KR101582816B1 - calling and messaging terminal and communication system of unspecified user using private identity - Google Patents

Abstract

The present invention relates to a terminal and a call system in which an unspecified number of users perform call and messaging using personal identification information. A call system for performing call and messaging by an unspecified number of users using personal identification information according to the present invention is installed in a predetermined area and executes a caller software for calling and transmits a message or call connection signal to a receiver terminal A sender terminal; A recipient terminal for receiving a message or a call connection signal transmitted from the caller terminal and transmitting the message to the caller terminal; And a server for receiving a message or call connection transmitted from the software installed in the caller terminal and transmitting the received message or software to receiver software installed in the receiver terminal. Accordingly, it is possible to install software capable of performing voice and video communication and messaging services on a plurality of unspecified terminals such as a public telephone, execute calls and messaging with a specific user using personal identification information, If the communication security is required by applying an algorithm for blocking images, the main part of the face can be outputted as an image or the output of the image can be blocked. Also, the message can be transmitted and received and talked in the area where the caller terminal is installed.

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention [0001] The present invention relates to a terminal and a communication system for performing an unspecified number of calls and messaging using personal identification information,

The present invention relates to a terminal and a call system in which an unspecified number of users perform call and messaging using personal identification information. In more detail, an unspecified number of users use personal identification information to make a call connection for a call and messaging to a specific user through a terminal installed in a limited space, And a terminal and a call system for performing messaging.

Recently, with the spread of mobile devices such as smartphones and tablet PCs, users are increasingly using free messaging services and free voice call services through applications distributed by other developers as well as voice calls and SMS services provided by carriers have.

However, users who live in a specific area such as a military unit have a limitation in using the messaging and voice call service because the possession of the mobile device is limited.

Also, especially in the case of military units, video telephony in the unit is extremely limited and vocal due to the problem of communication security, and it is becoming a stumbling block to expand the use of video telephony service.

In the case of video surveillance service introduced for the welfare of soldiers, the video surveillance service is installed on the commander's room or main officer's facts within the unit due to communication security problem during the video call, so that personal privacy is not guaranteed and the basic purpose of improving the welfare of the soldiers This is a service that is not suitable and its utilization is very different from the basic purpose.

Accordingly, the present invention provides software that enables voice and video communication and messaging services to a plurality of unspecified terminals such as a public telephone, etc., and uses an individual identification information capable of executing a call and messaging with a specific user, And to provide a terminal and a communication system which perform the communication.

According to the present invention, when an unspecified number of terminals recognizes a face and blocks an image by applying an algorithm, it is possible to output only an image of a main part of a face in case of communication security, And to provide a terminal and a call system in which a user of the terminal performs call and messaging.

Another object of the present invention is to provide a terminal and a call system in which an unspecified number of users perform call and messaging by using personal identification information capable of sending and receiving messages and making a call even in the area in which the caller terminal is installed.

The above object is accomplished by a communication system comprising: a caller terminal installed in a predetermined area and executing a caller software for calling and transmitting a message or a call connection signal to a receiver terminal; A recipient terminal for receiving a message or a call connection signal transmitted from the caller terminal and transmitting the message to the caller terminal; And a server for receiving a message or call connection transmitted from software installed in the caller terminal and transmitting the received message or software to receiver software installed in the receiver terminal.

The software for the sender and the software for the recipient can be implemented as downloadable applications.

The server may include a mailbox server for separately storing a message transmitted from the recipient terminal, and the mailbox server may transmit a message corresponding to the sender terminal requesting the message to the sender terminal upon request.

The caller terminal and the receiver terminal may further include an image pickup section for picking up a user for performing a video call, and may transmit the image picked up by the image pickup section to the server.

Wherein the caller terminal further comprises an image recognition unit for recognizing the captured image, and when the whole image corresponding to the face major part is not recognized by the image recognition unit, the control unit stops transmission of the captured image Or may transmit a predetermined replacement image.

Wherein the image recognizing unit recognizes a character in the character sensing area or a white area of a predetermined size in the white sensing area by setting one area of the sensed image to at least one of a character sensing area and a white sensing area, When the character or white area is detected by the image recognition unit, transmission of the sensed image may be blocked or a predetermined alternative image may be transmitted.

The image recognizing unit may set the character sensing area on the top of the face image recognized by the sensing unit or may set the white sensing area on the bottom of the recognized face image.

