KR20000023925A - Auto choice apparatus of phone number and telephone docking system having the same - Google Patents

Abstract

PURPOSE: An apparatus for automatically selecting a telephone number is to automatically select an optimal communication company out of a plurality of companies, whose telephone charges system is the lowest according to a time period. CONSTITUTION: An apparatus for automatically selecting a telephone number comprises: a subscriber line interface(110) which is connected to a wire telephone so as to supply power source and detects a hook signal so as to activate the wire telephone; a tone signal receiver(120) for receiving a tone signal through the subscriber line interface from the wire telephone and converting the tone signal into a numeral; a memory(140) which has a home mode setting function to operate a mobile phone in a home mode and stores telephone charge systems of at least one communication company according to a time period; a microprocessor(130) which sets the mobile phone to the home mode and receives a telephone number converted into the numeral and selects an optimal communication company out of the companies stored in the memory and outputs a control signal so as to connect to the optimal communication company, a switching part(150) for connecting to the optimal communication company selected by the microprocessor; a codec part(160) for converting/restoring a sound signal when selecting the communication company; and a tone signal generating part(170) for generating a tone signal to the company.

Description

Automatic choice apparatus and phone docking system having the same

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a communication device, and more particularly, to a telephone number automatic selection device and a telephone docking system that can use a general telephone and a mobile phone simultaneously.

In general, telephones used in homes make phone calls through the PSTN network and are inexpensive. And mobile phones make telephone calls through wireless networks, and the price is usually higher than that of ordinary telephones.

However, in the case of a short call during late night time or other limited time, the call charge of the mobile phone may be low.

In the future, the price difference will vary greatly depending on the carriers. Therefore, there will be a need for a device that selects and selects a telecommunications provider having the lowest rate system for each time carrier.

The technical problem to be achieved by the present invention is that the user can use the conventional telephone used in the existing wired environment wirelessly, and automatically selects the phone number in charge of the interface between the mobile phone and the general telephone to select the optimal carrier for each time zone An apparatus and a telephone docking system having the same are provided.

Figure 1 shows the internal configuration of the automatic telephone number selection device according to the present invention.

Figure 2 shows the internal configuration of the telephone docking system having a telephone number automatic selection device according to the present invention.

Figure 3 shows an embodiment in which a mobile phone is mounted on a telephone docking system having a telephone number automatic selection device according to the present invention.

The telephone number automatic selection device according to the present invention for solving the above technical problem is connected to a landline telephone subscriber line interface to supply power to the landline telephone and detect a hook signal to activate the wireline telephone; A tone signal receiving unit which receives a tone signal generated from the wireline telephone through the subscriber line interface and converts the tone signal into a number; A memory for storing a home mode setting function for transmitting a specific signal to the mobile phone to operate the mobile phone in a home mode, and at least one local / international / international telephone fare system according to time slots; Determining whether the mobile phone is installed or not, set the mobile phone to the home mode, receive a phone number converted into a number from the tone signal receiver, and receive at least one local / international / international call fee of at least one communication service provider stored in the memory. A microprocessor which checks the time and number to make a telephone call in the system and selects a telecommunications provider having the lowest rate, and outputs a control signal to connect the telephone to the telecommunications carrier; A switch unit which connects with a general telephone line if the communication service provider selected by the microprocessor is a general telephone operator and connects with a mobile communication line when the communication operator selected by the microprocessor is a mobile communication operator; A codec unit for converting a voice signal into an AD signal and converting the received signal into a DA signal to restore the voice signal when the mobile communication service provider is selected by the control signal; A tone signal generator for generating a tone signal to a communication service provider selected by the microprocessor; A telephone line interface connected to a PSTN network for transmitting the tone signal to a telephone of the other party; And a mobile phone interface in charge of an interface between the microprocessor and the mobile phone and transmitting a digital voice signal output from the codec unit to the mobile phone.

