JP3873059B2 - Foldable mobile phone - Google Patents

Description

  The present invention relates to a foldable mobile phone in which an upper housing and a lower housing are connected so as to be freely opened and closed.

As a conventional foldable mobile phone, there is one described in Patent Document 1. This conventional mobile phone is provided with a protruding portion that protrudes to a predetermined height on the folding surface on which the liquid crystal display screen is disposed, and the protruding portion is formed between the user's skin and the liquid crystal display screen when the user talks. A predetermined interval is ensured between them.
JP 2003-69680 A

  However, in a conventional foldable mobile phone, the protruding portion is an obstacle to thinning the mobile phone, and in a mobile phone equipped with a large liquid crystal display screen, the distance between the protruding portion and the liquid crystal display screen is increased. Therefore, there is a problem that it is difficult to prevent contact with the user's skin.

  The present invention has been made in view of the above points, and provides a foldable mobile phone that does not hinder the thinning of the mobile phone and can effectively prevent contact with the user's skin. For the purpose.

  The foldable mobile phone according to claim 1, wherein the maximum opening angle of the upper casing with respect to the lower casing, the upper casing, and the lower casing is an angle between 185 degrees and 210 degrees. A hinge member that connects the upper casing and the lower casing in an openable and closable manner, and a surface of the upper casing that is exposed when the upper casing and the lower casing are opened. And an operation unit having a plurality of operation keys disposed on the surface of the lower casing, a liquid crystal display disposed on the surface of the upper casing, and a surface of the lower casing A foldable mobile phone comprising: a speaker disposed on a back upper end of the upper housing; and a microphone disposed on a bottom lower end of the lower housing. A first push switch disposed on a surface of the housing; and the upper housing A first protrusion provided on the surface, a second push switch disposed in a recess in an upper end portion of the lower casing, and a second provided on a lower end portion of the rear surface of the upper casing. And when the upper casing and the lower casing are closed and folded, the first protrusion pushes the first push switch to turn on, and the upper casing When the lower housing is opened to the maximum opening angle, the second protrusion pushes the second push switch to turn it on, and when the second push switch is pushed to turn it on A configuration is adopted in which the connection is started and the input by the operation unit is invalidated, and when the first push switch is pressed and turned on, the call connection is disconnected and the input by the operation unit is validated.

  According to this configuration, when the upper housing and the lower housing are opened to the maximum opening angle of 185 degrees to 210 degrees, the second protrusion pushes the second push switch to turn on, and the call connection Since the input by the operation unit is invalidated and the lower casing is held by hand during a call, it is possible not to obstruct the thinning of the mobile phone and Can be effectively prevented.

  Further, according to this configuration, when the upper casing and the lower casing are opened to the maximum opening angle, the second protrusion pushes the second push switch to turn on, and the second push switch is pushed. When it is turned ON, the call connection is started and the input by the operation unit is invalidated. When the first push switch is pressed and turned ON, the call connection is disconnected and the input by the operation unit is valid. Therefore, operability can be improved.

  According to a second aspect of the present invention, in the foldable mobile phone according to the first aspect, the liquid crystal display unit displays an image when the second protrusion pushes the second push switch to turn it on. The structure which comprises a means is taken.

  According to this configuration, in addition to the effect of the invention described in claim 1, since the liquid crystal display unit is provided with means for displaying an image, an image that the user wants to be viewed by the surrounding people is displayed on the liquid crystal display unit can do.

  As described above, according to the present invention, it is possible to effectively prevent contact with the user's skin without being an obstacle to thinning of the mobile phone.

