KR20110045391A - Remainder display of battery apparatus and method thereof - Google Patents

Abstract

PURPOSE: An apparatus for displaying the residual capacity of a battery and a method thereof are provided to calculate the residual capacity of a battery included in a terminal based on the reception electric field strength of a received signal and the operation current of an application which is currently used. CONSTITUTION: A detection unit(420) detects a received signal strength indicator of a signal received through a communication unit as well as the information on a battery based on a generated control signal. A control unit(450) calculates a use-available time for at least one preset function based on the information on the detected battery and a reception electronic field strength. The information on the battery includes at least one among the charging state, voltage value and current value of the battery. The control unit uses the average values of the detected reception electronic field strengths detected by the detection unit for the preset time.

Description

Battery level indicator and its method {REMAINDER DISPLAY OF BATTERY APPARATUS AND METHOD THEREOF}

The present invention relates to a battery remaining amount display device and a method thereof.

In general, the battery remaining amount display device is a device that provides available information of a terminal according to the remaining amount of battery to any terminal using a battery, such as a mobile communication terminal.

SUMMARY OF THE INVENTION An object of the present invention is to provide a battery remaining amount display device and a method for calculating the remaining amount of a battery provided in the terminal based on the operating current of any application being used in the terminal and the received electric field strength of the received signal. .

Another object of the present invention is a battery level display device that displays the available time of any functions using the remaining battery capacity calculated based on the operating current of any application being used in the terminal and the received field strength of the received signal. And a method thereof.

Still another object of the present invention is to generate and output alarm information when a residual amount of battery calculated based on an operating current of an application being used in a terminal and a received electric field strength of a received signal satisfies a preset condition. A remaining amount display device and a method thereof are provided.

According to an aspect of the present invention, there is provided a battery remaining amount display device, including: a detector configured to detect information about a battery and a received electric field strength of a signal received through a communication unit based on a control signal generated when an event occurs; And a controller configured to calculate an available time for at least one predetermined function based on the detected information about the battery and the received electric field strength.

When the power of the battery level display device is turned on, when the power of any terminal having the battery level display device is turned on, the event of the battery level display device or the predetermined button provided at the terminal If it is selected, and characterized in that any one of a predetermined time interval.

The information on the battery includes at least one of a state of charge, a voltage value, and a current value of the battery.

The controller uses the average value of the received electric field strengths detected by the detector for a preset time.

The one or more preset functions include at least one of a call function, a standby function, a wireless internet function, an infrared communication function, a game program function, a DMB program function, a video program function, a music program function, and a camera function.

A storage unit which stores information on a battery and available time corresponding to a received electric field strength for each of the one or more predetermined functions; A display unit displaying the available time for the one or more preset functions calculated by the controller; And a voice output unit configured to output a voice usable time for the one or more predetermined functions calculated by the controller.

The control unit may use the available time corresponding to the information about the detected battery corresponding to the one or more predetermined functions and the received electric field strength among the available time stored in advance corresponding to the information about the battery and the received electric field strength for each function. Check it and calculate the available time.

The controller generates and outputs guide information when the available time calculated for one or more preset functions including the specific application program is smaller than a preset threshold while executing a specific application program.

The controller controls to continuously execute or stop the specific application program based on the input value input in response to the output guide information.

According to an aspect of the present invention, there is provided a method of displaying a remaining battery level, the method comprising: detecting information about a battery and a received electric field strength of a signal received through a communication unit based on a control signal generated when an event occurs; Calculating an available time for one or more predetermined functions based on the detected information on the battery and the received electric field strength; And outputting an available time for the calculated one or more predetermined functions.

When the power of the battery level display device is turned on, when the power of any terminal having the battery level display device is turned on, the event of the battery level display device or the predetermined button provided at the terminal If it is selected, and characterized in that any one of a predetermined time interval.

The information on the battery includes at least one of a state of charge, a voltage value, and a current value of the battery.

The one or more preset functions include at least one of a call function, a standby function, a wireless internet function, an infrared communication function, a game program function, a DMB program function, a video program function, a music program function, and a camera function.

The calculating of the usable time for the one or more preset functions may include: detecting the battery corresponding to the one or more preset functions from among preset stored available times corresponding to the information about the battery and the received electric field strength for each function. Calculate the available time by checking the available time corresponding to the information and the received field strength.

In accordance with an aspect of the present invention, there is provided a method for displaying a remaining battery capacity, based on a control signal generated when a first event occurs during execution of a specific function, and receiving field strength of a signal received through a communication unit and information about a battery. Detecting; Calculating an available time for at least one predetermined function including the specific function based on the detected battery information and the received electric field strength; Outputting an available time for the calculated one or more preset functions; Detecting information about the battery at the time of occurrence of the second event and a received electric field strength of a signal received through the communication unit when a second event occurs while the specific function is being executed; Calculating an available time for one or more predetermined functions including the specific function based on the information about the battery detected when the second event occurs and the received electric field strength; Generating and outputting guide information when an available time for at least one predetermined function including the specific function calculated when the second event occurs is smaller than a preset threshold; And controlling the specific function based on an input value input in response to the output guide information.

The first event is a device provided in the battery level display device or the arbitrary terminal when the power supply of the battery level display device is turned on, when the power of any terminal having the battery level display device is turned on. When the set button is selected, and the predetermined time interval is characterized in that any one.

The second event may be a case where a preset button provided in the battery remaining amount display device or the arbitrary terminal is selected or a predetermined time interval.

The controlling of the specific function based on the input value may include: continuously executing the specific function based on the input value; And terminating the specific function based on the input value.

Battery remaining amount display apparatus and method according to an embodiment of the present invention, by calculating the remaining amount of the battery provided in the terminal based on the operating current of any application in use in the terminal and the received electric field strength of the received signal, There is an effect that can accurately calculate the remaining amount.

