KR20100123193A - Data display method and apparatus thereof - Google Patents

Abstract

PURPOSE: A method for displaying data and a device thereof are provided to effectively search file and folder by displaying folder and data in file viewer. CONSTITUTION: A controller(180) divides a display area of file viewer into two sections. A display unit(151) indicates a folder in a first section, and the second section indicates data saved in the folder. The data is shown as thumbnail image. When the number of thumbnail images displayed on the second section is exceeded the predetermined number, the controller indicates one part of the exceeded thumbnail image in the end of the second section.

Description

DATA DISPLAY METHOD AND APPARATUS THEREOF

The present invention relates to a method and apparatus for displaying data such as folders and files.

In general, a terminal such as a personal computer, a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP) is a multimedia player ( When running the multimedia player, a file browser that displays folders and files is provided.

SUMMARY OF THE INVENTION An object of the present invention is to provide a data display method and apparatus for allowing a user to search files and folders easily and effectively.

Another object of the present invention is to provide a data display method and apparatus for allowing a user to search a file easily and effectively by displaying an image corresponding to the file differently according to the type of file.

Still another object of the present invention is to provide a data display method and apparatus capable of effectively managing data by selectively deleting data according to a storage capacity of a storage unit.

According to an aspect of the present invention, there is provided a data display device including: a controller configured to divide a display area of a file viewer into a first horizontal area and a second horizontal area; And a display unit for displaying a folder in the first horizontal area and displaying data included in the folder in the second horizontal area.

The data display device according to embodiments of the present invention for achieving the above object, when the number of thumbnail images that can be displayed on the horizontal area of the file viewer exceeds only a portion of the thumbnail image that is exceeded the horizontal area It consists of a control unit displayed at the end of the.

A data display apparatus according to embodiments of the present invention for achieving the above object is configured as a control unit for automatically storing a thumbnail image in a storage unit when a thumbnail image exists in specific data.

The data display device according to the embodiments of the present invention for achieving the above object is configured to include a controller for deleting thumbnail images stored in the storage unit in accordance with the thumbnail image connection order when the storage capacity of the storage unit is exceeded.

According to embodiments of the present invention, a data display device includes a controller configured to change a size of a thumbnail image corresponding to the data or to change a length of a name of the thumbnail image according to the type of data. do.

According to an embodiment of the present invention, a data display method includes: dividing a display area of a file viewer into a first horizontal area and a second horizontal area; And displaying a folder in the first horizontal area, and displaying data included in the folder in the second horizontal area.

In the data display method according to the embodiments of the present invention for achieving the above object, when the number of thumbnail images that can be displayed on the horizontal area of the file viewer exceeds only a portion of the thumbnail image that exceeds the horizontal area Marking at the end is done.

According to an embodiment of the present invention, a data display method includes automatically storing a thumbnail image in a storage unit when a thumbnail image exists in specific data.

The data display method according to the embodiments of the present invention for achieving the above object comprises the step of deleting the thumbnail image stored in the storage unit in accordance with the thumbnail image access order when the storage capacity of the storage unit is exceeded.

The data display method according to the embodiments of the present invention for achieving the above object comprises the step of changing the size of the thumbnail image corresponding to the data or the length of the name of the thumbnail image according to the type of data. .

A data display method and apparatus according to embodiments of the present invention divide a display area of a file viewer into a first horizontal area and a second horizontal area, display a folder in the first horizontal area, and display the second horizontal area. By displaying the data contained in the folder in the area, there is an effect that the user can easily and efficiently search for files and folders.

The data display method and apparatus according to the embodiments of the present invention also have an effect that a user can easily and effectively search for a file by displaying an image corresponding to the file differently according to the type of the file.

The data display method and the apparatus according to the embodiments of the present invention can also effectively manage data by selectively deleting the data according to the storage capacity of the storage unit.

Hereinafter, the display area of the file viewer is divided into a first horizontal area and a second horizontal area, a folder is displayed in the first horizontal area, and data included in the folder is displayed in the second horizontal area. Embodiments of a data display method and a device in which a user can search files and folders easily and effectively will be described in detail with reference to FIGS. 1 to 17.

1 is a block diagram illustrating a configuration of a mobile communication terminal 100 to which a data display device according to embodiments of the present invention is applied. The mobile communication terminal (mobile phone) 100 may be implemented in various forms. For example, the mobile communication terminal 100 includes a mobile phone, a smart phone, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), and the like.

As shown in FIG. 1, the mobile communication terminal 100 includes a wireless communication unit 110, an A / V (Audio / Video) input unit 120, a user input unit 130, a sensing unit 140, and an output unit 150. ), A memory 160, an interface unit 170, a controller 180, a power supply unit 190, and the like. Not all components of the mobile communication terminal 100 shown in FIG. 1 are essential components, and the mobile communication terminal 100 may be implemented by more components than those shown in FIG. The mobile communication terminal 100 may also be implemented by components.

The wireless communication unit 110 includes one or more components for performing wireless communication between the mobile communication terminal 100 and a wireless communication system or wireless communication between the mobile communication terminal 100 and a network in which the mobile communication terminal 100 is located. It may include. For example, the wireless communication unit 110 may include a broadcast receiving module 111, a mobile communication module 112, a wireless internet module 113, a short range communication module 114, a location information module 115, and the like. .

The broadcast receiving module 111 receives a broadcast signal and / or broadcast related information from an external broadcast management server through a broadcast channel. The broadcast channel may include a satellite channel and a terrestrial channel. The broadcast management server may mean a server that generates and transmits a broadcast signal and / or broadcast related information or a server that receives a pre-generated broadcast signal and / or broadcast related information and transmits the same to the mobile communication terminal 100. . The broadcast related information may mean information related to a broadcast channel, a broadcast program, or a broadcast service provider. The broadcast signal may include not only a TV broadcast signal, a radio broadcast signal, and a data broadcast signal, but also a broadcast signal having a data broadcast signal combined with a TV broadcast signal or a radio broadcast signal.

