JP2007150893A - Mobile terminal unit, and display control method of same - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To further reduce power consumption without decreasing convenience of a mobile terminal unit. <P>SOLUTION: A mobile terminal unit 1, having a display section 4 of which each pixel is formed of a self-light-emitting element, includes a storage section 2 for storing a plurality of application programs, an operation section 5 for instructing the initiation of an application program, and according to the initiated application program, a display control section 3 for restricting a display area of the above display section 4 in regard to the above initiated application program. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a mobile terminal device and a display control method for the mobile terminal device.

  In recent years, a display device using an organic EL (electro-luminescence) element as a pixel, that is, an organic EL display has been developed as a display device provided in a mobile terminal device. Compared with a liquid crystal display, an organic EL display has advantages such as a wide viewing angle and a reduction in thickness, but has a disadvantage of consuming a lot of power. For this reason, when it is applied to a portable terminal device, there is a problem that the battery is consumed quickly and the driving time is shortened. Therefore, a technique for reducing power consumption is required.

As a technique for reducing the power consumption of the display device, for example, there are those disclosed in Patent Documents 1 to 3 below. These technologies reduce power consumption by limiting the display area of a liquid crystal display based on a fixed setting at the time of shipment.
JP-A-6-95621 Japanese Patent Laid-Open No. 11-184434 JP 2005-156746 A

By the way, in the case of a portable terminal device, the contents displayed on the display differ depending on the application program to be executed. In addition, since recent mobile terminal devices allow users to add application programs, it is not possible to grasp all application programs used in the mobile terminal device when shipping the mobile terminal device. Impossible.
Therefore, the techniques of Patent Documents 1 to 3 that restrict the display area based on the setting at the time of shipment are applied to a mobile terminal device whose display contents differ depending on the application program as described above, or where the application program is different from that at the time of shipment. In this case, the convenience of the mobile terminal device is greatly impaired.

  The present invention has been made in view of the above-described circumstances, and an object thereof is to further reduce the power consumption without impairing the convenience of the mobile terminal device.

  In order to solve the above problems, in the present invention, as a first means related to the mobile terminal device of the present invention, a plurality of application programs are provided in a mobile terminal device including a display unit in which each pixel is configured by a self-luminous element. A storage unit for storing, an operation unit for instructing activation of an application program, and a display control unit for limiting a display area relating to the activated application program in the display unit according to the activated application program are provided. .

  As a second means related to the mobile terminal device of the present invention, in the first means, the display control unit further restricts the display area according to the operating state of the activated application program.

  As a third means related to the portable terminal device of the present invention, in the first or second means, the storage unit stores the display area restriction information according to the application program, and the display control unit stores the activated application program. The display area is restricted based on the corresponding display area restriction information.

  As a fourth means related to the portable terminal device of the present invention, in the first or second means, the storage unit further stores an operation history of the application program, and the display control unit operates corresponding to the activated application program. The display area was limited based on the history.

  As a fifth means according to the portable terminal device of the present invention, in the fourth means, the storage unit stores screen control information indicating a display processing procedure in accordance with the application program, and the display control unit starts the activated application. The display area is limited based on the operation history and screen control information corresponding to the program.

  As a sixth means according to the portable terminal device of the present invention, in any one of the first to fifth means, the storage unit stores the display area restriction information or the operation history of each application program as a table.

  As a seventh means related to the portable terminal device of the present invention, in any one of the first to sixth means, the display control unit limits the display area when the operation mode is the power saving mode.

  As an eighth means according to the portable terminal device of the present invention, in any one of the first to seventh means, the self-luminous element is an organic EL element.

  As a first means related to a display control method for a mobile terminal device according to the present invention, there is provided a display control method for a mobile terminal device that stores a plurality of application programs and displays information related to the activated application program on a display unit. The display area related to the activated application program in the display unit is limited according to the application program.

  As a second means related to the display control method of the portable terminal device of the present invention, the display area is further restricted according to the operating state of the activated application program in the first means.

  As a third means related to the display control method of the portable terminal device of the present invention, the display area is limited based on the display area restriction information set in advance according to the application program in the first or second means. did.

  As a fourth means related to the display control method of the portable terminal device of the present invention, the display area is limited based on the operation history of the application program in the first or second means.

