JPH0877111A - Portable electronic device and schedule management method by the portable electronic device - Google Patents

Abstract

(57) [Summary] [Purpose] You can easily enter schedule details, and
(EN) Provided is a portable electronic device capable of displaying schedule contents all at once and improving operability in schedule management. [Structure] By selecting an icon stored in the icon schedule content default table 5 displayed on the display unit 7, a schedule is registered on a day desired by the calendar. The display unit 7 displays the registered icon and the schedule content corresponding to the icon together with the calendar. Efficient and quick because you can enter the schedule simply by selecting the icon represented by the pattern that can assume the preset schedule content without entering the schedule content one by one with key input, pen input or voice input, etc. It is possible to enter the schedule in.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable electronic device that performs world clock, address book, memo, schedule management, etc. in addition to a calculator function for performing four arithmetic operations, and a schedule management method by the portable electronic device.

[0002]

2. Description of the Related Art In recent years, as a portable electronic device, in addition to a calculator function for performing four arithmetic operations, a multifunctional device for displaying time around the world, address book, memo, schedule management, etc. is known. In such a portable electronic device, in the schedule management function, characters or voices are input each time by key input, pen input, voice input, or the like of the schedule content.

[0003]

By the way, the conventional portable electronic device and its schedule management method have the following problems because the schedule contents are directly input. (B) For key input, pen input, voice input, etc.,
The schedule contents had to be entered each time, which was inefficient and time-consuming. (B) Further, when the input contents, that is, the schedule contents are collectively displayed, there is a problem that a large amount of information cannot be displayed because the size of the display screen is limited.

Therefore, the present invention provides a portable electronic device capable of easily inputting the schedule contents, displaying the schedule contents collectively, and improving operability in schedule management, and a schedule management method by the portable electronic device. The purpose is to provide.

[0005]

In order to achieve the above object, a portable electronic device according to the invention of claim 1 has a calendar generating means for generating a calendar of a specified date, predetermined schedule contents, A schedule content storage unit storing an icon represented by a pattern capable of assuming the schedule content, and an icon stored in the schedule content storage unit on a desired day of the calendar generated by the calendar generation unit. It is characterized by comprising setting means for registering and display means for displaying the icon together with the calendar.

As a preferred aspect, for example, as described in claim 2, a selection means for selecting an icon whose schedule content is to be changed from the icons displayed on the display means, and an input for inputting the schedule content. Means, and schedule content changing means for registering the schedule content input by the input means to the icon selected by the selection means may be provided.

Further, for example, as described in claim 3, a change flag indicating that the schedule content registered in the icon selected by the selecting means is changed, and the schedule content input by the input means. You may make it equip with the schedule content setting storage means in which was stored.

Further, for example, as described in claim 4, an icon storage means for storing a plurality of icons having a different pattern from the icon for which the schedule content is registered, and the registered information displayed on the display means. Changing icon selecting means for selecting a first icon from among the plurality of icons stored in the icon storing means, and a second icon selecting from the plurality of icons stored in the icon storing means, and the first icon selected by the changing icon selecting means. 1 icon, the second
You may make it equip with the icon change means which changes into the icon of this.

Further, the contents of the schedule may be represented by characters, for example, as described in claim 5. Further, the schedule content is, for example, as described in claim 6.
It may be provided with a sounding unit that is represented by voice data and that produces the voice data. Further, for example, as described in claim 7, a voice input means for inputting a voice from the outside and a replacement means for replacing the contents of the schedule with the voice data input from the voice input means may be provided.

Further, in the schedule management method according to the present invention, the schedule contents are set for each,
From among the plurality of icons represented by the patterns that can assume the schedule contents, enter the schedule by registering the icon on the day on which the schedule should be entered, and confirm the schedule by displaying the icon. Characterize.

Further, as a preferred mode, for example, as described in claim 9, after selecting an icon whose schedule content is to be changed from among the icons, the schedule content to be set to the selected icon is input, The inputted schedule content may be registered in the selected icon.

Further, as described in claim 10, a schedule content setting storage means for storing a change flag for indicating that the schedule content registered in the icon has been changed and the input schedule content is stored. When the schedule content which is prepared and preset in the icon is changed, the change flag corresponding to the icon may be turned on and the input schedule content may be stored.

