KR100707291B1 - Method and System for Transferring Data of External Memory in Mobile Communication Terminal for Providing Infrared Data Assocition - Google Patents

Abstract

The present invention relates to a system and method for transmitting data from an external memory mounted to a mobile communication terminal providing an infrared wireless communication function.

The present invention provides a method for transmitting data of a transmission external memory mounted on a transmission mobile communication terminal providing an infrared wireless communication function to a reception external memory of a reception mobile communication terminal, the method comprising: (a) executing an execution signal of an infrared communication application from a user; Receiving an input and executing an infrared communication application; (b) searching for data stored in the transmission external memory by the infrared communication application and displaying the retrieved data list on a screen of the transmission mobile communication terminal; (c) receiving a data transmission request signal for requesting data transmission from a user; And (d) transmitting data to a receiving external memory by a transmitting mobile communication terminal receiving a data transmission request signal, and displaying a file name and a transmission rate of the data to be transmitted on a screen of the transmitting mobile communication terminal. A method of transmitting data from an external memory installed in a transmitting mobile communication terminal to an external memory of a receiving mobile communication terminal.

According to the present invention, by using an infrared communication application directly transfers the data of the external memory mounted on the mobile communication terminal to the external memory of the other mobile communication terminal to transfer the data of the external memory mounted on the mobile communication terminal to another mobile communication terminal By providing convenience to the user, there is an effect of increasing the utilization of the infrared wireless communication function of the mobile communication terminal.

IRDA, mobile communication terminal, external memory, infrared wireless communication technology

Description

Method and System for Transferring Data of External Memory in Mobile Communication Terminal for Providing Infrared Data Assocition}

1 is a diagram schematically illustrating a mobile communication terminal for transmitting data in an external memory using an infrared wireless communication function according to an embodiment of the present invention;

2 is a diagram illustrating a screen for transmitting data of an external memory in a mobile communication terminal providing an infrared wireless communication function according to an embodiment of the present invention;

3 is a flowchart illustrating a process of transmitting data of an external memory mounted in a mobile communication terminal providing an infrared wireless communication function according to an exemplary embodiment of the present invention.

<Description of Symbols for Main Parts of Drawings>

100: mobile communication terminal 110: microprocessor

120: program storage unit 130: key input unit

140: display unit 150: digital signal processing unit

160: baseband converter 162: speaker

164: microphone 170: RF signal processing unit

172: antenna 180: infrared communication port

190: external memory port 192: external memory

The present invention relates to a system and method for transmitting data from an external memory mounted to a mobile communication terminal providing an infrared wireless communication function. More specifically, an infrared communication application is installed in a mobile communication terminal providing an infrared wireless communication function, and an infrared communication application is driven to search for data stored in an external memory installed in the mobile communication terminal and move the searched data. The present invention relates to a system and method for transmitting data of an external memory mounted to a mobile communication terminal providing an infrared wireless communication function for transmitting to an external memory of a communication terminal.

The mobile communication service commonly used by mobile terminal users stores and requests text communications and voices such as voice calls that send and receive voices to each other and SMS (Short Message Service). Voice message transmission such as a voice mail box to be transmitted. Only a few years ago, mobile terminal users mainly used voice communication-oriented services, but wireless data communication services were enabled using wireless communication network, so that wireless devices such as shopping, gaming, and chatting using mobile terminals were available. Increasingly, users of mobile communication terminals using data services are increasing. In addition, recently, a location tracking function for supporting a current location as the mobile communication terminal moves is emerging.

Mobile terminals have developed not only in software but also in hardware. Initially, mobile communication terminals equipped with digital cameras of 200,000 pixels have been released. Mobile communication terminals equipped with digital cameras of 5 million pixels are currently being released, and music can be reproduced by adding a function to play a sound source to the mobile communication terminals. The types range from mobile communication terminals to mobile communication terminals having a function of receiving satellite broadcasting.

In addition, as users of mobile communication terminals demand various functions for mobile communication terminals, mobile communication terminals incorporating the above-described devices and functions into one are being released. Infrared wireless communication technology is used between products released by the same mobile communication terminal manufacturer. A model for transmitting / receiving data stored in an internal memory between mobile communication terminals without using an additional device has been released.

