JP2002152338A - Portable terminal and speaking method during power source recharging by using the portable terminal - Google Patents

Abstract

PROBLEM TO BE SOLVED: To cope with speech without interrupting recharging in a portable terminal which is being recharged and to enable speaking without detaching the portable terminal from a recharger. SOLUTION: This portable terminal is provided with a means for detecting a state that the portable terminal is installed on the recharger, a means for changing a mode on the basis of the detected result, a means for receiving a command of starting speech or finishing speech from the outside, a means which starts transmission and reception and sets the portable terminal in a speech available state when the portable terminal receives termination call during charging operation of a power source, and a means for finishing transmission and reception and finishing speech. Thus the portable terminal has a constitution wherein speech is enabled with a hands-free state during recharging operation of the power source.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to charging a power supply battery of a portable terminal.

[0002]

2. Description of the Related Art A portable terminal usually has a rechargeable battery as a power source, and is connected to a charging means such as a charger for charging. 4 and 5 each show a conventional example for charging a power supply battery of a portable terminal.
In FIG. 4, 1 is a portable terminal, 114a and 114b are charging terminals on the portable terminal side, 2a is a charging stand, 201a and 20a.
1b is a charging terminal on the charger side. In the configuration of FIG. 4, the portable terminal 1 is placed on the charging stand 2a, and the charging terminals 114a, 114b, 201a, and 201b are brought into contact with each other to start charging. In FIG. 5, 1 is a portable terminal, 114c is a terminal insertion port, 2b is a charging connector, and 201c is a charging terminal on the charging connector side.
When charging the power supply battery of the mobile terminal, the charging terminal 201c is inserted into the terminal insertion port 114C of the mobile terminal 1,
The mobile terminal 1 is connected to the charging connector 2b to perform charging. In these conventional configurations, when the mobile terminal 1 receives an incoming call in the charging state and the user of the mobile terminal 1 tries to start a call with the mobile terminal 1, in the configuration of FIG. Since the mobile terminal 1 is detached from the charging stand 2a and brought to the ear to perform a call, the charging operation of the mobile terminal 1 is interrupted. In the configuration of FIG. 5, the mobile terminal 1 is disconnected from the charging connector 2b side to charge. Interrupt and make a call,
Alternatively, with the charging connector 2b connected, the portable terminal 1 is brought to the ear to make a call.

[0003]

In the case of the prior art shown in FIG. 4, when trying to talk on the portable terminal while the portable terminal is being charged, the portable terminal is removed from the charger. For this reason, the charging operation is stopped, and the user often talks in a state in which the power supply battery is not sufficiently charged. In some cases, the power may be insufficient during the call and the call may be disabled. Also, even if a call can be made until the end of the call, since the charging of the battery has not been completed, it is necessary to set the portable terminal in the charger again to perform the charging operation, and the number of times of charging increases.
Since charging of the power supply battery generally requires a long time, when there is an incoming call during the charging period, this charging operation is required each time. In the case of FIG. 5, the same applies to the case where the portable terminal 1 is disconnected from the charging connector 2b side and the charging is interrupted to make a call. In addition, in the case of FIG.
In the case where the mobile terminal 1 is held near the ear and a call is made with the b connected, the call can be made while the battery is being charged. The temperature rises, and the charging connector 2b and the connection cable also hinder the usability. SUMMARY OF THE INVENTION In view of the above-mentioned problems of the related art, the problem of the present invention is to (1) suspend a charging operation even when an incoming call is received during charging of a battery of a mobile terminal or an attempt is made to make a call during charging of a battery. (2)
Make it possible to talk even when the mobile device is not picked up by removing it from the charger, so-called hands-free state,
It is. An object of the present invention is to provide a mobile terminal technology that can solve the above-mentioned problems.

[0004]

Means for Solving the Problems In order to solve the above-mentioned problems, the present invention basically has a structure provided with means capable of performing transmission / reception operations while being installed in a charger. Specifically, (1) first means for detecting a state in which the portable terminal is installed in a charging means for charging a power supply (an example of a corresponding configuration: embodiment code 1)
Twelve units (charging operation detecting unit) and second means for changing the mode of the portable terminal based on the detection result (applicable configuration example: Example code 117 part (input sensitivity setting means), 118 part (output setting means) )) And a third means for receiving a command to start or end a call from outside (applicable configuration example: embodiment code 10)
6 units (microphones)) and fourth means for starting transmission / reception when the portable terminal receives an incoming call during the charging operation of the power supply, setting the communication enabled state, and terminating the transmission / reception when ending the call thereafter (corresponding to a fourth unit (microphone)). Configuration example: Example code 109
, 205 units (input unit)) so as to be in a hands-free and communicable state during the charging operation of the power supply. (2) In the above (1), the second means may change the output setting of the transmission signal (an example of the configuration: reference numeral 1 of the embodiment).
18 (output setting means) and means for changing the input sensitivity setting of the received signal (applicable configuration example: Example 117 (input sensitivity setting means)). (3) In the above (1), as the second means, the output setting of the transmission signal and the input sensitivity setting of the reception signal can be automatically changed based on the detection result. (4) In (1), the start and end of the transmission and reception are controlled by voice. (5) In the above (1), a rear speaker is used as an output unit of the transmission signal, and the second unit changes the output setting of the speaker. (6) As a communication method at the time of charging the power of the mobile terminal, a step of detecting a state where the mobile terminal is installed in the charging means, a step of changing a mode of the mobile terminal itself based on the detection result, A step of receiving a call start instruction, a step of starting transmission / reception when a call is received during the charging operation of the power supply to be in a call enabled state, a step of receiving a call termination instruction from the outside, and a step of ending transmission / reception and ending the call After that, a call can be made in a hands-free state during the charging operation of the power supply.

