JPH07297924A - Telephone system and its control method - Google Patents

Abstract

PURPOSE:To improve service by retrieving a telephone directory memory based on a received address, reading telephone number information, returning it to a telephone terminal and displaying the retrieved result on the display part of the telephone terminal. CONSTITUTION:The data base of a telephone company 1 receives a signal from a telephone terminal 2 at a transmitting/receiving part 11 in a waiting state, a control part 12 reads a received address. Based on the received address, a telephone directory memory 13 is retrieved, and a stored telephone number is read. The read telephone number information is returned from the transmitting/receiving part 11 through a public line 3 to the telephone terminal 2 as the retrieved result, and the waiting state is provided again. At the telephone terminal 2, the retrieved result is stored in a memory part 23, transmitted to a display part 30 and displayed. Thus, a user can easily investigate the telephone number without using any telephone number directory or number information.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone system using a telephone line and a control method thereof, and in particular, a user searches a database provided in a network from a telephone terminal connected to the telephone line. , You can easily extract the desired telephone number and easily connect the line,
In addition, for the telephone company, the time and cost required for creating and distributing the telephone number book can be reduced, and further, the telephone system and its control capable of promptly responding to changes in information and improving the service. Regarding the method.

[0002]

2. Description of the Related Art A telephone company has a database for storing line users' names and corresponding telephone numbers for line management, and a telephone number book is created based on the database. It will be distributed to, or will be able to provide directory service.

Conventionally, when a user wants to look up a telephone number from a profession such as "clinic" or "bank", it is classified by profession by using a vocational phone number book (hereinafter referred to as a phone book) distributed by a telephone company. There was a method of checking the name (line user name), telephone number, and address (location) from the telephone number list. Another method for checking the telephone number is to use the number guidance service of the telephone company.

[0004]

However, in the above-mentioned method using the telephone directory, it takes a lot of time and cost for the telephone company to create and distribute the telephone directory, and
There was a problem that it was not possible to respond promptly to changes in information such as changes in telephone numbers.

Further, in the above-mentioned method using the telephone directory, it is inconvenient for the user to check the telephone directory when the telephone number is changed, and the telephone directory is thick. Since it is heavy, it is difficult to use and requires a storage space.

Further, the conventional method of utilizing the telephone number guidance service has a problem that it is troublesome to make a call and receive guidance.

The present invention has been made in view of the above practical use. A database in which a telephone number book is digitized is provided in the network, and a user searches the database from a telephone terminal connected to a telephone line. By doing so, it is possible to easily check the telephone number and connect the line easily without using the telephone directory or telephone number guidance service. Also, for the telephone company, the time and expense required to create and distribute the telephone directory. It is an object of the present invention to provide a telephone system and a control method thereof that can reduce the number of calls and further improve services by quickly responding to changes in information.

[0008]

The invention according to claim 1 for solving the problems of the conventional example is a telephone system in which a telephone terminal and a database are connected by a public line.
The database is a phonebook memory that classifies and stores phone number information using search items as keys, and an address transmitted from the phone terminal is read, and the phonebook memory is searched and phone number information corresponding to the address is read. And a control unit for returning the telephone number information to the telephone terminal via a public line, the telephone terminal displaying the returned telephone number information, the search item, and the telephone. A table corresponding to the address of the book memory and the address corresponding to the input / designated search item are read from the table, the address is transmitted to the database via the public line, and the telephone returned from the database And a terminal control unit for receiving the number information and displaying it on the display unit.

According to the invention of claim 2 for solving the problems of the conventional example, in the control method of the telephone system according to claim 1, when a search item is input / designated in the telephone terminal, the telephone terminal is The terminal control unit reads the address of the telephone directory memory corresponding to the search item from the table,
The address is transmitted to a database via a public line, the control unit of the database reads the address transmitted from the telephone terminal, searches the telephone directory memory, and reads out telephone number information corresponding to the address. It is characterized in that the telephone number is returned to the telephone terminal via the public line, and the terminal control unit of the telephone terminal receives the telephone number information returned from the database and displays it on the display unit.

