CN107509098B

CN107509098B - Multi-language character input method and device based on virtual keyboard

Info

Publication number: CN107509098B
Application number: CN201710570278.6A
Authority: CN
Inventors: 温坤; 于露; 乐龙
Original assignee: Huawei Technologies Co Ltd
Current assignee: Huawei Technologies Co Ltd
Priority date: 2014-07-28
Filing date: 2014-07-28
Publication date: 2021-05-14
Anticipated expiration: 2034-07-28
Also published as: CN104102413B; CN104102413A; CN107509098A

Abstract

The embodiment of the invention provides a method and a device for inputting multinational language characters based on a virtual keyboard. The invention relates to a multinational language character input method based on a virtual keyboard, which comprises the following steps: displaying a first virtual keyboard, the first virtual keyboard comprising a plurality of virtual keys; receiving a first key signal, determining a first virtual key corresponding to the first key signal according to the first key signal, and remapping candidate characters on the first virtual key onto a second virtual keyboard; and receiving a second key signal, determining a second virtual key corresponding to the second key signal according to the second key signal, and inputting characters on the second virtual key. The embodiment of the invention has higher input efficiency and simple and convenient operation.

Description

Multi-language character input method and device based on virtual keyboard

Technical Field

The embodiment of the invention relates to a communication technology, in particular to a method and a device for inputting multi-language characters based on a virtual keyboard.

Background

With the increasing number of set top boxes and smart televisions, television screen services tend to be diversified and complicated, scenes of interaction between users and televisions are increasing, such as searching, social comments, interactive chatting and the like, and the users can input characters on the televisions through a handheld remote controller.

The multi-language character input method in the prior art is mainly realized by adopting a full-size virtual keyboard, namely the virtual keyboard of full-size keys is displayed by a television screen, a user holds a remote controller by hand, moves a focus on the virtual keyboard by pressing an upper direction key, a lower direction key, a left direction key, a right direction key and a confirmation key on the remote controller, and selects required characters to finish inputting, and if the user needs to input a section of sentence or a plurality of words, the user needs to press the direction keys and the confirmation keys on the remote controller for a plurality of times, so that the problems of low input efficiency and fussy key operation exist.

Disclosure of Invention

The embodiment of the invention provides a multi-language character input method and device based on a virtual keyboard, and aims to solve the problems of low input efficiency and complicated key operation in the prior art.

The embodiment of the invention provides a multinational language character input method based on a virtual keyboard, which comprises the following steps:

displaying a first virtual keyboard, the first virtual keyboard comprising a plurality of virtual keys, the plurality of virtual keys laid out according to a T9 keyboard mapping rule;

receiving a first key signal, determining a first virtual key corresponding to the first key signal according to the first key signal, and remapping candidate characters on the first virtual key onto a second virtual keyboard; the layout of characters on the virtual keys on the second virtual keyboard is consistent with the layout of candidate characters on the first virtual keys;

and receiving a second key signal, determining a second virtual key corresponding to the second key signal according to the second key signal, and inputting characters on the second virtual key.

With reference to the first aspect, in a first implementation manner of the first aspect, the remapping candidate characters on the first virtual key onto a second virtual keyboard includes:

if the candidate characters comprise lower case characters and upper case characters, arranging the upper case characters on the virtual keys on the second virtual keyboard after the lower case characters corresponding to the upper case characters are remapped; the layout of the lower case characters on the virtual keys on the second virtual keyboard is consistent with the layout of the candidate characters on the first virtual keys; or the like, or, alternatively,

if the candidate characters comprise lower case characters, remapping the lower case characters onto the virtual keys on the second virtual keyboard, wherein the rest virtual keys are empty; the layout of the lower case characters on the virtual keys on the second virtual keyboard is consistent with the layout of the candidate characters on the first virtual keys.

With reference to the first implementation manner of the first aspect, in a second implementation manner of the first aspect, if it is determined that a second virtual key corresponding to the second key signal is empty according to the second key signal, the first virtual keyboard is displayed.

