JP2002164993A - Telephone terminal operating method and telephone terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a telephone terminal that a user can simply and remotely operate without the aid of other people and to provide its operating method by which no special device for the operation is required and a reply with respect to an instruction can visually be confirmed. SOLUTION: In the case of operating the telephone terminal at a remote place via a telephone line network, after a 1st telephone terminal enters an instruction as voice information to a 2nd telephone terminal via the telephone line network, the 2nd telephone terminal converts the instruction into character information and the 2nd telephone terminal executes the instruction converted into the character information. Furthermore, the 2nd telephone terminal informs a prescribed mobile communication terminal about the response with respect to the instruction as character information if necessary.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to remote control of a telephone terminal, and more particularly to a technique for obtaining desired data from a telephone terminal having a database for storing an electronic telephone directory or the like.

[0002]

2. Description of the Related Art It is not unusual for a person to know his / her contact information at his / her seat, but not to know his / her contact information because he / she is away from his / her seat. For example, if the telephone number of the other party is registered in the telephone at your desk and you are using abbreviated dialing to contact you, it is rarely motivated to copy it in your personal notebook etc.
Also, there is almost no chance of actually dialing the phone number, so there is no need to remember it. However, it is common to register with abbreviated dialing with a person who frequently contacts, and there is a high possibility that such a person needs to be contacted from outside.

[0003] In the above situation, when trying to know a contact without returning to his / her seat from outside, he or she often calls a person who knows the contact of the other party to be examined. Specifically, you will call your company or your department to have a colleague or boss check it, or call your home to ask your family to check, but in any case if there is no person to ask, contact I don't know, and even if found, I'll bother them.

[0004]

SUMMARY OF THE INVENTION The present invention has been made in view of the above situation, and the problem to be solved by the present invention is to allow a user to connect a remote telephone terminal without the help of another person. It must be able to be operated, in which case the operation is simple, no special device is required to operate it, and the response to the command can be visually confirmed.

[0005]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention relates to a method for operating a remote telephone terminal via a telephone line network. A step of inputting a command as voice information to the second telephone terminal, a step of converting the command into text information by the second phone terminal, and a step of executing the command converted into text information by the second phone terminal. A method for operating a telephone terminal is provided.

According to this method, when a command is given from a first telephone terminal (for example, a telephone terminal such as a public telephone) to a second telephone terminal (for example, a home or office telephone terminal), the command is simply issued. Is fine. For this reason, there is no need to prepare a special device for inputting commands. Further, the difficulty of the operation can be reduced.

In this method, if the second telephone terminal authenticates the user of the first telephone terminal before executing the command, the number of users can be restricted. As a user authentication method, for example, there is authentication based on a voiceprint of a voice input via a telephone line network.

Further, the second telephone terminal may transmit a response to the execution of the command to a third telephone terminal (for example, a user's portable telephone) via a telephone line network. In particular, if this response is transmitted as character information, the content of the response can be visually confirmed. In order to determine the transmission destination of the response, prior to execution of the command, the response may be transmitted to a third telephone terminal predetermined by the user of the first telephone terminal authenticated by the second telephone terminal. . Further, the specification of the response including the correspondence between the code and the character may be determined according to the communication carrier of the destination telephone terminal.

As an example of the operation contents, a case is considered in which the second telephone terminal has a database and gives an instruction to operate the database to the second telephone terminal.

The present invention provides the following telephone terminal as a telephone terminal for realizing such a telephone operation method. That is, the present invention provides a telephone terminal comprising: means for converting voice information input via a telephone network into character information; and means for executing a command included in the character information. I will provide a.

[0011] The telephone terminal may include an authentication means for authenticating a user of another connected telephone terminal. As an example of this authentication means, there is one which authenticates a user based on a voiceprint of a voice input via a telephone line network.

In this telephone terminal, a response to the execution of the command may be transmitted to another telephone terminal via the telephone line network. In this case, the response may be transmitted as character information. In addition, the apparatus further comprises means for authenticating the user of the other connected telephone terminal, and means for storing the correspondence between the user and the telephone terminal to which the response is to be sent, and responding to the telephone terminal corresponding to the authenticated user. May be transmitted. When determining the destination of the response, the response may be transmitted to the telephone terminal specified in the command. When the specification of the response is determined, it may be determined according to the communication carrier of the telephone terminal of the transmission destination.

This telephone terminal may have a database. In this case, it is conceivable to operate the database according to the instruction.

