JP2002247183A - Mobile phone and program - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile phone in which a hands-free speech can be simply switched into a handset speech so as to enhance the user-friendliness. SOLUTION: When a speech between a mobile phone 1 and another mobile phone 20 is being made by a hands-free speech by using a hands-free unit 12 and a touch sensor 8 senses a contact of a human body, a control section 2 of the mobile phone 1 switches the speech with the other mobile phone 20 from the hands-free speech into a handset speech. A talker making the hands-free speech touches the touch sensor 8 to simply switch the hands-free speech into the handset speech.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable telephone capable of making a telephone call with another telephone by hands-free communication using a hands-free device, and a program executed by the portable telephone.

[0002]

2. Description of the Related Art Conventionally, a portable telephone is mounted on a hands-free device in a vehicle cabin so that a telephone call with another telephone can be made by hands-free communication using the hands-free device. A enabling system is provided. In recent years, when a mobile phone approaches a hands-free device, for example, by using short-range wireless communication conforming to the Bluetooth communication standard, a wireless communication line is automatically established between the two devices, and a handset call is established. A system that automatically switches to hands-free calling is also being considered. According to this system, a caller using a mobile phone can display a menu screen or the like on the display of the mobile phone, and change from a handset call to a hands-free call. It is possible to switch from a handset call to a hands-free call and perform a hands-free call with another telephone simply by getting on the car without having to operate any key to switch to the call And the usability can be improved.

[0003] By the way, assuming that a caller using a mobile phone is, for example, a driver, the caller can make a call with another telephone by hands-free call. For example, when the surrounding noise is loud or when it is not easy for a passenger to listen to the contents of the call, the call between the other telephones is not a hands-free call. There is a demand that a call be switched from a hands-free call to a handset call and be performed by a handset call.

In such a case, the caller temporarily parks the car in a safe place, and displays a menu screen or the like on the display of the mobile phone to switch from a hands-free call to a handset call. Key operation is required. However, in this,
It is troublesome to operate a key for switching from such a hands-free call to a handset call, which is inconvenient.

The present invention has been made in view of the above circumstances, and has as its object to provide a portable telephone and a program which can easily switch from a hands-free call to a handset call, thereby improving the usability. Is to provide.

[0006]

According to the portable telephone of the present invention, the control means is used when a telephone call with another telephone is made by hands-free communication using a hands-free device. Therefore, when the detecting means detects that the human body and the main body have come into contact with or approached to each other, the communication between the other telephones is switched from the hands-free call to the handset call and the call is made by the handset call.
A caller who is making a call with another phone by hands-free call can perform a basic operation for making a handset call by holding the mobile phone in hand and approaching the face, thereby making a call with the other phone. Can easily be switched from a hands-free call to a handset call by using a handset call, thereby improving usability.

According to the second aspect of the present invention, when the control means detects that the human body and the main body have come into contact with each other, the control means starts time counting for a predetermined time, and terminates time counting for the predetermined time.
The call to another phone is switched from the hands-free call to the handset call and the call is made by the handset call. Considering that it takes a certain amount of time for the received voice output means to come close to the ear after touching and for the transmitted voice input means to come close to the mouth, it is possible to switch from a hands-free call to a handset call at the appropriate timing. In addition, the transmitted voice can be accurately transmitted to the other party, and the received voice from the other party can be heard accurately.

According to the third aspect of the present invention, the detecting means is constituted by the touch sensor for canceling the malfunction prevention mode provided on a part of the main body, so that a telephone call with another telephone can be made. The caller who is making a hands-free call can easily switch from another hands-free call to a handset call by touching a touch sensor provided on a part of the main unit. Can be performed. Also, by using the touch sensor for canceling the malfunction prevention mode, there is no need to newly provide a touch sensor,
It can be realized only by changing the software.

According to the fourth aspect of the present invention, the detecting means is disposed near the receiving voice output means for outputting the receiving voice or the transmitting voice inputting means for inputting the transmitting voice in the main body. Since it is composed of a proximity sensor, a caller who is making a call with another telephone by hands-free call, can bring the receiving voice output means closer to the ear or the transmitting voice input means closer to the mouth to make other calls. Can easily be switched from a hands-free call to a handset call by using a handset call.