With reference to the first aspect, or the first and second implementation manners of the first aspect, in a third implementation manner of the first aspect, after the inputting the character on the second virtual key, the method further includes:

displaying the first virtual keyboard.

With reference to the third implementation manner of the first aspect, in a fourth implementation manner of the first aspect, the method further includes:

and receiving a third key signal, determining a third virtual key corresponding to the third key signal, and switching the language of the character according to the third virtual key.

With reference to the first aspect or any one of the first to fourth implementation manners of the first aspect, in a fifth implementation manner of the first aspect, the determining, according to the first key signal, a first virtual key corresponding to the first key signal includes:

determining a first key code corresponding to the first key signal according to the first key signal, determining a first key code value corresponding to the first key code according to the first key code, and determining a first virtual key corresponding to the first key code value according to the first key code value.

With reference to the first aspect or any one of the first to fifth implementation manners of the first aspect, in a sixth implementation manner of the first aspect, the determining, according to the second key signal, a second virtual key corresponding to the second key signal includes:

and determining a second key code corresponding to the second key signal according to the second key signal, determining a second key code value corresponding to the second key code according to the second key code, and determining a second virtual key corresponding to the second key code value according to the second key code value.

In a second aspect, an embodiment of the present invention provides a virtual keyboard-based multi-language character input device, including:

the display module is used for displaying a first virtual keyboard, wherein the first virtual keyboard comprises a plurality of virtual keys which are arranged according to a T9 keyboard mapping rule;

the receiving module is used for receiving a first key signal;

the mapping module is used for determining a first virtual key corresponding to the first key signal according to the first key signal received by the receiving module and remapping candidate characters on the first virtual key to a second virtual keyboard; the layout of characters on the virtual keys on the second virtual keyboard is consistent with the layout of candidate characters on the first virtual keys;

the receiving module is also used for receiving a second key signal;

and the input module is used for determining a second virtual key corresponding to the second key signal according to the second key signal received by the receiving module and inputting characters on the second virtual key.

With reference to the second aspect, in a first implementation manner of the second aspect, the mapping module is specifically configured to:

if the candidate characters comprise lower case characters, remapping the lower case characters to keys on the second virtual keyboard, wherein the rest virtual keys are empty; the layout of the lower case characters on the virtual keys on the second virtual keyboard is consistent with the layout of the candidate characters on the first virtual keys.

With reference to the first implementation manner of the second aspect, in a second implementation manner of the second aspect, the display module is further configured to:

and if the second virtual key corresponding to the second key signal is determined to be empty according to the second key signal, displaying the first virtual keyboard.

With reference to the second aspect, or the first and second implementation manners of the second aspect, in a third implementation manner of the second aspect, the display module is further configured to: and displaying the first virtual keyboard after the input module inputs the characters on the second virtual key.

With reference to the third implementation manner of the second aspect, in a fourth implementation manner of the second aspect, the receiving module is further configured to:

With reference to the second aspect or any one of the first to fourth implementation manners of the second aspect, in a fifth implementation manner of the second aspect, the mapping module is specifically configured to:

With reference to the second aspect or any one of the first to fifth implementation manners of the second aspect, in a sixth implementation manner of the second aspect, the mapping module is specifically configured to:

According to the multi-language character input method and device based on the virtual keyboard, a first virtual keyboard is displayed, the first virtual keyboard comprises a plurality of virtual keys, and the virtual keys are arranged according to a T9 keyboard mapping rule; receiving a first key signal, determining a first virtual key corresponding to the first key signal according to the first key signal, and remapping candidate characters on the first virtual key onto a second screen virtual keyboard; the layout of characters on the virtual keys on the second screen virtual keyboard is consistent with the layout of candidate characters on the first virtual keys; the method comprises the steps of receiving a second key signal, determining a second virtual key corresponding to the second key signal according to the second key signal, and inputting characters on the second virtual key, so that the characters of multi-national languages can be quickly input under the condition that the conventional T9 keyboard layout is not changed, firstly, a candidate character sequence is selected through the number keys, and the final character is selected and determined by pressing the number keys for the second time, so that the input efficiency is improved, the operation is simple and convenient, and the problems of low input efficiency and complex key operation in the prior art are solved.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic diagram of an implementation of an embodiment of a virtual keyboard-based multilingual character input method of the present invention;

