repeater for other purposes is installed in the broadband distributor, it is possible to conveniently provide integrated wireless service within the building through the TV cable network.

1 is a view illustrating an installation structure of a typical indoor TV cable network;
2 is a plan view of a house in which the wireless service system according to the first embodiment of the present invention is built;
3 is a block diagram of a wireless service system according to the first embodiment of the present invention;
4 is a view illustrating a termination device;
5 is a configuration diagram illustrating a case in which a zigbee service is added to the wireless service system according to the first embodiment of the present invention;
6 is a block diagram of a wireless service system according to a second embodiment of the present invention;
7 is a block diagram showing a modified example of the wireless service system according to the second embodiment of the present invention;
8 is a configuration diagram illustrating a case in which a zigbee service is added to the wireless service system according to the second embodiment of the present invention;
9 to 11 are block diagrams showing various modifications of a wireless service system according to an embodiment of the present invention;

Hereinafter, a preferred embodiment of the present invention will be described with reference to the drawings.

first embodiment

As shown in Figs. 2 and 3, the wireless service system according to the first embodiment of the present invention is installed in the household terminal box 200 and the household terminal box 200 connected to the external MATV/CATV equipment and installed in the wired Internet. A femtocell repeater 210 connected to an external communication network such as a network, a broadband distributor 250 installed in the household terminal box 200 and outputting a TV signal by combining the output signal of the femtocell repeater 210, one end of the broadband distributor ( 250) and a plurality of TV cables 40 installed so that the other end is located in each room or living room, connected to the end of the TV cable 40 in each room and living room to transmit TV signals, mobile communication signals and Wi-Fi signals It includes a termination device 100 for outputting.

The femtocell repeater 210 is connected to a base station or a switchboard of a mobile communication network by wire to receive a mobile communication signal. Although this femtocell repeater 210 is for mobile communication relay, it is connected to an external communication network by wire, so in the first embodiment of the present invention, the femtocell repeater has a wireless LAN relay function, that is, a function of an AP for Wi-Fi inside ( 210) is used. It goes without saying that the femtocell repeater and the Wi-Fi AP may be installed as separate products, and this case will be described with reference to FIGS. 9 to 11 .

In the household terminal box 200, a first filter 231 connected to a TV lead-in line introduced into the house from an external CATV or MATV facility, a second filter 232 and a third filter connected in parallel to the output terminal of the femtocell repeater 210 (233).

The first filter 231 passes only the TV signal received from the TV lead-in line, removes noise, and blocks the mobile communication signal and the Wi-Fi signal.

The second filter 232 passes only signals of the mobile communication frequency band, removes noise, and blocks TV signals and Wi-Fi signals.

The third filter 233 passes only a frequency signal of the Wi-Fi band, removes noise, and blocks TV signals and mobile communication signals. When the femtocell repeater 210 divides the Wi-Fi band signal into multiple channels and outputs the signal, the third filter 233 may be configured by installing a plurality of bandpass filters corresponding to each channel in parallel.

The broadband splitter 250 combines the TV signal passing through the first filter 231, the mobile communication signal passing through the second filter 232, and the Wi-Fi signal passing through the third filter 233 to form a plurality of It serves to distribute to the TV cable (40).

The first filter 231 may be installed inside the broadband splitter 250 . In addition, the second filter 232 and the third filter 233 may be installed inside the femtocell repeater 210 or inside the broadband distributor 250 .

The broadband splitter 250 is installed in the household terminal box 200 to replace the conventional TV splitter that simply distributes only the TV signal input from the outside to a plurality of TV cables 40 .

Meanwhile, in the present specification, 'combining' signals in the broadband splitter 250 includes sharing a transmission path of multiple signals, and multiplexing and outputting TV signals, mobile communication signals, and Wi-Fi signals if necessary. cases may be included. For multiplexing, a multiplexer that multiplexes a signal passing through the first to third filters 231, 232, and 233 to the wideband divider 250 and a Zigbee signal to be described later in a method such as frequency division, time division, or code division ( It goes without saying that a multiplexer) must be provided or connected.

In addition, the broadband splitter 250 receives a signal transmitted from a user terminal using a mobile communication service or a Wi-Fi service in each room or living room through each TV cable 40 to receive a second filter 232 and/or a third filter ( 233) and also serves to transmit to the femtocell repeater 210.