[0010] According to the program described in claim 5, when the program is installed and executed, the same operation and effect as those described in claim 1 can be obtained, that is, between the other telephones. A caller who is making a hands-free call can perform a basic operation for making a handset call, such as holding a mobile phone in hand and approaching the face, thereby making a call with another phone handy. It is possible to easily switch from a free call to a handset call to perform a handset call.

According to the program described in claim 6, when the program is installed and executed, the same operation and effect as those described in claim 2 can be obtained, that is, from a hands-free call to a handset call. Can be switched at an appropriate timing, the transmitted voice can be accurately transmitted to the other party, and the received voice from the other party can be heard accurately.

[0012]

(First Embodiment) A first embodiment of the present invention will be described below with reference to FIGS. First, FIG. 2 shows an external perspective view of a mobile phone. In the mobile phone 1, a microphone 3 (transmitting voice input means in the present invention) for inputting a transmitting voice and a speaker 4 for outputting a receiving voice are provided on a front portion of the main body 2.
(Received voice output means according to the present invention), display 5, and a number of keys such as a "call start" key, a "call end" key, a "redial" key, and "numerical" keys of "0" to "9" are arranged. A keypad 6 is provided. An antenna 7 is provided on the upper portion of the main body 2, and a pair of electrodes 8 a and 8 b constituting a touch sensor 8 (detection means in the present invention) are provided on both side surfaces of the main body 2. ing.

FIG. 1 is a functional block diagram showing an electric configuration of the portable telephone 1 and the hands-free device. The mobile phone 1 includes a telephone communication unit 10 for performing processing related to telephone communication, and a voice switching unit 1 for connecting the microphone 3 and the speaker 4 to a control unit 9 (control means in the present invention) mainly including a microcomputer.
1. A Bluetooth communication unit 13 for performing short-range wireless communication conforming to the Bluetooth communication standard is connected to the display 5, the keypad 6, the touch sensor 8, and a hands-free device 12 described later. .

In this case, when the control section 9 detects that a predetermined key is operated on the keypad 6, the control section 9 sets the touch sensor 8 to either an effective state or an invalid state, and the touch sensor 8 Under the condition that the state is set, when the human body touches both of the electrodes 8a and 8b, a weak current flows between the electrodes 8a and 8b through the human body, and the weak current flows. In the state, the detection signal is output to the control unit 9. Then, by inputting a detection signal from the touch sensor 8, the control unit 9 detects that a weak current is flowing through the human body between the electrodes 8a and 8b of the touch sensor 8, and the human body detects both the electrodes 8a and 8b. Detects that you are touching.

The touch sensor 8 is originally provided for the purpose of automatically canceling the malfunction prevention mode, for example. That is, in the mobile phone 1,
For example, when any key of the keypad 6 comes in contact with the bag,
The mobile phone 1 is provided with a malfunction prevention function in order to avoid malfunction. When a person using the mobile phone 1 holds the mobile phone 1 in his / her hand, a human body is placed between the electrodes 8a and 8b of the touch sensor 8. , The malfunction prevention mode is automatically canceled.

The hands-free device 12 is installed in the cabin of an automobile, and a "call start" for starting a call to a control unit 14 mainly composed of a microcomputer.
Key, an operation switch 15 having keys such as a "end" key for ending the call and a "hold" key for holding the call, a microphone 16 for inputting a transmission voice, and outputting a reception voice An audio switching unit 18 for connecting a speaker 17 to be connected to the mobile phone 1 and a Bluetooth communication unit 19 for performing short-range wireless communication based on the Bluetooth communication standard with the above-described mobile phone 1 are connected.

In such a configuration, the portable telephone 1
Selects either call processing by handset call or call processing by hands-free call, and performs any selected call processing. Here, the call processing by the handset call means that the voice path between the microphone 3 and the speaker 4 and the telephone communication unit 10 is opened in the mobile phone 1 so that the mobile phone 1 This is a process for making a telephone call with the other telephone according to the present invention through the telephone network 21 without using the hands-free device 12.

Also, the call processing by hands-free call means that the voice path between the telephone communication unit 10 and the Bluetooth communication unit 13 is opened in the mobile phone 1 and the microphone 16 and the speaker are set in the hands-free device 12. Since the voice path between the mobile phone 1 and the Bluetooth communication unit 19 is opened and the wireless communication line is established between the mobile phone 1 and the hands-free device 12, the mobile phone 1 This is a process of using the hands-free device 12 to make a call between the user and the telephone network 21.

