JP2001136246A - Mobile communication terminal and method for notifying power supply state - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a mobile communication terminal and a power supply state notifying method which enable even an audiovisually handicapped person to easily confirm the ON/OFF states of a power supply and can further confirm the ON/OFF states of the power supply without being taken out of a pocket and a bag. SOLUTION: This mobile communication terminal also uses a vibration motor 123 that is conventionally used to notify an incoming call, etc., in order to notify the ON/OFF states of the power supply. As a method for distinguishing the ON/OFF states of the power supply by using the motor 123, changing the length of vibrations, the timing when the vibrations operate and the number of vibrations can be considered.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a mobile communication terminal and a power status notification method, and more specifically to a mobile communication terminal capable of confirming whether a power source is in an ON state or an OFF state even when the terminal is not visually observed. The present invention relates to a communication terminal and a power state notification method.

[0002]

2. Description of the Related Art As means for informing the ON / OFF state of a power supply, a power-off forgetting detection device (Japanese Patent Laid-Open No. 1-2554)
49) is a conventional technique. However, the power-off forgetting detection device (Japanese Patent Laid-Open No. 1-254949) turns on the power.
In order to perform only the notification of the / OFF state, the power supply must be separately switched.

[0003]

As shown in FIG. 3, in the case of the conventional mobile communication terminal, if the key confirmation sound is set to ON, a confirmation sound is made when the power is switched, and the backlight of the LCD and numeric keys is turned on. Turns on, power is on, or
It was possible to confirm whether the state was FF. In FIG. 3A when the power key is turned on by operating the power key, the interval Δ
After t ₁ (second), the key confirmation sound is emitted, and the backlight is turned on simultaneously with the key confirmation sound.

On the other hand, in FIG. 3B in which the power key is turned off by operating the power key, the backlight is turned on at the same time as the key operation, and the key confirmation sound is emitted after an interval Δt ₂ (second). . Backlighting time Δt ₃ and Δ
When comparing the t _4, the longer the time Δt ₄ in the case of the OFF state by operating the power key. However, the mobile communication terminal that operates as described above turns on the key confirmation sound.
When the operation key is pressed when the key is set to, a sound is often heard and annoyed by people around the key in many cases. Therefore, recently, the key confirmation sound is often set to OFF.

[0005] In this case, since the power supply state must be confirmed by the LCD and the numeric keypad backlight, it is difficult for the visually impaired person to confirm the power supply state. It was difficult to confirm the ON / OFF state. In view of such problems of the prior art, the present invention easily turns on the power even for the visually impaired.
It is an object of the present invention to provide a mobile communication terminal capable of confirming a / OFF state and a power state notification method. Furthermore, power ON / O without taking it out of your pocket or bag
It is an object of the present invention to provide a mobile communication terminal capable of confirming an FF state and a power supply state notification method.

[0006]

SUMMARY OF THE INVENTION In order to solve the above-mentioned problems, the present invention provides a detecting means for detecting an ON state or an OFF state of a power supply at the same time as switching between an ON state and an OFF state of a power supply. ON state detected by the means,
Or, forming means for forming information indicating the OFF state, and notifying means for notifying whether the state is ON or OFF using audible sound / visible light / vibration according to the information formed by the forming means. And a mobile communication terminal characterized by comprising:

Further, the present invention relates to a power-on state and an OF-state.
At the same time as switching to the F state,
An FF state is detected, information indicating the detected ON state or OFF state is formed, and an ON state or an OF state is performed using audible sound / visible light / vibration according to the formed information.
A power supply state notifying method is provided which notifies whether the state is the F state.

[0008] Further, the present invention is to change the length of the audible sound / visible light / vibration so that the power is on or not.
Alternatively, there is provided a power supply state notification method characterized by performing notification of whether the power supply is in an OFF state. Further, the present invention provides a power supply state notifying method, characterized in that whether the power is on or off is changed by changing the timing at which audible sound / visible light / vibration is activated. provide.

Further, the present invention is characterized in that the power supply state is notified by changing the number of times that the audible sound / visible light / vibration is activated to determine whether the power supply is in an ON state or an OFF state. Provide a notification method. Further, according to the present invention, a method of notifying by any one of audible sound, visible light, and vibration and a method of notifying by combining two or more of audible sound, visible light, and vibration are selected. Provided is a power supply state notifying method characterized by being possible.

[0010]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Next, an embodiment of a mobile communication terminal according to the present invention will be described in detail with reference to FIGS. FIG. 1 is a functional block diagram of a mobile communication terminal according to the present invention. FIG. 2 is a diagram showing a time when a key confirmation sound is sounded and a time when a backlight is turned on when the power is turned on / off.
6 is a graph showing the time during which a vibration motor vibrates.

As shown in FIG. 1, a mobile communication terminal according to the present invention comprises a CPU 101, a ROM 107, a RAM 109,
In addition to baseband 105, RF unit 103, antenna 125, codec 115, MIC (microphone) 117, S
A P (speaker) 119, a display unit 111, a key 113, and a vibration motor 123 are provided. The control of the entire mobile communication terminal is performed by the CPU 101.

The RF unit 103 transmits a voice signal, a data signal (including character data), a control signal, and the like to the antenna 12.
5 and receives a voice signal, a data signal or a control signal from the antenna 125. The baseband unit 105 modulates and demodulates the transmission / reception signal, and the codec 115 performs A / D conversion (analog-to-analog conversion).
Digital conversion) and D / A conversion (digital-analog conversion) are performed.

The MIC 117 is a voice input unit, SP1
19 corresponds to an audio output unit. The display unit 111 displays, in addition to information provided to the main body, functions and setting items provided in the main body. The keys 113 include dial buttons for inputting the telephone number of the called telephone, off-hook keys for calling or answering, and function keys for setting various functions.

