Hereinafter, a mobile terminal according to the present invention will be described in detail with reference to the drawings. In the present specification, the same or similar reference numerals are assigned to the same or similar configurations in different embodiments, and the description thereof is replaced with the first description. As used herein, the singular forms "a", "an" and "the" include plural forms unless the context clearly indicates otherwise.
1 is a perspective view of a mobile terminal according to an embodiment of the present invention.
The main body 110 of the mobile terminal 100 (hereinafter referred to as a “body”) includes a first body 110 and a second body 120 configured to be slidable in at least one direction on the first body 110. Include. However, the present invention is not limited to the disclosed embodiments and may be applied to various types of mobile terminals such as a bar type, a folder type, a swing type, a swivel type, and the like.
A state in which the first body 110 is disposed to overlap the second body 120 may be referred to as a closed configuration, and as shown in the drawing, the first body 110 may be referred to as the second body 120. The exposed state of at least a portion of the N may be referred to as an open configuration.
The mobile terminal mainly operates in a standby mode in a closed state, but the standby mode may be released by a user's operation. In addition, although the mobile terminal operates mainly in a call mode or the like in an open state, the mobile terminal may be switched to a standby mode by a user's manipulation or a lapse of a predetermined time.
The case (casing, housing, cover, etc.) forming the exterior of the first body 110 is formed by the front case 111 and the rear case 112. Various electronic components are embedded in the space formed by the front case 111 and the rear case 112. At least one intermediate case may be further disposed between the front case 111 and the rear case 112. The cases may be formed by injecting a synthetic resin or may be formed of a metal material, for example, a metal material such as stainless steel (STS) or titanium (Ti).
The display body 113, the sound output unit 114, the first image input unit 115, or the first manipulation unit 116 may be disposed on the first body 110, specifically, the front case 111.
The display unit 113 includes a liquid crystal display (LCD) module, an organic light emitting diode (OLED) module, a transparent OLED (TOLED) module, and the like, which visually express information.
In addition, the display unit 113 may further include a touch pad to enable input of information by a user's touch. In addition, the display 113 may be formed to generate various tactile effects that a user can feel when touched. This may be implemented by a haptic module linked to the display 113. Vibration is a representative example of the haptic effect generated by the haptic module. The haptic module may be variously disposed according to the configuration aspect of the mobile terminal as well as the display 113.
The sound output unit 114 may be implemented in the form of a receiver or a speaker.
The first image input unit 115 may be implemented in the form of a camera module for capturing an image or a video of a user.
The first operation unit 116 receives a command for controlling the operation of the mobile terminal according to an embodiment of the present invention. The first manipulation unit 116 may be formed as a touch screen together with the display 113.
Like the first body 110, the front case 121 and the rear case 122 may form a case of the second body 120.
The second manipulation unit 123 may be disposed on the front surface of the second body 120, specifically, the front case 121.
The third operation unit 124, the first sound input unit 125, and the interface 126 may be disposed on at least one of the front case 121 and the rear case 122.
The first to third manipulation units 116, 123, and 124 may be collectively referred to as manipulating portions, and may be employed in any manner as long as the user is tactile in a tactile manner.
For example, the operation unit may be implemented as a dome switch or a touch pad capable of receiving a command or information by a user's push or touch operation, or a wheel or jog method for rotating a key, or a manipulation method such as a joystick. May also be implemented.
In functional terms, the first operation unit 116 is for inputting a command such as start, end, scroll, and the like, and the second operation unit 123 is for inputting numbers, letters, symbols, and the like. In addition, the third manipulation unit 124 may operate as a hot-key that performs a special function such as activation of the first image input unit 115.
The first sound input unit 125 may be implemented in the form of a microphone, for example, to receive a user's voice, other sounds, and the like.
The interface 126 serves as a passage for allowing a mobile terminal related to the present invention to exchange data with an external device. For example, the interface 126 may be wired or wirelessly, and a connection terminal for connecting to an earphone, a port for short-range communication (for example, an infrared port (IrDA port), a Bluetooth port, a wireless LAN port ( wireless Lan port), or at least one of power supply terminals for supplying power to the mobile terminal.