Next, the operation of the above configuration will be described with reference to FIG.
The description will be made with reference to FIG. Here, FIG. 3 shows a process performed by the mobile phone 1 and a process performed by the hands-free device 12 as a flowchart. Note that, here, the description will be given on the assumption that the control unit 2 of the mobile phone 1 is performing a hands-free call process and that the touch sensor 8 is set to an effective state.

In the mobile phone 1, the control unit 2 performs the following processing by executing a program. In other words, the controller 2 monitors whether or not a human body has touched the touch sensor 8 by monitoring whether or not a detection signal has been input from the touch sensor 8 in a state where the hands-free call processing is being performed. (Step S
1).

When the control unit 2 detects that a human body has touched the touch sensor 8 by inputting a detection signal from the touch sensor 8, the control unit 2 determines "YES" in step S1, and determines for a predetermined time (for example, A timer that measures 3 seconds) is started (step S2).

When the control unit 2 detects that the timer has timed out, the control unit 2 proceeds to step S3 to determine "YE".
S ”, and outputs a handset call switching command to the voice switching unit 11 to open a voice path between the microphone 3 and the speaker 4 and the telephone communication unit 10, and transmits a handset switching notification command to the Bluetooth communication unit 13. Then, the handset switching notification command is transmitted from the Bluetooth communication unit 13 to the Bluetooth communication unit 19 of the hands-free device 12 (step S4), and a call process by a handset call is performed (step S5).

On the other hand, in the hands-free device 12, the control unit 14 controls the mobile phone 1 in a state where the control unit 2 of the mobile phone 1 is performing a predetermined call process in response to the hands-free call process. It monitors whether a handset switching notification command has been received from the telephone 1 (step T1). When detecting that the handset switching notification command has been received, the control unit 14 determines “YES” in step T1 and ends the predetermined call processing.

With this control, a caller who is making a call with another mobile phone 20 by hands-free call can touch the touch sensor 8 of the mobile phone 1 to make a call with the other mobile phone 20. It is possible to switch the hands-free call from the hands-free call to the handset call and perform the handset call.

As described above, according to the first embodiment, when a call is made between the mobile phone 1 and another mobile phone 20 by hands-free communication using the hands-free device 12, When the human body touches the touch sensor 8, the communication with the other mobile phone 20 is switched from the hands-free call to the handset call and is performed by the handset call.
The caller who is making a call with the user by hands-free call can easily switch the call with another mobile phone 20 from the hands-free call to the handset call by touching the touch sensor 8 and use the handset call. And thereby enhance usability.

Further, by using the touch sensor 8 for canceling the malfunction prevention mode, it is not necessary to newly provide a touch sensor, and the touch sensor 8 can be realized only by changing software.

Further, when the human body touches the touch sensor 8, a timer is started, and when the timer expires, the call with another mobile phone 20 is switched from the hands-free call to the handset call and the handset call is started. Since the caller makes a call with another mobile phone 20 by hands-free call, the caller touches the touch sensor 8 and then moves the speaker 4 close to the ear and the microphone 3 close to the mouth. Considering that a certain amount of time is required, it is possible to switch from a hands-free call to a handset call at an appropriate timing, to accurately transmit outgoing voice to the other party, and to receive voice from the other party. Can be heard accurately.

(Second Embodiment) Next, a second embodiment of the present invention will be described.
An embodiment will be described with reference to FIGS.
The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Hereinafter, different parts will be described.
In the first embodiment described above, by using the touch sensor 8 for canceling the malfunction prevention mode, a call between the mobile phone 20 and another mobile phone 20 is held on condition that a human body touches the touch sensor 8. In the second embodiment, the hands-free communication is switched on the condition that the speaker approaches the ear or the microphone approaches the mouth. Is switched to a handset call.

FIG. 5 is a perspective view showing the appearance of the mobile phone. In the mobile phone 31, the microphone 3, the speaker 4, and the microphone 4 described in the first embodiment are provided on the front of the main body 32. A display 5 and a keypad 6 are provided, and a proximity sensor 33 (detection means in the present invention) is provided near the speaker 4.
A proximity sensor 34 (detection means in the present invention) is provided near the microphone 3.

