JP2016225734A - Mobile terminal device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile terminal device capable of reducing the occurrence of a situation such that a person surrounding the mobile terminal device is frightened by a notification sound which is output from the mobile terminal device loaded on a cradle.SOLUTION: A smart phone which is a mobile terminal device determines whether or not held by a desktop holder. When a preset notification sound is output from a speaker, if the smart phone is determined to be held by the desktop holder, the smart phone is configured to output a notification sound from the speaker with a volume smaller than when determined that the smart phone is not held by the desktop holder.SELECTED DRAWING: Figure 5

Description

  The present invention relates to a portable terminal device including a speaker.

  2. Description of the Related Art Conventionally, charging bases for charging mobile terminal devices such as mobile phones and smartphones are known. As a charging stand, a desktop holder that charges a portable terminal device via an electrical contact, a cradle that can send and receive data as well as charge, a wireless charging device that wirelessly charges the portable terminal device (contactless charging device) Etc. are known.

  For example, Patent Document 1 discloses a desktop holder for holding a mobile phone. The desktop holder holds a portable telephone having a surface on which an image display unit is provided as a front surface and a speaker on a surface other than the front surface with the front side facing the observation side. The desktop holder includes direction changing means for directing at least a part of the sound generated from the speaker and traveling in a direction other than the front direction.

  Patent Document 2 discloses a mobile phone and a cradle to which the mobile phone can be connected. The mobile phone includes an acoustic processing unit that outputs an acoustic signal. When the mobile phone is connected to the cradle, the mobile phone outputs the sound signal from the sound processing unit toward the cradle, thereby outputting sound corresponding to the sound signal from a speaker arranged in the cradle. When the type of the acoustic signal output from the acoustic processing unit is a specific type, the cellular phone regulates the output of the acoustic signal to the speaker.

  In addition, the mobile terminal device often emits a notification sound such as a ring tone and an alarm sound when it is not placed on the charging stand. For this reason, the user of the mobile terminal device often sets the volume of the notification sound to a relatively large volume that can be heard among ambient noises.

JP 2005-136895 A JP 2007-135077 A

  By the way, when the mobile terminal device is mounted on a mounting base (for example, a charging base or a simple base that does not have a charging function), a person around the mobile terminal device (particularly a user of the mobile terminal device). When a notification sound is output from the mobile terminal device mounted on the mounting table, a third party other than the above may be surprised by the notification sound. In particular, if the mounting table has a function of amplifying the notification sound or an acoustic characteristic such that the notification sound is amplified by the sound conduction action on the mounting table, a person around the mobile terminal device may be surprised. Is expensive.

  The present invention has been made in view of the above-described problems, and its object is to provide a person around the mobile terminal device (the above-described user) by a notification sound output from the mobile terminal device mounted on the mounting table. Another object of the present invention is to provide a portable terminal device that can reduce the occurrence of a situation where a third party is surprised.

  According to an aspect of the present invention, the mobile terminal device includes a speaker and can be placed on a mounting table. The mobile terminal device includes a determination unit for determining whether or not the mobile terminal device is mounted on a mounting table, and an output control unit for controlling output from a speaker. The output control unit determines that the mobile terminal device is not mounted on the mounting table when it is determined that the mobile terminal device is mounted on the mounting table when the predetermined notification sound is output from the speaker. The notification sound is output from the speaker at a lower volume than when the sound is played.

  According to said invention, generation | occurrence | production of the situation where the person around a portable terminal device is surprised by the alerting sound output from the portable terminal device mounted in the mounting base can be reduced.

1 is an external view of a smartphone 1. FIG. It is the perspective view showing the external appearance of the desktop holder 2 in which the smart phone 1 is mounted. It is a figure for demonstrating the operation method at the time of charging the smart phone 1 using the desktop holder. It is a figure for demonstrating the structure of the smart phone 1 and the desktop holder 2. FIG. 4 is a flowchart for explaining a flow of processing in the smartphone 1.

  Hereinafter, embodiments of the present invention will be described with reference to the drawings. In the following description, the same parts are denoted by the same reference numerals. Their names and functions are also the same. Therefore, detailed description thereof will not be repeated.

  In the following, a smartphone will be described as an example of a mobile terminal device, but the present invention is not limited to this. The portable terminal device is not particularly limited as long as it is a rechargeable electronic device that emits a predetermined notification sound such as a ringtone or an alarm sound, and is an electronic device that is charged by a charging stand. For example, the mobile terminal device may be a feature phone, a tablet terminal, an electronic dictionary, or a digital camera. In addition, the smartphone may be a feature phone type smartphone using Android (registered trademark) as an OS (Operating System), for example.