Infrared wireless communication technology combines the hardware and software technologies required to transfer data using infrared light between computers, notebook computers, personal digital assistants and mobile phones.

When using a notebook computer or personal digital assistant or mobile phone with infrared wireless communication, the user must point the infrared port of the notebook computer, personal digital assistant and mobile phone toward the infrared port of the computer and click the Send Data button to select the desired device. You can send the necessary information. The infrared port may be embedded in a computer, a notebook computer, a personal digital assistant, a mobile phone, a digital camera, various industrial devices, and a tester. It allows people to transfer files wirelessly and print documents without a separate printer cable. Infrared wireless communication technology can be low-cost, short-range, one-to-one communication with a wide range of transmission speed to solve the compatibility between different models.

Infrared wireless communication technology is very stable because unlike the radio wave communication method, there is little unexpected phenomenon such as mutual interference or malfunction of other devices, and because of its high stability, it is also applicable to electronic wallets using mobile phones. Interest is growing. Therefore, infrared communication, which has excellent security and minimizes investment costs, is recognized as the most suitable next-generation financial payment method.

On the other hand, as the functions provided by the mobile communication terminals are diversified, the memory capacity installed in the mobile communication terminals is increasing. As the demand for a large memory for storing pictures taken with a digital camera mounted on a mobile terminal and storing sound sources provided by various content providers increases, models for which a mobile terminal can be equipped with an external memory are introduced. have.

However, in order to transfer the data stored in the external memory to the external memory of another mobile communication terminal equipped with the existing external memory, detach the external memory installed in the mobile communication terminal and attach it to the other mobile communication terminal. After transferring the data of the installed external memory to the internal memory of another mobile communication terminal, install another external memory to transfer the data stored in the internal memory of another mobile communication terminal to other external memory, but the capacity of the external memory is If it is larger than the capacity, all the data cannot be transferred to the internal memory. Therefore, the above-described method has to be repeated.

In addition, by attaching the external memory detached from the mobile communication terminal to the computer to transfer the data stored in the external memory to the computer to transfer to the external memory of the other mobile communication terminal using a wired cable or by mounting another external memory to the computer There was an inconvenience in transmitting the data.

In order to solve the above problems, the present invention provides an infrared communication application in a mobile communication terminal providing an infrared wireless communication function, searches for and stores data stored in an external memory installed in the mobile communication terminal by driving an infrared communication application. It is an object of the present invention to provide a system and method for transmitting data of an external memory mounted to a mobile communication terminal providing an infrared wireless communication function for transmitting one data to an external memory of another mobile communication terminal.

In order to achieve this object, according to a first object of the present invention, there is provided a method for transmitting data of a transmission external memory mounted on a transmission mobile communication terminal providing an infrared wireless communication function to a reception external memory of a reception mobile communication terminal. (a) receiving an execution signal of an infrared communication application from a user and executing the infrared communication application; (b) searching for data stored in the transmission external memory by the infrared communication application and displaying the retrieved data list on a screen of the transmission mobile communication terminal; (c) receiving a data transmission request signal for requesting data transmission from a user; And (d) transmitting data to a receiving external memory by a transmitting mobile communication terminal receiving a data transmission request signal, and displaying a file name and a transmission rate of the data to be transmitted on a screen of the transmitting mobile communication terminal. A method of transmitting data from an external memory installed in a transmitting mobile communication terminal to an external memory of a receiving mobile communication terminal.