  As a fifth means related to the display control method of the portable terminal device of the present invention, a display area based on the operation history and the screen control information set according to the application program and indicating the display processing procedure in the fourth means To be restricted.

  As a sixth means related to the display control method of the portable terminal device of the present invention, the display area restriction information or the operation history of each application program is stored in the portable terminal device as a table in any one of the first to fifth means. The display area is limited using the table.

  As a seventh means related to the display control method of the portable terminal device of the present invention, in any one of the first to sixth means, the display area is limited when the operation mode of the portable terminal device is the power saving mode. did.

  As an eighth means according to the display control method of the portable terminal device of the present invention, in any one of the first to seventh means, the self-light emitting element is an organic EL element.

  According to the present invention, since the display area in the display unit can be limited according to the application program, the power consumption can be further reduced without impairing the convenience of the mobile terminal device.

Hereinafter, a first embodiment of the present invention will be described with reference to FIGS. FIG. 1 is a block diagram illustrating a configuration of the mobile terminal device 1 according to the present embodiment. The mobile terminal device 1 includes a storage unit 2, a control unit 3 (display control unit), a display unit 4, an operation unit 5, and a transmission / reception unit 6.
In the display unit 4, each pixel is configured by a self-luminous element such as an organic EL. The operation unit 5 receives various operations by the user.
The storage unit 2 stores various applications executed by the control unit 3 and temporarily stores calculation results of various calculations performed by the control unit 3. In addition, the storage unit 2 stores a result of the mode switching operation of the power saving mode ON / OFF set by the user through the operation unit 5, and further stores display area restriction information corresponding to the various applications described above.
When the application is executed when the power saving mode is ON, the control unit 3 outputs a display region restriction signal together with the display screen to the display unit 4 based on display region restriction information corresponding to the application being executed. The display unit 4 displays an image based on the display screen and the display area restriction signal output from the control unit 3.
The transmission / reception unit 6 transmits / receives information to / from the base station, such as a call / mail transmission / reception. In the case of a call, the information received from the base station by the transmission / reception unit 6 is output to a speaker (not shown) via the control unit 3 and is generated as a voice, and the information output from the microphone (not shown) to the control unit 3 is The data is transmitted from the transceiver 6 to the base station.

FIG. 2 is a schematic diagram showing display area restriction information stored in the storage unit 2. The display area restriction information is a record of a restriction area corresponding to the application program.
For example, in the case of a calculator program, a range from the start point coordinates (0, 80) of the display unit 4 to a width 240 and a height 230 is defined as a restricted area. When the power saving mode is switched to ON, the display of the restricted area defined by the display area restriction information is turned off, and power is not supplied to the pixels included in the restricted area. Thereby, power saving is performed.

In the mobile terminal device 1 of this embodiment, the process shown in the flowchart of FIG. 3 is repeated at a predetermined interval. First, the control unit 3 determines whether or not the application program is activated (S101). If not activated (No in S101), the control unit 3 returns to S101 and re-executes the determination after a predetermined time has elapsed. If the application program is activated in S101 (Yes in S101), the control unit 3 subsequently determines whether or not the power saving mode is turned on (S102). If the power saving mode is OFF (No in S102), the control unit 3 performs display using the entire display area of the display unit 4 (S103). And the control part 3 repeats S103 until an application program is complete | finished (S104).
If the power saving mode is ON in S102 (Yes in S102), the control unit 3 determines whether there is display area restriction information in the application program corresponding to the power saving mode (S105), and the power saving mode is determined. If the application program is not compatible with the mode (No in S105), the process proceeds to S103.
If there is display area control information in an application program corresponding to the power saving mode in S105 (Yes in S105), the control unit 3 acquires display area restriction information corresponding to the activated application program from the storage unit 2 (S106). Then, a display area restriction signal is output to the display unit 4 together with the display screen, and display is performed using the area excluding the restriction area of the display unit 4 (S107). Then, the control unit 3 repeats S107 until the application program ends (S108).

