KR101695691B1 - Mobile terminal - Google Patents

Abstract

A mobile terminal according to an embodiment of the present invention includes a display assembly including an LCD panel and a plurality of fixing holes formed along an outline of the LCD panel, an insertion part formed to be inserted into the fixing holes, A frame coupled to the frame and having an area extending along a contour of the LCD panel to a central portion of the LCD panel by a predetermined area; a window fixed to the display assembly and formed to cover the LCD panel; , The display area can be wider.

Description

[0001] MOBILE TERMINAL [0002]

Embodiments of the present invention relate to a mobile terminal in which a window is mounted on an LCD panel.

As the functions are diversified, the terminal is implemented in the form of a multimedia device having a complex function of, for example, taking pictures or moving pictures, playing music or moving picture files, receiving games and receiving broadcasts have.

The terminal can move And can be divided into a mobile / portable terminal and a stationary terminal depending on whether the mobile terminal is a mobile terminal or a mobile terminal. A mobile terminal is a portable device having one or more functions capable of carrying out voice and video communication, capable of inputting and outputting information, and storing data, while being portable.

As the functions of the mobile terminal are diversified, the mobile terminal is implemented in the form of a multimedia device having complicated functions such as photographing and photographing of a moving picture, reproduction of a music or video file, reception of a game and broadcasting.

In order to implement complex functions in multimedia devices, various new attempts have been made in terms of hardware or software. For example, a user interface environment is provided for a user to easily and conveniently search for or select a function.

In addition, mobile terminals are regarded as personal items for expressing their individuality, and various design forms are required.

A window mounting structure for widening the display area can be considered as one of the structural changes and improvements for making such a mobile terminal more convenient to use.

One embodiment of the present invention is to provide a mobile terminal capable of widening the display area.

In addition, one embodiment of the present invention is to provide a mobile terminal in which a window can be easily replaced.

According to another aspect of the present invention, there is provided a mobile terminal including a display assembly including an LCD panel and a plurality of fixing holes formed along an outline of the LCD panel, A frame having an insertion portion coupled to the insertion portion and having an area extending along a contour of the LCD panel toward a central portion of the LCD panel by a predetermined area; And a window formed to cover the LCD panel.

According to one example related to the present invention, the insertion portion is formed with a thread groove along its inner circumferential surface.

According to one example of the present invention, the inserting portion is coupled with a screw having a screw thread which is extended to penetrate from the front to the rear of the display assembly when engaged with the display assembly, and opposed to the screw groove.

According to an example of the present invention, the LCD panel extends to the inner wall of the display assembly.

According to one example related to the present invention, the frame and the window are integrally combined, and an integral body including the frame and the window is detachably formed on the display assembly.

According to one embodiment of the present invention, the frame and the window are coupled using a urethane resin or a double-sided tape.

The mobile terminal according to at least one embodiment of the present invention configured as described above has a frame on which the window is seated on the upper part of the LCD panel, so that the display area can be wider.

Further, by forming the window-attached frame to be detachable from the display assembly, it is possible to replace only the window.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention;
2A is a front perspective view of a mobile terminal according to an embodiment of the present invention;
FIG. 2B is a rear perspective view of a mobile terminal according to an embodiment of the present invention; FIG.
3 is a rear perspective view of a display assembly including a display portion according to one embodiment of the present invention.
FIG. 4 is an exploded perspective view of FIG. 3; FIG.
5 is an enlarged view of a portion A in Fig.
6 is a rear view of a display assembly including a display portion according to one embodiment of the present invention.
7 is a cross-sectional view of a mobile terminal taken along line B-B 'of FIG. 6;
8 is a cross-sectional view of a mobile terminal taken along line C-C 'of FIG. 6;

Hereinafter, a mobile terminal related to the present invention will be described in detail with reference to the drawings. The suffix "module" and " part "for the components used in the following description are given or mixed in consideration of ease of specification, and do not have their own meaning or role.

The mobile terminal described in this specification may include a mobile phone, a smart phone, a laptop computer, a digital broadcasting terminal, a PDA (Personal Digital Assistants), a PMP (Portable Multimedia Player), navigation and the like. However, it will be understood by those skilled in the art that the configuration according to the embodiments described herein may be applied to a fixed terminal such as a digital TV, a desktop computer, and the like, unless the configuration is applicable only to a mobile terminal.

1 is a block diagram of a mobile terminal according to an embodiment of the present invention.

