JP4111891B2 - Portable device - Google Patents

Description

  The present invention generally relates to a mobile device, and more particularly to a mobile device including a display unit configured by a liquid crystal display, an EL (electro luminescent) display, or the like.

  Conventionally, a straight type mobile phone made up of a single case and a clamshell type mobile phone made up of two cases connected so as to be foldable have been widely used. For example, JP 2001-45123 A A foldable mobile communication terminal device is disclosed as a clamshell type mobile phone (Patent Document 1).

A display unit configured by a liquid crystal display, an EL display, or the like is accommodated in the casing of these mobile phones. Since the display portion may be damaged by an external impact or load, it is accommodated in a state surrounded by a frame material made of, for example, a magnesium alloy. FIG. 10 is a perspective view showing a conventional frame material for protecting the display unit. Referring to FIG. 10, the frame material 200 has a substantially rectangular frame shape. The display unit is inserted inside the frame mold of the frame material 200.
JP 2001-45123 A

  Such portable devices typified by mobile phones are carried around and used in daily life. For this reason, the request | requirement with respect to size reduction is stronger than a normal product. However, when the frame material is provided so as to surround the display portion, the display portion can be prevented from being damaged, but the size of the housing that accommodates the display portion and the frame material is increased. For this reason, it is difficult to meet the demand for miniaturization of portable devices.

  SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to solve the above-described problem, and to provide a portable device that reliably protects the display unit inside the housing and is miniaturized.

A portable device according to the present invention is attached to a first casing including a substantially rectangular main surface having a long side and a short side, a base portion accommodated in the first casing, and the base portion. A first display unit. The first display unit includes a display surface visually recognized from the main surface. The base portion includes a frame body portion that extends along the periphery of the first display portion. On the pair of sides of the frame portion extending in parallel with the long sides, groove portions are formed at positions facing each other. The first display part is fitted in the groove part. In the direction in which the short side extends, the length of the base portion is equal to or shorter than the length of the first display portion.

  According to the portable device configured as described above, the length of the base portion is equal to or shorter than the length of the first display portion. It won't be long. For this reason, size reduction of a portable apparatus can be achieved. On the other hand, the first display unit is easily damaged by a force from a direction having an angle with respect to the display surface, but is relatively difficult to be damaged by a force from a direction parallel to the display surface. Moreover, when using a portable device, external impacts and loads are often applied from the main surface of the first housing or the surface opposite to the main surface. Therefore, although the length of the base portion in the short side direction is equal to or shorter than the length of the first display portion, the first display portion is impacted from the outside by the base portion to which the first display portion is attached. It can be reliably protected from such as.

  Preferably, the portable device further includes a second housing that is connected to the first housing via a hinge so as to be freely opened and closed. With the first and second housings closed, the main surface faces the second housing. According to the portable device configured as described above, the first and second housings connected to be freely opened and closed are used in a state where the first and second housings are closed according to the situation, The effects described above can be obtained in a clamshell type portable device that is used in an open state.

Preferably, the first display unit further includes a mounting surface located on the opposite side of the display surface. The frame body portion extends along the periphery of the mounting surface. Base portion includes a rib-shaped portion which is bridgingly inside the frame body. According to the mobile device configured as described above, the base portion is formed in a lattice shape including a frame body portion and a rib-like portion. For this reason, the rigidity of a base part can be improved. Since the first display portion is attached such that the attachment surface is supported by the base portion, the first display portion can be more reliably protected from an external impact or the like.

  Preferably, the portable device further includes a second display unit that is positioned in a first space defined between the rib-shaped part and the frame body part and supported by the base part. According to the mobile device configured as described above, the first space is used as a position where the second display unit is provided, thereby reducing the size of the mobile device and connecting the second display unit to the outside by the base unit. It is possible to protect against impacts from.