The interface 126 may be a card socket that accommodates an external card such as a subscriber identification module (SIM) or a user identity module (UIM) and a memory card for storing information.
The power supply unit 127 is configured at the rear case 122 to supply power to at least one component of the mobile terminal 100. The power supply unit 127 may include a rechargeable battery or the like to supply power. The battery may be detachably coupled for charging or the like.
2 is a rear perspective view of the mobile terminal of FIG. 1.
Referring to FIG. 2, a second image input unit 128 may be additionally mounted on the rear surface of the rear case 122 of the second body 120. The second image input unit 128 may be a camera having a photographing direction substantially opposite to that of the first image input unit 115 (refer to FIG. 1) and having different pixels from the first image input unit.
For example, the first image input unit 115 has a low pixel so that the user's face is photographed and transmitted to the counterpart in case of a video call, and the second image input unit 128 immediately photographs a general subject. It is preferable to have a high pixel because it is not transmitted in many cases.
The flash 129 and the mirror unit 130 are further disposed adjacent to the second image input unit 128. The flash 129 emits light toward the subject when the subject is photographed by the second image input unit 128. The mirror unit 130 allows the user to see his / her own face or the like when photographing (self-photographing) the user by using the second image input unit 128.
The second sound output unit 131 may be further disposed on the rear case 122.
The second sound output unit 131 may implement a stereo function together with the first sound output unit 114 (refer to FIG. 1), and may be used for a call in a speakerphone mode.
A portion of the slide module 133 that slidably couples the first body 110 and the second body 120 to the rear case 112 side of the first body 110 is disposed.
The other part of the slide module 133 may be disposed on the front case 121 side of the second body 120 and may not be exposed to the outside as shown in the drawing.
In the above description, the second image input unit 128 is disposed on the second body 120, but is not necessarily limited thereto. For example, at least one or more of the components 128 to 132 described as disposed on the rear case 122, such as the second image input unit 128, may be disposed on the first body 110, mainly the rear case 112. It is also possible to be mounted. In such a case, there is an advantage that the configuration (s) arranged in the rear case 112 in the closed state are protected by the second body 120. In addition, even if the second image input unit 128 is not separately provided, the first image input unit 115 may be rotatably configured to allow shooting up to the shooting direction of the second image input unit 128.
An external card that provides user identification information or the like may be separately mounted to the terminal body. The card socket 150 for accommodating the external card is mounted on the circuit board 144 (above, see FIG. 3).
3 is an exploded view of the second body 120 of FIG. 2.
Referring to this figure, the rear case 122 is formed with a battery seat 141 of the recessed form. The battery seating portion 141 is configured to have a size corresponding to the appearance of the battery 142 so that the battery 142 can be seated. The battery seating unit 141 may be provided with a connection terminal connected to the battery 142 to supply electricity to at least one component of the mobile terminal. As such, the battery seating unit 141 and the battery 142 accommodated in the battery seating unit 141 may form a power supply unit 127 (see FIG. 2).
The battery case 143 may be coupled to the rear case 122 to cover the battery seating part 141 and the battery 142.
The circuit board 144 is disposed inside the mobile terminal body. The circuit board 144 may be configured as an example of the controller 180 (see FIG. 6) for controlling a function related to the mobile terminal. Referring to this figure, a portion of the rear case 122 covered by the battery cover 143 includes a circuit board region 144a. The circuit board area 144a is adjacent to the battery seating part 141 and penetrates a portion where the mounted electronic elements of the circuit board 144 disposed inside the rear case 122 are covered by the battery cover 143. It means the area exposed to the outside.
The battery connection terminal 145 electrically connected to the circuit board 144 is disposed to protrude toward the battery seating part 141 through the rear case 122.
Referring to this figure, the card socket 150 is mounted on one surface of the circuit board 144.
The card socket 150 may be disposed at a corner side to be disposed adjacent to the battery seating portion 141 of the circuit board 144. Since the inlet of the card socket 150 is adjacent to the edge side of the circuit board 144, an electronic device is hardly mounted between the inlet and the edge. Furthermore, the inlet of the card socket 150 may be closest to the corner to reach a level at which they nearly match.