Meanwhile, the broadcast related information may be provided through a mobile communication network, and in this case, may be received by the mobile communication module 112. The broadcast related information may exist in various forms. For example, it may exist in the form of Electronic Program Guide (EPG) of Digital Multimedia Broadcasting (DMB) or Electronic Service Guide (ESG) of Digital Video Broadcast-Handheld (DVB-H).

The broadcast receiving module 111 receives a broadcast signal using various broadcasting systems, and in particular, digital multimedia broadcasting-terrestrial (DMB-T), digital multimedia broadcasting-satellite (DMB-S), and media forward link (MediaFLO). Digital broadcast signals can be received using digital broadcasting systems such as only), digital video broadcast-handheld (DVB-H), integrated services digital broadcast-terrestrial (ISDB-T), and the like. Of course, the broadcast receiving module 111 is configured to be suitable for all broadcasting systems that provide broadcasting signals as well as the digital broadcasting system described above. The broadcast signal and / or broadcast related information received through the broadcast receiving module 111 may be stored in the memory 160.

The mobile communication module 112 transmits and receives a radio signal with at least one of a base station, an external terminal, and a server on a mobile communication network. The wireless signal may include various types of data according to transmission and reception of voice call signals, video call signals, and / or text / multimedia messages.

The wireless internet module 113 refers to a module for wireless internet access, and the wireless internet module 113 may be built in or external to the mobile communication terminal 100. Here, wireless Internet technologies include wireless LAN (WLAN), Wi-Fi, WiBro, WiMAX, World Interoperability for Microwave Access (WMAX), HSDPA (High Speed Downlink Packet Access), and the like. Can be used.

The short range communication module 114 means a module for short range communication. As a short range communication technology, Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and the like may be used.

The location information module 115 is a module for checking or obtaining the location of the mobile terminal. One example is the Global Position System (GPS) module. The GPS module receives position information from a plurality of satellites. Here, the location information may include coordinate information represented by latitude and longitude. For example, the GPS module can measure the exact time and distance from three or more satellites and accurately calculate the current position by triangulating three different distances. A method of obtaining distance and time information from three satellites and correcting the error with one satellite may be used. In particular, the GPS module can obtain not only the location of latitude, longitude, and altitude but also accurate time together with three-dimensional speed information from the location information received from the satellite. As the location information module 115, a Wi-Fi Positioning System and / or a Hybrid Positioning System may be applied.

The A / V input unit 120 is for inputting an audio signal or a video signal, and the A / V input unit 120 includes a camera 121 and a microphone 122. May be included. The camera 121 processes an image frame such as a still image or a video obtained by an image sensor in a video call mode or a photographing mode. The processed image frame may be displayed on the display unit 151.

The image frame processed by the camera 121 may be stored in the memory 160 or transmitted to the outside through the wireless communication unit 110. Two or more cameras 121 may be configured according to the configuration of the mobile terminal.

The microphone 122 receives an external sound signal by a microphone in a call mode, a recording mode, a voice recognition mode, etc., and processes the external sound signal into electrical voice data. In the call mode, the processed voice data may be converted into a form transmittable to the mobile communication base station through the mobile communication module 112 and output. The microphone 122 may implement various noise removing algorithms for removing noise generated in the process of receiving an external sound signal.

The user input unit 130 generates input data for the user to control the operation of the mobile terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like. In particular, when the touch pad forms a mutual layer structure with the display unit 151, this may be referred to as a touch screen.

The sensing unit 140 may be an open / closed state of the mobile communication terminal 100, a location of the mobile communication terminal 100, a user contact presence, a bearing of the mobile communication terminal 100, an acceleration / deceleration of the mobile communication terminal 100, and the like. As described above, the current state of the mobile communication terminal 100 is sensed to generate a sensing signal for controlling the operation of the mobile communication terminal 100. For example, when the mobile communication terminal 100 is in the form of a slide phone, whether the slide phone is opened or closed may be sensed. In addition, the sensing unit 140 is responsible for sensing functions related to whether the power supply unit 190 is supplied with power, whether the interface unit 170 is coupled to an external device, and the like.

The interface unit 170 serves as an interface with all external devices connected to the mobile communication terminal 100. For example, the interface unit 170 may include a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device equipped with an identification module, An audio input / output (I / O) port, a video input / output (I / O) port, and an earphone port may be configured. Here, the identification module is a chip that stores a variety of information for authenticating the usage rights of the mobile communication terminal 100, and includes a user identification module (UIM) and a subscriber identify module (SIM). ), A Universal Subscriber Identity Module (“USIM”), and the like. In addition, the device equipped with the identification module (hereinafter, 'identification device') may be manufactured in the form of a smart card. Therefore, the identification module may be connected to the mobile communication terminal 100 through a port. The interface unit 170 receives data from an external device or receives power to transmit the data to each component inside the mobile communication terminal 100 or transmit data within the mobile communication terminal 100 to an external device.

The output unit 150 is for outputting an audio signal, a video signal, or an alarm signal. The output unit 150 includes a display unit 151, an audio output module 152, an alarm unit 153, and the like. This may be included.

The display unit 151 displays and outputs information processed by the mobile communication terminal 100. For example, when the mobile communication terminal 100 is in a call mode, the mobile terminal 100 displays a user interface (UI) or a graphic user interface (GUI) related to the call. When the mobile communication terminal 100 is in a video call mode or a photographing mode, the mobile communication terminal 100 displays a photographed and / or received image, a UI, or a GUI.