  Preferably, the portable device further includes an operation unit attached to the rib-shaped part. According to the portable device configured as described above, it is not necessary to newly provide a part for providing the operation unit by using the rib-shaped part as a position for attaching the operation unit. Thereby, the number of parts of a portable device can be reduced and the manufacturing cost can be reduced.

  Preferably, the portable device further includes a flexible printed board including one end connected to the operation unit and the other end. The other end has first and second portions branched from the one end side. The first portion passes through the second space defined between the rib-like portion and the frame body portion, and is connected at a position relatively close to the operation portion. The second portion passes outside the frame body portion and is connected at a position relatively far from the operation portion. According to the portable device configured as described above, the first portion is detoured by passing the first portion through the second space, and is connected at a position relatively close to the operation unit. Can be prevented. In addition, by allowing the first and second parts to pass through a predetermined line, it is possible to prevent the wiring formed on the surface of the other end from coming into contact with the frame portion.

  Preferably, the base portion includes a surface that is substantially flush with the display surface. According to the portable device configured as described above, when an impact or load is applied from the main surface side of the first casing, the surface of the base portion can be subjected to the impact or load. This can prevent the display surface of the first display unit from being damaged. Further, since the surface of the base portion is not provided so as to protrude from the display surface, the thickness of the first housing does not increase. Thereby, downsizing of the portable device is not hindered.

  Preferably, the length of the base portion is substantially equal to the length of the first display portion in the direction in which the short side extends. According to the portable device configured as described above, the first display unit can be more reliably protected against an impact applied from a direction parallel to the display surface after the portable device is downsized. it can.

  As described above, according to the present invention, it is possible to provide a portable device that reliably protects the display unit inside the housing and is miniaturized.

  Embodiments of the present invention will be described with reference to the drawings.

  FIG. 1 is a perspective view showing an open state of a mobile phone according to an embodiment of the present invention. FIG. 2 is a perspective view of the mobile phone in FIG. 1 viewed from the back side. FIG. 3 is a perspective view showing the cellular phone in FIG. 1 in a closed state.

  With reference to FIGS. 1 to 3, the mobile phone 1 is a clamshell type mobile phone having a camera function. The mobile phone 1 includes a housing 2 and a housing 3 connected to the housing 2 via a hinge 4. As the casings 2 and 3 move so as to be angularly displaceable about the hinge 4, the shape of the mobile phone 1 changes between the open state in FIGS. 1 and 2 and the closed state in FIG. 3. .

  The casing 2 is formed in a thin rectangular parallelepiped shape, and has a main surface 2a located on the inner side with the cellular phone 1 closed. Main surface 2 a is formed in a substantially rectangular shape having a short side extending in the direction indicated by arrow 101 and a long side extending in the direction indicated by arrow 102. Hinge 4 is formed to extend in the direction indicated by arrow 101, and is located along the short side of main surface 2a. The housing 2 further has a back surface 2b located on the opposite side of the main surface 2a.

  Referring to FIG. 1, the housing 2 is provided with a main display portion 5 located on the main surface 2 a side. The main display unit 5 is configured by a liquid crystal display, an EL (electro luminescent) display, or the like, and displays an image based on image data given through the display driver unit. In addition, a speaker 6 is provided above the main display unit 5 for use during a call. A receiver (not shown) is provided inside the housing 2 close to the speaker 6.

  The housing 3 is provided with an input button group 7 composed of keys and the like for inputting numbers and characters, and a function button group 8 for performing various settings / function switching in the mobile phone 1. These button groups are provided on the surface 3a of the housing 3 located inside with the cellular phone 1 closed.

  The function button group 8 includes a power button 9 for switching power ON / OFF, a camera button 10 operated to activate the camera function, a mail / guidance button 11 for displaying the camera and mail function and guidance, It includes a start / speaker reception button 12 for starting a call and receiving a speaker, and a multi-guide button 13 composed of a four-way button and a determination button for selecting and determining up / down / left / right on the function selection screen. On the surface 3 a of the housing 3, a microphone 14 for calling is provided below the input button group 7.

