KR20070060726A - Mobile communication terminal, system and method for providing message banner display function during video communication - Google Patents

Abstract

A mobile terminal, a system and a method for providing a message banner output function during video call communication are provided to provide video call communication to the hearing impaired and an education program using video call communication, and allow users to make conversion with characters as looking at the face each other in an environment where voice call communication is not available. Mobile terminals(110,112) perform voice or video call communication by way of a mobile communication network. A mobile terminal(110) encodes a message banner like an image signal and transmits it to another mobile terminal(112) during the video call communication. The mobile terminal(112) receives and displays the image signal including the message banner. A banner contents providing server(130) provides paid/free banner contents used for the message banner to the mobile terminals(110,112).

Description

Mobile Communication Terminal, System and Method for Providing Message Banner Display Function During Video Communication}

1 is a block diagram schematically illustrating a system for providing a message banner output function during a video call according to an embodiment of the present invention;

2 is a block diagram schematically illustrating a mobile communication terminal providing a message banner output function during a video call according to an embodiment of the present invention;

3 is a flowchart illustrating a method of providing a message banner output function during a video call according to an exemplary embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

110: outgoing mobile communication terminal 112: receiving mobile communication terminal

120: wireless access network 130: banner content providing server

202: program memory 204: key input unit

206: LCD display unit 208: Data storage unit

210: additional device processing unit 212: camera

214: subscriber information storage unit 220: microprocessor

230: RF communication unit

The present invention relates to a mobile communication terminal, a system, and a method for providing a message banner output function during a video call. More specifically, a mobile communication terminal providing a video call service includes a message banner that outputs an expression, a greeting, and the like that cannot be expressed by voice in a video transmitted to the other party, thereby transmitting a text, The present invention relates to a mobile communication terminal, a system, and a method for providing a message banner output function during a video call providing an output of a message banner of various expressions such as emoticons and icons.

With the rapid development of computer, electronic and communication technologies, various wireless communication services using a wireless communication network have been provided. The most basic wireless communication service is a service for providing a voice call wirelessly between mobile terminal users regardless of time and place.

As a result of the development of communication technology, services provided by a code division multiple access (CDMA) system are not only voice call services, but also multimedia communication that transmits data such as circuit data and packet data. It is developing into a service.

In recent years, IMT-2000 (International Mobile Telecommunication 2000), which is a third generation mobile communication system established by ITU-R as a standard due to the development of information and communication, has been commercialized. IMT-2000 is CDMA 2000 1X, 3X, EV-DO, Wide-band CDMA (WCDMA), etc. IS-95A, IS-95B using IS-95C network that has evolved from IS-95A and IS-95B networks. It is a service that can provide wireless data communication service at 144 Kbps, which is much faster than 14.4 Kbps or 56 Kbps, which is supported by the network. In particular, the IMT-2000 service can improve the quality of existing voice and wireless application protocol (WAP) services and provide various multimedia services at a faster speed.

Accordingly, the subscribers of the mobile communication service can freely move and talk with the other party anytime and anywhere using the wireless data communication service, as well as various information necessary for life through the wireless internet service, for example, news, weather, sports, securities. , Exchange rates, and traffic information may be provided in various forms such as text, voice, and image.

Among the services provided by the conventional mobile communication system, the video call service is a service that provides video and voice calls at the same time. The video call service is a service that allows users to exchange video and audio with each other at the same time and make a call. When a caller's mobile terminal transmits a video / audio signal to a receiver, the receiver transmits the video / audio signal transmitted by the caller to his / her mobile device. It is a method of viewing and listening to a caller's call by receiving it from a communication terminal. This can be done at the same time as it supports bidirectional services.

Conventional video call services can cause situations where it is difficult for a caller to make a voice call, for example, if the caller is in a public place or during a meeting. For this reason, there is a problem in that a video call cannot be used in the case of a user who is inevitably unable to make a voice call or a hearing impaired person.

In order to solve the above-mentioned problems, the present invention provides a simple video call by transmitting a message banner that outputs an expression, a greeting, etc., which cannot be expressed by voice in a video transmitted to a counterpart in a mobile communication terminal providing a video call service. Another object of the present invention is to provide a mobile communication terminal, a system, and a method for providing a message banner output function during a video call, which provides an output of a message banner of various expressions such as text, emoticons, and icons during a video call.

In order to achieve the above object, the present invention provides a video communication service in a mobile communication network including a wireless access network for providing a video and audio data transmission path, the mobile communication system for providing the video call service, Performs a voice call and a video call via a mobile communication network, and has a message banner output function to encode and transmit a message banner as a video signal during the video call, and to transmit the video signal including the message banner. A mobile communication terminal that provides a function of receiving and displaying; And a banner content providing server providing the mobile communication terminal with paid / free banner content used for the message banner.

