JP2002320031A - Portable telephone set - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable telephone set to which a user can simply enter a password that cannot easily be interpreted by others while basically utilizing figures of 0-9. SOLUTION: The portable telephone set is provided with a selection key 3 that selects either of 4 directions (upper/lower/left/right directions) to respectively select either of 1st-4th figure selection mode in a password entry mode at any time and selects a numeral displayed on a display device 2 in each numeral selection mode, a menu display control section 4 that displays a string of numerals of 0-9 and a cursor for selection of the numerals on a 1st area at an upper side of a numeral selection menu, a 2nd area at a lower side, a 3rd area at a left side and a 4th area at a right side when either of the 1st-4th numeral selection modes is selected, an entry confirmation key 3 to confirm the selected numeral, and a password entry control section 6 that stores data resulting from attaching an identifier to identify the numeral selection mode at that time to the numeral data to an entry numeral storage section 5 every time a numeral is entered in the password entry mode.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable telephone, and more particularly, to an improvement of an input unit for inputting a password.

[0002]

2. Description of the Related Art In recent years, the spread of mobile phones has been remarkable.
A user can receive various services using a mobile phone. When receiving such a service, a user often inputs a personal identification number from a mobile phone in order to prevent unauthorized use by others. Generally, the input of a personal identification number from a mobile phone is performed by inputting an arbitrary combination of numbers using numeric keys provided on the mobile phone.

[0003] However, a password consisting of a combination of numbers from 0 to 9 is easy to be deciphered by others, and may cause security problems. On the other hand, 0
Number 9 and letters such as alphabets and +? If you decide to create a password from a combination of these symbols, due to the structure of the input unit of a conventional mobile phone,
The input of the personal identification number becomes very complicated and impractical.

[0004]

SUMMARY OF THE INVENTION It is therefore an object of the present invention to provide a portable telephone which uses a number from 0 to 9 and easily inputs a password which cannot be easily decoded by others. Is to be able to do it.

[0005]

In order to solve the above-mentioned problems, the present invention can select a display and four directions of up, down, left and right, and select four directions of up, down, left and right in a password input mode. The first to fourth numeral selection modes are respectively selected at any time by the
A selection key for selecting a number displayed on the display by moving a cursor displayed at the same time in each of the fourth to fourth number selection modes; and selecting a number on the display in the password input mode. Displaying a screen, when the first to fourth number selection modes are selected by the selection keys, a first area on the upper side of the number selection screen, a second area on the lower side,
0 to the third region on the left and the fourth region on the right, respectively.
A screen display control unit for displaying a sequence of ten numbers 9 and a cursor for selecting these numbers, an input confirmation key for confirming and inputting the numbers selected by the selection keys, and the password An input number storage unit capable of sequentially storing data of numbers input in the input mode, and each time a number is input in the password input mode,
And a password input control unit for storing data obtained by adding an identifier for identifying the numeral selection mode at that time to the numeral data in the input numeral storage unit. Things.

In the above configuration, preferably, the selection key is a joystick-type key or a navigation key. Also preferably, the selection keys are arranged on a crosshair, and each of the four
It consists of a group of four keys from which directions can be individually selected, and the input confirmation key is a push button type key arranged at the center of the crosshair. Further, in the above configuration, preferably, the selection key and the input confirmation key are formed as a single key.

[0007]

BRIEF DESCRIPTION OF THE DRAWINGS FIG.
Preferred embodiments of the present invention will be described. FIG. 1 is a perspective view of a mobile phone according to an embodiment of the present invention.
FIG. 2 is a block diagram illustrating a schematic configuration of the mobile phone of FIG. 1. As shown in FIGS. 1 and 2, the mobile phone 1 of the present invention includes a control unit 7 that controls processing of the entire phone,
A wireless transmission / reception unit 9 for transmitting / receiving a signal through the antenna 8
And a memory 11 for storing programs and registered telephone numbers, etc., and various operation keys 12 including a power ON / OFF key, a talk key, and input keys for numbers / characters / symbols.
, A microphone 14 and a speaker 15, and a signal processing unit 10 for converting an audio signal into a digital signal or performing an inverse conversion thereof.