[0014]

BEST MODE FOR CARRYING OUT THE INVENTION First Embodiment A communication system 1 will be described as an embodiment of the present invention.
Referring to FIG. 1, in a communication system 1, a telephone terminal 10
Are connected to the public line network 20. An outside line telephone 30 is connected to the public line network 20. Outside line telephone 30
Is an outside line telephone such as a public telephone. Further, a mobile communication terminal 50 can be connected to the public line network 20 via a free message center 40. In addition, the telephone numbers of the single telephone 10, the outside line telephone 30, the free message center 40, and the mobile communication terminal 50 are sequentially Na, N
b, Nc and Nd. The telephone number searched by the telephone terminal 10 is set to Nt.

The free message center 40 relays a free message received via the public line network 20, that is, character data or image data to the mobile communication terminal 50 of the transmission destination. The mobile communication terminal 50 is a mobile phone or a PHS (personal hardware) having a display device such as a liquid crystal display.
It is an and phone system terminal that can display character data received from the free message center 40. Note that the character code system used in the free message and the amount of data that can be transmitted in one free message are different for each mobile communication company that operates the free message center 40 and the mobile communication terminal 50.

The telephone terminal 10 includes a reception / transmission unit 11, a voice data storage unit 12, a voice recognition unit 13, and a database unit 1.
4. Character message creation / conversion unit 15 and control unit 16
Consists of Hereinafter, each unit of the telephone terminal 10 will be described.

The receiving / transmitting section 11 automatically recognizes and answers an incoming call from the public line network 20 to the telephone terminal 10, and transmits voice guidance to the transmitting terminal. Also,
A free message is transmitted by connecting to the free message center 40 via the public line network 20.

The audio data storage unit 12 stores the input audio data and outputs the stored audio data in response to an external request.

The voice recognition section 13 decodes the input voice data by using voice recognition technology and outputs it as character information. The voice recognition unit 13 has a voiceprint of an authorized user of the telephone terminal 10 registered in advance, and utters voice data by comparing the registered voiceprint with the voiceprint of the input voice data. Performs person authentication.

The database unit 14 stores information on an individual's name or company name and its telephone number, and also stores the telephone number of the mobile communication terminal 50 possessed by the authorized user of the telephone terminal 10 and the name of the mobile communication company. Is stored.

The text message creation / conversion unit 15 converts the information to be transmitted into a data format specified in advance by the mobile communication carrier to which the mobile communication terminal 50 subscribes. Therefore, the text message composer / converter 15
Stores a free message conversion table for converting information into a predetermined data format and a telephone number of the free message center 40 of each mobile communication carrier.

The control unit 16 has a function of confirming whether or not the voice data of the individual accessing the telephone terminal 10 has been stored in the voice data storage unit 12, and a function of recognizing the voice data stored in the voice data storage unit 12 by the voice recognition unit 13. And a function to search for necessary information from the information stored in the database unit 14 based on the voice data information decoded by the voice recognition unit 13 and to create a text message based on the searched information. -It has a function to send to the conversion unit 15.

The control section 16 controls the operation of the telephone terminal 10 as a whole by coordinating the operation of each section of the telephone terminal 10. Specifically, it is determined whether or not the voice data storage unit 12 stores voice data input to the telephone terminal 10 via the public line network 20. The voice data is transmitted from the voice data storage unit 12 to the voice recognition unit 13, and the voice recognition unit 13 decodes the voice. Based on the information decoded by the voice recognition unit 13, the database unit 14 is searched for necessary information. The information searched by the database unit 14 is transmitted to the text message creating / converting unit 15.

Subsequently, referring to FIG. 2, after the outside line telephone 30 makes a call to the telephone terminal 10 and inputs the search condition by voice,
The operation of the telephone terminal 10 until the mobile communication terminal 50 receives data satisfying the search condition from the telephone terminal 10 as character information will be described. Here, the name of the individual or the name of the company (hereinafter, referred to as name, etc.) and the telephone number thereof have been registered in the telephone terminal 10 in advance, and the name and the like are input as voices from the external telephone 30 as search conditions. Its phone number N
t is received by the mobile communication terminal 50 as character information.

When the accessor makes a telephone number N from the outside telephone 30
When the telephone terminal 10 is accessed via the public line network 20 by dialing “a”, the reception / transmission unit 11
Automatically recognizes and responds to incoming calls from, and outputs voice guidance to the speaker of the external telephone 30 (step A).
1, A2).

