KR20040068450A - Internet access point having repeater function of cellular phone - Google Patents

Abstract

PURPOSE: An Internet repeater having a mobile phone repeater function is provided to execute a mobile call by using an Internet repeater as a mobile phone repeater. CONSTITUTION: An Internet repeater having a mobile phone repeater function comprises an IP router module(201), a system controller(202), a memory(203), a VoIP module(204), a wireless Internet module(205), a wireless communication module(206), and an antenna(207). The IP router module(201) stores the unique ID information of an IP router, the IP information of terminals, allocated at a local network, and the ID information of a mobile phone registered as a wireless phone mode. The system controller(202), operating a program stored in the memory(203), executes a wireless phone transfer registration process to register the ID information of the mobile phone to the IP router module(201), if a command to register a wireless phone mode is received from the wireless communication module(206) through the mobile phone, and to register the unique ID information of the IP router and the ID information of the mobile phone to a gatekeeper and a base station system. The VoIP module(204) executes Internet phone data communication through a network connected to a communication path appointed by the IP router module(201) in accordance with Internet phone communication standards. The wireless Internet module(205) is composed of hardware and software so that a terminal, such as a notebook PC, a desktop PC, a PDA, etc., can access the Internet through a wireless communication method. The wireless communication module(206) executes wireless interfacing for call processing with the mobile phone registered as the wireless phone mode in the IP router module(201) and the VoIP module(204).

Description

Internet access point having repeater function of cellular phone}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an internet repeater, and more particularly, to an internet wireless repeater having a mobile phone repeater function for operating a mobile phone call through an internet repeater by operating the internet repeater as a wireless repeater of a mobile phone.

As communication technology develops, telephone call technology using the Internet is widely spreading. There are two ways to make a phone call using internet phone technology in a home.

First, there is a method of using an internet phone using a computer.

When using an Internet phone with a computer, an IP address is assigned by connecting to an Internet Service Provider (ISP) using Point to Point Protocol (PPP), a modem and software for Internet access. By completing preparation for TCP / IP to run, it is possible to connect to the other host for the voice call. Subsequently, when the PC user attempts to connect to the called party by running the Internet phone program and the other party answers, the voice call is connected and the telephone call can be made.

Second, there is a method using an internet phone.

If you are using an Internet phone, instead of running your computer, connect your Internet line to your Internet phone, enter your subscriber ID and set up your gatekeeper information once, and you will be ready to use it like a regular phone. Free calls can be made to Internet phones, and at the same time, Internet phone service companies can make inexpensive calls from Internet phones to regular phones.

In recent years, the popularity of cellular mobile communication has been increasing, and the concept of a telephone is changing from a wired communication to a mobile phone using wireless communication.

Although the mobile phone is wireless and has a convenient and convenient communication reception, the mobile phone can be used only in an area where a base station is installed, and in a place where a base station is not installed or in an area where the base station is not able to receive base station radio waves normally. There is a drawback that is not available. In addition, telephone call rates were relatively expensive. In addition, in order to install a base station, there is a problem in that the place and the cost are relatively high.

In addition, since regular phones can be used in parallel, you can use the phone in multiple rooms with telephones in offices and homes.However, since Internet phones are not connected in parallel, it is inconvenient to use multiple phones at the same time. There was a point.

SUMMARY OF THE INVENTION The present invention has been made in an effort to provide an internet repeater having a mobile phone repeater function for executing a mobile phone call by operating the internet repeater as a mobile phone repeater to solve the above problems.

1 is a block diagram of an internet relay system to which the present invention is applied.

2 is a block diagram of an Internet repeater having a mobile phone repeater function according to the present invention.

3 is a block diagram of a mobile phone including a wireless telephone circuit according to the present invention.

In order to achieve the above technical problem, the Internet repeater having a mobile phone repeater function according to the present invention includes an IP router-specific ID information, IP information of terminals assigned in a local network, and mobile phone ID information registered in a wireless phone mode. An IP router module for storing a network address translation and a communication path between a source and a destination IP address of a mobile phone registered in a terminal and a cordless phone mode in a local network, and the communication designated by the IP router module according to the Internet phone communication standard. VoIP module for performing cross-conversion signal processing of analog voice signals and digital signals transmitted / received through a network connected through a path, and wireless of call processing with a cellular phone registered in a wireless telephone mode in the VoIP module and the IP router module. Wireless communication module for executing an interface and the hu When a command for registering in the wireless telephone mode is received from the phone, the mobile phone ID information is registered in the IP router module, the ID information and the mobile phone ID information unique to the IP router are transmitted to the gatekeeper and the base station apparatus. And a system controller that executes a process for registering call forward registration with ID information unique to the IP router.

