JPH0918589A - Private branch telephone system - Google Patents

Abstract

PURPOSE: To disable a caller to dial a wrong telephone number after a telephone number registered as an abbreviated telephone number is changed in the absence of the caller. CONSTITUTION: Of the private branch telephone system consisting of a private branch exchange A having slave telephone sets B provided at respective places in an office, an abbreviated number control part 3 which converts an abbreviated number into a telephone number, an abbreviation setting part 5 which registers the telephone number as the abbreviated number, the private branch exchange is provided with a password code confirmation part 6 which requests a password code to be inputted when the correspondence relation between the abbreviated number and telephone number is set, and allows the telephone number to be registered as the abbreviated number only when the password code is correct.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a private telephone system which is composed of slave telephones provided in various places on a premises and a private branch exchange, and which makes a call from each slave telephone to an external telephone.

[0002]

2. Description of the Related Art A conventional private telephone system is shown in FIGS.
This will be described with reference to FIG. FIG. 4 is a block diagram of a private telephone system. FIG. 5 is a conceptual diagram showing the correspondence between abbreviated numbers and telephone numbers stored in the memory.

In FIG. 4, the private branch telephone system comprises a private branch exchange A and a plurality of slave telephones B.

The private branch exchange A comprises a slave telephone control unit 1, a telephone circuit 2, an abbreviated number control unit 3, a memory 4, and an abbreviated setting unit 5.

The cordless handset telephone control unit 1 has a changeover switch for establishing a communication path between the cordless handset telephone B whose handset is lifted and the telephone circuit 2, and the telephone number is pushed from the cordless handset telephone B. If so, the telephone number is relayed to the telephone circuit 2. If the abbreviated number (denoted as “# 00” to “# 19”) is pushed from the handset phone B, the handset phone control unit 1 also communicates with the call path between the handset phone B and the telephone circuit 2. Then, the abbreviated number is output to the abbreviated number control unit 3. Furthermore,
The handset phone control unit 1 sends a special number from the handset phone B (“# 9
9 ”) is pushed, the established call path is canceled and the special number“ # 99 ”and the special number“ so that the pushed number is not relayed to the telephone circuit 2 in the subsequent operation. Then, the shortened number and the telephone number that are subsequently pushed after "# 99" are output to the shortened setting unit 5.

The telephone circuit 2 is connected to an external telephone line, and when it receives a telephone number, it outputs a tone signal or dial pulse signal corresponding to the telephone number to the telephone line so that the external telephone and the handset telephone B can be connected. Establish a call path to and from.

When the abbreviated number control unit 3 receives the abbreviated number from the cordless handset telephone control unit 1, it reads the telephone number corresponding to the abbreviated number from the abbreviated number table T1 stored in the memory 4, and stores the telephone number. Output to the telephone circuit 2.

The memory 4 stores a shortened number table T1 as shown in FIG. 5, which associates a shortened number with a telephone number. The shortened number table T1 is from "00" to
It is composed of 20 pieces of abbreviated numbers a up to "19" and a piece of telephone number b corresponding to each of the 20 abbreviated numbers.

Upon receiving the special number "# 99", the abbreviated number and the telephone number, the abbreviated setting unit 5 stores the telephone number in the column b of the abbreviated number table T1 corresponding to the abbreviated number. .

Next, the operation of the private branch exchange configured as described above during a call will be described. First, when the caller lifts one of the handsets of the handset telephones B provided in various places on the premises, the handset telephone control unit 1 causes the handset telephone B and the telephone circuit 2 to operate.
Establish a call path to and from.

When a caller pushes a telephone number from the cordless handset telephone B, the cordless handset telephone control unit 1 relays the telephone number to the telephone circuit 2, and when the telephone circuit 2 receives the telephone number, a tone signal or dial is sent. Output the pulse signal to the telephone line,
A call path between the external telephone and the handset telephone B is established. Therefore, the calling party can talk with the called party of the external telephone by using the cordless handset telephone B.