In addition, the battery remaining amount display device and method according to an embodiment of the present invention, any function by using the remaining amount of battery calculated based on the operating current of any application in use in the terminal and the received electric field strength of the received signal. By displaying the available time of the (or applications), there is an effect that it is easy to check the time available for each function using the remaining battery power.

In addition, the battery remaining amount display device and method according to an embodiment of the present invention, the condition that the remaining amount of the battery calculated on the basis of the operation current of any application in use in the terminal device and the received electric field strength of the received signal is a predetermined condition. When satisfied, by generating and outputting the alarm information, the user can select the use of any function by using the remaining amount of the confirmed battery to increase the use efficiency of the battery.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings, and the same or corresponding components will be denoted by the same reference numerals regardless of the reference numerals and redundant description thereof will be omitted.

1 is a block diagram illustrating a configuration of a mobile terminal 100 for describing a battery remaining amount display device according to an exemplary embodiment of the present invention.

The mobile terminal 100 may be implemented in various forms. For example, the mobile terminal 100 may be a portable terminal, a smart phone, a notebook computer, a digital broadcasting terminal, a personal digital assistant (PDA), a portable multimedia player (PMP), or a navigation device. (Vehicle navigation device), and the like.

As shown in FIG. 1, the mobile terminal 100 includes a wireless communication unit 110, an A / V 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 terminal 100 shown in FIG. 1 are essential components, and the mobile terminal 100 may be implemented by more components than those shown in FIG. 1, and fewer components. The mobile terminal 100 may also be implemented.

The wireless communication unit 110 may include one or more components for performing wireless communication between the mobile terminal 100 and a wireless communication system or wireless communication between the mobile terminal 100 and a network in which the mobile terminal 100 is located. Can be. 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, a terrestrial channel, and the like. 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 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, in particular, a digital multimedia broadcasting-terrestrial (DMB-T) system, a digital multimedia broadcasting-satellite (DMB-S) system, and a mediaflo Digital broadcast signals may be received using digital broadcasting systems such as a forward link only (DVB-H) system, a digital video broadcast-handheld (DVB-H) system, and an integrated services digital broadcast-terrestrial (ISDB-T) system. 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 a voice call signal, a video call signal, and / or a text / multimedia message.

The wireless internet module 113 provides a wireless internet connection for the mobile terminal 100. The wireless internet module 113 may be embedded or external to the mobile terminal 100. Here, the wireless Internet technologies include wireless LAN (WLAN), Wi-Fi, WiBro, WiMAX, World Interoperability for Microwave Access (WMAX), and HSDPA (High Speed Downlink Packet Access). ), Long Term Evolution (LTE), IEEE802.16, and Wireless Mobile Broadband Service (WMBS).

The short range communication module 114 is a module for providing short range communication. Here, short range communication technology may include Bluetooth, Radio Frequency Identification (RFID), Infrared Data Association (IrDA), Ultra Wideband (UWB), ZigBee, and the like.

The location information module 115 is a module for identifying (or detecting) or obtaining the location of a mobile terminal. An example of the location information module 115 is a GPS module. The GPS module receives location 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 calculate three different distances accurately according to triangulation. 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 (Audio / Video) input unit 120 is for inputting an audio signal or a video signal, and the A / V (Audio / Video) input unit 120 includes a camera 121 and a microphone 122. This 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 type and / or usage environment 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, a dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like.

The sensing unit 140 may be a mobile terminal 100 such as an open / closed state of the mobile terminal 100, a location of the mobile terminal 100, a presence or absence of a user contact, an orientation of the mobile terminal 100, an acceleration / deceleration of the mobile terminal 100, or the like. The sensing state of the mobile terminal 100 generates a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is a slide phone type, it may sense whether the slide phone is opened or closed. 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 sensing unit 140 may include a proximity sensor 141.

The output unit 150 is for outputting an audio signal (or a signal related to hearing) or a video signal (or a signal related to time) or an alarm signal or a signal related to a tactile sense, and the output unit 150. ) May include a display unit 151, a sound output module 152, an alarm unit 153, and a haptic module 154.

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

The display unit 151 may include a liquid crystal display (LCD), a thin film transistor liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), and a flexible display. It may include at least one of a flexible display and a 3D display.

Some of these displays may be configured as transparent or light transmissive so that they can be seen through them. This may be referred to as a transparent display. A representative example of the transparent display is TOLED (Transparant OLED). The rear structure of the display unit 151 may also be configured as a light transmissive structure. With this structure, the user can see the object located behind the terminal body through the area occupied by the display unit 151 of the terminal body.

According to an implementation form of the mobile terminal 100, two or more display units 151 may exist. For example, a plurality of display units may be spaced apart or integrally disposed on one surface (same surface) in the mobile terminal 100, or may be disposed on different surfaces.

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, a touch panel, 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.

The proximity sensor 141 may be disposed in the inner region of the mobile 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 type photoelectric sensor, a direct reflection type photoelectric sensor, a mirror reflection type photoelectric sensor, a high frequency oscillation type 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 terminal 100. The sound output module 152 may include a receiver, a speaker, a buzzer, and the like.

The alarm unit 153 outputs a signal for notifying occurrence of an event of the mobile terminal 100. Examples of events generated in the mobile terminal 100 include call signal reception, message reception, key signal input, and touch input. The alarm unit 153 may output a signal for notifying an occurrence of an event in a form other than an audio signal or a video signal, for example, vibration. When a call signal is received or a message is received, the alarm unit 153 may vibrate the mobile terminal 100 through a vibration means. Alternatively, when the key signal is input, the alarm unit 153 may vibrate the mobile 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 event occurrence notification may be output through the display unit 151 or the voice output module 152, so that they 151, 152 may be classified as part of the alarm unit 153.