[0005]

Embodiments of the present invention will be described below with reference to the drawings. 1 and 2 show a first embodiment of the present invention. FIG. 1 is a schematic configuration example of a portable terminal of the present invention, and FIG. 2 is an operation flow thereof. In FIG. 1, reference numeral 1 denotes a mobile terminal, 101 denotes an antenna, 102 denotes a wireless receiving unit, 1
03 is a modulation / demodulation unit, 104 is a transmission / reception signal processing unit that processes transmission / reception signals, 105 is a sound processing unit that processes voice and ringtones, 106 is a microphone, 107 is a speaker, 10
8 is a storage unit for storing a telephone directory, various settings, etc., 109 is an input unit, 110 is a display unit, 111 is a silent incoming notification unit such as a vibrator for vibrating the portable terminal 1, and 112 is whether the portable terminal is charging. Charging operation detecting section for detecting whether
13 is a charging circuit for charging the battery 115 of the mobile terminal 1;
14 is an external connection unit for connecting the charging circuit 113 to an external power supply, 115 is a power supply battery, 116 is a control unit, 117 is output setting means for changing the output volume of the speaker 107, 11
Reference numeral 8 denotes input sensitivity setting means for changing the input sensitivity of the microphone 106. The control unit 116 controls the wireless reception unit 10
2, modulation / demodulation section 103, transmission / reception signal processing section 104, sound processing section 105, storage section 108, input section 109, display section 11
0, is connected to the silent incoming notification unit 111 and the charging operation detection unit 112, and performs necessary signal processing and control between them. In this configuration, when the charging operation detecting unit 112 detects the start of the charging operation by detecting, for example, a charging current during charging (S1 in FIG. 2), the output volume of the speaker 107 is increased by the output setting unit 117. (S2 in FIG. 2), and the input sensitivity of the microphone 106 is improved by the microphone input sensitivity setting means 118 (S3 in FIG. 2) so that a small sound can be detected. As a method of detecting the charging operation, in addition to the above, a means for detecting contact between the portable terminal and the charger is provided, and when the portable terminal contacts the charger, a signal for detecting the contact is generated. Is also good. The output setting means 11
When the settings (mode settings) are changed by the input sensitivity setting unit 118 and the input sensitivity setting unit 118, the settings used during normal times other than charging are stored in the storage unit 108. When there is an incoming call, the user changes the setting state (mode)
Then, by operating the input unit 109 of the mobile terminal 1, a call state is entered. Here, it is not necessary for the user to pick up the portable terminal 1 and bring it to the ear, and the user can talk in a so-called hands-free state. In this case, since the input sensitivity of the microphone 106 is increased, even when the distance between the mobile terminal 1 and the user is long, the mobile terminal 1 can detect the voice of the call of the user. In addition, since the output volume of the speaker 107 of the mobile terminal 1 is also large, the user can emit the sound from the speaker 107 of the mobile terminal 1 even if the distance between the mobile terminal 1 and the user is large. It is possible to hear the voice that is heard. When the user wants to end the call, the user operates the input unit 109 to end the call. Further, when the sensitivity of the microphone 106 is raised, for example, the cut-off level of noise input to the microphone 106 is increased in proportion to the sensitivity. To be. The same applies to the output from the speaker 107. When the output increases, for example, the noise cut level of the output signal is increased in proportion to the output level.
7. Make the output sound from 7 clear. If a rear speaker or the like provided on the opposite side of the mounting surface of the microphone 106 is used as the speaker 107 during a call during charging, it is possible to suppress howling and the like due to interference between the speaker and the microphone. Further, the charging operation detecting unit 11
2, when the end of the charging operation is detected (S4 in FIG. 2), the output setting means 117
7 and the sensitivity of the microphone 106 by the input sensitivity setting means 118, respectively, to the original setting levels stored in the storage unit 108 (S5 and S5 in FIG. 2).
6). In this embodiment, examples of the signal input means to the input unit 109 include a keypad and a voice. As described above, according to the first embodiment of the present invention, when an incoming call is made during charging or when an attempt is made to make an outgoing call, a so-called hands-free operation can be performed without interrupting charging and without taking the portable terminal. Calls can be made in this state.