Telephone docking system having a telephone number automatic selection device according to the present invention for solving the technical problem is a hook signal detection unit for detecting a hook signal when the user lifts the handset; A memory for storing a home mode setting function for transmitting a specific signal to the mobile phone to operate the mobile phone in a home mode, and at least one local / international / international telephone fare system according to time slots; A keypad for entering a telephone number; If it is determined whether the mobile phone is installed, the mobile phone is set to the home mode, and a number to be called using the keypad is input, and the call is made from the local / international / international telephone fee system of various communication providers stored in the memory. A microprocessor which checks a time and number for dialing and selects a telecommunications provider having the lowest rate, and outputs a control signal so that a telephone is connected to the telecommunications carrier; A codec unit for reconstructing the voice signal by A / D conversion of the voice signal and D / A conversion of the received signal in order to transmit the voice signal to the digital network when the mobile communication provider is selected by the control signal; A mobile phone interface in charge of an interface between the microprocessor and a mobile phone and transmitting a digital voice signal output from the codec unit to the mobile phone; A switch unit which connects a general telephone line and a telephone handset if the communication service provider selected by the microprocessor is a general telephone operator, and connects the codec unit and the telephone handset when the communication service provider selected by the microprocessor is a mobile communication operator; A tone signal generator for generating a tone signal to a communication service provider selected by the microprocessor; And a telephone line interface connected to the PSTN network to transmit the tone signal output from the tone signal generator to the other party's telephone.

Hereinafter, the present invention will be described with reference to the drawings.

1 shows an automatic telephone number selection device according to the present invention, wherein the subscriber line interface 110, the tone signal receiving unit 120, the microprocessor 130, the memory 140, the switch unit 150, and the codec unit 160, the tone signal generator 170, the telephone line interface 180, and the mobile phone interface 190.

The subscriber line interface 110 is connected to a wireline telephone to supply power to the wireline telephone and detect a hook signal to activate the wireline telephone.

The tone signal receiving unit 120 receives the tone signal generated from the landline through the subscriber line interface 110 and converts the tone signal into a number.

The microprocessor 130 receives the converted number from the tone signal receiving unit 120 and checks the time and number to make a call in the local / international / international telephone fare system of at least one communication service provider stored in the memory. One carrier is selected, and a control signal is output to the switch unit 150 so that a telephone is connected to the carrier.

The memory 140 stores at least one local time / international / international telephone fee system of at least one telecommunication service provider.

The switch unit 150 connects the communication service selected by the microprocessor 130 to a general telephone line and connects with the general phone line, and if the communication service provider selected by the microprocessor 130 is a mobile communication service, connects the mobile communication line to the mobile communication line. .

When the mobile communication service provider is selected by the control signal, the codec unit 160 converts the voice signal to the AD signal and converts the received signal into the DA to restore the voice signal.

The tone signal generator 170 generates a tone signal to a communication service provider selected by the microprocessor.

The telephone line interface 180 is connected to the PSTN network to transmit the tone signal to the other party's telephone.

The mobile phone interface 190 is responsible for the interface between the microprocessor 130 and the mobile phone, and transmits the digital voice signal output from the codec unit 160 to the mobile phone.

The interface device between the landline phone and the mobile phone of FIG. 1 configured as described above is used by connecting a general home landline phone and a mobile phone, and the operation of the interface device between the landline phone and the mobile phone is as follows.

The landline is connected to subscriber line interface 110 and the cellular phone is connected to cell phone interface 190.

When a user inputs a telephone number using the wired telephone, a tone signal is output through the subscriber line interface 110. The tone signal receiving unit 120 receives the tone signal and converts the received tone signal into numeric data. Microprocessor 130 analyzes the numeric data.

The microprocessor 130 obtains optimal information on international / international / international telephone rates from the received telephone number from the memory 140 in which information on international / international / international telephone rates by time of the carriers is stored. do.

For example, it analyzes the prefix number of each service provider and recognizes that it is a long distance / city / international telephone number. The recognized prefix number attempts to make a call to the cheapest operator in the current time zone.

If the telephone user enters 001-xxx-xxxx and the service provider provides the lowest rate at the current time, 002-xxx-xxxx attempts to connect to the telephone.

