KR100628369B1 - Connecting system for wireless internet of portable subscriber station and method thereof - Google Patents

Abstract

Disclosed is a bidirectional wireless Internet access system and method for a composite mobile terminal. According to the present invention, there is provided a method for accessing a wireless Internet of a hybrid mobile terminal including a satellite digital multimedia broadcasting (DMB) receiving function and a cellular function. step; b) extracting corresponding content in response to the service request information; And c) tuning a satellite DMB channel to a downlink channel of the composite mobile terminal to provide the content on a window screen of the composite mobile terminal; and d) providing the content on a downlink channel. Generating an additional information request signal corresponding to the key button of the composite mobile terminal; e) receiving a key signal corresponding to the key button through an uplink channel of the composite mobile terminal; f) extracting additional information about the content in response to the key signal; And g) providing the additional information through a downlink channel of the composite mobile terminal.

The present invention configured as described above provides a combined bidirectional service having a convergence concept at the same time to use some wireless Internet services as a composite mobile terminal, using a mobile communication network as an uplink, and a terminal (PSS: Portable Subscriber Station) in a network or a server. As traffic data going down to) is configured to use satellite DMB channel, when satellite DMB subscriber accesses wireless Internet, efficient use of wireless resources by using uplink channel with plenty of mobile communication network This gives a possible effect.

In addition, by using a two-way wireless Internet service using a satellite DMB (DMB) network, the customer provides an effect that can use the wireless Internet at a lower cost than when using a mobile communication network.

Mobile communication network, satellite network, DMB, satellite DMB, two-way, wireless internet, composite mobile terminal, core

Description

CONNECTING SYSTEM FOR WIRELESS INTERNET OF PORTABLE SUBSCRIBER STATION AND METHOD THEREOF}

1 is a block diagram showing a wireless Internet access network according to the present invention.

FIG. 2 is a diagram illustrating a terminal transmission node and a satellite transmission node of FIG. 1.

3 is a flowchart for explaining the main operation of the present invention.

4 is a display window of a composite mobile terminal according to an embodiment of the present invention.

<Description of Symbols for Main Drawings>

101: core network 103: composite mobile terminal

105: satellite 107: satellite transmission node

109: terminal transmission node 111: wireless Internet server

113: satellite DMB broadcasting control server 115: service control server

117: authentication server 119: Internet call server

The present invention relates to a composite mobile terminal in which a satellite DMB and a mobile communication terminal are combined. More particularly, the present invention relates to a wireless Internet connection through an uplink channel of a mobile communication network and broadcast contents using a satellite DMB channel. The present invention relates to a bidirectional wireless Internet access system and method for a composite mobile terminal capable of receiving downlink traffic data (packet data).

In general, a satellite digital multimedia broadcasting receiver is for receiving a broadcasting satellite signal of a digital multimedia broadcasting (DMB) located in the space of tens of thousands of kilometers from the earth's surface, and is transmitted from a broadcasting satellite through a predetermined antenna. Receive the S-BAND frequency. The DMB receiver includes a receiver for receiving a broadcast signal and converting the broadcast signal into broadcast data, a storage unit for storing data, a controller for extracting output data from broadcast data, an input unit for converting subscriber input into input data, An I / O interface unit for converting output data into an output signal or an input signal into input data, and an output unit for outputting an output signal to a subscriber.

The control unit also generates return data by including return information data in the input data and the broadcast data. In addition, the broadcast receiving apparatus further includes a mobile communication unit for converting the return data into a mobile communication signal in order to transmit the return data to the receiver through the mobile communication network. With this configuration, it is possible to guarantee the mobility of the satellite DMB receiver and to provide an interactive broadcast service through a real-time return network. However, the satellite DMB (DMB) receiver has an expensive fee, so that the stability of the system and the efficiency of data use are high, but the accessor does not meet expectations.