When the shortened number is pushed from the cordless handset telephone B, the cordless handset telephone control unit 1 relays the telephone number to the shortened number control unit 3, and the shortened number control unit 3 is stored in the memory 4. The telephone number corresponding to the shortened number is read from the shortened number table T1 and is output to the telephone circuit 2. When the telephone circuit 2 receives the telephone number, it outputs a tone signal or a dial pulse signal to the telephone line to establish a communication path between the external telephone and the cordless handset telephone B. Therefore, the calling party can talk with the called party of the external telephone by using the cordless handset telephone B.

Next, the operation of registering the shortened number of the private branch exchange configured as described above will be described.

First, the caller picks up the handset of one of the slave phones B provided in various places on the premises. The cordless handset telephone controller 1 establishes a communication path between the cordless handset telephone B and the telephone circuit 2.

When the special number "# 99" is pushed from the handset phone B, the handset phone control unit 1 cancels the established communication path, and the special number "# 99" and the special number " Then, the shortened number and the telephone number that are subsequently pushed after "# 99" are output to the shortened setting unit 5. Then, the abbreviated setting unit 5 uses the abbreviated number table T1 corresponding to the abbreviated number.
The telephone number is stored in the column b. This completes registration of the abbreviated number.

The registered abbreviated number can be used by any of the slave phones B provided in various places on the premises, and the registration operation can be performed from any of the slave phones B.

[0017]

However, in the premises telephone system as shown in FIG. 4 described above, the telephone number can be registered as the abbreviated number from any of the slave phones B provided at various places on the premises. Therefore, a user may register a telephone number in association with a shortened number, and then another user may register another telephone number in association with the same shortened number. In such a case, when the caller who has registered the phone number to the abbreviated number first tries to talk to the destination of the phone number using the abbreviated number, another Since the phone number is registered correspondingly,
There is a problem in that the call destination of another phone number is called, which causes trouble to the call destination.

Further, the caller is aware of such problems, and even if he / she tries to confirm the telephone number registered as the abbreviated number, there is no means for confirming the registration state. As a result, it is necessary to make a call using the abbreviated number as to where the abbreviated number is to be called, and if the desired telephone number is not registered in the abbreviated number,
There was a problem that it annoyed the callee.

The present invention has been made to solve the above problems, and the purpose thereof is to change the telephone number registered in the abbreviated number without the caller's knowledge. It is to provide a private telephone system in which a caller does not accidentally call a called party of another telephone number.

[0020]

SUMMARY OF THE INVENTION In order to solve the above problems, the present invention provides an invention as set forth in claim 1 in which a handset telephone set at each place on the premises and a shortened number are used as telephone numbers. In a private telephone system consisting of a private branch exchange having an abbreviated number control unit for converting and abbreviated setting unit for registering a telephone number in the abbreviated number, the private branch exchange sets the correspondence between the abbreviated number and the telephone number. It is characterized in that it has a personal identification number confirmation unit for permitting the input of the personal identification number and permitting the telephone number to be registered in the abbreviated number only when the personal identification number is correct.

According to the second aspect of the present invention, cordless handsets provided in various locations on the premises, an abbreviated number control unit for converting an abbreviated number into a telephone number, and an abbreviated setting for registering the telephone number in the abbreviated number. In the private branch telephone system comprising a private branch exchange having a section, the private branch exchange has a registered content confirmation section for outputting a correspondence relationship between the abbreviated number and the telephone number by voice.

According to a third aspect of the present invention, the private branch exchange has a registered content confirmation section for outputting the correspondence between the abbreviated number and the telephone number by voice.

[0023]

With the above-mentioned configuration, in the invention according to claim 1, the personal identification number confirmation section sets the personal identification number corresponding to the abbreviated number when setting the correspondence between the abbreviated number and the telephone number. You will be asked to enter a number, and only if the PIN is correct, you will be allowed to register the phone number in the abbreviated number.
Only a person who knows the personal identification number corresponding to the abbreviated number can register the telephone number as the abbreviated number.

