JP2002027100A - Portable terminal equipment and picture display control method for the same - Google Patents

Abstract

PROBLEM TO BE SOLVED: To prolong a battery service life by suppressing power consumption by turning the entire picture into non-display state except when the picture display is required for using various packaged functions, such as telephone directory function, incoming melody function and electronic mail function, in a call originating/incoming waiting state or during a call. SOLUTION: After the lapse of a prescribed time from the detection of a picture display state on a display part 105, in a control part 104, the display part 105 is turned into picture non-display state. Besides, when call originating or incoming of a radio part 103 is detected after the detection of a picture display state, the picture display state is turned into picture non-display state during the call. Besides, when the execution of predetermined operation is detected in the picture non-display state, the picture display state is provided. When the execution of operation using a function packaged in a portable terminal is detected after the detection of the picture display state, after the lapse of a prescribed time from the end detection of function operation corresponding to use operation, the picture non-display state is provided.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

The present invention relates to a portable telephone and a portable videophone in a mobile communication system, a portable terminal such as an information terminal having a portable telephone function and a computer function, and a screen display control in the portable terminal. More particularly, the present invention relates to a portable terminal device capable of hiding the entire display screen when a screen display is unnecessary, and a screen display control method in the portable terminal device.

[0002]

2. Description of the Related Art Conventionally, the number of display bits of a liquid crystal display device mounted on a portable terminal device is increasing year by year so that more information can be displayed. Accordingly, the power consumption of the liquid crystal display device has been increasing.

On the other hand, since the power supply of the portable terminal device is a battery, it is required that the battery life be as long as possible. Therefore, low power consumption is strongly required. To realize this, JP-A-6-95621, JP-A-7-281632 or JP-A-11-1
As disclosed in Japanese Patent No. 84434, a function has been proposed in which only a partial area of a display screen is set to a display state and other areas are set to a non-display state.

[0004]

However, in the conventional apparatus, even in the state where the display is not necessarily required in the above-mentioned publication, only a part of the area is in the display state. A voltage was applied to the device to drive the screen. For this reason, there is a problem that wasteful power is consumed, and the life of a built-in battery having a small capacity is shortened accordingly.

The present invention has been made in view of the above points, and a screen display for using various mounted functions such as a telephone directory function, a ring tone melody function, and an e-mail function in a call waiting / call waiting state or during a call is provided. Provided are a mobile terminal device and a screen display control method in the mobile terminal device, which enable the entire screen to be in a non-display state when not necessary, thereby suppressing power consumption and extending battery life. Aim.

[0006]

A portable terminal device according to the present invention comprises a display means for displaying characters and images on a screen and a display means for detecting a screen display state of the display means in a call waiting state after a predetermined time has elapsed. Control means for setting the display means to a screen non-display state.

According to this configuration, in the call waiting state, if the screen display is not used for a predetermined time, the screen is automatically set to the non-display state, thereby suppressing power consumption and extending the battery life. be able to.

The portable terminal device of the present invention comprises a display means for displaying characters and images on a screen, and a screen display state of the display means in an outgoing / incoming call waiting state. And a control unit for setting a screen non-display state therein.

According to this configuration, the screen is automatically set to the non-display state when the communication state is set, so that the power consumption can be suppressed and the battery life can be extended.

[0010] The portable terminal device of the present invention, in the above configuration, adopts a configuration in which when the control means detects execution of a predetermined operation in a screen non-display state, the control unit switches to a screen display state.

[0011] According to this configuration, when the screen is not displayed during the call waiting / call waiting state or during a call, the user can easily change to the display state if the screen display is necessary.

[0012] In the portable terminal device of the present invention, in the above-mentioned configuration, the control means terminates the functional operation according to the use operation when the execution of the use operation of the function mounted on the portable terminal is detected after detecting the screen display state. A configuration is adopted in which a screen is not displayed when a predetermined time elapses after detection.

According to this configuration, when various mounted functions such as a telephone directory function, a ring tone melody function, and an e-mail function are used in a call waiting / waiting state or during a call, a predetermined time has elapsed since the end of the function operation. Later, the entire screen is in a non-display state, so that power consumption can be suppressed and battery life can be extended.

According to the screen display control method for a portable terminal device of the present invention, a screen non-display state is set when a predetermined time has elapsed after detecting a screen display state.

