JP2011082724A - Mobile terminal apparatus - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a mobile terminal apparatus that avoids malfunction of a touch panel during a call. <P>SOLUTION: The mobile terminal apparatus 1 includes the touch panel 14 with both functions of display and input, a receiver 15 for outputting voice, and a microphone 16 for inputting voice, wherein the receiver 15 and microphone 16 are arranged on the opposite side of the touch panel 14. At the same time as the mobile terminal apparatus 1 receives an incoming call and a user initiates a call by depressing the touch panel 14 for off-hook, a main control unit 30 refers to a display setting table stored in the memory 39 and acquires a display setting preset by the user. When the preset display setting is "moving picture display", a display control unit 34 displays a corresponding moving picture on a display 35. When the display setting is "sound volume display", the display control unit 34 displays a sound volume control screen on the display 35. When the display setting is not the "moving picture display" nor the "sound volume display", the display setting becomes "display OFF", and the display control unit 34 turns the display 35 off. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a mobile terminal such as a mobile phone, and more particularly to a mobile terminal provided with a touch panel.

  Various input devices for receiving an operation instruction from a user are mounted on a mobile terminal such as a mobile phone. Among these input devices, devices that can input operation instructions by an intuitive operation such as a touch panel have recently been used. This touch panel is configured to receive an operation instruction based on input position information obtained by a touch sensor that senses a change in capacitance or contact pressure accompanying contact with the operation surface.

  A mobile phone equipped with a touch panel is likely to malfunction during a telephone call due to its configuration, and various malfunction avoidance techniques have been studied. For example, there is a technique in which when a face or ear approaches a touch panel during a call, a proximity sensor in the vicinity of the touch panel senses, and the touch panel is locked to prevent input.

  Patent Document 1 discloses a mobile phone technology for limiting an input effective area of a touch panel during a call in order to avoid malfunction of the touch panel during a call.

JP 2000-349886 A

  2. Description of the Related Art Conventionally, a portable terminal equipped with a touch panel is provided with a voice output receiver and a voice input microphone on the same surface as the touch panel. Therefore, the touch panel may hit the face or ear during a call and the touch sensor may sense and malfunction, or the touch panel may be soiled with cosmetics or sebum.

  The present invention has been made in consideration of such points, and an object thereof is to provide a portable terminal capable of avoiding malfunction of a touch panel during a call.

  A portable terminal according to the present invention includes a touch panel having display means for displaying characters and images, and a detection means for detecting input by touching the display means, a receiver for outputting sound, and a microphone for inputting sound. It is a portable terminal which comprises, The said receiver and the said microphone are arrange | positioned on the surface opposite to the said touch panel, It is characterized by the above-mentioned.

  According to the mobile terminal of the present invention, it is possible to avoid malfunction of the touch panel during a call.

The perspective view of the portable terminal which concerns on one Embodiment of this invention. The block diagram which shows schematic structure of the portable terminal in embodiment same as the above. Schematic when a user is carrying a telephone call with the portable terminal in the embodiment described above. The flowchart which shows the display operation of the touch panel in the telephone call of the portable terminal in embodiment same as the above. The figure which shows an example of the setting item of the display setting in a memory | storage part in embodiment same as the above. The flowchart which shows detailed operation | movement at the time of displaying the volume adjustment screen on a display of the portable terminal in embodiment same as the above. The figure which shows an example of the volume adjustment screen in embodiment same as the above.

  Hereinafter, embodiments of the present invention will be described with reference to the accompanying drawings. As a portable terminal to which the present invention is applied, a portable terminal that allows a user to input an operation instruction by touching the display with a finger will be described as an example.

  FIG. 1 is an external perspective view showing an embodiment of a portable terminal 1 according to the present invention, (A) is a front surface that is an operation surface, and (B) is a back surface of (A) opposite to the operation surface. It is a surface.

  The mobile terminal 1 includes a rectangular plate-shaped housing 11. A touch panel 14 occupies most of the front surface of the housing 11 (FIG. 1A).

  The touch panel 14 has both display and input functions. The touch panel 14 includes a display (display 35 in FIG. 2), a plurality of elements for detecting a contact operation arranged on the upper surface, and a transparent operation surface (touch sensor 33 in FIG. 2) stacked thereon. Is done.

