JP2004326525A - Input device, input method, program, and storage medium - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To conceal and display an inputted character or symbol even if a plurality of characters or symbols are assigned to one key. <P>SOLUTION: A character is inputted to a password input column from a remote control operation key 17. When the inputted key is determined to be clear, the character or symbol in a cursor position or the character or symbol one before the cursor position is deleted. When the inputted key is determined to be a character key different from the character key inputted last time or a determination key different from the key inputted last time, "*" is displayed in the cursor position, and when the inputted key is determined to be the same character key as a character key inputted last time, the corresponding character or symbol is displayed based on the inputted key. When the inputted key is determined to be the same determination key as the determination key inputted last time or the determination key inputted when no character or symbol is present in the cursor position, the end of input of the password to the password input column is determined. <P>COPYRIGHT: (C)2005,JPO&NCIPI

Description

[0001]
TECHNICAL FIELD OF THE INVENTION
The present invention relates to an input device, an input method, a program, and a recording medium that are applied when concealing an input character or symbol in an electronic device in which a plurality of characters or symbols are assigned to one key.
[0002]
[Prior art]
At present, one character or symbol is assigned to one key on a keyboard connected to a personal computer. By operating this keyboard, the user can freely use an application program (hereinafter, referred to as “App”) installed in the personal computer.
[0003]
When an App is used, there is a case where a password is input together with a user ID when the user is authorized to use the App, or when sending and receiving e-mail. For example, as shown in FIG. 10, for the user ID, a character or symbol input from the keyboard is displayed in the user input box 51, but the password hides the character or symbol input from the keyboard due to its nature. As an example, “*” is displayed in the password input field 52 instead of the input character or symbol.
[0004]
At this time, as shown in FIG. 11, when "M" is input from the keyboard, "*" is displayed in the password input field 52, and when "O" is input from the keyboard, "*" is displayed in the password input field 52. ** ”is displayed. Subsequently, when "S" is input from the keyboard, "***" is displayed in the password input field 52, and when "T" is input from the keyboard, "****" is displayed in the password input field 52. .
[0005]
In a document editing device such as a word processor that edits a sentence, an arbitrary part in a document can be freely set to an invisible state, and it is easy to create and edit a part that only a specific person can release the invisible state. In some cases, this is done (see, for example, Patent Document 1).
[0006]
[Patent Document 1]
JP-A-5-128116
[0007]
As described above, when one character or symbol is assigned to one key, or when an invisible state is set after being displayed once, the user who has input even if the key is hidden judges the character or symbol. can do.
[0008]
[Problems to be solved by the invention]
However, when a single key is assigned a plurality of characters or symbols, first, as a first step, the user selects the key to which the desired character or symbol is assigned. In this first step, by selecting a key, a plurality of characters or symbols assigned to the key are selected from all the characters or symbols. Then, as a second step, the user selects a desired character or symbol from the plurality of selected characters or symbols.
[0009]
Thus, a desired character or symbol cannot be selected without going through two steps. Therefore, when a plurality of characters or symbols are assigned to one key, if the input characters or symbols are hidden, it may not be possible to determine whether a desired character or symbol is selected.
[0010]
In general, an App that conceals a character or a symbol is related to information unique to the user. Therefore, it is important to maintain confidentiality. However, if a character or a symbol cannot be concealed, There was a problem that confidentiality was lost.
[0011]
Therefore, an object of the present invention is to provide an input device, an input method, a program, and a recording medium capable of concealing and displaying an input character or symbol even when a plurality of characters or symbols are assigned to one key. Is to provide.
[0012]
[Means for Solving the Problems]
In order to achieve the above object, an invention according to claim 1 is an input device for inputting a desired character or symbol, wherein a plurality of characters or symbols are assigned, and a selection operation unit for selecting a desired character or symbol is provided. A character input unit including a determination operation unit for determining a character or a symbol selected by the selection operation unit; and a control unit for displaying a character or a symbol input by the selection operation unit on a display unit. The unit is an input device characterized in that when the confirmation operation unit is operated, a character or a symbol displayed on the display unit is hidden.