The microprocessor 130 determines whether the communication service provider selected is a wire communication service provider or a wireless communication service provider and outputs a control signal to the switch unit 150 depending on whether to connect to the PSTN or the wireless network.

If the communication service provider selected from the microprocessor 130 is a wire communication service provider, the microprocessor 130 sends a control signal to the switch unit 150 to use the PSTN network.

The tone signal generation unit 170 converts the numeric data corresponding to the prefix number selected by the microprocessor 130 and the telephone number input by the user into a tone signal, and generates the tone signal, and through the telephone line interface 180. The tone signal is transmitted to the other party's phone.

If the communication service provider selected from the microprocessor 130 is a wireless communication service provider, the microprocessor 130 transmits a control signal to the switch unit 150 to use the wireless network, and the user's telephone receiver is connected to the codec unit 160. The connection is established.

The codec unit 160 restores the voice signal by A / D conversion of the voice signal and D / A conversion of the received digital signal in order to transmit the voice signal output from the telephone receiver of the user to the wireless network.

When the digital signal output from the codec unit 160 is transmitted to the wireless network base station through the mobile phone connected to the mobile phone interface 190, the wireless network base station transmits the digital signal to the mobile phone of the other network.

In addition, in order to use as a means of communication at home through a mobile phone used outdoors, by connecting to the interface device between the landline phone and the mobile phone according to the present invention can communicate with a general telephone charge. The protocol related to this is provided by a communication service provider (SK Telecom, Korea Telecom Freetel, etc.), and is programmed to send and receive messages in the mobile phone and the wired telephone period through the interface device between the wired telephone and the mobile phone according to the present invention.

2 illustrates a telephone docking system having an automatic telephone number selection system according to the present invention, the handset 200, the hook signal detecting unit 210, the switch unit 215, the codec unit 220, the mobile phone interface 225, a microprocessor 230, a keypad 240, a memory 250, a tone signal generator 260, a speaker 265, and a telephone line interface 270.

The hook signal detector 210 detects a hook signal when the user lifts the handset 200.

The switch unit 215 connects the general telephone line and the telephone receiver if the communication service provider selected by the microprocessor 230 is a general telephone operator, and if the communication service provider selected by the microprocessor 230 is a mobile communication operator, the codec unit ( 220) and the telephone handset.

When the mobile communication service provider is selected by the control signal output from the microprocessor 230, the codec unit 220 converts the voice signal into an AD signal and converts the received signal into a DA signal so as to transmit the voice signal to the digital network. Restore

The mobile phone interface 225 is responsible for the interface between the microprocessor 230 and the mobile phone, and transmits the digital voice signal output from the codec unit 220 to the mobile phone.

The microprocessor 230 determines whether the mobile phone is installed, sets the mobile phone to the home mode, and inputs a number to call using the keypad 240, according to time slots of various communication providers stored in the memory 250. Check the time and number to make a call from the local / international / international calling fare system and select the telecommunications provider with the lowest rate, and determine whether the telecommunications operator is a wireline carrier or a mobile operator and control the signal so that the call is connected. Output

The keypad 240 is a pad for entering a telephone number.

The memory 250 stores a home mode setting function for transmitting a specific signal to the mobile phone to operate the mobile phone in a home mode, and stores at least one local operator's time / zone / international telephone fee system.

The tone signal generator 260 generates a tone signal to a communication service provider selected by the microprocessor 230.

The speaker 265 outputs a tone signal output from the tone signal generator 260.

The telephone line interface 270 is connected to the PSTN network to transmit the tone signal to the other party's telephone.

The telephone docking system of FIG. 2 configured as described above includes an interface device that can be used by connecting a mobile phone to a general domestic wired telephone, and the operation of the telephone docking system is as follows.

When the user enters the telephone number through the keypad 240 by picking up the handset 200, the microprocessor 230 recognizes a hook off state, blocks the circuit in the PSTN direction, and analyzes the user's dialing. .