According to the voice guidance, the accessor speaks the name of the person who wants to know the telephone number Nt into the microphone of the external telephone 30 and then disconnects the telephone (step A).
3). At this time, the telephone terminal 10 stores the name spoken by the accessor in the voice data storage unit 106 (step A).
4).

When the control section 16 confirms that the voice data is stored in the voice data storage section 12, it causes the voice recognition section 13 to send the voice data stored in the voice data storage section 12. Next, the control unit 16 instructs the voice recognition unit 13 to decode the voice and specify the access person. The name and the like sent as voice data from the control unit 16 are stored in the voice recognition unit 13.
Is converted to a text format using a speech recognition technology. While the voice data is converted using the voice recognition technology in this manner, the voice recognition unit 13 compares the voice data transmitted from the control unit 16 with the regular access data registered in the voice recognition unit 13 in advance. Using the voiceprint of the person, the name of the person who has accessed the telephone terminal 10 is specified (step A5).

The voice recognition unit 13 sends back the name and the like, which are search conditions converted into text, and the name information of the specified accessor to the control unit 16. The control unit 16 searches the database unit 14 for data that satisfies the search conditions based on the search conditions and the name information of the accessor sent from the voice recognition unit 13 (step A6). If a telephone number corresponding to the name or the like of the search condition exists, the database unit 14
Outputs the telephone number information to the control unit 16 (step A).
7) If the corresponding telephone number information does not exist, it is output that a telephone number matching the name or the like is not registered (step A8).

In this way, the telephone number Nt that satisfies the search condition is searched, and at the same time, the accessor name specified in step A5 is searched for, and the communication carrier name and the telephone number Nd of the mobile communication terminal 50 possessed by the accessor are extracted (step A5). A9).

The control unit 16 controls the telephone number Nt (or a message for which the relevant person has not been registered) obtained in steps A6 to A8.
And the telecommunications carrier name and the telephone number Nd of the mobile communication terminal 50 obtained in step A9 are sent to the text message creation / conversion unit 15. The text message creation / conversion unit 15
The destination, that is, the message specification such as the character code system specified by the communication carrier of the mobile communication terminal 50,
The information received from the control unit 16 is converted. The specifications of the messages that can be received by each communication carrier are stored in advance as a free message conversion table. Similarly, the telephone number Nc of the free message center 40 of each communication carrier is registered in advance. The text message creation / conversion unit 15 refers to the free message conversion table and searches for the telephone number N.
A free message that includes t and conforms to the message specifications of the destination communication carrier is created (step A10).

The created free message includes the telephone number Nc of the free message center 40, the mobile communication terminal 50
Is transmitted to the receiving / transmitting section 11 together with the telephone number Nd of.
The receiving / transmitting unit 11 makes a call to the telephone number Nc to access the free message center 40, and transmits the free message and the telephone number Nd to the free message center 40 via the public network 20 (step A11).

The free message center 40 transfers a free message to the designated telephone number Nd.
The mobile communication terminal 50 receives the free message and displays the content as a text message to the accessor.
As a result, the telephone number Nt corresponding to the name or the like input by voice on the outside line telephone 30 is displayed on the display device of the mobile communication terminal 50 (step A12).

Next, a specific example will be described.

[0034] When the access user enters the telephone terminal 1 from the outside line telephone 30.
When the telephone terminal 10 accesses 0, the telephone terminal 10 automatically responds and plays a voice guidance such as "Please state the name or company name of the individual whose information you want to know." (Steps A1, A
2).

According to the voice guidance, the accessor
Speak into the handset the name or company of the individual whose phone number you want to know. Here, the name or company name of the individual spoken by the accessor is set to "Aioe" (step A3).

The voice "aiueo" is transmitted to the receiving / transmitting unit 11
Is stored in the voice data storage unit 12 (step A).
4).

The control unit 16 outputs the audio data "Aioueo"
Is stored, the voice data "aiueo" is sent to the voice recognition unit 13 to be decoded. The voice recognition unit 13 converts the voice data “Aioeo” into text and generates the text data “Aioeo”. Also, the accessor is specified based on the voiceprint of the accessor registered in advance. Here, the name of the access person specified by the voice recognition unit 13 is set to “Kakikukeko” (step A5).