FIG. 2 is a flowchart illustrating a first embodiment of a method for inputting multilingual characters based on a virtual keyboard according to the present invention;

FIG. 3 is a first virtual keyboard of a first embodiment of a method;

FIG. 4 is a first schematic diagram of a second virtual keyboard according to a first embodiment of the present invention;

FIG. 5 is a second virtual keyboard of the first embodiment of the method;

FIG. 6 is a second schematic diagram of a first virtual keyboard according to a first embodiment of the present invention;

FIG. 7 is a third schematic diagram of a second virtual keyboard according to the first embodiment of the present invention;

FIG. 8 is a third schematic diagram of a first virtual keyboard according to a first embodiment of the present disclosure;

FIG. 9 is a schematic structural diagram of a first exemplary embodiment of a virtual keyboard-based multilingual character input apparatus according to the present invention;

FIG. 10 is a schematic structural diagram of an embodiment of a virtual keyboard-based multilingual character input apparatus according to the present invention.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Fig. 1 is a schematic diagram of an implementation of the multi-language character input method based on a virtual keyboard according to an embodiment of the present invention. And the user interacts with the set top box or the smart television by using the remote controller. The remote controller of the embodiment of the invention can comprise: the key is connected with the emitter, the key is used for sending out a control signal when a user presses the key, and the emitter is used for emitting out the control signal sent out by the key.

As shown in fig. 1, when a user presses a key of the remote controller, a transmitter of the remote controller transmits a generated control signal, and the set-top box (smart television) receives the control signal of the remote controller, translates the control signal into a corresponding key code through the operating system, and reports the key code to the keyboard application program for processing. And the keyboard application program judges the specific key pressed by the user according to the key code value of the key code and makes a corresponding response.

At present, most remote controllers of set top boxes or televisions are provided with T9 keyboards, the T9 keyboard remote controllers have large stock and low cost; the T9 keyboard layout is the international traffic design, the user familiarity is high, and the acceptance of each country is high; the T9 keyboard key is provided with a solid key, has tactile feedback, and a convex positioning point is arranged on a general numeral 5 key, so that the blind typing is facilitated, and the input efficiency is improved; therefore, the embodiment of the invention selects the high-efficiency and practical multi-language character input scheme based on the T9 keyboard.

Fig. 2 is a flowchart of a first embodiment of a virtual keyboard-based multilingual character input method of the present invention, fig. 3 is a first schematic diagram of a first virtual keyboard of the first embodiment of the method, fig. 4 is a first schematic diagram of a second virtual keyboard of the first embodiment of the method, fig. 5 is a second schematic diagram of the second virtual keyboard of the first embodiment of the method, fig. 6 is a second schematic diagram of the first virtual keyboard of the first embodiment of the method, fig. 7 is a third schematic diagram of the second virtual keyboard of the first embodiment of the method, and fig. 8 is a third schematic diagram of the first virtual keyboard of the first embodiment of the method. The execution subject of the present embodiment may be a multi-language character input device based on a virtual keyboard, as shown in fig. 2, the method of the present embodiment may include:

step 201, displaying a first virtual keyboard, wherein the first virtual keyboard comprises a plurality of virtual keys, and the virtual keys are arranged according to a T9 keyboard mapping rule.

Specifically, in the initial state, a first virtual keyboard is displayed on the television screen, and the user starts inputting characters by holding a remote controller of the T9 keyboard. Displaying a first virtual keyboard on a television screen in a floating or fixed mode at a place where characters need to be input, as shown in FIG. 3; taking the input language as English for example, the virtual keys on the first virtual keyboard are laid out according to the mapping rule of T9 keyboard, and 26 English characters and part punctuations are distributed on the ten-digit virtual keys of 0-9. The letters on each virtual key are arranged anticlockwise according to the sequence of the 26 English alphabets, a user finds the letters needing to be input, and presses the corresponding number key to generate a first key signal.