The mobile terminal 100 includes a wireless communication unit 110, an audio / video input unit 120, a user input unit 130, a sensing unit 140, an output unit 150, a memory 160, A controller 170, a controller 180, a power supply 190, and the like. The components shown in FIG. 1 are not essential, and a mobile terminal having more or fewer components may be implemented.

Hereinafter, the components will be described in order.

The wireless communication unit 110 may include one or more modules for enabling wireless communication between the mobile terminal 100 and the wireless communication system or between the mobile terminal 100 and the network in which the mobile terminal 100 is located. 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, and a location information module 115 .

The broadcast receiving module 111 receives broadcast signals 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 refer to a server for generating and transmitting broadcast signals and / or broadcast related information, or a server for receiving broadcast signals and / or broadcast related information generated by the broadcast management server and transmitting the generated broadcast signals and / or broadcast related information. The broadcast signal may include a TV broadcast signal, a radio broadcast signal, a data broadcast signal, and a broadcast signal in which a data broadcast signal is combined with a TV broadcast signal or a radio broadcast signal.

The broadcast-related information may refer to a broadcast channel, a broadcast program, or information related to a broadcast service provider. The broadcast-related information may also be provided through a mobile communication network. In this case, it may be received by the mobile communication module 112.

The broadcast-related information may exist in various forms. For example, an EPG (Electronic Program Guide) of DMB (Digital Multimedia Broadcasting) or an ESG (Electronic Service Guide) of Digital Video Broadcast-Handheld (DVB-H).

For example, the broadcast receiving module 111 may be a Digital Multimedia Broadcasting-Terrestrial (DMB-T), a Digital Multimedia Broadcasting-Satellite (DMB-S), a Media Forward Link Only (DVF-H) And a Digital Broadcasting System (ISDB-T) (Integrated Services Digital Broadcast-Terrestrial). Of course, the broadcast receiving module 111 may be adapted to other broadcasting systems 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 radio signals to 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 depending on a voice call signal, a video call signal or a text / multimedia message transmission / reception.

The wireless Internet module 113 is a module for wireless Internet access, and may be built in or externally attached to the mobile terminal 100. WLAN (Wi-Fi), Wibro (Wireless broadband), Wimax (World Interoperability for Microwave Access), HSDPA (High Speed Downlink Packet Access) and the like can be used as wireless Internet technologies.

The short-range communication module 114 refers to a module for short-range communication. Bluetooth, Radio Frequency Identification (RFID), infrared data association (IrDA), Ultra Wideband (UWB), ZigBee, and the like can be used as a short range communication technology.

The position information module 115 is a module for obtaining the position of the mobile terminal, and a representative example thereof is a Global Position System (GPS) module.

Referring to FIG. 1, an A / V (Audio / Video) input unit 120 is for inputting an audio signal or a video signal, and may include a camera 121 and a microphone 122. The camera 121 processes image frames such as still images or moving images obtained by the image sensor in the video communication mode or the photographing mode. The processed image frame can 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 provided depending on the use environment.

The microphone 122 receives an external sound signal through a microphone in a communication mode, a recording mode, a voice recognition mode, or the like, and processes it as electrical voice data. The processed voice data can be converted into a form that can be transmitted to the mobile communication base station through the mobile communication module 112 when the voice data is in the call mode, and output. Various noise reduction algorithms may be implemented in the microphone 122 to remove noise generated in receiving an external sound signal.

The user input unit 130 generates input data for a user to control the operation of the terminal. The user input unit 130 may include a key pad dome switch, a touch pad (static / static), a jog wheel, a jog switch, and the like.

The sensing unit 140 senses the current state of the mobile terminal 100 such as the open / close state of the mobile terminal 100, the position of the mobile terminal 100, the presence or absence of user contact, the orientation of the mobile terminal, And generates a sensing signal for controlling the operation of the mobile terminal 100. For example, when the mobile terminal 100 is in the form of a slide phone, it is possible to sense whether the slide phone is opened or closed. It is also possible to sense whether the power supply unit 190 is powered on, whether the interface unit 170 is connected to an external device, and the like. Meanwhile, the sensing unit 140 may include a proximity sensor 141.

The output unit 150 is for generating output related to the visual, auditory or tactile sense and includes a display unit 151, an audio output module 152, an alarm unit 153, and a haptic module 154 .