In addition, according to another object of the present invention, a program memory for storing a protocol software for modulating and demodulating video and audio signals transmitted and received through a mobile communication network, a key input unit having a plurality of key buttons, the other party transmits during a video call LCD display unit for displaying video and message banners, free / free content including emoticons and icons used in the message banner, data storage unit for storing various banner contents including greeting messages and text messages, and photographing the user. A mobile communication terminal comprising a camera for generating image data and an RF communication unit for performing wireless communication of the mobile communication terminal using the mobile communication network, controlling the overall operation of the mobile communication terminal and photographing from the camera. Said zero of said user And a microprocessor for encoding data and the message banner to be transmitted by the user together and transmitting the same to the mobile communication terminal of the counterpart. .

In addition, according to another object of the present invention, by providing a video call service to provide a transmission path for video and audio data and to perform a voice call and video call via the mobile communication network, and has a message banner output function In the mobile communication network including a mobile communication terminal that provides a function of encoding and transmitting a message banner as a video signal during the video call, and receiving and displaying the video signal including the message banner. In the method of providing the message banner output function, (a) determining whether to edit and create the message banner to be transmitted during the video call before performing the video call; Storing the message banner; (b) receiving a setting signal of a scrolling method of the message banner; (c) determining whether the user is calling a video call and performing the video call when calling the video call; (d) When the video call is started, the message banner is encoded and transmitted simultaneously with the video signal, and during the video call, the message banner input by the user is encoded and transmitted simultaneously with the video signal. Displaying according to the scrolling method; And (e) determining whether the video call is terminated and ending the video call. The method provides a message banner output function during a video call.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. First of all, in adding reference numerals to the components of each drawing, it should be noted that the same reference numerals are used as much as possible even if displayed on different drawings. In addition, in describing the present invention, when it is determined that the detailed description of the related well-known configuration or function may obscure the gist of the present invention, the detailed description thereof will be omitted.

1 is a block diagram schematically illustrating a system for providing a message banner output function during a video call according to an exemplary embodiment of the present invention.

The mobile communication system according to the preferred embodiment of the present invention includes an outgoing mobile communication terminal 110, a receiving mobile communication terminal 112, a wireless access network 120, and a banner content providing server 130.

The outgoing mobile communication terminal 110 and the receiving mobile communication terminal 112 are terminals for performing a voice call and a video call via a mobile communication network. The outgoing mobile terminal 110 according to a preferred embodiment of the present invention has a message banner output function so that a user can send a greeting message, text, emoticon, icon, etc. to the receiving mobile terminal 112 during a video call. The message banner is encoded and transmitted as a video signal, and the receiving mobile communication terminal 112 receives and displays an image including the message banner. The receiving mobile communication terminal 112 may provide a message banner with the image to the user when receiving the video including the message banner transmitted by the calling mobile communication terminal 112 regardless of whether the message banner output function is provided. In addition, if the receiving mobile communication terminal 112 has a message banner output function, it is possible to transmit a message banner during a video call like the calling mobile communication terminal 110.

A mobile communication network according to a preferred embodiment of the present invention is an IS (Interim Standard) -95 network, a GSM network, a CDMA2000 1x network, a CDMA2000 3x network, a CDMA2000 EV-DO (Evolution-Data Only) network, a WCDMA network, and a Wibro (Wireless Broadband) network. It may include a wireless access network 120 by various mobile communication systems, such as the Internet (Internet) network.

The wireless access network 120 receives and processes wireless communication requests from the mobile communication terminals 110 and 112, performs handoff processing and wireless resource management, and performs video and audio data during a video call. Provide a transmission path.

The wireless access network 120 according to the preferred embodiment of the present invention includes a base station transmitter 122, a base station controller 124 and a mobile communication switch 126, and supports both synchronous and asynchronous mobile communication systems. Here, in the synchronous mobile communication system, the base station transmitter 122 is a base transceiver station (BTS), the base station controller 124 is a base station controller (BSC), and in the case of an asynchronous mobile communication system, the base station transmitter 122 is an RTS (Radio). The base station controller 124 is a transceiver network (RNC).

The base station transmitter 122 receives a call request signal from the mobile communication terminals 110 and 112 through a traffic channel of the signal channel and transmits it to the base station controller 124. In addition, the base station transmitter 122 is a network termination device that performs baseband signal processing, wired and wireless conversion, wireless signal transmission and the like and is directly connected to the mobile communication terminals 110 and 112. The base station transmitter 122 is arranged in units of cells, and transmits a call request generated from the mobile communication terminals 110 and 112 to the mobile communication switch 126 or moves in a cell area under its control. Location registration to identify the location of the communication terminal (110, 112) is performed.

