JP2006191668A - Portable radio terminal - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a portable radio terminal which can display a horizontally long video image and the key operation of which is easy even when a screen is arranged as a horizontally long screen. <P>SOLUTION: A terminal body 1 is provided with a first casing 10 in which operation keys 11 are arranged, a second casing 20 in which a display 21 with a screen having prescribed aspect ratio is arranged, and a coupling mechanism 4 for mutually coupling both the cabinets 10, 20. The coupling mechanism 4 is provided with a pivotally support mechanism 5 for rotating the second cabinet 20 with respect to the first cabinet 10, with a point other than the center point of the screen as a rotary axis, along a surface parallel to the screen, and a support plate 70 for supporting the pivotally support mechanism 5. The second casing 20 is provided with a support plate housing chamber 23 in which the support plate 70 is housed, and the support plate housing chamber 23 is provided with a slide mechanism for sliding the pivotally support mechanism 5 in a longitudinal direction of the screen, within the support plate housing chamber. The screen can be disposed either in a first screen arrangement form where the screen becomes vertically long, or in a second screen arrangement form where the screen becomes horizontally long, and the screen in the second screen arrangement form can be slid in the longitudinal direction of the screen. <P>COPYRIGHT: (C)2006,JPO&NCIPI

Description

  The present invention relates to a portable wireless terminal having a rectangular display screen such as a mobile phone.

  In recent years, mobile phones have not only been provided with telephone communication functions, but have been developed as portable information processing radio terminals capable of processing various information, including mail functions, Internet functions, camera functions, etc. Recently, mobile phones having a television broadcast receiving function have been developed (see, for example, Patent Document 1).

  By the way, in general, in a mobile phone, the casing is formed in a vertically long shape in consideration of the user's ease of holding, and a receiver is provided at the upper end of the surface of the casing, and a transmitter at the lower end. A plurality of operation keys and a display are provided in an area between the receiving unit and the transmitting unit, and the display has a rectangular shape that is long in the vertical direction according to the vertically long shape of the housing. ing.

  When a mobile phone having such a vertically long screen is equipped with a television broadcast receiving function and a television broadcast reception image is displayed on the display screen, the reception image has a horizontally long aspect ratio in the television receiver. Since it has a horizontally long rectangular outline corresponding to the screen shape with black, black bands are displayed at the top and bottom of the display screen, and the entire screen can be used for video display. There was no problem.

As a mobile phone capable of solving the above problem, for example, as shown in FIG. 15 and FIG. 16, a flip part (94) is connected to a main body part (91) via a first rotating shaft (94) and a second rotating shaft (95). 92) has been proposed (see Patent Document 2).
In the cellular phone, a plurality of operation keys (96) are provided on the surface of the main body (91), and a transmitter (98) is provided below the operation keys (96). Further, a display (93) having a vertically long rectangular screen is provided on the surface of the flip part (92), and a receiver (97) is provided above the display (93).

  When the mobile phone is equipped with a television broadcast receiving function, when using the wireless telephone function, the screen arrangement form in which the screen of the display (93) is vertically long is set as shown in FIG. When using the broadcast receiving function, as shown in FIG. 16, the flip unit is rotated around the first rotation axis (94) and the second rotation axis (95), so that the screen of the display (93) is horizontally long. Set the form. Thus, the received video can be displayed on the entire screen of the display (93).

Japanese Patent Laid-Open No. 11-215217 JP 2001-169166 A

  However, in the conventional mobile phone shown in FIG. 15, when the display (93) is pointed in the direction of the user's line of sight when watching a television broadcast as shown in FIG. 16, the operation key (96) of the main body (91). When the user operates the operation key (96) for switching channels or operates the operation key (96) in response to an incoming call, the operation key ( 96) is not facing the front, which makes it difficult to operate.

  Accordingly, an object of the present invention is to provide a portable wireless terminal that can project a horizontally long image such as a television broadcast on the entire display screen and can be easily operated even when the horizontally long screen is arranged. It is to be.