The display unit 151 may be a liquid crystal display, a thin film transistor-liquid crystal display, an organic light-emitting diode, a flexible display, or a three-dimensional display. It may include at least one of (3D display). In addition, two or more display units 151 may exist according to an implementation form of the mobile communication terminal 100. For example, an external display unit (not shown) and an internal display unit (not shown) may be simultaneously provided in the mobile communication terminal 100.

On the other hand, when the display unit 151 and a sensor for detecting a touch operation (hereinafter referred to as a touch sensor) form a mutual layer structure (hereinafter referred to as a touch screen), the display unit 151 Can be used as an input device in addition to the output device. The touch sensor may have, for example, a form of a touch film, a touch sheet, a touch pad, or the like.

In addition, the touch sensor may be configured to convert a change in pressure applied to a specific portion of the display unit 151 or capacitance generated at a specific portion of the display unit 151 into an electrical input signal. The touch sensor may be configured to detect not only the position and area of the touch but also the pressure at the touch. When there is a touch input to the touch sensor, the corresponding signal (s) is sent to a touch controller (not shown). The touch controller processes the signal (s) and then transmits the corresponding data to the controller 180. As a result, the controller 180 can determine which area of the display unit 151 is touched.

Hereinafter, the proximity sensor 141 of the mobile communication terminal 100 will be described with reference to FIG. 2.

2 is a diagram illustrating a proximity touch process for explaining a data display method according to example embodiments. Proximity-touch in the present invention means that the pointer is approached a predetermined distance away from the screen without actually touching the screen.

The proximity sensor 141 may be disposed in the inner region of the mobile communication terminal 100 surrounded by the touch screen or near the touch screen. The proximity sensor 141 refers to a sensor that detects the presence or absence of an object approaching a predetermined detection surface or an object present in the vicinity without using mechanical force by using an electromagnetic force or infrared rays. The proximity sensor 141 has a longer life and higher utilization than a contact sensor.

Examples of the proximity sensor 141 include a transmission photoelectric sensor, a direct reflection photoelectric sensor, a mirror reflection photoelectric sensor, a high frequency oscillation proximity sensor, a capacitive proximity sensor, a magnetic proximity sensor, and an infrared proximity sensor. When the touch screen is capacitive, the touch screen is configured to detect the proximity of the pointer by a change in an electric field according to the proximity of the pointer. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of allowing the pointer to be recognized without being in contact with the touch screen so that the pointer is located on the touch screen is referred to as "Proximity Touch", and the touch The act of actually touching the pointer on the screen is called "Contact Touch". The position of the proximity touch with the pointer on the touch screen means a position where the pointer is perpendicular to the touch screen when the pointer is in proximity touch.

In addition, the proximity sensor 141 detects a proximity touch and a proximity touch pattern (for example, a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, and a proximity touch movement state). do. Information corresponding to the sensed proximity touch operation and proximity touch pattern may be output on the touch screen.

The sound output module 152 outputs audio data received from the wireless communication unit 110 or stored in the memory 160 in a call signal reception, a call mode or a recording mode, a voice recognition mode, a broadcast reception mode, and the like. In addition, the sound output module 152 outputs a sound signal related to a function (eg, a call signal reception sound, a message reception sound, etc.) performed in the mobile communication terminal 100. The sound output module 152 may include a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying occurrence of an event of the mobile communication terminal 100. Examples of events occurring in the mobile terminal include call signal reception, message reception, and key signal input. The alarm unit 153 may output a signal for notifying occurrence of an event in a form other than an audio signal or a video signal. For example, the signal may be output in the form of vibration. When a call signal is received or a message is received, the alarm unit 153 may vibrate the mobile terminal through a vibration means. Alternatively, when the key signal is input, the alarm unit 153 may vibrate the mobile communication terminal 100 through the vibration means in response to the key signal input. The user can recognize the occurrence of the event through the vibration as described above. Of course, the signal for notification of event occurrence may be output through the display unit 151 or the voice output module 152.

The haptic module 154 generates various tactile effects that the user can feel. Vibration is a representative example of the haptic effect generated by the haptic module 154. The intensity and pattern of vibration generated by the haptic module 154 can be controlled. For example, different vibrations may be synthesized and output or may be sequentially output.

In addition to vibration, the haptic module 154 may be configured to provide a pin array that vertically moves with respect to the contact skin surface, a jetting force or suction force of air through the jetting or suction port, grazing to the skin surface, contact of the electrode, electrostatic force, and the like. Various tactile effects can be generated, such as effects by the endothermic and the reproduction of a sense of cold using the elements capable of endotherm or heat generation.

The haptic module 154 may not only deliver a tactile effect through direct contact, but may also be implemented so that a user may feel the tactile effect through a muscle sense such as a finger or an arm. The haptic module 154 may be provided with two or more according to the configuration aspect of the telematics terminal. The haptic module 154 may be provided where the contact with the user is frequent in the vehicle. For example, it may be provided in a steering wheel, a shift gear lever, a seat seat, and the like.

The memory 160 may store a program for processing and controlling the controller 180, and a function for temporarily storing input / output data (for example, a phone book, a message, a still image, a video, etc.). You can also do

The memory 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (for example, SD or XD memory). Random Access Memory (RAM) Static Random Access Memory (SRAM), Read-Only Memory (ROM), Electrically Erasable Programmable Read-Only Memory (EEPROM), Programmable Read-Only Memory (PROM) magnetic memory, Magnetic It may include a storage medium of at least one type of disk, optical disk. In addition, the mobile communication terminal 100 may operate a web storage that performs a storage function of the memory 150 on the Internet.

