JP4463160B2 - Telephone system having personal information locking function and personal information locking method - Google Patents

Description

  The present invention relates to a telephone system having a multi-function telephone, and more particularly to a telephone system having a function of preventing unauthorized reading of personal information, particularly telephone number data through a multi-function telephone, and a personal information locking method.

  In recent years, it has become important to prevent unauthorized leakage of personal information, such as the enactment of the Personal Information Protection Law, because crimes that abuse personal information are increasing.

  In a key telephone system including a plurality of multi-function telephones and a main apparatus, personal information managed by the main apparatus, for example, telephone number data (name or name and telephone number) can be easily called from the multi-function telephone. There is a possibility that the telephone number data can be easily extracted by a person. A multi-function telephone is a telephone that has various service functions specified by special keys called soft keys in addition to display functions such as telephone numbers, hold functions, redial functions, and transfer functions specified by key entry. That's it.

  On the other hand, in a portable terminal such as a cellular phone, unauthorized use by others is realized by a function such as key lock (manual, remote operation or automatic lock by a timer). However, unauthorized use prevention technology such as key lock used in mobile terminals is not available for key telephone systems including multi-function telephones installed in conference rooms and the like that can be operated by an unspecified number of people. Difficult to apply. This is because it is necessary to consider that an unspecified number of people enter and leave the conference room and each freely operates the multi-function telephone.

  For example, Patent Document 1 discloses a “method and system for providing security of data and telephone communication”. In brief, in this system, a screen saver is activated as a locking means in a computer device, and all key operations except for emergency call operations are invalidated except for an incoming call notification. In other words, the system in Patent Document 1 and the conventional key lock function for portable terminals are based on the concept of restricting all functions and operations except for specific functions or operations.

JP 2000-82041 A

  It is an object of the present invention to provide a telephone system having a function of restricting only certain functions and operations, specifically, display of telephone number data and access to telephone number data by a multi-function telephone.

  Another object of the present invention is to provide a personal information locking method suitable for the telephone system.

According to the present invention, in a telephone system including a main apparatus and one or more multi-function telephones connected thereto, the main apparatus is stored in a memory of the multi-function telephone or a memory of the main apparatus. A lock function execution unit that locks only an access operation and display for data including personal information among a plurality of types of data, and the main device includes a control unit that controls the telephone system, and the control unit controls Realizing a lock function execution means, the control unit has a function of automatically setting the lock function for the multi-function telephone when no operation is performed for a predetermined time in the multi-function telephone, The multi-function telephone can access and display the data including the personal information even when locked by the lock function execution means. Telephone system characterized in that the outside of the operation and display was possible is provided.

  In the telephone system, the data including the personal information is telephone number data relating to a name or name and a telephone number thereof.

In this telephone system, each pre SL one or more enhanced phone, set the lock function of the multifunction telephone to the control unit, an input means for designating a release, in the memory of the main device A data lock flag table is prepared, and when the setting of the lock function is specified in a certain multi-function telephone, the control unit turns on the corresponding data lock flag in the data lock flag table and releases the lock function. Is specified, the corresponding data lock flag in the data lock flag table is turned OFF, and the access operation and display for the data including the personal information is locked for the multi-function telephone in which the data lock flag is ON. Features.

  The telephone system further includes a plurality of the multi-function telephones, and the plurality of multi-function telephones are divided into a plurality of groups, and are common to all the plurality of multi-function telephones as data including the personal information. A common phone book data consisting of the phone number data, a group phone book data consisting of the phone number data common to the groups of the plurality of groups, and an individual consisting of the phone number data inputted for each multi-function telephone Phone book data is stored, and at least the personal phone book data among the common phone book data, the group phone book data, and the personal phone book data can be set for each multifunction telephone. It is characterized by that.

  In this telephone system, the control unit, when there is access to the telephone number data for making a call from a certain multi-function telephone, refers to the telephone number data lock flag of the multi-function telephone that has performed the access operation. As a result of the reference, if the telephone number data lock flag of the accessed multifunction telephone is OFF, access to the telephone number data is permitted, and if the telephone number data lock flag is ON, the lock function And a step of waiting for release.