As a result, the satellite DMB receiver interworks with the mobile communication terminal to selectively use the communication network of the mobile communication terminal and the satellite service of the satellite DMB. Such a composite mobile terminal can receive a one-way service as a broadcasting network using a satellite, and can receive a wireless network service through a mobile communication terminal. However, since the hybrid mobile terminal is configured as a simple combination of a satellite DMB receiver and a mobile communication terminal, any one service, that is, a service using a satellite network or a service using a communication network, cannot be used. In terms of utilization, there is a problem of deteriorating service efficiency.

SUMMARY OF THE INVENTION The present invention has been made to solve the above problems, and an object of the present invention is to use a mobile communication network as an uplink channel to provide a bidirectional service of a composite mobile terminal combined with a satellite DMB receiver and a mobile communication terminal. In addition, the present invention provides a bidirectional wireless Internet access system and method for a composite mobile terminal capable of providing complementary wireless Internet services using a satellite DMB channel as a downlink channel for providing traffic data.

Another object of the present invention is to provide a data through the uplink channel with a large amount of mobile communication network when accessing the wireless Internet of the composite mobile terminal two-way wireless Internet access system of the composite mobile terminal that can maximize the efficient use of wireless resources And providing a method.

It is another object of the present invention to provide a two-way wireless Internet access system and method of a composite mobile terminal that can be used more affordable wireless Internet service when using a mobile communication network and satellite DMB (DMB) network when using the wireless Internet service have.

In order to achieve the above object, a two-way wireless Internet access system of a hybrid mobile terminal according to the first aspect of the present invention is provided.
In the wireless Internet access network of a composite mobile terminal comprising a satellite DMB (DMB) receiving function and a cellular function,
A core network for connecting a switch, a control station, and a base station according to a radio access standard between the composite mobile terminal and the base station;
At least one wireless internet server connected to the core network to provide wireless internet content;
An internet call server for converting and outputting the contents provided from the wireless internet server according to the transmission agreement of the satellite DMB;
A satellite DMB (DMB) broadcast control server for generating a broadcast control signal for transmitting the content provided by the Internet call server to the satellite;
A satellite transmission node for controlling transmission of the contents to a corresponding composite mobile terminal in response to a broadcast control signal of the satellite DM broadcast control server; And
And a service control server for receiving the corresponding content from the wireless internet server based on the content request information provided from the complex mobile terminal and providing the corresponding content to the internet call server.

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On the other hand, the two-way wireless Internet access method of the hybrid mobile terminal according to the second aspect of the present invention for achieving the above object is a wireless Internet access method of the hybrid mobile terminal comprising a satellite DMB (DMB) receiving function and a cellular function In
a) receiving service request information according to a mobile communication radio standard through an uplink channel from the composite mobile terminal;
b) extracting corresponding content in response to the service request information; And
c) tuning a satellite DMB (DMB) channel, which is a downlink channel, to provide the content to the composite mobile terminal,
In the step c), the contents are broadcast contents for satellite DMB (DMB), and are provided to the satellite DMB network through a satellite access node (SAN) from a satellite DMB broadcast control server providing the broadcast contents. And transmitting the broadcast content to the composite mobile terminal through the satellite DMB channel in the satellite DMB network.

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Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. 1 is a diagram illustrating a combination of a cellular network and a satellite DMB network according to the present invention. As shown, a combined mobile terminal 103 (PSS-Portable Subscriber Station) including a satellite DMB reception function and a cellular function, and a packet according to a wireless access standard between the composite mobile terminal 103 (PSS) and a base station A core network (Core Network) 101 for connecting an exchange, a control station and a base station, at least one wireless Internet server 111 connected to the core network 101 to provide wireless Internet content, and the wireless Internet server ( 111 an Internet call server (119) for converting and outputting the contents provided from the contents according to the transmission agreement of the satellite DMB (DMB); and the contents provided from the internet call server 119 for the satellite 105 The composite move in response to the broadcast control signal of the satellite DMB broadcast control server 113 and the satellite DMB broadcast control server 113 for generating a broadcast control signal for transmission through the The satellite transmission node 107 for controlling the transmission of the content to the terminal 103, the content is received from the wireless Internet server 111 based on the content request information provided from the composite mobile terminal 103 and the Internet It is composed of a service control server 115 for providing to the call server (119).

