JPH1169439A - Network service center, telephone service network system, communication terminal and recording medium - Google Patents

Abstract

PROBLEM TO BE SOLVED: To surely perform transmission by a telephone even when a callee can not answer the telephone. SOLUTION: The CPU 120 of a network server 100 performs telephone informing to a callee side communication terminal 200B corresponding to call origination from the communication terminal 200A of a caller to the communication terminal 200B of the callee. The CPU of the callee side communication terminal 200B returns a voice impossibility response to the network server 100 at the time of receiving the telephone informing in the case that a voice OFF key operated when communication by voice can not be received is operated. Receiving the vice impossibility response, the CPU 102 of the network server 100 transmits caller information relating to the caller to the callee side communication terminal 200B by a method other than the voice, by an electric mail for instance. The callee side communication terminal 200B displays and outputs the caller information to a display part.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a telephone service network system in which a plurality of subscribers subscribe and provides a telephone service between communication terminals of the respective subscribers via a network service center, and a network service center used therefor. And a communication terminal, and a computer-readable recording medium storing a program including an instruction to be executed by a computer for causing the computer to function as such a network service center or communication terminal.

[0002]

2. Description of the Related Art In recent years, electronic mail via so-called personal computer communication or the Internet has been widely used.

[0003] Further, the spread of portable telephones and PHS telephones is also accelerating.

[0004] Therefore, portable communication terminals having both the function of accessing personal computer communication and the Internet and the function of a PHS telephone have come to be seen. That is, it can input and display various information such as a schedule and an address book by itself, can transmit and receive e-mail by accessing personal computer communication and the Internet, and can be used as a normal PHS telephone. Things.

[0005]

Recently, there has been a strong demand for manners in which a mobile phone or a PHS phone is not used in a train or the like.

[0006] Therefore, even in the above-mentioned portable communication terminal, in a train, during a meeting, at a concert hall, or the like, it is necessary to prevent inconvenience to a third party by a telephone ringtone or voice call. desirable.

[0007] However, in this case, the advantage of the telephone that the contact can be reliably made is impaired, and even when the called party cannot answer the telephone,
It is preferable that information can be transmitted to the called party by some information transmission means other than voice.

[0008] As such information transmission means, there is e-mail, for example. However, this cannot be used unless the user has learned the operation to some extent, and anyone can easily create and send e-mail. Not that.

An object of the present invention is to provide a method in which a plurality of subscribers subscribe,
In a telephone service network system that provides telephone service between communication terminals of each contractor via a network service center, it is possible to reliably transmit data by telephone even when a called party cannot answer the telephone.

[0010]

Means of the present invention are as follows. A network service center in a telephone service network system in which a plurality of subscribers subscribe and provides a telephone service between communication terminals of each subscriber via the network service center includes a telephone notification unit and a caller information transmission unit. I do. The telephone notification means performs a telephone notification to the called party communication terminal in response to a call from the calling party communication terminal to the called party communication terminal. The caller information transmitting means, when the callee side communication terminal cannot make a voice call in response to the telephone notification by the telephone notification means, transmits the caller information about the caller by a method other than voice. It is transmitted to the called party's communication terminal.

The means of the invention of claim 7 is as follows.
A communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of each subscriber via a network service center includes a reply unit and a display unit. The reply means responds to the telephone notification sent from the network service center in response to the call from the caller's communication terminal to the callee's communication terminal, and the callee's communication terminal makes a voice call. Information indicating whether the service can be performed is returned to the network service center. The display means,
When the callee-side communication terminal cannot make a voice call, the caller information about the caller, which is transmitted from the network service center by a method other than voice, is displayed and output.

The means of the invention according to claim 10 is as follows. A computer-readable recording medium is used for making a computer function as a communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service via a network service center between communication terminals of each subscriber. , And a program containing instructions for causing a computer to execute the following processing. The first process is that, in response to a telephone notification sent from the network service center in response to a call from the communication terminal of the caller to the communication terminal of the callee, the callee-side communication terminal makes a voice call. This is a process of returning information indicating whether the process can be performed to the network service center. The second process is a process of displaying and outputting caller information about the caller, which is transmitted by a method other than voice from the network service center when the callee side communication terminal cannot make a voice call. It is.