In order to achieve the above technical problem, the Internet system having a mobile phone relay function to which the present invention is applied includes, in an internet mobile phone relay system, a mobile phone operating in a wireless phone mode or a mobile phone mode according to a user's selection, including a wireless phone circuit. ID information unique to the IP router, IP information of terminals assigned in the local network, and mobile phone ID information registered in a wireless phone mode, and the registered mobile phone ID information and IP router unique ID information are stored in the gatekeeper and the base station apparatus. Registers the mobile phone in the wireless phone mode by transmitting the network address translation of the mobile phone registered to the terminal and the wireless phone in the local network, and the communication path between the source and the destination IP address, and then enters the wireless phone mode by the Internet relay and wireless communication interface. Inter with a registered mobile phone An Internet repeater executing a phone call relay process, mobile phone ID information and IP router specific ID information set as a repeater by the wireless telephone mode registration process, and the mobile phone ID information corresponding to the IP router specific ID information Match the IP address to register in the conversion table, and use the conversion table to perform the conversion of the ID information and IP address unique to the IP router corresponding to the mobile phone number requested by the base station apparatus, and whether or not to permit the call request. The IP address of the IP router is matched with the mobile phone number and repeater received by the gatekeeper and the wireless phone mode registration process for authenticating the ID and registered in the database. The call signal is transmitted to the mobile phone number registered in the wireless phone mode in the database. When created with the gatekeeper It characterized in that it comprises a base station apparatus for executing the new switch request.

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

First, an internet relay system to which the present invention is applied will be described.

As shown in FIG. 1, the Internet relay system to which the present invention is applied includes the Internet 1000, a public switched public telephone network (PSTN) 2000, a wireless switched network 3000, an Internet telephone 110-1, 110-2, and a mobile phone. 120, a general telephone 130, a terminal 140, an internet repeater 150, a broadband internet modem 160, a gateway 170, a gatekeeper 180, and a base station apparatus 190.

The broadband Internet modem 160 may be applied to broadband communication standards such as an Asymmetric Digital Subscriber Line system (ADSL) communication standard with a terminal connected to a broadband Internet network, a Very High Speed Digital Subscriber Line system (VDSL) communication standard, and a cable modem communication standard. Therefore, data processing for data transmission / reception is executed. In general, broadband communication standards allow for upstream speeds of up to 8Mbps and faster upstream speeds of up to 1Mbps.

The gateway 170 includes voice control, DTMF reception, DTMF tone generation, and the like, so that voice telephone calls can be made between the Internet 1000, the PSTN 2000, and the wireless switching network 3000 having different standards. This function converts the signal specification.

The gatekeeper 180 is connected to a plurality of Internet telephones through a local area network (LAN) (not shown) or the Internet 1000. The gatekeeper 180 has a function of controlling a network, performs an authentication operation for determining whether to permit an incoming call from the outside, and controls a bandwidth change request. In addition, conversion between the telephone number and the IP address of the cellular phone registered with the Internet repeater and the wireless telephone is performed using the conversion table already registered. If the customer uses a fixed IP, the IP address corresponding to the Internet phone number in the conversion table is fixed. However, if the customer uses a dynamic IP such as an ADSL and a cable modem, the customer's Internet phone and the gatekeeper 180 Regularly exchanges information between the subscribers (the phone number of the Internet phone, H.323ID and e164ID) to always check and store the changed IP address, thereby confirming the IP address corresponding to the incoming Internet phone number to the Internet Support phone calls.

The gatekeeper 180 registers the cellular phone according to the present invention in a cordless phone mode, thereby receiving the cellular phone number (ID information) and the Internet received by the cordless phone mode registration process for operating the internet repeater 150 as a cordless phone repeater of the cellular phone. Match the unique ID of the repeater IP router to the IP address of the IP router set as the Internet repeater 150, register it in the conversion table, and use the conversion table to identify ID information of the Internet repeater corresponding to the mobile number requested to be transferred from the base station apparatus. And the IP address conversion, the call forwarding is performed, and the process of authenticating the permission of the call request is executed.