Further, as set forth in claim 11, a plurality of icons having a pattern different from the icon for which the schedule content is registered in advance are stored, and the icon for which the schedule content is registered is displayed. After selecting the first icon to be changed from the displayed icons, a plurality of icons having the different symbols are displayed, and the changed second icon is selected from the plurality of icons. By doing so, the first icon may be changed to the second icon.

[0014]

In the present invention, the schedule content is set by registering the icon stored in the schedule content storage means on the day desired by the calendar. An icon is displayed on the display unit together with the calendar. Therefore, it is not necessary to input the schedule contents by key input, pen input, voice input, or the like, so that the schedule can be input efficiently and promptly.

[0015]

Embodiments of the present invention will be described below with reference to the drawings. A. Configuration of Example A-1. Configuration of Portable Electronic Device FIG. 1 is a block diagram showing the configuration of a portable electronic device according to an embodiment of the present invention. In the figure, reference numeral 1 denotes an operation unit, which is composed of characters and keys for inputting commands, and supplies codes of characters and commands to a CPU (central processing unit) 2. The CPU 2 controls each unit of the mobile electronic device by executing a predetermined program. For example, the operation unit 1
The display of the display unit 7, which will be described later, is switched according to the operation by, or a calendar of an arbitrary date is generated and displayed on the display unit 7. The ROM 3 stores programs executed by the CPU 2 and various parameters. For example, when replacing the icon, which will be described later, or the menu icon for instructing the operation and function of the portable electronic device, in which the schedule contents are registered in advance, with an icon of another symbol, from a symbol different from the preset icon The following multiple icons are stored. The RAM 4 is used as a work area in which data generated by the processing by the CPU 2 is stored. The plurality of icons having different symbols may be stored in the RAM 4.

Next, 5 is an icon schedule content default table, which is composed of a ROM and stores a plurality of icons in advance and the schedule content preset corresponding to the icons. The above icon is
It is, for example, bitmap data expressed by a pattern that can assume schedule contents. Reference numeral 6 denotes an icon schedule content setting table, which is rewritable R
A new schedule content, which is composed of AM and is input by the user through the operation unit 1 or the like when the schedule content set in the icon is changed, is stored. The detailed configurations of the icon schedule content default table 5 and the icon schedule content setting table will be described later. Reference numeral 7 denotes a display unit composed of an LCD (liquid crystal display device) or the like, which displays an arbitrary calendar, icon, schedule contents and the like according to the data supplied from the CPU 2. Next, 8 is a speaker, and when the schedule content is voice data in a modification described later, the voice data is sounded.
Reference numeral 9 denotes a microphone, which takes in a voice from outside in order to assign another voice to the icon instead of the preset voice data in the modified example.

A-2. Configuration of Icon Schedule Content Default Table Next, FIG. 2A is a schematic diagram showing the data configuration of the icon schedule content default table 5 described above, and FIG. 2B is stored in the icon schedule content default table 5. Display 7 with icons
FIG. In the figure, the icon schedule content default table 5 stores icons (bitmap data) that visually represent the schedule content and schedule content made up of characters corresponding to the icons. The icon is an icon N attached to each
o. It is managed by. For example, in the figure, the icon consisting of the attache case pattern, that is, the attache case icon, has the icon No. The schedule contents of "1" and "I'm planning a business trip" are set.

An icon composed of a profile of a person,
That is, the boss icon is the icon No. The schedule contents of “2” and “meeting schedule” are set. Hereinafter, the note icon will be the icon No. "3", Schedule contents "Schedule is scheduled",
The handset icon includes an icon No. "4", schedule content "I'm planning on calling", and the airplane icon has an icon No. "5" and schedule contents "I'm planning a trip" are set. Each of the icons has a design such that the schedule content set in the icon can be easily visually recognized. Further, the schedule contents are all stored as character data.

The calendar display screen shown in the lower part of the figure is a schematic view showing a display example of the display section 7 described above. The calendar of the current month is displayed on the display unit 7, and the blinking day corresponds to the current day. Further, in the lower part of the display unit 7, the icon set on the current day and the schedule content assigned to the icon are displayed in characters. In the illustrated example, the sixth day is the current day, and on this day, the boss icon and the schedule content "meeting schedule" set as the default value for this icon are set.

A-3. Configuration of Icon Schedule Content Setting Table Next, FIG. 3 is a schematic diagram showing a data configuration of the icon schedule content setting table 6 described above. In the figure, the icon schedule content setting table 6 shows the icon No. And a change flag indicating whether or not the schedule content has been changed, and the change content. The change flag takes one of "ON" and "OFF" states, and becomes "ON" when the schedule content is changed. Further, the changed content stores the changed schedule content.