According to this method, when the screen display is not used for a predetermined time, the screen is automatically set to the non-display state, whereby the power consumption can be suppressed and the battery life can be extended.

In the screen display control method for a portable terminal device according to the present invention, the screen display state is set to the screen non-display state when a call or an incoming call is detected after detecting the screen display state.

According to this method, the screen is automatically set to the non-display state when the communication state is set, so that the power consumption can be suppressed and the battery life can be extended.

According to the screen display control method for a portable terminal device of the present invention, in the above method, a predetermined operation is performed in a screen non-display state to bring the screen display state.

According to this method, when the screen is in the non-display state, the user can easily change to the display state if the screen display is necessary.

The screen display control method in the portable terminal device according to the present invention, in the above method, comprises detecting a screen display state, detecting an end of a function operation in accordance with a use operation of a function mounted on the portable terminal, and then elapsing the screen after a predetermined time elapses. Changed to non-display state.

According to this method, when various on-board functions such as a telephone directory function, an incoming call melody function, and an e-mail function are used during a call waiting / call waiting state or during a call, a predetermined time has elapsed from the end of the function operation. Later, the entire screen is in a non-display state, so that power consumption can be suppressed and battery life can be extended.

[0022]

Embodiments of the present invention will be described below in detail with reference to the drawings.

(Embodiment) FIG. 1 is a block diagram showing a configuration of a portable telephone device according to an embodiment of the present invention.

The portable telephone device shown in FIG. 1 is, for example, a portable telephone, and includes a power supply unit 101 and a key operation unit 102.
, A wireless unit 103, a control unit 104, and a display unit 105.

The power supply unit 101 is a power supply for operating various functions of the portable telephone device 100, uses a battery, and is turned on / off in response to a power on / off operation of the key operation unit 102.

The key operation unit 102 is used for inputting a telephone number, making and receiving calls, operating various functions such as registering a phone book, receiving a melody, and e-mail, displaying all or part of a screen on the display unit 105, or An operation for non-display is performed.

The radio section 103 performs a radio operation for communicating with a partner apparatus via a base station apparatus (not shown).

The control unit 104 performs control in accordance with an operation input of the key operation unit 102, control in accordance with ON / OFF of the power supply unit 101, display / non-display control of a display, and the like. , And a function of detecting the use / end of the various functions controlled in accordance with the operation of the key operation unit 102.

The display unit 105 displays characters and images according to the display control of the control unit 104.

The operation of such a configuration will be described. First, the operation of screen display control when the mobile phone device is in the call waiting state will be described with reference to the flowchart shown in FIG.

First, in step ST201, the control section 104 determines whether or not the power supply of the power supply section 101 is turned on. As a result, if the power is on, step ST202
In the state, the state of waiting for outgoing / incoming call is set, and the step ST
At 203, the display unit 105 enters a screen display state.

In this state, in step ST204, the control section 104 determines whether or not various functions have been used. This is performed by the control unit 104 detecting a signal when a key operation for using a function is performed on the key operation unit 102.

If the function is used, step ST2
At 05, the control unit 104 determines whether or not the operation of the function corresponding to the key operation is completed. If not, the process returns to step ST203.

If it is completed, in step ST206, the control section 104 determines a predetermined time (a predetermined time).
Is determined by measuring the time by the timer function.

If the predetermined time has not elapsed, step ST
Returning to step 203, when the time has elapsed, in step ST207, the display unit 105 is set to the screen non-display state.

Thereafter, in step ST208, control unit 104 determines whether or not a predetermined key (for example, a menu key) of key operation unit 102 has been pressed for a predetermined time (for example, several seconds). If not pressed, step ST207
Return to When the button is pressed, the process returns to step ST203, and the display unit 105 is set to the screen display state.

Next, the operation of screen display control when the portable telephone device is in a call will be described with reference to the flowchart shown in FIG.

First, in step ST301, control section 104 determines whether or not power supply of power supply section 101 is on. As a result, if the power is on, step ST302
In the state, the state of waiting for outgoing / incoming call is set, and the step ST
At 303, the display unit 105 enters a screen display state.

Here, steps ST204 to ST204 in FIG.
As described in 207, the display unit 105 is also in a screen non-display state.