The base station apparatus 190 has a built-in database (not shown in the figure), and the database stores and matches the ID of the IP router set to the mobile phone number and the Internet repeater received by the wireless telephone mode registration process. When a call signal is generated to a cellular phone number registered as a wireless telephone, a process of executing a call forwarding request to the gatekeeper 180 through the wireless switching network 3000 is executed.

First, a communication method between internet telephones connected to the Internet 1000 will be described.

If you want to make a call from the Internet phone IP1 (110-1) to the Internet phone IP2 (110-2), enter the telephone number of the Internet phone IP2 (110-2) by using the keypad of the Internet phone IP1 (110-1). If attempted, Internet wireless repeater 150 executes an Internet phone connection process via broadband Internet modem 160. That is, the Internet wireless repeater 150 obtains the source IP address and the destination from the gatekeeper 180 by matching the destination IP address corresponding to the telephone number (ID number) of the Internet phone IP2 110-2 registered in the conversion table. Specifies the connection path of the IP address. Accordingly, it is possible to perform a voice telephone call by data communication on a designated call channel.

Next, the telephone call method of the Internet phone user and the public telephone network subscriber attempts to make a phone call by inputting the telephone number of the general telephone 130 in the Internet phone IP1 110-1 connected to the Internet 1000. Repeater 150 executes the Internet phone connection process via broadband Internet modem 160. That is, the Internet wireless repeater 150 receives the IP address of the destination gateway that manages the general telephone 130 that matches the telephone number (ID number) of the general telephone 130 registered in the conversion table from the gatekeeper 180. Acquire and specify a connection path between the source IP address and the destination gateway IP address. Accordingly, the PSTN 2000 is connected to the PSTN 2000 under the control of the gateway 170 on the receiving side to make a voice call with the general telephone 130.

Lastly, the telephone call between the Internet phone user and the wireless telephone network subscriber is similar to the above method. The internet repeater 150 obtains a gateway IP address corresponding to the mobile phone number from the gatekeeper 180, and designates a connection path. The voice call with the mobile phone connected to the wireless switching network 3000 via the base station apparatus 190 is performed by 170.

Then, the Internet repeater having a mobile phone repeater function according to the present invention will be described in detail with reference to FIG.

As shown in FIG. 2, the Internet repeater having a mobile phone repeater function according to an embodiment of the present invention includes an IP router module 201, a system controller 202, a memory 203, a VoIP module 204, and a wireless Internet. Module 205, wireless communication module 206, and antenna 207.

The IP router module 201 stores IP router-specific ID information, IP information of terminals assigned in the local network, and mobile phone ID information registered in the wireless phone mode, and stores the terminal in the local network and the mobile phone registered in the wireless phone mode. It performs a process for network address translation and communication paths between source and destination IP addresses. The IP router module 201 uses an address that is not registered as an IP address of terminals in a local network in the local network by using a network address translation (NAT) function, and uses an address registered as an IP address outside the local network. It identifies the network and the terminals in the local network share the unique IP address of the IP router assigned to the local network.

In the memory 203, the gatekeeper 180 and the base station apparatus 190 store ID information unique to the IP router set to the mobile phone number and the repeater, which are set to the Internet repeater according to the process of registering the mobile phone as a wireless telephone using the Internet repeater as a repeater. Program and data to be registered in are stored.

The system controller 202 operates a program stored in the memory 203, and when the instruction for registering with the wireless telephone is received from the mobile phone 120 through the wireless communication module 206, the IP controller module 201 is received. The mobile phone ID information is registered, and the wireless phone switch registration process of the mobile phone is executed to transmit and register the ID information and the mobile phone ID information unique to the IP router to the gatekeeper 180 and the base station apparatus 190.

The VoIP module 204 executes Internet phone data communication through a network connected to a communication path designated by the IP router module according to the Internet phone communication standard, and transmits an analog voice signal to be transmitted by an embedded codec circuit. Signal processing is performed to convert the compressed digital packet data, decompress the received digital packet data, and convert the digitized voice signal into an analog voice signal.