The control unit may perform a mosaic process on a main part of the recognized face, an area excluding the character sensing area and the white sensing area.

Preferably, the image captured by the imaging unit is encoded by one of VGA, QVGA, CIF, and QCIF.

Preferably, the voice call executed by the call connection is encoded by a format of either AMR NB / WB or Opus Codec.

The control unit transmits and receives information by the USB protocol with the communication unit, and can be interlocked with the image pickup unit by a UVC (USB Video Class).

The server may include a billing server for performing a billing process for the transmission of the message and the fee generated according to the voice or video call.

Wherein the caller terminal includes a card reader unit for reading card information of any one of a prepaid card, a deferred card, a credit card, and a check card, Can be performed.

The server receives user information of a user using the caller terminal and the receiver terminal, classifies the inputted user information into predetermined categories, and transmits user information To the other terminal.

The caller terminal preferably includes a public telephone terminal.

And transmitting the message or the call connection signal to the receiver terminal using the personal identification information of the user by executing the software for the sender installed in the predetermined area, The above object is also achieved by a terminal that a user performs call and messaging.

According to the terminal and the call system in which an unspecified number of users perform call and messaging using the personal identification information according to the present invention, software capable of performing voice and video call and messaging services is installed in an unspecified number of terminals such as a public telephone And can execute calls and messaging with specific users.

According to the terminal and the call system in which an unspecified number of users perform call and messaging using the individual identification information according to the present invention, an algorithm for recognizing faces and recognizing faces is performed by an unspecified number of terminals, It is possible to output only the main part of the face as an image or block the output of the image.

In addition, according to the terminal and the call system in which an unspecified number of users perform call and messaging using the personal identification information according to the present invention, messages can be transmitted and received and communication is also possible in a region where the caller terminal is installed.

FIG. 1 is a schematic view showing a configuration of a call system in which an unspecified number of users perform call and messaging using personal identification information according to the present invention,
FIG. 2 is a block diagram illustrating a configuration of a caller terminal that performs call and messaging by an unspecified number of users using personal identification information according to the present invention.
3 is a block diagram illustrating a configuration of a recipient terminal for performing call and messaging by an unspecified number of users using personal identification information according to the present invention,
4 is a block diagram showing a configuration of a server included in a call system in which an unspecified number of users perform call and messaging using the personal identification information according to the present invention,
5 is a diagram for explaining a process of recognizing an image captured by the image recognition unit of the caller terminal according to an embodiment of the present invention.

Hereinafter, a terminal and a call system for performing call and messaging by an unspecified number of users using personal identification information according to the present invention will be described in detail with reference to the accompanying drawings.

FIG. 1 is a schematic view showing a configuration of a call system in which an unspecified number of users perform call and messaging using personal identification information according to the present invention. 1, a call system using an unspecified number of terminals according to the present invention includes at least one caller terminal 10, at least one receiver terminal 20, and a server 30, The terminals 10 and 20 and the server 30 transmit and receive information by a data communication network.

The originator terminal 10 is installed in a predetermined area, executes a caller software for calling, and transmits a message to a recipient terminal or tries to make a call connection. The caller terminal 10 according to the present invention can be implemented as a public telephone terminal installed for an unspecified number of callers existing in a limited area such as a military unit or a prison.

Specifically, the caller terminal 10 has built-in hardware, such as a microcomputer, operating in the same operating system as the recipient terminal 20 in a known call terminal, and can transmit SMS or MMS to the recipient terminal 20, Video communication by a protocol such as VoIP is possible.

The recipient terminal 20 receives the message or call connection signal transmitted from the originator terminal 10. [ The recipient terminal 20 according to the present invention can be implemented as a smart phone, a tablet PC, a personal computer, or the like, on which receiver software for receiving a call connection from the originator terminal 10 can be installed.

The software for the sender and the software for the receiver, which are installed in the sender terminal 10 and the receiver terminal 20 according to the present invention, can be downloaded from a separate server, and communication and messaging are possible between terminals installed with respective software. That is, voice and video communication, and transmission and reception of SMS and MMS are possible between each recipient terminal 20 in which the receiver software is installed.

At this time, an application for transmitting and receiving messages and an application for performing voice and video communication may be implemented as separate applications and installed in the terminal, respectively.