On the other hand, the termination device 100 is provided with a coupling part to be mounted on an existing TV outlet (see 30 in FIG. 1) installed in each room or living room, and is configured to be connected to the TV cable 40 inside the TV outlet through the coupling part. it is preferable Alternatively, it may be buried in a wall or the like to replace the existing TV outlet, and may be directly connected to the end of each TV cable 40 .

The termination device 100 used in the wireless service system according to the first embodiment of the present invention includes an antenna 110, a TV connection port 120, and a combined signal as shown in FIGS. 3 and 4 . It is preferable to include a TV signal filter 131 for separation, a mobile communication signal filter 132 and a Wi-Fi signal filter 133 .

The antenna 110 serves to transmit a mobile communication signal and/or a Wi-Fi signal to the room or to receive a mobile communication signal and/or a Wi-Fi signal from a user terminal, and the TV connection port 120 is a cable for the TV installed in the room. This is the connected part.

One end of the TV signal filter 131 is connected to the end of the TV cable 40 , and the other end is connected to the TV connection port 120 .

One end of the mobile communication signal filter 132 is connected in parallel to the TV signal filter 131 at the end of the TV cable 40 , and the other end is connected to the antenna 110 . In addition, one end of the Wi-Fi signal filter 133 is connected in parallel to the TV signal filter 131 and the mobile communication signal filter 132 at the end of the TV cable 40 , and the other end is connected to the antenna 110 .

Therefore, among the signals combined in the broadband distributor 250 of the household terminal box 200 and distributed to each TV cable 40, the TV signal passes through the TV signal filter 131 of the termination device 100 to the TV connection port 120. The mobile communication signal and the Wi-Fi signal are output to the antenna 110 through the mobile communication signal filter 132 and the Wi-Fi signal filter 133, respectively.

According to the first embodiment of the present invention, if only the TV cable 40 is installed in any location in the building, the mobile communication signal and the Wi-Fi signal can be transmitted through the termination device 100, thereby eliminating the wireless shadow area in the building and providing wireless Service quality can be greatly improved.

In particular, simply by mounting the termination device 100 to the TV outlet in each room, the same effect as directly installing a femtocell repeater or Wi-Fi AP in each room can be obtained. It is possible to establish a wireless service system in the building.

Meanwhile, although the first embodiment of the present invention is designed to improve the quality of a mobile communication service and a Wi-Fi service in a building, another type of wireless communication (eg, Zigbee) may be additionally provided.

That is, as shown in FIG. 5, the Zigbee AP (hereinafter referred to as 'ZP' for convenience) 220 is installed in the household terminal box 200, and is included in the Zigbee frequency between the ZP 220 and the broadband distributor 250. A fourth filter 234 that removes the generated noise may be installed.

In this case, although not shown in the drawings, a ZigBee signal filter for signal separation may be additionally installed in the termination device 100 . One end of the Zigbee signal filter is connected to the TV cable 40 in parallel with respect to the TV signal filter 131 , the mobile communication signal filter 132 and the Wi-Fi signal filter 133 , and the other end must be connected to the antenna 110 . .

In this way, the ZP signal is transmitted to the terminal device 100 of each room and living room through the TV cable 40 together with the TV signal, the mobile communication signal and the Wi-Fi signal, and then transmitted to the room through the antenna 110, and thus In the wireless service area, various wireless services may be integratedly provided.

It goes without saying that, in the same way, other types of short-range wireless services or wireless communication services for other purposes may be provided in addition or as a substitute.

second embodiment

In the first embodiment of the present invention, a femtocell repeater 210 connected to a wired network is installed inside the household terminal box 200 . However, depending on the building, the wired Internet network is not connected to the household terminal box 200, but is installed separately. In this case, in order to install the femtocell repeater 210 in the household terminal box 200, a separate Internet cable must be connected to the household terminal box 200, so construction is inconvenient and the cost increases.

The wireless service system according to the second embodiment of the present invention prepares for such a case, and will be described in more detail below with reference to FIG. 6 .

First, it is assumed that the aforementioned femtocell repeater 210 is installed in the living room. Unlike this, of course, the femtocell repeater 210 may be installed in any room.