The wireless internet module 205 is composed of hardware and software for connecting terminals such as a notebook PC, a desktop PC, and a PDA to the Internet by a wireless communication method.

The wireless communication module 206 can be designed in two ways according to the case where a wireless telephone circuit is added to a mobile phone applied to a system for operating the Internet repeater as a mobile phone repeater, and the mobile telephone circuit is not changed. have.

First, when operating the Internet telephone as a repeater of the cellular phone without changing the circuit of the cellular phone 120, the wireless communication module 206 is a hardware and software for performing wireless communication with the cellular phone at the talk band frequency of the cellular phone. It is composed.

That is, the receiving circuit of the wireless communication module 206 is configured with a circuit for demodulating using a band pass filter of the band 824MHz to 849MHz, which is the frequency of the high frequency signal allocated to the mobile communication band, the transmission circuit is assigned to the mobile phone communication band And a circuit for modulating a high frequency signal in the 869 MHz to 894 MHz band, which is a frequency of the high frequency signal.

Secondly, in the case where the wireless telephone circuit is added to the cellular phone, the wireless communication module 206 is composed of hardware and software for executing wireless communication with the cellular phone at the talk band frequency of the cellular phone.

That is, the receiving circuit of the wireless communication module 206 is configured with a circuit for demodulating using a band pass filter of the band 914.0125 MHz to 914.9875 MHz, which is a frequency of a high frequency signal allocated to a wireless telephone call band, and the transmitting circuit is a wireless call. And a circuit for modulating a high frequency signal in a range of 959.0125 MHz to 959.9875 MHz, which is a frequency of a high frequency signal allocated to a band.

Accordingly, the internet repeater serves as a repeater of the mobile phone.

When a wireless telephone circuit is added to a cellular phone applied to a system for operating an internet telephone as a repeater of the cellular phone, the cellular phone circuit configuration is shown in FIG. 3 as an example.

As shown in FIG. 3, a mobile phone to which a wireless telephone circuit is added includes an antenna 301, a duplexer 302, first, second, third and fourth amplifiers 303, 308, 309, 314, first and second switches 304, 313, and first. 2, 3, 4 filters 305, 306, 311 and 312, a demodulator 307 and a modulator 310.

Here, the switching signal is a signal for switching and controlling the circuits according to the case where the cellular phone is registered in the cellular phone mode or in the wireless telephone mode.

The first filter 305 is a band pass filter for passing a received signal in a mobile phone call band (824 MHz to 849 MHz), and the second filter 306 passes a received signal in a wireless phone call band (914.0125 MHz to 914.9875 MHz). Band-pass filter.

In addition, the third filter 311 is a band pass filter for passing the transmission signal of the mobile phone call band (869MHz ~ 894MHz), the fourth filter 312 is a transmission signal of the wireless phone call band (959.0125MHz ~ 959.9875MHz) Bandpass filter for passing through.

First, a case in which the user sets the mobile phone to the mobile phone mode will be described.

The signal received from the antenna 301 is applied to the first amplifier 303 via the duplexer 302 and amplified and then input to the first switch 304. The input terminal of the first switch 304 is connected to the first filter 305 by a switching signal corresponding to the cellular phone mode. Accordingly, the signal band-passed by the first filter 305 is detected by the demodulator 307 after being converted into the intermediate frequency according to the oscillation frequency corresponding to the cellular phone mode by the switching signal and amplified by the second amplifier 308. And output to the speaker.

The signal received by the microphone is amplified by the third amplifier 309 and then modulated into a high frequency signal according to the oscillation frequency corresponding to the cellular phone mode by the switching signal and then applied to the third filter 311 and the fourth filter 312. do. In addition, the second switch 313 is connected to the output terminals of the third filter 311 and the fourth filter 312, the third filter 311 to pass the frequency of the mobile phone call band in the mobile phone mode according to the switching signal The output terminal of the amplifier is connected to the input terminal of the fourth amplifier 314 and amplified and then output to the antenna 301 via the duplexer 302.

Next, a case where the user sets the cellular phone to the wireless telephone mode will be described.