  The gist of the present invention includes a first push switch disposed at the upper surface of the lower housing, a first protrusion disposed at the lower surface of the upper housing, and the lower housing. A second push switch disposed in a recess at an upper end of the upper casing and a second protrusion provided at a lower end of the rear surface of the upper casing, and the upper casing and the lower casing When the body is closed and folded, the first protrusion pushes the first push switch to turn it ON, and the upper housing and the lower housing are opened to the maximum opening angle. When the second protrusion pushes the second push switch to turn it on, and when the second push switch is pushed to turn it on, a call connection is started and the input by the operation unit is invalidated; and The first push switch was pressed and turned on And to validate the input by the operation unit with disconnects the call connection to.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

(One embodiment)
FIG. 1 is a schematic front view showing a foldable mobile phone according to an embodiment of the present invention. FIG. 2 is a schematic rear view showing a foldable mobile phone according to an embodiment of the present invention. FIG. 3 is a schematic left side view showing a foldable mobile phone according to an embodiment of the present invention.

  As shown in FIGS. 1, 2, and 3, a foldable mobile phone 100 according to an embodiment of the present invention includes a lower casing 101, an upper casing 102, and a hinge device 103.

  The hinge device 103 connects the upper housing 101 and the lower housing 102 so that the maximum opening angle of the upper housing 102 with respect to the lower housing 101 is an angle from 185 degrees to 210 degrees so as to be freely opened and closed. Yes. The surface of the upper casing 102 and the surface of the lower casing 101 are exposed when the upper casing 102 and the lower casing 101 are opened.

  A liquid crystal display unit 104 is disposed on the surface of the upper housing 102. An operation unit 105 is disposed on the surface of the lower housing 101. The operation unit 105 includes a plurality of operation keys 1051 that are operated by a user to input operation signals. A speaker 106 and a camera 107 are disposed at the upper end of the back surface of the upper housing 102. A microphone 108 is disposed at the lower end of the back surface of the lower housing 101.

  A first push switch 109 is disposed on the surface of the lower housing 101. A first protrusion 110 is provided on the surface of the upper housing 102. As shown in FIG. 4, a recess 111 is formed at the upper end of the lower housing 101. A second push switch 112 is disposed in the recess 111. A second protrusion 113 is provided at the lower end of the back surface of the upper housing 102. A communication unit 114 is disposed inside the lower housing 101. A display driving unit 115 is disposed inside the upper housing 102.

  As shown in FIG. 6, the foldable mobile phone 100 includes an antenna 601, a communication unit 114, a microphone 108, a speaker 106, an operation unit 105, a display driving unit 115, a liquid crystal display unit 104, a first push switch 109, a first 2 push switches 112, a camera 107, and an image signal processing unit 602. The communication unit 114 includes a transmission / reception unit 603 and a control unit 604.

  The antenna 601 is attached to the upper casing 102, receives a transmission radio signal from a communication apparatus as a communication partner, generates a reception signal, and gives the transmission / reception unit 603. The transmission / reception unit 603 performs predetermined processing on the received signal from the antenna 601 and provides the signal to the control unit 604. The control unit 604 gives the reception signal from the transmission / reception unit 603 to the speaker 106 based on the operation signal from the operation unit 105.

  The microphone 108 receives the sound, generates a sound signal, and gives it to the control unit 604. The control unit 604 gives the audio signal from the microphone 108 to the transmission / reception unit 603 as a transmission signal based on the operation signal from the operation unit 105. The transmission / reception unit 603 performs predetermined processing on the transmission signal from the control unit 604 and provides the signal to the antenna 601. The antenna 601 receives a transmission signal from the transmission / reception unit 603, generates a transmission radio signal, and transmits the transmission radio signal to a communication apparatus of a communication partner. The camera 107 captures an image of a subject, generates an image signal, and provides the image signal processing unit 602 with the image signal. The image signal processing unit 602 performs predetermined processing on the image signal from the camera 107 and supplies the processed image signal to the control unit 604.