And inside the household terminal box 200, a TV splitter 270 connected to a TV lead-in line introduced into the house from an external CATV or MATV facility, a broadband splitter 250, and one end of the TV splitter 270 to the first output terminal A first filter 231a connected, one end connected to the second output terminal of the TV splitter 270 and the other end connected to the broadband splitter 250, and a second end connected to the broadband splitter 250 It includes a filter 232 and a third filter 233 disposed in parallel with the second filter 232 and having one end connected to the broadband splitter 250 .

Each end of a plurality of first TV cables 40a extending to each room is connected to the broadband distributor 250, and a first termination device 100a is respectively connected to the ends of the plurality of first TV cables 40a.

The other end of the first filter 231a, the other end of the second filter 232, and the other end of the third filter 233 are connected in parallel to one end of the second TV cable 40b installed up to the living room.

The 1a filter 231a and the 1b filter 231b pass only the TV signal output from each output terminal of the TV splitter 270, remove noise, and block the mobile communication signal and the Wi-Fi signal.

The second filter 232 passes only the mobile communication signal of the femtocell repeater 210 received through the second TV cable 40b, removes noise, and blocks the TV signal and the Wi-Fi signal.

The third filter 233 passes only the Wi-Fi signal of the femtocell repeater 210 received through the second TV cable 40b, removes noise, and blocks TV signals and mobile communication signals.

Therefore, the broadband splitter 250 transmits the TV signal passing through the 1b filter 231b, the mobile communication signal and the Wi-Fi signal of the femtocell repeater 210 received through the second filter 232 and the third filter 233. In combination, it serves to transmit to the first terminal device 100a of each room through the first TV cable 40a.

In addition, the mobile communication signal and/or the Wi-Fi signal received from the indoor user terminal using the mobile communication service and/or Wi-Fi service is received through the first TV cable 40a, and then the broadband splitter 250 and the second filter 232. and/or transmitted to the femtocell repeater 210 through the second TV cable 40b extending to the living room through the third filter 233 .

The first terminating device 100a is coupled to a TV outlet or installed in place of it, similarly to the terminating device 100 of the first embodiment, and an antenna 110 and a TV connection port 120 for transmitting a mobile communication signal and a Wi-Fi signal. ) is included. In addition, it includes a TV signal filter 131, a mobile communication signal filter 132, and a Wi-Fi signal filter 133 for separating the combined signal in the broadband splitter 250.

Meanwhile, in the second embodiment of the present invention, the second terminal device 100b transmits the signal of the femtocell repeater 210 located in the living room to the broadband distributor 250 of the household terminal box 200 via the second TV cable 40b. ) is characterized by the use of The second termination device 100b is connected to the femtocell repeater 210 through a wired cable 60 .

The second termination device 100b includes a TV signal filter 131 , a mobile communication signal filter 132 , and a Wi-Fi signal filter 133 connected in parallel to each other at one end of the second TV cable 40b.

The TV signal filter 131 passes only the TV signal and blocks the mobile communication signal and the Wi-Fi signal, and the TV signal passing through the TV signal filter 131 is output through the TV connection port 120 .

Each other end of the mobile communication signal filter 132 and the Wi-Fi signal filter 133 of the second termination device 100b is connected in parallel to the wired cable 60 .

The mobile communication signal filter 132 passes only the mobile communication signal received from the femtocell repeater 210 or through the second TV cable 40b, blocks the TV signal and the Wi-Fi signal, and removes noise.

In addition, the Wi-Fi signal filter 133 passes only the Wi-Fi signal received from the femtocell repeater 10 or through the second TV cable 40b, blocks TV signals and mobile communication signals, and removes noise.

Accordingly, the mobile communication signal and/or Wi-Fi signal output from the femtocell repeater 210 passes through the mobile communication signal filter 132 and/or the Wi-Fi signal filter 133 of the second end device 100b, respectively, and then the second TV It is transmitted to the broadband distributor 250 of the household terminal box 200 through the cable (40b).

Then, the broadband splitter 250 combines the TV signal passing through the 1b filter 231b, the mobile communication signal and/or the Wi-Fi signal received from the femtocell repeater 210, and each through a plurality of first TV cables 40a. It is transmitted to the first terminal device (100a) of the room.

The first terminal device 100a separates the combined signal as in the first embodiment, and outputs the TV signal through the TV connection port 120 , and the mobile communication signal and/or Wi-Fi signal through the antenna 110 . do.

Meanwhile, in the living room, mobile communication service and Wi-Fi service are provided through direct wireless communication between the femtocell repeater 210 and the user terminal, and the TV signal is output through the TV connection port 220 of the second end device 100b. It is also possible to watch.