In the invention as claimed in claim 2 or claim 3, since the registered content confirmation section outputs the correspondence between the abbreviated number and the telephone number by voice, the caller is registered to the abbreviated number. You can find out the phone number you have.

[0025]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a block diagram showing the configuration of a private telephone system. FIG. 2 is a conceptual diagram showing the correspondence between the abbreviated number, the telephone number and the personal identification number stored in the memory. FIG. 3 is a flowchart showing the operation of the private branch telephone system when registering an abbreviated number in a private branch exchange.

In FIG. 1, the private branch telephone system comprises a private branch exchange A and a plurality of slave telephones B.

The private branch exchange A has a cordless handset telephone control unit 1, a telephone circuit 2, an abbreviated number control unit 3, a memory 4, an abbreviated setting unit 5, a personal identification number confirmation unit 6, and a registered content confirmation unit 7. It consists of and.

The handset telephone control unit 1 has a changeover switch for establishing a communication path between the handset telephone B with the handset lifted and the telephone circuit 2. The handset telephone B pushes a telephone number. If so, the telephone number is relayed to the telephone circuit 2. Further, if the abbreviated number (“# 00” to “# 19”) is pushed from the handset phone B, the handset phone control unit 1 pushes the call path between the handset phone B and the telephone circuit 2. Then, the abbreviated number is output to the abbreviated number control unit 3. Furthermore,
The handset phone control unit 1 sends a special number "# 9" from the handset phone B.
If "9" is pushed, the established call path is canceled and the special number "# 99" is output to the password confirmation section 6. When the special number "# 98" is pushed from the handset phone B, the handset phone control unit 1 cancels the established communication path and outputs the special number "# 98" to the registration content confirmation unit 7. .

The telephone circuit 2 is connected to an external telephone line, and when it receives a telephone number, it outputs a tone signal or dial pulse signal corresponding to the telephone number to the telephone line so that the external telephone and the slave telephone B can be connected. Establish a call path to and from.

Upon receiving the abbreviated number from the cordless handset telephone controller 1, the abbreviated number control unit 3 reads out the telephone number corresponding to the abbreviated number from the abbreviated number table T2 stored in the memory 4, and stores the telephone number. Output to the telephone circuit 2.

The memory 4 stores an abbreviated number table T2 showing the correspondence between abbreviated numbers, telephone numbers and personal identification numbers as shown in FIG. Shortened number table T
1 corresponds to each of the 20 abbreviated numbers a from “00” to “19”, the phone number b corresponding to each of the 20 abbreviated numbers, and each of the 20 abbreviated numbers. And a personal identification number column c.

Upon receiving the abbreviated number, the telephone number, and the personal identification number from the personal identification number confirmation unit 6, the abbreviated setting unit 5 stores the telephone number in the column b of the abbreviated number table T2 corresponding to the abbreviated number. Abbreviated number table T corresponding to abbreviated numbers
The password is stored in the column c of 2.

Upon receiving the special number "# 99" from the cordless handset telephone control unit 1, the personal identification number confirmation unit 6 inputs the abbreviated number that the caller wants to register and the personal identification number corresponding to the abbreviated number. A voice request is made from the handset of the handset phone B via the handset phone control unit 1. When the caller of the handset phone B pushes the abbreviated number and the personal identification number, and the personal identification number confirmation unit 6 receives the abbreviated number and the personal identification number via the handset device telephone control unit 1, the personal identification number confirmation unit 6 Based on the abbreviated number table T2, it is determined whether or not the input personal identification number and the personal identification number stored in the abbreviated number table T2 corresponding to the abbreviated number are the same.

When the correct personal identification number is input, the personal identification number confirmation unit 6 requests the input of a telephone number and a new personal identification number to be registered by voice, and receives the telephone number and the new personal identification number. Then, the abbreviated number, the telephone number, and the new personal identification number are output to the abbreviated setting unit 5.

On the other hand, when the input personal identification number is not the same as the personal identification number stored in the abbreviated number table T2 in correspondence with the abbreviated number, that is, when an incorrect personal identification number is input, the personal identification number confirmation unit 6 Requests again the abbreviated number and the personal identification number, and if the input of the personal identification number is the fourth error, the setting operation is terminated without performing the setting.