  As shown in FIGS. 1 to 5, when the upper housing 102 and the lower housing 101 are closed and folded, the first protrusion 110 pushes the first push switch 109 to turn it on. Further, when the upper housing 102 and the lower housing 101 are opened to the maximum opening angle, the second protrusion 113 presses the second push switch 112 to turn it on. When the second push switch 112 is pressed and turned ON, the control unit 604 starts a call connection and performs invalidation processing of the input of the operation unit 105. When the first push switch 109 is pressed and turned on, the control unit 604 disconnects the call connection and performs an input valid process on the operation unit 105.

  As shown in FIGS. 4 and 5, the hinge device 103 includes two holding ring portions 1031 provided at the upper end portion of the lower housing 101 and two holding rings held by these holding ring portions 1031. A shaft 1032, a rotating cylinder 1033 that is rotatably held by one holding shaft 1032 and fixed to the upper end of the lower housing 101, and a rotating cylinder 1034 that is rotatably held by the other holding shaft 1032 Are provided. The rotating cylinders 1033 and 1034 are formed with through holes for attachment. A flexible cable 501 is disposed so as to pass through the mounting through holes of the rotating cylinders 1033 and 1034. The flexible cable 501 is bent. The lower end of the flexible cable 501 is connected to the communication unit 114 inside the lower housing 101. The upper end portion of the flexible cable 501 is connected to the display drive unit 115 inside the upper housing 102. Thereby, the flexible cable 501 is not exposed even if the lower casing 101 and the upper casing 102 are opened.

  In addition, you may comprise the hinge apparatus 103 by what was described in Unexamined-Japanese-Patent No. 10-317779. Japanese Patent Laid-Open No. 10-317779 discloses a hinge device having a main body hinge cylinder fixed to a device main body and a cover abutting edge periphery slidably contactable with the main body abutting edge. A fixed disk in the rotation-stopped state, and a movable disk in the rotation-stopped state in the cover hinge cylinder. A plurality of engaging recesses are provided at any one of the movable butting end surfaces of the disk at a predetermined circumferential angle position, and the other is engaged with the engaging recesses by elasticity due to ridges. In the hinge device provided with the engagement projection, and switching the engagement of the engagement projection to the engagement recess when the cover is closed and opened, to the other engagement recess, The engaging recess and engaging protrusion can be fixed butt end faces. The butt end face, in which are set be in the required circumferential angular position which is a rotation axis sincerely different diameters from each other.

  Next, the operation of the first example according to the embodiment of the present invention will be described with reference to FIGS. FIG. 7 is a flowchart for explaining the operation of the first example of the embodiment of the present invention.

  First, in step ST701, the control unit 604 determines whether or not the second push switch 112 is ON. When the second push switch 112 is ON in step ST701, the control unit 604 starts a call connection (step ST702), and performs an invalidation process of the operation unit 105 (step ST703).

  Next, in step ST704, the control unit 604 determines whether or not the first push switch is ON. When the first push switch is ON in step ST704, the control unit 604 disconnects the call connection (step ST705) and performs an input valid process on the operation unit 105 (step ST706). Next, in step ST707, the control unit 604 determines whether or not the operation is finished. When the operation is not finished in step ST707, the operation returns to step ST701.

  Next, the display setting during a call in the operation of the second example of the embodiment of the present invention will be described with reference to FIGS. FIG. 8 is a flowchart for explaining call display setting in the operation of the second example of the embodiment of the present invention.

  As shown in FIG. 8, in step ST801, the control unit 604 determines whether screen setting is selected. When screen setting is selected in step ST801, control unit 604 causes liquid crystal display unit 104 to display a setting item list (step ST802). Next, in step ST803, the control unit 604 determines whether setting of the display mode during call is selected. When setting of the display mode during a call is selected in step ST803, control unit 604 causes liquid crystal display unit 104 to display a list of the display mode during a call (step ST804).

  Next, in step ST805, the control unit 604 determines whether or not the call display mode is selected. In step ST805, when it is not the call display mode, the control unit 604 determines whether or not the call dedicated image mode is set (step ST806). In step S806, when not in the call-only image mode, the control unit 604 determines whether or not the display OFF mode is set (step ST807). When it is in the display OFF mode in step ST807, the control unit 604 stores the fact that it is in the display OFF mode in the storage device (step ST808).