In FIG. 6 , the femtocell repeater 210 and the second termination device 100b in the living room are illustrated as being connected by a wired cable 60 , but the present invention is not limited thereto and thus may be connected wirelessly.

For wireless connection, as shown in FIG. 7 , an antenna 110 is installed in the second end device 100b, and a signal amplifier 140 for amplifying a signal wirelessly received from the antenna 110 is additionally added. install The mobile communication signal filter 132 and the Wi-Fi signal filter 133 are preferably connected in parallel between the terminal of the second TV cable 40b and the signal amplifier 140 .

In addition, the TV signal filter 131 connects one end of the second TV cable 40b in parallel with the mobile communication signal filter 132 and the Wi-Fi signal filter 132 with respect to the end of the second TV cable 40b, and the other end is connected to the TV connection port 120 . It is preferable to connect to

In addition, as shown in FIG. 8 , in the second embodiment, as in the first embodiment, the ZP 220 may be installed in the household terminal box 200 to be connected to the broadband distributor 250 . In this case, the ZigBee signal may be transmitted to each room through the first TV cable 40a in combination with the TV signal, the mobile communication signal and the Wi-Fi signal, and then transmitted to the room through the first termination device 100a.

At this time, although not shown in the drawing, when the signal line is branched from the output terminal of the fourth filter 234 connected to the ZP 220 and connected to the end of the second TV cable 40b, the second in the living room through the second TV cable 40b The ZigBee signal may be transmitted to the terminal device 100b, and the ZigBee signal received from the second terminal device 100b may be transmitted to the ZP 220 of the generation terminal box 200. At this time, it is preferable to install a filter that passes only the Zigbee signal to the second termination device 100b.

Of course, even in the case of the second embodiment, it is possible to provide an integrated wireless service within a building by adding another type of wireless repeater.

Although preferred embodiments of the present invention have been described above, the present invention is not limited to the above-described embodiments and may be modified or modified in various forms and implemented.

For example, in the above-described embodiment, it has been described that the femtocell repeater 210 includes an AP signal output function for the Wi-Fi service. However, when the femtocell repeater 210 does not provide the Wi-Fi service, FIGS. 9 to 11 As shown in , a separate AP 212 may be installed.

9 shows a case in which the femtocell repeater 210 for outputting a mobile communication signal and the AP 212 for outputting a Wi-Fi signal are separately installed in the household terminal box 200 . In this case, the second filter 232 is installed between the femtocell repeater 210 and the broadband splitter 250 , and the third filter 233 is installed between the AP 212 and the broadband splitter 250 . have. When installed in this way, a TV signal, a mobile communication signal, and a Wi-Fi signal are transmitted through each TV cable 40 as in the first embodiment.

10 shows a case in which the femtocell repeater 210 is installed inside the household terminal box 200 and the AP 212 is installed separately in the living room. At this time, when the signal line branched from the output terminal of the second filter 232 connected to the femtocell repeater 210 is connected to the second TV cable 40b, the first filter 231a, the second filter 232 and the third filter ( 233) is arranged in parallel with respect to the second TV cable (40b).

Therefore, the first terminating device 100a installed in each room outputs the TV signal, the mobile communication signal and the Wi-Fi signal received through the plurality of first TV cables 40a, and the second terminating device 100b installed in the living room is the second terminating device 100b. 2 The TV signal and the mobile communication signal received through the TV cable 40b are output. The user terminal in the living room may use the Wi-Fi service through the AP 212 .

11 illustrates a case in which the AP 212 is installed inside the household terminal box 200 and the femtocell repeater 210 is separately installed in the living room. At this time, when the signal line branched from the output terminal of the third filter 233 connected to the AP 212 is connected to the second TV cable 40b, the first filter 231a, the second filter 232 and the third filter 233 are connected. is arranged in parallel with respect to the second TV cable 40b.

Therefore, the first terminating device 100a installed in each room outputs the TV signal, the mobile communication signal and the Wi-Fi signal received through the plurality of first TV cables 40a, and the second terminating device 100b installed in the living room is the second terminating device 100b. 2 The TV signal and the Wi-Fi signal received through the TV cable 40b are output. The user terminal in the living room may use the mobile communication service through the femtocell repeater 210 .