The registered content confirmation section 7 has a special number "# 98".
When you receive the message, the caller enters the abbreviated number
A voice request is made from the handset of the handset phone B via the handset phone control unit 1. When the caller of the cordless handset telephone B pushes the shortened number whose registration content is to be known and the registration content confirmation unit 7 receives the shortened number via the cordless handset telephone control unit 1, the registration content confirmation unit 7 causes the shortened number table to be displayed. The telephone number corresponding to the input abbreviated number is read out from T2, and the telephone number is output as voice from the handset of the handset telephone B via the handset telephone control unit 1.

Next, the operation of changing the registration of the shortened number of the private branch exchange configured as described above will be described with reference to FIG.

First, the caller picks up one of the handset telephones B provided in various places on the premises (step S101). The cordless handset telephone controller 1 establishes a communication path between the cordless handset telephone B and the telephone circuit 2.

When the special number "# 99" is pushed from the handset phone B, the handset phone control unit 1 cancels the established communication path and also assigns the special number "# 99" to the secret code confirmation unit. 6 (step S102).

The personal identification number confirmation unit 6 confirms the special number "# 99".
When the call is received, the caller inputs the abbreviated number to be registered and the personal identification number corresponding to the abbreviated number, and the cordless handset telephone control unit 1
Via the handset of the cordless handset telephone B through the voice prompt such as "Please input the abbreviated number you want to register" or "Please input your PIN". When the caller of the handset telephone B pushes the abbreviated number and the personal identification number (step S103), and the personal identification number confirmation unit 6 receives the abbreviated number and the personal identification number via the handset telephone control unit 1, the personal identification number. The confirmation unit 6 determines whether or not the input personal identification number and the personal identification number stored in the abbreviated number table T2 corresponding to the abbreviated number are the same based on the abbreviated number table T2 (step S104).

When the correct personal identification number is input, the personal identification number confirmation unit 6 registers the voice such as "Please input the telephone number to be registered" or "Enter a new personal identification number". When the requested telephone number and the new personal identification number are requested and the telephone number and the new personal identification number are received, the abbreviated number, the telephone number and the new personal identification number are output to the abbreviated setting unit 5 (steps S105 and S106).

On the other hand, when the input personal identification number is not the same as the personal identification number stored in the abbreviated number table T2 in correspondence with the abbreviated number, that is, when an incorrect personal identification number is input, the personal identification number confirmation unit 6 Requests again the abbreviated number and the personal identification number (steps S103, S107), and if the number of errors in inputting the personal identification number is the fourth, the setting operation is terminated without performing the setting.

When the correct personal identification number is input and the abbreviated number, the telephone number and the new personal identification number are output to the abbreviated setting unit 5, the abbreviated setting unit 5 enters the column of the abbreviated number table T2 corresponding to the abbreviated number. The telephone number is stored in b, and the personal identification number is stored in the column c of the shortened number table T2 corresponding to the shortened number (step S108). This completes registration of the abbreviated number.

The registered abbreviated number can be used by any of the slave phones B provided in various places on the premises, and the registration operation can be performed by any of the slave phones B. If you do not enter the PIN code registered for the shortened number correctly, you cannot change the registration.

Next, the operation for confirming the telephone number corresponding to the abbreviated number of the private branch exchange configured as described above will be described.

First, the caller picks up the handset of one of the handset telephones B provided in various places on the premises. The cordless handset telephone controller 1 establishes a communication path between the cordless handset telephone B and the telephone circuit 2.

When the special number "# 98" is pushed from the handset phone B, the handset phone control unit 1 cancels the established communication path, and assigns the special number "# 98" to the registered content confirmation unit. Output to 7.