In the mobile terminal device 1 having such a configuration, when the user starts the calculator program with the power saving mode set to OFF, as shown in the front view of the display unit 4 in FIG. The display is made using the entire display area. When the user starts the calculator program with the power saving mode set to ON, as shown in the front view of the display unit 4 in FIG. 4B, the area excluding the limited area of the display unit 4 is used. Will be displayed.
FIG. 4A shows both a numerical value display unit 11 that displays numerical values input from the operation unit 5 and an operation guide unit 12 that displays an image that guides the operation method by the operation unit 5. In FIG. 4B, only the numerical display unit 11 is displayed on the display unit 4 and the operation guide unit 12 is not displayed.

Next, a second embodiment of the present invention will be described with reference to FIGS. FIG. 5 is a block diagram showing a configuration of the mobile terminal device 21 in the present embodiment. The mobile terminal device 21 includes a storage unit 22, a control unit 23 (display control unit), a display unit 24, an operation unit 25, and a transmission / reception unit 26.
Since the display unit 24, the operation unit 25, and the transmission / reception unit 26 are the same as the display unit 4, the operation unit 5, and the transmission / reception unit 6 of the first embodiment, description thereof is omitted.
The part in which the storage unit 22 of the present embodiment is different from the storage unit 2 of the first embodiment is display area restriction information to be stored. As shown in the schematic diagram of FIG. 6, the display area restriction information of the present embodiment is obtained by defining a restriction area according to an operation state in a table provided for each application program.
For example, in the case of a telephone program, restricted areas are defined for each of various operation states such as telephone number input 1, telephone number input 2, outgoing call, and talking.

In the mobile terminal device 21 of this embodiment, the process shown in the flowchart of FIG. 7 is repeated at predetermined intervals. First, the control unit 23 determines whether or not the application program is activated (S201). If the application program is not activated (No in S201), the control unit 23 returns to S201 and re-executes the determination after a predetermined time has elapsed. If the application program is activated in S201 (Yes in S201), the control unit 23 determines whether or not the power saving mode is turned on (S202). If the power saving mode is OFF (No in S202), the control unit 23 performs display using the entire display area of the display unit 24 (S203). And the control part 23 repeats S203 until an application program is complete | finished (S204).
If the power saving mode is turned on in S202 (Yes in S202), the control unit 23 determines whether or not there is display area restriction information in the application program compatible with the power saving mode (S205). If the application program is not compatible with the mode (No in S205), the process proceeds to S203.
If there is display area control information in an application program compatible with the power saving mode in S205 (Yes in S205), the control unit 23 acquires a display area restriction information table corresponding to the activated application program from the storage unit 22 (S206). Subsequently, the status information of the application program being executed is acquired (S207). And the control part 3 acquires the display area restriction | limiting information according to the operation state of the application program in execution from a display area restriction | limiting information table based on the state information of an application program (S208), and with a display screen on the display part 24 A display area restriction signal is output, and display is performed using an area excluding the restriction area of the display unit 4 (S209). And the control part 23 repeats S209 until an application program is complete | finished (S210).

In the mobile terminal device 21 having such a configuration, when the user activates the telephone program with the power saving mode set to OFF, as shown in the front views of the display unit 24 in FIGS. The display is performed using the entire display area of the display unit 24. Further, when the user starts the telephone program with the power saving mode set to ON, as shown in the front view of the display unit 24 in FIGS. 8E to 8H, the restricted area of the display unit 24 is excluded. Display using the selected area, and power supply to the pixels in the restricted area is turned off.
FIGS. 8A and 8E are screens in which the telephone number is entered, and the telephone number has a length that can be displayed in one line. In FIG. 8E, a portion other than one line for displaying the telephone number is defined as a restricted area in the table shown in FIG. 6, and power supply to the pixels in the restricted area is turned off.
FIGS. 8B and 8F are screens in which the telephone number is displayed over two lines on the screen during the telephone number input. In FIG. 8F, a portion other than two lines for displaying the telephone number is defined as a restricted area in the table shown in FIG. 6, and power supply to the pixels in the restricted area is turned off.
FIGS. 8C and 8G are screens during transmission. In FIG.8 (c), the name and telephone number of the other party who are making a call, and an image indicating that the call is being made are displayed. In FIG. 8 (g), an image indicating that a call is being made and the surrounding portion are defined as restricted areas in the table shown in FIG. Is displayed.
FIGS. 8D and 8H are screens during a call, in which the call time and the current date and time are displayed. In FIG. 8H, a portion other than the portion for displaying the call time and the current date and time is defined as a restricted area in the table shown in FIG. 6, and power supply to the pixels in the restricted area is turned off.