The server 30 receives the call connection signal transmitted from the software installed in the caller terminal 10 and transmits it to the receiver software installed in the receiver terminal 20. The image information or voice information generated in the caller terminal 10 and the recipient terminal 20 is transmitted to the counterpart terminal via the server 30.

Here, the originator terminal 10 and the recipient terminal 20 according to the present invention can communicate with the server 30 using the IP network. Thus, video and voice communication can be freely performed without using a communication network provided by a mobile communication company, and messaging between users can be freely performed. Of course, the call system 100 according to the present invention may add a messaging-based server such as an extensible messaging and presence protocol (XMPP) in consideration of loads between terminals.

Since the caller terminal 10 according to the present invention is a terminal installed for an unspecified number of callers, it is impossible to attempt call connection from the caller terminal 10 to the caller terminal 10. To solve this inconvenience, The terminal 20 can support the transmission function of SMS or MMS.

2 is a block diagram illustrating a configuration of a caller terminal 10 according to an exemplary embodiment of the present invention. 2, a caller terminal 10 according to an embodiment of the present invention includes a communication unit 11, a storage unit 12, an imaging unit 13, a card reader unit 14, An audio input unit 15, an audio output unit 16, a display unit 17, an image recognition unit 18, and a control unit 19. [

The communication unit 11 transmits and receives information to and from the recipient terminal 20 and the server 30. The communication unit 11 according to the present invention is an interface for connecting to an IP network and includes a wired interface such as TCP / IP protocol and Ethernet, an FTTH interface, a wireless Internet WIFI interface, a WIBRO interface, an LTE modem, Any interface that can be accessed is available. Of course, it is also possible to selectively use two or more communication networks depending on the situation.

The storage unit 12 stores software for a caller to perform communication with the recipient terminal 20 and stores user information and related information for transmitting and receiving information to and from the recipient terminal 20 and the server 30. [

The image pickup section 13 picks up an image of an object to be picked up. The image pickup unit 13 of the caller terminal 10 according to the present invention may be implemented by a camera or the like capable of photographing a moving picture of a caller and includes a function of recognizing the main parts of the face by reading the user's biometric information can do. The image picked up by the image pickup unit 13 according to the present invention is preferably encoded by any one of VGA, QVGA, CIF and QCIF under the control of the control unit 15 and transmitted to the server 30. The voice input unit (not shown) built in the caller terminal 10 is preferably encoded by any one of AMR NB / WB and Opus Codec.

The card reader unit 14 reads the card information of the prepaid card, deferred card, credit card, or check card. The card reader unit 14 according to the present invention can read information by various methods such as contact and non-contact type. With the information read by the card reader unit 14, the control unit 15 controls the user Authentication can be performed.

The voice input unit 15 is implemented by a microphone or the like and receives voice from a user. The voice output unit 16 is implemented by a speaker or the like, and outputs a voice of a recipient received from the recipient terminal 20.

The display unit 17 displays an image of a receiver photographed by the receiver terminal 20 when a video call is made between the transmitter and the receiver. The display unit 17 according to the present invention may include a function of a user input unit (not shown) when implemented as a touch screen unit.

The image recognition unit 18 recognizes the image captured by the image capture unit 130 and determines whether or not the security requirement is satisfied.

The control unit 19 transmits the image information or audio information input by the image pickup unit 13 or the audio input unit 15 to the server 30 via the communication unit 11, Or audio information from the server 30 and displays it on the display unit 17 or the audio output unit 16 or outputs it.

The control unit 19 may include an AP board based on an application operating system. When the communication unit 11 is implemented as an LTE modem, it preferably transmits and receives information to / from the communication unit 11 by a USB protocol. The control unit 19 can receive image information from the image sensing unit 13 by UVC (USB Video Class).

According to the call system 100 in which an unspecified number of users perform call and messaging by using the individual identification information according to the present invention, the caller sends his / her personal identification (ID) to the caller terminal 10 Information, that is, an ID and a password or card information, and performs a login process. When the login process is completed, a list of recipients capable of making calls or messaging with the caller is displayed. When the caller selects a desired recipient, the caller terminal 10 tries call connection. The sender can execute the software or application for the sender installed in the sender terminal 10 and can make a call or messaging only to the receiver registered in the software or application.