The portable telephone 1 of the present invention can also select a display 2 comprising an LCD or the like and four directions of up, down, left, and right. In the password input mode, by selecting four directions of up, down, left, and right. The first to fourth numeral selection modes are selected at any time, and the display 2 is selected in each of the first to fourth numeral selection modes.
A selection key 3 is provided for selecting a number displayed above by moving a cursor displayed at the same time. In this embodiment, the selection key 3 is a joystick-type key. However, the selection key 3 may be any key as long as it can select four directions of up, down, left, and right.
A navigation key may be used, or a group of four keys arranged on a crosshair and capable of independently selecting the four directions of up, down, left, and right may be used.

In the portable telephone 1 of the present invention, a number selection screen is displayed on the display 2 in the password input mode, and when the first to fourth number selection modes are selected by the selection key 3, the number selection is performed. In the upper first area, the lower second area, the left third area and the right fourth area of the screen, a row of 10 numbers from 0 to 9 and a cursor for selecting these numbers are respectively placed. A screen display control unit 4 to be displayed and an input determination key for determining and inputting a number selected by the selection key 3 are provided. The input confirmation key may be formed as an independent key different from the selection key 3, or may be formed as a single key in combination with the selection key 3. In this example,
The input confirmation key and the selection key 3 are formed as a single key. This single key functions as a selection key 3 by tilting the joystick up, down, left, and right, and the joystick is in a neutral state (upright state).
When in, the joystick is pushable and functions as an input confirmation key. In the following description,
This single key is called a joystick key 3. It should be noted that even when a navigation key is used as the selection key 3, the same function as that of the joystick key can be provided. When a set of four keys arranged on a crosshair and capable of independently selecting the four directions of up, down, left, and right are used as the selection keys 3, the input confirmation key is It is preferable that the button is formed of a push button type key arranged at the center of the button.

The joystick key 3 (selection key and input confirmation key) can function as a key for selecting four directions, up, down, left and right, and a key for confirming an input, even in modes other than the password input mode. Needless to say, A signal input through the joystick keys 3 (selection key and input confirmation key) when functioning in various modes other than the operation keys 12 and the password input mode is input to the control unit 7 via the key input unit 13. You.

The portable telephone 1 of the present invention further includes an input numeral storage unit 5 capable of sequentially storing numerical data input in the personal identification number input mode, and each time a numeral is input in the personal identification number input mode. A password input control unit 6 is provided for storing data obtained by adding an identifier for identifying a numeric selection mode at that time to numeric data in an input numeric storage unit 5. As an identifier for identifying the number selection mode, for example, two bits are added to the head of ordinary numeric data (binary coded data) to form an identifier.
“00”, “01”, “10”, and “11” may be added to the head of numeric data input in the first to fourth numeric input modes, respectively.

When the input of the personal identification number is completed, the data of the personal identification number stored in the input numeral storage part 5 is sent to the control part 7 and, for example, the user provides the service from the radio transmission / reception part 9 through the antenna 8. Is sent to the computer on the center side that wants.

Next, a description will be given of a password input operation performed by the mobile phone according to the present invention. When the user needs to input a password when receiving a service using the mobile phone, the mobile phone enters a password input mode. In the password input mode, first, as shown in FIG. 3A, a password input box 20 and a cursor 2 for prompting the user to input a number in the box 20 are displayed on the display.
1 is displayed. In FIG. 3A, a number selection screen is displayed in an area 22 below the password input box.