The operation of the means according to the first, seventh and tenth aspects is as follows. It is determined whether or not the called party can answer the telephone. If the called party cannot be answered (during a meeting, at a concert hall, in a train, etc.), the caller information is transmitted to the called party by other information transmission means (e-mail, fax, etc.). Etc.). Therefore, there are many cases where the called party cannot answer the telephone. In such a case, the caller information of the caller is automatically notified by other information transmitting means, so that reliable transmission by telephone is possible. .

The means of the invention according to claim 2 is as follows.
A network service center in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of each subscriber via a network service center includes a telephone notification unit and a hold response transmission unit. . The telephone notification means performs a telephone notification to the called party communication terminal in response to a call from the calling party communication terminal to the called party communication terminal. The hold response transmitting means, when receiving from the callee communication terminal a voice hold response indicating that the callee communication terminal cannot make a voice call in response to the telephone notification by the telephone notification means, A hold response indicating that fact is transmitted to the communication terminal of the caller.

The means of the invention according to claim 8 is as follows.
A communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provides a telephone service between communication terminals of each subscriber via a network service center includes a setting unit and a unit for returning a voice hold response. I do. The setting means arbitrarily sets whether or not voice communication is possible. The means for returning the voice hold response is a network service according to a call from the communication terminal of the caller to the communication terminal of the called party when the setting means has set that voice communication is not enabled. When receiving the telephone notification from the center, the voice response is returned to the network service center.

The means of the invention of claim 11 is as follows. A computer-readable recording medium is used for making a computer function as a communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service via a network service center between communication terminals of each subscriber. , And a program containing instructions for causing a computer to execute the following processing. The first process is a process for arbitrarily setting whether or not voice communication is possible. The second process is to receive a telephone notification from the network service center in response to a call from the caller's communication terminal to the called party's communication terminal when the above-mentioned voice communication is set not to be allowed. Then, a voice hold response is returned to the network service center.

The operation of the means according to the second, eighth and eleventh aspects is as follows. It identifies that the call cannot be answered due to the inability to use voice on the called side, and notifies the calling side to that effect. Therefore, if the call cannot be answered because the voice of the called party cannot be used, the fact is identified and notified to the calling party, so that the calling party can respond without misunderstanding that it is simply absent. For example, repeated calls can be avoided. Alternatively, you can send an e-mail instead because the phone is useless.

The means of the invention according to claim 3 is as follows.
A network service center in a telephone service network system in which a plurality of subscribers subscribe and provides a telephone service between communication terminals of each subscriber via the network service center includes a telephone notification unit and a caller information transmission unit. I do. The telephone notification means performs a telephone notification to the called party communication terminal in response to a call from the calling party communication terminal to the called party communication terminal. The caller information transmitting means receives a voice hold response from the callee communication terminal indicating that the callee communication terminal cannot make a voice call in response to the telephone notification by the telephone notification means. And transmitting the caller information regarding the caller to the callee side communication terminal.

The means of the invention of claim 9 is as follows.
A communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provides a telephone service between the communication terminals of each subscriber via a network service center comprises: a setting unit; a unit for returning a voice hold response; And a caller information display means.
The setting means arbitrarily sets whether or not voice communication is possible. The means for returning the voice hold response is a network service according to a call from the communication terminal of the caller to the communication terminal of the called party when the setting means has set that voice communication is not enabled. When receiving the telephone notification from the center, the voice response is returned to the network service center. The caller information storage means stores caller information regarding the caller sent from the network service center in response to the voice hold response. The caller information display means calls the caller information stored in the caller information storage means in response to a predetermined call operation instructing a call of the caller information stored in the caller information storage means. indicate.