  Moreover, below, a charging stand is mentioned as an example and demonstrated as an example of a mounting base. However, the present invention is not limited to this, and the mounting table may be any table that has a configuration capable of mounting the mobile terminal device. In the following, a desktop holder will be described as an example of a charging stand, but the present invention is not limited thereto, and the charging stand may be a cradle or a wireless charging device. Good.

  The mobile terminal device is charged by being placed on a charging stand. Hereinafter, placing a smartphone as a mobile terminal device on a desktop holder which is a charging stand is also referred to as holding the smartphone by the desktop holder. That is, in the following, the word “hold” may be used as an aspect of “placement”.

  FIG. 1 is a diagram showing the appearance of the smartphone 1. FIG. 1A is a front view showing the front of the smartphone 1. FIG. 1B is a back view showing the back surface of the smartphone 1. With reference to FIG. 1 (A), the smart phone 1 is provided with the touch screen 109 and the earpiece 113 for outputting the other party's audio | voice. Note that the touch screen 109 is typically configured by placing a touch panel on a display.

  With reference to FIG. 1B, the smartphone 1 includes an external connection terminal 105, a camera 110, a speaker 112, and two charging terminals 115. A mouthpiece (microphone) for transmitting the voice of the user of the smartphone 1 to the communication partner is provided on the bottom surface on which the external connection terminal 105 is provided.

  The external connection terminal 105 is a terminal for connecting an AC (alternating current) adapter or a microUSB (Universal Serial Bus) cable for connection to a personal computer.

  The charging terminal 115 is a terminal used when using the desktop holder 2 (FIG. 2) described later. Specifically, the charging terminal 115 is a metal used to supply power from the external power source to the smartphone 1 when the smartphone 1 is placed on a desktop holder (to be described later) and the battery (secondary battery) of the smartphone 1 is charged. Terminal.

  The speaker 112 is an output device for outputting notification sounds such as ringtones and alarm sounds, and sounds of various contents. The speaker 112 is not limited to the magnetic field method as long as it converts an electric signal into sound, and may be another method such as a piezoelectric method. Examples of the content include music, moving images, television images, and the like.

  FIG. 2 is a perspective view showing the appearance of the desktop holder 2 on which the smartphone 1 is placed. With reference to FIG. 2, the desktop holder 2 includes an acoustic duct 201, a cushion member 202, and two openings 203.

  The acoustic duct 201 is a space for amplifying sound. In the acoustic duct 201, when the smartphone 1 is not held by the desktop holder 2, the entrance 211 and the exit 212 are exposed to the outside. When the smartphone 1 is held by the desktop holder 2, the speaker 112 of the smartphone 1 is positioned near the entrance 211 of the acoustic duct 201, and as a result, the entrance 211 is not exposed to the outside.

  The cushion member 202 has a rectangular opening. The cushion member 202 is installed around the entrance 211 of the acoustic duct 201. The cushion member 202 supports a portion around the speaker 112 of the smartphone 1 (a part of the back surface of the housing). The cushion member 202 is typically composed of a resilient member such as rubber.

  When the smartphone 112 is held by the desktop holder 2 and the speaker 112 of the smartphone 1 emits a sound, the emitted sound is amplified while proceeding from the inlet 211 to the outlet 212 of the acoustic duct 201 and is emitted from the outlet 212. Is output.

  Each of the two openings 203 is provided for projecting a charging terminal (not shown) from the inside of the housing of the desktop holder 2 to the outside. When charging the smartphone 1 with the desktop holder 2, the side surface of the smartphone 1 contacts the bottom surface 205 of the desktop holder 2, and the back surface of the smartphone 1 contacts the inclined surface 206 of the desktop holder 2.

  FIG. 3 is a diagram for explaining an operation method when charging the smartphone 1 using the desktop holder 2. FIG. 3A is a diagram illustrating a state in which the smartphone 1 is brought close to the desktop holder 2. FIG. 3B is a diagram illustrating a state immediately after the side surface of the smartphone 1 is brought into contact with the bottom surface 205 of the desktop holder 2. FIG. 3C is a diagram illustrating a state after the back surface of the smartphone 1 is brought into contact with the inclined surface 206 of the desktop holder 2.