  A portable wireless terminal according to the present invention includes a portable main body and a wireless communication function. The main body has a predetermined aspect ratio with a first housing having operation keys arranged on a surface thereof. In a portable wireless terminal comprising a second housing having a display having a screen having a surface disposed thereon, and a coupling mechanism coupling the first housing and the second housing, the coupling mechanism includes: A pivot mechanism for rotating the second casing along a plane parallel to the screen with respect to the first casing as a rotation axis other than the center point of the screen, and the pivot mechanism A support plate for supporting the support plate, the second housing includes a support plate accommodation chamber for accommodating the support plate, and the support plate accommodation chamber has a slide mechanism for sliding the pivot mechanism in the longitudinal direction of the screen. A first screen provided in the support plate housing chamber and having a vertically long screen. The screen can be arranged in either the display form or the second screen arrangement form in which the screen is horizontally long, and the screen can be slid in the longitudinal direction of the screen in the state of the second screen form. It is.

  In the portable wireless terminal according to the present invention, the user not only looks at the screen in a portrait or landscape mode, but also slides the second housing to display the first display. The screen can be seen at a position close to the housing.

  Both the display and the operation keys are arranged on the surface of the main body, and the display screen is on the same plane from the first screen arrangement form to the second screen arrangement form by the rotation of the second housing by the pivot mechanism. Since it rotates, both the display and the operation key remain facing the user even after the second casing is rotated. Therefore, the user can easily perform key operations while viewing with the screen in a horizontally long state.

Further, in a specific configuration, the pivot mechanism is slid along a slide groove formed in a pair with an opposing surface of the support plate accommodation chamber.
According to the above specific configuration, the support plate can be supported from the two surfaces facing the support plate housing chamber even when the support plate is slid, and the slide mechanism can be slid more stably.

In a more specific configuration, the coupling mechanism includes a second housing with respect to the first housing in each of at least two locations within the sliding movable range in the longitudinal direction in the first screen arrangement form and the second arrangement form. A soft locking structure for soft locking.
In this specific configuration, when the screen of the display is in the first screen arrangement form, the second housing is softly locked in its posture by the soft locking mechanism, and the posture is maintained unless a large force is applied. The Further, when the screen of the display is in the second screen arrangement form, the second housing is softly locked in its posture by the soft locking mechanism, and the posture is maintained unless a large force is applied.
Therefore, the second housing does not move freely against the user's intention in a state where the screen of the display is set to at least two places of the slide movable range which is the first screen arrangement form and the second screen arrangement form. .

  In a more specific configuration, a television broadcast receiving function is further provided, and when the television broadcast is received, the screen is displayed in the second screen arrangement form.

  According to the portable wireless terminal of the present invention, it is possible to project a horizontally long image such as a television broadcast on the entire screen of the display, and easily perform key operations even when the screen is arranged as a horizontally long screen. I can do it.

First Embodiment Hereinafter, an embodiment in which the present invention is applied to a foldable mobile phone will be described in detail with reference to the drawings.
The foldable mobile phone according to the present invention has a television receiving function and a wireless communication function, and the main body (1) has the same length as the first casing (10) formed vertically as shown in FIG. Second housing (20) formed on the hinge, hinge mechanism (30) capable of opening and closing both housings (10) and (20), and both housings (10) and (20) can be rotated and slidable relative to each other The coupling mechanism (4) is a pivot mechanism (5) for rotating the second casing (20) relative to the first casing (10). And a slide mechanism (6) for sliding the second casing (20) relative to the first casing (10).
The lower end of the second casing (20) is connected to the upper end of the first casing (10) via the hinge mechanism (30) and the connecting mechanism (4). ) And the second casing (20) can be opened and closed with each other by the operation of the hinge mechanism (30).