The registered content confirmation section 7 has a special number "# 98".
When the call is received, the caller inputs the abbreviated number that the caller wants to confirm with a voice message such as "Please input the abbreviated number for which you want to confirm the telephone number" from the handset of the cordless handset B through the cordless handset telephone control unit 1. To request. When the caller of the cordless handset telephone B pushes the shortened number for which the registered content is to be known and the registered content confirmation unit 7 receives the shortened number via the cordless phone control unit 1, the registered content confirmation unit 7 displays the shortened number table. The telephone number corresponding to the input abbreviated number is read out from T2, and the telephone number is transmitted via the handset telephone control unit 1 with a voice such as "The telephone number corresponding to the abbreviated number XX is XXX-XXXX". Output from the handset of mobile phone B. As described above, the caller can confirm the telephone number registered corresponding to the shortened number.

Since the abbreviated number is not registered at the start of operation of the private telephone system, it is possible not to confirm the personal identification number (step S104) at the first registration, or the personal identification number can be set from the initial setting. May be stored in the shortened number table T2, and the password may be confirmed (step S104) in any case.

[0050]

Since the private telephone system of the present invention is constructed as described above, the invention according to claim 1 is:
When setting the correspondence between the abbreviated number and the telephone number, the PIN confirmation unit requires the input of the PIN corresponding to the abbreviated number, and registers the telephone number in the abbreviated number only when the PIN is correct. Since only the person who knows the secret code corresponding to the abbreviated number can register the telephone number in the abbreviated number, the telephone number registered in the abbreviated number without the calling party's knowledge. Is changed so that the caller does not accidentally call the destination of another telephone number,
It is possible to provide a private telephone system that can use abbreviated numbers.

According to the second aspect of the present invention, since the registered content confirmation unit outputs the correspondence between the abbreviated number and the telephone number by voice, the caller can use the telephone number registered in the abbreviated number. By knowing the correspondence between the abbreviated number and the telephone number beforehand, the caller can use the abbreviated number system without accidentally calling the destination of another telephone number. There is an effect that it can be provided.

According to the invention of claim 3, claim 1
In addition to the effects of the invention described, the registered content confirmation unit outputs the correspondence between the shortened number and the telephone number by voice, so that the caller can know the telephone number registered in the shortened number. By confirming the correspondence between the abbreviated number and the telephone number in advance, the caller can provide a private telephone system that can use the abbreviated number without accidentally calling the callee of another telephone number. Has the effect.

[Brief description of the drawings]

FIG. 1 is a block diagram showing the configuration of an embodiment of a private telephone system of the present invention.

FIG. 2 is a conceptual diagram showing correspondence between abbreviated numbers, telephone numbers, and personal identification numbers stored in the memory of the above embodiment.

FIG. 3 is a flowchart showing the operation of the private branch telephone system when registering a shortened number in the private branch exchange of the above embodiment.

FIG. 4 is a block diagram of a conventional private telephone system.

FIG. 5 is a conceptual diagram showing correspondence between abbreviated numbers and telephone numbers stored in a memory in the above conventional private telephone system.

[Explanation of symbols]

 A Private branch exchange B Handset telephone 3 Shortened number control unit 5 Shortened setting unit 6 PIN confirmation unit 7 Registered contents confirmation unit

Claims (3)

[Claims] 1. A cordless handset provided in various places on the premises, and an abbreviated number control unit for converting an abbreviated number into a telephone number,
In a private telephone system consisting of a private branch exchange having a shortening setting unit for registering a telephone number in a shortened number, the private branch exchange requests input of a personal identification number when setting the correspondence between the short number and the telephone number, A private telephone system having a personal identification number confirmation unit that permits registration of a telephone number in a shortened number only when the personal identification number is correct. 2. A cordless handset provided in various places on the premises and an abbreviated number control unit for converting an abbreviated number into a telephone number,
In a private telephone system consisting of a private branch exchange having a shortening setting unit for registering a telephone number as a shortened number, the private branch exchange shall have a registered content confirmation unit for outputting the correspondence between the shortened number and the telephone number by voice. On-premise telephone system. 3. The private branch telephone system according to claim 1, wherein the private branch exchange has a registration content confirmation unit for outputting a correspondence relationship between the abbreviated number and the telephone number by voice.