JP2008191398A - Display to be mounted on electronic equipment, and electronic equipment - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a display to be mounted on electronic equipment which can be a display having wider display area even when a housing has a limited size. <P>SOLUTION: The display 40 is provided in the front of an upper housing 20 through a bellows unit 50 which can expand and contract along the thickness direction of an upper housing 20, and has a first display unit 41 and a second display unit 42 which is stored over the first display unit 41 to be drawn out downward from the first display unit 41. The second display unit 42 is drawn out from the first display unit 41 while the bellows unit 50 is extended. <P>COPYRIGHT: (C)2008,JPO&INPIT

Description

  The present invention relates to an electronic device such as a mobile phone provided with a display.

  In recent years, mobile phones, in addition to calls, browse Internet homepages, receive e-mails, receive digital TV broadcasts, view streaming broadcasts and videos stored in media, videophones, route navigation, application games, built-in digital cameras It has many functions such as photographing, and many of these functions are accompanied by display on a display. There are also many mobile phones that perform multitasking operations, and it is desirable that a plurality of functions can be executed seamlessly. For this reason, it is desired to increase the display area of the display so that more information can be displayed.

  On the other hand, since the mobile phone is desired to be small and light, the size of the display mounted on the housing is limited.

  In order to realize a display with a wide display area even with a limited housing size, for example, Patent Literatures 1 and 2 disclose a portable personal computer having a secondary display unit that can be stored from the primary display unit. It is disclosed.

Japanese Utility Model Publication No. 5-59517 JP 2001-175360 A (Patent No. 3571635)

  An object of the present invention is to provide a display for mounting on an electronic device that can realize a display with a wider display area than that described in Patent Documents 1 and 2, even if the size of the housing is limited. is there.

  The other subject of this invention is providing the electronic device which has a display for electronic device mounting as mentioned above.

  According to the present invention, for mounting an electronic device mounted on an upper housing of an electronic device having a lower housing and an upper housing attached to the lower housing via a hinge portion so as to be opened and closed. The display is provided on the front surface of the upper housing via a bellows portion that can be expanded and contracted in the thickness direction of the upper housing, and is superimposed on the first display portion so that the first display portion can be pulled out downward. And a second display portion to be stored, wherein the second display portion is pulled out from the first display portion with the bellows portion extended. A display is obtained.

  The first display unit further includes third and fourth display units that are superimposed and stored on the first display unit so that the first display unit can be pulled out from side to side, and the first bellows part is extended. The third display unit and the fourth display unit may be pulled out from the display unit. In addition, the display unit further includes a fifth display unit that is superimposed and stored on the first display unit so that the first display unit can be pulled upward from the first display unit, and the bellows unit is extended from the first display unit. The fifth display unit may be pulled out. Alternatively, the third and fourth display units that are superimposed and stored on the first display unit so that the first display unit can be pulled left and right, and the first display unit that can be pulled upward from the first display unit. A fifth display unit that is superimposed and stored on the display unit, a sixth display unit that is superimposed and stored on the second display unit so as to be pulled left or right from the second display unit, and the third display unit. A seventh display unit that is superimposed and stored in the third display unit so that the third display unit can be pulled out upward or downward from the display unit; and a fourth display unit that can be pulled out downward or upward from the fourth display unit An eighth display unit that is stored in a superimposed manner, and the fifth display unit can be pulled out from the fifth display unit to the right or left. A ninth display unit superimposed and stored on the display unit, and further extending the second bellows part after the second bellows part is extended, The sixth to ninth display units may be pulled out.

  In addition, at least one of the display units included in the display includes a speaker, and the speaker includes a voice coil type or piezoelectric element type drive source built outside the display area of the display unit, A diaphragm coupled to the driving source, and the diaphragm may be constituted by a transparent protective panel of the display unit. The speaker may be provided in each of the third and fourth display units, and may output stereo sound. The speaker further includes a woofer, the woofer is provided on the back side of the display unit that is most deeply overlapped in the thickness direction of the upper casing, and the stretched bellows part is It may function as a woofer enclosure.

  Furthermore, the electronic device is one that performs at least one of transmission and reception of radio waves, and at least one of the display units included in the display is provided with an antenna, and the antenna is a transparent protection for the display unit. You may be comprised by the metal fine wire and / or transparent metal fine wire which were formed in the panel. The antenna may be provided in the fifth display unit. The antenna may include an extension part, and the extension part may be configured by a metal wire or a metal film pattern formed on an inner surface of the bellows part.