The haptic module 154 generates various tactile effects that a 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.

The haptic module 154, in addition to the vibration, the pin arrangement to move vertically with respect to the contact skin surface, the blowing force or suction force of the air through the injection or inlet, the grazing to the skin surface, the contact of the electrode (eletrode), the stimulation such as electrostatic force Various tactile effects can be produced, such as the effects of the heat-absorbing effect and the effect of reproducing a sense of cold using the elements capable of absorbing heat or heat.

The haptic module 154 may not only deliver the haptic effect through direct contact, but may also be implemented to allow the user to feel the haptic effect through a muscle sense such as a finger or an arm. Two or more haptic modules 154 may be provided according to the configuration of the portable terminal 100.

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 store data relating to various patterns of vibration and sound output when a touch input on the touch screen is performed.

The memory 160 may be a flash memory type, a hard disk type, a multimedia card micro type, a card type memory (eg, 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 terminal 100 may operate a web storage that performs a storage function of the memory 150 on the Internet, or may operate in connection with the web storage.

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 input by the user from the cradle. It may be a passage through which a command 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 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 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 (FPGAs), Processors, Controllers The controller may be implemented using at least one of controllers, micro-controllers, microprocessors, and electrical units for performing functions. In some cases such embodiments may be implemented by the controller 180. In a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that allow at least one function or operation to be performed. The software code may be implemented by a software application written in a suitable programming language. In addition, the software code may be stored in the memory 160 and executed by the controller 180. In addition, the navigation session 300 applied to the mobile terminal 100 provides a general navigation function.

The controller 180 applied to the mobile terminal 100 according to an embodiment of the present invention is used in the mobile terminal 100 when the power of the mobile terminal 100 is turned on or a predetermined button is clicked. The remaining battery capacity of the battery provided in the mobile terminal 100 is calculated and output based on the operating current of any application being received and the received electric field strength of the signal transmitted and received from the base station. It calculates and outputs each available time of the functions of, and generates and outputs alarm information when the calculated remaining battery capacity satisfies a predetermined condition.

2 is a block diagram showing the configuration of the telematics terminal 200 for explaining the battery remaining amount display device according to an embodiment of the present invention, as shown in this, a central processing unit for controlling the telematics terminal 200 as a whole (Central Processing Unit: CPU) 222, a key control unit 221 for controlling various key signals, an LCD control unit 223 for controlling the LCD, and a memory 224 for storing various kinds of information It comprises a board 220.

The memory 224 stores map information (map data) for displaying vehicle guidance information (road guidance information for guiding a user during driving / non-driving) on a map of the display unit (or LCD) 211.

In addition, the memory 224 stores a traffic information collection control algorithm for inputting traffic information according to a road condition on which the vehicle is currently traveling and various information for controlling the algorithm.

The main board 220 is a communication module 201 that is assigned a unique device number and performs voice calls and data transmission and reception through a mobile communication terminal embedded in a vehicle, and guides the location of the vehicle and travels from the starting point to the destination. A GPS module 202 for receiving a GPS signal for path tracking and the like, generating current location data of the vehicle based on the received GPS signal, or transmitting traffic information collected by a user as a GPS signal; A gyro sensor 203 for detecting the driving direction, a CD deck 204 for reproducing a signal recorded on a compact disk (CD), and the like.

In addition, the communication module 201 and the GPS module 202 transmit / receive signals through the first antenna 205 and the second antenna 206, respectively.

In addition, the main board 220 is connected to the TV module 230 that receives the broadcast signal through the broadcast signal antenna (or TV antenna) 231.

In addition, the main board 220 is connected to a liquid crystal display (LCD) 211 under the control of the LCD controller 223 through an interface board 213.

The LCD 211 performs a predetermined signal processing process on the broadcast signal received through the TV module 230, and then controls the signal processed broadcast signal by the LCD controller 223 on the interface board ( A video signal is displayed on the LCD 211 through 213, and the audio signal is output through the amplifier 254 under the control of the audio board 240 to be described later. In addition, the LCD 211 displays various video signals and text signals based on the control signals of the LCD control unit 223.

In addition, the LCD 211 may be configured to receive an input from a user by using a touch screen method.

In addition, the main board 220 is connected to the front board 212 under the control of the key controller 221 through the interface board 213. The front board 212 configures buttons and menus for inputting various key signals, and provides the main board 220 with a key signal corresponding to a key (or button) selected by a user. In addition, the front board 212 may include a menu key for directly inputting traffic information, and the menu key may be configured to be controlled by the key controller 221.

The audio board 240 is connected to the main board 220 and processes various audio signals. The audio board 240 includes a microcomputer 244 for controlling the audio board 240, a tuner 243 for receiving a radio signal through an antenna (or radio antenna) 245, And a power processor 242 for supplying power to the microcomputer 244, and a signal processor 241 for performing signal processing for outputting various voice signals.

In addition, the audio board 240 is connected to a radio antenna 245 for receiving a radio signal and a tape deck 246 for playing an audio tape.

Also, the audio board 240 is connected to an amplifier 254 for outputting a voice signal processed by the audio board 240.

In addition, the amplifier 254 is connected to the vehicle interface 250. That is, the main board 220 and the audio board 240 are connected to the vehicle interface 250, respectively. In addition, the vehicle interface 250 may include a hands-free 251 for inputting a voice signal without using a vehicle driver's hand, an airbag 252 for providing passenger safety, and a speed sensor for detecting a vehicle speed. 253 and the like can be connected.