  With reference to FIG. 3A, when the user charges the smartphone 1 using the desktop holder 2, the user makes the following preparations. First, the user connects one plug (typically a USB plug) of a cable 803 having both ends formed of male connectors (hereinafter referred to as “plugs”) to the AC adapter 802. Next, the user inserts the other plug (typically, microUSB plug) of the cable 803 into the female connector (receptacle) of the desktop holder 2. Further, the user inserts the plug of the AC adapter 802 into a commercial power outlet 801. Thereafter, the user moves the smartphone 1 in the direction of the arrow 901 in order to bring the side surface of the smartphone 1 into contact with the bottom surface 205 of the desktop holder 2.

  Referring to FIG. 3B, after the side surface of the smartphone 1 is brought into contact with the bottom surface 205 of the desktop holder 2, the user brings the back surface of the smartphone 1 into contact with the inclined surface 206 of the desktop holder 2. The smartphone 1 is rotated in the direction of the arrow 902 using the side surface of 1 as a rotation axis.

  Referring to FIG. 3C, when the rotation in the direction of the arrow 902 is finished, a charging terminal (not shown) protrudes from each of the two openings 203 of the desktop holder 2, and each protruding charging terminal is a smartphone. 1 corresponding charging terminal 115 abuts. Thereby, charging of the smartphone 1 is started.

  When the user is playing content on the smartphone 1, the smartphone 1 outputs the sound of the content from the speaker 112. In addition, when there is an incoming call, the smartphone 1 outputs a ring tone from the speaker 112. Furthermore, the smart phone 1 outputs an alarm sound from the speaker when the alarm setting time comes. These sounds output from the speaker 112 are amplified by the acoustic duct 201 and output from the outlet 212 of the acoustic duct 201.

  FIG. 4 is a diagram for explaining the configuration of the smartphone 1 and the desktop holder 2. With reference to FIG. 4, the smartphone 1 includes a control unit 101, a storage unit 102, a charging circuit 103, a battery 104, an external connection terminal 105, a communication processing unit 106, an antenna 107, and an acoustic processing unit 108. A touch screen 109, a camera 110, a hall element 111, a speaker 112, a mouthpiece 113, a mouthpiece 114, and a charging terminal 115. The control unit 101 includes a determination unit 151. The sound processing unit 108 includes an output control unit 158.

  The desktop holder 2 includes an acoustic duct 201, a charger 207, and a magnet magnet 208. The charger 207 receives power via the AC adapter 802 and a plug of the cable 803 (typically, a microUSB plug). The magnet magnet 208 is provided at a position facing the hall element 111 of the smartphone 1 when the smartphone 1 is held by the desktop holder 2.

Hereinafter, processing of each unit of the smartphone 1 will be described.
The storage unit 102 stores an operating system, various application software, and various data. The storage unit 102 is configured by a memory such as a ROM (Read Only Memory), a RAM (Random Access Memory), or a flash memory.

  The storage unit 102 stores the volume level (third volume level) of the content. Further, the storage unit 102 stores a first volume level and a second volume level lower than the first volume level as the volume level of the notification sound. These volume levels are set (changed) by an input by a user via an operation unit (not shown). Specifically, the smartphone 1 accepts a user operation for changing the second volume level in a range where the volume level is lower than the first volume level.

  The hall element 111 converts the magnetic field generated by the magnet magnet 208 of the desktop holder 2 into an electrical signal and sends the electrical signal to the control unit 101.

  The control unit 101 controls the overall operation of the smartphone 1. The control unit 101 is realized by the CPU executing an operating system and various application software stored in the storage unit 102.

  The control unit 101 is an operation mode that does not control the volume of the notification sound (hereinafter also referred to as “first operation mode”) and an operation mode that controls the volume of the notification sound (hereinafter also referred to as “second operation mode”). Among these, it operates in the operation mode selected by the user. Specifically, the “second operation mode” is an operation mode in which the volume of the notification sound is reduced as compared with the first operation mode.

  The determination unit 151 determines whether the smartphone 1 is held by the desktop holder 2 (whether it is placed on the desktop holder 2) based on the electrical signal output from the hall element 111. The determination unit 151 sends the determination result to the sound processing unit 108. In the present embodiment, the configuration for determining whether or not the smartphone 1 is held by the desktop holder 2 using the magnet magnet 208 and the hall element 111 is described as an example, but the present invention is not limited thereto. It is not a thing. You may comprise the smart phone 1 and the desktop holder 2 so that it may determine whether the smart phone 1 is hold | maintained by the desktop holder 2 with a mechanical mechanism.