When the decryption is completed, the text data "Aioe" which is the decrypted content and the text data "Kakikukeko" of the name of the accessor are sent back to the control unit 16. The control unit 16 searches the database unit 14 for telephone number information corresponding to the text data “aiueo” and “kakikukeko”.

First, a telephone number registered in the database unit 14 is searched using the text data "Aieo" as a search key. If the corresponding telephone number is registered, the telephone number is extracted, and if not, data indicating "unregistered" is extracted. Here, as the telephone number corresponding to the name "Aioe", "XX-XXXXX"
-○○○○ ”is registered (Step A
6, A7, A8).

On the other hand, using the accessor name “Kakikukeko” as a search key, the mobile communication terminal 5
A search is made for a telephone number of 0 and the name of the communication carrier of the mobile communication terminal 50. Here, the searched communication carrier name is "A company", and the information of the telephone number of the mobile communication terminal 50 owned by the accessor is "XXX-XXXXXX-XXXXXX" (step A9).

When the search is completed, the control unit 16 sets the telephone number and the name of the person whose telephone number you want to know
― ○○○○ ― ○○○○ 」, the name of the telecommunications carrier“ A company ”, and the telephone number of the mobile communication terminal 50“ xx-xxxxx-x ”
"Xxx" is sent to the text message creation / conversion unit 15. The text message creation / conversion unit 15 receiving this message firstly
“A company” registered in advance in the text message creation / conversion unit 15 using the carrier name “A company” as a search key
The corresponding free message conversion table and the telephone number of the free message center 40 of "A company" are acquired. continue,
The text message creation / conversion unit 15 refers to the obtained free message conversion table and matches the free message specification of “A vendor” with the name and telephone number of the person whose telephone number you want to know, “Aioe OO—OOO. Create a free message containing "○-○○○○○". (Step A10) Here, the telephone number of the free message center 40 of “A company” is “業 者-△△△△-△△△△”.

The text message creation / conversion unit 15 outputs the free message “Aioe ○-○-○ -―- ○
○ ”, the telephone number of the accessor's mobile communication terminal 50“ XX ”
-Xxxxxx-xxxxx "and the telephone number" フ リ ー-△△△△-△△ "of the free message center 40 of" A company "
Δ △ ”to the reception / transmission unit 11. Reception / transmission unit 11
Calls the telephone number "△△-△△△△-△△△△" and connects to the free message center 40 of "A company", and the free message "Aioo OO-OOOOOO-OOOO"
○ ”and the telephone number of the mobile communication terminal 50 of the accessor“ XX-XXXXXX-XXXXXX ”are transmitted to the free message center 40 (step A11).

The transmitted free message "AIUEO OO-OOOO-OOOO" is converted into a text message at the free message center 40 and transmitted to the mobile communication terminal 50 owned by the accessor. Finally,
If the mobile communication terminal 50 is "Aioueo
Display on the screen the character information that includes "○○○" (Step A
12).

By the operations in steps A1 to A12,
For example, by accessing a single telephone of the company from outside and simply saying the name or company name or the like, a desired telephone number can be obtained as a text message to a mobile communication terminal such as a portable telephone.

Here, the search condition is input from the outside line telephone 30 and the search result is output from the mobile communication terminal 50. However, the terminal for inputting the search condition and the terminal for outputting the search result are the same terminal. You may. When the mobile communication terminal 50 is used for both input and output in this way, authentication using the caller telephone number of the mobile communication terminal 50 may be used instead of authentication using a voiceprint when authenticating an accessor.

2. Second Embodiment The operation of the second embodiment will be described below with reference to FIGS.

The access person accesses the telephone terminal 10 from the outside line telephone 30 such as a public telephone through the public line network 20. The receiving / transmitting unit 11 automatically recognizes and responds to an incoming call from the public line network 20, and outputs voice guidance (steps B1 and B2).

The accessor who has heard the voice guidance inputs a desired command to the telephone terminal 10 by voice. To send the registered contents of the database unit 14 to someone else, the accessor first speaks into the handset the name of the party whose search result is to be sent, then speaks "transfer", and furthermore the telephone number. Say the name or company of the person who is trying to search for. On the other hand, when newly registering data in the database unit 14, after voice guidance, "Registration" is uttered, and then the name or company name of the individual to be registered and the corresponding telephone number are uttered. The call is terminated (step B3).