In addition, the speed sensor 253 calculates a vehicle speed and provides the calculated vehicle speed information to the central processing unit 222.

In addition, the navigation session 300 applied to the telematics terminal 200 provides a general navigation function.

On the other hand, the central processing unit 222 applied to the telematics terminal 200 according to an embodiment of the present invention,

When the telematics terminal 200 is powered on or a predetermined button is clicked, the telematics terminal 200 operates based on an operating current of an application being used in the telematics terminal 200 and a received electric field strength of a signal transmitted and received from a base station. The remaining amount of the battery provided in the telematics terminal 200 is calculated and output, and the available time of arbitrary functions is calculated and output using the calculated remaining amount of the battery, and the calculated remaining amount of the battery is preset. If the condition is satisfied, alarm information can be generated and output.

3 is a block diagram illustrating a configuration of a battery remaining amount display device according to an embodiment of the present invention. As shown in the drawing, the battery remaining amount display device 400 includes a battery 410, a detector 420, and a communication unit ( 430, a storage unit 440, a control unit 450, a display unit 460, and an audio output unit 470.

The battery 410 is composed of a single device, or a plurality of batteries forms one pack (battery pack).

In addition, when the battery 410 is provided with a plurality of batteries, the plurality of batteries may be connected in series with each other, and one or more safety switches may be included between the plurality of batteries.

In addition, the battery 410 supplies power to an arbitrary terminal equipped with the battery remaining amount display device 400 under the control of the controller 450.

The detector 420 detects a state of charge (SOC) of the battery 410 in real time.

In addition, the detector 420 detects a voltage and / or a current of each cell of the battery 410 in real time.

In addition, the detection unit 420 may include a received signal strength indicator (RSSI) of a signal (including information for a call with a base station or any terminal, control information, etc.) received through the communication unit 430 (or , Signal strength).

The communication unit 430 may be configured to perform wireless communication between the battery level display device 400 and any external terminal included in the wireless communication system, or between the battery level display device 400 and a network where the battery level display device 400 is located. It may include one or more components to perform wireless communication. In this case, the external terminal may include a mobile terminal, a telematics terminal, a smart phone, a portable terminal, a personal information terminal, a PMP terminal, a computer, a WiBro terminal, an Internet Protocol Television (IPTV) terminal, a navigation terminal, an AVN (Audio Video Navigation) terminal, It may include at least one of a television, an audio / video (A / V) system, a home theater system, an information providing center, a call center, and a base station.

In addition, the communication unit 430 may receive a signal including various information (including control information, audio information, video information, etc.) transmitted from the external terminal, or may generate various types of information (generated by the control of the control unit 450). A signal including control information, audio information, video information, etc.) is transmitted to the external terminal.

In addition, the communication unit 430 may include a wireless Internet module or a short range communication module. Here, the wireless Internet technology may include a wireless LAN, Wi-Fi, WiBro, WiMAX, HSDPA, Long Term Evolution, IEEE 802.16, broadband wireless mobile communication service. In addition, the near field communication technology may include Bluetooth, RFID, infrared communication, UWB, Zigbee, and the like.

The storage unit 440 stores various user interfaces (UIs) and / or graphical user interfaces (GUIs).

In addition, the storage unit 440 stores data, a program, and the like necessary for the battery remaining amount display device 400 to operate.

In addition, the storage unit 440 stores state information of the battery 410. Here, the state information of the battery 410, the unique information of the battery 410, information about the battery detected by the detector 420 (including the charging state, voltage value, current value, etc.), received signal It contains the received field strength. In addition, the unique information of the battery 410 includes a rated capacity, a rated voltage, a rated current, and the like of the reference battery.

In addition, the storage unit 440 stores data (including various information, control signals, etc.) transmitted from an information providing center or any external terminal connected by wired / wireless communication through the communication unit 430.

In addition, the storage unit 440 may be consumed when the functions are executed for the various functions included in the battery remaining amount display device 400 or any terminal equipped with the remaining battery level display device 400. Save power. In this case, the power consumption according to each function may be an average value of power consumed according to execution of a specific function during a predetermined time. In addition, the power consumption according to each function may be initially stored when the battery remaining amount display device 400 is manufactured or may be updated with a value transmitted from the external terminal. In addition, each of the functions, such as call function, standby function, wireless Internet function, infrared communication (or Bluetooth communication) function, game program function, DMB program function, video program function, music program function, camera function, etc. It includes all the application programs included in any terminal having the remaining power display device 400 or the battery remaining power display device 400.

In addition, when storing the power consumption according to the functions, the storage unit 440 stores the power consumption by dividing the power consumption for each detailed function (or option) included in each function.

For example, the storage unit 440, when storing power consumption according to the camera function, general shooting, continuous shooting, split shooting, panoramic shooting, night shooting, video shooting, hot code shooting, etc., which are detailed functions included in the camera function, etc. The power consumption according to the power consumption and the power consumption according to the screen brightness (or resolution) among the detailed functions.

In addition, the storage unit 440 stores information on the battery (including charging state, voltage value, current value, etc.) and usable time corresponding to the received electric field strength for each function. In this case, the information on the available time of the corresponding functions corresponding to the information on the battery and the received electric field strength may be stored in a table form.

For example, the storage unit 440 may include a call function, a standby function, a wireless Internet function, an infrared communication (or Bluetooth communication) function, a game program function, and a DMB program, which are functions included in the battery level display device 400. For the function, the video program function, the music program function, the camera function, and the like, information on the battery and the available time of the corresponding functions corresponding to the received electric field strength are stored in a table form.

The controller 450 executes an overall control function of the battery remaining amount display device 400.