[0013]
According to a sixth aspect of the present invention, in the input method for inputting a desired character or symbol, a desired character or symbol is selected by a selection operation unit to which a plurality of characters or symbols are assigned, and the selected character or symbol is displayed. The input is displayed on the display unit, the selected character or symbol is determined by the determination operation unit, and when the determination operation unit is operated, the character or symbol displayed on the display unit is hidden. Is the way.
[0014]
According to the eleventh aspect of the present invention, in the program for inputting a desired character or symbol, a desired character or symbol is selected by a selection operation unit to which a plurality of characters or symbols are assigned, and the selected character or symbol is displayed on the display unit. And confirming the selected character or symbol by the confirmation operation unit, and when the confirmation operation unit is operated, causing the computer to execute so as to hide the character or symbol displayed on the display unit. It is a program to do.
[0015]
According to a sixteenth aspect of the present invention, in a recording medium on which a program for inputting a desired character or symbol is recorded, a desired character or symbol is selected and selected by a selection operation unit to which a plurality of characters or symbols are assigned. The character or symbol is displayed on the display unit, the selected character or symbol is determined by the determination operation unit, and when the determination operation unit is operated, the computer is hidden so that the character or symbol displayed on the display unit is hidden. A recording medium on which a program to be executed is recorded.
[0016]
As described above, even if a plurality of characters or symbols are assigned to one key, the character or symbol input by the user can be determined, and the input character or symbol can be hidden.
[0017]
BEST MODE FOR CARRYING OUT THE INVENTION
Hereinafter, an embodiment of the present invention will be described with reference to the drawings. FIG. 1 shows an overall configuration of an embodiment to which the present invention is applied. The content recording / reproducing device denoted by reference numeral 1 can reproduce various audio signals and / or video signals. The content recording / reproducing apparatus 1 is connected to at least a monitor 2 for display and a speaker group 3 for 5.1 channel surround reproduction.
[0018]
Further, the content recording / reproducing apparatus 1 is connected to a network such as a LAN router or hub via an AM (Amplitude Modulation) antenna 4, an FM (Frequency Modulation) antenna 5, a TV antenna 6, a LAN (Local Area Network) cable 7, and the like. An MD (Mini Disc) recording / reproducing device 10 can be connected via a device 8 and a USB (Universal Serial Bus) cable 9. Further, the content recording / reproducing apparatus 1 incorporates a hard disk drive (hereinafter, referred to as “HDD”) (not shown).
[0019]
The content recording / reproducing device 1 includes a DVD (Digital Versatile Disc) / CD (Compact Disc) drive 11, a memory drive 12 capable of writing / reading to / from a semiconductor memory, a display unit 13, an operation key 14, and a light receiving unit 15. Is provided.
[0020]
The content recording / reproducing apparatus 1 can be remotely controlled by a remote controller (hereinafter, referred to as “remote controller”) 16. The remote control 16 is provided with a remote control operation key 17 and an infrared light emitting unit 18. The control signal 19 emitted from the infrared light emitting unit 18 is supplied to the light receiving unit 15 of the content recording / reproducing apparatus 1.
[0021]
The content recording / reproducing apparatus 1 can reproduce a movie DVD and a music CD, and can also receive FM radio / AM radio. The content recording / reproducing apparatus 1 supports 5.1 channel surround reproduction.
[0022]
The HDD of the content recording / reproducing apparatus 1 can record music on a music CD or a program of FM radio / AM radio, and can reproduce it as a jukebox. Also, television programs can be recorded on the HDD. FM radio / AM radio programs and television programs that can be recorded on the HDD can be recorded and recorded by timer reservation.
[0023]
The content recording / reproducing apparatus 1 can record / reproduce / edit an MD loaded in the MD recording / reproducing apparatus 10. In the content recording / reproducing apparatus 1, data, for example, audio data can be exchanged between the semiconductor memory loaded in the memory drive 12 and the HDD.
[0024]
The content recording / reproducing apparatus 1 can record a still image recorded in a compact disc-recordable / rewriteable (CD-R / RW) or a semiconductor memory loaded in the DVD / CD drive 11 in the HDD. In the content recording / reproducing apparatus 1, the still image recorded on the HDD in this way can be displayed on the monitor 2 as a slide show, for example.