  In this telephone system, the controller further includes a step of referring to a telephone number data lock flag of the operated multi-function telephone when an operation of referring to a call origination or incoming call history is performed in a certain multi-function telephone. As a result, if the telephone number data lock flag of the operated multifunction telephone is OFF, the name registered in the telephone number data together with information such as the other party's telephone number and the time of outgoing or incoming call on the display section of the multifunction telephone A name is displayed, and if the telephone number data lock flag is ON, the step of not displaying the name or name is executed.

  In this telephone system, when there is an incoming call at a certain multi-function telephone, the control unit further refers to the step of referring to the telephone number data lock flag of the multi-function telephone that has received the incoming call. If the telephone number data lock flag of the multifunction telephone is OFF, the name or name registered in the telephone number data is displayed on the display unit of the multifunction telephone together with information such as the other party's telephone number, and the telephone number data lock If the flag is ON, the step of not displaying the name or name is executed.

The present invention is also applicable to a telephone system including a main apparatus and one or more multi-function telephones connected to the main apparatus, and a plurality of types stored in the memory of the multi-function telephone or the memory of the main apparatus. The access operation and display for the telephone number data relating to the name or name and the telephone number can be locked for each multi-function telephone, and the main unit has a control unit for controlling the telephone system. When the control unit executes the lock and the control unit does not perform any operation for a predetermined time in the multi-function phone, the lock for the multi-function phone is automatically set, and each multi-function phone Operation and display other than access operation and display for the telephone number data are possible even during Lock of personal information is provided in Les phone system.

In locking method of the present personal information, pre SL respectively from one or more multifunction telephone, setting of the locking of the multifunction telephone to the control unit, so as to specify the release, into the memory of the main unit A data lock flag table is prepared. When the setting of the lock is specified in a certain multi-function telephone, the corresponding data lock flag is turned ON in the data lock flag table, and when the release of the lock is specified, In the data lock flag table, the corresponding data lock flag is set to OFF, and the access operation and display for the telephone number data are locked for the multi-function telephone in which the data lock flag is set to ON.

  In this personal information locking method, when there is access to the telephone number data for a call from a certain multi-function telephone, a step of referring to the telephone number data lock flag of the multi-function telephone that has performed the access operation, As a result, if the telephone number data lock flag of the multifunction telephone that has been accessed is OFF, access to the telephone number data is permitted, and if the telephone number data lock flag is ON, the lock function is awaited to be released. Steps are executed.

  In the personal information locking method, when an operation for referring to the outgoing or incoming call history is performed on a certain multifunction telephone, a step of referring to a telephone number data lock flag of the operated multifunction telephone and a result of the reference If the telephone number data lock flag of the operated multi-function telephone is OFF, the name or name registered in the telephone number data together with information such as the other party's telephone number / time of outgoing or incoming call on the display section of the multi-function telephone If the telephone number data lock flag is ON, the step of not displaying the name or name is executed.

  In the personal information locking method, when there is an incoming call at a certain multi-function telephone, a step of referring to the telephone number data lock flag of the multi-function telephone that has received the incoming call, and as a result of the reference, the incoming call has been received. If the telephone number data lock flag of the multi-function telephone is OFF, the name or name registered in the telephone number data is displayed on the display unit of the multi-function telephone together with information such as the other party telephone number, and the telephone number data lock flag If is ON, the step of not displaying the name or name is executed.

The present invention further provides a main device for a telephone system including one or more multifunction telephones. The main device is a lock that locks only the access operation and display for the phone number data related to the name or name and the phone number among the plurality of types of data stored in the memory of the multi-function telephone or the memory of the main device. A function execution means, and the main unit has a control unit for controlling the telephone system, and the control unit realizes the lock function execution means. The control unit is preset in the multi-function telephone. When no operation is performed for a certain period of time, it has a function of automatically setting the lock function for the multi-function telephone, and the multi-function telephone includes the personal information even when the lock function is being executed by the means for executing the lock function. It is possible to perform operations and displays other than data access operations and displays.

  In the telephone system according to the present invention, only the display of telephone number data and access to the telephone number data are restricted, and most other functions and operations are not restricted.

  Even if a person who can use the phone number data is away by locking the phone number data, there is a concern that a malicious person can extract the personal information (name or name and phone number) contained in the phone number data. Absent.