The card socket 150 accommodates an external card 170 (see FIG. 4A). The external card 170 accommodated is a standardized form such as a subscriber indetification module (SIM) or a user information module (UIM) card, and is inserted into the card socket 150 to be electrically connected to the circuit board 144. The card socket 150 accommodates the external cards 171 and 172 to electrically connect the plurality of external cards 171 and 172 (see FIG. 4A) and the circuit board 144, respectively.
4A is an enlarged view of the card socket 150 of FIG. 3, and FIG. 4B is an exploded view of the card socket 150 of FIG. 3.
4A and 4B, the card socket 150 includes a first accommodating chamber 151, a second accommodating chamber 152, and a sliding unit 160.
The first accommodating chamber 151 is formed adjacent to the circuit board 144, and the second accommodating chamber 152 is formed to be stacked on the first accommodating chamber 151. As a result, the mounting area of the card socket 150 accommodating the plurality of external cards 171 and 172 on the circuit board 144 is further reduced.
An opening 151a is formed in one side of the first accommodating chamber 151 to accommodate the first external card 171, and an opening 152a in the second accommodating chamber 152 to accommodate the second external card 172. Is provided.
As shown, the first and second external cards 171 and 172 are formed to be long in one direction, and the openings 151a and 152a are formed to be long in the first and second external cards 171 and 172. It is formed to correspond to the edge.
The first and second external cards 171 and 172 are inserted into the card socket 150 to be electrically connected to the circuit board 144, and to grab the terminal parts 173 and 174 without the terminal parts 173 and 174. It is divided into parts 175 and 176. The grab portions 175 and 176 become a part which a user can hold by hand.
In order to form the first and second storage chambers 151 and 152, for example, the card socket 150 may include a base member 153, a cover member 154, and an intermediate member 155.
The base member 153 is mounted on the circuit board 144 (refer to FIG. 3), and a first connection terminal 153a electrically connected to the terminal unit 173 of the first external card 171 is disposed on one surface thereof. . The first connection terminal 153a may penetrate from one surface of the base member to the other surface to be electrically connected to the circuit board 144. The base member 153 is made of synthetic resin, and the first connection terminal 153a may be integrated with the base member 153 by insert injection or the like.
The cover member 154 is spaced apart from one surface of the base member 153, and an edge thereof is bent to be mounted at an edge of the base member 153. A hook 153b protrudes from an edge of the base member 153, and a through hole 154b is provided at the bent portion of the cover member 154 so that the hook 153b is engaged. The cover member 154 is made of a metal material such as, for example, stainless steel, and an insertion connection terminal 154a connected to the circuit board 144 is formed at the bent portion of the cover member 154. The insertion connector 154a may be, for example, a connection terminal of a dual in-line package (DIP) type.
The outer surface of the cover member 154 is formed to expose at least a part of the inserted portion of the second outer card 172 to the outside. Specifically, a first recessed portion 154c is formed at a corner of the cover member 154 opposite to the opening 152a and at least partially recessed toward the opening 152a. The grab portion 176 of the second exterior card 172 inserted through the opening 152a into the second accommodation chamber 152 is exposed to the outside through the first recess 154c. Through this, the extraction of the second external card 172 is facilitated. In order to more easily take out the second external card 172, the cover member has a second recess 154d recessed in the inserting direction of the second external card 172 on the opposite side of the first recess 154c. ) May be formed.
The intermediate member 155 is disposed between the base and the cover members 153 and 154 to partition the first and second receiving chambers 151 and 152. A second connection terminal 155a electrically connected to the second exterior card 172 is disposed on a surface of the intermediate member 155 that defines the second accommodation chamber 152. The intermediate member 155 is made of synthetic resin, and the second connection terminal 155a extends from the intermediate member 155 to be connected to the circuit board 144.
Hooks 155b protrude from both corners of the intermediate member 155 toward the base member 153. Engaging grooves 153c are formed at both corners of the base member 153 to fasten the hook 155b of the intermediate member 155. Through this, the base member 153 and the intermediate member 155 are fastened to each other.