The interface unit 170 serves as an interface with all external devices connected to the mobile terminal 100. For example, the interface unit 170 may include a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device equipped with an identification module, An audio input / output (I / O) port, a video input / output (I / O) port, and an earphone port may be configured. Here, the identification module is a chip that stores various information for authenticating the use right of the mobile terminal 100, and includes a user identification module (UIM), a subscriber identify module (SIM), and universal user authentication. It may include a module (Universal Subscriber Identity Module (USIM)). In addition, the device equipped with the identification module (hereinafter referred to as an identification device) may be manufactured in the form of a smart card. Therefore, the identification module may be connected to the mobile terminal 100 through a port. The interface unit 170 may receive data from an external device or receive power and transmit the data to each component inside the mobile terminal 100 or transmit data within the mobile terminal 100 to an external device.

The interface unit 170 may be a passage through which power from the cradle is supplied to the mobile terminal 100 when the mobile terminal 100 is connected to an external cradle, or various commands input by the user from the cradle. It may be a passage through which a signal is transmitted to the mobile terminal 100. Various command signals or power input from the cradle may be operated as signals for recognizing that the mobile terminal 100 is correctly mounted on the cradle.

The controller 180 typically controls the overall operation of the mobile communication terminal 100. For example, the controller 180 performs related control and processing for voice call, data communication, video call, and the like. In addition, the controller 180 may include a multimedia module 181 for multimedia playback. The multimedia module 181 may be implemented in the controller 180 or may be implemented separately from the controller 180.

The controller 180 may perform a pattern recognition process for recognizing a writing input or a drawing input performed on a touch screen as text and an image, respectively.

The power supply unit 190 receives an external power source and an internal power source under the control of the controller 180 to supply power for operation of each component.

The functions of the components applied to the mobile communication terminal 100 may be implemented in a computer-readable recording medium using software, hardware, or a combination thereof. Hardware implementations include application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays (FPCs), and controllers (FPGAs). It may be implemented using at least one of controllers, micro-controllers, microprocessors, electrical units for performing functions, etc. In some cases such embodiments are implemented by the controller 180. In a software implementation, embodiments such as a procedure or function may be implemented with a separate software module that performs at least one function or operation Software code may be written in a software application written in a suitable programming language. In addition, the software code is stored in the memory 160, and And executed by a unit 180.

The navigation session 300 applied to the mobile communication terminal 100 generates road guidance information based on the map data and the location information of the mobile communication terminal 100 and transmits the generated road guidance information to the user. Notify.

On the other hand, the data display device applied to the mobile communication terminal according to an embodiment of the present invention, the control unit 180 for dividing the display area of the file viewer into a first horizontal area and a second horizontal area; And a display unit (display unit) 151 for displaying a folder in the first horizontal area and displaying data included in the folder in the second horizontal area.

3 is a block diagram illustrating a vehicle navigation system for explaining a telematics terminal to which a data display device according to embodiments of the present invention is applied.

As shown in Fig. 3, the vehicle navigation system includes an information providing center 30 which provides traffic information and various data (for example, programs, executable files, etc.); Telematics, which is mounted in a vehicle, receives traffic information through a long range wireless communication network 20 and / or a short range wireless communication network, and provides a road guidance service based on the GPS signal received through the satellite 10 and the traffic information. It consists of a terminal 200.

Hereinafter, the configuration of the telematics terminal 200 to which the data display device according to the embodiments of the present invention is applied will be described with reference to FIG. 4.

4 is a block diagram illustrating a configuration of a telematics terminal 200 to which a control device according to embodiments of the present invention is applied.

As shown in Fig. 4, the telematics terminal 200 includes a central processing unit (CPU) (control unit) 212 for controlling the telematics terminal 200 as a whole, a memory 213 for storing various kinds of information, and various keys. The main board 210 includes a key control unit 211 for controlling a signal and an LCD control unit 214 for controlling an LCD.

The memory 213 stores map information (map data) for displaying road guidance information on a digital map. In addition, the memory 213 stores a traffic information collection control algorithm for inputting traffic information according to a road situation in which the vehicle is currently driving, and information for controlling the algorithm.

The main board 210 is assigned a unique device number and receives a GPS signal for a CDMA module 206, which is a mobile communication terminal embedded in a vehicle, a vehicle location guide, a driving route tracking from a starting point to a destination, or a user. GPS module 207 for transmitting traffic information collected by GPS signal, CD deck 208 for reproducing signals recorded on compact disk (CD), gyro sensor 209, etc. . The CDMA module 206 and the GPS module 207 transmit / receive signals through the antennas 204 and 205.

In addition, the TV module 222 is connected to the main board 210 and receives a TV signal through the TV antenna 223. The main board 210 includes a display unit (201) under the control of the LCD control unit 214 through the interface board 203, a front board 202 under the control of the key control unit 211, and a vehicle. The camera 227 for capturing the inside and / or the outside is connected. The display unit 201 displays various video signals and text signals, and the front board 202 includes buttons for inputting various key signals, and provides a main signal 210 corresponding to a button selected by a user. To provide. In addition, the display unit 201 includes a proximity sensor and a touch sensor (touch screen) of FIG. 2.

The front board 202 may include a menu key for directly inputting traffic information, and the menu key may be configured to be controlled by the key controller 211.

The audio board 217 is connected to the main board 210 and processes various audio signals. The audio board 217 includes a microcomputer 219 for controlling the audio board 217, a tuner 218 for receiving a radio signal, a power supply unit 216 for supplying power to the microcomputer 219, and various voices. It consists of a signal processor 215 for processing a signal.

In addition, the audio board 217 is composed of a radio antenna 220 for receiving a radio signal, and a tape deck 221 for reproducing an audio tape. The audio board 217 may further configure a voice output unit (for example, an amplifier) 226 for outputting a voice signal processed by the audio board 217.