In addition, in the embodiment of the present invention, it has been described that the terminal devices 100, 100a, 100b are installed in a room or living room, but since the room or living room is only an example of an area in which a wireless service is possible centered on a TV outlet, the terminal device ( The installation positions of 100, 100a, 100b) are not necessarily limited thereto. That is, the termination device 100 , 100a , 100b according to the embodiment of the present invention may be installed wherever the termination of the TV cable is located.

In addition, although it has been described that the femtocell repeater 210 is installed in the living room in the second embodiment, the installation location is not limited thereto, and thus it may be installed in a room or other location.

Also, in the second embodiment, the broadband splitter 250 has been described as transmitting the combined signal to each of the three rooms through the three first TV cables 40a, but the present invention is not limited thereto. For example, the combined signal may be transmitted to one room through one first TV cable (40a). In this case, the TV cable 40a only needs to be connected to one of the plurality of output terminals of the broadband splitter 250 .

In addition, in the above embodiment, the term household terminal box 200 was used, which is because, in the case of an apartment house where CATV / MATV equipment must be installed, a household terminal box with a TV signal distribution function is installed for each household, and the present invention The range of is not necessarily limited to the case of using the household terminal box (200).

For example, if it is not an apartment house or there is no household terminal box, an indoor facility or outdoor facility in the form of a box having a TV signal distribution function may be used instead of the household terminal box 200 . It is also possible to use equipment provided in a communication room equipped with a TV signal distribution function within the building.

As described above, the present invention can be implemented with various modifications or variations, and it is natural that the modified or modified embodiments also fall within the scope of the present invention if the technical ideas of the present invention included in the claims to be described later are included. will be.

40: TV cable 100: termination device
110: antenna 120: TV connection port
131: TV signal filter 132: mobile communication signal filter
133: wifi signal filter 140: signal amplifier
200: household terminal box 210: femtocell repeater
212: AP 220: ZP
231,232,233,234: first, second, third, fourth filter
250: broadband splitter

Claims (7)