[0025]
The content recording / reproducing apparatus 1 can be connected to, for example, a line such as ISDN (Integrated Service Digital Network), ADSL (Asymmetric Digital Subscriber Line), cable TV, FTTH (Fiber To The Home), or the like. . The content recording / reproducing apparatus 1 is provided with a browser function App for browsing a homepage provided on a server connected to the Internet. In addition, various information and services can be received from a home page dedicated to the content recording / reproducing apparatus 1.
[0026]
The content recording / reproducing apparatus 1 has an App for a mail client. Therefore, e-mail can be transmitted / received and created via the above-mentioned line, and these e-mails are recorded on the HDD.
[0027]
At this time, characters or symbols are input, for example, from the remote control operation keys 17. An example of the remote controller 16 will be described with reference to FIG. The area 21 is provided with keys for performing a power operation of the content recording / reproducing apparatus 1 and an input switching operation of the monitor 2. The area 22 is provided with character-input-only operation keys such as a character conversion key, a character switching key, and a clear key.
[0028]
The area 23 is provided with keys for direct song selection / program selection, direct function selection, and numeric / character input. By operating the keys provided in this area 23, alphabets / numbers / hiragana can be selected and input. Hereinafter, in this embodiment, a plurality of keys provided in the area 23 are referred to as character selection keys.
[0029]
As an example, FIG. 3 shows alphabets and symbols assigned to the character selection keys. The key “1” is assigned “. ＠ /: −_ ￣”. “AbcABC” is assigned to the “2” key. “DefDEF” is assigned to the “3” key. “GhiGHI” is assigned to the “4” key.
[0030]
“JklJKL” is assigned to the “5” key. “MnoMNO” is assigned to the “6” key. “PqrsPQRS” is assigned to the “7” key. “TuvTUV” is assigned to the “8” key. “WxyzWXYZ” is assigned to the “9” key. A half-width space is assigned to the “10” key. “!? −,; ()” & ¥ ”is assigned to the“ 11 ”key. A line feed is assigned to the “12” key.
[0031]
The area 24 is provided with setting-related parameters such as a function menu key, a tool menu key, a timer menu key, and a setting menu key, and keys for shifting to a timer setting screen. Reference numeral 25 denotes a selection / selection method in which a key is moved up / down / left / right to move a so-called cursor indicating the current character input position up / down / left / right to select an item, or to depress a key to determine the selected item. Key to make a decision.
[0032]
The area 26 is provided with keys for setting the volume of the entire system constituted by the content recording / reproducing apparatus 1. The area 27 is provided with DVD-specific operation keys. Reference numeral 28 is a key for displaying a list of songs and image lists. Reference numeral 29 is a key for canceling various operations.
[0033]
The area 30 is provided with keys for playing, stopping, pausing, skipping, fast-forwarding, and rewinding audio and video. The area 31 is provided with keys for switching sound reproduction effects, such as a sound field key and a wide switching key. Reference numeral 32 is a key for switching the display to the detailed information. Reference numeral 33 is a key for temporarily reducing the volume (muting). The area 34 is provided with keys for performing operations such as recording on the HDD or starting, temporarily stopping, and stopping recording.
[0034]
Here, with reference to the flowchart of FIG. 4, an example of a character or symbol determination process and a character or symbol concealment process applied when inputting using the remote controller 16 will be described. In step S1, a cursor is displayed in an input field for concealing and displaying characters or symbols, for example, as in a password input field, and a character selection key is input.
[0035]
In step S2, whether the input key is a clear key for deleting a character or symbol already input, a character selection key different from the previously input character selection key, a confirmation key different from the previously input key, It is determined whether the character selection key is the same as the character selection key input to the user, the same determination key as the previously input determination key, or the determination key input when there is no character or symbol at the cursor position.
[0036]
If it is determined in step S2 that the input key is the clear key, the control moves to step S3. In step S3, when there is a character or symbol at the cursor position, the character or symbol at the cursor position is deleted, and when there is no character or symbol at the cursor position, the character or symbol immediately before the cursor position is deleted.