  The first housing (10) has a flat rectangular surface, and a plurality of operation keys (11) are arranged on the surface, and a transmitter section (below the operation keys (11)). 12) is deployed. Similarly to the first housing (10), the second housing (20) has a flat rectangular surface, and the surface has a rectangular display (21) having a predetermined aspect ratio. Is arranged vertically according to the vertically long shape of the main body (1), and a receiver (22) is arranged above the display (21).

  The first casing (10) is connected to one rotating end of the hinge mechanism (30), and the other rotating end has a surface parallel to the surface of the second casing (20) and a back surface. A support plate (70) is projected. As shown in FIG. 5, a pair of engagement pins (71) and (71) are elastically supported coaxially on the front and back surfaces of the support plate (70) so as to protrude from the front and back surfaces of the support plate (70). It is attached as possible.

As shown in FIGS. 4 and 5, the support plate accommodation chamber in which the support plate (70) is movably accommodated from the side surface (27) and the end surface (28) of the second housing (20) toward the inside of the housing. (23) is recessed in an L shape, and the support plate housing chamber (23) guides the sliding of the support plate (70) to the surface opposite to the front and back surfaces of the support plate (70). A pair of slide grooves (26) and (26) to be formed are formed to face each other.
The first bearing portions (24) and (24) are recessed at the lower end portions of the slide grooves (26) and (26), and the second bearing portions (25) and (25) are recessed at the upper end portion. The engagement pins (71) (71) of the support plate (70) slide in the slide groove (26) between the first bearing portions (24), (24) and the second bearing portions (25), (25). It fits freely.

The pivot mechanism (5) includes a pair of first bearing portions (24) and (24) recessed in the support plate housing chamber (23) and a pair of engagements protruding from the front and back surfaces of the support plate (70). It consists of pins (71) and (71).
As shown in FIG. 5, when the engaging pins (71) and (71) are in positions facing the first bearing portions (24) and (24), the engaging pins (71) and (71) have their tips at the first ends. By engaging the first bearing part (24) (24) and projecting from the support plate (70) until it contacts the bottom surface of one bearing part (24) (24), the engagement pins (71) (71) are The first bearing portions (24) and (24) are softly locked. In the softly locked state, the second housing (20) can rotate with the engagement pins (71) (71) as the rotation axis.

The slide mechanism (6) includes a pair of slide grooves (26) and (26) formed in the support plate housing chamber (23), and a pair of engagement pins (from the front and back surfaces of the support plate (70)). 71) (71).
As shown in FIG. 2, the second housing (20) is moved from the side in a state where the second housing (20) is rotated 90 degrees with respect to the first housing (10) by the operation of the pivot mechanism (5). When pressed, the soft engagement between the engagement pins (71) (71) and the first bearing portions (24), (24) is released. Then, the engagement pins (71) and (71) whose soft locking is released slide on the slide grooves (26) and (26) to guide the movement of the second casing (20) as shown in FIG. Is done.

  When making a call using the foldable mobile phone according to the present invention, as shown in FIG. 1, the first casing (10) and the second casing (20) are opened by the operation of the hinge mechanism (30). As a result, the screen of the display (21) is set in a vertically long screen arrangement form, and necessary information such as the telephone number of the caller is displayed on the screen of the display (21).

Further, when watching a television broadcast, the second housing (20) opened as shown in FIG. 1 is pressed from the side as indicated by an arrow. As a result, the second housing (20) is rotated 90 degrees around the engaging pins (71) (71) by the operation of the pivot mechanism (5). As a result of the rotation, the screen of the display (21) of the second casing (20) changes the screen orientation from the vertically long screen layout shown in FIG. 1 to the horizontally long screen layout shown in FIG.
With the rotation, the display (21) switches the display direction of the image to the screen by 90 degrees, so that the image is displayed in a normal orientation on the horizontally long screen.

  At this time, since the engaging pins (71) (71) are provided perpendicular to the surface of the second casing (20), the screen of the display (21) of the second casing (20) is Rotate on the same plane. As a result, both the display (21) of the second housing (20) and the operation key (11) of the first housing (10) face the front even after the rotation of the second housing (20). Become.