The display unit 151 displays (outputs) information processed by the mobile terminal 100. For example, when the mobile terminal is in the call mode, a UI (User Interface) or a GUI (Graphic User Interface) associated with a call is displayed. When the mobile terminal 100 is in the video communication mode or the photographing mode, the photographed and / or received video or UI and GUI are displayed.

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

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

There may be two or more display units 151 according to the embodiment of the mobile terminal 100. For example, in the mobile terminal 100, a plurality of display portions may be spaced apart from one another or may be disposed integrally with each other, or may be disposed on different surfaces.

(Hereinafter, referred to as a 'touch screen') in which a display unit 151 and a sensor for sensing a touch operation (hereinafter, referred to as 'touch sensor') form a mutual layer structure, It can also be used as an input device. The touch sensor may have the form of, for example, a touch film, a touch sheet, a touch pad, or the like.

The touch sensor may be configured to convert a change in a pressure applied to a specific portion of the display unit 151 or a capacitance generated in a specific portion of the display unit 151 into an electrical input signal. The touch sensor can be configured to detect not only the position and area to be touched but also the pressure at the time of touch.

If there is a touch input to the touch sensor, the corresponding signal (s) is sent to the touch controller. The touch controller processes the signal (s) and transmits the corresponding data to the controller 180. Thus, the control unit 180 can know which area of the display unit 151 is touched or the like.

Referring to FIG. 1, a proximity sensor 141 may be disposed in an inner region of the mobile terminal or in the vicinity of the touch screen, which is surrounded by 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 a nearby object without mechanical contact using the force of an electromagnetic field or infrared rays. The proximity sensor has a longer life span than the contact sensor and its utilization is also high.

Examples of the proximity sensor 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. And to detect the proximity of the pointer by the change of the electric field along the proximity of the pointer when the touch screen is electrostatic. In this case, the touch screen (touch sensor) may be classified as a proximity sensor.

Hereinafter, for convenience of explanation, the act of recognizing that the pointer is positioned on the touch screen while the pointer is not in contact with the touch screen is referred to as "proximity touch & The act of actually touching the pointer on the screen is called "contact touch. &Quot; The position where the pointer is proximately touched on the touch screen means a position where the pointer is vertically corresponding to the touch screen when the pointer is touched.

The proximity sensor detects a proximity touch and a proximity touch pattern (e.g., a proximity touch distance, a proximity touch direction, a proximity touch speed, a proximity touch time, a proximity touch position, a proximity touch movement state, and the like). Information corresponding to the detected proximity touch operation and the proximity touch pattern may be output on the touch screen.

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

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

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

In addition to the vibration, the haptic module 154 may include a pin arrangement vertically moving with respect to the contact skin surface, a spraying force or a suction force of the air through the injection port or the suction port, a touch on the skin surface, contact with an electrode, And various tactile effects such as an effect of reproducing a cold sensation using an endothermic or exothermic element can be generated.

The haptic module 154 can be implemented not only to transmit the tactile effect through the direct contact but also to allow the user to feel the tactile effect through the muscular sensation of the finger or arm. At least two haptic modules 154 may be provided according to the configuration of the mobile terminal 100.

The memory 160 may store a program for the operation of the controller 180 and temporarily store input / output data (e.g., a phone book, a message, a still image, a moving picture, etc.). The memory 160 may store data on vibration and sound of various patterns outputted when a touch is input on the touch screen.

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), a RAM (Random Access Memory), SRAM (Static Random Access Memory), ROM (Read Only Memory), EEPROM (Electrically Erasable Programmable Read-Only Memory), PROM A disk, and / or an optical disk. The mobile terminal 100 may operate in association with a web storage that performs a storage function of the memory 160 on the Internet.

The interface unit 170 serves as a path for communication with all external devices connected to the mobile terminal 100. The interface unit 170 receives data from an external device or supplies power to each component in the mobile terminal 100 or transmits data to the external device. For example, a wired / wireless headset port, an external charger port, a wired / wireless data port, a memory card port, a port for connecting a device having an identification module, an audio I / O port, A video input / output (I / O) port, an earphone port, and the like may be included in the interface unit 170.

The identification module is a chip for storing various information for authenticating the use right of the mobile terminal 100 and includes a user identification module (UIM), a subscriber identity module (SIM), a general user authentication module A Universal Subscriber Identity Module (USIM), and the like. Devices with identification modules (hereinafter referred to as "identification devices") can be manufactured in a smart card format. Accordingly, the identification device can be connected to the terminal 100 through the port.