According to a third aspect of the present invention for solving the above-mentioned problems of the conventional example, in the telephone system according to the first aspect, the telephone directory memory of the database classifies telephone number information by using the address and occupation as keys. A telephone directory memory for storing the telephone directory memory, wherein the control unit reads the first address and the second address transmitted from the telephone terminal, and searches the telephone directory memory based on the first address and the second address. A telephone table, and a table of the telephone terminal has a first table that associates an address as a first search item with a first address of the telephone directory memory;
Occupation as the second search item and the second of the telephone directory memory
And a second table for associating the input and designated addresses with each other, wherein the terminal control unit reads the input and designated addresses and corresponds to the input and designated addresses.
Is read from the first table, the input / designated occupation is further read, and the second address corresponding to the input / designated occupation is read from the second table. It is characterized in that it is a terminal control unit for transmitting the second address to the database via a public line.

According to a fourth aspect of the invention for solving the problems of the conventional example, in the telephone system control method according to the third aspect, the terminal control unit of the telephone terminal reads an input / designated address. Read the first address corresponding to the input / designated address from the first table, further read the input / designated occupation, and set the second address corresponding to the input / designated occupation to the second address. Read from the table and send the first address and the second address to a database via a public line, and the control unit of the database sends the first address and the second address sent from the telephone terminal. Is read, the telephone number memory is searched based on the first address and the second address, the telephone number information is read, and the telephone number information is read by the telephone. It is characterized by returning via the public line to the end.

The invention according to claim 5 for solving the above-mentioned problems of the conventional example is the telephone system according to claim 1, wherein the telephone terminal displays the telephone number information returned from the database and a cursor on the display section. Has a memory section for storing the telephone number of the telephone and a line connection key for instructing to make a line connection to the telephone number displayed by the cursor, and the terminal control section has pressed the line connection key. In this case, if the line is in use, the line is released, the telephone number displayed by the cursor is read from the memory unit, and the line is connected to the telephone number.

According to a sixth aspect of the present invention for solving the above-mentioned problems of the conventional example, in the control method for the telephone system according to the fifth aspect, the terminal control unit includes the telephone number information returned from the database and the cursor. The displayed telephone number is stored in the memory unit, and when the line connection key is pressed, the telephone number displayed by the cursor is read from the memory unit, and if the line is in use, the line is released. Then, the line is connected to the telephone number.

[0014]

According to the first aspect of the present invention, the telephone directory memory for storing the telephone number information classified in the database according to the search item and the telephone directory memory for searching the telephone number memory according to the address transmitted from the telephone terminal are used. Read the information,
A control unit for returning telephone number information to the telephone terminal is provided, and a table in which the telephone terminal associates the search item with the address of the phonebook memory and the address corresponding to the input / specified search item from the table are read from the database. Since the telephone system is provided with a terminal control unit that sends the information to the user and displays the telephone number information returned from the database on the display unit, if the user inputs and specifies search items from the telephone terminal, The control unit reads the address corresponding to the input / designated search item and sends it to the database. Based on the address received by the control unit of the database, the phonebook memory is searched and the telephone number information is read out and returned to the telephone terminal. However, since the search results can be displayed on the display unit of the telephone terminal, the user can easily use the telephone number book and directory assistance. Phone number can find out, also, the telephone company, to reduce the time and expense required for creation and distribution of telephone directory, it is possible to improve the service to quickly respond to changes in the information.

According to the second aspect of the present invention, when a search item is input / designated in the telephone terminal, the terminal control unit inputs / designates it.
The specified search item is read, the address corresponding to the search item is read from the table, the address is sent to the database, and the control unit of the database searches the phone book memory based on the address sent from the telephone terminal. The telephone system control method according to claim 1, wherein the telephone number information is read out and returned to the telephone terminal, and the terminal control unit of the telephone terminal receives the telephone number information returned from the database and displays it on the display unit. , The user can easily look up the phone number without using the phone number book or directory assistance, and the telephone company can reduce the time and expense required to create and distribute the phone number book, The service can be improved by promptly responding to changes in information such as changes.