The base station transmitter 122 transmits the position information of the base station transmitter 122 from the Global Positioning System (GPS) (not shown) to the mobile communication terminals 110 and 112 through a system parameter message of the forward link call channel. The mobile communication terminals 110 and 112 may register new location information by calculating the moving distance of the mobile communication terminals 110 and 112 by using the location information of the base station transmitter 122 of the cell to which the mobile communication terminals 110 and 112 belong.

Location registration is a procedure of informing the mobile communication exchange 126 of the mobile station 110, 112 of the location, status, identifier, slot period, and other features of the mobile communication terminal 122 through the base station transmitter 122. This is a procedure for effectively calling the mobile communication terminals (110, 112) when the incoming call to the mobile communication switch 126 to establish the call. The location registration of the mobile communication terminals 110 and 112 is performed when the mobile communication terminals 110 and 112 are powered on or off, when the mobile communication terminals 110 and 112 are handoffed, and the mobile communication is performed. This is implemented when system parameters of the terminals 110 and 112 are changed.

The base station controller 124 controls the base station transmitter 122, and allocates and releases radio channels for the mobile communication terminals 110 and 112, and controls the transmission output of the mobile communication terminals 110 and 112 and the base station transmitter 122. Performs soft handoff and hard handoff determination, transcoding and vocoding, GPS clock distribution, operation and maintenance of the base station transmitter 122, and the like. . The base station controller 124 transmits subscriber information of the mobile communication terminals 110 and 112 in which the location information is registered to the mobile communication switch 126, and transmits a call request signal received through the base station transmitter 122 to the mobile communication switch ( 126).

In addition, the mobile communication exchange 126 performs basic and additional service processing, incoming and outgoing call processing of the subscriber, location registration procedure and handoff procedure, interworking with other networks. The mobile communication switch 126 of the IS-95 A / B / C system includes an access switching subsystem (ASS) that performs distributed call processing, an INS (interconnection network subsystem) that performs centralized call processing, operation and Subsystems include a Central Control Subsystem (CCS), which is responsible for the centralization of maintenance, and a Location Registration Subsystem (LRS), which performs storage and management of information on mobile subscribers.

In addition, the mobile communication switch 126 for the third and fourth generation may include an Asynchronous Transfer Mode (ATM) switch (not shown). The ATM switch increases the transmission speed and the efficiency of line use by packet transmission per cell. Let's do it. In addition, the ATM switch performs call processing on a cell-by-cell basis, a mobility control subsystem that performs a subscriber registration, update function for performing wireless communication of the mobile communication terminals 110 and 112, and an interface function with the base station controller 124. Subsystems such as a call control subsystem to perform, a service control subsystem to perform billing functions for various supplementary service subscribers, and an intelligent peripheral subsystem to provide various supplementary services Include.

When the mobile communication switch 126 registers the location of the mobile communication terminal 110 through the wireless access network 120, the mobile communication terminals 110 and 112 are placed in a visitor location register (VLR) (not shown). After temporarily storing the subscriber information, request a location registration of the mobile communication terminal 110 to a home location register (HLR).

The banner content providing server 130 is a server that provides various free / free banner contents such as emoticons, images, and moving icons to be used for a message banner that a user wants to send to the counterpart. The banner content providing server 130 transmits the banner content to the mobile communication terminals 110 and 112 requesting the banner content via a mobile communication network, and provides a gift function to provide a message banner output function of another user. , 112) to transmit the banner content.

2 is a block diagram schematically illustrating a mobile communication terminal providing a message banner output function during a video call according to an exemplary embodiment of the present invention.

The mobile communication terminals 110 and 112 according to an exemplary embodiment of the present invention may include a program memory 202, a key input unit 204, a liquid crystal display (LCD) display unit 206, a data storage unit 208, and an additional device processing unit. 210, a camera 212, a subscriber identity module (SIM) 214, a microprocessor 220, an RF communication unit 230, and the like.

Mobile communication terminal 110, 112 according to a preferred embodiment of the present invention is a PDA (Personal Digital Assistant), cellular (Cellular) phone, PCS (Personal Communication Service) phone, hand-held PC (Hand-Held Personal Computer), GSM And a telecommunication device capable of a video call such as a Global System for Mobile (MB) phone and a Mobile Broadband System (MBS) phone.