The means of the invention of claim 12 is as follows. A computer-readable recording medium is used for making a computer function as a communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service via a network service center between communication terminals of each subscriber. , And a program containing instructions for causing a computer to execute the following processing. The first process is a process for arbitrarily setting whether or not voice communication is possible. The second process is to receive a telephone notification from the network service center in response to a call from the caller's communication terminal to the called party's communication terminal when the above-mentioned voice communication is set not to be allowed. Then, a voice hold response is returned to the network service center. The third process is a process of storing caller information about the caller sent from the network service center in response to the voice hold response. The fourth process is a process of calling and displaying the stored caller information in response to a predetermined call operation for instructing to call the stored caller information. The operation of the means according to the third, ninth, and twelfth aspects is as follows. For a call whose reception was put on hold and was cut off because the called party was not able to answer the call, caller information from the held caller is sequentially stored (by the receiving communication terminal),
The held caller information is displayed by a predetermined calling operation. Therefore, when a call is suspended because the called party cannot answer the call and the call is cut off, the caller information from the held caller is automatically stored, and the call must be made. When it becomes possible, the user can confirm the held caller information on the display and make a call.

The means of the invention according to claim 5 is as follows.
In a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of each subscriber via a network service center, the network service center includes a voice message recording unit, an e-mail creation unit, And e-mail notification means. The voice message recording means records a voice message from the communication terminal of the caller. The e-mail creating means creates an e-mail whose message is the main text based on the voice message recorded in the voice message recording means. The electronic mail notifying means notifies the electronic mail created by the electronic mail creating means from the communication terminal of the sender to the communication terminal of the designated receiver.

The operation of the means of the invention of claim 5 is as follows. A voice message from the caller by telephone is recorded, and based on this voice message, an e-mail with the main text of the message is created and notified to a predetermined recipient.
Therefore, even if a call is made, the message on the phone is converted to an e-mail format and an e-mail is automatically created. Can be transmitted.

[0023]

FIG. 1 is a block diagram showing an embodiment of the present invention.
This will be described with reference to FIGS.

FIG. 1A shows the configuration of the telephone service network system according to the first embodiment. The network server 1 arranged in the network service center is shown in FIG.
00 and the communication terminal 200 possessed by each of the plurality of contractors
(200A, 200B,...) Are connected via the public communication line 300.

With this configuration, a subscriber of the telephone service network can use another communication terminal of another person who has also subscribed to the telephone service network from his / her own communication terminal (hereinafter referred to as a caller-side communication terminal 200A). (Less than,
When making a call to the called-side communication terminal 200B), the calling-side communication terminal 200A calls the network server 100, logs in to the network, and specifies a called-party number (telephone number) for specifying the called-side communication terminal 200B. And the user ID), the network server 100
Are the sender communication terminal 200A and the receiver communication terminal 200
A line is connected between the terminals B to realize a telephone service that enables a call between both terminals. That is, the network server 100 functions as a kind of telephone exchange.

As shown in FIG. 1B, the network server 100 includes a CPU 102, a subscriber telephone directory 104, a storage unit 106, an external storage device 108, an individual mailbox 110, and an individual message box 11.
2 and a line control unit 114.

The CPU 102 controls the network server 100 as a whole.
Reference numeral 4 stores various information such as a telephone number, a name, an address, a face photograph, and a password of each contractor. The storage unit 10
Reference numeral 6 stores various programs executed by the CPU 102 and is used as a work area when the programs are executed. Various programs stored in the storage unit 106 may be stored in an external storage device 108 such as a floppy disk, an optical (magnetic) disk, a memory card, or the like via a public communication line 300, in addition to those stored in advance. It may be supplied by a communication interface (not shown) configured in the line control unit 114.

The personal mailbox 110 stores an e-mail from the sender communication terminal 200A to the receiver communication terminal 200B. The personal message box 112 stores the electronic mail from the sender communication terminal 200A. This is for storing a voice message to the called-side communication terminal 200B.

On the other hand, as shown in FIG. 2A, the communication terminal 200 includes a CPU 202, a key input unit 204, a storage unit 206, an external storage device 208, a display unit 210, a voice input / output unit 212, and a communication interface. 214.

The CPU 202 controls the entire communication terminal 200, and the key input unit 204 includes various switches and a touch panel provided on the display unit 210.

That is, FIG. 2B shows this communication terminal 200.
The operation surface includes a plurality of key switches (a telephone transmission key 216, a mail transmission key 218, a mail reception key 2220, a hold key 222, and a call key 22).
4, voice OFF key 226, caller information request key 22
8, YES key 230, NO key 232, end key 23
4) a liquid crystal display as the display unit 210;
Also, a microphone 236 and a speaker 238 as the audio input / output unit 212 are provided. A power key 240 of the communication terminal 200 is provided on the side surface.