  In step ST806, when it is in the call-only image mode, the control unit 604 causes the storage device to store that it is in the call-only image mode (step ST809). Next, in step ST810, the control unit 604 displays a list of images (still images and moving images) on the liquid crystal display unit 104. Next, in step ST811, the control unit 604 determines whether an image is selected. When an image is selected in step ST811, the control unit 604 stores a pointer to the selected image in the storage device (step ST812).

  When in the call display mode in step ST805, the control unit 604 determines whether or not it is in the standby image mode (step ST813). When the standby image mode is not set in step ST813, the control unit 604 determines whether or not the other party display mode is set (step ST814).

  When the standby image mode is set in step ST813, the control unit 604 causes the storage device to store the standby image mode (step ST815). When it is in the partner display mode in step ST814, control unit 604 causes the storage device to store the partner display mode (step ST816).

  Next, the display setting during a call in the operation of the second example of the embodiment of the present invention will be described with reference to FIGS. 9 and 10 together with FIGS. FIG. 9 is a flowchart for explaining a part of another example of display setting during a call in the operation of the second example of the embodiment of the present invention. FIG. 10 is another flowchart for explaining a part of another example of the display setting during call in the operation of the second example of the embodiment of the present invention. In another example of the call display setting in the operation of the second example in the embodiment of the present invention, it is the same as the step shown in FIG. 8 in the operation of the first example in the embodiment of the present invention. Components are denoted by the same reference numerals and description thereof is omitted.

  As shown in FIG. 9, operations from step ST901 to step ST905 are added to the operations from step ST801 to step ST811 and the operations from step ST813 to step ST816.

  When an image is selected in step ST811, the control unit 604 causes the liquid crystal display unit to display correction mode selection (step ST901). Next, control section 604 determines whether or not a correction mode has been selected (step ST902). When the correction mode is selected in step ST902, γ correction is performed on the image (step ST903). As shown in FIG. 11, the γ correction is to correct an image so that the inclination is large in a low brightness area of the image and the inclination is small in a high brightness area.

  Next, the control unit 604 stores the γ-corrected image in the storage device (step ST904). Next, the control unit 604 stores a pointer to the selected image in the storage device (step ST905). When the correction mode is not selected in step ST902, in step ST905, the control unit 604 stores a pointer to the selected image in the storage device.

  Next, image display in the operation of the second example of the embodiment of the present invention will be described with reference to FIGS. 12 and 13 together with FIGS. FIG. 12 is a flowchart for explaining a part of image display in the operation of the second example of the embodiment of the present invention. FIG. 13 is another flowchart for explaining a part of image display in the operation of the second example of the embodiment of the present invention. In the operation of the second example in the embodiment of the present invention, the same reference numerals are given to the same operations as those in the first example of the embodiment of the present invention, and the description thereof is omitted.

  As shown in FIG. 12, the operations from step ST701 to step ST703 are executed. Next, in step ST1201, the control unit 604 determines whether or not it is a call display mode. In step ST1201, when not in the call display mode, the control unit 604 determines whether or not it is in the call-only image mode (step ST1202).

  In step ST1202, when it is not the dedicated image mode during a call, the control unit 604 determines whether or not it is in the display OFF mode (step ST1203). When it is not the display OFF mode in step ST1203, the process goes to step ST1204. When the display OFF mode is set in step ST1203, the control unit 604 turns off the liquid crystal display unit 104 (step ST1205), and the process goes to step ST704.

  In step ST1202, in the call-only image mode, the control unit 604 acquires a call display image or video from the storage device (step ST1206), and goes to step ST1204. In step ST1201, when in the call display mode, the control unit 604 determines whether or not the standby image mode is set (step ST1207). When the standby image mode is not set in step ST1207, the control unit 604 determines whether or not the partner display mode is set (step ST1208).