In addition, the controller 450 may include one or more preset values based on information (including a state of charge, a voltage value, a current value, etc.) and a received electric field strength of the battery detected by the detector 420 when an event occurs. Calculate the available time for the feature. In this case, when the power of the battery remaining amount display device 400 is turned on, when the power of any terminal (or system) equipped with the battery remaining amount display device 400 is turned on, It may be any one of a case where a preset button provided in the battery remaining amount display device 400 or the arbitrary terminal is selected and a predetermined time interval. In addition, the one or more preset functions may be one or more functions that are set as default (default) among the plurality of functions stored in the storage unit 440 or one or more functions set by a user.

In addition, the controller 450 may calculate the available time for the one or more predetermined functions, from among the available time of each function corresponding to information about the battery previously stored in the storage unit 440 and the received electric field strength. Confirms (or retrieves) information on the battery detected by the detector 420 for the one or more predetermined functions (including a charging state, a voltage value, a current value, etc.) and an available time corresponding to a received electric field strength; )do.

In addition, the controller 450 outputs the available time for the calculated one or more predetermined functions through the display unit 460 and / or the voice output unit 470.

In addition, the controller 450 may calculate a time between information about a battery and a received electric field strength according to a plurality of functions included in the battery remaining amount display device 400 when calculating the available time for the one or more preset functions. The information about the battery detected by the detection unit 420 (including the charging state, the voltage value, the current value, and the like) and the received electric field strength are input to the preset relationship equation by using the set relationship equation. Calculate each available time for a feature.

In addition, the controller 450 may be configured based on information (including a charging state, a voltage value, a current value, etc.) and a received electric field strength of the battery detected by the detection unit 420 while a specific application is running. Calculating the available time corresponding to one or more preset functions including a specific application, and comparing the calculated available time of the specific application with a preset threshold, to enable the calculated specific application; When the time is smaller than the preset threshold, information for guiding the available time of the specific application and whether the program is continuously executed is generated, and the generated information is displayed on the display unit 460 and / or the Output through the voice output unit 470.

In addition, the controller 450 continuously executes or stops the specific application program based on a control signal input in response to the output information.

In addition, the controller 450 may compare the calculated usable time of the specific application with a preset threshold in a state where the specific application is running, so that the calculated usable time of the specific application is increased. If it is smaller than the preset threshold, the specific application may be forcibly stopped.

The display unit 460 may display various contents such as various menu screens using a user interface and / or a graphic user interface included in the storage unit 440 under the control of the controller 450. Here, the content displayed on the display unit 460 includes a menu screen including various text or image data (including various information data) and data such as an icon, a list menu, a combo box, and the like.

In addition, the display unit 460 displays the available time for the one or more predetermined functions, a communication connection state with an arbitrary terminal, and the like under the control of the controller 340.

In addition, the display unit 460 may include a liquid crystal display (LCD), a thin film transistor liquid crystal display (TFT LCD), an organic light-emitting diode (OLED), and a flexible display. The display device may include at least one of a flexible display, a 3D display, and a light emitting diode (LED).

Two or more display units 460 may exist according to an implementation form of the battery level display device 400. For example, the plurality of display units may be spaced apart or integrally disposed on one surface (same surface) of the battery remaining amount display device 400, or may be disposed on different surfaces.

On the other hand, when the display unit 460 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 460 outputs the touch panel. In addition to the device can also be used as an input device. The touch sensor may have, for example, a form of a touch film, a touch sheet, a touch pad, a touch panel, 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 460 or capacitance generated at a specific portion of the display unit 460 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 corresponding data to the controller 450. As a result, the controller 450 may determine which area of the display unit 460 is touched.

The proximity sensor may be disposed in an inner region of the battery remaining amount display device 400 surrounded by the touch screen or near the touch screen. The proximity sensor 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 has a longer life and higher utilization than a contact sensor.

Examples of the proximity sensor 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 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). Information corresponding to the sensed proximity touch operation and proximity touch pattern may be output on the touch screen.

As such, when the display unit 460 is used as an input device, a command or control signal may be input by an operation such as receiving a button operation by a user or touching / scrolling the displayed screen.

The voice output unit 470 outputs voice information included in a signal processed by a predetermined signal by the controller 450. Here, the voice output unit 470 may be a speaker.

In addition, the voice output unit 360 outputs an available time for the one or more predetermined functions, a communication connection state with an arbitrary terminal, and the like, under the control of the controller 340.

Hereinafter, a method of displaying a battery remaining amount according to the present invention will be described in detail with reference to FIGS. 3 to 7.

4 is a flowchart illustrating a method of displaying a remaining battery level according to a first embodiment of the present invention.

First, when an event occurs, the detector 420 detects at least one of a state of charge, a voltage value, and a current value of the battery 410 based on a control signal generated by the controller 450. In this case, when the power of the battery remaining amount display device 400 is turned on, when the power of any terminal equipped with the battery remaining amount display device 400 is turned on, the battery remaining amount display device or the arbitrary When a preset button provided in the terminal is selected, and may be any one of a predetermined time interval.

In addition, the detection unit 420 is received from the external terminal with the detection of the information on the battery (including the charging state, voltage value and current value, etc.) received through the communication unit 430 received electric field strength (or Signal strength) is detected (or confirmed) (S410).

Thereafter, the control unit 450 uses information corresponding to the information (including the charging state, the voltage value and the current value) and the received electric field strength of the battery detected by the detection unit 420 for one or more preset functions. Calculate the possible time. In this case, the controller 450 may use the average value of the received electric field strength received for a predetermined time as the received electric field strength.