4A and 4B, the sliding unit 160 is formed to slide along one edge of the card socket 150, and the sliding unit 160 presses the first exterior card 171 toward the opening 151a by the sliding. At least a portion protrudes into the first accommodation chamber 151.
The sliding unit 160 includes a main body 161 and a protrusion 162.
The main body 161 covers the bent portion of the cover member 154, and the protruding portion 162 is disposed between the base member 153 and the intermediate member 155 in the main body 161. It protrudes so as to support the first exterior card 171.
The guide hole 156 is formed to guide the sliding of the protrusion 162 by the shape of the edge of the base member 153 and the intermediate member 155.
Protruding portion 162 is one end is connected to the body portion 161, the other end is formed to form a free end. A portion adjacent to the free end of the protrusion 162 may face one side of the inserted first exterior card 171. A portion adjacent to one end of the protrusion 162 and an edge of the base member 153 are configured to slidably couple the protrusion 162 to the guide hole 156.
Referring to the drawings, the sliding unit 160 includes at least one of the knob portion 163 and the insertion limiting portion 164.
The knob portion 163 is formed to cover the outer surface of the cover member 154. Specifically, the knob portion 163 extends from the main body portion 161 and is bent in a direction perpendicular to the main body portion 161 at the same height as the outer surface of the cover member 154. This makes it easier to operate the knob unit 163. That is, the knob unit 163 can be pulled from the right and top surfaces, respectively, based on this drawing.
The insertion limiting portion 164 may be inserted into the first exterior card 171 at a portion where the protrusion 162 and the main body 161 are connected to restrict the misinsertion of the first exterior card 171. It is formed to be inclined with respect to. In detail, the insertion limiting portion 164 is formed to be inclined with respect to the insertion direction of the first exterior card 171 near the corner of the first accommodating chamber 151, and at one vertex portion of the first exterior card 171. Is inclined to correspond to the insertion limiting portion 164. If the first external card 171 is inserted upside down, the first external card 171 is not completely inserted. This is because the other vertex portion of the first exterior card 171 does not correspond to the insertion limiting unit 164, whereby the reverse insertion prevention mechanism of the first exterior card 171 is implemented.
Hereinafter, the taking out operation of the external cards 171 and 172 mounted in the card socket 150 configured as described above will be described. 5A to 5C are conceptual views illustrating operations of extracting the external cards 171 and 172 mounted in the card socket 150.
5A illustrates a state in which the first and second exterior cards 171 and 172 are inserted into the first and second storage chambers, respectively. As shown in FIG. 5B, when the second exterior card 172 exposed through the first or second recesses 154c and 154d of the cover member 154 is pressed or pulled using a finger or the like, the user The second external card 172 can be easily taken out.
If the first external card 171 is taken out while the second external card 172 is inserted, the knob unit 163 is pulled out as shown in FIG. 5C. When the knob unit 163 is pulled, the sliding unit 160 slides along the guide hole 156, and the protrusion 162 presses the first exterior card 171 toward the opening. As a result, even when the second external card 172 is inserted, the first external card 171 may be easily taken out.
As described above, since the first exterior card 171 is easily taken out by the sliding unit 160, the length of the first exterior card 171 may be shorter in the extraction direction. That is, the card socket 150 may accommodate the first external card 171 in the horizontal direction, and thus the overall length of the mobile terminal may be further reduced.
6 is a block diagram of a mobile terminal according to the present invention.
Referring to FIG. 6, a mobile terminal according to an embodiment of the present invention includes a wireless communication module 181, an operation unit 116, 123, and 124, an image input unit 115 and 128, an audio input unit 125, a display unit 113, and an audio output unit. It includes the 114 and 131, the sensing unit 186, the interface 126, the broadcast receiving module 185, the memory 184, the power supply unit 127, the controller 180.
The control unit 180 typically controls the overall operation of the mobile terminal. For example, perform related control and processing for voice calls, data communications, video calls, and the like.
In addition to the normal function control, the controller 180 additionally controls the operation of the mobile terminal related to the present invention.