In this case, the recipient terminal 20 can not transmit a message or attempt a call connection to the originator terminal 10 in principle. However, when the login state is maintained at the originator terminal 10, 10 to a user who has logged in, and can transmit a message without passing through the mailbox server 32, and can make a voice call or a video call.

In addition, the call system 100, in which an unspecified number of users perform call and messaging using the individual identification information according to the present invention, may be configured such that a login is maintained in the caller terminal 10 and the receiver terminal 20 using a push server It is also possible to display a message by a push method when a message is received from the other party.

The terminals 10 and 20, which perform call and messaging by an unspecified number of users using the personal identification information according to the present invention, perform call and messaging using a separate software or application, It is possible to send and receive messages at the same time. At this time, the message transmission / reception method of the call system 100 according to the present invention can apply a variety of real-time and delay methods, and can apply both the messaging and the call both in a bilateral or multi-party manner.

In particular, it is also possible that the server 30 classifies the user information into predetermined categories, and transmits the user information to the counterpart terminal so that messages can be transmitted and received between users belonging to one category.

According to the present invention, a plurality of unspecified users perform call and messaging using the personal identification information according to the present invention. In this way, even if an unspecified number of users do not have a personal portable terminal, The user can freely use messaging and voice communication and video communication with his / her personal portable terminal.

3 is a block diagram illustrating a configuration of a receiver terminal 20 according to an embodiment of the present invention. 3, the receiver terminal 20 according to an embodiment of the present invention includes a communication unit 21, a display unit 22, a storage unit 23, an image pickup unit 24, An audio output unit 26, and a control unit 27. [0031] The recipient terminal 20 according to the present invention is not limited to a mobile device such as a smart phone or a tablet PC, but may be any device capable of installing software for a recipient.

The communication unit 21 transmits and receives information to and from the caller terminal 10 and the server 30. The communication unit 21 is an interface for accessing the IP network, and uses a wired interface such as a TCP / IP protocol or Ethernet, an FTTH interface, a wireless Internet WIFI interface, a WIBRO interface, . Here, the receiver terminal 20 according to the present invention does not need to be scattered within a limited area, unlike the caller terminal 10, and thus it is preferable that the receiver terminal 20 is implemented with a wireless interface.

The display unit 22 displays image information or message information received from the caller terminal 10. [ If the display unit 22 according to the present invention includes a touch screen module, it may be integrated with a user input unit (not shown).

The storage unit 23 is provided with software for recipients for receiving a call connection from the caller terminal 10 and stores user information and related information for transmitting and receiving information with the caller terminal 10 and the server 30. [

The image pickup section 24 picks up an image of an object to be picked up. The imaging unit 24 of the recipient terminal 20 according to the present invention may be implemented by a camera or the like capable of capturing a moving image of a recipient and includes a function of reading the biometric information of the user and recognizing the main parts of the face, can do.

The voice input unit 25 is implemented by a microphone or the like and receives voice from a user. The voice output unit 26 is implemented by a speaker or the like and outputs the voice of a caller received from the caller terminal 10.

The control unit 27 receives image information or audio information transmitted from the sender terminal 10 from the server 30 via the communication unit 21 and displays or outputs the image information or audio information through the display unit 22 or the audio output unit 26, Receives a voice or image from a receiver and transmits it to the server 30.

FIG. 4 is a block diagram illustrating a configuration of a server 30 included in a call system 100 in which an unspecified number of users performs call and messaging using personal identification information according to the present invention.

4, the server 30 according to the present invention may include a call processing server 31, a mailbox server 32, and a billing server 32. [

The call processing server 31 attempts to establish a call connection with a receiver selected by the caller when a call connection signal is received from the caller terminal 10.

The mailbox server 32 stores the message transmitted from the recipient terminal 20 separately. The mailbox server 32 temporarily stores the message transmitted from the recipient terminal 20 and then transmits a message corresponding to the sender terminal requesting the message to the sender terminal 20 when the sender terminal 10 requests the message do.

The billing server 33 performs billing processing for the transmission of the message and the fee generated according to the voice or video call. The billing server 33 according to the present invention can not only process billing information and billing related matters, but also interwork with the call processing server 31 and the mailbox server 32 that process call connection signals to register, change, , Information on addition and processing can be received, and functions such as agency management can also be performed.