  Further, as shown in FIG. 2, in the state where the screen of the display (21) of the second casing (20) is set to the horizontally long screen arrangement form, the second casing (20) is pressed from the side as indicated by an arrow. . As a result, the soft locking of the engagement pins (71) (71) at the first bearing portions (24), (24) is released, and the second housing (20) is moved by the operation of the slide mechanism (6). It moves relative to the body (10) and the second housing (20) approaches the first housing (10) as shown in FIG.

  At this time, the slide groove (26) to guide the movement of the second housing (20) is formed on a plane parallel to the screen of the display (21) of the second housing (20). Even after the movement of the two cases (20), the screen of the display (21) of the second case (20) and the operation key (11) of the first case (10) are facing the front.

According to the foldable mobile phone according to the present invention, the entire screen of the display (21) can be used for displaying the received image of the television broadcast, and even when the television broadcast is being viewed, the display Since (21) and the operation key (11) are both at positions facing the user, the user can easily operate the key while viewing the television broadcast.
Further, the second casing (20) is placed at a position where the screen of the display (21) of the second casing (20) and the operation key (11) of the first casing (10) are both opposed to the user. ) Is brought close to the first housing (10), the user can view the television broadcast in a compact state in which the main body (1) is reduced in the width direction.

Second Embodiment In the mobile phone of this embodiment shown in FIGS. 8 to 10, the second casing (20) rotates and slides with respect to the first casing (10) by the operation of the coupling mechanism (4). The structure to be performed is the same as that of the first embodiment, but the main body (2) does not have a hinge mechanism as shown in FIG. The two cases (20) are attached only through the coupling mechanism (4).

  That is, a support plate (70) is attached to the upper end of the first housing (10), and engagement pins (71) and (71) projecting from the front and back surfaces of the support plate (70) are provided. The first bearing portions (24), (24) and the second bearing portions (25), (25) are inserted into the slide grooves (26), (26) formed in the support plate housing chamber (23) of the second housing (20). The same pivotal support mechanism (5) and slide mechanism (6) as in the first embodiment are configured by being slidably fitted between them.

In the present embodiment, the first casing from the attitude of the second casing (20) when the telephone function is used shown in FIG. 8 to the attitude of the second casing (20) when receiving the television broadcast shown in FIG. In the process of moving the second casing (20) relative to the body (10), the display (21) of the second casing (20) moves on the same plane.
As a result, the user can view the television broadcast by displaying the received image of the television broadcast on the entire screen of the display (21), and can easily operate the key while viewing the television broadcast. Can be performed.

Third Embodiment In the mobile phone of this embodiment shown in FIGS. 11 to 14, the second casing (80) rotates and slides relative to the first casing (10) by the operation of the coupling mechanism (40). Although the structure to be performed is different from that of the first embodiment, the other structure is the same as that of the first embodiment. Therefore, the structure in which the second casing (80) is rotated and slid by the operation of the coupling mechanism (40). Only the other structure will be described, and the other structures will be denoted by the same reference numerals and the description thereof will be omitted.

  As shown in FIG. 11, the support plate (72) has a surface parallel to the surface of the second housing (80) and a back surface and is attached to the upper end of the first housing (10). A pair of engaging pins (73) and (73) are elastically supported on the front and rear surfaces of 72) and are attached so as to protrude from the front and rear surfaces of the support plate (72).

A support plate accommodation chamber (81) in which the support plate (72) is movably accommodated is formed in the second housing (80), and the support plate (72) of the support plate accommodation chamber (81) is formed. A pair of first slide grooves (85) and (85) that should guide the sliding of the support plate (72) are formed on the surfaces facing the front surface and the back surface. The first slide grooves (85) (85) extend along the longitudinal direction of the second housing (80), and a first bearing portion ( 82 and 82 are recessed, and second bearing portions 83 and 83 are recessed at the lower end.
A pair of second slide grooves (86) (86) extending in a direction perpendicular to the first slide grooves (85) (85) are formed with the second bearing portions (83) (83) as one end. Third bearing portions (84) (84) are recessed at the other end of the second slide grooves (86) (86). The engagement pins (73) (73) of the support plate (72) are provided between the first bearing portions (82) (82) and the third bearing portions (84) (84). ) And the second slide grooves 86, 86 are slidably fitted.