According to the third aspect of the present invention, the telephone directory memory of the database is a telephone directory memory for storing telephone number information by classifying the address and occupation as keys, and the control unit transmits from the telephone terminal. Is a control unit for reading out telephone number information based on the first address and the second address, and the telephone terminal table has a first table for associating an address with the first address, an occupation and a second address. A second table for associating addresses with the terminal control unit,
The first address corresponding to the entered / specified address is first
2. The terminal control unit for reading the second address corresponding to the input / designated occupation from the second table, reading the second address from the second table, and transmitting the first address and the second address to the database. Since it is a telephone system, the telephone terminal side sends the address entered by the user and the address corresponding to the occupation to the database, and the database side reads the telephone number information corresponding to the received address and returns it to the telephone terminal. As a result, the user can obtain the desired telephone number information by inputting / designating the address and occupation as a search key, and can easily perform the telephone number checking work.

According to the invention of claim 4, the terminal control unit of the telephone terminal reads the first address corresponding to the input / designated address from the first table and responds to the input / designated occupation. Read the second address from the second table, send the first address and the second address to the database, and the control unit of the database sends the first address and the second address sent from the telephone terminal. Since the telephone system control method according to claim 3 is one in which the telephone number information is read out based on the address and is returned to the telephone terminal, if the user inputs / designates the address and occupation as the search key, the target telephone number information is obtained. Can be obtained and the work of looking up the telephone number can be facilitated.

According to the invention described in claim 5, the telephone terminal connects the telephone number information returned from the database and the telephone number displayed by the cursor and the line connection to the telephone number displayed by the cursor. And a line connection key for instructing that the terminal control unit reads the telephone number displayed by the cursor from the memory unit when the line connection key is pressed, and connects the line to the telephone number. Since the telephone system according to claim 1 is the terminal control unit, the user confirms the search result displayed on the display unit and presses the line connection key when the target telephone number is displayed on the cursor. For example, the terminal control unit reads the telephone number indicated by the cursor from the memory unit, releases the line once, and then connects to the telephone number. It is possible to easily perform the line connection to the telephone number.

According to the sixth aspect of the present invention, the terminal control unit stores the telephone number information returned from the database and the telephone number displayed by the cursor in the memory unit, and the line connection key is pressed. In this case, the line is released once, the telephone number indicated by the cursor is read from the memory unit, and the line is connected to the telephone number.
Since the telephone system control method described above is used, the user can easily connect to the desired telephone number by confirming that the desired information is displayed on the cursor and pressing the line connection key. it can.

[0020]

DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to the drawings. A telephone system according to an embodiment of the present invention is
Conventionally, a database with a telephone directory memory in which telephone line users' names, corresponding addresses, and telephone numbers are stored according to occupations, which were previously described in occupational telephone directories, is provided in telephone companies in the network. , Allows users to enter / specify search items from the telephone terminal and search the phonebook memory via the telephone line.
When the target telephone number is extracted, it is a system that enables one-touch line connection to the number.

The configuration of the telephone system according to one embodiment of the present invention will be described with reference to FIG. FIG. 1 is a system block diagram of the telephone system of this embodiment. In the telephone system of this embodiment, the database on the telephone company 1 side transmits / receives data to / from the public line 3 by a transmitting / receiving unit 11.
And a control unit 12 for reading received data and reading information from the telephone directory memory 13, and a telephone directory memory 13 for storing a telephone line user name and a telephone number and an address corresponding thereto for each occupation. The telephone terminal 2 provided with the public line 3 is provided with a control processing unit 20 for performing control and processing, a display unit 30 such as a liquid crystal panel, and a key input unit 40 for inputting / designating search items and the like. And the modem 31
And an interface 32 for connecting to the telephone company 1 via the public line 3 and a handset 33.

Next, each component will be specifically described with reference to FIG. The telephone directory memory 13 of the database provided in the telephone company 1 stores telephone number information (telephone line user name and corresponding telephone number and address) according to address and occupation. Addresses such as "Kawasaki City" and "Yokohama City" are categorized as the first key, and the parts corresponding to each address are categorized as occupations such as "clinic" and "bank" as the second key. It has the function of a telephone directory for each occupation.

Then, when the address corresponding to the address (first key) and occupation (second key) input / designated by the user is transmitted from the telephone terminal 2, the transmission / reception unit 11 of the telephone company 1 receives the address. The control unit 12 reads the received address, searches the telephone directory memory 13, reads the telephone number information stored in the address of the memory 13, and the transmission / reception unit 1
1 to the telephone terminal 2 via the public line 3 as a search result.