  The touch panel 14 as a display (display unit) includes an area for displaying a display screen made up of characters and images. This display includes, for example, an LCD (Liquid Crystal Display), an organic EL (ElectroLuminescence) display, and an inorganic EL display.

  The touch panel 14 as a touch sensor (input unit) receives an instruction by detecting an operation of a contact object that comes into contact with the operation surface. Examples of the contact object include a user's finger and a stylus pen. As a method for detecting the operation of the contact object on the touch panel 14, a pressure sensitive method for detecting a change in pressure, an electrostatic method for detecting an electric signal due to static electricity, or other methods can be applied. The operation of the contact object is detected by coordinate information indicating the position where the contact is made. This information is represented by coordinate values on two axes in the short side direction and the long side direction of the touch panel 14, for example.

  On the back surface (FIG. 1B) opposite to the operation surface on which the touch panel 14 is located, a microphone 16 for inputting sound and a receiver 15 for outputting sound at positions opposed to each other in the longitudinal direction of the housing 11. , And a camera 17 are arranged.

  When making a voice call or receiving a call, the user makes a call with the back surface (FIG. 1B) on which the receiver 15 and the microphone 16 are mounted close to the face. At this time, since the touch panel 14 faces the surface opposite to the face, that is, the surface on the side of the handle, it is possible to prevent malfunction and contamination of the touch panel 14 due to the face and ears. FIG. 3 shows a schematic diagram when the user is talking with the mobile terminal 1. Since the touch panel 14 is on the palm side of the hand, the user can perform operations such as volume adjustment and mute with the finger of the hand on the touch panel 14 during a call. Further, during a call, the touch panel 14 faces outward, and a moving image such as an animation may be displayed on the touch panel 14.

  FIG. 2 is a schematic functional block diagram showing a main functional configuration of the mobile terminal 1 in the present embodiment. In the portable terminal 1, the main control unit 30, the power supply circuit unit 31, the input control unit 32, the display control unit 34, the voice control unit 36, the communication control unit 37, the information storage medium 38, and the storage unit 39 can communicate with each other via a bus. Connected to and configured.

  The main control unit 30 includes a CPU (Central Processing Unit). The main control unit 30 operates based on various programs stored in the information processing medium 28 and performs overall control of the mobile terminal 1.

  The power supply circuit unit 31 includes a power supply source (battery or the like), and switches the power supply ON / OFF state of the mobile terminal 1 based on an input via a predetermined operation key. The power supply circuit unit 31 supplies power from the power supply source to each unit when the power supply is in an ON state, thereby enabling the mobile terminal 1 to operate.

  The input control unit 32 includes an input interface for the touch sensor 33. The input control unit 32 receives the detection signal from the touch sensor 33 as information indicating the coordinates of the input position, generates a signal indicating the input, and transmits the signal to the main control unit 30.

  The display control unit 34 includes a display interface for the display 35. Based on the control of the main control unit 30, the display control unit 34 causes the display 35 to display document data, an image based on the image signal, and the like. Further, during a call, the display 35 is displayed according to display settings (described later) stored in the storage unit 39.

  The sound control unit 36 generates an analog sound signal from the sound collected by the microphone 16 based on the control of the main control unit 30 and converts the analog sound signal into a digital sound signal. Further, when acquiring the digital audio signal, the audio control unit 36 converts the digital audio signal into an analog audio signal based on the control of the main control unit 30 and outputs the analog audio signal as audio from the receiver 15.

  The communication control unit 37 restores data by processing the received signal received from the base station via the antenna 37a based on the control of the main control unit 30. This data is transmitted to the voice control unit 36 and output from the receiver 15 according to an instruction from the main control unit 30, transmitted to the display control unit 34 and displayed on the display 35, or recorded in the storage unit 39. To do. In addition, when the communication control unit 37 acquires voice data collected by the microphone 16, input data detected by the touch sensor 33, or data stored in the storage unit 39 based on the control of the main control unit 30, Data is processed and transmitted to the base station via the antenna 37a.