The signal received from the antenna 301 is applied to the first amplifier 303 via the duplexer 302 and amplified and then input to the first switch 304. The input terminal of the first switch 304 is connected to the second filter 306 by a switching signal corresponding to the wireless telephone mode. Accordingly, the signal band-passed by the second filter 306 is detected by the demodulator 307 after being converted into the intermediate frequency according to the oscillation frequency corresponding to the wireless telephone mode by the switching signal, and is then detected by the second amplifier 308. Amplified and output to the speaker.

The signal received by the microphone is amplified by the third amplifier 309 and then modulated into a high frequency signal according to the oscillation frequency corresponding to the wireless telephone mode by the switching signal, and then applied to the third filter 311 and the fourth filter 312. Is approved. In addition, the second switch 313 is connected to the output terminals of the third filter 311 and the fourth filter 312, and according to the switching signal, the fourth filter for passing the frequency of the wireless telephone call band in the wireless telephone mode according to the switching signal ( The output terminal 312 is connected to the input terminal of the fourth amplifier 314 to be amplified and then output to the antenna 301 via the duplexer 302.

By such a circuit operation, the mobile phone can operate as a wireless phone as well as the original operation of the mobile phone.

The process of registering the Internet telephone as a repeater of the cellular phone will now be described.

When a key combination for registering a mobile phone as a repeater using a keypad of the mobile phone 120 is inputted, a registration code (＃) + a mobile phone number + an end code (SND), the Internet repeater 150 is a wireless communication module 206 The signal received from the mobile phone 120 is received and analyzed by the system controller 202. When the registration code is input, the system controller 202 passes the registration code + mobile phone number + Internet phone ID + termination code (SND) to which the Internet phone ID is added via the broadband Internet modem 160. Is transmitted to the gatekeeper 180 and is also transmitted to the base station apparatus 190 through the gateway 170.

Then, the gatekeeper 180 registers the received mobile phone number and the ID of the Internet repeater set as the repeater with the IP address to which the Internet repeater is connected and registers the conversion table. In addition, the base station apparatus 190 also matches the received mobile phone number and the ID of the Internet repeater set as the repeater and registers it in the database.

Through this process, the Internet repeater can be registered with the gatekeeper 180 and the base station apparatus 190 as a repeater of the mobile phone.

And, the process of canceling the Internet phone registered as a repeater of the mobile phone is carried out in the same manner as the registration process, it can be designed with a key combination, for example, a cancellation code (*) + mobile number + end code (SND).

Next, a process of operating the Internet repeater as a repeater of the mobile phone will be described.

When a call signal is generated with a mobile phone number registered as a wireless telephone in a database of the base station device 190, the base station device 190 transmits the mobile phone number where the call signal is generated and information for requesting call forwarding to the gatekeeper 180. To send.

Then, the gatekeeper 180 converts the ID information and the IP address of the Internet repeater corresponding to the mobile phone number requested from the base station apparatus 190 by using the conversion table according to the incoming call request. Call forwarding information and a call signal are generated by an Internet repeater connected to the established IP address. Then, the Internet repeater can generate a call signal to the mobile phone through the wireless communication module 206 to respond to the mobile phone call. Accordingly, the internet repeater operates as a repeater of the mobile phone.

In addition, when attempting to make a call from the mobile phone using the Internet repeater as a mobile phone repeater, the mobile phone acts as a wireless handset of the Internet repeater having hardware and software necessary for Internet phone service, thereby making an Internet call through the mobile phone.

In an embodiment of the present invention, for convenience of description, the operation of using the Internet repeater as a mobile phone repeater has been described, but it can be used as a repeater of a wireless telephone.

Specific embodiments shown in the accompanying drawings are to be understood only as examples of the present invention, and are not intended to limit the scope of the present invention, but also various technical scope described in the present invention in the technical field to which the present invention belongs. It is obvious that the invention is not limited to the specific configurations and arrangements shown or described, as other changes may occur.

As described above, according to the present invention, by controlling the Internet repeater to be temporarily registered as a repeater of the mobile phone according to the user's request, the network repeater and terminals such as notebook PC, desktop PC, PDA, etc. You can use the Internet wirelessly without a connection and also make and receive Internet calls through the Internet network from a third place where an internet repeater is installed without using a cellular phone service using a cordless phone or mobile phone. Effect occurs.

In particular, if you use the Internet without using the mobile phone network, you can get free calls or very cheap discounted phone bills, and you can get your home or business calls back from a third place by using the Internet phone service. As a result, the roaming function can be executed both domestically and internationally.