FIG. 4 is a functional block diagram showing an electric configuration of the portable telephone 31 and the hands-free device 12 described above. The proximity sensor 33 outputs a detection signal to the control unit 35 (control means in the present invention) when the speaker 4 is close to the ear.
Outputs a detection signal to the control unit 35 when the microphone 3 is close to the mouth. Then, the control unit 35
Detects that the speaker 4 is approaching the ear by inputting a detection signal from the proximity sensor 33, and that the microphone 3 is approaching the mouth by inputting a detection signal from the proximity sensor 34. Is detected.

Next, the operation of the above configuration will be described with reference to FIG.
The description will be made with reference to FIG. In this case, in the mobile phone 31, the control unit 35 monitors whether or not a detection signal has been input from the proximity sensor 33 in a state where a call process by hands-free call is being performed, so that the speaker 4 approaches the ear. Is monitored (step S1).
1) Also, by monitoring whether or not a detection signal has been input from the proximity sensor 34, it is monitored whether or not the microphone 3 has approached the mouth (step S12).

When the control unit 35 detects that the speaker 4 has approached the ear by inputting the detection signal from the proximity sensor 33, the control unit 35 determines "YES" in step S11. When it is detected that the microphone 3 has approached the mouth by inputting the detection signal from the
ES ”, and outputs the handset call switching command to the voice switching unit 11 as described in the first embodiment, and the microphone 3 and the speaker 4 and the telephone communication unit 10.
And a handset switching notification command is output to the Bluetooth communication unit 13, and the handset switching notification command is transmitted from the Bluetooth communication unit 13 to the Bluetooth communication unit 19 of the handsfree device 12.
Is transmitted (step S4), and a call process by handset call is performed (step S5).

With this control, a caller who is making a call with another mobile phone 20 by hands-free call can bring another speaker 4 close to his ear or the microphone 3 close to his mouth to make another call. It is possible to switch from a hands-free call to a handset call to perform a call with the mobile phone 20 by a handset call.

As described above, according to the second embodiment, when a call is made between the portable telephone 1 and another portable telephone 20 by hands-free communication using the hands-free device 12, When the speaker 4 approaches the ear or the microphone 3 approaches the mouth, the communication with the other mobile phone 20 is switched from the hands-free communication to the handset communication and is performed by the handset communication. The caller who is making a call with the user 20 by hands-free call can bring the speaker 4 closer to the ear or the microphone 3 closer to the mouth in the same manner as described in the first embodiment, Calls between other mobile phones 20 can be easily switched from hands-free calls to handset calls and handset calls Ukoto can.

(Third Embodiment) Next, a third embodiment of the present invention will be described.
An embodiment will be described with reference to FIG. The same parts as those in the first embodiment are denoted by the same reference numerals, and description thereof will be omitted. Hereinafter, different parts will be described. The first mentioned above
In the embodiment, a Bluetooth communication unit 13 for performing short-range wireless communication conforming to the Bluetooth communication standard with the hands-free device 12 is integrally mounted on the mobile phone 1, and the hands-free device 12 is Telephone 1
This describes a configuration in which a Bluetooth communication unit 19 for performing short-range wireless communication conforming to the Bluetooth communication standard is integrated with the Bluetooth communication standard.
In the third embodiment, the Bluetooth communication unit is configured separately from the mobile phone and the hands-free device.

That is, on the portable telephone 41 side,
Bluetooth communication unit 1 described in the first embodiment
For example, a Bluetooth communication device 43 having a Bluetooth communication unit 42 having the same function as that of the third embodiment is connected through a dedicated connection cable (not shown). A Bluetooth communicator 46 including a Bluetooth communicator 45 having the same function as the Bluetooth communicator 19 described above
For example, through a dedicated connection cable (not shown), it is possible to perform short-range wireless communication between the mobile phone 41 and the hands-free device 44 in accordance with the Bluetooth communication standard.