  When the standby image mode is set in step ST1207, the control unit 604 acquires a standby image from the storage device (step ST1209), and goes to step ST1204. When the partner display mode is set in step ST1208, control unit 604 obtains the name of the other party who is talking from the storage device (step ST1210), and goes to step ST1204. When it is not the partner display mode in step ST1208, the operation goes to step ST704.

  In step ST1204, the control unit 604 displays the acquired image or moving image on the liquid crystal display unit 104. Next, the operations from step ST704 to step ST707 are executed.

  The present invention is useful for a foldable mobile phone.

1 is a schematic front view showing a foldable mobile phone according to an embodiment of the present invention. 1 is a schematic rear view showing a foldable mobile phone according to an embodiment of the present invention; 1 is a schematic left side view showing a foldable mobile phone according to an embodiment of the present invention; 1 is a schematic enlarged left side view showing a main part of a foldable mobile phone according to an embodiment of the present invention. 1 is a schematic enlarged perspective view showing a hinge device of a foldable mobile phone according to an embodiment of the present invention. 1 is a block diagram showing a configuration of a foldable mobile phone according to an embodiment of the present invention. The flowchart for demonstrating operation | movement of the 1st Example in one embodiment of this invention. Flow chart for explaining call display setting in the operation of the second example of the embodiment of the present invention The flowchart for demonstrating a part of other example of the display setting during a call in operation | movement of the 2nd Example in one embodiment of this invention The other flowchart for demonstrating a part of other example of the display setting during a call in operation | movement of the 2nd Example in one embodiment of this invention The figure for demonstrating (gamma) correction in the other example of the display setting during a call in the operation | movement of the 2nd Example in one embodiment of this invention. The flowchart for demonstrating a part of image display in operation | movement of the 2nd Example in one embodiment of this invention. Other flowchart for demonstrating a part of image display in operation | movement of 2nd Example in one embodiment of this invention.

Explanation of symbols

DESCRIPTION OF SYMBOLS 100 Folding-type mobile telephone 101 Lower housing | casing 102 Upper housing | casing 103 Hinge apparatus 104 Liquid crystal display part 105 Operation part 106 Speaker 107 Camera 108 Microphone 109 1st push switch 110 1st protrusion 111 Recessed part 112 2nd push switch 113 Second projection 114 Communication unit 115 Display drive unit 601 Antenna 602 Image signal processing unit

Claims (2)

  The upper casing and the lower casing are arranged such that the maximum opening angle of the upper casing with respect to the lower casing, the upper casing, and the lower casing is an angle from 185 degrees to 210 degrees. A hinge member connected in an openable / closable manner, a surface of the upper housing and a surface of the lower housing that are exposed when the upper housing and the lower housing are opened, and the upper housing A liquid crystal display unit disposed on the surface of the body, an operation unit having a plurality of operation keys disposed on the surface of the lower housing, and an upper surface of the back surface of the upper housing A foldable mobile phone comprising: a speaker that is provided; and a microphone that is provided at the lower end of the back surface of the lower casing. A push switch, a first protrusion provided on a surface of the upper housing, and the lower A second push switch disposed in a recess at the upper end of the casing; and a second protrusion provided at a lower end of the back surface of the upper casing, the upper casing and the lower When the side casing is closed and folded, the first protrusion pushes the first push switch to turn ON, and the upper casing and the lower casing are opened to the maximum opening angle. The second protrusion pushes the second push switch to turn ON, and when the second push switch is pushed to turn ON, the call connection is started and the input by the operation unit is invalidated; and A foldable mobile phone that disconnects a call connection when the first push switch is pressed and is turned on, and enables input by the operation unit.   2. The foldable mobile phone according to claim 1, further comprising means for displaying an image on the liquid crystal display unit when the second protrusion pushes the second push switch to turn it on. 3.

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