  The charging circuit 103 stores the power supplied through the charger 207 and the charging terminal 115 in the battery 104. The battery 104 supplies electric power to each unit in order to operate each unit in the smartphone 1.

  The communication processing unit 106 is a communication IF (InterFace) for executing various processes for performing communication via the antenna 107. For example, the communication processing unit 106 includes an RF (Radio Frequency) circuit and a baseband circuit. The communication processing unit 106 receives an incoming call from a communication device of a communication partner.

  The acoustic processing unit 108 performs a voice encoding process on the sound collected at the mouthpiece 114 of the smartphone 1 and sends the processed data (for example, voice data) to the control unit 101. In addition, the acoustic processing unit 108 performs voice decoding processing on data (for example, voice data) sent from the control unit 101 in order to output sound from the smartphone 1, and receives the processed sound as an earpiece. 113 or the speaker 112. Specifically, the acoustic processing unit 108 causes the other party's voice to be output from the earpiece 113, and causes the content sound and the notification sound to be output from the speaker 112.

Next, the output control unit 158 of the acoustic processing unit 108 will be described.
(1) The output control unit 158 controls the output from the speaker 112. When the output control unit 158 outputs the notification sound from the speaker 112, when the determination unit 151 determines that the smartphone 1 is placed on the desktop holder 2 (that is, is held by the desktop holder 2), The notification sound is output from the speaker 112 at a lower volume than when it is determined that the smartphone 1 is not placed on the desktop holder 2.

  According to the above configuration, when the smartphone 1 is placed on the desktop holder 2, the smartphone 1 outputs a notification sound at a lower volume than when it is not placed. Therefore, it is possible to reduce the occurrence of a situation in which a person (user and / or third party) around the smartphone 1 is surprised by the notification sound output from the smartphone 1 (the notification sound after being amplified by the acoustic duct). It becomes.

  (2) Specifically, as described above, the storage unit 102 stores the first volume level and the second volume level that is lower than the first volume level. When it is determined that the smartphone 1 is not placed on the desktop holder 2, the output control unit 158 outputs a notification sound from the speaker 112 at the first volume level. In addition, when it is determined that the smartphone 1 is placed on the desktop holder 2, the output control unit 158 outputs a notification sound from the speaker 112 at the second volume level.

  (3) In more detail, as described above, the smartphone 1 has the first operation mode (operation mode in which the volume of the notification sound is not controlled) and the second operation mode (operation mode in which the volume of the notification sound is controlled). With. When it is determined that the smartphone 1 is placed on the desktop holder 2 when the operation mode of the smartphone 1 is the first operation mode, the output control unit 158 sends a notification sound from the speaker 112 at the first volume level. Output. In addition, when the operation mode of the smartphone 1 is the second operation mode, the output control unit 158 displays the notification sound at the second volume level when it is determined that the smartphone 1 is placed on the desktop holder 2. 112 to output.

  Thus, the user sets the operation mode of the smartphone 1 to the second operation mode, and is smaller than when the user is not placed on the desktop holder on the condition that the smartphone 1 is placed on the desktop holder 2. The notification sound can be output from the speaker 112 at the volume (second volume level).

  (4) As described above, the notification sound is a ringtone and an alarm sound. When the output control unit 158 outputs the notification sound when the sound of the content is output from the speaker 112 at the preset third volume level, the smartphone 1 is placed on the desktop holder 2. Even if it is determined that the notification sound is generated, the notification sound is output at the third volume level. That is, even if it is determined that the smartphone 1 is placed on the desktop holder 2, the output control unit 158 does not output the notification sound from the speaker 112 at the second volume level.

  According to the above configuration, when the sound of the content is output from the speaker, the notification sound is output at the same volume level as the volume level of the content. When the user is viewing the content, even if the notification sound output at the same volume level as the content volume level is output from the acoustic duct 201, the user is less surprised. Conversely, if the notification sound is not output at the same volume level as the content, the user is less likely to notice the notification sound. Therefore, according to the smart phone 1, the convenience for a user can be improved compared with the smart phone which does not have said structure.

  FIG. 5 is a flowchart for explaining the flow of processing in the smartphone 1. Specifically, FIG. 5 is a flowchart for explaining the flow of processing after a situation (trigger) in which a notification sound is output occurs.

  With reference to FIG. 5, in step S <b> 2, the smartphone 1 determines whether the smartphone 1 is held by the desktop holder 2. Specifically, the control unit 101 determines whether or not the smartphone 1 is held by the desktop holder 2 based on the electrical signal output from the hall element. If it is determined that it is not held (NO in step S2), in step S14, the smartphone 1 outputs a notification sound from the speaker 112 at the first volume level.