B. Operation of Embodiment Next, the operation of the above-described embodiment will be described. When the power is turned on, the display unit 7 normally displays a menu icon for operating the functions of the mobile electronic device, as shown in FIG. In the example shown in the figure, the menu icon consisting of the phone pattern is the function to display the phone book (address book) for making a call, and the menu icon consisting of the globe and clock pattern is the function to display the world clock, calendar. The menu icon consisting of the symbol is a function to display the calendar and the schedule, the menu icon consisting of the addition, subtraction, multiplication and division operators is a function to perform the calculation, the menu icon consisting of the clock symbol operates the time setting, stopwatch and alarm. The function to activate, the menu icon consisting of the pattern of memo paper, enter the memo,
The function to edit and display, the function to set the schedule contents to be assigned to the icons described later for the menu icon with the letters "ICOM" written, and the menu icon consisting of the design of the book calls a dictionary such as Japanese dictionary, English-Japanese dictionary, Japanese-English dictionary It is a function.

(A) Schedule Setting First, the schedule setting process will be described. FIG.
6 is a flowchart for explaining a schedule setting process. With the above icon displayed,
First, in step S10 shown in FIG. 4, the user selects a calendar icon with a touch or a pen. By this selection, in step S12, the menu icon is highlighted as shown in FIG. 5 (a), then the process proceeds to step S14, and the calendar of the current month is displayed on the display unit 7 as shown in FIG. 5 (b). Display it. Next, step S1
At 6, the number of the day set as the display day (register) is blinked. Since "6" of the current day (six days in this example) is set as the initial value for this display date, in this case, "6" is displayed in a blinking manner as shown in FIG. 5 (b). The step S14 described above corresponds to the calendar generating means in the claims.

Next, in step S18, it is determined whether or not any schedule has already been set on the display date. Then, if any schedule has already been set, the determination result in step S18 is "YES", and the process proceeds to step S20. In step S20, the icon set on the display date and the schedule content thereof are displayed at the bottom of the calendar by referring to the icon schedule content default table 5 and the icon schedule content setting table 6. On the other hand, if the schedule is not set yet, the determination result in step S18 is "NO", and the icon and the schedule content are not displayed.

Next, in step S22, the user is prompted to input the set date for setting the schedule. The setting date may be input by any of key input, touch input, and pen input. Then, step S
At 24, it is determined whether or not the setting key provided on the operation unit 1 has been pressed. If the setting key is not pressed, the determination result in step S24 is "N
O ”, and the process proceeds to step S26. In step S26, it is determined whether or not the end key provided on the operation unit 1 has been pressed. And if the end key is not pressed,
The determination result in step S26 is "NO", and the process returns to step S16. Hereinafter, steps S16 to S26 are repeatedly executed. Therefore, every time the user inputs a set date, the day is displayed in a blinking manner, and the icon set for that day and the schedule contents are displayed.

Here, if the user inputs the setting date and then presses the setting key, the determination result in step S24 becomes "YES", and the process proceeds to step S28. In step S28, the user is prompted to input the time at which the schedule should be set. The time is input with the numeric keys of the operation unit 1, for example, “AM 10:00 to AM 11:00”. Next, in step S30, the display unit 7 displays
As shown in FIG. 5C, the icons stored in the icon schedule content default table 5 and the schedule content corresponding thereto are displayed. In the example shown, the attache case icon and "I'm planning a business trip"
The schedule content, the boss icon and the schedule content "I'm planning a meeting", and the note icon and the schedule content "I'm planning a course" are displayed. In addition to this, the icons shown in FIG. 2 and the schedule contents corresponding to them may be displayed,
Other icons may be displayed by pressing the scroll key or the key "next page", or by touching or instructing that with a pen.

Next, in step S32, the display unit 7
The user is made to select the icon corresponding to the schedule content to be set from among the icons displayed in.
This step S32, together with the operation unit 1 and the CPU 2, corresponds to the setting means described in the claims. This icon may be selected by any of key input, touch input, and pen input. When the icon is selected,
In step S34, the selected icon and its schedule content are highlighted as shown in FIG. 5 (c). Next, after setting the icon selected in step S32 and the schedule content thereof at the set date input in step S22 and the time input in step S28, the process returns to step S14. As a result, as shown in FIG. 5D, the calendar is displayed on the display unit 7, and the icon set in the above-described processing and the schedule content thereof are displayed.