  With reference to FIGS. 2 and 3, a camera unit 21 is provided on the back surface 2 b of the housing 2 at a position close to the hinge 4. The back surface 2b is exposed to the outside with the cellular phone 1 closed. On the back surface 2b, a light unit 22, a sub display unit 20, a button group including shutter buttons 23 and operation buttons 24a and 24b are further provided in order from a position close to the camera unit 21.

  The sub display unit 20 is configured by a liquid crystal display, an EL display, or the like. In the drawing, the displayable area of the sub display unit 20 is shown smaller than the main display unit 5 in FIG. 1, but it may be larger or the same size. The sub display unit 20 displays image data taken by the camera unit 21 given through the display driver unit, a character image for notifying time, radio wave intensity, mail reception, and the like.

  Thus, the main display unit 5 and the sub display unit 20 are provided so as to be located outside the mobile phone 1 when the mobile phone 1 is opened. The main display unit 5 is provided inside the mobile phone 1 when the mobile phone 1 is closed, and the sub display unit 20 is provided outside the mobile phone 1 in the same state.

  The camera unit 21 includes a photographing lens, a photographing element such as a charge coupled device (CCD) image sensor or a complementary metal oxide semiconductor (CMOS) image sensor, and RGB color filters. In the camera unit 21, the light reflected by the subject and incident on the photographing lens is converted into RGB three-color light through a color filter, and the RGB three-color light is respectively incident on the CCD.

  The light unit 22 is used as an auxiliary light source when photographing with the camera unit 21. Generally, a xenon tube is used as an auxiliary light source, and recently, an RGB LED (light emitting diode) is used. By causing these LEDs to emit light simultaneously, illumination of white light can be obtained.

  The operation buttons 24a and 24b are buttons for performing various data settings or operations while confirming the display information on the sub display unit 20. The operation buttons 24a and 24b are operated to perform various function settings, display or search of an address book, confirmation, display, and transmission of mail in conjunction with display of information on the sub display unit 20. Further, by operating the operation buttons 24a and 24b, it is possible to perform a zoom-in or zoom-out operation at the time of shooting, a display operation while sequentially feeding a plurality of images, or a display operation while reversing.

  On the back surface 3 b of the housing 3, an antenna unit 25, a liftable helical unit 26, a battery unit 27 for storing a battery, and a speaker 28 for ringing a ring tone are provided. The back surface 3b is exposed to the outside with the cellular phone 1 closed.

  When shooting a subject using the camera unit 21 of the mobile phone 1, the user can take a picture in two types of states, that is, a state in which the mobile phone 1 is opened and a state in which the mobile phone 1 is closed. When shooting with the cellular phone 1 opened, the user holds the housing 3 and points the camera unit 21 toward the subject. Then, while using the main display unit 5 as a finder, the appearance of the subject to be photographed is confirmed, and the shutter is released by pressing the camera button 10. At this time, a shutter button 23 provided on the back surface 2b of the housing 2 may be used. Further, when the user takes a picture of himself / herself using the camera unit 21, the user usually takes a picture with the cellular phone 1 closed. In this case, while using the sub display unit 20 as a finder, the user confirms his / her appearance to be photographed and presses the shutter button 23 to release the shutter.

  FIG. 4 is an exploded view of the housing provided with the main display unit in FIG. Referring to FIG. 4, the housing 2 includes a cabinet 16 located on the sub display unit 20 side and a cabinet 17 located on the main display unit 5 side. A board unit 18 is accommodated in a space defined between the cabinets 16 and 17, that is, in the housing 2. The substrate unit 18 is configured by combining a plurality of components. The LCD substrate 41, the main display unit 5, the sub display unit 20, and the camera unit 21 mounted on the LCD substrate 41, and these components are attached. A magnesium frame 31 and a flexible printed circuit board 42 attached to the surface of the magnesium frame 31.