  Even when the phone number data is locked, normal outgoing / incoming operations other than operations and display related to the phone number data can be performed normally, so that personal information can be protected without impairing convenience.

  For example, a multi-function telephone installed in a conference room is normally set to a telephone number data lock. By doing so, it is possible to prevent leakage of personal information by a malicious person, and there is no hindrance to normal operations such as an incoming call response, a transfer response, or a conference call even when the telephone number data is locked. Regarding the multifunction telephone at each person's desk, the telephone number data lock is normally released, and the personal information can be prevented from being leaked by locking when leaving the desk. Even if the user forgets the lock operation, the telephone number data lock is automatically set by the automatic setting function, so there is little possibility of personal information leaking.

  The preferred embodiments of the present invention will be described below.

  FIG. 1 shows a schematic configuration of a key telephone system to which the present invention is applied. The key telephone system includes a main device 10 having an interface card 11, and a plurality of multi-function telephones 21-1, 21-2,..., 21-n connected to the main device 10 through the interface card 11. . The interface card 11 corresponds to the type of the multi-function telephone. If the same type of multi-function telephone, one interface card can be shared by several multi-function telephones. A plurality of multifunction telephones are installed in various places. For example, in a company that has multiple departments and has a conference room shared by these multiple departments, one multifunction telephone is installed in the conference room, and the other multifunction telephone is installed in multiple desks in each department. Installed. Below, it demonstrates on the premise of such an installation form.

  The main device 10 also includes a CPU (control unit) 12-1, a memory 12-2, an execution program storage unit 12-3, an external device I / F (interface) 12-4, a system bus I / F 12-5, and the like. It has a main card 12. The execution program stored in the execution program storage unit 12-3 is a program that provides call control and various services of the multi-function telephone, and is controlled by being executed by the CPU 12-1.

  Data necessary for providing various services is stored in the memory 12-2, and telephone number data and a telephone number data lock flag table necessary for realizing the telephone number data lock function described below are also provided here. Stored in

  The present embodiment provides a telephone number data lock function in the above key telephone system. The phone number data lock function is a function that locks only the operations and displays related to the phone number data on the set multi-function phone, and can continue to use the operations and displays associated with other normal outgoing and incoming calls as before. Say. Operations and display related to phone number data include access to and display of phone number data (phone book data, speed dial data), operation and display of outgoing / incoming call history, and phone book or speed dial in incoming call display. Includes registered name, display of name, and operation for it.

  Specifically, the contents of the lock are the display of phone number data (phone book data, speed dial data) prohibited, the display of outgoing / incoming call history display, and the name and name registered in the phone book or speed dial in the incoming call display. Display prohibition etc. are mentioned.

  The phone number data lock function can be operated from a multi-function telephone to be locked, that is, manually set by a special key called a soft key to specify various service functions, or automatically set after a certain period of time using a timer. It is. Automatic setting by the timer is realized by the CPU 12-1. The CPU 12-1 counts the elapsed time since a certain operation is performed, and sets the lock function when no operation is performed even after a certain time has elapsed. Of course, the automatic setting may not only be performed automatically after a lapse of a fixed time, but also automatically performed by time designation. Setting cancellation is realized by entering a specific password (password) after designating the cancellation with a soft key from a locked multi-function telephone.

  The telephone number data handled in this embodiment includes personal telephone book data (hereinafter referred to as personal telephone book data) by name or name and telephone number, and telephone book data common to the key telephone system. The phone book data common to the system includes phone book data common to the entire company (hereinafter referred to as common phone book data) and phone book data common to each department (hereinafter referred to as group phone book data). . Phonebook data common to the entire company can be referred to by anyone in the company, and phonebook data common to each department can be referred to by a person in the department. These phone book data are stored in the memory 12-2.

  As shown in FIG. 2, a part of the storage area of the memory 12-2 includes a storage unit 12-2a for common phone book data, a storage unit 12-2b for group phone book data, and a personal phone book data storage unit. Used as the storage unit 12-2c. Particularly, since registration of the group phone book data is performed for each group, the group phone book data is stored for each group in the storage unit 12-2b, and reading is also performed for each group. Similarly, since the registration of the personal phone book data is set by the user for each multi-function telephone, the personal phone book data is stored for each multi-function phone (for each user) in the storage unit 12-2c. Reading is also for each multi-function phone. Of course, these telephone number data can be deleted and updated. Note that a speed dial is usually set for the telephone number, and in this case, the set speed dial data is stored together with the telephone number in the telephone directory data.