The voice data uttered by the accessor is temporarily stored in the voice data storage unit 12 (step B).
4). When confirming that the voice data storage unit 12 stores the voice data, the control unit 16 sends the voice data to the voice recognition unit 13 and instructs the voice recognition unit 13 to decode the voice data. The speech recognition unit 13 converts the speech data into text data using a speech recognition technique, and sends the text data to the control unit 16. The control unit 16 that has received the text data analyzes the data and checks whether or not the data includes the character string “registration” or “transfer” (step B6,
B8).

If the character string "registration" is confirmed, the control unit 16 accesses the database unit 14 and registers the text data following the character string "registration" in the database unit 14 (step B7).

On the other hand, if the character string “transfer” is confirmed,
The control unit 16 determines that the text data existing before the character string “transfer” is the transfer destination of the searched data, and determines the telephone number of the mobile communication terminal corresponding to the text data of the preceding part and the communication of the mobile communication terminal. Database name 1 with business name
A search is made in step 4 (step B9). Subsequently, the control unit 16
Determines that the text data following the character string "transfer" is a name or the like serving as a search key, and searches the database unit 14 for a telephone number corresponding to the text data at the end of the text data. If there is no corresponding telephone number, the database unit 14
Outputs that registration has not been performed (steps B11, B12, B
13).

The control unit 16 sends the telephone number of the transfer destination mobile communication terminal, the name of the communication carrier, and the search result to the text message creation / conversion unit 15. Subsequent processing is the same as in the first embodiment, and a description thereof will be omitted.

The above operation will be described below with a specific example.

When the accessor is an external telephone 30 such as a public telephone,
When you access the telephone terminal 10 more, the telephone terminal 10 automatically answers, "In the case of transfer, say the word" transfer "after the transfer destination, and then the name of the individual or company you want to send. In the case of registration, after saying "Registration", please state the name of the individual or company you want to register and the phone number of the name or company of the individual you want to register. (Step B1,
B2).

When registering data, the accessor utters "Registration" in accordance with the voice guidance, and then successively calls the individual name or company name of the telephone number to be registered and the telephone number of the individual name or company name of the telephone number to be registered. Say the number into the handset and hang up. Here, the name or company name of the individual that the accessor wishes to register and its telephone number are represented in order as "Aioo OO-OOO-OOO". "Aioe" in the first half represents a name or the like, and "XX-XXXXX-XXXXX" in the second half represents a telephone number.

When transferring the search result, after speaking the personal name of the transfer destination, say the word "transfer", and finally say the name or company name of the person whose telephone number is to be searched, and disconnect the telephone. . The personal name of the transfer destination is set to "Akasana", and the name of the other party whose telephone number is to be searched is set to "Tatsutsuto" (step B3).

Voice data "Registration Aieo ○ ×-○
××× − ×××× ”or the voice data“ Akasana Transfer Tatsutsuto ”is stored in the voice data storage unit 12 from the reception / transmission unit 11 (step B4). When confirming that the voice data is stored in the voice data storage unit 12, the control unit 16 sends the voice data to the voice recognition unit 13 to execute decoding. The voice recognition unit 13 converts the voice data into text data (Step B5). The voice recognition unit 13 sends the converted text data back to the control unit 16. The control unit 16 analyzes this text data (step B6).

If the character string “registration” exists in the text data output by the voice recognition unit 13, the control unit 16 sets the text data “aiueo ○ ×” following the character string “registration”.
-○ × ○ ×-○ × ○ × ”are sequentially registered in the database unit 14 as an individual's name or company name and a telephone number (step B7).

On the other hand, when the character string “transfer” exists in the text data output by the voice recognition unit 13, the telephone number and the mobile communication terminal corresponding to the text data “Akasana” in front of the character string “transfer” The database section 14 is searched for a communication carrier name. Here, the communication carrier name of the transfer destination mobile communication terminal is set to "B company", and the telephone number of the mobile communication terminal is set to "XX-XXXXXX-XXX" (step B8B9). Further, the telephone number corresponding to the text data “Tatsutsuto” following the character string “Transfer” is searched in the database unit 14. If the corresponding telephone number does not exist, the database unit 14 outputs "not registered".
Here, the phone number of the search result is "☆☆-☆☆☆☆-☆☆
☆☆ "(steps B11, B12, B13).