  FIG. 5 is a perspective view showing the magnesium frame in FIG. 4. FIG. 6 is a perspective view showing the magnesium frame as seen from the arrow VI in FIG. Note that arrows 101 and 102 in the figure indicate the same directions as those indicated by arrows 101 and 102 in FIG.

  5 and 6, the magnesium frame 31 is formed of a magnesium alloy in which a suitable metal is mixed with magnesium. The magnesium frame 31 has a certain degree of rigidity, and plays a role of protecting the main display portion 5 and the like from external impacts and loads.

  The magnesium frame 31 includes a frame body part 32 extending in a substantially rectangular shape and a rib-like part 33 provided inside the frame body part 32. The rib portion 33 is provided between a pair of sides of the frame body portion 32 extending in the direction indicated by the arrow 102. Between the frame body portion 32 and the rib-like portion 33, a space 36 and a space 35 located on the opposite side of the space 36 with the rib-like portion 33 interposed therebetween are defined. The magnesium frame 31 is formed with a width B1 in the direction indicated by the arrow 101, that is, the direction in which the short side of the main surface 2a of the housing 2 extends.

  Thus, by forming the magnesium frame 31 in a ladder shape composed of the frame body portion 32 and the rib-shaped portion 33, the rigidity of the magnesium frame 31 can be increased compared to the case where the magnesium frame 31 is composed solely of the frame body portion 32. Can be improved.

  The magnesium frame 31 has a surface 31 a on the side facing the cabinet 17 in FIG. 4 in a state where the magnesium frame 31 is accommodated in the housing 2. The front surface 31 a is disposed at the four corners of the frame body portion 32. On the pair of sides of the frame body portion 32 extending in the direction indicated by the arrow 102, groove portions 34 are formed at positions facing each other. The groove portion 34 is formed between two surfaces 31 a located at both ends of the frame body portion 32 in the direction indicated by the arrow 102. The groove 34 is formed with a predetermined depth with respect to the surface 31a. The predetermined depth is equal to the thickness of the main display unit 5 in FIG.

  FIG. 7 is an exploded view of the substrate unit in FIG. FIG. 8 is another exploded view of the substrate unit in FIG. FIG. 7 is a perspective view of the main display unit 5 in FIG. 4 as viewed from above, and FIG. 8 is a perspective view of the sub display unit 20 in FIG. 4 as viewed from above. Note that arrows 101 and 102 in the figure indicate the same directions as those indicated by arrows 101 and 102 in FIG.

  7 and 8, the main display unit 5 includes a liquid crystal device unit having a liquid crystal surface 5a viewed from the main surface 2a side of the housing 2, and a mounting surface 5b located on the opposite side of the liquid crystal surface 5a. And a backlight unit provided on the back side of the liquid crystal device unit, and a main LCD holder covering the liquid crystal device unit and the backlight unit. The main LCD holder is formed with mounting claws 5m. The main display unit 5 is formed with a width B2 in the direction indicated by the arrow 101, that is, in the direction in which the short side of the main surface 2a of the housing 2 extends. The width B1 where the magnesium frame 31 is formed and the width B2 where the main display portion 5 is formed satisfy the relationship of B1 ≦ B2. In the present embodiment, the magnesium frame 31 is formed so that the width B1 and the width B2 are particularly equal.

  Similar to the main display unit 5, the sub display unit 20 includes a liquid crystal device unit, a backlight unit provided on the back side of the liquid crystal device unit, and a sub LCD holder covering the liquid crystal device unit and the backlight unit. It is configured. A mounting claw 20m is formed on the sub LCD holder.

  A board-to-board connector is provided on the surface 41a of the LCD substrate 41, and the camera unit 21 is provided via the board-to-board connector. In addition to various ICs (integrated circuits), an FPC contact connector 43 is provided on the surface 41b of the LCD substrate 41 located on the opposite side of the surface 41a.