According to a second object of the present invention, there is provided a mobile communication terminal for transmitting data from a transmission external memory installed in a transmission mobile communication terminal to a reception external memory of a reception mobile communication terminal. A microprocessor for controlling an overall operation process associated with voice transmission / reception and data transmission / reception, and controlling an infrared wireless communication function to transmit the data stored in a transmission external memory to a reception external memory; It includes EEPROM (Electrically Erasable Programmable Read Only Memory), Flash Memory and Random Access Memory (RAM), and stores the basic programs needed to drive the sending and receiving mobile terminals. , Some or all of the photo data, wallpaper data, ringtone data and sound source data stored in the transmitting mobile terminal and the receiving mobile terminal are stored, and the application supporting the photo data, the wallpaper data, the ring data and the infrared wireless communication function An internal memory for storing an infrared communication application to support the; A key input unit including a number key for inputting a number such as a telephone number, a button for creating a text message in a transmitting mobile terminal and a receiving mobile terminal, and a function key button for calling a specific function; Displays the operating status of the transmitting mobile terminal and the receiving mobile terminal, including the power supply status, the radio wave reception strength, the date and time, and the transmitting mobile terminal searches for data in the external memory using an infrared communication application. A display unit which displays a data list and a screen for transmitting the retrieved data; Code or decode voice signals and function as an equalizer for multipath noise cancellation, perform audio data processing, sender-decoded multimedia content decoding, exchange voice data with baseband converters, A digital signal processor (DSP) for receiving digital data (RX DATA) of a text message including an identifier received from a baseband converter; A hardware device for transmitting and receiving mobile communication terminals to support an infrared wireless communication function, wherein the transmitting mobile communication terminal operates an infrared communication application to provide a path for transmitting data from a transmitting external memory to a receiving external memory. Communication port; And an external memory port which is a slot for mounting an external memory in the transmitting mobile communication terminal and the receiving mobile communication terminal, and transmits data of the external memory mounted in the transmitting mobile communication terminal to the external memory of the receiving mobile communication terminal. It provides a mobile communication terminal.

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 diagram schematically illustrating a mobile communication terminal for transmitting data from an external memory using an infrared wireless communication function according to an exemplary embodiment of the present invention.

The mobile communication terminal 100 for transmitting data from an external memory using an infrared wireless communication function according to an exemplary embodiment of the present invention may include a microprocessor 110, an internal memory 120, a key input unit 130, and a display unit ( 140, digital signal processor 150, baseband converter 160, speaker 162, microphone 164, RF signal processor 170, antenna 172, infrared communication port 180, external memory port And 190 and an external memory 192.

In addition, the Wireless Application Protocol (WAP), the Internet access protocol, Microsoft Internet Explorer (MIE) based on HTML using the HTTP protocol, the Handheld Device Transport Protocol (HDPT), and NTT DOCOMO Wireless Internet access browser such as 'i-Mode' or SK Telecom's 'NATE' can be used to access the Internet via a mobile communication network. Among the Internet access protocols used in the mobile communication terminal 100, MIE uses HTML. It uses m-HTML, a slightly modified version, and i-Mode, a language called compact HTML (c-HTML), which is a subset of HTML.

The microprocessor 110 controls overall operations related to voice transmission / reception and data transmission / reception in the mobile communication terminal 100. In addition, the microprocessor 110 retrieves the data stored in the external memory 192 so that the data stored in the external memory 192 mounted on the mobile communication terminal 100 can be transferred to the external memory 192 of another mobile communication terminal. The list of searched data is displayed on the screen of the mobile communication terminal 100.

Herein, the infrared communication application is mounted on the mobile communication terminal 100 as well as an infrared wireless communication function in which the existing mobile communication terminal 100 transmits data stored in the internal memory 120 to the internal memory 120 of another mobile communication terminal. Means an application supporting an infrared wireless communication function including a function of directly transmitting data of one external memory 192 to an external memory 192 of another mobile communication terminal without using the internal memory 120 of another mobile communication terminal. do.

The internal memory 120 includes an electrically erasable programmable read only memory (EEPROM), a flash memory, a random access memory (RAM), and the like. The basic program necessary for driving the mobile communication terminal 100 is stored and photographed data using a digital camera mounted on the mobile communication terminal 100, sound source data for sound source reproduction, and the mobile communication terminal 100. Various kinds of data such as background data used for a background screen and ringtone data used for a ringtone of the mobile communication terminal 100 are stored, and an infrared communication application for supporting an infrared wireless communication function is stored. The flash memory stores a real time operating system, a mobile communication terminal call processing software, and the like, and the software of the internal memory 120 is loaded into the RAM and driven.