[0037]
If it is determined in step S2 that the input key is a character selection key different from the previously input character selection key or a finalization key different from the previously input key, control is transferred to step S4. In step S4, "*" is displayed at the cursor position, and the cursor is moved to the right.
[0038]
If it is determined in step S2 that the input key is the same character selection key as the previously input character selection key, the control moves to step S5. In step S5, a corresponding character or symbol is displayed based on the input key.
[0039]
In step S2, when it is determined that the entered key is the same as the previously entered confirmation key or the entered key when there is no character or symbol at the cursor position, the password is entered in the password entry field. Is completed, and this flowchart ends.
[0040]
With reference to FIG. 5, an example of a character or symbol determination process and a character or symbol hiding process will be described. Here, as an example, the characters or symbols “MOST” are input from the remote controller 16 and hidden.
[0041]
When the "6" key is input, "m" is displayed in the password input field. When the "6" key is input, "n" is displayed in the password input field. When the “6” key is input, “o” is displayed in the password input field. When the "6" key is input, "M" is displayed in the password input field.
[0042]
Here, the enter key is input, the first character "M" is established, and when the character is established, "*" is displayed to hide the character.
[0043]
When the "6" key is input, "* m" is displayed in the password input field. When the “6” key is input, “* n” is displayed in the password input field. When the “6” key is input, “* o” is displayed in the password input field. When the “6” key is input, “* M” is displayed in the password input field. When the "6" key is input, "* N" is displayed in the password input box. When the “6” key is input, “* O” is displayed in the password input field. Here, the second character “O” is determined.
[0044]
At this time, the enter key may be input. In this example, the “7” key for inputting the third character “S” is input, and the second character “O” is input. Is done. As described above, when the “7” key is input and the character is determined, the second character “O” is hidden by “*”, and the first character assigned to the “7” key is entered in the password input box. Since “p” is displayed, “** p” is displayed in the password input box.
[0045]
When the "7" key is input, "** q" is displayed in the password input box. When the "7" key is input, "** r" is displayed in the password input field. When the “7” key is input, “** s” is displayed in the password input box. When the "7" key is input, "** P" is displayed in the password input box. When the "7" key is input, "** Q" is displayed in the password input field. When the "7" key is input, "** R" is displayed in the password input field. When the “7” key is input, “** S” is displayed in the password input box. Here, the third character "S" is determined.
[0046]
At this time, the enter key may be input, but in this example, the “8” key for inputting the fourth character “T” is input, and the third character “S” is input. Is done. As described above, when the “8” key is input and the character is determined, the third character “S” is hidden by “*”, and the first character assigned to the “8” key is entered in the password input box. Since “t” is displayed, “*** t” is displayed in the password input box.
[0047]
When the "8" key is input, "*** u" is displayed in the password input field. When the "8" key is entered, "*** v" is displayed in the password entry field. When the "8" key is entered, "*** T" is displayed in the password entry field.
[0048]
Here, the enter key is input, the fourth character "T" is established, and when the character is established, "****" is displayed to hide the character.
[0049]
In this way, if the characters or symbols to be entered consecutively are assigned to the same character selection key, the enter key must be entered to confirm the character or symbol. Is assigned to a different character selection key, it is determined that the character is determined by inputting a character selection key to which characters or symbols to be continuously input are assigned. Then, the character or symbol determined to be determined is hidden, and the first character or symbol assigned to the input character selection key is displayed. By performing such control, the number of key inputs can be reduced.
[0050]
As shown in FIG. 6, the control signal 19 emitted from the infrared light emitting unit 18 is received by the light receiving unit 15 of the content recording / reproducing apparatus 1 for the characters or symbols input by the remote controller 16 in this manner. In the content recording / reproducing apparatus 1, the content is displayed concealed on the connected monitor 2 according to the received control signal 19.
[0051]
In the first example of performing the character or symbol determination process and the character or symbol concealment process shown in FIG. 6, the control signal 19 transmitted from the remote controller 16 to the content recording / reproducing apparatus 1 is based on the type of the input key. is there. In the content recording / reproducing apparatus 1 on the receiving side, the input character or symbol confirmation processing and the character or symbol concealment processing are performed, and the character or symbol is concealed and displayed on, for example, a password input box of the connected monitor 2. You.