That is, the controller 450 detects by the detector 420 one or more preset functions among the available time for each function corresponding to the information about the battery previously stored in the storage 440 and the available electric field strength. The available time corresponding to the information (including the state of charge, voltage value and current value) and the received electric field strength of the battery. In this case, the one or more predetermined functions may be one or more functions set as defaults among the plurality of functions previously stored in the storage unit 440 or one or more functions set by the user. In addition, the plurality of functions previously stored in the storage unit 440 may include a call function, a standby function, a wireless Internet function, an infrared communication (or Bluetooth communication) function, a game program function, a DMB program function, a video program function, and a music program. It may include various application programs included in the battery level display device 400 or any terminal, such as a function, a camera function, and the like.

For example, the controller 450 may include one or more preset functions including a call function, a standby function, a wireless internet function, and a camera function, and the call function, standby function, and wireless internet function previously stored in the storage unit 440. And information (including charge state, voltage value, current value, and the like) of the battery detected by the detector 420 among information on the battery corresponding to the camera function and available time corresponding to the received electric field strength Check the available time for each call function, standby function, wireless Internet function, and camera function corresponding to the electric field strength. In other words, the usable time corresponding to the detected battery information (including the state of charge, voltage value and current value) and the received electric field strength is 1 hour 30 minutes for the call function and 29 hours for the standby function. The value may be 20 minutes, 1 hour 50 minutes for the wireless Internet function, and 1 hour 10 minutes for the camera function.

In addition, the controller 450 may correspond to information (including a charging state, a voltage value, a current value, etc.) and a received electric field strength of the battery detected by the detector 420 for the one or more predetermined functions. When calculating the usable time, information about the detected battery (charge state, voltage value, current value, etc.) is detected in the predetermined relationship equation by using a predetermined relationship equation between the information on the battery of each function and the received electric field strength. And the reception field strength may be input to calculate each available time for the one or more predetermined functions (S420).

Thereafter, the controller 450 outputs the available time for the one or more predetermined functions through the display unit 460 and / or the voice output unit 470.

For example, as illustrated in FIG. 5, the controller 450 displays the available time for the call function, the standby function, the wireless Internet function, and the camera function, respectively, on the display unit 460. . In this case, the displayed available time information may be provided in the form of time information (in the form of text) as shown in FIG. 5 or in the form of a clock or a bar.

In addition, the available time for the one or more preset functions displayed on the display unit 460 disappears after being displayed for a predetermined time, or when any button is clicked (S430).

As such, when displaying the remaining amount of the battery, it is possible to calculate and output a preset function time according to the remaining amount of the battery, not only reflecting power consumption according to the function being used, but also receiving field strength according to communication with an arbitrary terminal. .

6 is a flowchart illustrating a method of displaying a remaining battery level according to a second embodiment of the present invention.

First, the controller 450 may select a specific function selected by a user from among a plurality of functions (or application programs) included in the battery remaining amount display device 400 or any terminal provided with the battery remaining amount display device 400. Run

For example, the controller 450 may receive a DMB signal transmitted from an external terminal through the communication unit 430, process the received DMB signal through a predetermined signal, and then may include an image included in the signal-processed DMB signal. In operation S610, a DMB application program for outputting voice information to the display unit 460 and / or the voice output unit 470 is executed.

Thereafter, the controller 450 controls the detector 420 to detect at least one of the state of charge, the voltage value, and the current value of the battery 410 when the first event occurs. In addition, the controller 450 controls the detector 420 to detect (or confirm) a received electric field strength (or signal strength) of a signal transmitted from an external terminal and received through the communication unit 430. In this case, the preset first event may be one of a case where a preset button provided in the battery remaining amount display device 400 or the arbitrary terminal is selected or a predetermined time interval (S620).

Thereafter, the controller 450 includes information on the battery (charge state, voltage value, current value, etc.) detected by the detector 420 for one or more preset functions including the specific function being executed. ) And the available time corresponding to the received field strength. In this case, the controller 450 may use the average value of the received electric field strength received for a predetermined time as the received electric field strength.

That is, the controller 450 may perform the at least one preset function including the specific function being executed among information on the battery previously stored in the storage unit 440 and available time for each function corresponding to the received electric field strength. The information about the battery detected by the detector 420 (including the charging state, the voltage value and the current value) and the available time corresponding to the received electric field strength are checked. In this case, the one or more predetermined functions include the specific function being executed, and among one or more functions previously stored in the storage unit 440, one or more functions set as defaults, or one or more set by a user. It may be a function. In addition, the plurality of functions previously stored in the storage unit 440 may include a call function, a standby function, a wireless Internet function, an infrared communication (or Bluetooth communication) function, a game program function, a DMB program function, a video program function, and a music program. It may include various application programs included in the battery level display device 400 or any terminal, such as a function, a camera function, and the like.

For example, the controller 450 is executing a DMB application program, and the one or more preset functions include a call function, a standby function, and a camera function, and the DMB program function and the call previously stored in the storage unit 440. Information on the battery (charge state, voltage value, current value, etc.) detected by the detector 420 among the available time corresponding to the function, the standby function, the camera function, and the received electric field strength. And the available time for the DMB program function, call function, standby function, and camera function corresponding to the received electric field strength. That is, the usable time extracted corresponding to the detected battery information (including charge state, voltage value and current value) and received electric field strength is 1 hour for the DMB program function and 2 hours for the call function. It may be a value of 34 minutes for the minute, standby function, or 2 hours for the camera function.

In addition, the controller 450 may include information about the battery detected by the detection unit 420 (including a charging state, a voltage value, a current value, etc.) regarding one or more preset functions including the specific function being executed. And when calculating the available time corresponding to the received electric field strength, by using a predetermined relationship formula between the information on the battery for each function and the received electric field strength, the information about the detected battery (charge state) in the predetermined relationship formula , The voltage value and the current value, etc.) and the received electric field strength may be input to calculate each available time for the one or more predetermined functions including the specific function being executed (S630).