  The main claw 5m is attached to the LCD substrate 41 from the front surface 41a side by the attachment claws 5m engaging the peripheral edge of the LCD substrate 41. Further, when the mounting claw 20m is engaged with the peripheral edge of the LCD substrate 41, the sub display unit 20 is attached to the LCD substrate 41 from the front surface 41b side.

  The LCD substrate 41 with the main display unit 5 and the sub display unit 20 attached thereto is further attached to the magnesium frame 31. At this time, the main display portion 5 is fitted into the groove portion 34 of the magnesium frame 31, and is positioned so that the peripheral edge of the mounting surface 5 b of the main display portion 5 faces the frame body portion 32 of the magnesium frame 31. On the other hand, the sub display unit 20 is positioned in the space 35 defined by the magnesium frame 31.

  Since the width B1 of the magnesium frame 31 is equal to the width B2 of the main display portion 5, the side surface 31c of the magnesium frame 31 extending in the direction indicated by the arrow 102 and the main display in a state where the main display portion 5 is attached to the magnesium frame 31. The side surface 5c of the part 5 is substantially on the same plane. Further, since the predetermined depth at which the groove 34 is formed is equal to the thickness of the main display portion 5, the liquid crystal surface 5 a of the main display portion 5 and the surface 31 a of the magnesium frame 31 are substantially in the same plane.

  In addition, in a state where the main display portion 5 is attached to the magnesium frame 31, the attachment claws 5 m of the main display portion 5 enter inside the side surface 31 c of the magnesium frame 31. For this reason, the attachment claw 5m is held between the inner wall of the frame portion 32 and the peripheral edge of the LCD substrate 41. Thereby, the burden concerning the mounting claw 5m can be reduced, and the mounting claw 5m can be prevented from being damaged.

  A flexible printed circuit board 42 is attached to the surface 33 a of the rib portion 33. The surface 33a is located on the side opposite to the side on which the main display unit 5 is attached. FIG. 9 is a plan view showing the flexible printed board in FIG. With reference to FIG. 9, the flexible printed circuit board 42 is comprised by the insulating film which has flexibility, and the wiring formed in the surface of the insulating film. The insulating film is made of, for example, polyester or polyimide. By using a screen printing method or a photoresist method, a wiring having a predetermined pattern shape can be formed on the surface of the insulating film. In addition, another insulating film is bonded to the surface of the wiring for the purpose of protecting the circuit, ensuring electrical insulation, improving flexibility, and the like.

  The flexible printed circuit board 42 is formed in a shape having one end 51 and the other end 52. The other end 52 is constituted by portions 52q and 52p branched from the one end 51 side. The one end 51 is provided with key portions 47, 46, and 45 that are pressed when the operation button 24a, the shutter button 23, and the operation button 24b in FIG. 2 are pressed. A receiver incorporated in the vicinity of the speaker 6 in FIG. 1 is connected to the portion 52p. In the portion 52q, a connection portion 53 in which a large number of connection pins are arranged is formed. The key portions 47, 46 and 45 and the connection portion 53 are connected by a wiring (not shown), and the receiver and the connection portion 53 are connected by a wiring (not shown).

  4, 8, and 9, when flexible printed circuit board 42 is attached to rib-shaped portion 33, flexible printed circuit board 42 is bent along two-dot chain lines 54 and 55. One end 51 of the flexible printed circuit board 42 is attached to the surface 33 a of the rib-shaped portion 33. The portion 52p of the other end 52 passes through the outside of the frame body portion 32 and is connected to a receiver (not shown) provided outside the magnesium frame 31. Further, the portion 52q of the other end 52 passes through the space 36 defined by the magnesium frame 31, and is connected to the FPC contact connector 43 provided on the surface 41b of the LCD substrate 41. A receiver (not shown) is located relatively far from the key portions 47, 46 and 45, and the FPC contact connector 43 is located relatively close.