In order to set the schedule further after the above-mentioned processing, the setting date may be selected in step S22, the time may be selected in step S28, and the icon may be selected in step S32. Then, to end the schedule setting process, the end key provided on the operation unit 1 is pressed. When the end key is pressed, the determination result in step S26 becomes "YES", the schedule setting process ends, and the menu icon display shown in FIG.

(B) Schedule Content Icon Setting Next, the modification of the schedule content will be described. Figure 6
6 is a flowchart for explaining a schedule content icon setting process. Step S50 to be described below
S62 is a schedule content icon setting process for changing the schedule content set in the icon. First, in the state shown in FIG.
At 50, the user selects the ICON icon by the cursor key of the operation unit 1 or touch input or pen input. When the ICON icon is selected, step S5
2, the ICON icon is highlighted as shown in FIG. Next, in step S54, the display unit 7 displays the icons stored in the icon schedule content default table 5 and the schedule content corresponding thereto, as shown in FIG. 7B.

At this point, if the schedule contents have already been changed, the icon No. The changed schedule content is displayed by referring to the icon schedule content setting table 6 using as a key. In the example shown in the figure, an attache case icon, a schedule content of "I'm planning a business trip", a boss icon and a schedule content of "I'm planning a meeting", and a note icon and a schedule content of "I'm planning a course" are displayed. In addition to this, the icon shown in FIG. 2 and the contents of the schedule corresponding thereto may be displayed, or the scroll key or the key of “next page” may be pressed, or a touch input or a pen input may be displayed. Other icons may be displayed by instructing.

Next, in step S56, the display unit 7
The user is made to select the icon corresponding to the schedule content to be set from among the icons displayed in.
Note that this step S56 is performed by the operation unit 1 and the CPU 2
In addition, it corresponds to the selecting means described in the claims. This icon may be selected by any of key input, touch input, and pen input. When the icon is selected, the process proceeds to step S58, and the selected icon and its schedule contents are highlighted as shown in FIG. 7B. Next, in step S60, as shown in FIG.
As shown in (c), the user is prompted to input the schedule content to be set for the selected icon. In the example shown,
The schedule content of "Schedule for Product Council" is entered in the boss icon. Further, in the icon schedule content setting table 6, as shown in FIG. The change flag corresponding to the boss icon of “2” is set to “ON”, and the changed schedule content “planned for product council” is stored. Therefore, the display unit 7 refers to the change flag, and when the change flag is “ON”, the schedule content of the icon schedule content setting table 6 is displayed together with the calendar.

When the process of step S60 is completed, the process proceeds to step S62, and it is determined whether or not the end key is pressed. Then, if the end key is not pressed, the determination result in step S62 becomes "NO", and the process returns to step S56. Then, steps S56 to S60 are repeated to continue changing the schedule content of the icon.
On the other hand, when the end key is pressed, the determination result in step S62 becomes "YES", and the schedule content setting process ends.

(C) Change of Icon Next, change of icon will be described. FIG. 9 is a flowchart for explaining the icon changing process. Steps S80 to S102 described below are an icon setting process for changing a menu icon or an icon used for schedule setting. First, in the state shown in FIG. 5A, in step S80 shown in the figure, the user selects a cursor key of the operation unit 1 or a menu icon (not shown) for changing the icon by touch input or pen input. When the menu icon for change is selected, the process proceeds to step S82, and the selected menu icon for change is highlighted. Next, in step S84, the registered icon such as the menu icon or the schedule icon is displayed on the display unit 7, as shown in FIG. Next, step S8
Proceed to step 6 and let the user select the icon to be changed. When the icon you want to change is selected,
In step S88, the icon is highlighted. In FIG. 10A, the compatibility fortune telling menu icon is selected and highlighted.

Next, in step S90, it is determined whether or not the conversion key provided on the operation unit 1 has been pressed. Then, when the conversion key is not pressed, the determination result in step S90 becomes "NO", and step S90 is repeatedly executed. On the other hand, when the conversion key is pressed, the determination result in step S90 becomes "YES", and the process proceeds to step S92. In step S92, as shown in FIG. 10B, the change icon registered for change is displayed on the display unit 7. As the change icon, a plurality of icons are registered as shown in FIG. 10B, and in the illustrated example, a heart pattern, a musical note pattern, a flower pattern, etc. are prepared.