  The display area restriction information of the first and second embodiments may be downloaded together with the application program as being attached to the application program, or may be stored in advance in the storage unit 2 or 22 together with the application program, or It may be set by the user.

Next, a third embodiment of the present invention will be described with reference to FIGS. FIG. 9 is a block diagram illustrating a configuration of the mobile terminal device 31 in the present embodiment. The portable terminal device 31 includes a storage unit 32, a control unit 33 (display control unit), a display unit 34, an operation unit 35, a transmission / reception unit 36, and a timer unit 37.
Since the display unit 34, the operation unit 35, and the transmission / reception unit 36 are the same as the display unit 4, the operation unit 5, and the transmission / reception unit 6 of the first embodiment, the description thereof is omitted.
The difference between the storage unit 32 of the present embodiment and the storage unit 2 of the first embodiment is that what is stored corresponding to the application is not the display area restriction information but operation history information. In the present embodiment, operation history information is recorded for each application program as shown in the schematic diagram of FIG. For example, in the case of a calculator program, the operation history information includes an average of the number of digits used by the user, an average time until a calculation key is pressed after a numerical key, a cumulative usage time, and the like. Based on the operation history information, the display area of the display unit 34 is limited. The operation history information is updated and saved by executing a processing procedure described in each application program.
The timer 37 measures time and outputs a pulse to the controller 33 every second. The control unit 33 uses the pulses output from the time measuring unit 37 to calculate the accumulated usage time of various application programs.

In the mobile terminal device 31 of the present embodiment, the processing shown in the flowchart of FIG. 11 is repeated at a predetermined interval. First, the control unit 33 determines whether or not the application program is activated (S301). If the application program is not activated (No in S301), the control unit 33 returns to S301 and re-executes the determination after a predetermined time has elapsed. If the application program is activated in S301 (Yes in S301), the control unit 33 determines whether the power saving mode is turned on (S302). If the power saving mode is OFF (No in S302), the control unit 33 performs display using the entire display area of the display unit 34 (S303). Then, the control unit 33 repeats S303 until the application program ends (S304).
If the power saving mode is turned on in S302 (Yes in S302), the control unit 33 acquires operation history information from the storage unit 32 by executing the processing procedure described in the application program (S305). Further, by executing the processing procedure described in the application program, a display area restriction signal is output together with the display screen to the display section 34 based on the operation history information, and the area excluding the restriction area of the display section 34 is used. Is displayed (S306). When the predetermined time has elapsed and the user performs some operation with the operation unit 35 (S307), the control unit 33 updates the operation history information by executing the processing procedure described in the application program (S308), and further The operation history information is saved by executing the processing procedure described in the application program (S309). And the control part 33 repeats S306-S309 until an application program is complete | finished (S310).

In the mobile terminal device 31 having such a configuration, when the user activates the calculator program with the power saving mode set to OFF, as shown in the front view of the display unit 34 in FIG. The display is made using the entire display area. When the user starts the calculator program with the power saving mode set to ON, the area excluding the restricted area of the display unit 34 is used as shown in the front view of the display unit 34 in FIG. Will be displayed.
FIG. 12A shows a numerical value display unit 121 on which numerical values input from the operation unit 35 shown in FIG. 12B are displayed, and an image for guiding an operation method by the operation unit 35 shown in FIG. Both the displayed operation guide part 122 and the display part 34 are displayed.
In the power saving mode, the numerical value display unit 121 and the operation guide unit 122 are reduced in size according to the operation history information. First, the numerical value display unit 121 is sized as shown in FIGS. 12C and 12D according to the average number of digits used by the user. The operation guide unit 122 has the sizes shown in FIGS. 12 (f) and 12 (g) depending on the user's skill in the calculator program estimated from the average time until the calculation key is pressed after the numeric key and the accumulated usage time. Eventually, the display is no longer displayed as shown in FIG. Then, the display in the power saving mode as shown in FIG. 12 (i) is performed by combining the numerical value display unit 121 and the operation guide unit 122, each of which has a selected size.