The storage unit 206 stores the telephone number of the communication terminal 200, a plurality of telephone numbers arbitrarily set by the user, various programs executed by the CPU, and the like, and as a work area for executing the programs. Used. Various programs stored in the storage unit 206 may be stored in an external storage device 208 such as a floppy disk, an optical (magnetic) disk, or a memory card, or may be stored in a public communication line 300, in addition to those stored in advance.
May be provided by the communication interface 214 via the.

Next, the operation in such a configuration will be described.

FIGS. 3 and 4 show a series of flowcharts of an operation program executed by the CPU 202 of the communication terminal 200 (in this case, the receiver's communication terminal 200B).

That is, when the power of the communication terminal 200 is turned on by operating the power key 240 by the user,
The CPU 202 waits for an incoming call from the network server 100 via the communication interface 214 (step S100).

When there is an incoming call from the network server 100, an incoming call response is transmitted to the network server 100 (step S102), and it is determined whether the incoming call is a telephone call or an e-mail (step S104).

If there is an incoming call, then the voice O
Based on the operation state of the FF key 226, it is determined whether or not there is a voice disable designation (step S106). Here, the sound OFF key 226 is operated when it is not preferable to emit a sound, such as in a train, a concert hall, or a meeting, and is not operated in other normal situations. Is common.

When the voice disable is not specified, a chime is sounded by the speaker 238 and the telephone reception icon 242 is displayed on the display unit 210 to notify the user of the reception of the telephone (step S10).
8). Then, the operation waits for the operation of the call key 224 or the line disconnection from the network server 100 (steps S110 and S112).

Here, if the user operates the call key 224 (step S110), the communication interface 214
(Step S114), and the line control unit 114 of the network server 100 sets a communication state with the communication terminal 200A on the caller side.

When a predetermined time elapses without the user operating the call key 224, the network server 100
Of the communication terminal 200 is disconnected by the line control unit 114. When such a line disconnection occurs (Step S112), the CPU 202 of the communication terminal 200 returns to Step S100 and waits for an incoming call.

On the other hand, if it is determined in step S106 that no voice is specified, and if no voice is specified, it is not preferable to generate a voice such as in a train, at a concert hall, or during a meeting. Therefore, the vibrator (not shown) is vibrated without sounding the chime, and the telephone presence icon 242 is displayed on the display unit 210.
Is displayed to notify the user of the incoming call (step S116). In addition, a voice-disabled response is transmitted to network server 100 via communication interface 214 (step S118), and in response thereto, caller information regarding the caller of the telephone transmitted from network server 100 is received (step S120). ). And
The received caller information is stored in the storage unit 2 together with the reception time.
06 (step S122), the caller information is displayed on the display unit 210 (step S124), and the process returns to step S100 to wait for an incoming call. The sender information stored in the storage unit 206 can be called later by operating the sender information request key 228.

When it is determined in step S104 that the incoming call from the network server 100 is a mail, the vibrator (not shown) is vibrated and the mail presence icon 244 is displayed on the display unit 210, so that the user is notified. Notification of incoming mail (step S12)
6). Then, it is determined whether or not a mail open instruction has been given by the mail reception key 220 (step S128). When the mail open instruction is not issued, the process returns to step S100 and waits for an incoming call.

On the other hand, when a mail open instruction is issued, a mail transfer request is transmitted to network server 100 via communication interface 214 (step S130). Then, in response to this, the mail transmitted from the network server 100 is received via the communication interface 214, stored in the storage unit 206 (step S132), and displayed on the display unit 210 (step S134). And here, the voice OFF key 22
It is determined based on the operation state of No. 6 whether or not there is a voice disabling designation (step S136). If there is a voice disable designation, the process proceeds to step S140 described below. If there is no voice disable designation, the mail stored in the storage unit 206 is converted into a voice message and output from the speaker 238 (step S138).

Thereafter, the operation state of the end key 234 is detected (step S140), and if it is not operated, the process returns to step S134.
The process returns to step S100.