The voice output unit (amplifier) 226 is connected to the vehicle interface 224. That is, the audio board 217 and the main board 210 are connected to the vehicle interface 224. The vehicle interface 224 may be connected to a hands-free 225a for inputting a voice signal, an airbag 225b for occupant safety, a speed sensor 225c for detecting the speed of the vehicle, and the like. The speed sensor 225c calculates a vehicle speed and provides the calculated vehicle speed information to the central processing unit 212.

The navigation session 300 applied to the telematics terminal 200 generates road guide information based on map data and vehicle current location information, and notifies the user of the generated road guide information.

The display unit 201 detects a proximity touch in the display window through a proximity sensor. For example, when the pointer (for example, a finger or a stylus pen) is in proximity or touch touch, the display unit 201 receives a writing input (or handwriting data / writing message) according to the proximity or touch touch. Recognize and control a menu (function) tagged in the recognized handwriting input. Here, the handwriting input is information input by a user, and various information such as an English alphabet, Korean, numbers, and symbols may be input.

On the other hand, the data display device applied to the telematics terminal 200 according to an embodiment of the present invention, the control unit (CPU) 212 for dividing the display area of the file viewer into a first horizontal area and a second horizontal area; And a display unit (display unit) 201 that displays a folder in the first horizontal area and displays data contained in the folder in the second horizontal area.

Hereinafter, the data display device according to the first embodiment of the present invention will be described in detail with reference to a navigation apparatus. The data display device may be applied to the navigation device, the telematics terminal 200 and the mobile communication terminal 100, but may be configured independently. In addition, the data display device according to the embodiments of the present invention may be applied to a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), and the like.

5 is a block diagram showing the configuration of the navigation device 400 to which the data display device according to the first embodiment of the present invention is applied.

As shown in FIG. 5, the navigation device 400 to which the data display device according to the first embodiment of the present invention is applied receives a global positioning system (GPS) signal received from a satellite, and receives the received GPS signal. A GPS module 401 for generating first vehicle position data of the navigation device (referred to be the same position as the telematics terminal 200 or the mobile communication terminal 100) on the basis; A dead-reckoning (DR) sensor 402 for generating second vehicle position data based on a driving direction of the vehicle and the speed of the vehicle; A storage unit (or memory) 404 for storing map data and various information; A vehicle estimation position is generated based on the first vehicle position data and the second vehicle position data, and the generated vehicle estimation position and a link in the map data stored in the storage unit 404 (map matching link or map matching road). Map matching unit (403) for matching and outputting the matched map information (map matching result); A communication unit 408 for receiving real-time traffic information from the information providing center and performing telephone communication through the wireless communication network 500; A controller 407 for generating road guide information based on the matched map information (map matching result) and dividing a display area of a file viewer for displaying a file into a first horizontal area and a second horizontal area; A display unit 405 for displaying a road guidance map (including POI information) included in the road guidance information, displaying a folder in the first horizontal area, and displaying data included in the folder in the second horizontal area; ; And a voice output unit 406 for outputting road guide voice information (road guide voice message) included in the road guide information. Here, the communication unit 408 may further include a handsfree having a Bluetooth module.

The road guidance information may include not only map data but also various information related to driving such as lane information, driving speed limit information, turn-by-turn information, traffic safety information, traffic guidance information, vehicle information, and route finding information. .

Signals received through the GPS module 401 are 802.11, Bluetooth, UWB, which is a standard of a wireless network for a wireless LAN, including a wireless LAN and some infrared communication proposed by the Institute of Electrical and Electronics Engineers (IEEE). 802.15, a standard for wireless personal area networks (PANs) including Zigbee, and wireless metro area networks (BWAs) including fixed wireless access (FWA), etc. The wireless communication method such as 802.16, which is a standard standard for mobile communication, and 802.20, which is a standard for mobile Internet for mobile broadband (MBWA: Mobile Broadband Wireless Access) including Wibro, WiMAX, etc. Location information may be provided to the navigation device 400.

An input unit may be further configured in the navigation device 400, and the input unit may select a desired function or receive information (receive), and various devices such as a keypad, a touch screen, a jog shuttle, a microphone, and the like may be used. have.

The map matching unit 403 generates a vehicle estimation position based on the first position data and the second position data, and reads map data corresponding to a driving route from the storage unit 404.

The map matching unit 403 matches the estimated vehicle position with a link (road) included in the map data, and outputs the matched map information (map matching result) to the controller 407. . For example, the map matching unit 403 generates a vehicle estimation position based on the first position data and the second position data, and generates the estimated vehicle position and the map data stored in the storage unit 404. The links within the link are matched according to the link order, and the matched map information (map matching result) is output to the controller 407. The map matching unit 403 may output road attribute information, such as a tomographic road or a double layer road, included in the matched map information (map matching result) to the controller 407. In addition, the function of the map matching unit 403 may be implemented in the controller 407.

The storage unit 404 stores map data. In this case, the stored map data includes geographic coordinates (Geographic Coordinate or longitude coordinates) for displaying latitude and longitude in degrees and seconds (DMS unit: Degree / Minute / Second). Here, the stored map data may use Universal Transverse Mercator (UTM) coordinates, Universal Polar System (UPS) coordinates, Transverse Mercator (TM) coordinates, etc. in addition to the geographic coordinates.

The storage unit 404 stores various kinds of information such as various menu screens, point of interest (POI), function characteristic information according to a specific position of map data, and the like.

The storage unit 404 stores various user interfaces (UIs) and / or graphical user interfaces (GUIs).

The storage unit 404 stores data, a program, and the like necessary for the navigation device 400 to operate.

The storage unit 404 stores destination information input from a user through the input unit. In this case, the destination information may be any one of a destination or a departure point and a destination.