  In any case, when a telephone directory is designated by a soft key in the multi-function telephone, “common”, “group”, and “phone book” are displayed on the display unit. When the user selects any one of “common”, “group”, and “phone book”, the selected phone book data is displayed. The user can search for a desired name, name, or telephone number from the telephone directory data using the scroll display function.

  FIG. 3 shows a telephone number data lock flag table prepared in the memory 12-2 for realizing the above-described telephone number data lock function in the CPU 12-1. In this telephone number data lock flag table, the multi-function telephone and the telephone number data lock flag are set in a one-to-one relationship. For example, when the above-described telephone number data lock function is manually or automatically set in the multi-function telephone 21-1, the CPU 12-1 determines this and sets the telephone number data lock flag corresponding to the multi-function telephone 21-1. Set to ON, that is, “1”. On the other hand, when the release operation of the telephone number data lock function is performed in the multi-function telephone 21-1, the CPU 12-1 determines this and turns off the corresponding telephone number data lock flag, that is, “0”. The CPU 12-1 refers to the telephone number data lock flag table when the operation related to the telephone number data described above is performed from the multi-function telephone, and only when the telephone number data lock flag of the multi-function telephone is OFF. The requested data is displayed on the multifunction telephone.

  Next, the telephone number data lock function realized by the CPU 12-1 will be described with reference to FIG.

  In FIG. 4A, a telephone number data lock operation (manual setting) or a certain time (for example, several minutes to several tens of minutes) with no operation (automatic setting by a timer) on the multi-function telephone (step S11) Then, the telephone number data lock flag of the multi-function telephone is turned on (step S12).

  In FIG. 4B, when attempting to access the personal phone book data to make a call from the multi-function telephone (step S21), the CPU 12-1 refers to the telephone number data lock flag of the multi-function telephone that has performed the access operation ( Step S22). As a result of the reference, if the telephone number data lock flag of the accessed multi-function telephone is OFF, the personal telephone directory data can be accessed and displayed (step S23), but the telephone number data lock flag is ON. Phone number data lock release waiting.

  In FIG. 4C, a telephone number data lock release operation (password entry) is performed (step S31). If the password is correct, the telephone number data lock flag is turned off (step S32), and the personal telephone directory data is accessed. Can be displayed.

  In FIG. 4D, when an operation for referring to the outgoing or incoming call history is performed from the multifunction telephone (step S41), the CPU 12-1 refers to the telephone number data lock flag of the operated multifunction telephone (step S42). . If the phone number data lock flag of this multi-function phone is OFF, the name or name registered in the personal phone book data is displayed on the display unit of the multi-function phone, along with information such as the other party's phone number, outgoing or incoming time, etc. (Step S43). The name or name registered in the personal phone book data is also displayed in the case of the incoming call history because a search is made as to whether the other party's phone number is registered in the personal phone book data. On the other hand, when the telephone number data lock flag is ON, the name or name is not displayed (step S44).

  As with the outgoing / incoming call history, in FIG. 4D, when the multi-function telephone receives an incoming call (step S41), the CPU 12-1 refers to the telephone number data lock flag of the incoming multi-function telephone (step S42). ). If the telephone number data lock flag of the multi-function telephone is OFF, the name or name registered in the personal telephone book data is displayed on the display section of the multi-function telephone together with information such as the other party's telephone number (step) S43) If the telephone number data lock flag is ON, the name or name is not displayed (step S44).

  Of course, in any multi-function telephone, even if the telephone number data lock flag is ON, normal operations and display can be executed for operations other than those described above.