Thereafter, the controller 450 outputs, through the display unit 460 and / or the voice output unit 470, the available time for the one or more preset functions including the specific function being executed.

For example, as illustrated in FIG. 7A, the controller 450 displays available times for the DMB program function, the call function, the standby function, and the camera function, respectively, on the display unit 460. . In this case, the displayed available time information may be provided in the form of time information (text form), or in the form of a clock or a bar as shown in FIG. 7A.

In addition, the available time for the predetermined one or more functions including the executing specific function displayed on the display unit 460 disappears after being displayed for a predetermined time or when any button is clicked ( S640).

Thereafter, the controller 450 checks whether a predetermined second event occurs while the specific function is being executed (S650). If the predetermined second event occurs as a result of the checking, the detection unit 420 ) To detect at least one of the state of charge, voltage value and current value of the battery 410. In addition, the controller 450 controls the detector 420 to detect (or confirm) the received electric field strength of the signal received through the communication unit 430. In this case, the preset second event may be any one of a case where a preset button provided in the battery remaining amount display device or the arbitrary terminal is selected or a predetermined time interval (S660).

Subsequently, the controller 450 may provide information about the battery (charge state, voltage) detected by the detector 420 in the step S660 for one or more preset functions including the specific function being executed. The available time corresponding to the received field strength) and the received field strength.

That is, the controller 450 may be configured to at least one preset function including the specific function being executed, from among available information for the battery previously stored in the storage unit 440 and available time for each function corresponding to the received electric field strength. On the other hand, the information on the battery detected by the detector 420 (including the charging state, the voltage value and the current value, etc.) and the available time corresponding to the received electric field strength are checked.

For example, the controller 450 is executing the DMB application program, and the one or more preset functions include a call function, a standby function, a camera function, and the DMB program function previously stored in the storage unit 440, Information on the battery (charge state, voltage value and current value) detected by the detector 420 among the available time corresponding to the call function, the standby function, the camera function, and the available time corresponding to the received electric field strength. And the available time for the DMB program function, call function, standby function, and camera function corresponding to the received electric field strength. That is, the available time extracted corresponding to the information (including the state of charge, voltage value, current value, etc.) and the received electric field strength of the battery detected in the step S660 is 6 minutes for the DMB program function, and the call is made. The value may be 15 minutes for the function, 3 hours 20 minutes for the standby function and 15 minutes for the camera function.

In addition, the controller 450, when calculating the available time for one or more predetermined functions including the specific function being executed, the control unit 450 for the battery detected in the step (S660) in the predetermined relationship equation; Information (including a state of charge, a voltage value and a current value, etc.) and a received electric field strength may be input to calculate each available time for the one or more predetermined functions including the specific function being executed (S670).

Thereafter, the controller 450 compares the calculated available time for the specific function being executed with a preset threshold value (S680), and as a result of the comparison, the available function for the calculated specific function is executed. If the time is smaller than the preset threshold, guide information for halting or maintaining execution of the specific function is generated, and the generated guide information is displayed on the display unit 460 and / or the voice output unit ( 470).

For example, when the calculated available time for the running DMB program function is 6 minutes and the preset threshold value is 10 minutes, the controller 450 may display the DMB program function as shown in FIG. 7B. In the running state, information on the viewing time 702 of the DMB program in the form of a pop-up menu and the available time of one or more functions preset at the end of the program (including remaining talk time and waiting time information, etc.) 702, information about whether the program proceeds 703 or ends 704 is displayed on the display unit 460.

In addition, the controller 450 may determine that each available time for the one or more functions is preset among the available time periods for the one or more predetermined functions including the calculated specific function being executed. If the threshold is less than the respective threshold for the function, and if the comparison results one or more occurrences of the available time for the one or more functions that are smaller than the respective threshold for the predetermined specific function, the Guidance information for halting or executing execution of a specific function is generated, and the generated guidance information is output through the display unit 460 and / or the voice output unit 470.

For example, the controller 450 may have a calculated available time for the running DMB program function of 6 minutes, a preset first threshold value of the DMB program function of 5 minutes, and The available time is 15 minutes, the preset second threshold for the call function is 20 minutes, the available time for the calculated standby function is 3 hours 20 minutes, and the preset third threshold for the standby function is 1 hour. When the calculated available time for the camera function is 15 minutes and the preset fourth threshold value for the camera function is 10 minutes, the available time for the call function of the calculated available time for each function is the Since it is smaller than the second preset threshold value, as shown in FIG. 7C, the DMB program function is executed in the form of a pop-up menu. Remaining talk time 705, information about the available time of one or more preset functions at the end of the program (including, for example, remaining talk time and waiting time information) 705, progress of the program 703, or Information on whether or not to end 704 is displayed on the display unit 460.

As such, the controller 450 may be configured to compare an available time for a specific function that is being executed and a preset threshold value, or enable each of one or more preset functions that include the specific function that is being executed. It may be configured to compare an available time of at least one preset specific function among time and respective threshold values preset for the corresponding function (S690).

Thereafter, the controller 450 checks an input value input by a user among information displayed on the display unit 460 (S700), and continuously proceeds with the execution of the corresponding program based on the checked input value (S700). S710) or end (S720).

For example, as illustrated in FIG. 7B or 7C, the controller 450 selects the corresponding program being executed when the “no” button is selected from the information displayed on the display unit 460. Continue to run. In addition, when the "Exit (Yes)" 704 button is selected from the information displayed on the display unit 460, the controller 450 terminates the program being executed and displays the preset standby screen. ).

Further, in the above embodiment, when the available time for any function is smaller than the predetermined threshold value, the guide information is generated and output, and based on the input value input from the user in response to the output guide information, Although it is configured to continuously execute or terminate the corresponding function, the controller 450 may be configured to forcibly terminate the corresponding function when the available time for the arbitrary function is smaller than the preset threshold. have.