  When it is determined that the content is held (YES in step S2), in step S4, the smartphone 1 determines whether the content is being reproduced. If it is determined that the content is being reproduced (YES in step S4), in step S12, the smartphone 1 outputs a notification sound at the content reproduction volume level (that is, the above-described third volume level). If it is determined that the content is not being played back (NO in step S4), in step S6, the smartphone 1 is in the operation mode for controlling the volume of the notification sound (that is, the second operation mode). Determine whether or not.

  When it is determined that the operation mode (that is, the first operation mode) in which the volume of the notification sound is not controlled (NO in step S6), in step S10, the smartphone 1 displays the notification sound at the first volume level with a speaker. 112 to output. If it is determined that the operation mode (second operation mode) is to control the volume of the notification sound (YES in step S6), in step S8, the smartphone 1 has a second volume lower than the first volume level. The notification sound is output from the speaker 112 at the level.

  The position of the entrance 211 of the acoustic duct 201 of the desktop holder described above and the position of the speaker 112 of the smartphone 1 are not limited to the positions described above.

(Modification)
It is good also as a structure where mounting bases, such as the desktop holder 2, transmit the specific digital information for every classification of mounting bases with respect to the smart phone 1 currently mounted. In this case, the smartphone 1 is configured to receive digital information from the mounting table and set at least one of the first volume level and the second volume level based on the received digital information. Keep it. According to such a configuration, the smartphone 1 can set a volume level according to the acoustic characteristics of the mounting table. For example, the digital information can be received using a signal line around the charging connection, proximity communication, or the like.

  The embodiment disclosed this time is an exemplification, and the present invention is not limited to the above contents. The scope of the present invention is defined by the terms of the claims, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

  DESCRIPTION OF SYMBOLS 1 Smart phone, 2 Desktop holder, 101 Control part, 102 Memory | storage part, 103 Charging circuit, 104 Battery, 105 External connection terminal, 106 Communication processing part, 107 Antenna, 108 Sound processing part, 109 Touch screen, 110 Camera, 111 Hall element , 112 Speaker, 113 Earpiece, 114 Mouthpiece, 115 Charging terminal, 151 Determination unit, 158 Output control unit, 201 Acoustic duct, 202 Cushion member, 203 Opening, 205 Bottom surface, 206 Inclined surface, 207 Charger, 208 Magnet Magnet, 211 inlet, 212 outlet, 801 outlet, 802 adapter, 803 cable.

Claims (6)

A portable terminal device that includes a speaker and can be placed on a placement table,
A determination unit for determining whether or not the portable terminal device is mounted on the mounting table;
An output control unit for controlling the output from the speaker;
When the output control unit outputs a predetermined notification sound from the speaker, when it is determined that the mobile terminal device is placed on the mounting table, the mobile terminal device is mounted on the mounting table. A portable terminal device that causes the speaker to output the notification sound at a lower volume than when determined not to be placed. A storage unit capable of storing a first volume level and a second volume level lower than the first volume level;
The output control unit
When it is determined that the mobile terminal device is not placed on the mounting table, the notification sound is output from the speaker at the first volume level;
The portable terminal device according to claim 1, wherein when it is determined that the portable terminal device is placed on the mounting table, the notification sound is output from the speaker at the second volume level. The mobile terminal device includes a first operation mode and a second operation mode,
The output control unit
In the case of the first operation mode, when it is determined that the mobile terminal device is mounted on the mounting table, the notification sound is output from the speaker at the first volume level,
In the case of the second operation mode, when it is determined that the mobile terminal device is mounted on the mounting table, the notification sound is output from the speaker at the second volume level. 2. The mobile terminal device according to 2. The notification sound is at least one of a ringtone and an alarm sound,
When the output control unit outputs the notification sound when the sound of the content is output from the speaker at a preset third volume level, the portable terminal device is placed on the mounting table. The portable terminal device according to claim 2 or 3, wherein the notification sound is output at the third volume level even if it is determined that the notification is performed. The first volume level and the second volume level can be changed,
5. The mobile terminal device according to claim 2, wherein a user operation for changing the second volume level is received within a range in which the volume level is lower than the first volume level. 6.   5. The digital information is received from the mounting table, and at least one of the first volume level and the second volume level is set based on the received digital information. The mobile terminal device according to 1.

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