The microprocessor 230 obtains optimal information on international / international / international telephone rates from the received telephone number from the memory 250 in which information on international / international / international telephone rates by time of the carriers is stored. do.

For example, it analyzes the prefix number of each service provider and recognizes that it is a long distance / city / international telephone number. The recognized prefix number attempts to make a call to the cheapest operator in the current time zone.

If the telephone user enters 001-xxx-xxxx and the service provider provides the lowest rate at the current time, 002-xxx-xxxx attempts to connect to the telephone.

The microprocessor 230 determines whether the communication service provider selected is a wire communication service provider or a wireless communication service provider, and outputs a control signal to the switch unit 210 according to whether to connect to a PSTN or a wireless network.

If the communication service provider selected in the microprocessor 230 is a wire communication service provider, the microprocessor 230 transmits a control signal to the switch unit 210 to use the PSTN network.

The tone signal generator 260 generates a tone signal of a prefix number selected by the microprocessor 230 and a telephone number input by the user from the keypad 240, and the tone signal through the telephone line interface 270. To the other party's phone.

If the communication service provider selected in the microprocessor 230 is a wireless communication service provider, the microprocessor 230 transmits a control signal to the switch unit 210 to use the wireless network, and the user's telephone receiver is connected to the codec unit 220. The connection is established.

The codec unit 220 restores the voice signal by A / D conversion of the voice signal and D / A conversion of the received digital signal in order to transmit the voice signal output from the telephone receiver of the user to the wireless network.

3 is a view illustrating an embodiment in which a mobile phone is mounted on a telephone docking system equipped with an automatic telephone number selection system according to the present invention. In order to use it as a communication means at home through a mobile phone used outdoors, the telephone docking system is connected to the telephone docking system. You can communicate at regular phone rates. The protocol related to this is provided by communication providers (SK Telecom, Korea Telecom Freetel, etc.) and is programmed to send and receive messages between mobile phones and telephone docking systems.

1 to 2 share the following common functions.

When dialing international or long distance, it automatically dials prefixes of low-cost wired / wireless carriers, connects to low-cost carriers for each time zone, and has the function of downloading telephone rate information of each operator.

And, the function of downloading the telephone fee information of each operator is as follows.

Service providers provide their time-of-day telephone bills and this information is provided through DTMF or SMS data services on the telephone.

The information update method is performed through periodic access, user input, broadcast information of a wireless carrier, etc., and wirelessly updates information using SMS data, and uses wireline service to update information.

The line is connected to a telecommunications carrier that is optimally charged to the telephone user based on the phone bill information of the telecommunications carriers updated by the above method.

Therefore, updating of the optimal service provider table for each time zone may activate or deactivate the function according to the request of the telephone user. In addition, if there is an input from the telephone user in the enabled / disabled state, the optimal service provider table is updated according to the time zone.

The drawings and specification are merely exemplary of the invention, which are used for the purpose of illustrating the invention only and are not intended to limit the scope of the invention as defined in the appended claims or claims. Therefore, those skilled in the art will understand that various modifications and equivalent other embodiments are possible from this. Therefore, the true technical protection scope of the present invention will be defined by the technical spirit of the appended claims.

According to the present invention, there is an advantage that the user can save the telephone bill by making a telephone call by selecting the cheapest telecommunications provider among the various telecommunications operators local time zone / intercity / international telephone billing system.

In addition, the mobile phone and home phone can be selected and used to maximize the utilization of the mobile phone.

Claims (9)