The key input unit 130 includes a number key for inputting a number such as a phone number, a button for creating a text message in the mobile communication terminal 100 and a function key button for calling a specific function.

The display unit 140 displays an operation state of the mobile communication terminal 100 including a power supply state, a radio wave reception strength, a date and time, and the mobile communication terminal 100 uses an infrared communication application. A list of data for searching for data of 192 and a screen for transmitting the searched data are displayed.

The digital signal processor (DSP) 150 functions as an equalizer for coding or decoding a voice signal and for removing multipath noise, and for performing audio data processing, decoding of caller-specific multimedia content, and the like. Means a digital signal processing processor to perform. In addition, the digital signal processor 150 exchanges speech data with the baseband converter 160 and digital data including caller-designated multimedia content received from the baseband converter 160. Receive

The baseband converter 160 converts signals transmitted / received between the RF signal processor 170, the digital signal processor 150, the speaker 162, and the microphone 164 into signals of the baseband band, and digital analog Performs functions such as Digital to Analog Conversion (DAC) and Analog to Digital Conversion (ADC). The baseband converter 160 transmits the transmission data TXIQ to the RF signal processor 170, and controls the power of the RF signal processor 170 or automatically controls its gain. In addition, the RF signal processor 170 receives the received signal RFIQ.

The RF signal processor 170 demodulates and amplifies the RF signal received from the antenna 172, modulates a transmission signal applied from the baseband converter 160, and transmits the modulated signal to the propagation space. The speaker 162 outputs sound data transmitted from the baseband converter 160 as an audible sound, and the microphone 164 converts a user's voice input into an electrical signal.

The infrared communication port 180 is a device that does not require a frequency license because the mobile communication terminal 100 uses light instead of radio waves as a hardware device for supporting an infrared wireless communication function. The mobile communication terminal 100 searches for data in the external memory 192 by driving an infrared communication application and transmits the searched data to the external memory 192 of another mobile communication terminal using the infrared communication port 180.

The external memory port 190 is a slot for mounting the external memory 192 in the mobile communication terminal 100. The external memory 192 mounted to the mobile communication terminal 100 according to an embodiment of the present invention is a device for storing data in a format supported by the mobile communication terminal 100, and includes miniSD, RS-MMC, T-Flash, and Memorystick. (Duo), MMCmicrio and SD card, including, but not limited to, the external memory 192 that will be supported by the mobile terminal 100 in the future.

On the other hand, the mobile communication terminal according to an embodiment of the present invention is a PDA (Personal Digital Assistant), cellular phone, PCS (Personal Communication Service) phone, GSM (Global System for Mobile) phone, W-CDMA (Wideband CDMA) phone, CDMA -2000 phones, Mobile Broadband System (MBS) phones and the like. Here, MBS phone refers to a mobile phone to be used in the fourth generation system currently being discussed.

2 is a diagram illustrating a screen for transmitting data of an external memory in a mobile communication terminal providing an infrared wireless communication function according to an exemplary embodiment of the present invention.

In the mobile communication terminal 100 equipped with an external memory 192, an infrared communication application is selected to transmit data stored in the external memory 192 to the external memory 192 of another mobile communication terminal using an infrared wireless communication function. do. The infrared communication application is an application that allows the mobile communication terminal 100 to use the infrared wireless communication function, and displays a menu for selecting whether to perform infrared communication with the terminal or infrared communication with a computer as shown in 2A of FIG. 2. do.

In order to transmit the data of the external memory 192 mounted in the mobile communication terminal 100 to the external memory 192 of the other mobile communication terminal, the user may use '1. If you select 'Top-Down' as the 'Infrared communication with terminal' menu, the screen like 2B is displayed. As shown in 2B of FIG. 2, an infrared communication application uses a '1. Receive mode 'and a menu for transmission to the mobile communication terminal 100. If a user selects' 6. When the external memory data transmission 'is selected, the infrared communication application searches for data stored in the external memory 192 mounted in the mobile communication terminal 100 and displays a list of the searched data as shown in the screen of 2C.