  According to the present invention, it is also possible to obtain an electronic apparatus including the lower casing, the upper casing, and the display for mounting an electronic apparatus. An operation button for operating the electronic device may be provided outside the area hidden behind the drawn out second display unit in the front surface of the lower housing.

  The electronic device according to the present invention can realize a display having a wider display area than the conventional example even if the size of the housing is limited.

  The present invention will be described below.

  An electronic device-mounted display according to the present invention includes an upper housing of an electronic device such as a foldable mobile phone having a lower housing and an upper housing attached to the lower housing via a hinge portion so as to be opened and closed. It is mounted on the body.

  The basic configuration of the display for mounting the electronic device is provided on the front surface of the upper housing via a bellows portion that can be expanded and contracted in the thickness direction of the upper housing, and is directed downward from the first display portion and the first display portion. And a second display unit that is superimposed and stored so that it can be pulled out. And the 2nd display part is pulled out from the 1st display part in the state where the bellows part was extended.

  With this configuration, the display for mounting the electronic device has the same size as that of the first display unit, particularly when the lower and upper casings are folded, but the second display unit is the same as the first display unit. Compared to the conventional pull-out display that can only be pulled out to the left and right or above, the second display unit is developed below the first display unit, which has been a dead zone, so a display with a wider display area Can be realized.

  Furthermore, various wirings such as printed conductive patterns can be formed on the inner surface of the bellows part, and various wirings such as a flexible printed cable (FPC) can be accommodated in the space inside the bellows part. Contributes to the realization of size. Furthermore, the space inside the bellows portion can be used as a space that constitutes a three-dimensional antenna such as a speaker enclosure, a telephoto lens barrel of a digital camera portion, a horn antenna, and the like. These functions can be realized in a compact housing.

  Hereinafter, electronic devices according to embodiments of the present invention will be described with reference to the drawings.

[Example 1]
Referring to FIGS. 1A to 1C, a mobile phone as an electronic apparatus according to a first embodiment of the present invention can be opened and closed with a lower casing 10 and a lower casing 10 via a hinge portion 30. And an upper housing 20 attached thereto. The upper housing 20 of the electronic device is provided with a display 40 as an electronic device mounting display according to the first embodiment of the present invention. 1A to 1C are conceptually drawn with respect to the shape, size, angle, and the like of each part for convenience of explanation, and are not necessarily accurate.

  Referring to FIGS. 1A to 1C and FIGS. 2A and 2B, the display 40 is provided via a bellows portion 50 that can be expanded and contracted in the thickness direction of the upper housing 20 (the direction of the arrow m41). The first display unit 41 is provided on the front surface of the upper housing 20, and the second display unit is superimposed and stored in the first display unit 41 so as to be able to be drawn downward (in the direction of the arrow m42) from the first display unit 41. Display unit 42, and third and fourth display units 43 superimposed and stored in the first and second display units 41 and 42 so that they can be pulled out from the first display unit 41 in the left and right directions (arrows m43 and m44). And 44, and a fifth display unit superimposed on the first to fourth display units 41 to 45 so as to be drawn upward (in the direction of the arrow m45) from the first display unit 41. And a ray 45. In this example, the first to fifth display units 41 to 45 are superimposed and stored in this order from the front in the thickness direction toward the back.

  Each display unit is wired directly by FPC to the control circuit board built in the casing of the mobile phone, or is first printed by a conductive pattern printed on the inner surface of the bellows unit 50. Are wired to the back side of the display unit 41 and relayed to the second to fifth display units 42 to 45 from there. Of course, these wiring means ensure a margin so as not to be disconnected due to expansion / contraction of the bellows part 50 or insertion / removal of each display part.

  In the display 40, the first display portion 41 is flat with the front surface of the upper housing 20 (not shown), and as shown in FIGS. 1 (a) to 1 (b), the bellows portion. 50 is extended in the direction of the arrow m41, and then, from the state in which each display unit shown in FIG. 2A is stored, as shown in FIG. 1C and FIG. By pulling out the second to fifth display units 42 to 45 from 41, the display area is shifted to a state of about five times the display area of the first display unit 41 alone. The second to fifth display units 42 to 45 do not always have to be pulled out all the time, and only an arbitrary display unit can be pulled out and displayed. Of course, there is also a mode in which only the first display unit 41 is used.

  About the bellows part 50, a pantograph-like frame with a latch function is provided in the inside thereof so that each state can be maintained at the time of contraction and extension against the weight and stress by the first to second display parts 41 to 45. It is preferable to provide a latch mechanism so as to be locked in the extended state. Alternatively, a shape memory-like tissue structure may be provided in the bellows portion 50 itself so as to maintain both stretched states. The bellows portion 50 also has a dustproof effect on the back side of the display 40 and the inside of the upper housing 20.