As described above, in the first embodiment,
If the called party cannot answer the telephone (during a meeting, at a concert hall, in a train, etc.), the caller information is notified by other information transmission means (e-mail, fax, etc.). That is, there are many cases where the called party cannot answer the telephone (during a meeting, at a concert hall, in a train, etc.), and in such a case, the sender information of the sender is transmitted to another information transmission means (e-mail). , Facsimile, etc.), it is possible to reliably transmit by telephone.

Next, a second embodiment of the present invention will be described.

The configuration is the same as that of the first embodiment, but in this embodiment, each communication terminal 2
A storage memory 246 as shown in FIG. That is, the hold memory 246 stores the hold key 2 when the called party cannot answer the telephone.
22 for sequentially storing the caller information from the held caller for the call whose reception has been put on hold and cut off by the operation of the caller 22. The caller name and the caller number (telephone number or user ID), the date and time and the message content are stored in association with each other.

The operation of the second embodiment will be described with reference to FIGS. FIG. 5 shows a caller-side communication terminal 200.
A CPU 202, FIG. 6 shows a network server CPU
102, FIG. 7 shows the CPU 20 of the called party communication terminal 200B.
2 shows a flowchart of an operation program executed respectively.

That is, when the call key 216 is operated on the caller side communication terminal 200A, the CPU 202
First, referring to the hold memory 246 of the storage unit 206, it is determined whether or not there is a caller on hold (step S2).
00). If not, the display unit 210 displays a numeric key, a telephone directory registered by the user in advance, and the like, and accepts designation of the called party (step S202).

Then, a callee number (telephone number or user ID) corresponding to the designated callee is specified (step S204), and if telephone call key 216 is operated again (step S206), communication is performed. Interface 2
A call notification is sent to the network server 100 via the server 14 (step S208). Thereafter, it waits for a line connection, a hold response, or an absence response (steps S210 and S21).
2, S214).

CPU 102 of network server 100
Receives the call notification from the caller communication terminal 200A via the line control unit 114, first obtains a caller number and a callee number, and temporarily stores them in the storage unit 106 (step S300). Then, a telephone notification is transmitted to the called party communication terminal 200B using the called party number (step S).
302).

CPU 202 of called party communication terminal 200B
Waits for an incoming call after the power is turned on by operating the power key 240 (step S400). When the telephone notification is received from the network server 100 via the communication interface 214, the incoming call is received by the network server 100 via the communication interface 214. Returns a response.

CPU 102 of network server 100
When the line control unit 114 receives an incoming call response from the called party communication terminal 200B, the storage unit 106
The caller information (name, telephone number, etc.) corresponding to the caller number stored in the telephone number is read from the subscriber telephone directory 104, and is transferred to the called party communication terminal 200B via the line control unit 114 (step S304). . Then, it waits for a voice hold response, a call response, or time over (step S30).
6, S308, S310).

CPU 202 of called party communication terminal 200B
Receives the caller information from the network server 100 via the communication interface 214, temporarily stores the information in the storage unit 206 (step S402), sounds a chime at the speaker 238, and responds to the user (callee) ) (Step S404), and the caller information is displayed on the display 210 (step S40).
6). Here, it is determined whether or not the call key 224 has been operated (step S408), and if it has been operated, a call response is returned to the network server 100 via the communication interface 214 (step S410).

CPU 102 of network server 100
Receives a call response from the called party communication terminal 200B by the line control unit 114 (step S30).
8) The line control unit 114 causes the caller communication terminal 200
A line is connected between A and the called party communication terminal 200B.

CPU 202 of originating communication terminal 200A
With this line connection (step S210), it is possible to start a call with the called communication terminal 200B.

The CPU 2 of the called party communication terminal 200B
02 indicates that the call key 224 has not been operated,
Next, it is determined whether the hold key 222 has been operated (step S412), and if not, it is determined whether the line has been disconnected (step S414).
If there is no line disconnection, the process returns to step S408.

Thus, the CP of the network server 100
If the U102 does not receive a voice hold response or a call response even after the predetermined time has elapsed (step S310),
After transmitting the absence response to the calling communication terminal 200A via the line control unit 114 (step S312), the line control unit 114 disconnects the line between the calling communication terminal 200A and the receiving communication terminal 200B (step S314). ),
The process according to the transmission request is ended.

CPU 202 of sender communication terminal 200A
When the absence response is received via the communication interface 214 (step S214), a predetermined absence notification is displayed on the display unit 210 or sounds from the speaker 238, and the call originating process ends.