Next, in step S94, the user selects a desired icon from the change icons displayed on the display unit 7. Note that this step S94
Together with the operation unit 1 and the CPU 2 correspond to a change icon selection unit described in the claims. When the changed icon is selected, the process proceeds to step S96, and the selected icon is highlighted as shown in FIG. 10 (b). Next, in step S98, the O
It is determined whether the K key has been pressed. Then, when the OK key is not pressed, the determination result in step S98 is "NO", and the process returns to step S94.
Hereinafter, when another icon is selected in the state of FIG. 10B, the icon is highlighted. If the icon is desired, the user presses the OK key. When the user presses the OK key, the determination result in step S98 is “YES”, and step S100
Go to. In step S100, as shown in FIG. 10 (c), the changed icon is displayed on the display unit 7, and the changed icon is blinked. Then, in step S102, the changed icon is registered.
Note that this step S102 is performed by the operation unit 1 and the CPU.
Along with 2, it corresponds to the icon changing unit described in the claims.

C. Modified Example Next, as a modified example of the above-described embodiment, a case of storing schedule contents as voice data will be described.
FIG. 11 is a schematic diagram showing the schedule contents set as voice data in the icon. In this variation,
The schedule content stored as characters in the above-described embodiment is stored as voice data in the icon schedule content default table 5. In the example shown,
The attache case icon stores voice data “business trip”, and the boss icon stores voice data “meeting”. Similarly, note icon "Course", handset icon "Telephone", airplane icon "Travel", golf icon "Golf", tennis icon "Tennis", banquet icon "Cheers" The banquet, the car icon stores "Happy Drive", and the cake icon stores "Happy Buddy To You ~".

FIG. 12 is a schematic diagram showing a display example of the display unit 7 when the above-mentioned icon in which the voice data is registered is set in the calendar as a schedule. In the figure, when an icon for which voice data is registered is set, only the icon is displayed at the bottom of the calendar.
Then, when a reproduction key provided on the operation unit 1 is pressed, the audio data corresponding to the set icon is continuously reproduced. In the example shown in the figure, "April 6th" is the current day or the specified date, "Meeting", "Telephone", "Course" and "Cheers! Banquet" as the voice data of the icon, and "Schedule of The synthesized voice "" is produced by the speaker 8 shown in FIG.

The above-mentioned voice data can be changed as shown in FIG. 13 in the same manner as the above-mentioned change of schedule contents by characters. In the example of FIG. 13, the voice data of the airplane icon is “overseas business trip”, the voice data of the attache case icon is “business trip to the head office”, the voice data of the boss icon is “English lesson”, and the voice data of the handset icon is “telephone! Phone! " These voice data are fetched from the microphone 9 shown in FIG. 1, converted into digital data, and then stored in correspondence with the icons. These icons are appropriately attached to the calendar.

As described above, in this embodiment, the schedule contents set in advance can be set by simply registering the icon in the calendar without inputting the schedule contents one by one, and the schedule input can be performed very easily. It can be carried out. Further, when the icons are similar to each other and it is difficult to confirm the function set for each icon or the schedule content, the icon can be easily changed, so that the content of the icon can be easily recognized.

[0039]

According to the present invention, the schedule contents set in advance in the icon can be set only by registering the icon in the calendar without inputting the schedule contents one by one. Obtainable. (1) Efficient, because it is not necessary to input schedule contents by key input, pen input, voice input, etc.
You can enter the schedule quickly. (2) Further, since the display means displays an icon that represents the schedule contents in a pattern that allows the user to visually imagine the schedule contents, the schedule contents can be displayed collectively. (3) Since the contents of the schedule are changed based on the icon or the icon itself is changed, it is possible to easily visually confirm and improve the operability in schedule management. (4) Since the schedule contents can be confirmed by voice output, it is sufficient to display only the icon on the display means, and a large amount of schedule contents can be collectively confirmed without depending on the size of the display means.

[Brief description of drawings]

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

FIG. 2A is a schematic diagram showing a data structure of the icon schedule content default table 5 described above,
(B) is a schematic diagram of the display part in which the icons stored in the icon schedule content default table 5 are displayed.

FIG. 3 is a schematic diagram showing a data configuration of an icon schedule content setting table 6 of this embodiment.