Accordingly, the wireless phone limited in the home can be used as a mobile phone function by supporting a call in both directions even in a third region.

In addition, even in areas where cell phone base stations are not installed or in areas where base stations are installed, the effect of making a call using a mobile phone can be made even in a place where the base station cannot receive radio waves normally. The effect of making a call is generated.

Claims (7)

In the internet repeater, Stores IP router-specific ID information, IP information of terminals assigned in the local network, and mobile phone ID information registered in the cordless phone mode, and converts network addresses and sources and destinations of terminals and cordless phones registered in the wireless network mode in the local network. An IP router module for designating a communication path of an IP address; A VoIP module for performing inter-conversion signal processing of analog voice signals and digital signals transmitted / received through a network connected to a communication path designated by the IP router module according to an Internet phone communication standard; A wireless communication module executing a wireless interface of call processing between the VoIP module and a cellular phone registered in the wireless telephone mode in the IP router module; And When the command for registering in the wireless phone mode is received from the mobile phone, the mobile phone ID information is registered in the IP router module, and the ID information and mobile phone ID information unique to the IP router are transmitted to the gatekeeper and the base station apparatus. And a system controller for executing a call forwarding registration of the mobile phone ID information to the ID information unique to the IP router. The internet repeater of claim 1, further comprising a wireless internet communication module for executing an internet connection of a terminal in a local network according to a wireless communication method with the IP router module. The Internet repeater of claim 1, wherein the IP router module is connected to an Internet network through a modem for modifying / demodulating data according to a predetermined broadband communication standard. The Internet repeater of claim 3, wherein the predetermined broadband communication standard includes an Asymmetric Digital Subscriber Line system (ADSL) communication standard. The Internet repeater of claim 3, wherein the predetermined broadband communication standard comprises a VDSL communication standard. In the Internet mobile phone relay system, A cellular phone operating in a cordless phone mode or a cellular phone mode according to a user's selection, including cordless phone circuitry; ID information unique to the IP router, IP information of terminals assigned in the local network, and mobile phone ID information registered in a wireless phone mode, and the registered mobile phone ID information and IP router unique ID information are stored in the gatekeeper and the base station apparatus. Registers the mobile phone in the wireless phone mode by transmitting the network address translation of the mobile phone registered to the terminal and the wireless phone in the local network, and the communication path between the source and the destination IP address, and then enters the wireless phone mode by the Internet relay and wireless communication interface. An internet repeater for executing an internet phone call relay process with a registered cellular phone; Receiving mobile phone ID information and IP router specific ID information set as a repeater by the wireless phone mode registration process, matching the mobile phone ID information to an IP address corresponding to the ID information unique to the IP router, and registering it in the conversion table. A gatekeeper for converting IP router-specific ID information and IP address corresponding to the mobile number requested to be transferred from the base station apparatus using the conversion table, and authenticating permission of the call request; And When the call signal is generated with the mobile phone number registered in the wireless phone mode in the database by matching the unique ID of the IP router with the mobile phone number and the repeater received by the wireless phone mode registration process, the gatekeeper And a base station apparatus for performing a call forwarding request to a mobile telephone repeater. The method of claim 6, wherein the mobile phone An antenna for transmitting / receiving a signal; A duplexer connected to the antenna and outputting a transmission signal to the antenna, and outputting a reception signal received from the antenna to a first switch; A first switch for inputting a signal output from the duplexer to a first filter or a second filter according to a switching signal for determining a cellular phone mode / wireless telephone mode; A first filter for passing a received signal of a cellular phone band; A second filter for passing a received signal in a wireless telephone call band; A demodulator for inputting the outputs of the first and second filters and demodulating by applying an oscillation frequency that is variable in conjunction with the switching signal; A first amplifier for amplifying the signal output from the demodulator and outputting the amplified signal to a speaker; A modulator for modulating a signal input from a microphone by applying a variable oscillation frequency in association with the switching signal; A third filter for passing the transmission signal of the cellular phone band; A fourth filter for passing a transmission signal of a wireless telephone call band; And And a second switch for inputting the outputs of the third and fourth filters, selecting the output signal of the third filter or the fourth filter according to the switching signal, and outputting the output signal to the duplexer. Having internet system.