According to an embodiment of the present invention, the caller terminal 10 may further include an image recognition unit 18 for recognizing an image captured by the image capture unit 13. [

Thus, the caller terminal 10 according to an embodiment of the present invention recognizes the face of the captured image when the caller performs the video call through the image pickup unit 13, and determines whether the entire video corresponding to the main part of the face is recognized . Here, the determination as to whether or not the entire image corresponding to the main part of the face is recognized is made by determining whether or not the facial disturbing element exists, It is possible to judge whether or not there is an obstructing element.

In addition, the image recognition unit 19 according to the present invention can determine whether or not the face is symmetrical, and it is determined whether or not the face line and the eye and the ear are symmetrical. It is possible to determine whether or not the symmetry is performed through vertical line separation and overlapping of the facial image.

Thus, when the entire image corresponding to the main part of the face is not recognized by the image recognition unit, the control unit 19 may block the transmission of the sensed image for security or transmit the predetermined substitute image.

In addition, when the image information other than the face is recognized and the distance between the face and the image sensing unit 13 is out of a predetermined range, the control unit 19 transmits contents requiring security to the receiver It is possible to block the transmission of the image picked up by the image pickup section 13 to the server 30 or to control the communication section 11 to transmit the predetermined substitute image.

5, the image recognition unit 19 according to the present invention sets one area of the captured image to at least one of the character sensing area A and the white sensing area B, The control unit 15 recognizes a character in the character sensing area A or a white area of a predetermined size in the white sensing area B and the control unit 15 recognizes the transmission of the sensed image if a character or white area is detected by the image recognizing unit Or transmit a predetermined alternative image.

Here, it is preferable that the control unit 19 sets the character detection area A at the upper or left or right of the face recognized by the image pickup unit 13, or sets the white detection area B at the lower end of the recognized face . This is for recognizing that the main part of the face is recognized while the image is being picked up from the outside of the screen during image pickup by the image pickup unit 13, or that the user is normally prevented from carrying the document with the face under the face.

Thus, the call system 100, in which an unspecified number of users perform call and messaging by using the individual identification information, can prevent the outflow of information requiring security in the calling process of the caller to the outside.

The control unit 19 according to the present invention controls the main parts of the face, the character sensing area and the white sensing area in order to minimize the inconvenience of non-recognition of the security inconsistency even in the main parts of the face, It is also possible to perform a mosaic process on an area other than the area.

With this configuration, the call system 100, in which an unspecified number of users perform call and messaging using the individual identification information according to the present invention, can transmit and receive both messages to and from a recipient having a certain relationship with the caller, You can also make a video call. And the caller can perform a message or a call with the recipient regardless of the communication state within the restricted area where the caller is located.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments.

10: originator terminal 11: communication section
12: storage unit 13:
14: card reader unit 15:
20: Recipient terminal 21:
22: display section 23: storage section
24: control unit 30: server
31: call processing server 32: mailbox server
33: Billing server

Claims (17)