The program memory 202 stores software for driving various functions of the mobile communication terminals 110 and 112, including a camera 212, and protocol software for modulating and demodulating data and voice signals transmitted and received through the mobile communication network. have.

The key input unit 204 drives various functions of the mobile communication terminals 110 and 112 including a plurality of numeric / character keys capable of receiving data such as numbers and letters from the user and a photographing function of the camera 212. A plurality of key buttons including a function key and the like are provided.

The LCD display unit 206 displays an operation state of the mobile communication terminals 110 and 112 including a state of use of the battery, a reception strength of radio waves, a date, a time, and the like. In addition, the LCD display unit 206 displays an image of the other party for the video call and a message banner transmitted by the other party.

The data storage unit 208 temporarily stores the image data of the electrical signal converted by the camera 212 and the audio signal of the electrical signal converted by the microphone 270, or the cameras of the mobile communication terminals 110 and 112. It stores a temporary data generated during the operation of 212). In addition, the data storage unit 208 stores various banner contents such as images, emoticons, and moving icons received by the user from the banner content providing server 130.

The additional device processing unit 210 is for processing a function additionally connected or mounted to the mobile communication terminals 110 and 112, and for example, data input / output for an additional device having a digital camera function, a camcorder function, an audio function, and the like. Perform the processing function.

The camera 212 may be mounted or connected inside the mobile communication terminals 110 and 112 in a configuration including a small lens, and the image data photographing the user may be connected to the mobile communication terminal of the other party through the RF communication unit 230. 110, 112).

The subscriber information storage unit 214 stores a mobile identification number (MIN), an electronic serial number (ESN), a personal security key, and various data necessary for the operation of the mobile communication terminal. The subscriber information storage unit 214 is inserted into a slot in the mobile communication terminals 110 and 112 in the form of a card to perform an interface function between the mobile communication terminals 110 and 112 and the voice packet network. .

The microprocessor 220 controls the overall operations of the mobile communication terminals 110 and 112, and inputs the user's video data captured from the camera 212, a greeting message set by the user, or a user input in real time while using a video call. Message banners such as text, emoticons and icons are encoded together and sent to the other party.

The user may edit and create a greeting message to be transmitted to the other party by using the message message banner output function on the mobile communication terminals 110 and 112 and store the data in the data storage unit 206 before transmitting the video call to the other party. It is also possible to set the scrolling of the message banner. The scrolling of the message banner provides various methods of scrolling, such as left to right, right to left, top to bottom, bottom to top, blinking effects and spreading effects.

The RF communicator 230 may include a digital signal processor (DSP) 232, a baseband converter 234, an RF signal processor 236, a speaker 238, a microphone 240, and an antenna. 242 and the like, and perform wireless communication of the mobile communication terminals 110 and 112 using the mobile communication network.

The digital signal processor 232 encodes or decodes a voice packet and a data packet, performs a function as an equalizer to remove multipath noise, and processes a sound data. Digital signal processing processor. In addition, the digital signal processor 232 exchanges voice data SPEECH with the baseband converter 234 and receives data from the baseband converter 234 (RX DATA).

The baseband converter 234 converts a signal transmitted and received between the RF signal processor 236 and the digital signal processor 232, the speaker 238, and the microphone 240 into a baseband signal, and converts the digital-analog signal. (DAC: Digital to Analog Conversion) and Analog to Digital Conversion (ADC). In addition, the baseband converter 234 transmits the transmission data TXIQ to the RF signal processor 236 and controls the power (POWER) of the RF signal processor 236 or automatically controls its gain (AGC). The RF signal processor 236 receives the received signal RXIQ.

The RF signal processor 236 demodulates and amplifies the RF signal received from the antenna 242, modulates a transmission signal applied from the baseband converter 234, and transmits the modulated signal to the radio space through the antenna 242.

The speaker 238 outputs sound data transmitted from the baseband converter 234 as an audible sound, and the microphone 240 converts a user's voice input into an electrical signal.

3 is a flowchart illustrating a method of providing a message banner output function during a video call according to an exemplary embodiment of the present invention.

According to a preferred embodiment of the present invention, the mobile communication terminal (110, 112) is a text, emoticon, icon and greeting message using the paid and free content to be transmitted through the message banner output function during the video call before the user performs the video call In step S310, a message banner is created and edited and stored in the data storage unit 208 (S320).

Here, the creation of the greeting message is not an essential process, but is an optional function performed according to a user's selection.

After creating a message banner such as a greeting message, the mobile communication terminals 110 and 112 receive and store a setting signal of a scrolling method of the message banner displayed together with the image during the video call from the user (S330).