  About the drawer structure of each display part, it can be set as the structure using the combination of the rack and roller or gearwheel which are mentioned later, for example. Then, as shown in FIG. 2 (a), a portion that slightly protrudes when each display unit is retracted is manually pulled out, or each display unit is urged in a deployment direction in addition to a combination of a rack and a roller or a gear. Using a possible spring (not shown), pushing the exposed end of each stored display unit with your fingertips unlocks the stored state and pushes each display unit popping out with the force of the spring It may be an open type.

  In addition, the drawer structure of each display unit is a structure using an extendable slide rail (not shown), and a spring that can be manually pulled out or urged each display unit in the deployment direction in addition to the extendable slide rail. It may be a push-open type.

  Alternatively, the roller or gear may be provided with a small rotation motor as a drive source used for a vibrator of a mobile phone, or an electric type using a linear motor or a piezoelectric element.

  FIG. 4 is a diagram showing an example of a drawer structure of the display unit by a combination of a rack and a roller. Referring to FIG. 4, on both sides of the fifth display unit 45, racks 452 are provided that extend in the direction in which the display unit is expanded / stored. On the other hand, the first display unit 41 is provided with rollers 412 corresponding to the racks 452. By the combination of the rack and the roller, the fifth display unit 45 can be stably deployed / accommodated relative to the first display unit 41. Reference numeral 453 in FIG. 4 indicates a stopper that prevents the fifth display unit 45 from being pulled out excessively.

  In FIG. 4, only the drawer structure of the fifth display unit 45 is shown, but the drawer structures of the second to fourth display units 42 to 44 are configured similarly. Further, instead of the roller 412, a gear may be used. Further, a rotation motor may be provided as a drive source for the roller or gear, and the roller or gear may be electrically driven.

  When the display unit is electrically driven, only the necessary display unit is automatically created along with the expansion of the bellows unit 50 according to the use state of the mobile phone and the number and types of multitasking tasks. In this way, a program for the control unit of the mobile phone may be assembled.

  On the contrary, in the case of the manual deployment type, a program for the control unit of the mobile phone may be set up so that the function is automatically switched to the function of the mobile phone corresponding to the display on the display unit pulled out by the user.

  Further, at least the second and fifth display units 42 and 45, such as the display unit that collides with the lower housing 10 or the upper housing 20 when the bellows unit 50 is retracted without storing them. It is preferable to provide an electromagnetic lock or a mechanical lock inside the bellows part 50 so that the bellows part 50 cannot be shrunk unless the display part is shrunk.

  In this example, each display unit is a thin active matrix TFT color liquid crystal display provided with a backlight. However, in the present invention, it is not limited to this, the degree of detail according to the display content assumed for each display unit, color or monochrome, display element specifications, presence or absence of backlight, transmission type, The semi-transmissive type or the non-transmissive type is selected. Further, the transparent protective panel may have a touch panel function. When the display unit superimposed and stored in the foreground is a transmissive type, a stereoscopic image may be displayed by displaying a plurality of display units in a superimposed manner at the time of superposition storage.

  In addition, when the second display unit 42 is pulled out, a part of the front surface of the lower housing 10 is hidden by the second display unit 42. Therefore, in this type of mobile phone, the lower housing 10 is usually used. Operation buttons (not shown) such as a numeric keypad and cursor keys provided in the above are provided outside the area hidden by the second display unit 42. In addition, during a call, the user puts his ears on a call speaker (not shown) provided at the upper end of the upper housing 20, so that during the call, each display unit is not expanded and the bellows unit 50 is not expanded. Shall.

[Example 2]
The second embodiment of the present invention is different from the first embodiment in the number of display units to be pulled out. For this reason, description of other common points is omitted.