The user can individually select a list of data stored in the external memory 192 displayed on the screen of 2C by using the 'top-down' method, and then start the transfer. All data stored in the external memory 192 can be transferred by selecting the 'All Transfer' menu. When the user selects data to be transmitted from the data list of the external memory 192 mounted in the mobile communication terminal 100 and starts transmission, the screen of the mobile communication terminal 100 displays the external of the mobile communication terminal 100 as shown in 2D. Each data name and transfer rate transmitted from the memory 192 are displayed. From the screen of 2D, user-selected data, 'love self.jpg', is being transmitted and the transmission rate is 20%.

3 is a flowchart illustrating a process of transmitting data of an external memory mounted in a mobile communication terminal providing an infrared wireless communication function according to an exemplary embodiment of the present invention.

In order to transmit the data of the external memory 192 of the transmitting mobile terminal 100 equipped with the external memory 192 to the receiving external memory (not shown) of the receiving mobile communication terminal (not shown). In response to the execution signal, an infrared communication application is executed (S300).

In the present invention, the infrared communication application is an application that drives the infrared communication port 180 to use the infrared wireless communication function between the transmitting mobile communication terminal 100 and the receiving mobile communication terminal, and is manufactured as a virtual machine application and transmit mobile communication. It provides a list of data stored in the transmission external memory 192 mounted in the terminal 100, and provides a data transmission screen.

When the infrared communication application is executed, the data stored in the transmission external memory 192 is searched for and displayed on the screen of the transmission mobile communication terminal 100 (S302).

From the data list displayed on the screen of the transmitting mobile communication terminal 100, the user selects data to be transmitted to the receiving external memory of the receiving mobile communication terminal. When the selection is completed, the transmitting mobile communication terminal 100 receives a data transmission request signal for requesting transmission of the selected data from the user (S304).

The transmitting mobile communication terminal 100 receiving the data transmission request signal transmits the data selected by the user to the receiving external memory, and transmits the file name and the transmission rate of the transmitted data to the screen of the transmitting mobile communication terminal 100 and the receiving mobile communication terminal. Display (S306).

While transmitting data, it is determined whether the capacity of the receiving external memory installed in the receiving mobile communication terminal is saturated so that it is no longer possible to receive the data to be transmitted (S308).

If it is determined that the receiving external memory no longer receives the data to be transmitted, a warning message is displayed on the screens of the transmitting mobile communication terminal and the receiving mobile communication terminal (S310).

In the present invention, when the transmitting mobile communication terminal 100 transmits data to the receiving mobile communication terminal, the infrared communication application executed by the transmitting mobile communication terminal 100 can grasp the capacity of the receiving external memory installed in the receiving mobile communication terminal. Since the data is first transmitted at the request of the user, but the capacity of the receiving external memory is saturated, the infrared communication application displays the received external memory on the screen of the transmitting mobile communication terminal 100 when the data to be transmitted is not transmitted. Displays a warning message indicating that the capacity is saturated.

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 scope of protection of the present invention should be interpreted by the following claims, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of the present invention.

As described above, according to the present invention, an infrared communication application is used to directly transfer data of an external memory installed in a mobile communication terminal to an external memory of another mobile communication terminal, thereby transferring data of the external memory mounted in the mobile communication terminal. By providing convenience to a user transmitting to a mobile communication terminal, there is an effect of increasing the utilization of the infrared wireless communication function of the mobile communication terminal.

Claims (7)