The pivot support mechanism (50) includes a pair of second bearing portions (83) (83) recessed in the support plate housing chamber (81) and a pair of engagements protruding from the front and back surfaces of the support plate (72). It consists of pins (73) and (73).
When the engaging pins (73) and (73) are in positions facing the second bearing portions (83) and (83), the engaging pins (73) and (73) are softened to the second bearing portions (83) and (83). In this state, the second casing (80) is rotatable about the engaging pins (83) (83).

The slide mechanism (60) includes a pair of first slide grooves (85) and (85) and second slide grooves (86) and (86) formed in the support plate housing chamber (83), and a support plate (72). ) And a pair of engaging pins (73) and (73) protruding from the back surface.
As shown in FIG. 11, the second casing (80) is removed from the first casing (10) with the upper end of the first casing (10) and the lower end of the second casing (80) facing each other. When pulled away, the engagement pins (73) and (73) are disengaged from the first bearing portions (82) and (82). Thereafter, the engaging pins (73) and (73) slide on the first slide grooves (85) and (85), and the second casing (80) is moved from the first casing (10) as shown in FIG. Will be separated.

  Further, as shown in FIG. 13, the second casing (80) is moved sideways while the second casing (80) is rotated 90 degrees with respect to the first casing (10) by the pivot mechanism (50). When pressed, the engagement pins 73, 73 and the second bearing portions 83, 83 are released from the soft lock. Then, the engagement pins (73) and (73) released from the soft lock slide on the second slide grooves (86) and (86), and the second casing (80) is moved to the first position as shown in FIG. Approach one housing (10).

  When viewing a television broadcast using the mobile phone according to the present embodiment, first, the second casing (80) is separated from the first casing (10) with the main body (3) contracted as shown in FIG. Pull in the direction you want. Thus, the engagement between the engagement pins (73) and (73) and the first bearing portions (82) and (82) is released, and the second casing (80) is moved by the operation of the slide mechanism (60) as shown in FIG. As described above, the engaging pins (73) and (73) move to the positions facing the second bearing portions (83) and (83).

Next, in the state of FIG. 12, the second casing (80) is pressed from the side as indicated by an arrow. As a result, the second casing (80) rotates 90 degrees around the engaging pins (73) (73) by the operation of the pivot mechanism (50). As a result of the rotation, the screen of the display (21) of the second casing (80) changes the screen orientation from the vertically long screen layout shown in FIG. 12 to the horizontally long screen layout shown in FIG.
With the rotation, the display (21) is switched to a direction in which the image display direction with respect to the screen is different by 90 degrees, so that the image is displayed in a normal direction on the horizontally long screen.

  At this time, since the engaging pins (73) (73) are provided perpendicular to the surface of the second casing (80), the screen of the display (21) of the second casing (80) is Rotate on the same plane. As a result, the display (21) of the second casing (80) and the operation key (11) of the first casing (10) are both facing the front after the rotation of the second casing (80). Become.

  Further, as shown in FIG. 13, in the state where the screen of the display (21) of the second casing (80) is set to the horizontally long screen arrangement form, the second casing (80) is connected to the first casing (10). Press in the direction. As a result, the soft locking of the engagement pins (73) and (73) in the second bearing portions (83) and (83) is released, and the second housing (80) is moved to the first position by the operation of the slide mechanism (60). Approach the enclosure (10). As a result, as shown in FIG. 14, the engagement pins (73) (73) and the third bearing portions (84) (84) are engaged with each other, and the display (21) is attached to the first housing (10). It will be positioned in the approached position.