FIG. 4 is a flowchart for explaining a schedule setting process according to the present embodiment.

FIG. 5 is a schematic diagram showing a display example on a display unit in a schedule setting process according to the present embodiment.

FIG. 6 is a flowchart for explaining a schedule content icon setting process according to the present embodiment.

FIG. 7 is a schematic diagram showing a display example on the display unit in the schedule content icon setting process according to the present embodiment.

FIG. 8 is a schematic diagram showing a relationship between an icon schedule content default table and an icon schedule content setting table in the schedule content icon setting processing according to the present embodiment.

FIG. 9 is a flowchart illustrating an icon changing process according to this embodiment.

FIG. 10 is a schematic diagram showing a display example on the display unit in the icon changing process according to the present embodiment.

FIG. 11 is a schematic diagram showing a schedule content set as audio data for an icon in a modified example of the present embodiment.

FIG. 12 is a schematic diagram showing a display example of a display unit when an icon in which voice data is registered is set as a schedule in a calendar in a modification of the present embodiment.

FIG. 13 is a schematic diagram showing an example in which voice data is changed in a modification of the present embodiment.

[Explanation of symbols]

1 operation unit (input means) 2 CPU (calendar generation means, setting means, selection means,
Change icon selection means, schedule content change means, icon change means, replacement means) 3 ROM (icon storage means) 4 RAM 5 icon schedule content default table (schedule content storage means) 6 icon schedule content setting table (schedule content setting storage means) ) 7 display section (display means) 8 speaker (sound generation means) 9 microphone (voice input means)

Claims (11)

[Claims] 1. A schedule content storage unit that stores a calendar generation unit that generates a calendar of a specified date, a predetermined schedule content, and an icon represented by a pattern that can assume the schedule content. And a setting means for registering the icon stored in the schedule content storage means on a desired date of the calendar generated by the calendar generation means, and a display means for displaying the icon together with the calendar. A portable electronic device characterized by. 2. The selecting means for selecting an icon whose schedule content is to be changed from the icons displayed on the display means, the input means for inputting the schedule content, and the icon selected by the selecting means. The mobile electronic device according to claim 1, further comprising schedule content changing means for registering the schedule content input by the input means. 3. A schedule content setting storage unit that stores a change flag that indicates that the schedule content registered in the icon selected by the selection unit has been modified, and the schedule content input by the input unit. The mobile electronic device according to claim 2, further comprising: 4. A first icon from among the registered icons displayed on the display unit, an icon storage unit storing a plurality of icons having a different pattern from the icon for which the schedule content is registered. And a change icon selecting means for selecting a second icon from a plurality of icons stored in the icon storing means, and the first icon selected by the change icon selecting means for the second icon. The mobile electronic device according to claim 1, further comprising: an icon changing unit that changes to an icon. 5. The portable electronic device according to claim 1, wherein the contents of the schedule are represented by characters. 6. The portable electronic device according to claim 1, wherein the contents of the schedule are represented by voice data, and the mobile electronic device is provided with a sounding unit that pronounces the voice data. 7. The portable electronic device according to claim 6, further comprising: a voice input unit for inputting a voice from the outside, and a replacing unit for replacing the contents of the schedule with voice data input from the voice input unit. machine. 8. A schedule content is set for each, and a schedule is input by registering an icon on a day on which the schedule should be input from among a plurality of icons represented by patterns that can assume the schedule content, A schedule management method characterized by confirming a schedule by displaying the icon. 9. After selecting an icon whose schedule content is to be changed from among the icons, inputting the schedule content to be set to the selected icon, and inputting the schedule content into the selected icon. The schedule management method according to claim 8, wherein the schedule management method is performed. 10. A schedule content setting storage means for storing a change flag for instructing that the schedule content registered in the icon has been modified and the entered schedule content is prepared and preset in the icon. 10. The schedule management method according to claim 9, wherein when the entered schedule content is changed, the change flag corresponding to the icon is turned on and the entered schedule content is stored. 11. The schedule contents are stored with a plurality of icons each having a different pattern from an icon registered in advance, the icons in which the schedule contents are registered in advance are displayed, and among the displayed icons, After selecting the first icon to be changed, a plurality of icons composed of the different symbols are displayed, and the changed second icon is selected from the plurality of icons to thereby change the first icon. 9. The schedule management method according to claim 8, wherein is changed to the second icon.