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

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

The controller 180 may perform a pattern recognition process for recognizing handwriting input or drawing input performed on the touch screen as characters and images, respectively.

The power supply unit 190 receives external power and internal power under the control of the controller 180 and supplies power necessary for operation of the respective components.

The various embodiments described herein may be embodied in a recording medium readable by a computer or similar device using, for example, software, hardware, or a combination thereof.

According to a hardware implementation, the embodiments described herein may be implemented as application specific integrated circuits (ASICs), digital signal processors (DSPs), digital signal processing devices (DSPDs), programmable logic devices (PLDs), field programmable gate arrays May be implemented using at least one of processors, controllers, micro-controllers, microprocessors, and other electronic units for performing other functions. In some cases, May be implemented by the control unit 180.

According to a software implementation, embodiments such as procedures or functions may be implemented with separate software modules that perform at least one function or operation. The software code may be implemented by a software application written in a suitable programming language. The software codes are stored in the memory 160 and can be executed by the control unit 180. [

2A is a perspective view of a mobile terminal 100 according to an embodiment of the present invention.

The mobile terminal 100 of the present embodiment includes first and second bodies 101 and 102 that are movably coupled to each other. Various electronic components are embedded in the inner spaces of the first and second bodies 101 and 102. Although the present embodiment illustrates a slide type terminal in which the first body 101 and the second body 102 are slidably coupled, it is also possible to have other forms such as a folder type and a swing type.

The bodies may be formed by injection molding a synthetic resin, or may be formed to have a metal material such as stainless steel (STS) or titanium (Ti) or the like.

A display unit 151, a camera 121, a speaker 152, a first operation unit 131, a microphone 122, and the like may be displayed on the first body 101. The display unit 151 can be arranged to occupy most of the main surface of the front case 101. A speaker 152 and a camera 121 may be disposed in an area adjacent to one end of the display unit 151 and a user first operation unit 131 and a microphone 122 may be disposed in an area adjacent to the other end. have.

A second operation unit 132, an interface unit 170, and the like may be mounted on the second body 102.

The contents inputted by the first or second operation unit 131 or 132 can be variously set. For example, the first operation unit 131 receives commands such as start, end, scroll, and the like, and the second operation unit 132 controls the size of the sound output from the sound output unit 152 or the size of the sound output from the display unit 151 To the touch recognition mode of the touch screen.

2B is a rear perspective view of the mobile terminal 100 shown in FIG. 2A.

Referring to FIG. 2B, the second body 102 may further include a camera 121 '. The camera 121 'may have a photographing direction substantially opposite to the camera 121 (see FIG. 2A), and may be a camera having different pixels from the camera 121.

For example, the camera 121 may have a low pixel so that the face of the user can be photographed and transmitted to the other party in case of a video call or the like, and the camera 121 ' It is preferable to have a large number of pixels. The cameras 121 and 121 'may be installed in the terminal body such that they can be rotated or pop-up.

A flash 123 and a mirror 124 are additionally disposed adjacent to the camera 121 '. The flash 123 illuminates the subject when the subject is photographed by the camera 121 '. The mirror 124 allows the user to illuminate the user's own face or the like when the user intends to shoot himself / herself (self-photographing) using the camera 121 '.

The sound output unit 152 'may be further disposed on the rear surface of the second body 102. The sound output unit 152 'may implement the stereo function together with the sound output unit 152 (see FIG. 2A), and may be used for the implementation of the speakerphone mode during a call.

An antenna for receiving a broadcast signal may be additionally disposed on the side surface of the second body 102 in addition to an antenna for a call or the like. An antenna constituting a part of the broadcast receiving module 111 (see FIG. 1) may be installed to be able to be drawn out from the second body 102.

The second body 102 is equipped with a power supply unit 190 for supplying power to the mobile terminal 100. The power supply unit 190 may be built in the terminal body or may be detachable from the outside of the terminal body.

Hereinafter, a mechanism for mounting a window on a body of a mobile terminal according to an embodiment of the present invention will be described in detail with reference to FIGS. 3 to 8. FIG. 3 is an exploded perspective view of the body including the display unit according to an embodiment of the present invention, FIG. 4 is an exploded perspective view of FIG. 3, FIG. 5 is an enlarged view of part A of FIG. 3, 7 and 8 are cross-sectional views for a mobile terminal taken along line B-B 'and line C-C', respectively, with the body including a display portion according to one embodiment.

A display body 200 including a display unit includes a display assembly 210 including an LCD panel 211 and a fixing hole 212, (220) and a window (230).