  At this time, the first slide grooves (85) and (85) and the second slide grooves (86) and (86) that should guide the movement of the second housing (80) are arranged on the display (21) of the second housing (80). ) On the plane parallel to the screen of the second casing (80), the screen of the display (21) of the second casing (80) and the first casing (10) of the second casing (80) are moved. The operation key (11) is facing the front.

As a result, also in the mobile phone of the present embodiment, the second case (80) when receiving the television broadcast shown in FIG. 14 from the attitude of the second case (80) when using the telephone function shown in FIG. In the process of moving the second casing (80) relative to the first casing (10) to the posture, the display (21) moves on the same plane.
Therefore, the user can view the television broadcast by displaying the received image of the television broadcast on the entire screen of the display (21), and can easily operate the keys while viewing the television broadcast. It is possible to do.

1 is a perspective view of a foldable mobile phone according to the present invention. FIG. It is a perspective view which shows the state which rotated the 2nd housing | casing of this mobile telephone 90 degree | times. It is a perspective view which shows the state which made the 2nd housing | casing of this mobile telephone approach the 1st housing | casing. It is sectional drawing which shows the inside of the 2nd housing | casing in the state of FIG. It is sectional drawing which follows the AA line of FIG. It is sectional drawing which shows the process in which the 2nd housing | casing is rotated with respect to a 1st housing | casing after rotating 90 degree | times. It is sectional drawing which follows the BB line of FIG. It is a front view of the mobile phone of the second embodiment. It is a front view which shows the state which rotated the 2nd housing | casing of this mobile telephone 90 degree | times. It is a front view which shows the state which made the 2nd housing | casing of this mobile telephone approach the 1st housing | casing. It is a front view of the mobile telephone of 3rd Example. It is a front view which shows the state which separated the 2nd housing | casing of this mobile telephone from the 1st housing | casing. It is a perspective view which shows the state which rotated the 2nd housing | casing of this mobile telephone 90 degree | times. It is a perspective view which shows the state which made the 2nd housing | casing of this mobile telephone approach the 1st housing | casing. It is a front view of the conventional mobile phone. It is a front view of the state which rotated the flip part of this mobile telephone centering on the 1st axis of rotation and the 2nd axis of rotation.

Explanation of symbols

(1) Body
(10) First housing
(11) Operation keys
(20) Second housing
(21) Display
(4) Connecting mechanism
(5) Pivot mechanism
(6) Slide mechanism

Claims (4)

In addition to having a portable main body, it has a wireless communication function,
The main body includes a first housing having operation keys arranged on a surface thereof;
A second housing having a display with a screen having a predetermined aspect ratio disposed on the surface;
In a portable wireless terminal comprising a connection mechanism for connecting the first housing and the second housing,
The coupling mechanism has a pivot mechanism for rotating a point other than the center point of the screen as a rotation axis and rotating the second casing along a plane parallel to the screen with respect to the first casing. A support plate for supporting the pivot mechanism;
The second housing includes a support plate storage chamber for storing the support plate,
The support plate accommodation chamber includes a slide mechanism in the support plate accommodation chamber for sliding the pivot mechanism in the longitudinal direction of the screen.
The screen can be arranged in either the first screen arrangement form in which the screen is vertically long or the second screen arrangement form in which the screen is horizontally long,
Furthermore, the portable radio | wireless terminal which can slide the said screen to the longitudinal direction of the said screen with the state of the said 2nd screen form. The portable wireless terminal according to claim 1, wherein the pivot mechanism is slid along a slide groove formed in a pair with an opposing surface of the support plate accommodation chamber. The coupling mechanism softly locks the second housing with respect to the first housing at each of at least two locations within the sliding movable range in the longitudinal direction in the first screen arrangement form and the second arrangement form. The portable wireless terminal according to claim 1, further comprising a soft locking structure. Further equipped with a television broadcast reception function,
4. The portable wireless terminal according to claim 1, wherein when the television broadcast is received, the screen is displayed in the second screen arrangement form.

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