  The description with reference to FIG. 4 is for the personal phone book data, but the phone number data lock function can also be given to the common phone book data and the group phone book data. When all of the personal phone book data, common phone book data, and group phone book data are locked together, the phone number data lock flag table described with reference to FIG. 3 can be used as it is. On the other hand, when it is possible to individually set locks for personal phone book data, common phone book data, and group phone book data, the phone number data lock flag shown in FIG. Three types may be set for phone book data and group phone book data. The selection and setting of locks can be performed using soft keys, and the release operation can also be performed by inputting soft keys and passwords. The operation is the same as in the above embodiment.

  In the above description, the personal phone book data, the common phone book data, and the group phone book data are all stored in the memory 12-2 of the main device 10. However, the personal phone book data is multifunctional. You may memorize | store in the memory of a telephone. Even in this case, only the storage location of the personal telephone directory data is different, the control operation is executed by the CPU 12-1 in the main card 12, and the operation is exactly the same as in the above embodiment.

  Further, following the ON of the telephone number data lock flag determination steps S22 and S42 in FIGS. 4B and 4D, a display for prompting the input of a password may be performed on the display unit.

  In the above description of the embodiment, the case where the present invention is applied to a key telephone has been described. However, the scope of application of the present invention is not limited to a key telephone. Further, the present invention is suitable for installation in a company, factory, etc. that employs a telephone system in which a plurality of multi-function telephones are connected to the main unit. The present invention may be applied to a telephone system composed of a master unit using a functional telephone and one or more slave units. In this case, the functions of the CPU 12-1 and the memory 12-2 shown in FIG. 1 may be realized by a single multifunction telephone, a CPU and a memory built in the master unit.

1 is a block diagram showing a schematic configuration of a telephone system to which the present invention is applied. FIG. 2 is a diagram for explaining a storage area for telephone directory data realized by a part of the memory shown in FIG. 1. It is a figure for demonstrating the telephone number data lock flag table implement | achieved by a part of memory shown by FIG. It is a flowchart figure for demonstrating the telephone number data lock function operation | movement by this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Main apparatus 21-1 to 21-n Multifunctional telephone 12-2a Storage unit for common phone book data 12-2b Storage unit for group phone book data 12-2c Storage unit for personal phone book data

Claims (13)