In order for the user to enter the first number,
For example, when the first numeral selection mode is selected by selecting the upward direction with the joystick key 3, as shown in FIG. 2B, the first region 2 on the upper side of the numeral selection screen 22 is displayed.
3, a string of ten numbers from 0 to 9 and a cursor 24 for selecting these numbers are displayed. In this mode, the user can select a number by moving the cursor 24 by tilting the joystick key 3 right and left. At this time, the number currently selected by the cursor 24 is shown in the frame 25 displayed below the column of 10 numbers from 0 to 9. Then, when the user selects “3” as the first number and presses the joystick key 3, the number “3” in the first number selection mode is input to the password input box 20. At this time, the input numeral storage unit 5 stores data in which the identifier of the first numeral selection mode is added to the numeral “3” data.

When the first number is input, FIG.
As shown in (C), in the personal identification number input box 20, a symbol “*” indicating the input of the first number is displayed, and the cursor 21 moves one digit to the right, and the second number is displayed. Prompt for numbers. When the user selects the third number selection mode by selecting the left direction with the joystick key 3 to input the second number, the left side of the number selection screen 22 is displayed as shown in FIG. Of the third area 26
A row of 10 numbers from 0 to 9 and a cursor 27 for selecting these numbers are displayed. In this mode, the user can select a number by moving the cursor 27 by tilting the joystick key 3 up and down. At this time, the number currently selected by the cursor 27 is shown in the frame 28 displayed on the right side of the column of 10 numbers from 0 to 9. Then, when the user selects “6” as the second number and presses the joystick key 3, the number “6” in the third number selection mode is input to the password input box 20. At this time, the input numeral storage 5 stores the numeral “6” in the position next to the data stored immediately before.
Is stored with the data of the third numeral selection mode added to the data of the third number selection mode.

When the second number is input, FIG.
As shown in (A), in the personal identification number input box 20, a symbol “**” indicating the input of the first and second numbers is displayed.
Is displayed, and the cursor 21 moves one digit to the right to prompt the input of the third number. When the user selects the lower direction by using the joystick key 3 and selects the second number selection mode in order to input the third number,
As shown in FIG. 4B, a row of ten numbers 0 to 9 and a cursor 30 for selecting these numbers are displayed in the second area 29 below the number selection screen 22. . In this mode, the user tilts the joystick key 3 to the left or right so that the cursor 30
Can be moved to select a number. At this time,
The number currently selected by the cursor 30 is shown in a frame 31 displayed above the row of ten numbers 0 to 9. Then, when the user selects “0” as the third number and presses the joystick key 3, the number “0” in the second number selection mode is input to the password input box 20. At this time, in the input numeral storage 5, data obtained by adding the identifier of the second numeral selection mode to the data of numeral "0" is stored at the position next to the data stored immediately before.

When the third number is input, FIG.
As shown in (C), a symbol “***” indicating the input of the first, second, and third numbers is displayed in the password input box 20, and the cursor 21 is set to 1
Move to the right of the digit and prompt for the fourth number. When the user selects the fourth direction by selecting the right direction with the joystick key 3 to input the fourth number, the right side of the number selection screen 22 is displayed as shown in FIG. In the fourth area 32 of the line, a string of ten numbers from 0 to 9 and a cursor 33 for selecting these numbers
Is displayed. In this mode, the user can select a number by moving the cursor 33 by tilting the joystick key 3 up and down.
At this time, the number currently selected by the cursor 33 is shown in the frame 34 displayed on the left side of the column of 10 numbers from 0 to 9. Then, when the user selects “7” as the fourth number and presses the joystick key 3, the number “7” in the fourth number selection mode is input to the password input box 20. At this time, in the input numeral storage unit 5, data obtained by adding the identifier of the fourth numeral selection mode to the data of numeral "7" is stored at the position next to the data stored immediately before.

When the input of the personal identification number by the user is completed, the data stored in the input numeral storage 5 is transferred to the controller 7.
And transmitted from the wireless transmission / reception unit 9 to the computer at the center where the service is provided via the antenna.