[0052]
FIG. 7 shows a second example in which a character or symbol determination process and a character or symbol concealment process are performed. In the remote controller 16 'provided with the display unit 41, first, the above-described character or symbol determination processing and character or symbol concealment processing are performed on the display unit 41. Therefore, the input of all the characters or symbols to be concealed in the display unit 41 is ended. Then, the input character or symbol is received by the light receiving unit 15 of the content recording / reproducing apparatus 1 as a control signal 19 emitted from the infrared light emitting unit 18 of the remote controller 16. In the content recording / reproducing apparatus 1, characters or symbols input in a password input box or the like of the connected monitor 2 are concealed and displayed according to the received control signal 19.
[0053]
FIG. 8 shows a third example in which a character or symbol determination process and a character or symbol concealment process are performed. As shown in the third example, this embodiment can be applied to an electronic device in which a plurality of characters or symbols are assigned to one key, for example, a portable telephone 44 shown in FIG.
[0054]
In the third example of FIG. 8, similarly to FIG. 7 described above, in the portable telephone 44, the input character or symbol confirmation processing and the character or symbol concealment processing are performed, and the concealed character or symbol is further processed. The symbol is directly input and displayed in, for example, a password input box.
[0055]
As shown in FIG. 9, when the cursor is moved, the concealment display may be canceled to make the characters or symbols that have been once subjected to the concealment process visible. For example, as shown in FIG. 9A, a concealing process is performed on a character or a symbol whose input is confirmed. At this time, the cursor 48 is on the right side of the hidden character or symbol.
[0056]
As shown in FIG. 9B, when the cursor 48 is moved to the right by one, the rightmost hidden character “T” is displayed. Further, as shown in FIG. 9C, when the cursor 48 is moved to the right by one, the second hidden character “S” from the right is displayed. Further, as shown in FIG. 9D, when the cursor 48 is moved to the right by one, the second hidden character “O” from the left is displayed. Further, as shown in FIG. 9E, when the cursor 48 is moved to the right by one, the leftmost hidden character “M” is displayed. In this way, hidden characters or symbols can be confirmed.
[0057]
The present invention is not limited to the above-described embodiment of the present invention, and various modifications and applications are possible without departing from the gist of the present invention.
[0058]
In this embodiment, characters or symbols input from the remote controller 16 are displayed on the monitor 2 connected to the content recording / reproducing apparatus 1. It may be displayed.
[0059]
In this embodiment, predetermined characters or symbols and "*" for concealment display are displayed on the monitor 2 connected to the content recording / reproducing apparatus 1 based on a control signal from the remote controller 16. However, predetermined characters or symbols and “*” for concealment display may be displayed on the display unit 13 provided in the content recording / reproducing apparatus 1.
[0060]
In this embodiment, an example is described in which characters or symbols are assigned to ten keys. However, the present invention can be applied to a case where a plurality of characters or symbols are assigned to one key. Therefore, the present invention is not limited to the number of keys.
[0061]
In addition, the key input has been described as an example, but the present invention is not limited to this. For example, characters or symbols may be input using an input device called a jog dial. In the present invention, a rotary switch and a push switch are integrated, and in the present invention, a character or a symbol is selected by operating a rotary dial attached to the rotary switch, and the push switch is pressed by pressing the rotary dial in the radial direction. The character or symbol pressed and selected can be determined.
[0062]
In this embodiment, the number of input characters and the number of “*” are the same, but may be completely different numbers. For example, ten "*" s may be displayed regardless of the number of input characters.
[0063]
In this embodiment, “*” is used to conceal an input character or symbol. However, the present invention is not limited to “*”. Blanks may be used, and any characters or symbols may be used. Alternatively, a character or symbol that is different from the actually input character or symbol may be displayed to hide the actually input character or symbol. Further, the characters or symbols including the actually input characters or symbols may be arbitrarily selected and displayed, thereby hiding the actually input characters or symbols.