In the screen display state or the screen non-display state, control section 104 determines whether or not the transmission / reception (transmission or reception) in step ST304 has been performed. That is, the control unit 104 determines whether the call key is pressed after the telephone number of the other party is input on the key operation unit 102 or the call key is pressed when a call is received from the other party. As a result, if no outgoing / incoming call has been made, the process returns to step ST302.

When a call is made / received in the screen display state, in step ST305, the telephone is in a call state with the screen non-display state. Further, when a call is made / received in the screen non-display state, in step ST305, a call is being made in the screen non-display state.

When making a call in the screen non-display state, the call may be made after the screen is displayed in the process of step ST208 in FIG. Furthermore, when an incoming call is made in the screen non-display state, the screen display state may be temporarily set to confirm the other party's telephone number or the like. In the case of this screen display state, the process proceeds to step ST307 described later.

Next, during a call in the screen non-display state in step ST305, in step ST306, the control unit 104 presses a predetermined key (for example, a menu key) of the key operation unit 102 for a predetermined time (for example, several seconds). Is determined. If not, the process returns to step ST305. If it is pressed, in step ST307, a call is being made in the screen display state.

In this state, in step ST308, control section 104 determines whether or not various functions have been used. This is performed by the control unit 104 detecting a signal when a key operation for using a function is performed on the key operation unit 102.

If the function is not used, the process proceeds to step ST310 described later. When a function is used, in step ST309, control section 104 determines whether or not the operation of the function is completed. If not, the process returns to step ST307.

If the operation has been completed, in step ST310, the control section 104 executes a predetermined time (a predetermined time).
Is determined by measuring the time by the timer function.

If the predetermined time has not elapsed, step ST
Returning to step 307, the call is in a screen display state, and if it has elapsed, the flow returns to step ST305 to be in a call in a screen non-display state.

As described above, according to the portable telephone device of the embodiment, when the screen display is not required in the call waiting / call waiting state or during a call, the display unit 105 is entirely hidden. As a result, power consumption can be suppressed, and the battery life can be extended.

[0049]

As described above, according to the present invention,
In the call waiting state or during a call, the phonebook function,
Unless the screen display for using various built-in functions such as the ring tone melody function and e-mail function is required, the entire screen can be kept in a non-display state except when it is necessary, thereby reducing power consumption and extending battery life. be able to.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of a mobile phone device according to an embodiment of the present invention.

FIG. 2 is a flowchart for explaining an operation of screen display control in a call waiting state of the mobile phone device according to the embodiment;

FIG. 3 is a flowchart for explaining an operation of screen display control during a call of the mobile phone device according to the embodiment.

[Explanation of symbols]

 101 power supply unit 102 key operation unit 103 wireless unit 104 control unit 105 display unit

Claims (8)

[Claims] 1. Display means for displaying characters and images on a screen,
Control means for setting the display means to a screen non-display state when a predetermined time elapses after detecting a screen display state of the display means in a call waiting state. 2. Display means for displaying characters and images on a screen,
A mobile terminal, comprising: a control unit for detecting a screen display state of the display unit in an outgoing / incoming call waiting state, and then setting the screen display state to a screen non-display state during a call when detecting outgoing or incoming call. apparatus. 3. The portable terminal device according to claim 1, wherein the control means sets the screen display state when detecting the execution of a predetermined operation in the screen non-display state. 4. When the execution of the use operation of the function mounted on the mobile terminal is detected after the detection of the screen display state, the control means does not display the screen when a predetermined time elapses after detecting the end of the function operation according to the use operation. The portable terminal device according to any one of claims 1 to 3, wherein the portable terminal device is in a state. 5. A screen display control method in a portable terminal device, wherein a screen non-display state is set when a predetermined time elapses after detecting a screen display state. 6. A screen display control method in a portable terminal device, wherein after detecting a screen display state, when a call or an incoming call is detected, the screen display state is set to a screen non-display state. 7. The screen display control method for a portable terminal device according to claim 5, wherein a screen display state is set by executing a predetermined operation in a screen non-display state. 8. A screen non-display state after a predetermined time has elapsed after detecting a termination of a function operation according to a use operation of a function mounted on a portable terminal after detecting a screen display state. Item 8. A screen display control method in the mobile terminal device according to any one of Items 7.