The control unit 16 determines the name of the communication carrier “B company” and the telephone number of the transfer destination “XX−” obtained by the database unit 14.
×××× — ×××× ”, and the search result“ Tatsutetsu ☆☆ —
☆☆☆☆-☆☆☆☆ ”for text message creation / conversion unit 1
Send to 5. Subsequent processing is the same as that of the first embodiment. In the mobile communication terminal having the transfer destination telephone number "xx-xxxx-xxxxx", the search result "Tatsutetsu ☆☆-☆
☆☆☆-☆☆☆☆ ”is displayed as a text message.

Although the present invention has been described based on the embodiments, the present invention is not limited to these embodiments, and it is understood that alterations and improvements are possible within the ordinary knowledge of those skilled in the art. Of course.

[0062]

According to the present invention, it is possible to operate a home or company telephone terminal using a public telephone, a portable telephone or the like without bothering others. Since the operation is performed by issuing a command, a special device is not required, and the difficulty of the operation can be reduced. Furthermore, if the response of the telephone terminal to the input command is received as character information, the content of the response can be visually confirmed. In particular, if a search command is input to a telephone terminal equipped with a database such as an electronic telephone directory and the search result is returned as a response, if the response is returned as character information, the result can be transmitted reliably. it can.

[Brief description of the drawings]

FIG. 1 is a block diagram of a communication system 1 according to an embodiment of the present invention.

FIG. 2 is a flowchart illustrating an operation of the communication system 1.

FIG. 3 is a flowchart illustrating another operation of the communication system 1.

FIG. 4 is a flowchart illustrating another operation of the communication system 1.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Communication system 10 Telephone terminal 11 Reception / transmission part 12 Voice data storage part 13 Voice recognition part 14 Database part 15 Character message creation / exchange part 16 Control part 20 Public line network 30 Outside line telephone 40 Free message center 50 Mobile communication terminal

 ──────────────────────────────────────────────────続 き Continued on the front page F-term (reference)

Claims (18)

[Claims] 1. A method of operating a remote telephone terminal via a telephone line network, comprising: inputting a command as voice information from a first telephone terminal to a second telephone terminal via a telephone line network; A method for operating a telephone terminal, comprising: a step of a second telephone terminal converting the command into character information; and a step of the second telephone terminal executing the command converted into character information. 2. The telephone terminal operating method according to claim 1, wherein the second telephone terminal authenticates a user of the first telephone terminal before executing the command. Method of operation. 3. The telephone terminal operating method according to claim 2, wherein the second telephone terminal authenticates the user based on a voiceprint of a voice input via a telephone line network. Phone terminal operation method. 4. The telephone terminal operating method according to claim 1, wherein the second telephone terminal transmits a response to the execution of the command to a third telephone terminal via a telephone line network. Performing the operation of the telephone terminal. 5. The telephone terminal operating method according to claim 4, wherein said response is transmitted as character information. 6. The telephone terminal operating method according to claim 4, wherein the second telephone terminal authenticates a user of the first telephone terminal before executing the command.
A method for operating a telephone terminal, comprising transmitting the response to a third telephone terminal predetermined for each authenticated user. 7. The telephone terminal operating method according to claim 4, wherein the transmission destination of the response is determined in accordance with the command. 8. The telephone terminal operating method according to claim 4, wherein the specification of the response is determined according to a communication carrier of a telephone terminal of a transmission destination. 9. The telephone terminal operating method according to claim 1, wherein the second telephone terminal includes a database, and the command includes a command for operating the database. Terminal operation method. 10. A telephone terminal, comprising: means for converting voice information input via a telephone network into character information; and means for executing a command included in the character information. 11. The telephone terminal according to claim 10, further comprising an authentication unit for authenticating a user of another connected telephone terminal. 12. The telephone terminal according to claim 11, wherein the authentication unit authenticates the user based on a voiceprint of a voice input via a telephone line network. 13. The telephone terminal according to claim 10, wherein a response to the execution of the command is:
A telephone terminal for transmitting to another telephone terminal via a telephone line network. 14. The telephone terminal according to claim 13, wherein said response is transmitted as character information. 15. The telephone terminal according to claim 13, wherein means for authenticating a user of another connected telephone terminal, and a correspondence between the user and the telephone terminal to which the response is to be transmitted. And transmitting the response to a telephone terminal corresponding to the authenticated user. 16. The telephone terminal according to claim 13, wherein said response is transmitted to a telephone terminal specified in said command. 17. The telephone terminal according to claim 13, wherein the specification of said response is determined according to a communication carrier of a telephone terminal of a transmission destination. 18. The telephone terminal according to claim 9, further comprising a database, wherein the database is operated according to the instruction.