[0064]
【The invention's effect】
According to the present invention, even if the electronic device has a plurality of characters or symbols assigned to one key, the input characters or symbols can be hidden as much as possible. Further, even in an electronic device in which a plurality of characters or symbols are assigned to one key, all characters or symbols can be used without limiting the characters or symbols to be hidden. Furthermore, even in an electronic device in which a plurality of characters or symbols are assigned to one key, confidentiality can be maintained.
[Brief description of the drawings]
FIG. 1 is a schematic diagram for explaining a content recording / reproducing apparatus to which the present invention is applied.
FIG. 2 is a schematic diagram for explaining a remote controller to which the present invention is applied.
FIG. 3 is a diagram for explaining characters or symbols assigned to keys to which the present invention has been applied.
FIG. 4 is a flowchart for explaining a character or symbol determination process and a character or symbol concealment process to which the present invention is applied;
FIG. 5 is a diagram for explaining a character or symbol determination process and a character or symbol hiding process to which the present invention is applied;
FIG. 6 is a schematic diagram for explaining a first example of performing a character or symbol determination process and a character or symbol concealment process applied in the present invention;
FIG. 7 is a schematic diagram for explaining a second example of performing character or symbol determination processing and character or symbol concealment processing applied to the present invention.
FIG. 8 is a schematic diagram for explaining a third example of a character or symbol determination process and a character or symbol concealment process applied in the present invention.
FIG. 9 is a schematic diagram for explaining an example of checking a hidden character or symbol applied in the present invention.
FIG. 10 is a schematic diagram for explaining a conventional display of concealing a character or a symbol.
FIG. 11 is a schematic diagram illustrating a conventionally used display of concealing a character or a symbol.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 ... Content recording / reproducing apparatus, 2 ... Monitor, 3 ... Speaker group, 4 ... AM antenna, 5 ... FM antenna, 6 ... TV antenna, 7 ... LAN cable, 8 network connection device, 9 USB cable, 10 MD recording / reproducing device, 11 DVD / CD drive 11, 12 memory drive, 13 display unit, 14 ..Operation keys 14, 15: light receiving units 15, 16, remote control, 17: remote control operation keys, 18, infrared light emitting unit, 19: control signal

Claims (20)

In an input device for inputting a desired character or symbol,
A plurality of characters or symbols are assigned, a selection operation unit for selecting a desired character or symbol, and a character input unit including a determination operation unit for determining the character or symbol selected by the selection operation unit,
A control unit for displaying a character or a symbol selected by the selection operation unit on a display unit,
The input device, wherein the control unit hides a character or a symbol displayed on the display unit when the confirmation operation unit is operated. The character input unit is
2. The input device according to claim 1, wherein the input device is provided in a remote controller for remotely controlling a controlled device. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided to the controlled device or a display unit connected to the controlled device,
When the confirmation operation unit is operated, a character or a symbol displayed on a display unit provided on the controlled device or a display unit connected to the controlled device is hidden. The input device according to claim 2. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided in the remote controller,
When the confirmation operation unit is operated, the characters or symbols displayed on the display unit provided on the remote controller are hidden,
When all the desired characters or symbols are determined, all the determined characters or symbols are transmitted from the remote controller to the controlled device, and all the transmitted characters or symbols are provided on the controlled device. 3. The input device according to claim 2, wherein the input device is concealed and displayed on a displayed display unit or a display unit connected to the controlled device. On the display unit, a cursor indicating an input position of a character or a symbol is displayed, and when the selection operation unit or the confirmation operation unit is operated, the cursor is moved in one direction,
2. The concealed character or symbol is displayed when the cursor is moved in a direction opposite to the one direction and the position of the concealed character or symbol is displayed. Input device as described. In an input method for inputting a desired character or symbol,
By a selection operation unit to which a plurality of characters or symbols are assigned, select a desired character or symbol,
Display the selected character or symbol on the display,
Confirm the selected character or symbol with the confirmation operation unit,
An input method, wherein the character or the symbol displayed on the display unit is hidden when the confirmation operation unit is operated. The character input unit is
7. The input method according to claim 6, wherein the input method is provided in a remote controller for remotely controlling a controlled device. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided to the controlled device or a display unit connected to the controlled device,
When the confirmation operation unit is operated, a character or a symbol displayed on a display unit provided on the controlled device or a display unit connected to the controlled device is hidden. The input method according to claim 7. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided in the remote controller,