Since the telephone directory memory 13 can easily write and rewrite information in the telephone company 1, it is possible to always store the latest telephone number information.

Next, each component of the telephone terminal 2 will be described. The key input unit 40 of the telephone terminal 2 is provided with a character key 41 for inputting a search item, a line connection key 42 for instructing line connection, and a cursor key 43 for scrolling the displayed information.

The character keys 41 are numbers 0 to 9 and keys # and *. By assigning alphabets and kana to each key or a combination thereof, a search item such as an address or occupation can be input in Roman characters. ing. still,
Display the menu of multiple search items in advance on the display,
It may be configured to select and specify by sol movement, scrolling, or the like, or to select and specify by a directory system in which multiple options are sequentially selected. The line connection key 42 displays the telephone number extracted by searching the telephone directory memory 13 on the display unit 30.
This is a key for instructing to make a line connection to the telephone number indicated by the cursor when displayed on. Therefore, the user looks at the search result and determines whether the other party displayed with the cursor is good or not.
When 2 is pressed, the terminal control unit 21 connects the line based on the telephone number information stored in the memory unit 23. If there is no corresponding information displayed, the cursor key 43 is pressed to move the cursor, thereby scrolling the displayed information and displaying the corresponding name.

The control processing means 20 of the telephone terminal 2 reads the data from the key input unit 40, controls the search, display and transmission, and the search item input / designated from the key input unit 40. And a code table 22 that associates the address of the telephone directory memory 13 on the telephone company 1 side with each other,
The telephone directory memory 13 is composed of a memory unit 23 for storing the retrieval result.

Further, as the code table 22, the first
The address code table 22a that associates the address that is the key with the address of the telephone directory memory 13 on the side of the telephone company 1, the occupation such as "clinic" and "bank" of the second key, and the address of the first key are designated. An occupation code table 22b is provided which is associated with addresses that further limit the area. In other words, the code table 22a manages codes (addresses) of cities such as “Yokohama City”, and the code table 22b manages codes (addresses) such as “clinic”.

Then, the terminal control section 21 includes the key input section 4
The search item (address and occupation) input / designated from 0 is read, the address of the telephone directory memory 13 corresponding to the address of the first key is read from the address code table 22a,
Further, the address corresponding to the occupation of the second key is read from the occupation code table 22b, the data read from both tables is converted by the modem 31 and the interface 32, and is converted into the database of the telephone company 1 via the public line 3. It is supposed to be sent.

When the search result is transmitted from the database on the telephone company 1 side, the terminal control unit 21 temporarily stores the telephone number information in the memory unit 23, and further the display unit 3
It is sent to 0 and displayed. Further, which information is displayed in the memory 23 in association with the cursor is stored, and when the line connection key 42 is pressed, the terminal control unit 21 releases the line once and then the cursor is released. The displayed telephone number is read from the memory unit 23 and the line is connected to the telephone number.

Next, the control method of the telephone system of this embodiment will be described with reference to the flow charts of FIGS. FIG. 2 is a flow chart showing the control method of the telephone terminal 2, and FIG. 3 is a flow chart showing the control method of the database on the telephone company 1 side. Here, in order to explain the flow of a series of processes, first, FIG. 2, and then FIG.

When the address and occupation are input and designated as search items from the key input unit 40 of the telephone terminal 2 from the standby state (FIG. 2 (102)), the terminal control unit 21 inputs.
Read the specified address and occupation (Fig. 2 (10
4)), the address of the telephone directory memory 13 corresponding to the input / designated address is read from the address code table 22a (FIG. 2 (106)), and further, the telephone directory memory 13 corresponding to the input / designated occupation is read. The address is read from the occupation code table 22 (b) (FIG. 2 (108)). Then, the read address is transmitted to the telephone company 1 via the modem 31 and the interface 32 (see FIG.
0)).

On the other hand, in the database of the telephone company 1, when the transmitter / receiver 11 receives a signal from the telephone terminal 2 in the standby state (FIG. 3 (202)), the controller 12 reads the received address (FIG. 3). (204)), the telephone directory memory 13 is searched based on the received address, and the stored telephone number information is read ((20) in FIG. 3).
6)). Then, the read telephone number information is returned as a search result from the transmitting / receiving unit 11 to the telephone terminal 2 via the public line 3 (208 in FIG. 3), and the standby state is resumed.