The display unit 405 displays image information (or road guidance map) included in the road guide information generated by the control unit 407. Here, the display unit 405 includes a touch sensor (touch screen) and / or a proximity sensor. The road guidance information may include not only map data but also various information related to driving such as lane information, driving speed limit information, turn-by-turn information, traffic safety information, traffic guidance information, vehicle information, and route finding information. have.

When displaying the image information, the display unit 405 may display various contents such as various menu screens and road guide information by using a user interface and / or a graphic user interface included in the storage unit 404. have. Here, the content displayed on the display unit 405 includes a menu screen including various text or image data (including map data and various information data) and data such as icons, list menus, combo boxes, and the like.

The voice output unit 406 outputs voice information (or a voice message for the road guide information) included in the road guide information generated by the controller 407. Here, the voice output unit 406 may be an amplifier or a speaker.

The controller 407 generates road guide information based on the matched map information, and outputs the generated road guide information to the display unit 405 and the voice output unit 406. In this case, the display unit 405 displays the road guide information.

The controller 407 receives real-time traffic information from the information providing center to generate road guidance information.

The controller 407 may be connected through a call center and a communication unit 408 to perform a telephone call or to transmit / receive information between the navigation device 400 and the call center. Here, the communication unit 408 includes a hands-free module having a Bluetooth function using a short range wireless communication method.

The controller 407 senses a touch in the display window of the display unit 405 through a touch sensor or a proximity sensor. For example, the controller 407 selects a folder and / or file corresponding to the touch when a pointer (for example, a finger or a stylus pen) is touched.

On the other hand, the data display device according to an embodiment of the present invention, the display area of the file browser to the first horizontal area (for example, so that the user can easily search and play the desired media file using a file browser) For example, it is divided into the upper part) and the second horizontal area (for example, the middle part), and only the folder is displayed in the upper part, and the file (more folders may be displayed in the middle part). . A file open menu and a file close menu may be displayed at a lower portion of the display area of the file browser.

The data display device according to an exemplary embodiment of the present invention displays a background icon of a thumbnail image differently according to types of files so that a user can easily identify a file.

The data display device according to the exemplary embodiment of the present invention converts a file display method according to the type of file. For example, the data display device according to an exemplary embodiment of the present invention converts a music and video file into a screen configuration showing a long file name and a screen configuration showing a large number of files, and displays the image file as a large thumbnail image. It can also be configured in such a way that many thumbnail images are displayed by reducing the thumbnail image size.

The data display device according to an embodiment of the present invention can efficiently display and manage data by storing data such as a thumbnail image in a memory and then deleting the data in the order in which the data are connected when the memory allowance is exceeded. Can be.

Hereinafter, a data display device according to a first embodiment of the present invention will be described with reference to FIGS. 5 and 6.

6 is a diagram illustrating a data display method of a navigation device according to a first embodiment of the present invention.

First, the controller 407 selects a file browser according to a user's selection. For example, if the user selects the file browser to view the multimedia file after executing the multimedia player, the controller 407 executes the selected file browser (S11).

The controller 407 divides the display area of the file browser into a first horizontal area and a second horizontal area (S12).

7 is a diagram showing a file browser according to a first embodiment of the present invention.

As shown in FIG. 7, the control unit 407 may include a first horizontal area 7-1 TOP located at an upper portion of the file browser and a second horizontal area 7-2 positioned below the upper portion of the file browser. Separate by (Mid).

8 is a diagram showing another file browser according to the first embodiment of the present invention.

As shown in FIG. 8, the control unit 407 is configured to locate the file browser at a lower portion of the first horizontal area 8-1 located at an upper portion of the file browser and at a lower portion of the second horizontal region 8-2 located below the middle portion of the file browser. It may also be divided into the third horizontal region 8-3.

The display unit 405 displays a folder in a first horizontal area of the file browser under the control of the control unit 407 (S13), and displays data in the folder in the second horizontal area (S14).

9 is a diagram showing a folder and a file displayed in the file browser according to the first embodiment of the present invention.

As shown in FIG. 9, the control unit 407 displays the folder 9-1 in the first horizontal area 7-1 of the file browser, and displays the folder 9-1 in the second horizontal area 7-2. Data (for example, a thumbnail image corresponding to an image file, a thumbnail image corresponding to a music file, and a thumbnail image corresponding to a video file) 9-2 is displayed in the folder 9-1. For example, when a specific folder is selected by an up and down key or a touch sensor by the user, the controller 407 displays data in the selected folder in the second horizontal area. do. Here, the subfolders and files included in the folder in the first horizontal area are displayed in the second horizontal area. Therefore, the user can easily and effectively search for the folder and the file by displaying the folder and the data in the horizontal area so as to be visible to the horizontally placed person.

In addition, the controller 407 determines whether data (eg, thumbnail images) in the folder 9-1 exceeds a preset value (eg, a preset number) (S15). When the data in (9-1) exceeds the predetermined value, only a part of the excess data (9-3) is displayed at the end of the second horizontal area (S16). For example, the controller 407 may display thumbnail images corresponding to the image files in the folder 9-1 in the second horizontal area in a predetermined number (for example, only five thumbnail images may be displayed). By selecting any one of the excess thumbnail images when it cannot be displayed in excess, and displaying half of the selected image at the left and right ends of the second horizontal area, the user is not intuitively displayed. You can see that there are more image files. The controller 407 may move data (eg, an image file) according to the movement position of the cursor.

The controller 407 may display various files included in a folder in various ways. That is, the controller 407 can easily identify the file by displaying various appearances of the thumbnail image according to the characteristics of each file so that the user can easily distinguish the files included in the folder without the user looking at the extension. .

10 is a view showing a thumbnail image according to a first embodiment of the present invention.