Meanwhile, in the composite mobile terminal 103 providing service request information to the service control server 115 through an uplink channel of a mobile communication network, the service control server 115 is complex based on contents according to a service request. As the additional request signals of the contents provided from the mobile terminal 103 correspond to each other, they are synchronized with the contents displayed on the window of the composite mobile terminal 103.

That is, the mobile terminal 103 supports the radio standard of the mobile communication network upward, and simultaneously the satellite DMB channel is synchronized downward so that the displayed window screens of the mobile terminal 103 are unified. . In addition, when a button click for requesting additional information is performed through the window of the composite mobile terminal 103, the click signal of the corresponding button is recognized by the service control server 115 and the corresponding button from the wireless Internet server 111. By extracting the content corresponding to the click, it is provided on the window of the composite mobile terminal 103 via the satellite transmission node 107.

Meanwhile, the composite mobile terminal 103 connects to the core network 101 through a terminal transmission node 109, and the terminal transmission node 109 includes a mobile communication network or a wireless broband (WiBro) network. do. As illustrated in FIG. 2, when the uplink channel of the composite mobile terminal 103 is used as a mobile communication network, it is implemented as a synchronous CDMA packet data exchange system for providing data service of the mobile communication network. It is connected to the core network 101 in the case of a packet data serving node through a base station (BSC).

In addition, when the composite mobile terminal 103 is implemented as an IMT2000 system based on the 3GPP standard, a packet switching device that is a mobility support node, for example, a session control and packet relay node, is provided through a Radio Network Controller (RNC). Interworking with SGSN: Serving GPRS Support Node or Packet Gateway Switching Device (GGSN). On the other hand, when the composite mobile terminal 103 is based on a public high-speed Internet system, the composite mobile terminal 103 is a control station (ACR: Access Control Router) through a base station (RAS: Radio Access Station) May be connected to the core network 101.

On the other hand, the satellite transmission node 107 is provided to the satellite DMB network through the corresponding content provided from the satellite DMB (DMB) broadcasting control server 113 through a satellite access node (SAN) 13 Or via satellite Ku-Band at 14 GHz. Accordingly, the satellite 105 provides a 2.6GHz S-Band traffic channel to the composite mobile terminal 103, and is interlocked with a broadcast program (PAD) or an independent additional service (NPAD) according to contents. . The transmission mechanism of the traffic channel provided from the satellite 105 to the composite mobile terminal 103 is preferably MPEG-2, MPEG-4 ES, or MPEG-2 TS.

The core network 101 is linked with the authentication server 117 for authentication of the subscriber or accessor, and identifies the subscriber, that is, the composite mobile terminal 103 that requested the corresponding content through the authentication server 117.

Hereinafter, the operation of the present invention will be described in detail with reference to the accompanying drawings. 3 is a flowchart for explaining the main operation of the present invention. 4 is a diagram illustrating a display window of a portable subscriber station (PSS) according to the present invention.

In step S301, the composite mobile terminal 103 connects to the core network 101 through a mobile communication network. When the composite mobile terminal 103 is a synchronous CDMA, it is connected to the core network 101 via a base station (BSC) and a packet data serving node (PDSN), and when the composite mobile terminal 103 is an IMT2000, a base station controller (RNC) and mobility support node (SGSN / GGSN) to connect to core network 101. In addition, when the composite mobile terminal 103 is connected to the core network 101 through a wireless broband (WiBro), a radio access station (RAS) and a control station (ACR), which are public high-speed portable Internet systems, are connected. Access to the core network using the Access Control Router).

In step S303, the composite mobile terminal 103 connects to the service control server 115 and performs a data request. The service control server 115 is provided with the corresponding content corresponding to the data request in cooperation with the wireless Internet server 111 (S305). In this case, a plurality of buttons are provided for providing additional information to the user, and each button recognizes the corresponding key button in association with a specific key button of the composite mobile terminal 103. That is, as shown in FIG. 4, the browser 401 is displayed on the display window (window) of the composite mobile terminal 103, and a plurality of buttons 403 and predetermined data 405 are displayed on the browser 401. When the user clicks on a specific button 403 or selects the key button to obtain additional information on the data, the click signal or the key button signal is recognized by the service control server 115. do.