That is, the controller 450 compares the calculated available time for the specific function being executed with a preset threshold value, and as a result of the comparison, the calculated available time for the specific function being executed is determined. If it is smaller than the preset threshold, the corresponding program being executed is terminated and the preset standby screen is displayed on the display unit 460.

As such, during the execution of any function (or application), the remaining battery level is checked, and if at least one of the available functions of the preset functions according to the remaining battery capacity is smaller than the preset threshold, Automatically terminate any function or output the guidance information (or alarm information) to the user and continue to execute or terminate the arbitrary function based on the control signal input from the user in response to the guidance information. .

It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims. 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 terminal for describing a battery remaining amount display device according to an exemplary embodiment of the present invention.

2 is a block diagram illustrating a configuration of a telematics terminal for explaining a battery remaining amount display device according to an exemplary embodiment of the present invention.

3 is a block diagram illustrating a configuration of a battery remaining amount display device according to an exemplary embodiment.

4 is a flowchart illustrating a method of displaying a remaining battery level according to a first embodiment of the present invention.

5 is a diagram illustrating a battery remaining amount display method according to a first embodiment of the present invention.

6 is a flowchart illustrating a method of displaying a remaining battery level according to a second embodiment of the present invention.

7A to 7C are diagrams illustrating a method of displaying battery remaining power according to a second exemplary embodiment of the present invention.

Claims (18)

A detector for detecting information about a battery and a received electric field strength of a signal received through a communication unit based on a control signal generated when an event occurs; And And a controller configured to calculate an available time for at least one predetermined function based on the detected information on the battery and the received electric field strength. The method of claim 1, wherein the event, When the power level of the battery level display device is turned on, When any terminal with the battery level display device is turned on, When the battery level display device or a predetermined button provided in the arbitrary terminal is selected, and And any one of predetermined time intervals. The method of claim 1, wherein the information about the battery, And at least one of a charge state, a voltage value, and a current value of the battery. The method of claim 1, wherein the control unit, And using an average value of the received electric field strengths detected by the detector for a preset time. The method of claim 1, wherein the one or more predetermined functions are: A battery level display device comprising at least one of a call function, a standby function, a wireless internet function, an infrared communication function, a game program function, a DMB program function, a video program function, a music program function, and a camera function. The method of claim 1, A storage unit which stores information on a battery and available time corresponding to a received electric field strength for each of the one or more predetermined functions; A display unit displaying the available time for the one or more preset functions calculated by the controller; And And a voice output unit configured to output a voice usable time for the one or more predetermined functions calculated by the controller. The method of claim 1, wherein the control unit, Among the previously available available time corresponding to the information on the battery and the received electric field strength for each function, the information on the detected battery corresponding to the one or more preset functions and the available time corresponding to the received electric field strength are checked and used. A remaining battery display device for calculating the possible time. The method of claim 1, wherein the control unit, When the available time calculated for one or more preset functions including the specific application is smaller than a predetermined threshold while the specific application is running, generating and outputting guide information. The method of claim 8, wherein the control unit, And controlling to continuously execute or stop the specific application program based on the input value input in response to the output guide information. Detecting information about a battery and a received electric field strength of a signal received through a communication unit based on a control signal generated when an event occurs; Calculating an available time for one or more predetermined functions based on the detected information on the battery and the received electric field strength; And And outputting the available time for the calculated one or more predetermined functions. The method of claim 10, wherein the event, When the power level of the battery level display device is turned on, When any terminal with the battery level display device is turned on, When the battery level display device or a predetermined button provided in the arbitrary terminal is selected, and The battery remaining amount display method of any one of a predetermined time interval. The method of claim 10, wherein the information about the battery, And at least one of a charge state, a voltage value, and a current value of the battery. The method of claim 10, wherein the one or more preset functions, A battery level display method comprising at least one of a call function, a standby function, a wireless internet function, an infrared communication function, a game program function, a DMB program function, a video program function, a music program function, and a camera function. The method of claim 10, wherein calculating the available time for the one or more predetermined functions comprises: Among the stored available time corresponding to the information on the battery and the received electric field strength for each function, the information on the detected battery corresponding to the one or more preset functions and the available time corresponding to the received electric field strength are checked and used. A method of displaying the remaining battery life, characterized by calculating the possible time. Detecting the received electric field strength of the signal received through the communication unit and the information on the battery based on the control signal generated when the first event occurs during the execution of the specific function; Calculating an available time for at least one predetermined function including the specific function based on the detected battery information and the received electric field strength; Outputting an available time for the calculated one or more preset functions; Detecting information about the battery at the time of occurrence of the second event and a received electric field strength of a signal received through the communication unit when a second event occurs while the specific function is being executed; Calculating an available time for one or more predetermined functions including the specific function based on the information about the battery detected when the second event occurs and the received electric field strength; Generating and outputting guide information when an available time for at least one predetermined function including the specific function calculated when the second event occurs is smaller than a preset threshold; And And controlling the specific function based on an input value input in response to the output guide information. The method of claim 15, wherein the first event, When the power level of the battery level display device is turned on, When any terminal with the battery level display device is turned on, When the battery level display device or a predetermined button provided in the arbitrary terminal is selected, and The battery remaining amount display method of any one of a predetermined time interval. The method of claim 15, wherein the second event, And a predetermined time interval or when a predetermined button provided in the battery remaining amount display device or the arbitrary terminal is selected. The method of claim 15, wherein controlling the specific function based on the input value comprises: Continuously executing the specific function based on the input value; And And a step of terminating the specific function based on the input value.

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