  Referring to FIG. 3, a display 40 ′ as an electronic device mounting display according to the second embodiment of the present invention is provided via a bellows portion (not shown) that can be expanded and contracted in the thickness direction of an upper housing (not shown). A first display unit 41 and a second display unit that is superposed and stored in the first display unit 41 so as to be drawn downward (in the direction of the arrow m42) from the first display unit 41. Display unit 42, and third and fourth display units 43 and 44, which are superimposed and stored in the first and second display units 42 so as to be drawable from the first display unit 41 to the left and right (in the directions of arrows m43 and m44). And a fifth display that is superimposed and stored in the first to fourth display units 41 to 44 so as to be able to be drawn upward (in the direction of the arrow m45) from the first display unit 41. A portion 45, a sixth display portion 46 superimposed and stored on the second display portion 42 so as to be able to be drawn to the left (in the direction of the arrow m46) from the second display portion 42, and upward from the third display portion 43 ( A seventh display unit 47 superimposed and stored on the third display unit 43 so that it can be pulled out in the direction of arrow m47, and a fourth display unit 44 that can be pulled out downward (in the direction of arrow m48) from the fourth display unit 44. And an eighth display unit 48 superimposed and stored in the fifth display unit 45, and a ninth display unit 49 superimposed and stored in the fifth display unit 45 so as to be drawn rightward (in the direction of the arrow m49) from the fifth display unit 45. is doing.

  And after extending the bellows part, the 6th-9th display parts 46-49 are further pulled out in the state which pulled out the 2nd-5th display parts 42-45 from the 1st display part 41. Yes. As a result, the display area is shifted to a state approximately nine times the display area of the first display unit 41 alone. The second to ninth display units 42 to 49 do not always have to be pulled out all the time, and only an arbitrary display unit can be pulled out and displayed.

[Example 3]
The third embodiment of the present invention is different from the first embodiment in that a speaker is provided separately from the speaker for call. For this reason, description of other common points is omitted.

  Although not shown, in the mobile phone as the electronic apparatus according to the third embodiment of the present invention, at least one of the display units included in the display is provided with a speaker.

  The speaker includes a voice coil type or piezoelectric element type drive source incorporated outside the display area of the display unit, and a diaphragm coupled to the drive source. The diaphragm is constituted by a transparent protective panel of the display unit.

  In the case where the speakers are provided in the third and fourth display units that are pulled out to the left and right of the first display unit, stereo sound can be output.

  Moreover, in Example 3 of this invention, the woofer is further provided as a speaker.

  The woofer is provided on the back side of the display unit that is most deeply superimposed in the thickness direction of the upper housing. The stretched bellows portion functions as a woofer enclosure.

[Example 4]
The fourth embodiment of the present invention is characterized in that an antenna is provided at a special position. For this reason, description of other points in common with the first embodiment is omitted.

  Although not shown, the mobile phone as the electronic apparatus according to the fourth embodiment of the present invention transmits and receives radio waves, and includes an antenna in at least one of display units included in the display.

  The antenna is constituted by a fine metal wire and / or a fine transparent metal wire formed on the transparent protective panel of the display unit.

  The antenna may be provided in the fifth display unit that is drawn upward from the first display unit. In this case, since the antenna arrangement point becomes high, it can be expected to improve the radio wave transmission / reception effect.

  The antenna also includes an extension portion, and the extension portion is configured by a metal wire or a metal film pattern formed on the inner surface of the bellows portion. Thereby, when the bellows part is extended, a long antenna length can be secured.

[Example 5]
The fifth embodiment of the present invention is characterized in that a special antenna is provided in the bellows portion. For this reason, description of other points in common with the first embodiment is omitted.

  Although not shown, the mobile phone as the electronic apparatus according to the fifth embodiment of the present invention has a horn antenna as a three-dimensional antenna in the bellows portion.

  The horn antenna is composed of a conductive pattern printed on the inner surface of the bellows part, an FPC arranged so as to expand into a horn shape such as a square weight in the stretched bellows part, and the like.

[Example 6]
The sixth embodiment of the present invention is characterized in that a digital camera portion having a special lens structure is incorporated. For this reason, description of other points in common with the first embodiment is omitted.

  Although not shown, a mobile phone as an electronic apparatus according to Embodiment 6 of the present invention has a digital camera unit. The image receiving element such as CCD or CMOS of the digital camera is provided on the back side of the display unit or the back side of the first display unit that is stored in the innermost part in the thickness direction of the upper casing. On the other hand, the objective lens is provided on the back surface of the upper housing. Further, a further small bellows or an expandable / contractible cylindrical member (barrel) is disposed between the image receiving element and the objective lens, and an intermediate lens is mounted therein. It should be noted that the light receiving element, the intermediate lens, and the objective lens should take measures so that the optical axis does not shift even if the bellows part is expanded or contracted. With such a structure, when the bellows portion is extended, a considerably large distance between the lens and the image receiving element can be secured, so that a telephoto lens with a high magnification can be configured.