Next, a fourth embodiment of the present invention will be described with reference to FIGS. FIG. 13 is a block diagram illustrating a configuration of the mobile terminal device 41 in the present embodiment. The mobile terminal device 41 includes a storage unit 42, a control unit 43 (display control unit), a display unit 44, an operation unit 45, a transmission / reception unit 46, and a timer unit 47.
Since the display unit 44, the operation unit 45, the transmission / reception unit 46, and the time measurement unit 47 are the same as the display unit 34, the operation unit 35, the transmission / reception unit 36, and the time measurement unit 37 of the third embodiment, description thereof will be omitted.
The difference between the storage unit 42 of the present embodiment and the storage unit 32 of the third embodiment is that screen control information is also stored corresponding to the application program. In the present embodiment, screen control information is defined for each application program as shown in the schematic diagram of FIG.
For example, in the case of a calculator program, the screen control information is set for each control screen identifier 141 for distinguishing control screens, area information 142 indicating the range of the control area, determination material for determining whether to limit the display area, and It includes a factor coefficient 143 and a threshold value 144 as determination criteria, and a change rule 145 that defines the degree of reduction and luminance of the display area when the display area is limited.
The storage unit 32 also stores software identifiers of application programs that are being executed and are waiting. A different software identifier is assigned to each application program, so that it can be distinguished from other application programs.

In the mobile terminal device 41 of the present embodiment, the processing shown in the flowchart of FIG. 15 is repeated at a predetermined interval while any application program is being executed. This flowchart assumes a case where the user operates the application unit 45 to start an application program different from the application program being executed.
First, the control unit 43 activates an application program (S401). Subsequently, the control unit 43 saves in the storage unit 42 the software identifier and operation history information of the application program that is being executed and waits before the activated application program is activated (S402).
Next, the control unit 43 acquires a software identifier from the activated application program (S403), and acquires a control screen identifier 141 (S404). The control unit 43 acquires screen control information and operation history information corresponding to the software identifier and the control screen identifier 141 from the storage unit 42 (S405), and performs screen display control based on the screen control information and operation history information. This is performed (S406). When the predetermined time has elapsed and the user performs some operation with the operation unit 45 (S407), the control unit 43 updates the operation history information (S408).
Then, the control unit 43 determines whether or not the screen has moved to another screen (S409). If the screen has not been moved (No in S409), the control unit 43 returns to S406 to continue displaying the screen, and if the screen has been moved (Yes in S409). ), The operation history information for the previous control screen identifier 141 is stored (S410).
Next, the control unit 43 determines whether or not the application program has ended (S411). If the application program has not ended (No in S411), the control unit 43 returns to S404 to continue the process for the current control screen, and then ends. If so (Yes in S411), the software identifier and operation history information of the waiting application program are acquired from the storage unit 42 (S412).

In the portable terminal device 41 having such a configuration, for example, when a calculator program is activated, the calculator program includes a basic screen including a numerical value display unit 161 illustrated in FIG. 16A and an operation illustrated in FIG. Processing is performed separately for the guide unit 162. Screen control is performed on the operation guide unit 162.
When the calculator program is started in a state where the power saving mode is set to OFF, as shown in FIG. 17A, the display is performed using the entire display area of the display unit 44, and the power saving mode is set. As shown in FIGS. 17 (b) to 17 (d), the area of the display unit 44 is limited and used in accordance with the definition of the screen control information shown in FIG. Display. That is, the operation guide unit 162 is reduced and displayed with reduced brightness.

FIG. 18 is a schematic diagram showing another screen control information applied to the calculator program. In this case, the calculator program performs processing by dividing it into a basic screen including the operation guide unit 181 shown in FIG. 19A and a numerical value display unit 182 shown in FIG. Screen control is performed on the numerical value display unit 182.
FIG. 20A shows a case in which the power saving mode is set to OFF and a case in which the power saving mode is set to ON and the factor coefficient 143 does not match the threshold 144. ) Is displayed. When the power-saving mode is activated and the factor coefficient 143 matches the threshold value 144, the screen control information shown in FIG. 18 is defined as shown in FIGS. As a result, the display unit 44 is used by limiting the area of the display unit 44.