Further, the CPU of the receiver communication terminal 200B
202 determines that the line has been disconnected (step S414).
Returning to step S400, the system enters the incoming call waiting state.

On the other hand, if it is determined in step S 412 that the hold key 222 has been operated on the called party communication terminal 200 B, the CPU 202 of the called party communication terminal 200 B transmits the information to the network server 100 via the communication interface 214. (Step S416). Then, the caller information temporarily stored in the storage unit 206 is recorded in the hold memory 246 together with the current date and time (step S418).

CPU 102 of network server 100
Is controlled by the line control unit 114 to the called party communication terminal 200B.
(Step S306), the line control unit 114 transmits a hold response to the caller-side communication terminal 200A (step S316) and sends an inquiry message such as "Please leave a message". The data is transmitted (step S318). afterwards,
When a message is waiting for a predetermined time and no message is received (step S320), the process proceeds to step S314, where the line control unit 114 disconnects the lines with the calling communication terminal 200A and the receiving communication terminal 200B. The process according to the transmission request is ended.

That is, the CPU 2 of the originating communication terminal 200A
02 receives a hold response from the network server 10 via the communication interface 214 (step S2).
12) Display the next inquiry message "Please leave a message" on the display unit 210 (step S216). Then, in response to the inquiry message, the sender inputs a voice message from the microphone 236 (step S218), and then ends the telephone calling process.

Thus, the CP of the network server 100
U102 is the microphone 2 of the caller-side communication terminal 200A.
36 is received by the line control unit 114 and temporarily stored in the storage unit 106 (step S3).
22), the stored voice message is voice-recognized and converted to text (step S324). Then, the text message is transferred by the line control unit 114 to the called party communication terminal 200B (step S236).
Thereafter, the process proceeds to step S314, where the line control unit 1
The line with the communication terminal 200A on the calling side and the communication terminal 200B on the receiving side is disconnected by 14 and the processing according to the call request is terminated.

CPU 202 of called party communication terminal 200B
Receives the text message from the network server 100 via the communication interface 214 (step S420), and additionally records it in the holding memory 246 of the storage unit 206 (step S422). Then, after displaying the message on the display unit 210 (step S424), the process returns to the step S400 to be in a call waiting state.

In this way, when a call is attempted to be made on the communication terminal 200 in a state where the caller on hold is recorded in the hold memory 246, it is determined in step S200 that there is a caller on hold. In such a case, the CPU 202 of the communication terminal 200 displays a list of the held caller information (name, telephone number, date and time, message) recorded in the held memory 246 (step S220). After confirming this display, the caller does not call any of them but calls another one (step S22).
2), proceeding to step S202 to designate a called party, and to make a call to any of the on-hold callers displayed in the list, simply select from the list (step S202). S224), there is no need to perform any recipient designation operation such as inputting a telephone number.

As described above, according to the second embodiment,
The network server 100 records a voice message from a caller by telephone, creates an e-mail with the main text of the message based on the voice message, and notifies a predetermined recipient of the electronic mail. Therefore, even if you make a call, the message on the phone will be converted to email format and the email will be created automatically,
Even a person who is not good at mail creation can transmit by e-mail.

Further, it is determined that the call cannot be answered because the voice cannot be used on the called side, and the fact is notified to the calling side. Therefore, if the call cannot be answered because the voice of the called party cannot be used, this is identified and notified to the caller, so that the caller can respond without misunderstanding that it is simply absent ( For example, send an e-mail on your behalf because the phone is useless, and refrain from making repeated calls.)

Further, for a call whose reception has been put on hold and cut off because the called party cannot answer the call, caller information (caller name, caller identification code ( (Caller number, address, etc.) are sequentially stored (by the receiver communication terminal 200B), and the held caller information is displayed by a predetermined calling operation. Therefore, if a call is suspended because the called party cannot answer the call and the call is cut off, the caller information from the held caller is automatically stored. When it becomes possible, the user can confirm the held caller information on the display and make a call.