The service control server 115 receives the predetermined content in response to the user request from the wireless Internet server 111, and transmits the content to the Internet call server 119 in step S307. The internet call server 119 converts the contents to be suitable for satellite broadcast data. Data conversion is to convert the content provided on the web to more than 15 frames of video information having the number of screen pixels of 320 X 240 or more, audio information of up to 48KHz, and enters step S309 satellite DMB broadcasting control server 113 In conjunction with the transmission of the content to the satellite 105 in accordance with a predetermined satellite broadcast protocol.

At this time, using the satellite transmission node 107, the content is transmitted to the satellite 105 in Ku-Band, that is, 13 or 14GHz through a satellite access node (SAN) and satellite DMB (DMB) network. Thereafter, the satellite 105 enters the step S311, and provides the corresponding content to the composite mobile terminal 103 through the S-Band of 2.6GHz. The above content may be a data broadcasting service, for example, a broadcast program linked data (PAD) or an independent additional service (NPAD), including a web service, which may include a traffic information service, a travel information service, and a weather disaster broadcasting service. do.

As such, the content provided based on the data requested by the user has a plurality of buttons 403 for providing additional information or detailed information, and the user selects a specific button on the window of the composite mobile terminal 103. The additional information or the detailed information can be obtained by clicking or through the key button of the composite mobile terminal 103. Therefore, when the user requests additional information on the corresponding content in step S313, the click signal or key button signal generated from the composite mobile terminal 103 is transmitted to the service control server 115 through an uplink channel.

The service control server 115 enters the step S317, recognizes the key signal flowing into the upstream channel, and performs matching between the key signal and the corresponding button 403 provided on the content. The service control server 115 extracts the additional information or the detailed information from the wireless Internet server 111 according to the button 403 on the content corresponding to the recognized key signal. In operation S319, the service control server 115 transmits the content corresponding to the additional information to the satellite 105 by the Internet call server 119 and the satellite DMB broadcasting control server 113, thereby downlinking the channel. Provide additional information using.

What has been described above is only one embodiment for a two-way wireless Internet access system and method of a composite mobile terminal according to the present invention, the present invention is not limited to the above-described embodiment, as claimed in the following claims As described above, any person having ordinary knowledge in the field of the present invention without departing from the gist of the present invention will have the technical spirit of the present invention to the extent that various modifications can be made.

As described above, the two-way wireless Internet access system and method of the composite mobile terminal according to the present invention provides a combined two-way service of the convergence concept at the same time, when using the wireless Internet service as a composite mobile terminal, the mobile communication network to the up channel As the network data is configured to use the satellite DMB channel for traffic data going down from the network or the server to the terminal, the uplink channel of the mobile communication network is large when the satellite DMB subscriber accesses the wireless Internet. It provides an effect that can efficiently utilize the radio resources by using.

In addition, by using a two-way wireless Internet service using a satellite DMB (DMB) network provides the effect that the customer can download the content at a lower cost than when using a mobile communication network.

Claims (17)