When the confirmation operation unit is operated, the characters or symbols displayed on the display unit provided on the remote controller are hidden,
When all the desired characters or symbols are determined, all the determined characters or symbols are transmitted from the remote controller to the controlled device, and all the transmitted characters or symbols are provided on the controlled device. 8. The input method according to claim 7, wherein the input method is concealed and displayed on a displayed display unit or a display unit connected to the controlled device. On the display unit, a cursor indicating an input position of a character or a symbol is displayed, and when the selection operation unit or the confirmation operation unit is operated, the cursor is moved in one direction,
7. The concealed character or symbol is displayed when the cursor is moved in a direction opposite to the one direction and the position of the concealed character or symbol is displayed. Input method described. In a program for inputting desired characters or symbols,
By a selection operation unit to which a plurality of characters or symbols are assigned, select a desired character or symbol,
Display the selected character or symbol on the display,
Confirm the selected character or symbol with the confirmation operation unit,
A program for causing a computer to execute so as to hide a character or a symbol displayed on the display unit when the confirmation operation unit is operated. The character input unit is
12. The program according to claim 11, wherein the program is provided in a remote controller for remotely controlling a controlled device, and causes a computer to execute the desired character or symbol. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided to the controlled device or a display unit connected to the controlled device,
When the confirming operation unit is operated, a computer is executed so as to hide characters or symbols displayed on a display unit provided on the controlled device or a display unit connected to the controlled device. The program according to claim 12, characterized by: Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided in the remote controller,
When the confirmation operation unit is operated, the characters or symbols displayed on the display unit provided on the remote controller are hidden,
When all the desired characters or symbols are determined, all the determined characters or symbols are transmitted from the remote controller to the controlled device, and all the transmitted characters or symbols are provided on the controlled device. 13. The program according to claim 12, causing the computer to execute the computer so as to be concealed and displayed on a displayed display unit or a display unit connected to the controlled device. On the display unit, a cursor indicating an input position of a character or a symbol is displayed, and when the selection operation unit or the confirmation operation unit is operated, the cursor is moved in one direction,
When the cursor is moved in a direction opposite to the one direction to be the position of the hidden character or symbol, a computer is executed to display the hidden character or symbol. Item 12. The program according to Item 11. In a recording medium in which a program for inputting a desired character or symbol is recorded,
By a selection operation unit to which a plurality of characters or symbols are assigned, select a desired character or symbol,
Display the selected character or symbol on the display,
Confirm the selected character or symbol with the confirmation operation unit,
A recording medium on which a program for causing a computer to execute so as to hide a character or a symbol displayed on the display unit when the confirmation operation unit is operated is recorded. The character input unit is
17. The recording medium according to claim 16, wherein a program provided on a remote controller for remotely controlling the controlled device and causing a computer to execute the desired character or symbol is recorded. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided to the controlled device or a display unit connected to the controlled device,
When the confirmation operation unit is operated, a program that causes a computer to execute a computer so as to hide characters or symbols displayed on a display unit provided on the controlled device or a display unit connected to the controlled device is provided. The recording medium according to claim 17, wherein the recording medium is recorded. Characters or symbols corresponding to the selection operation unit input from the remote controller are displayed on a display unit provided in the remote controller,
When the confirmation operation unit is operated, the characters or symbols displayed on the display unit provided on the remote controller are hidden,
When all the desired characters or symbols are determined, all the determined characters or symbols are transmitted from the remote controller to the controlled device, and all the transmitted characters or symbols are provided on the controlled device. 18. The recording medium according to claim 17, wherein a program for causing a computer to execute the program so as to be concealed and displayed on the displayed display unit or the display unit connected to the controlled device is recorded. On the display unit, a cursor indicating an input position of a character or a symbol is displayed, and when the selection operation unit or the confirmation operation unit is operated, the cursor is moved in one direction,
When the cursor is moved in a direction opposite to the one direction and the position of the hidden character or symbol is set, a program for executing a computer to display the hidden character or symbol is recorded. The recording medium according to claim 16, wherein:

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