[0070]

According to the first, seventh, and tenth aspects of the present invention, it is determined whether or not the called party can answer the telephone. ) Notifies the called party of the sender information by other information transmission means (e-mail, fax, etc.). Therefore, there are many cases where the called party cannot answer the telephone. In such a case, the caller information of the caller is automatically notified by other information transmitting means, so that reliable transmission by telephone is possible. .

According to the second, eighth, and eleventh aspects of the present invention, it is identified that a call cannot be answered because voice cannot be used on the called side, and the caller is notified of that fact. . Therefore, if the call cannot be answered because the voice of the called party cannot be used, the fact is identified and notified to the calling party, so that the calling party can respond without misunderstanding that it is simply absent. For example, repeated calls can be avoided. Alternatively, you can send an e-mail instead because the phone is useless.

According to the third, ninth, and twelfth aspects of the present invention, for a telephone whose reception has been suspended due to the fact that the called party cannot answer the telephone and the call is cut off, the suspended transmission is performed. The caller information from the caller is sequentially stored (by the receiving communication terminal), and the held caller information is displayed by a predetermined calling operation. Therefore, when a call is suspended because the called party cannot answer the call and the call is cut off, the caller information from the held caller is automatically stored, and the call must be made. When it becomes possible, the user can confirm the held caller information on the display and make a call. According to the fifth aspect of the present invention, a voice message from a caller by telephone is recorded, and based on the voice message, an electronic mail having the main text of the message is created and notified to a predetermined recipient. Therefore, even if a call is made, the message on the phone is converted to an e-mail format and an e-mail is automatically created. Can be transmitted.

[Brief description of the drawings]

1A is a diagram showing a configuration of a telephone service network system according to a first embodiment of the present invention, FIG. 1B is a block diagram of a network server in FIG. 1A, and FIG. FIG. 11 is a diagram illustrating a storage configuration of a hold memory provided in a storage unit of each communication terminal according to the second embodiment of the present invention.

FIG. 2A is a block diagram of the communication terminal in FIG. 1A, and FIG. 2B is a diagram illustrating an appearance of the communication terminal.

FIG. 3 is a diagram illustrating a first half of a series of flowcharts of an operation program executed by a CPU of the communication terminal according to the first embodiment.

FIG. 4 is a diagram illustrating a latter half of a series of flowcharts of an operation program executed by the CPU of the communication terminal according to the first embodiment.

FIG. 5 is a diagram illustrating C of a communication terminal on the transmitting side according to the second embodiment.
It is a flowchart of the telephone transmission process performed by PU.

FIG. 6 is a flowchart of a process performed by a CPU of a network server at the time of receiving a transmission request according to the second embodiment.

FIG. 7 is a diagram illustrating C of a receiving-side communication terminal according to the second embodiment;
It is a flowchart of the process performed by PU.

[Explanation of symbols]

 Reference Signs List 100 Network server 102, 202 CPU 104 Contractor's telephone directory 106, 206 Storage unit 108, 208 External storage device 110 Individual mailbox 112 Individual message box 114 Line control unit 200, 200A, 200B Communication terminal 204 Key input unit 210 Display Unit 212 voice input / output unit 214 communication interface 216 telephone transmission key 218 mail transmission key 220 mail reception key 222 hold key 224 call key 226 voice OFF key 228 sender information request key 230 YES key 232 NO key 234 end key 236 microphone 238 speaker 240 Power key 242 Phone icon 244 Mail icon 246 Hold memory 300 Public communication line

Claims (12)