As shown in FIG. 10, when the file included in the folder is a picture file, the controller 407 displays a frame-shaped border on the outer edge of the thumbnail image 10-1 corresponding to the picture file. When the file included in the folder is a music file, the controller 407 displays a frame having a note (for example, a note displayed on a yellow frame) on the outside of the thumbnail image 10-2 corresponding to the music file. . When the file included in the folder is a video file, the controller 407 displays a film-shaped border on the outside of the thumbnail image 10-3 corresponding to the video file. Here, the border displayed on the outer surface of the thumbnail image may be variously changed according to a user or a designer.

Hereinafter, when the number of files is large or the file length is long, a view switching method of the file browser for easily finding a desired file will be described with reference to FIGS. 5 and 11-12.

11 and 12 illustrate a view switching method of the file browser according to the second embodiment of the present invention.

As shown in Fig. 11, the control unit 407 has a specific key (e.g., a view switch key or a left mouse key) on the second horizontal area 8-2 of the file browser 11-1. If selected, the data on the first horizontal area 821 is displayed transparently (11-2). The controller 407 transparently displays data on the first horizontal area 8-1 and then transparently displays data on the second horizontal area 8-2 (13-2).

As shown in FIG. 12, the controller 407 transparently displays data on the second horizontal area 8-2, and then dynamically advances the width of the second horizontal area 8-2 gradually. It widens by the set width (for example, 2 times) (12-1). Thus, the controller 407 displays data on the widened display area 12-2 so that the user can see a lot of information on the file browser.

13 is a view showing a view switching method of the file browser according to the third embodiment of the present invention.

As shown in Fig. 13, the controller 407 is configured to display a specific key (e.g., on a display area 8-2 and 13-1 enlarged by gradually widening the width of the second horizontal area 8-2). When the view switching key or the left mouse key is selected by the user, the data of the display areas 8-2 and 13-1 is displayed transparently, and then the width of the display area 8-2 is gradually reduced. (13-2). That is, when a specific key is selected on the display areas 8-2 and 13-1, the width of the second horizontal area 8-2 is gradually increased by widening the width of the second horizontal area 8-2. The width of (8-2) is gradually reduced to the preset width.

Hereinafter, a view switching method of the file browser for easily finding a file when the file types are different will be described with reference to FIGS. 5 and 14-16.

14 is a view showing a view switching method of the file browser according to a fourth embodiment of the present invention.

As shown in Fig. 14, the control unit 407 uses a specific key (e.g., left or right mouse) to make it easy for the user to find the desired picture by viewing the picture when displaying the picture file in the file browser. If a key) is selected by the user, the size of the thumbnail image corresponding to the photo file is enlarged and displayed at a predetermined size (for example, twice) (14-1). In addition, the controller 407 displays the size of the thumbnail image corresponding to the photo file smaller when the user selects the specific key once again by a predetermined size (for example, the original size (1 times)). Many photo files can be displayed (14-2).

Fig. 15 is a diagram showing a method of displaying a music file according to the fourth embodiment of the present invention.

As shown in Fig. 15, the control unit 407 is configured to display a music file in a file browser so that a user can easily find the desired music by looking at the music file name, for example, by using a left mouse button. Or the right key) is selected by the user to display a long music file name (for example, 10 to 15 characters or more) in a thumbnail image corresponding to the music file. In this case, the controller 407 may enlarge and display the thumbnail image corresponding to the music file at the preset size (for example, twice) (15-1).

In addition, when the user selects the specific key once again, the controller 407 displays the music file name of the thumbnail image corresponding to the music file shortly (for example, within 10 characters). In this case, the controller 407 may display a large number of music files by displaying the size of a thumbnail image corresponding to the music file at a predetermined size (for example, the original size (1 times)) (15-2). ).

16 is a diagram illustrating a method of displaying a moving image (eg, movie) file according to a fourth embodiment of the present invention.

As shown in Fig. 16, the control unit 407 is configured to display a movie file in a file browser so that a user can easily find a desired movie by looking at the movie file name. Or the right key) is selected by the user to display the movie file name long (for example, 10 to 15 characters or more) in the thumbnail image corresponding to the movie file. In this case, the controller 407 may enlarge and display the size of the thumbnail image corresponding to the movie file at the preset size (for example, twice) (16-1).

In addition, when the user selects the specific key again, the control unit 407 displays a short movie file name (eg, 10 characters or less) of the thumbnail image corresponding to the movie file. In this case, the controller 407 may display a large number of movie files by displaying the size of the thumbnail image corresponding to the movie file at a predetermined size (for example, the original size (1 times)). 2).

Hereinafter, a method of effectively displaying data (for example, thumbnail images corresponding to photographs, moving images, and music files) will be described with reference to FIGS. 5 and 17.

17 is a diagram illustrating a thumbnail image display method according to a fifth embodiment of the present invention.

First, the controller 407 determines whether a thumbnail image exists in a corresponding item (eg, a photo, a video, or a music file) (S21).

If a thumbnail image exists in the corresponding item (eg, photo, video, music file), the controller 407 assigns a number to each thumbnail image (S22).

The controller 407 assigns a number to the thumbnail image and automatically stores the thumbnail image in the storage unit 404. Here, the controller 407 automatically stores the thumbnail image in the storage unit 404 when there is no user input (S23).

The controller 407 reads (reads) a thumbnail image corresponding to the user request from the storage unit 404 when a user request is requested (S24), and displays the read thumbnail image on the display unit 405. (S26). That is, since the thumbnail image is stored in the storage unit 404 in advance than the time for extracting the thumbnail image from the corresponding item, the time for reading and displaying the thumbnail image from the storage unit 404 in response to a user's request is faster. The thumbnail image may be displayed on the display unit 405.