When the scrolling method of the message banner is set, the mobile communication terminals 110 and 112 determine whether the user sends a video call (S340), and when performing the video call, perform a video call (S350).

When the video call is started, the message banner previously set by the user is transmitted simultaneously with the image (S360), and the message banner input by the user during the video call is transmitted and displayed according to the scrolling method set by the user (S370).

The mobile communication terminals 110 and 112 determine whether the video call ends, and terminate the video call (S380).

The above description is merely illustrative of the technical idea of the present invention, and those skilled in the art to which the present invention pertains may make various modifications and changes without departing from the essential characteristics of the present invention. Therefore, the embodiments disclosed in the present invention are not intended to limit the technical idea of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by these embodiments. The protection scope of the present invention should be interpreted by the following claims, and all technical ideas within the equivalent scope should be interpreted as being included in the scope of the present invention.

As described above, according to the present invention, it is possible to provide a video call to people with hearing impairments, and to provide an education program using the video call. In addition, even in an environment in which a voice call cannot be performed, the message banner output function can be used to communicate with a text while looking at the other party's face.

Claims (10)

In a mobile communication network including a wireless access network providing a video call service to provide a transmission path of video and audio data, the mobile communication system providing the video call service, Perform a voice call and a video call via the mobile communication network, and have a message banner output function to encode and transmit a message banner as a video signal during the video call, and to transmit the video signal including the message banner. A mobile communication terminal providing a function of receiving and displaying the received data; And Banner content providing server that provides the mobile communication terminal with paid / free banner content used for the message banner. A mobile communication system providing a message banner output function during a video call, comprising: a. The method of claim 1, The mobile communication network includes at least one of an IS (Interim Standard) -95 network, a GSM network, a CDMA2000 1x network, a CDMA2000 3x network, a CDMA2000 EV-DO (Evolution-Data Only) network, a WCDMA network, and a wireless broadband Internet (Wibro) network. A mobile communication system providing a message banner output function during a video call, comprising: a. The method of claim 1, The message banner is a mobile communication system for providing a message banner output function during a video call, characterized in that it comprises at least one of an emoticon and an icon, a greeting message, and a text message using the free / free content. The method of claim 1, The banner content providing server may provide a gift function and transmit the banner content to a mobile communication terminal of another user having the message banner output function at the request of the user. Providing mobile communication system. Program memory storing protocol software for modulating and demodulating video and audio signals transmitted and received through mobile communication network, Key input unit having a plurality of key buttons, LCD display unit displaying video and message banners transmitted by the other party during a video call And a data storage unit for storing various banner contents including a free / free content including an emoticon and an icon used in the message banner, a greeting message, and a text message, a camera for photographing the user to generate image data, and the movement. In the mobile communication terminal comprising an RF communication unit for performing wireless communication of the mobile communication terminal using a communication network, A microprocessor that controls the overall operation of the mobile communication terminal and encodes the image data of the user taken from the camera and the message banner to be transmitted by the user to the other party's mobile communication terminal. A mobile communication terminal providing a message banner output function during a video call, comprising: a. The method of claim 5, The message banner may receive a signal to be edited and written before the video call is received from the user and stored in the data storage, or edited and created during the video call to the counterpart. A mobile terminal providing a message banner output function during a call. The method of claim 5, The microprocessor receives and stores a setting signal of a scroll method, which is a method of outputting the message banner, from the user, and outputs the message banner according to the scroll method when transmitting the message banner to the counterpart. A mobile communication terminal providing a message banner output function during a video call. The method of claim 7, wherein The scrolling method may include at least one of a left to right, a right to a left, a top to a bottom, a bottom to a top, a flickering effect and a spreading effect. Provides a video call service and performs a voice call and a video call via a wireless access network and a mobile communication network providing a transmission path of video and audio data, and has a message banner output function to display a message banner during the video call. A method of providing a message banner output function during the video call in a mobile communication network including a mobile communication terminal that encodes and transmits a video signal and provides a function of receiving and displaying the video signal including the message banner. To (a) determining whether to edit and create the message banner to be transmitted during the video call before performing the video call, and storing the message banner when the message banner is created and edited; (b) receiving a setting signal of a scrolling method of the message banner; (c) determining whether the user is calling a video call and performing the video call when calling the video call; (d) When the video call is started, the message banner is encoded and transmitted simultaneously with the video signal, and during the video call, the message banner input by the user is encoded and transmitted simultaneously with the video signal. Displaying according to the scrolling method; And (e) determining whether the video call ends and ending the video call Method for providing a message banner output function during a video call comprising a. The method of claim 9, wherein in step (a), Editing and creating the message banner before the video call is performed is an optional function performed according to the user's selection.

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