In the system for providing a wireless communication service using a TV cable network installed in a building,
a TV distributor connected to an external MATV or CATV relay facility through a TV inlet line, and having a first output terminal and a second output terminal;
a first TV cable and a second TV cable for transmitting the TV signals output from the first output terminal and the second output terminal, respectively, and separately installed in the building;
a first terminating device and a second terminating device respectively connected to the ends of the first TV cable and the second TV cable;
a femtocell repeater installed in the building and connected to an external wired network to relay a mobile communication signal and communicate with the second end device;
The TV signal output from the first output terminal of the TV distributor and the mobile communication signal of the femtocell repeater received through the second TV cable are combined, and the combined signal is transmitted to the first terminal device through the first TV cable. Broadband splitter that transmits to
a filter for passing only TV signals, the first TV signal filter being installed between the first output terminal of the TV splitter and the broadband splitter;
a filter for a second TV signal that passes only a TV signal and is installed between the second output terminal of the TV splitter and the second TV cable;
It passes only mobile communication signals and is installed between the second TV cable and the broadband splitter and includes a filter for mobile communication signals connected in parallel with the filter for the second TV signals for the second TV cable,
The first end device includes a first signal separation means for separating the TV signal and the mobile communication signal from the combined signal received from the broadband splitter, respectively, a TV connection port for outputting the TV signal, and the movement Including an antenna for outputting a communication signal,
The second termination device includes a second signal separation means for preventing interference between the TV signal and the mobile communication signal, a TV connection port for outputting the TV signal, and communication means for communicating with the femtocell repeater. A wireless service system comprising The method of claim 1 .
The femtocell repeater outputs a mobile communication signal and a Wi-Fi signal together,
A filter for a Wi-Fi signal that passes only the Wi-Fi signal is installed between the second TV cable and the broadband splitter, and the filter for the Wi-Fi signal, the filter for the second TV signal, and the filter for the mobile communication signal are for the second TV cable. connected in parallel,
The first signal separation means of the first end device is a wireless service system, characterized in that it includes means for separating the Wi-Fi signal. 3. The method of claim 1 or 2,
The communication means of the second terminal device includes an antenna for receiving the radio output signal of the femtocell repeater, and the second signal separation means is installed between the antenna and the terminal of the second TV cable to block the TV signal. A wireless service system comprising a filter, wherein a signal amplifier is installed between the antenna and the filter 3. The method of claim 1 or 2,
The TV splitter and the broadband splitter are wireless service systems, characterized in that they are installed inside the same enclosure located in the building. A system for providing a wireless communication service using a TV cable network installed in a building, the system comprising:
a TV distributor connected to an external MATV or CATV relay facility through a TV inlet line, and having a first output terminal and a second output terminal;
a first TV cable and a second TV cable for transmitting the TV signals output from the first output terminal and the second output terminal, respectively, and separately installed in the building;
a first terminating device and a second terminating device respectively connected to the ends of the first TV cable and the second TV cable;
a femtocell repeater installed in the building, connected to an external wired network, and relaying mobile communication signals;
an access point (AP) installed in the building to communicate with the second end device and output a short-range wireless communication signal;
The TV signal output from the first output terminal of the TV distributor, the mobile communication signal of the femtocell repeater, and the AP signal of the access point received through the second TV cable are combined and the combined signal is combined with the first signal a broadband distributor for transmitting to the first end device through a TV cable;
a filter for passing only TV signals, the first TV signal filter being installed between the first output terminal of the TV splitter and the broadband splitter;
a filter for a second TV signal that passes only a TV signal and is installed between the second output terminal of the TV splitter and the second TV cable;
an AP signal filter that passes only the AP signal, installed between the second TV cable and the broadband splitter, and connected in parallel to the second TV signal filter for the second TV cable;
A filter for passing only a mobile communication signal, one end connected to the femtocell repeater and the other end being branched and connected to the broadband splitter and the second TV cable, respectively, for the second TV cable, the filter for the first TV signal; a filter for a mobile communication signal connected in parallel to the filter for a second TV signal and the filter for the AP signal;
includes,
The first end device includes a first signal separation means for separating the TV signal, the mobile communication signal, and the AP signal from the combined signal received from the broadband splitter, respectively, and a TV connection port for outputting the TV signal and an antenna for outputting the mobile communication signal and the AP signal,
The second end device includes a second signal separation means for preventing interference between the TV signal and the AP signal, a TV connection port for outputting the TV signal, and communication means for communication with the access point Wireless service system, characterized in that A system for providing a wireless communication service using a TV cable network installed in a building, the system comprising:
a TV distributor connected to an external MATV or CATV relay facility through a TV inlet line, and having a first output terminal and a second output terminal;
a first TV cable and a second TV cable for transmitting TV signals output from the first output terminal and the second output terminal, respectively, and separately installed in the building;
a first terminating device and a second terminating device respectively connected to the ends of the first TV cable and the second TV cable;
an access point (AP) for short-distance wireless communication connected to an external wired network;
a femtocell repeater installed in the building and connected to an external wired network to relay a mobile communication signal and communicate with the second end device;
The TV signal output from the first output terminal of the TV splitter, the AP signal of the access point, and the mobile communication signal of the femtocell repeater received through the second TV cable are combined, and the combined signal is combined with the first signal a broadband splitter for transmitting to the first end device through a TV cable;
a first filter for TV signal that passes only the TV signal and is installed between the first output terminal of the TV splitter and the broadband splitter;
a second TV signal filter that passes only TV signals and is installed between the second output terminal of the TV splitter and the second TV cable;
a filter for mobile communication signals that pass only mobile communication signals, installed between the second TV cable and the broadband splitter, and connected in parallel to the second TV signal filter for the second TV cable;
As passing only AP signals, one end is connected to the femtocell repeater and the other end is branched and connected to the broadband splitter and the second TV cable, respectively, for the second TV cable, the filter for the first TV signal; 2 A filter for TV signal and a filter for AP signal connected in parallel with the filter for mobile communication signal;
includes,
The first end device includes a first signal separation means for separating the TV signal, the mobile communication signal, and the AP signal from the combined signal received from the broadband splitter, respectively, and a TV connection port for outputting the TV signal and an antenna for outputting the mobile communication signal and the AP signal,
The second termination device includes a second signal separation means for preventing interference between the TV signal and the mobile communication signal, a TV connection port for outputting the TV signal, and communication means for communicating with the femtocell repeater. A wireless service system comprising According to any one of claims 1, 2, 5, 6,
A Zigbee access point (ZP) connected by wire to an external mobile communication network is further connected to the broadband splitter, and the combined signal output from the broadband splitter further includes a Zigbee signal.

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