FIG. 21 is a schematic diagram showing screen control information applied to the mail program, and FIG. 22 is a display state in which the area of the display unit 44 is limited and used in accordance with the definition of the screen control information shown in FIG. FIG. 23 is a schematic diagram showing operation history information corresponding to screen control information. The screen control information is managed for each software identifier 231, and a factor variable 233 is recorded for each control screen identifier 232.
FIG. 22A shows a menu screen of the mail program. In accordance with the rules of FIG. 21 (a), the display of the portion having no character in the menu is turned off.
FIG. 22B is a transmission mail creation screen. In accordance with the rules of FIG. 21B and the operation history information recorded in FIG. 23, the display for the number of lines with the text in the body is turned on, and the display with no text is turned off.
FIG. 22C shows a subject input screen. In accordance with the rules of FIG. 21C and the operation history information recorded in FIG. 23, the display for the average number of lines so far is set to ON. When the current input exceeds the average number of lines, the display for the number of lines input this time is turned ON.
FIG. 22D is a text input screen. In accordance with the rules of FIG. 21D and the operation history information recorded in FIG. 23, the display for the average number of lines so far is set to ON. When the current input exceeds the average number of lines, the display for the number of lines input this time is turned ON.

FIG. 24A is a schematic diagram showing screen control information applied to an application program that can use a pointer. FIG. 24B shows the case where the application program is started with the power saving mode set to OFF, and the case where the application coefficient is started with the power saving mode set to ON, and the factor coefficient 143 matches the threshold value 144. FIG. 24C shows the display state when the power saving mode is set to ON and the factor coefficient 143 matches the threshold value 144. FIG.
In this example, the screen control information is defined for a specific shape such as a pointer, attention is paid to an area that matches the specific shape in the image displayed on the display unit 44, and the position of the area that matches the specific shape does not change for a predetermined time. In addition, the luminance of the pixels in the portion displaying the specific shape is reduced.

  As described above, by using the screen control information to limit the display area of the display unit 44 in the power saving mode, the display of the limited area is turned off and included in the limited area without any modification to the application program itself. Power can be saved by stopping power supply to the pixels. Further, even an application program added by a user to a terminal can save power by preparing screen control information together. Furthermore, by preparing operation history information and updating it when the application program is operating, it is possible to save power according to the skill level of the user's operation.

  The display device of this embodiment is effective when applied to a battery-driven portable terminal device. Examples of the portable terminal device include battery-powered devices such as a cellular phone, a PDA, a portable television, and a notebook PC.

It is a block diagram which shows the structure of the portable terminal device in 1st Embodiment of this invention. It is a schematic diagram which shows the display area restriction | limiting information which the memory | storage part in 1st Embodiment of this invention memorize | stores. It is a flowchart which shows the power saving process in 1st Embodiment of this invention. It is a front view of the display part which shows the display state in 1st Embodiment of this invention. It is a block diagram which shows the structure of the portable terminal device in 2nd Embodiment of this invention. It is a schematic diagram which shows the display area restriction | limiting information which the memory | storage part in 2nd Embodiment of this invention memorize | stores. It is a flowchart which shows the power saving process in 2nd Embodiment of this invention. It is a front view of the display part which shows the display state in 2nd Embodiment of this invention. It is a block diagram which shows the structure of the portable terminal device in 3rd Embodiment of this invention. It is a schematic diagram which shows the display area restriction | limiting information which the memory | storage part in 3rd Embodiment of this invention memorize | stores. It is a flowchart which shows the power saving process in 3rd Embodiment of this invention. It is a front view of the display part which shows the display state in 3rd Embodiment of this invention. It is a block diagram which shows the structure of the portable terminal device in 4th Embodiment of this invention. It is a schematic diagram which shows the screen control information which the memory | storage part in 4th Embodiment of this invention memorize | stores. It is a flowchart which shows the power saving process in 4th Embodiment of this invention. It is a front view of the display part which shows the display state in 4th Embodiment of this invention. It is a front view of the display part which shows the display state in 4th Embodiment of this invention. It is a schematic diagram which shows the screen control information of another application program which the memory | storage part in 4th Embodiment of this invention memorize | stores. It is a front view of the display part which shows the display state of another application program in 4th Embodiment of this invention. It is a front view of the display part which shows the display state of another application program in 4th Embodiment of this invention. It is a schematic diagram which shows the screen control information of another application program which the memory | storage part in 4th Embodiment of this invention memorize | stores. It is a front view of the display part which shows the display state of another application program in 4th Embodiment of this invention. It is a schematic diagram which shows the operation history information corresponding to the screen control information in 4th Embodiment of this invention. It is a schematic diagram which shows the screen control information regarding the specific shape in 4th Embodiment of this invention.