The display assembly 210 includes fixing holes 212 formed along the outlines of the LCD panel 211 and the LCD panel 211. [ In one example, the LCD panel 211 extends to the inner wall 214 of the display assembly 210 to maximize the display area implemented in the first body. The entire surface of the LCD panel 211 is not rectangular, but the outline of the LCD panel 211 may be indented toward the center of the panel, and it is preferable that the fixing hole 212 is formed in the recessed part. Thus, a wider display area can be realized.

The frame 220 is used to attach the window 230 to secure the window 230 to the display assembly 210.

However, in an embodiment of the present invention, in order to enlarge the display area as described above, the upper surface of the LCD panel 211 may be provided with a window A frame 220 is separately mounted, and this frame 220 is engaged with the display assembly 210. The frame 220 may be formed of stainless steel or synthetic resin.

The frame 220 has a mounting surface extending from the outline of the LCD panel 211 to a central portion thereof by a predetermined area and the window 230 is attached to the mounting surface using a UV resin or a double- .

The frame 220 may further include an insertion portion 221 inserted into the fixing holes 212 of the display assembly 210 and formed with a thread groove along the inner peripheral surface thereof. Upon engagement with the display assembly 210, the insert 221 is formed to extend from the front to the rear of the display assembly 210 and is secured to the display assembly 210 by screws 213, The frame 220 is fixed to the display assembly 210 by inserting the screw 213 into the insertion portion 221 from the rear surface of the frame 210. Thereby, the frame 220 and the window 230 are integrally formed and detachably attached to the display assembly 210.

The entire display body including the first body or the LCD panel has to be exchanged when the window is defective or damaged. However, according to the structure of the embodiment of the present invention, the frame 220 is mounted on the display assembly 210, So that only the window 230 can be replaced.

The window 230 is formed to be coupled to the frame 220 and secured to the display assembly 210. The window 230 is made of a material through which light can be transmitted, for example, a light transmitting synthetic resin, a tempered glass, or the like. However, the window 230 may include a portion that can not transmit light. Such a portion is a material that can not transmit light or is a surface-treated region such that light can not be transmitted.

A touch pad (not shown) may be mounted on the rear surface of the window 230. The touch pad is disposed to cover the rear surface of the window 230, and is formed to sense a touch input.

The touch pad may be configured to convert a change in electrostatic capacity, potential gradient, and the like that occurs in a specific portion of the display unit into an electrical input signal. However, the present invention is not limited thereto. For example, the touch pad may be mounted on the front surface of the window 230 to detect a pressure applied to a specific portion of the display unit.

The touch pad includes an electrode film and a signal connecting member.

The electrode film generates an electric signal corresponding to the touch input. The electrode film is used as a means for calculating coordinates on the screen to detect a touch, and may be, for example, an ITO (Indium Tin Oxide) electrode film, a CNT (Carbon Nanotube) electrode film, or the like. The electrode film is formed in a circular shape or an elliptical shape, and at least a part of the outer periphery protrudes in one direction.

The signal connecting member may be, for example, a flexible printed circuit board. One end of the signal connecting member is connected to a protruding portion of the electrode film, and the other end is connected to a circuit board (not shown) to process the electrical signal.

The mobile terminal described above can be applied to not only the configuration and method of the embodiments described above but also all or some of the embodiments may be selectively combined so that various modifications may be made to the embodiments It is possible.

Claims (6)

A display assembly including an LCD panel and a plurality of fixing holes formed along an outline of the LCD panel;
An insertion portion formed to be inserted into the fixing holes;
A frame coupled to the insertion portion and having a region extending along a contour of the LCD panel to a central portion of the LCD panel by a predetermined area; And
And a window coupled to the frame and fixed to the display assembly, the window being formed to cover the LCD panel. The method according to claim 1,
The insertion portion
And screw grooves are formed along the inner circumferential surface thereof. 3. The method of claim 2,
The insertion portion
Wherein the display assembly is coupled to the display assembly by a screw having a threaded line extending through the display assembly from a front side to a rear side thereof and opposed to the screw groove. The method according to claim 1,
Wherein the LCD panel extends to an inner wall of the display assembly. The method according to claim 1,
Wherein the frame and the window are integrally coupled and an integral body including the frame and the window is removably formed on the display assembly. The method according to claim 1,
Wherein the frame and the window are coupled to each other using a urethane resin or a double-sided tape.

Images