In a telephone system including a main unit and one or more multi-function telephones connected thereto,
The main device includes a lock function execution unit that locks only an access operation and display for data including personal information among a plurality of types of data stored in the memory of the multi-function telephone or the memory of the main device. ,
The main device has a control unit for controlling the telephone system, and the control unit realizes the lock function executing means. The control unit performs no operation for a predetermined time in a multi-function telephone. If not, it has a function to automatically set the lock function for the multi-function phone,
A telephone system characterized in that each multi-function telephone can perform an operation and display other than an access operation and a display with respect to data including the personal information even when locked by an execution means of the lock function.   2. The telephone system according to claim 1, wherein the data including the personal information is telephone number data relating to a name or a name and a telephone number thereof. In telephone system according to claim 2, respectively before Symbol one or more enhanced phone, set the lock function of the multifunction telephone to the control unit, an input means for designating a cancellation, the main A data lock flag table is prepared in the memory of the device, and when the setting of the lock function is specified in a certain multi-function telephone, the control unit turns on the corresponding data lock flag in the data lock flag table, and When the release of the lock function is designated, the corresponding data lock flag in the data lock flag table is turned OFF, and the access operation and display for the data including the personal information is performed for the multi-function telephone in which the data lock flag is ON. A telephone system characterized by locking. In telephone system according to claim 2 or 3, wherein the multifunction telephone number cars plurality of enhanced phone includes a plurality is divided into a plurality of groups, as data including the personal information, the plurality of multi Common telephone directory data composed of the telephone number data common to all functional telephones, group telephone directory data composed of the telephone number data common to the groups of the plurality of groups, and the telephone input for each multifunction telephone Personal phone book data consisting of number data is stored, and the lock function is set for each multi-function telephone for at least the personal phone book data among the common phone book data, the group phone book data, and the personal phone book data A telephone system characterized by being enabled. 5. The telephone system according to claim 3 or 4 , wherein when the telephone number data is accessed for a call from a certain multi-function telephone, the control unit locks the telephone number data of the multi-function telephone that has performed the access operation. If the telephone number data lock flag of the multifunctional telephone that has been accessed is OFF as a result of the reference, access to the telephone number data is permitted, and the telephone number data lock flag is ON. And a step of waiting for the release of the lock function. In telephone system according to any one of claims 3-5, wherein, when an operation of referring to the outgoing or incoming call history in some enhanced phone is performed, the telephone number data lock flag multifunction telephone set the operation And if the telephone number data lock flag of the operated multi-function telephone is OFF as a result of the reference, the telephone together with information such as the other party's telephone number / time of outgoing or incoming call is displayed on the display section of the multi-function telephone A telephone system, wherein a name or name registered in number data is displayed, and the name or name is not displayed if the telephone number data lock flag is ON. The telephone system according to any one of claims 3 to 6 , wherein the control unit refers to a telephone number data lock flag of the multi-function telephone that has received an incoming call when there is an incoming call in a multi-function telephone; As a result of the reference, if the telephone number data lock flag of the multifunction telephone that has received the call is OFF, the name or name registered in the telephone number data together with information such as the other party telephone number is displayed on the display section of the multifunction telephone. And a step of not displaying the name or name if the telephone number data lock flag is ON. Applied to a telephone system including a main device and one or more multi-function telephones connected to the main device, among a plurality of types of data stored in the memory of the multi-function phone or the memory of the main device, the name or Only the access operation and display for the phone number data related to the name and the phone number can be locked for each multi-function phone,
The main apparatus has a control unit for controlling the telephone system, and the control unit executes the lock. When the control unit is not operated for a predetermined time in a multi-function telephone, Automatically set the lock on the function phone,
A method for locking personal information in a telephone system, wherein each multi-function telephone can perform operations and display other than access operation and display for the telephone number data even when locked. In the locked of personal information according to claim 8, and before Symbol one or more multifunction telephone each set of the lock of the multifunction telephone to the control unit, to specify a release, the main A data lock flag table is prepared in the memory of the device. When the setting of the lock is specified in a certain multi-function telephone, the corresponding data lock flag is turned ON in the data lock flag table, and the lock is released. When designated, the corresponding data lock flag in the data lock flag table is turned OFF, and the access operation and display for the telephone number data are locked for a multi-function telephone with the data lock flag turned ON. How to lock personal information. The personal information locking method according to claim 9 ,
When there is an access to the telephone number data for making a call from a certain multifunction telephone, a step of referring to the telephone number data lock flag of the multifunction telephone that has performed the access operation;
As a result of the reference, if the telephone number data lock flag of the accessed multifunction telephone is OFF, access to the telephone number data is permitted, and if the telephone number data lock flag is ON, the lock function is released. And a step of waiting. The personal information locking method according to claim 9 or 10 ,
Further, when an operation for referring to the outgoing or incoming call history is performed on a certain multifunction telephone, a step of referring to the telephone number data lock flag of the operated multifunction telephone;
As a result of the reference, if the telephone number data lock flag of the operated multifunction telephone is OFF, it is registered in the telephone number data together with information such as the other party's telephone number and the time of outgoing or incoming call on the display section of the multifunction telephone. A method for locking personal information, comprising: displaying a name or name, and not displaying the name or name if the telephone number data lock flag is ON. In the personal information locking method according to any one of claims 9 to 11 ,
Further, when there is an incoming call at a certain multifunction telephone, a step of referring to the telephone number data lock flag of the multifunction telephone that has received the incoming call;
As a result of the reference, if the telephone number data lock flag of the multifunction telephone that has received the call is OFF, the name or name registered in the telephone number data together with information such as the other party telephone number is displayed on the display section of the multifunction telephone. And a step of not displaying the name or the name if the telephone number data lock flag is ON. In the main device for a telephone system including one or more multifunction telephones,
Lock function execution means for locking only the access operation and display for the telephone number data relating to the name or name and the telephone number among a plurality of types of data stored in the memory of the multi-function telephone or the memory of the main unit. Prepared ,
The main device includes a control unit that controls the telephone system, and the control unit realizes the lock function execution unit. The control unit performs no operation for a predetermined time in a multi-function telephone. If not, it has a function to automatically set the lock function for the multi-function phone,
A main apparatus for a telephone system, characterized in that, in each multi-function telephone, an operation other than an access operation and a display for data including the personal information and a display can be performed even when the lock function execution means is locked.

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