  The information storage medium 38 (a computer-readable medium) stores programs, data, and the like, and the function thereof can be realized by a hard disk, a memory (Flash Memory, ROM: Read Only Memory), or the like. The information storage medium 38 stores a program for causing a computer to function as each unit of the present embodiment (a program for causing a computer to execute processing of each unit), a plurality of applications, and the like.

  The storage unit 39 serves as a work area for the main control unit 30 and the communication control unit 37, and its function can be realized by a RAM (Random Access Memory) or the like. The storage unit 39 stores a display screen table (display setting table) corresponding to display settings that can be set by the user, such as volume display, moving image display, or display OFF, for display on the touch panel 14 during a call. . FIG. 5 shows an example of the display setting table.

  Next, the display operation of the touch panel 14 during a call will be described with reference to the flowchart of FIG. When the mobile terminal 1 receives a call (step S101) and the user presses the utterance button on the touch panel 14 to go off-hook (“Yes” in step S103), the main control unit 30 starts a call (step S105). Simultaneously with starting the call in step S105, the main control unit 30 refers to the display setting table stored in the storage unit 39 and acquires the display setting set in advance by the user (step S107).

  When the set display setting is “video display” (“Yes” in step S109), the display control unit 34 displays the corresponding video (animation A screen in the display setting table of FIG. 5) on the display 35. (Step S111). When the set display setting is “volume display” (“Yes” in step S113), the display control unit 34 displays a volume adjustment screen on the display 35 (step S115). If “No” in step S109 and step S113, the display setting is “display OFF”, and the display control unit 34 turns off the display on the display 35 (step S117).

  FIG. 6 shows a flowchart when the volume adjustment screen is displayed on the display 35, and FIG. 7 shows an example of the screen at that time. The volume adjustment screen and the mute adjustment screen are displayed on the display 35 by step S115 of FIG. For example, when the user flicks up or down the volume adjustment portion on the display 35 and performs a volume up / down operation (step S201), the voice control unit 36 changes the output of the receiver 15 to adjust the volume. Change (step S203). For example, when the user taps the mute adjustment screen portion on the display 35 and performs an operation for muting the volume (step S201), the audio control unit 36 sets the output of the receiver 15 to 0 and mutes the volume (step S205). .

  When the display setting is “video display” or “volume display”, a “record” button is provided at an arbitrary position on the screen displayed on the touch panel 14, and the “record” button is pressed when desired by the user. It may be.

  As described above, according to the present invention, the mounting surface of the touch panel 14, the receiver 15 and the microphone 16 is not the same surface but the opposite surface. Dirt can be prevented. In addition, the user can perform operations on the touch panel 14 during a call. Since the touch panel 14 faces outward during a call, a moving image may be displayed on the touch panel 14.

  As mentioned above, although embodiment of this invention was explained in full detail with reference to drawings, the specific structure is not restricted to this embodiment, The design change etc. of the range which does not deviate from the summary of this invention are included.

  For example, in the above-described embodiment, the input unit of the mobile terminal is configured with only the touch panel, but may be configured to have a hard key on the touch panel side so that the user can operate the hard key together with the touch panel during a call.

  DESCRIPTION OF SYMBOLS 1 ... Portable terminal, 11 ... Housing | casing, 14 ... Touch panel, 15 ... Receiver, 16 ... Microphone, 17 ... Camera, 30 ... Main control part, 31 ... Power supply circuit part, 32 ... Input control part, 33 ... Touch sensor, 34 ... Display control unit, 35 ... Display, 36 ... Audio control unit, 37 ... Communication control unit, 38 ... Information storage medium.

Claims (4)

A touch panel having display means for displaying characters and images, and detection means for detecting input by touching the display means;
A receiver that outputs audio;
A portable terminal having a microphone for inputting voice,
The receiver and the microphone are disposed on a surface opposite to the touch panel.
A portable terminal characterized by that. The touch panel is configured to display a predetermined image during a call and / or to perform an input operation related to the call during a call.
The mobile terminal according to claim 1. The input operation related to the call is configured to be a volume adjustment operation or a mute operation.
The mobile terminal according to claim 2. The predetermined image displayed during a call is a video or a volume control screen.
The portable terminal according to claim 2, wherein the portable terminal is a portable terminal.

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