[Claims] 1. A network service center in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of each subscriber via a network service center, wherein Call notification means for making a call notification to the communication terminal of the callee in response to a call to the communication terminal of the callee, and voice communication of the communication terminal for the callee in response to the call notification by the telephone notification means When you can't
A caller information transmitting means for transmitting the caller information regarding the caller to the callee side communication terminal by a method other than voice. 2. A network service center in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between the communication terminals of each subscriber via a network service center, wherein the communication terminal of the caller Call notification means for making a call notification to the communication terminal of the callee in response to a call to the communication terminal of the callee, and voice communication of the communication terminal for the callee in response to the call notification by the telephone notification means And a hold response transmitting means for transmitting a hold response indicating that to the communication terminal of the caller when receiving a voice hold response indicating that the call is not possible from the callee side communication terminal. Telephone service network system. 3. A network service center in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between the communication terminals of each subscriber via a network service center, wherein the communication terminal of the caller Call notification means for making a call notification to the communication terminal of the callee in response to a call to the communication terminal of the callee, and voice communication of the communication terminal for the callee in response to the call notification by the telephone notification means Caller information transmitting means for transmitting caller information on the caller to the receiver communication terminal when receiving a voice hold response indicating that the caller cannot perform the call from the receiver communication terminal. A network service center characterized by the following. 4. The network service center according to claim 3, wherein the caller information includes a caller name and a caller identification code. 5. A telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of the respective subscribers via a network service center, wherein the network service center is connected to a communication terminal of a caller. Voice message recording means for recording the voice message, e-mail creating means for creating an e-mail of the main text based on the voice message recorded in the voice message recording means, and e-mail creating means An e-mail notifying unit for notifying the e-mail from the communication terminal of the sender to the communication terminal of the designated receiver. 6. The electronic mail creating means, a converting means for recognizing a voice message recorded in the voice message recording means and converting it into a text message, and a mail having the text message converted by the converting means as a main text. The telephone service network system according to claim 5, further comprising: 7. A communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service via a network service center between the communication terminals of the respective subscribers, wherein a call is received from a communication terminal of a caller. In response to the telephone notification sent from the network service center in response to the call to the communication terminal of the called party, the information indicating whether or not the called communication terminal can make a voice call is stored in the network service. A reply means for replying to the center; and displaying and outputting caller information about the caller, which is transmitted by a method other than voice from the network service center when the callee side communication terminal cannot make a voice call. A communication terminal comprising: 8. A communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of each subscriber via a network service center, wherein voice communication is possible. Setting means for arbitrarily setting whether or not to make a call, and when the setting means has set that voice communication is not to be enabled, a call from the communication terminal of the caller to the communication terminal of the called party And a means for returning a voice hold response to the network service center when receiving a telephone notification from the network service center. 9. A communication terminal in a telephone service network system in which a plurality of subscribers subscribe and provide a telephone service between communication terminals of each subscriber via a network service center, wherein voice communication is possible. Setting means for arbitrarily setting whether or not to make a call, and when the setting means has set that voice communication is not to be enabled, a call from the communication terminal of the caller to the communication terminal of the called party Means for returning a voice hold response to the network service center when a telephone notification is received from the network service center, and caller information on the caller sent from the network service center in response to the voice hold response Caller information storage means for storing the caller information, and a predetermined instruction for calling the caller information stored in the caller information storage means In response to a call operation, a communication terminal, characterized by comprising a caller information display means for displaying call the caller information stored in the caller information storing means. 10. A system in which a plurality of subscribers subscribe and a computer functions as a communication terminal in a telephone service network system that provides a telephone service via a network service center between communication terminals of the respective subscribers. Information indicating whether or not the called communication terminal can make a voice call in response to a telephone notification sent from the network service center in response to a call from the communication terminal to the called communication terminal. To the network service center, and caller information on the caller, which is transmitted by a method other than voice from the network service center when the callee side communication terminal cannot make a voice call. Stores a program that includes a process that displays and outputs a, and an instruction that causes a computer to execute Computer readable recording medium. 11. A system in which a plurality of subscribers subscribe and make a computer function as a communication terminal in a telephone service network system that provides a telephone service through a network service center between communication terminals of each subscriber. A process of arbitrarily setting whether or not a call can be made, and a case where a call from the caller's communication terminal is made to the called party's communication terminal when the above-mentioned voice call is not made possible. A computer-readable recording medium storing a program including a process of returning a voice hold response to the network service center when receiving a telephone notification from the network service center. 12. A system in which a plurality of subscribers subscribe and make a computer function as a communication terminal in a telephone service network system for providing a telephone service via a network service center between communication terminals of each subscriber. A process of arbitrarily setting whether or not a call can be made, and a case where a call from the caller's communication terminal is made to the called party's communication terminal when the above-mentioned voice call is not made possible. Returning a voice hold response to the network service center when receiving a telephone notification from the network service center, and caller information about the caller sent from the network service center in response to the voice hold response In response to a predetermined call operation for instructing a call for the stored caller information. Storing a program including instructions to execute a process of displaying call the caller information is the storage, to the computer, the computer readable recording medium.