  When both the portions 52p and 52q of the flexible printed circuit board 42 are passed through the outside of the frame body portion 32, the portion 52q goes around and is connected to the FPC contact connector 43. However, by using the space 36 as a line passing through the portion 52q as in the present embodiment, the portion 52q can reach the FPC contact connector 43 with the shortest distance.

  A mobile phone 1 as a mobile device according to an embodiment of the present invention includes a case 2 as a first case including a substantially rectangular main surface 2a having a long side and a short side, and a case 2 A magnesium frame 31 serving as a base portion accommodated in the main frame and a main display unit 5 serving as a first display unit attached to the magnesium frame 31 are provided. The main display unit 5 includes a liquid crystal surface 5a as a display surface viewed from the main surface 2a. In the direction in which the short side extends (the direction indicated by the arrow 101), the length B1 of the magnesium frame 31 is equal to or less than the length B2 of the main display unit 5. Preferably, the length B1 of the magnesium frame 31 is substantially equal to the length B2 of the main display portion 5 in the direction in which the short side extends.

  The mobile phone 1 further includes a casing 3 as a second casing that is connected to the casing 2 through a hinge 4 so as to be freely opened and closed. The main surface 2a faces the housing 3 with the housings 2 and 3 closed. The main display unit 5 further includes a mounting surface 5b located on the opposite side of the liquid crystal surface 5a. The magnesium frame 31 includes a frame body portion 32 extending along the periphery of the mounting surface 5 b and a rib-like portion 33 provided inside the frame body portion 32.

  The magnesium frame 31 includes a surface 31a that is substantially flush with the liquid crystal surface 5a. The mobile phone 1 is positioned in a space 35 as a first space defined between the rib-shaped portion 33 and the frame body portion 32 and is supported by the magnesium frame 31 as a sub display portion as a second display portion. 20 is further provided. The mobile phone 1 further includes key portions 47, 46 and 45 as operation portions attached to the rib-shaped portion 33.

  The mobile phone 1 further includes a flexible printed circuit board 42 including one end 51 connected to the key portions 47, 46 and 45 and the other end 52. The other end 52 has portions 52q and 52p as first and second portions branched from the one end 51 side. The portion 52q passes through the space 36 as the second space defined between the rib-shaped portion 33 and the frame body portion 32, and is connected at a position relatively close to the key portions 47, 46, and 45. The portion 52p passes through the outside of the frame portion 32 and is connected at a position relatively far from the key portions 45, 46, and 47.

  In the present embodiment, the clamshell type mobile phone 1 has been described, but the present invention is not limited to this. The mobile phone 1 may be a straight type, for example. The portable device according to the present invention is not limited to a mobile phone, and may be a PDA (personal digital assistants), a notebook personal computer, a word processor, or the like.

  According to the mobile phone 1 configured as described above, the width B1 of the magnesium frame 31 is equal to or less than the width B2 of the main display unit 5, and thus the provision of the magnesium frame 31 allows the housing 2 in the direction indicated by the arrow 101 to be provided. The size does not increase. Thereby, size reduction of the mobile telephone 1 can be achieved. On the other hand, by attaching the main display unit 5 to the magnesium frame 31, the main display unit 5 can be protected from external impacts and the like.

  When the mobile phone 1 is carried or placed on a desk, the casings 2 and 3 are usually folded. In this state, a situation where the mobile phone 1 is dropped on the ground or an object is placed on the mobile phone 1 can be considered. At this time, the load on the main display unit 5 is mainly on the back surface 2b side of the housing 2. Join from. Further, the main display unit 5 has a relatively high strength with respect to the force applied from the side surface 5c compared to the case where a force is applied to the liquid crystal surface 5a. For this reason, even in the mobile phone 1 in which the width B1 of the magnesium frame 31 is equal to or less than the width B2 of the main display portion 5, the main display portion 5 can be reliably protected. In addition, since the magnesium frame 31 has a surface 31a that is coplanar with the liquid crystal surface 5a, the main display portion 5 can be protected against an impact from the main surface 2a side.