As described above, according to the portable telephone of the present invention, if the same number is input in a different number selection mode, it is regarded as a different number (first number).
Is distinguished from “1” input in the number selection mode of “1” and “1” input in the second number selection mode).
When entering numbers from 9 to 9, each number can be distinguished in four ways, which makes the password more complicated.
In this way, it is possible to input a password that is more complicated than the conventional combination of the numbers 0 to 9 while basically using 10 numbers 0 to 9. And in this case,
A key that can select four directions of up, down, left and right is provided, and the number input mode is switched according to the key direction selection,
The number selection screen is displayed in the upper, lower, left and right areas corresponding to the direction selected by the keys on the display, so that four types of numbers can be easily input without making mistakes. it can.

[0020]

As described above, according to the present invention, 0 to 9
Can be distinguished into four types (up, down, left, and right) when inputting the number, the password becomes more complicated. In this way, it is possible to create and input a password that is more complex than the conventional combination of the numbers 0 to 9 using 10 numbers 0 to 9 basically. Furthermore, according to the present invention, a key capable of selecting four directions of up, down, left, and right is provided, and in accordance with the selection of the direction of the key, a number input mode is switched and a number selection screen is displayed in different areas of the display. As a result, four types of numbers can be easily input without making mistakes.

[Brief description of the drawings]

FIG. 1 is a perspective view of a mobile phone according to one embodiment of the present invention.

FIG. 2 is a block diagram illustrating a schematic configuration of the mobile phone of FIG. 1;

FIG. 3 is a diagram illustrating a series of screens displayed on a display when a password is input in the mobile phone of the present invention.

FIG. 4 is a diagram illustrating a series of screens displayed on a display when a password is input in the mobile phone of the present invention.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Cellular phone 2 Display 3 Joystick key (selection key and input confirmation key) 4 Screen display control part 5 Input number storage part 6 PIN input control part 7 Control part 8 Antenna 9 Wireless transmission / reception part 10 Signal processing part 11 Memory 12 Operation keys 13 Key input section 14 Microphone 15 Speaker

──────────────────────────────────────────────────続 き Continued on the front page (51) Int.Cl. ⁷ Identification symbol FI Theme coat ゛ (Reference) H04M 1/02 H04B 7/26 109T 1/725 G06F 3/023 310L H04Q 7/38 F-term (Reference) 5B020 AA01 BB10 CC12 DD11 FF53 GG05 5K023 AA07 GG03 HH01 HH07 5K027 AA11 BB09 FF22 MM04 MM17 5K067 AA34 BB04 EE02 FF02 FF23

Claims (5)

[Claims] 1. A display and four directions of up, down, left, and right can be selected. In a password input mode, four directions of up, down, left, and right are respectively selected to select first to fourth numeral selection modes. Together with the first
A selection key for selecting a number displayed on the display by moving a cursor displayed at the same time in each of the fourth to fourth number selection modes; and selecting a number on the display in the password input mode. Displaying a screen, when the first to fourth number selection modes are selected by the selection keys, a first area on the upper side of the number selection screen, a second area on the lower side,
0 to the third region on the left and the fourth region on the right, respectively.
A screen display control unit for displaying a sequence of ten numbers 9 and a cursor for selecting these numbers, an input confirmation key for confirming and inputting the numbers selected by the selection keys, and the password An input number storage unit capable of sequentially storing data of numbers input in the input mode, and each time a number is input in the password input mode,
A mobile phone, comprising: a password input control unit for storing data obtained by adding an identifier for identifying a numeric selection mode at that time to the numeric data in the input numeric storage unit. 2. The mobile phone according to claim 1, wherein the selection key is a joystick-type key. 3. The mobile phone according to claim 1, wherein the selection key comprises a navigation key. 4. The selection key is arranged on a crosshair,
Each is composed of a group of four keys that can individually select four directions, up, down, left, and right, and the input confirmation key is a push button type key arranged at the center of the crosshair. The mobile phone according to claim 1, wherein: 5. The mobile phone according to claim 1, wherein the selection key and the input confirmation key are formed as a single key.