When the telephone terminal 2 receives the search result (112 in FIG. 2), the terminal control section 21 stores the search result in the memory section 23 (114 in FIG. 2) and sends it to the display section 30. Are displayed (FIG. 2 (116)).

Then, if there is the next key input ((1
18)), it is determined whether the key input is an end instruction, the cursor key 43 is pressed, or the line connection key 42 is pressed (FIG. 2 (120)). Finish processing and return to standby mode. If the key input is the cursor key 43, scroll display processing is performed (122 in FIG. 2), the cursor is moved, and processing 11
Return to before 8. If the key input is the line connection key 42, after the communication with the telephone company 1 is terminated and the line is released ((124) in FIG. 2), the telephone number of the cursor displayed in the memory unit 23 is displayed. Connect to the line (Fig. 2 (1
26)). In this way, the search processing of the telephone system of this embodiment is performed. Note that the scroll display processing of the processing 122 of FIG. 2 is generally well known, and therefore the description thereof is omitted here.

Next, the search method in the telephone system of this embodiment will be specifically described with reference to FIGS. 1 and 4. FIG. 4 is an explanatory diagram showing a display example of search results of the telephone system of this embodiment. When the user inputs / specifies “Yokohama City” and “Clinic” as the search items from the telephone terminal 2, the terminal control unit 21 causes the address code table 22 to be displayed.
The address corresponding to "Yokohama City" is read from a, the address corresponding to "doctor's office" is read from the occupation code table 22b, and is sent to the database of the telephone company 1. In the database of the telephone company 1, the control unit 12 searches the telephone directory memory 13 based on the received address, retrieves the telephone number information about “infirmary” of “Yokohama City” and returns it to the telephone terminal 2.

Then, in the telephone terminal 2, the returned search result is stored in the memory unit 23, and as shown in FIG. 4, the telephone number information corresponding to the "clinic" of "Yokohama-shi" which is the search result is stored. It is displayed on the display unit 30. When the target information is not displayed, the user depresses the cursor key 43 to move the cursor at the left end of the screen to scroll the display information. When the desired information is displayed, move the cursor to the desired information and press the line connection key 42 to end communication with the telephone company 1 and connect the line to the telephone number indicated by the cursor. Has become.

According to the telephone system of this embodiment, the telephone directory memory 13 in which telephone number information is classified and stored according to the address and occupation in the database of the telephone company 1 and the address transmitted from the telephone terminal 2 are stored. There is provided a control unit 12 which reads and retrieves the telephone number information of the address by searching the telephone directory memory 13 and transmits it to the telephone terminal 2, and the telephone terminal 2 is provided with the address and occupation as a search key and the telephone directory memory 1
The code table 22 corresponding to the addresses of No. 3 and the input / designated address and occupation are read, and the telephone directory memory 1 corresponding to the address and occupation is read from the code table 22.
Since the telephone system and the control method thereof are provided with the terminal control unit 21 that reads the address of No. 3 and sends it to the telephone company 1, and displays the search result returned from the telephone company 1 on the display unit 30, the user , Without using the phone book
By inputting / designating the address and occupation from the telephone terminal 2, desired telephone number information is displayed on the display unit, and the telephone number can be easily checked.

After searching the telephone number, the result is stored in the memory unit 23 of the control processing means 20 in the telephone terminal 2,
Since the line connection key 42 for instructing the line connection to the telephone number displayed on the display unit 30 is provided, there is an effect that the line connection can be made to the destination of the telephone number searched with one touch.

Furthermore, since the telephone company 1 can easily write and rewrite the information in the telephone directory memory 13, the latest telephone number information can be stored at all times, and the latest information for the user can be stored. It is convenient to know the information, and for the telephone company 1, it is possible to reduce the time and cost required for creating and distributing the telephone number book, and to respond to changes in information quickly to improve services. There is an effect that can be achieved.