A method for transmitting data from a transmission external memory mounted to a transmission mobile communication terminal providing an infrared wireless communication function to a reception external memory of a reception mobile communication terminal, (a) receiving an execution signal of an infrared communication application from a user and executing the infrared communication application; (b) retrieving data stored in the transmission external memory by the infrared communication application and displaying the retrieved data list on a screen of the transmission mobile communication terminal; (c) receiving a data transmission request signal for requesting data transmission from the user; And (d) the transmitting mobile communication terminal receiving the data transmission request signal transmits the data to the receiving external memory and displays a file name and a transmission rate of the data to be transmitted on a screen of the transmitting mobile communication terminal; And transmitting data from an external memory mounted to the transmitting mobile communication terminal to an external memory of the receiving mobile communication terminal. The method of claim 1, wherein the infrared communication application, An application for driving an infrared communication port to use an infrared wireless communication function between the transmitting mobile communication terminal and the receiving mobile communication terminal, the application being a virtual machine application and providing a list of the data stored in the transmission external memory. And transmitting the data to the receiving external memory, and providing the transmission screen of the data to the screen of the transmitting mobile terminal and the receiving mobile communication terminal. Transmitting to the external memory of the receiving mobile communication terminal. The method of claim 1, In the step (c), the mobile terminal receives data from an external memory installed in the transmitting mobile communication terminal, characterized in that all of the data provided by the infrared communication application is transmitted or one or more of the data is selected and transmitted. How to transfer to the external memory of the terminal. The method of claim 1, The step (d) may be performed if the capacity of the receiving external memory does not accommodate the data transmitted from the transmitting mobile communication terminal while the transmitting mobile communication terminal is transmitting the data to the receiving external memory. And displaying the excess capacity message on the screen of the terminal and ending the transmission of the data to the external memory of the receiving mobile communication terminal. A mobile communication terminal for transmitting data from a transmission external memory mounted to a transmission mobile communication terminal to a reception external memory of a reception mobile communication terminal, Infrared wireless communication to control overall operations related to voice transmission / reception and data transmission / reception at the transmitting mobile communication terminal and the receiving mobile communication terminal, and to transmit the data stored in the transmitting external memory to the receiving external memory. A microprocessor for controlling the function; EEPROM (Electrically Erasable Rrogrammable Redad Only Memory), Flash Memory (Random Memory) and RAM (Random Access Memory), including the basic program necessary to drive the transmitting and receiving mobile communication terminal is stored And some or all of photo data, wallpaper data, ringtone data, and sound source data stored in the transmission mobile terminal and the reception mobile communication terminal, and support the photo data, wallpaper data, and ringtone data. And an internal memory storing an infrared communication application to support the infrared wireless communication function; A key input unit including a numeric key for inputting a number such as a telephone number, a button for composing a text message in the transmitting mobile communication terminal and the receiving mobile communication terminal, and a function key button for calling a specific function; An operating state of the transmitting mobile communication terminal and the receiving mobile communication terminal, including a power supply state, a reception intensity of a radio wave, a date and time, and the transmitting mobile communication terminal uses the infrared communication application to A display unit configured to display a data list for searching for data in the memory and a screen for transmitting the searched data; Code or decode voice signals and function as an equalizer for multipath noise cancellation, perform audio data processing, sender-decoded multimedia content decoding, exchange voice data with baseband converters, A digital signal processor (DSP) for receiving digital data (RX DATA) of a text message including an identifier received from the baseband converter; A hardware device for supporting the infrared wireless communication function by the transmitting mobile communication terminal and the receiving mobile communication terminal, wherein the transmitting mobile communication terminal drives the infrared communication application to transfer data from the transmitting external memory to the receiving external memory. An infrared communication port providing a path for transmitting; And An external memory port that is a slot for mounting an external memory in the transmitting mobile communication terminal and the receiving mobile communication terminal A mobile communication terminal for transmitting data from an external memory mounted to a transmitting mobile communication terminal to an external memory of a receiving mobile communication terminal. The method of claim 5, wherein the microprocessor, Receiving the execution request signal of the infrared communication application to transmit the data from a user who transmits the data using the transmitting mobile communication terminal and calls the infrared communication application from the internal memory, and transmits the external memory And displaying a warning message on a screen of the transmitting mobile communication terminal when the capacity of the receiving external memory does not accommodate the data during transmission of the data. A mobile communication terminal for transmitting data to an external memory of a receiving mobile communication terminal. The method of claim 5, wherein the infrared communication application, An application for driving the infrared communication port to use the infrared wireless communication function between the transmitting mobile communication terminal and the receiving mobile communication terminal, the list of the data being created as a virtual machine application and stored in the transmitting external memory; And transmitting the data to the receiving external memory, and providing the transmission screen of the data to the screen of the transmitting mobile communication terminal and the receiving mobile communication terminal. The mobile terminal for transmitting the data of the mobile communication terminal to the external memory.

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