The wireless communication module 181 transmits / receives a radio signal with a mobile communication base station through an antenna. For example, under the control of the controller 180, the transmitter 182 is responsible for transmitting and receiving voice data, text data, image data, and control data, and modulates and transmits a signal to be transmitted, and a receiver for demodulating the received signal. 183).
The operation units 116, 123, and 124 are configured as shown in FIG. 1 to provide the controller 180 with key input data input by the user for controlling the operation of the terminal. The operation units 116, 123, and 124 are composed of a dome switch, a touch pad (static pressure / capacitance), a jog wheel, a jog switch, and the like.
The image input units 115 and 128 process image frames such as still images or moving images obtained by the image sensor in a video call mode or a photographing mode. The processed image frame is converted into image data displayable on the display unit 113 and output to the display unit 113.
The image frames processed by the image input units 115 and 128 are stored in the memory 184 under the control of the controller 180 or transmitted to the outside through the wireless transceiver 181.
The sound input unit 125 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. The processed voice data is converted into a form transmittable to the mobile communication base station through the wireless communication module 181 in the communication mode and output to the wireless communication module. In the recording mode, the processed voice data is output to be stored in the memory 184.
The sound input unit 125 may implement various noise removing algorithms for removing noise generated in the process of receiving an external sound signal.
The display 113 displays and outputs information processed by the mobile terminal. For example, when the mobile terminal is in a call mode, the control unit 180 displays and outputs a user interface (UI) or a graphic user interface (GUI) related to the call. When the mobile terminal is in the video call mode or the photographing mode, the mobile terminal displays and outputs the captured image, UI, or GUI under the control of the controller 180. When the display unit 113 includes a touch screen, the display unit 113 is used as an input device in addition to the output device.
The sound output units 114 and 131 may receive sound data or memory 184 received from the wireless communication module 181 under the control of the controller 180 in a call signal reception, a call mode or a recording mode, a voice recognition mode, and a broadcast reception mode. The stored sound data is converted and output to the outside.
In addition, the sound output units 114 and 131 output sound signals related to functions (eg, call signal reception sound, message reception sound, etc.) performed in the mobile terminal. The sound output units 114 and 131 may include a speaker, a receiver, a buzzer, and the like.
The sensing unit 186 generates a sensing signal for controlling the operation of the mobile terminal by detecting a current state of the mobile terminal such as an open / closed state of the mobile terminal, a location of the mobile terminal, presence or absence of a user contact. For example, when the mobile terminal is in the form of a slide phone, whether the slide phone is opened or closed is sensed so as to output a sensing result to the controller 180 to control the operation of the terminal. In addition, it is responsible for sensing functions related to whether the power supply unit 127 is supplied with power, whether the interface 126 is coupled to an external device, and the like.
The interface 126 may be connected to a mobile terminal using a wired / wireless headset, an external charger, a wired / wireless data port, a card socket (eg, a memory card, a SIM / UIM card), or the like. It serves as an interface with the device. The interface 126 receives data from an external device or receives power and transfers the data to each component inside the mobile terminal or transmits data within the mobile terminal to the external device.
The memory 184 may store a program for processing and controlling the controller 180, and provides a function for temporarily storing input / output data (for example, a phone book, a message, a still image, a video, etc.). It can also be done.
In addition, the memory 184 stores a program for controlling the operation of the mobile terminal according to the present invention.
This memory 184 includes the concepts of generally known hard disks, card type memory (eg SD or XD memory, etc.), flash memory, RAM, ROM, and the like.
The broadcast receiving module 185 receives a broadcast signal transmitted through a satellite or a terrestrial wave, converts the broadcast signal into a broadcast data format that can be output to the sound output units 114 and 131 and the display unit 113, and outputs the broadcast signal to the controller 180. In addition, the broadcast receiving module 185 receives additional data related to the broadcast (for example, an EPG (electric program guide), a channel list, etc.). The broadcast data and additional data converted by the broadcast receiving module 185 may be stored in the memory 184.
The power supply unit 127 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 mobile terminal is not limited to the configuration and method of the above-described embodiments, but the embodiments may be configured by selectively combining all or some of the embodiments so that various modifications can be made.