[0041]

According to the invention as set forth in claim 1, the database is searched for the telephone directory memory for storing the telephone number information classified according to the retrieval item and the telephone directory memory for the address transmitted from the telephone terminal. A control unit that reads out the telephone number information and returns the telephone number information to the telephone terminal is provided, and the table that associates the retrieval item with the address of the phonebook memory in the telephone terminal and the address corresponding to the input / designated retrieval item It is a telephone system that has a terminal control unit that reads out from the table and sends it to the database, receives the telephone number information returned from the database, and displays it on the display unit, so the user can input search items from the telephone terminal.・ If specified, the terminal control unit reads the address corresponding to the input / specified search item, sends it to the database, and Based on the address received by the control unit of the mobile phone, the telephone directory memory is searched, the telephone number information is read and returned to the telephone terminal, and the search result can be displayed on the display section of the telephone terminal. You can easily look up phone numbers without using a phone book or directory assistance, and telephone companies can reduce the time and expense required to create and distribute a phone book and respond quickly to changes in information. There is an effect that the service can be improved.

According to the second aspect of the present invention, when a search item is input / designated in the telephone terminal, the terminal control unit inputs / designates it.
The specified search item is read, the address corresponding to the search item is read from the table, the address is sent to the database, and the control unit of the database searches the phone book memory based on the address sent from the telephone terminal. The telephone system control method according to claim 1, wherein the telephone number information is read out and returned to the telephone terminal, and the terminal control unit of the telephone terminal receives the telephone number information returned from the database and displays it on the display unit. , The user can easily look up the phone number without using the phone number book or directory assistance, and the telephone company can reduce the time and expense required to create and distribute the phone number book, There is an effect that the service can be improved by promptly responding to changes in information such as changes.

According to the third aspect of the present invention, the telephone directory memory of the database is a telephone directory memory for storing telephone number information classified by address and occupation as keys, and the control unit transmits from the telephone terminal. Is a control unit for reading out telephone number information based on the first address and the second address, and the telephone terminal table has a first table for associating an address with the first address, an occupation and a second address. A second table for associating addresses with the terminal control unit,
The first address corresponding to the entered / specified address is first
2. The terminal control unit for reading the second address corresponding to the input / designated occupation from the second table, reading the second address from the second table, and transmitting the first address and the second address to the database. Since it is a telephone system, the telephone terminal side sends the address entered by the user and the address corresponding to the occupation to the database, and the database side reads the telephone number information corresponding to the received address and returns it to the telephone terminal. As a result, the user can obtain the desired telephone number information by inputting / designating the address and occupation as a search key, which has the effect of facilitating the telephone number checking operation.

According to the invention described in claim 4, the terminal control unit of the telephone terminal reads the first address corresponding to the input / designated address from the first table and responds to the input / designated occupation. Read the second address from the second table, send the first address and the second address to the database, and the control unit of the database sends the first address and the second address sent from the telephone terminal. Since the telephone system control method according to claim 3 is one in which the telephone number information is read out based on the address and is returned to the telephone terminal, if the user inputs / designates the address and occupation as the search key, the target telephone number information Therefore, there is an effect that the work of looking up a telephone number can be facilitated.

According to the fifth aspect of the invention, the telephone terminal connects the telephone number information returned from the database and the telephone number displayed by the cursor and the line connected to the telephone number displayed by the cursor. And a line connection key for instructing that the terminal control unit reads the telephone number displayed by the cursor from the memory unit when the line connection key is pressed, and connects the line to the telephone number. Since the telephone system according to claim 1 is the terminal control unit, the user confirms the search result displayed on the display unit and presses the line connection key when the target telephone number is displayed on the cursor. For example, the terminal control unit reads the telephone number indicated by the cursor from the memory unit, releases the line once, and then connects to the telephone number. There is an effect that it is possible to easily line connection to the telephone number.

According to the invention of claim 6, the terminal control unit stores the telephone number information returned from the database and the telephone number displayed by the cursor in the memory unit, and the line connection key is pressed. In this case, the line is released once, the telephone number indicated by the cursor is read from the memory unit, and the line is connected to the telephone number.
Since the telephone system control method described above is used, the user can easily connect to the desired telephone number by confirming that the desired information is displayed on the cursor and pressing the line connection key. There is an effect that can be done.