A caller terminal including a public telephone terminal that executes software for caller for calling and transmits a message or a call connection signal to a receiver terminal and is installed in a predetermined area so that an unspecified number of users can use the caller terminal;
A recipient terminal for receiving a message or a call connection signal transmitted from the caller terminal and transmitting the message to the caller terminal;
And a server for receiving the message or call connection signal transmitted from the software installed in the caller terminal and transmitting the received message or call connection signal to the receiver software installed in the receiver terminal,
Wherein the caller terminal and the receiver terminal further comprise an image pickup unit for picking up a user for performing a video call,
Wherein the calling terminal comprises:
Recognizing the sensed image and setting a character sensing area and a white sensing area in one area of the sensed image to recognize a character in the character sensing area or a white area of a predetermined size in the white sensing area Wealth;
Wherein the image sensing unit is configured to transmit an image captured by the image sensing unit to the server, wherein the image recognizing unit recognizes that the entire image corresponding to the face major portion is not recognized, the character in the character sensing area is recognized, And a control unit for blocking the transmission of the sensed image or transmitting a predetermined substitute image when the white region is recognized. The method as claimed in claim 1, further comprising: system.
The method according to claim 1,
Wherein the software for the sender and the software for the recipient are implemented as downloadable applications. 10. A call system in which an unspecified number of users perform call and messaging using personal identification information.
3. The method according to claim 1 or 2,
The server comprises:
And a mailbox server for separately storing a message transmitted from the recipient terminal,
Wherein the mailbox server transmits a message corresponding to the sender terminal requesting the message to the caller terminal upon request, and performs call and messaging by an unspecified number of users using the personal identification information.
delete delete delete The method according to claim 1,
Wherein the image recognizing unit sets the character sensing area at the top, left and right of the face image recognized by the sensing unit, or sets the white sensing area at the bottom of the recognized face image. And an unspecified number of users perform call and messaging.
The method according to claim 1,
Wherein the controller performs a mosaic process on a main part of the recognized face and an area excluding the character sensing area and the white sensing area, and performs a call and messaging by an unspecified number of users using the personal identification information Currency system.
The method according to claim 1,
Wherein the image picked up by the image pickup unit is encoded by one of VGA, QVGA, CIF, and QCIF, and the unspecified number of users performs call and messaging using the personal identification information.
3. The method according to claim 1 or 2,
Characterized in that the voice call executed by the call connection is encoded by a format of one of AMR NB / WB and Opus Codec. .
The method according to claim 1,
Wherein,
Transmits and receives information by the communication unit and the USB protocol,
And the image pickup unit is interlocked with the UVC (USB Video Class). The call system according to claim 1,
3. The method according to claim 1 or 2,
The server comprises:
And a billing server for performing a billing process for the charges generated according to the transmission of the message and the voice or video call. The mobile communication system according to claim 1, .
And a card reader unit for reading out card information of any one of a prepaid card, a deferred card, a credit card, and a check card, A sender terminal for performing user authentication according to the received information;
A recipient terminal for receiving a message or a call connection signal transmitted from the caller terminal and transmitting the message to the caller terminal;
And a server for receiving the message or call connection signal transmitted from the software installed in the caller terminal and transmitting the received message or call connection signal to the receiver software installed in the receiver terminal,
Wherein the caller terminal and the receiver terminal further comprise an image pickup unit for picking up a user for performing a video call,
Wherein the calling terminal comprises:
Recognizing the sensed image and setting a character sensing area and a white sensing area in one area of the sensed image to recognize a character in the character sensing area or a white area of a predetermined size in the white sensing area Wealth;
Wherein the image sensing unit is configured to transmit an image captured by the image sensing unit to the server, wherein the image recognizing unit recognizes that the entire image corresponding to the face major portion is not recognized, the character in the character sensing area is recognized, And a control unit for blocking the transmission of the sensed image or transmitting a predetermined substitute image when the white region is recognized. The method as claimed in claim 1, further comprising: system.
3. The method according to claim 1 or 2,
The server comprises:
Receiving user information of a user using the caller terminal and the receiver terminal, classifying the inputted user information into a predetermined category, and transmitting user information to a counterpart terminal Wherein the plurality of users perform call and messaging using the personal identification information.
delete A caller terminal including a public telephone terminal installed in a predetermined area so that an unspecified number of users can be used,
The terminal executes software for a caller for transmission and transmits a message or a call connection signal to a receiver terminal using personal identification information of the user,
An image pickup section for picking up a user for performing a video call;
Recognizing the sensed image and setting a character sensing area and a white sensing area in one area of the sensed image to recognize a character in the character sensing area or a white area of a predetermined size in the white sensing area Wealth;
Wherein the image sensing unit is operable to transmit an image captured by the image sensing unit to the server, wherein the image recognizing unit recognizes that the entire image corresponding to the face major portion is not recognized, And a controller for blocking the transmission of the sensed image or transmitting a predetermined substitute image when the region is recognized. The terminal according to claim 1,
A caller terminal that executes software for callers for calling and performs user authentication according to information recognized by a card reader unit that reads card information of either a prepaid card, a deferred card, a credit card, or a check card ,
The terminal transmits a message or a call connection signal to a receiver terminal,
An image pickup section for picking up a user for performing a video call;
Recognizing the sensed image and setting a character sensing area and a white sensing area in one area of the sensed image to recognize a character in the character sensing area or a white area of a predetermined size in the white sensing area Wealth;
Wherein the image sensing unit is operable to transmit an image captured by the image sensing unit to the server, wherein the image recognizing unit recognizes that the entire image corresponding to the face major portion is not recognized, Further comprising a controller for blocking the transmission of the sensed image or transmitting a predetermined substitute image when the region is recognized, wherein the terminal performs an unspecified number of calls and messaging using the personal identification information.

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