In addition, when the data capacity of the thumbnail image to be stored in the storage unit 404 exceeds the storage capacity of the storage unit 404 (S27), the controller 407 is based on the number of the thumbnail image based on the number of the thumbnail image. In operation S28, the thumbnail image that is first accessed is deleted from the storage unit 404 according to the connection order. For example, the control unit 407 assigns a low value to a thumbnail image that has been accessed most recently, and has a high value when the storage capacity of the storage unit is exceeded after assigning a high value to files that have been accessed a long time ago. After the thumbnail image is deleted from the storage unit 404, a new thumbnail image is stored in the storage unit 404. In other words, data (eg, thumbnail images) can be effectively managed by preventing problems caused by the limitation of the storage capacity of the storage unit 404 of the data display device.

As described above in detail, the data display method and apparatus according to the exemplary embodiments of the present disclosure divide a display area of a file viewer into a plurality of horizontal areas, display a folder in the first horizontal area, and display the second and second folders. By displaying the data contained in the folder in the horizontal area, the user can search for files and folders easily and effectively.

According to an embodiment of the present invention, a data display method and a device thereof may display an image corresponding to a file differently according to the type of file, thereby allowing a user to search for a file easily and effectively.

The data display method and apparatus according to embodiments of the present invention can effectively manage data by selectively deleting the data according to the storage capacity of the storage unit.

Those skilled in the art will appreciate that various modifications and variations can be made 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.

1 is a block diagram illustrating a configuration of a mobile communication terminal to which a data display device according to embodiments of the present invention is applied.

2 is a diagram illustrating a proximity touch process for explaining a data display method according to example embodiments.

3 is a block diagram illustrating a vehicle navigation system for explaining a telematics terminal to which a data display device according to embodiments of the present invention is applied.

4 is a block diagram illustrating a configuration of a telematics terminal to which a control device according to embodiments of the present invention is applied.

5 is a block diagram showing a configuration of a navigation device to which a data display device according to a first embodiment of the present invention is applied.

6 is a diagram illustrating a data display method of a navigation device according to a first embodiment of the present invention.

7 is a diagram showing a file browser according to a first embodiment of the present invention.

8 is a diagram showing another file browser according to the first embodiment of the present invention.

9 is a diagram showing a folder and a file displayed in the file browser according to the first embodiment of the present invention.

10 is a view showing a thumbnail image according to a first embodiment of the present invention.

11 and 12 illustrate a view switching method of the file browser according to the second embodiment of the present invention.

13 is a view showing a view switching method of the file browser according to the third embodiment of the present invention.

14 is a view showing a view switching method of the file browser according to a fourth embodiment of the present invention.

Fig. 15 is a diagram showing a method of displaying a music file according to the fourth embodiment of the present invention.

16 is a diagram illustrating a method of displaying a moving image (eg, movie) file according to a fourth embodiment of the present invention.

17 is a diagram illustrating a thumbnail image display method according to a fifth embodiment of the present invention.

* Explanation of symbols on the main parts of the drawings

401: GPS module 402: DR sensor

403: map matching unit 404: storage unit

405: display unit 406: audio output unit

407: control unit 408: communication unit

500: wireless network

Claims (17)

A controller which divides a display area of the file viewer into a first horizontal area and a second horizontal area; And a display unit for displaying a folder in the first horizontal area and displaying data included in the folder in the second horizontal area. The data display device of claim 1, wherein the data is a thumbnail image. The method of claim 2, wherein the control unit, And when the number of thumbnail images that can be displayed on the second horizontal area is exceeded, only a portion of the excess thumbnail image is displayed at the end of the second horizontal area. The method of claim 2, wherein the control unit, It is determined whether the number of thumbnail images that can be displayed on the second horizontal area exceeds a preset number, and when the number of thumbnail images exceeds the preset number, only a portion of the thumbnail image that is exceeded is displayed. 2 A data display device characterized by displaying at the end of a horizontal area. The method of claim 2, wherein the control unit, And automatically storing the thumbnail image in a storage unit when a thumbnail image exists in specific data. The method of claim 5, wherein the control unit, And a specific thumbnail image is read from the storage unit according to a user's request, and the read thumbnail image is displayed on the display unit. The method of claim 5, wherein the control unit, And when the storage capacity of the storage unit is exceeded, to delete thumbnail images stored in the storage unit in the order of accessing thumbnail images. The method of claim 1, wherein the control unit, And a size of the thumbnail image corresponding to the data according to the type of the data. The method of claim 1, wherein the control unit, And changing a length of a name of a thumbnail image corresponding to the data according to the type of the data. Dividing the display area of the file viewer into a first horizontal area and a second horizontal area; Displaying a folder in the first horizontal area, and displaying data included in the folder in the second horizontal area. The method of claim 10, wherein the data is a thumbnail image. 12. The method of claim 11, further comprising displaying only a portion of the excess thumbnail image at the end of the second horizontal region when the number of thumbnail images that can be displayed on the second horizontal region is exceeded. Data display method. 12. The thumbnail of claim 11, wherein the number of thumbnail images that can be displayed on the second horizontal area exceeds a predetermined number, and wherein the number of thumbnail images exceeded when the number of thumbnail images exceeds the predetermined number. Displaying only a portion of the image at the end of the second horizontal area. 12. The method of claim 11, further comprising automatically storing the thumbnail image in a storage unit when a thumbnail image exists in specific data. 15. The method of claim 14, further comprising deleting thumbnail images stored in the storage unit in the order of accessing thumbnail images when the storage capacity of the storage unit is exceeded. The method of claim 10, further comprising changing a size of a thumbnail image corresponding to the data according to the type of the data. The method of claim 10, further comprising changing a length of a name of a thumbnail image corresponding to the data according to the type of data.

Images