As described above, according to the third embodiment, the same operation and effect as those of the first embodiment can be obtained. In this case, the Bluetooth communication unit is provided on the portable telephone 41 side. Since the portable telephone 42 is provided separately from the portable telephone 41, one Bluetooth communication device 43 can be used for a plurality of portable telephones. The part 45 to the hands-free device 44
Since it is configured to be provided separately from the above, one Bluetooth communication device 46 can be used for a plurality of hands-free devices, and the usage form can be expanded.

(Other Embodiments) The present invention is not limited to the above embodiment, but can be modified or expanded as follows. Other telephones are not limited to mobile phones, but may be fixed telephones or the like. The short-range wireless communication is not limited to the communication based on the Bluetooth communication standard, but may be another communication such as infrared communication.

In the first embodiment, the predetermined time measured by the timer is not limited to three seconds, but may be another time. The second embodiment is not limited to the configuration in which the hands-free call is switched to the handset call on condition that either the speaker approaches the ear or the microphone approaches the mouth, but both of them are established. On the condition that the call is made, a configuration in which a hands-free call is switched to a handset call may be employed. First Embodiment and Second Embodiment
The combination of the embodiment and the embodiment, that is, the combination of the fact that the human body touches the touch sensor, the speaker approaches the ear or the microphone approaches the mouth, and hands-free on condition that these are established A configuration in which a call is switched to a handset call may be employed.

In the third embodiment, a configuration may be adopted in which a Bluetooth communication device can be attached to and detached from a portable telephone without using a dedicated connection cable, or a configuration in which a Bluetooth communication device can be attached to and detached from a hands-free device. There may be. When the input level of the transmission voice input by the microphone exceeds a predetermined level, a configuration may be adopted in which a hands-free call is switched to a handset call.

[Brief description of the drawings]

FIG. 1 is a diagram schematically showing an entire configuration of a first embodiment of the present invention.

FIG. 2 is an external perspective view of a mobile phone.

FIG. 3 is a flowchart.

FIG. 4 is a diagram schematically showing an entire configuration of a second embodiment of the present invention.

FIG. 5 is a perspective view of the appearance of the mobile phone corresponding to FIG. 2;

FIG. 6 is a diagram corresponding to FIG. 3;

FIG. 7 is a diagram schematically showing an entire configuration of a third embodiment of the present invention.

[Explanation of symbols]

In the drawings, 1 is a mobile phone, 2 is a main body, 3 is a microphone (transmission voice input means), 4 is a speaker (reception voice output means), 8 is a touch sensor (detection means), and 9 is a control unit (control means). , 12 is a hands-free device, 20 is a mobile phone (other telephone), 31 is a mobile phone, 32 is a main body, 33
Is a proximity sensor (detection unit), 34 is a proximity sensor (detection unit), 35 is a control unit (control unit), 41 is a mobile phone,
44 is a hands-free device.

Claims (6)

[Claims] (1) detecting means for detecting that a human body and a main body have come into contact with or approaching each other, and making a call with another telephone set by hands-free call using a hands-free device; When the detecting means detects that the human body and the main body have come into contact with or approached to each other, a control means for switching a telephone call with another telephone from a hands-free call to a handset call and performing a handset call is provided. A mobile phone characterized by the following. 2. The control means, when detecting that the human body and the main body have come into contact with each other, starts timing of a predetermined time, and after the timing of the predetermined time ends, performs a call with another telephone. 2. The mobile phone according to claim 1, wherein the portable telephone is switched from a hands-free call to a handset call and the call is made by a handset call. 3. The mobile phone according to claim 1, wherein said detection means comprises a touch sensor disposed on a part of the main body for canceling a malfunction prevention mode. 4. The apparatus according to claim 1, wherein the detecting means comprises a receiving voice output means for outputting a receiving voice or a proximity sensor disposed near the transmitting voice inputting means for inputting a transmitting voice. The mobile phone according to claim 1, wherein: 5. When the control means of the mobile telephone is making a call with another telephone by hands-free communication using a hands-free device, and the human body comes into contact with or approaches the main body. Is detected,
A program for executing a procedure for switching a call with another telephone from a hands-free call to a handset call and performing a handset call. 6. When a contact between a human body and a main body is detected, a timer for a predetermined time is started, and after the timer for the predetermined time is finished, a call with another telephone is set from a hands-free call to a handset. The program according to claim 5, wherein the program is switched to a call and a procedure for performing a handset call is executed.