  The present invention is not limited to the embodiments described above, and it goes without saying that various modifications are possible within the technical scope described in the claims. For example, the present invention is not limited to a mobile phone, but may be a notebook personal computer, a PDA, a portable digital TV broadcast receiver, a portable media player, a portable route navigation device, a portable game machine, or the like. .

BRIEF DESCRIPTION OF THE DRAWINGS It is a left perspective view of the mobile telephone as an electronic device which has a display for electronic device mounting by Example 1 of this invention, (a) shows the state which is extending the bellows part, (b) is extending the bellows part fully. (C) shows a state where each display unit that can be pulled out is pulled out. FIG. 2 is a perspective view showing only the display of the mobile phone shown in FIG. 1, where (a) shows a state where each display unit that can be pulled out is superimposed and stored, and (b) shows a state where each display unit that can be pulled out is pulled out. Indicates. It is a front view which shows the state which pulled out each display part which can pull out the display for electronic device mounting by Example 2 of this invention. It is a figure which shows an example of the drawer structure of the display part in the display for electronic device mounting by Example 1 of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 10 Lower housing | casing 20 Upper housing | casing 30 Hinge part 40 Display 412 Roller 452 Rack 453 Stopper 50 Bellows part

Claims (12)

In an electronic device mounting display mounted on the upper housing of an electronic device having a lower housing and an upper housing attached to the lower housing via a hinge portion so as to be opened and closed,
It is provided on the front surface of the upper casing through a bellows part that can be expanded and contracted in the thickness direction of the upper casing,
A first display unit, and a second display unit that is superimposed and stored on the first display unit so as to be able to be drawn downward from the first display unit,
A display for mounting on an electronic device, wherein the second display unit is pulled out from the first display unit in a state where the bellows unit is extended. The display unit further includes third and fourth display units that are superimposed and stored on the first display unit so that the first display unit can be pulled out from side to side;
2. The display for mounting an electronic device according to claim 1, wherein the third display unit and the fourth display unit are pulled out from the first display unit with the bellows unit extended. 3. A fifth display unit that is superimposed and stored on the first display unit so that the first display unit can be pulled out upward from the first display unit;
The display for mounting an electronic device according to claim 1 or 2, wherein the fifth display unit is pulled out from the first display unit in a state where the bellows unit is extended. Third and fourth display units superimposed and stored on the first display unit so as to be able to be pulled out from the first display unit to the left and right, and the first display capable of being pulled out upward from the first display unit A fifth display unit that is superimposed and stored on the second display unit, a sixth display unit that is superimposed and stored on the second display unit so that it can be pulled left or right from the second display unit, and the third display And a seventh display unit that is superimposed and stored in the third display unit so that it can be pulled out upward or downward from the unit, and a fourth display unit that can be pulled out downward or upward from the fourth display unit And the fifth display unit that can be pulled right or left from the fifth display unit. Further comprising a display unit of the ninth superimposed stored in Lee unit,
The sixth to ninth display portions are further pulled out in a state where the second to fifth display portions are pulled out from the first display portion after the bellows portion is extended. 1. A display for mounting an electronic device according to 1. At least one of the display units included in the display includes a speaker.
The speaker includes a voice coil type or piezoelectric element type drive source built outside the display area of the display unit, and a diaphragm coupled to the drive source, the diaphragm protecting the display unit transparently The display for mounting an electronic device according to any one of claims 1 to 4, which is configured by a panel.   The display for mounting an electronic device according to claim 5, wherein the speaker is provided in each of the third and fourth display units and can output stereo sound. The speaker further includes a woofer, and the woofer is provided on the back side of the display unit that is most deeply overlapped in the thickness direction of the upper casing.
The display for mounting an electronic device according to claim 5 or 6, wherein the stretched bellows portion functions as an enclosure of the woofer. The electronic device performs at least one of transmission and reception of radio waves,
At least one of the display units included in the display is provided with an antenna,
The display for mounting an electronic device according to any one of claims 1 to 7, wherein the antenna is configured by a thin metal wire and / or a thin transparent metal wire formed on a transparent protective panel of a display unit.   The electronic device mounting display according to claim 8, wherein the antenna is provided in the fifth display unit.   The display for mounting an electronic device according to claim 8 or 9, wherein the antenna includes an extension portion, and the extension portion is configured by a metal wire or a metal film pattern formed on an inner surface of the bellows portion. .   An electronic apparatus comprising the lower casing, the upper casing, and the display for mounting an electronic apparatus according to any one of claims 1 to 10.   The electronic device according to claim 11, wherein an operation button for operating the electronic device is provided outside a region hidden by the second display unit that is pulled out of the front surface of the lower housing.

Images