Explanation of symbols

  DESCRIPTION OF SYMBOLS 1 ... Portable terminal device, 2 ... Memory | storage part, 3 ... Control part, 4 ... Display part, 5 ... Operation part, 6 ... Transmission / reception part, 11 ... Numerical value display part, 12 ... Operation guide part, 21 ... Portable terminal device, 22 DESCRIPTION OF SYMBOLS ... Storage part, 23 ... Control part, 24 ... Display part, 25 ... Operation part, 26 ... Transmission / reception part, 31 ... Portable terminal device, 32 ... Storage part, 33 ... Control part, 34 ... Display part, 35 ... Operation part, 36 ... Transmission / reception unit 37 ... Timer unit 41 ... Mobile terminal device 42 ... Storage unit 43 ... Control unit 44 ... Display unit 45 ... Operation unit 46 ... Transmission / reception unit 47 ... Timer unit 121 ... Numerical display , 122 ... Operation guide part, 141 ... Control screen identifier, 142 ... Area information, 143 ... Factor coefficient, 144 ... Threshold value, 145 ... Change rule, 161 ... Numerical value display part, 162 ... Operation guide part, 181 ... Operation Guide portion, 182 ... numerical display unit, 231 ... software identifier, 232 ... control screen identifier, 233 ... factor variable

Claims (16)

In a mobile terminal device including a display unit in which each pixel is configured by a self-luminous element,
A storage unit for storing a plurality of application programs;
An operation unit for instructing to start an application program;
A portable terminal device comprising: a display control unit that restricts a display area related to the activated application program in the display unit according to the activated application program.   The mobile terminal device according to claim 1, wherein the display control unit further restricts a display area according to an operation state of the activated application program. The storage unit stores the display area restriction information according to the application program,
The mobile terminal device according to claim 1, wherein the display control unit limits the display area based on display area restriction information corresponding to the activated application program. The storage unit further stores an operation history of the application program,
The mobile terminal device according to claim 1, wherein the display control unit limits the display area based on an operation history corresponding to the activated application program. The storage unit stores screen control information indicating a display processing procedure according to the application program,
The mobile terminal device according to claim 4, wherein the display control unit limits the display area based on an operation history and screen control information corresponding to the activated application program.   The portable terminal device according to claim 1, wherein the storage unit stores display area restriction information or operation history of each application program as a table.   The mobile terminal apparatus according to claim 1, wherein the display control unit limits the display area when the operation mode is a power saving mode.   The portable terminal device according to claim 1, wherein the self-luminous element is an organic EL element. A display control method for a mobile terminal device that stores a plurality of application programs and displays information about the activated application programs on a display unit,
A display control method for a mobile terminal device, wherein a display area related to the activated application program in the display unit is limited according to the activated application program.   10. The display control method for a mobile terminal device according to claim 9, further restricting the display area according to the operating state of the activated application program.   11. The display control method for a mobile terminal device according to claim 9, wherein the display area is limited based on display area restriction information set in advance according to an application program.   11. The display control method for a mobile terminal device according to claim 9, wherein the display area is limited based on an operation history of the application program.   13. The display control method for a mobile terminal device according to claim 12, wherein the display area is limited based on an operation history and screen control information set according to an application program and indicating a display processing procedure.   14. The portable terminal device according to claim 9, wherein display area restriction information or operation history of each application program is stored in a portable terminal device as a table, and the display region is restricted using the table. Display control method.   The display control method for a mobile terminal device according to any one of claims 9 to 14, wherein the display area is limited when an operation mode of the mobile terminal device is a power saving mode.   The display control method for a mobile terminal device according to claim 9, wherein the self-luminous element is an organic EL element.

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