delete In the wireless Internet access network of a composite mobile terminal comprising a satellite DMB (DMB) receiving function and a cellular function, A core network for connecting a switch, a control station, and a base station according to a radio access standard between the composite mobile terminal and the base station; At least one wireless internet server connected to the core network to provide wireless internet content; An internet call server for converting and outputting the contents provided from the wireless internet server according to the transmission agreement of the satellite DMB; A satellite DMB (DMB) broadcast control server for generating a broadcast control signal for transmitting the content provided by the Internet call server to the satellite; A satellite transmission node for controlling transmission of the contents to a corresponding composite mobile terminal in response to a broadcast control signal of the satellite DM broadcast control server; And And a service control server for receiving the corresponding content from the wireless internet server and providing the corresponding content to the internet call server based on the content request information provided from the composite mobile terminal. 3. The window of claim 2, wherein the service control server matches the additional request signal of the content provided from the composite mobile terminal with the content according to the service request signal based on the content according to the service request signal. A two-way wireless Internet connection system of a composite mobile terminal, characterized in that the synchronization of the content displayed on the image. 3. The hybrid mobile terminal of claim 2, wherein the hybrid mobile terminal accesses the core network through a terminal transmission node, and the terminal transmission node includes a mobile communication network or a wireless broband network. Two-way wireless Internet access system. The method of claim 4, wherein when the terminal transmission node is implemented as a synchronous CDMA packet data exchange system for providing data services of a mobile communication network, a packet data serving node is performed through a base station (BSC). A bidirectional wireless Internet access system of a composite mobile terminal, characterized in that connected to the core network. The mobile terminal of claim 4, wherein the composite mobile terminal is connected to the core network through a mobility support node through a radio network controller (RNC) when the terminal transmission node is implemented with an IMT2000 system based on a standardization trend. A two-way wireless Internet access system of a composite mobile terminal, characterized in that. 7. The composite device of claim 6, wherein the mobility support node is interworked with a packet switching device (SGSN) and a gateway GPRS support node (GGSN), which are session control and packet relay nodes. Two-way wireless Internet access system of mobile terminal. The core network of claim 4, wherein when the terminal transmission node is based on a public high-speed Internet system, the composite mobile terminal performs an access control router (ACR) through a radio access station (RAS). Two-way wireless Internet access system of a composite mobile terminal, characterized in that connected to. 3. The satellite transmission node of claim 2, wherein the satellite transmission node provides corresponding contents provided from the satellite DMB broadcasting control server to a satellite DMB network through a satellite access node (SAN). Two-way wireless Internet access system of a composite mobile terminal. The system of claim 2, wherein the service content is associated with a broadcast program (PAD) or includes an independent additional service (NPAD). In the wireless Internet access method of a mobile terminal comprising a satellite DMB (DMB) receiving function and a cellular function, a) receiving service request information according to a mobile communication radio standard through an uplink channel from the composite mobile terminal; b) extracting corresponding content in response to the service request information; And c) tuning a satellite DMB (DMB) channel, which is a downlink channel, to provide the content to the composite mobile terminal, In the step c), the contents are broadcast contents for satellite DMB (DMB), and are provided to the satellite DMB network through a satellite access node (SAN) from a satellite DMB broadcast control server providing the broadcast contents. And transmitting the broadcast content to the composite mobile terminal through the satellite DMB channel in the satellite DMB network. 12. The method of claim 11, wherein the step a) includes accessing the core network through a terminal transport node, wherein the terminal transport node includes a mobile communication network or a wireless broband (WiBro) network. Two-way wireless Internet access method of a composite mobile terminal. The method of claim 12, wherein when the terminal transmission node is implemented as a synchronous CDMA packet data exchange system for providing data services of a mobile communication network, a packet data serving node is performed through a base station (BSC). And connecting to the core network. The packet switching apparatus of claim 12, wherein the composite mobile terminal is a session control and packet relay node via a base station controller (RNC) when the terminal transmission node is implemented with an IMT2000 system based on a standardization trend. (SGSN: Serving GPRS Support Node) and Packet Gateway Switching Device (GGSN: Gateway GPRS Support Node) connected to the core network via a mobility support node, characterized in that the step consisting of the mobile terminal of the combined mobile terminal Way. The core network of claim 12, wherein when the terminal transmission node is based on a public high-speed Internet system, the composite mobile terminal performs an access control router (ACR) through a radio access station (RAS). A two-way wireless Internet access method of a composite mobile terminal, characterized in that consisting of steps connected to. delete The method of claim 11, wherein the method is d) generating an additional information request signal for content provided through the downlink channel corresponding to a key button of the composite mobile terminal; e) receiving a key signal corresponding to the key button through the uplink channel of the composite mobile terminal; f) extracting additional information about the content in response to the key signal; And and g) providing the additional information through the downlink channel of the composite mobile terminal.

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