A subscriber line interface connected to a landline telephone to supply power to the landline telephone and detect a hook signal to activate the landline telephone; A tone signal receiving unit which receives a tone signal generated from the wireline telephone through the subscriber line interface and converts the tone signal into a number; A memory for storing a home mode setting function for transmitting a specific signal to the mobile phone to operate the mobile phone in a home mode, and at least one local / international / international telephone fare system according to time slots; Determining whether the mobile phone is installed or not, set the mobile phone to the home mode, receive a phone number converted into a number from the tone signal receiver, and receive at least one local / international / international call fee of at least one communication service provider stored in the memory. A microprocessor which checks the time and number to make a telephone call in the system and selects a telecommunications provider having the lowest rate, and outputs a control signal to connect the telephone to the telecommunications carrier; A switch unit which connects with a general telephone line if the communication service provider selected by the microprocessor is a general telephone operator and connects with a mobile communication line when the communication operator selected by the microprocessor is a mobile communication operator; A codec unit for converting a voice signal into an AD signal and converting the received signal into a DA signal to restore the voice signal when the mobile communication service provider is selected by the control signal; A tone signal generator for generating a tone signal to a communication service provider selected by the microprocessor; A telephone line interface connected to a PSTN network for transmitting the tone signal to a telephone of the other party; And And a mobile phone interface in charge of the interface between the microprocessor and the mobile phone and transmitting a digital voice signal output from the codec unit to the mobile phone. The method of claim 1, wherein the microprocessor Automatic telephone number selection device, characterized in that for configuring the optimal service provider table for each time zone by reading the local / long distance / international call charges for each service provider stored in the memory. The method of claim 1, wherein the microprocessor When a user enters a dial number, the prefix and the incoming telephone number are separated from all dial numbers, and if a prefix exists in the separated dial number, redialing to the cheapest operator at the current time. Automatic telephone number selector characterized in that dialing by phone. The method of claim 1, The local / international / international telephone fee system for each service provider stored in the memory It is made through periodic access, user input, and broadcasting information of telecommunication service provider.In wireless, SMS, data update local / international / international call fee system information by telecommunication service provider, and local / international / international call fee in wired service Automatic telephone number selection device, characterized in that by updating the service information of the local, long-distance, international call fare system by service provider using the service of the system information provider. Hook signal detection unit for detecting the hook signal when the user lifts the handset; A memory for storing a home mode setting function for transmitting a specific signal to the mobile phone to operate the mobile phone in a home mode, and at least one local / international / international telephone fare system according to time slots; A keypad for entering a telephone number; If it is determined whether the mobile phone is installed, the mobile phone is set to the home mode, and a number to be called using the keypad is input, and the call is made from the local / international / international telephone fee system of various communication providers stored in the memory. A microprocessor which checks a time and number for dialing and selects a telecommunications provider having the lowest rate, and outputs a control signal so that a telephone is connected to the telecommunications carrier; A codec unit for reconstructing the voice signal by A / D conversion of the voice signal and D / A conversion of the received signal in order to transmit the voice signal to the digital network when the mobile communication provider is selected by the control signal; A mobile phone interface in charge of an interface between the microprocessor and a mobile phone and transmitting a digital voice signal output from the codec unit to the mobile phone; A switch unit which connects a general telephone line and a telephone handset if the communication service provider selected by the microprocessor is a general telephone operator, and connects the codec unit and the telephone handset when the communication service provider selected by the microprocessor is a mobile communication operator; A tone signal generator for generating a tone signal to a communication service provider selected by the microprocessor; And And a telephone line interface connected to a PSTN network for transmitting the tone signal output from the tone signal generator to a telephone of the other party. The method of claim 5, And a charger for charging the mobile phone, wherein the charger is attached to a predetermined position. The method of claim 5, wherein the microprocessor A telephone docking system having an automatic telephone number selection device, characterized in that for configuring the optimal carrier table for each time zone by reading local / international / international telephone charges for each carrier in the memory. The method of claim 5, wherein the microprocessor When a user enters a dial number, the prefix and the incoming telephone number are separated from all dial numbers, and if a prefix exists in the separated dial number, redialing to the cheapest operator at the current time. A telephone docking system having an automatic telephone number selector, characterized in that by dialing by telephone. The method of claim 5, The local / international / international telephone fee system for each service provider stored in the memory It is made through periodic access, user input, and broadcasting information of telecommunication service provider.In wireless, SMS, data update local / international / international call fee system information by telecommunication service provider, and local / international / international call fee in wired service A telephone docking system having an automatic telephone number picking device, characterized in that for updating the local / long distance / international telephone fare system information for each service provider by using the service of the system information provider.