The CPU 101 operates according to a program described in the ROM 107 by control signals from the keys 113 and the baseband 105, and executes various functions of the main body. The ROM 107 also stores system data such as terminal information. The CPU 101 also has a RAM
The storage unit 109 is connected to the storage unit 109 and stores history data of transmitted and received messages (transmission and reception history and transmitted and received character data), data registered or set by a telephone directory function, and the like. The vibration motor 123 is a vibration device for notifying an incoming call by vibrating the main body and for notifying the ON / OFF state of the power supply.

Specifically, when the user does not want to emit an audible sound from the main body in a public place such as a train, the main body of the mobile communication terminal is vibrated by using the vibration motor 123, and information necessary for the user is obtained. Has been notified. The conventional mobile communication terminal uses the vibration motor 123 for notification of an incoming call and the like, but the mobile communication terminal of the present invention uses the vibration motor 123 to notify the ON / OFF state of the power supply in addition to the notification of the incoming call and the like. I have. Thus, for example, even if the user forgets to turn off the power, the power can be turned off or it can be confirmed that the power has been turned off without being exposed to the public. Power ON / OFF using vibration motor 123
As a method of distinguishing the states, changing the length of the vibration, changing the operation timing of the vibration, changing the number of vibrations, and the like are conceivable.

FIG. 2 shows the operation of the key confirmation sound, the backlight, and the vibration motor when the power key is turned ON.
This is when the power key is turned off and when the power key is turned off. As shown in FIG. 2A, the power key is turned on.
When an operation is performed, three key confirmation sounds, a backlight, and three vibration motors are simultaneously operated after an interval of Δt ₅ (seconds). On the other hand, as shown in FIG. 2B, when the power key is turned off, the backlight is turned on at the same time, and after a time interval of Δt ₇ (seconds), the key confirmation sound and the vibration motor are simultaneously emitted. Operate.

When comparing the time during which the backlight is turned on, the time Δt ₈ in FIG. 2B is longer than the time Δt _{6 in} FIG. 2A. Also, the time during which the vibration motor is vibrating is longer at the time Δt ₉ in FIG. 2B than at the time Δt _{10 in} FIG. This is the power ON / OF
Since the purpose is to allow the user to identify the F state, it is clear that the operation time, operation timing, and number of operations of the key confirmation sound / backlight / vibration motor are not limited to this as long as they can be identified.

When the key confirmation sound is set to ON, the key confirmation sound is heard when the power key is operated.
No key confirmation sound is heard when set to FF.
Therefore, whether the power is on or off is determined by using either the backlight or the vibration motor, or by combining both. As described above, as a method of notifying the power state, a method of notifying by any one of audible sound (key confirmation sound), visible light (backlight), and vibration (vibration motor), and two or more methods are provided. And the method of notifying by combining are selectable by the user. In the present embodiment, the power supply state notification method according to the present invention is applied to a mobile communication terminal. However, the present invention is not particularly limited to a mobile communication terminal, and can be applied to, for example, a portable game or a pager. is there.

[0019]

As described above, according to the present invention, it is possible to provide a mobile communication terminal and a power supply state notification method that enable a visually-impaired person to easily check the ON / OFF state of the power supply. Further, it is possible to provide a mobile communication terminal and a power supply state notification method capable of checking the ON / OFF state of the power supply without taking it out of a pocket or a bag.

[Brief description of the drawings]

FIG. 1 is a functional block diagram showing a mobile communication terminal according to the present invention.

FIG. 2 is a diagram illustrating an operation example of a key confirmation sound, a backlight, and a vibration motor of the mobile communication terminal according to the present invention.

FIG. 3 is a diagram showing a key confirmation sound, a backlight, and an operation of a vibration motor of a conventional mobile communication terminal.

[Explanation of symbols]

 101 CPU 107 ROM 109 RAM 123 Vibration motor

────────────────────────────────────────────────── ───

[Procedure amendment]

[Submission date] November 22, 2000 (200.11.
22)

[Procedure amendment 1]

[Document name to be amended] Statement

[Correction target item name] Claims

[Correction method] Change

[Correction contents]

[Claims]

Claims (6)

[Claims] 1. A detecting means for detecting an ON state or an OFF state of the power supply at the same time as switching between an ON state and an OFF state of a power supply, and an ON state or OF detected by the detecting means.
Forming means for forming information indicating the F state; audible sound / information according to the information formed by the forming means;
ON or OFF using visible light / vibration
A mobile communication terminal, comprising: a notifying unit for notifying whether the mobile terminal is in a state. 2. An on-state or off-state of the power supply is detected at the same time when the power supply is switched between an on-state and an off-state, and information indicating the detected on-state or off-state is formed. A power state notification method, which uses audible sound / visible light / vibration to notify whether the state is ON or OFF. 3. The power supply state notification method according to claim 2, wherein the power supply is in an ON state or an OFF state by changing the length of the audible sound / the visible light / the vibration. And a power supply state notification method. 4. The power supply state notification method according to claim 2, wherein the power supply is in an ON state by changing a timing at which the audible sound / the visible light / the vibration operates.
Alternatively, a power state notification method is provided for notifying whether the power supply is in an OFF state. 5. The power supply state notification method according to claim 2, wherein the power supply is turned on by changing the number of times the audible sound / the visible light / the vibration is operated. A power supply state notification method for notifying whether the power supply is in an OFF state or not. 6. The power supply state notification method according to claim 2, wherein the power supply state is notified by any one of the audible sound, the visible light, and the vibration. A power supply state notifying method, wherein a method of notifying by combining two or more of the sound, the visible light, and the vibration is selectable.