[Brief description of drawings]

FIG. 1 is a system block diagram of a telephone system according to an embodiment.

FIG. 2 is a flowchart showing a control method of the telephone terminal 2.

FIG. 3 is a flowchart showing a method of controlling a database on the telephone company 1 side.

FIG. 4 is an explanatory diagram showing a display example of search results of the telephone system of the present embodiment.

[Explanation of symbols]

1 ... Telephone company, 2 ... Telephone terminal, 3 ... Public line, 1
DESCRIPTION OF SYMBOLS 1 ... Transmission / reception part, 12 ... Control part, 13 ... Phonebook memory, 20 ... Control processing means, 21 ... Terminal control part, 2
2 ... Code table, 23 ... Memory part, 30 ... Display part, 31 ... Modem, 32 ... Interface, 40
… Key input section, 41… Character key, 42… Line connection key, 43… Cursor key

Claims (6)

[Claims] 1. A telephone system in which a telephone terminal and a database are connected via a public line, wherein the database is
A phonebook memory that classifies and stores phone number information by using a search item as a key, and an address transmitted from the phone terminal is read, the phonebook memory is searched to read out phone number information corresponding to the address, and A control unit for returning telephone number information to the telephone terminal via a public line, the telephone terminal displaying the returned telephone number information, the search item and the address of the telephone directory memory. And the address corresponding to the input / designated search item are read from the table, the address is transmitted to the database via the public line, and the telephone number information returned from the database is received. A telephone system comprising: a terminal control unit that causes the display unit to display. 2. When a search item is input / designated in the telephone terminal, the terminal control unit of the telephone terminal reads the address of the telephone directory memory corresponding to the search item from the table,
The address is transmitted to a database via a public line, the control unit of the database reads the address transmitted from the telephone terminal, searches the telephone directory memory, and reads out telephone number information corresponding to the address. And a reply to the telephone terminal via the public line, wherein the terminal control unit of the telephone terminal receives the telephone number information returned from the database and displays it on a display unit. 1. A method for controlling a telephone system according to 1. 3. The telephone directory memory of the database is a telephone directory memory for storing telephone number information classified by address and occupation as keys, and the control unit controls the first address and the second address transmitted from the telephone terminal. Is a control unit that reads out the address of the telephone, searches the telephone directory memory based on the first address and the second address, and reads out telephone number information. The table of the telephone terminal is the address as the first search item. And a first table in which the first address of the phonebook memory is associated with each other, and a second table in which an occupation as a second search item and a second address of the phonebook memory are associated with each other. A table, in which a terminal control unit reads an input / designated address, reads a first address corresponding to the input / designated address from the first table, and further inputs / designates Input the above by reading the occupation
The second address corresponding to the designated occupation is read from the second table, and the first address and the second address are read.
The telephone system according to claim 1, wherein the telephone system is a terminal control unit for transmitting the address of the above to the database via a public line. 4. A terminal control unit of a telephone terminal reads an input / designated address, reads a first address corresponding to the input / designated address from a first table, and further inputs / designates. The occupation is read, the second address corresponding to the input / designated occupation is read from the second table, the first address and the second address are transmitted to a database via a public line, and the database is transmitted. The control unit reads the first address and the second address transmitted from the telephone terminal, searches the telephone directory memory based on the first address and the second address, and retrieves the telephone number. 4. The method of controlling a telephone system according to claim 3, wherein the information is read and the telephone number information is returned to the telephone terminal via a public line. 5. The telephone terminal connects the telephone number information returned from the database and the telephone number displayed on the display unit with a cursor and a line connection to the telephone number displayed with the cursor. And a line connection key for instructing that the terminal control unit releases the line when the line is in use when the line connection key is pressed, and the telephone number displayed by the cursor is stored in the memory unit. 2. The telephone system according to claim 1, wherein the telephone system is a terminal control unit that reads from the terminal and connects to the telephone number. 6. The terminal control unit stores the telephone number information returned from the database and the telephone number displayed by the cursor in the memory unit, and displays the cursor when the line connection key is pressed. 6. The method for controlling a telephone system according to claim 5, wherein the telephone number is read from the memory unit, the line is released when the line is in use, and the line is connected to the telephone number.