FIG. 3 shows a second embodiment of the present invention. The second embodiment is an example of a configuration in which an input unit 205 used for receiving an incoming call during charging and ending a call is provided on the charger side. In the portable terminal according to the second embodiment, the configuration of the other parts is almost the same as that of the first embodiment. 3, reference numeral 2 denotes a charger; 201, an external connection unit for connecting to a mobile terminal; 202, a power supply circuit for supplying power to the mobile terminal; and 203, an AC / DC conversion circuit for converting AC to DC , 204 is an outlet plug connected to an AC power supply, and 205 is an input unit. As in the case of the first embodiment, when the mobile terminal detects that the charging operation has been started by the charging operation detecting unit, the output setting means increases the output volume of the speaker, and the input sensitivity setting means sets the microphone output. Increase input sensitivity. When the setting is changed by the output setting unit and the input sensitivity setting unit, the setting before the change is stored in the storage unit. If there is an incoming call during charging, the user responds through the input unit 205 provided on the charger 2 side. Also, when the user wants to end the call, the input unit 205 controls to end the call. When the charging operation detecting section detects that the charging operation has been completed, the output setting means returns the output volume of the speaker to the original (before change) setting level stored in the storage section, and sets the input sensitivity. By means, the sensitivity of the microphone is returned to the original (before change) set level. In the present embodiment, as a signal input unit to the input unit 205,
For example, there are a keypad and voice. According to the second embodiment, when the mobile terminal receives an incoming call or attempts to make a call from the mobile terminal during charging, the charging is not interrupted and the mobile terminal is not picked up. You can even talk.

[0007] The present invention also includes a configuration in which software is combined. For example, the control unit in the above embodiment may be configured using software, and the settings of the output setting unit and the input sensitivity setting unit of the sound processing unit may be controlled by software. Further, the control unit in this case may be configured to control other parts such as the transmission / reception signal processing unit and the storage unit as in the case of the first embodiment.

[0008]

According to the present invention, a call can be handled without interrupting the charging operation of the portable terminal. Also, you can talk in a hands-free state without removing the mobile terminal from the charger.

[Brief description of the drawings]

FIG. 1 is a diagram showing a first embodiment of the present invention.

FIG. 2 is a diagram showing a flow of an operation in the first embodiment.

FIG. 3 is a diagram showing a second embodiment of the present invention.

FIG. 4 is an explanatory diagram of a charging method as a conventional technique.

FIG. 5 is an explanatory diagram of another charging method as a conventional technique.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Mobile terminal, 2, 2a, 2b ... Charger, 102 ...
Radio section 103: Modulation / demodulation section 104: Transmission / reception signal processing section 105: Sound processing section 106: Microphone
107: speaker, 108: storage unit, 109, 20
Reference numeral 5: input unit, 110: display unit, 111: silent incoming call notification unit, 112: charging operation detection unit, 113: charging circuit,
114, 114a, 114b, 114c, 201a,
201b, 201c ... external connection part, 115 ... battery,
116: control unit, 117: input sensitivity setting means, 11
8 output setting means 202 power supply circuit 203
... AC / DC conversion circuit.

 ──────────────────────────────────────────────────続 き Continued on the front page F term (reference) 5K027 AA11 BB01 CC08 EE11 GG04 HH03 5K067 AA21 BB04 BB08 DD13 EE02 FF34 FF38 KK06

Claims (6)

[Claims] A first means for detecting a state in which the portable terminal is installed in a charging means for charging a power supply; a second means for changing a mode of the portable terminal based on a result of the detection; Third means for receiving an instruction to start or end the call;
When the mobile terminal receives an incoming call during the charging operation of the power source, the mobile terminal starts transmission / reception and sets a communication enabled state, and thereafter terminates the transmission / reception when ending the call. A portable terminal characterized by being in a hands-free and callable state. 2. The portable terminal according to claim 1, wherein said second means comprises means for changing an output setting of a transmission signal and means for changing an input sensitivity setting of a reception signal. 3. The portable terminal according to claim 1, wherein said second means automatically changes the output setting of the transmission signal and the input sensitivity setting of the reception signal based on the detection result. 4. The portable terminal according to claim 1, wherein start and end of said transmission / reception are controlled by voice. 5. The portable terminal according to claim 1, wherein a rear speaker is used as the output means of the transmission signal, and the second means can change an output setting of the speaker. 6. A communication method for charging a power supply of a portable terminal, the method comprising: detecting a state in which the portable terminal is installed in a charging means; and changing a mode of the portable terminal itself based on the detection result. Receiving a call start instruction from the outside, starting transmission / reception when a call is received during the charging operation of the power supply and entering a call-ready state, receiving an external call termination instruction, and terminating the transmission / reception to start the call. And a step of ending the call, wherein the call is enabled even during the charging operation of the power supply.