  In particular, in the mobile phone 1, the width B1 of the magnesium frame 31 and the width B2 of the main display unit 5 are equal. For this reason, it is possible to further reliably protect the main display unit 5 against an impact or the like from the side surface 2c side of the housing 2. In the mobile phone 1, the sub display unit 20 is also positioned in a space 35 surrounded by the magnesium frame 31. For this reason, the sub display unit 20 can also be reliably protected against external impacts and the like.

  The embodiment disclosed this time should be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the description above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

It is a perspective view which shows the open state of the mobile telephone in embodiment of this invention. It is the perspective view which looked at the mobile telephone in FIG. 1 from the back side. It is a perspective view which shows the closed state of the mobile telephone in FIG. It is an exploded view of the housing | casing provided with the main display part in FIG. It is a perspective view which shows the magnesium frame in FIG. It is a perspective view which shows the magnesium frame seen from the arrow VI in FIG. It is an exploded view of the board | substrate unit in FIG. It is another exploded view of the board | substrate unit in FIG. It is a top view which shows the flexible printed circuit board in FIG. In the past, it is a perspective view which shows the frame material for protecting a display part.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 Cellular phone, 2, 3 Case, 2a Main surface, 4 Hinge, 5 Main display part, 5a Liquid crystal surface, 5b Mounting surface, 20 Sub display part, 31 Magnesium frame, 31a Surface, 32 Frame body part, 33 Rib shape Part, 35, 36 space, 42 flexible printed circuit board, 45, 46, 47 key part, 51 one end, 52 other end, 52p, 52q part.

Claims (8)

A first housing including a substantially rectangular main surface having a long side and a short side;
A base portion housed in the first housing;
Including a display surface that is visible from the main surface, and a first display unit attached to the base unit,
The base portion includes a frame body portion extending along a peripheral edge of the first display portion,
On the pair of sides of the frame body portion extending in parallel with the long side, groove portions are formed at positions facing each other,
The first display part is fitted in the groove part,
The mobile device, wherein a length of the base portion is equal to or less than a length of the first display portion in a direction in which the short side extends.   And a second housing that is openably and closably connected to the first housing via a hinge, wherein the main surface of the second housing is closed with the first and second housings closed. The portable device according to claim 1, which faces the body. The first display unit further includes a mounting surface positioned on the opposite side of the display surface, the frame portion extends along the periphery of the mounting surface, the base portion is pre Kiwakutai The portable device according to claim 1 , comprising a rib-like portion provided inside the portion.   The portable device according to claim 3, further comprising a second display unit that is positioned in a first space defined between the rib-shaped part and the frame body part and supported by the base part.   The portable device according to claim 3, further comprising an operation unit attached to the rib-shaped part. The base portion includes a surface which is substantially flush with the display surface, the portable device according to any one of claims 1 to 5. The portable device according to any one of claims 1 to 6 , wherein a length of the base portion is substantially equal to a length of the first display portion in a direction in which the short side extends. A first housing including a substantially rectangular main surface having a long side and a short side;
A base portion housed in the first housing;
Including a display surface that is visible from the main surface, and a first display unit attached to the base unit,
In the direction in which the short side extends, the length of the base portion is not more than the length of the first display portion,
The first display unit further includes a mounting surface located on the opposite side of the display surface, the base unit includes a frame body portion extending along a peripheral edge of the mounting surface, and an inner side of the frame body portion. And a rib-like portion provided to
An operation part attached to the rib-like part;
A flexible printed board including one end connected to the operation unit and the other end having first and second portions branched from the one end side;
The first portion passes through a second space defined between the rib-shaped portion and the frame body portion, and is connected at a position relatively close to the operation portion, and the second portion is A portable device that passes outside the frame body and is connected at a position relatively distant from the operation unit.

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