202, receiving a first key signal, determining a first virtual key corresponding to the first key signal according to the first key signal, and remapping candidate characters on the first virtual key onto a second virtual keyboard; the layout of the characters on the virtual keys on the second virtual keyboard is consistent with the layout of the candidate characters on the first virtual keys.

Step 203, receiving a second key signal, determining a second virtual key corresponding to the second key signal according to the second key signal, and inputting characters on the second virtual key.

Specifically, a first key signal is received, where the first key signal includes an indication of a numeric key pressed by a user, a first virtual key corresponding to the first key signal is determined according to the first key signal, candidate characters on the first virtual key are remapped onto a second virtual keyboard, and at this time, the second virtual keyboard is displayed virtually on the television, taking the case where the user inputs a lowercase letter h, that is, the user presses a numeric 4 key of the remote controller. As shown in FIG. 3, the four candidate characters "ghi-" on the number 4 key are remapped to the second virtual keyboard, which is shown in FIG. 4. And the user presses the key of the corresponding number again to select the final character, at the moment, the user presses the key of the number 7 to generate a second key signal, receives the second key signal, determines a second virtual key corresponding to the second key signal according to the second key signal, inputs the character on the second virtual key to finish the input of the character H, or presses the key of the number 8 to select the corresponding capital character H.

As shown in fig. 3 and 4, the layout of the characters on the virtual keys on the second virtual keyboard is consistent with the layout of the candidate characters on the first virtual keys, that is, the arrangement of the candidate characters on the first virtual keyboard and the second virtual keyboard has a relatively fixed rule. Taking english input as an example, referring to fig. 3, characters ghi —, are arranged around a number 4 counterclockwise, and are respectively arranged on four corners of the number 4, namely, the upper left corner, the lower right corner and the upper right corner, after a user presses a key of the number 4 on a remote controller, a remapped second virtual keyboard is as shown in fig. 4, the key counterclockwise is gGhHiI —, while the key of the number 4 is in the center of the keyboard, lower case characters ghi —, are also arranged on the four corners of the upper left corner, the lower right corner and the upper right corner, corresponding upper case characters are arranged counterclockwise next to the lower case characters, and keys of other numbers are the same.

In short, the rule is that the candidate character layout after remapping is exactly the same as the relative position of the key before remapping, and the capital letters are arranged counterclockwise next to the corresponding lowercase letters. The mapping relation is matched with the convex point on the number 5 key position of the T9 keyboard, which is beneficial to the realization of blind typing by skilled users to improve the input efficiency. As shown in fig. 3 and 4, the user inputs the character g by pressing the keys of the

numbers

4 and 1 successively and inputting the characters, and by pressing the keys of the

numbers

4 and 3 successively, as shown in fig. 3 and 5, by inputting the character q by pressing the key of the number 7 twice successively and inputting the character r by pressing the keys of the

numbers

7 and 9 successively.

The embodiment of the invention can protect the investment of the existing network, and the user can realize a more efficient input scheme without upgrading the remote controller; the learning cost of the user is low; the candidate keys are distributed in a range taking the number '5' key as a center, so that the moving range of the finger is reduced as much as possible, and the number '5' key of the existing remote controller is provided with a positioning point, so that the finger can be conveniently touch-typed without looking down at the remote controller; the second key adopts the mapping with relatively fixed position, so that the second key can be predicted, and the touch typing is also facilitated; no other function keys are occupied; the case switching is omitted; the multi-language input of multinational languages is easy to realize, and the characters can be input only by pressing keys twice; the improvement of the input efficiency is beneficial to developing more wonderful interactive services on the television virtual, such as social content comments, instant messages and the like, and the screen experience of the user is enriched.

The remapping of the candidate characters on the first virtual key to the second virtual keyboard in step 202 may specifically be implemented as follows:

if the candidate characters comprise lower case characters and upper case characters, arranging the upper case characters on the virtual keys on the second virtual keyboard after the lower case characters corresponding to the upper case characters are remapped, and enabling the rest virtual keys to be empty; the layout of the lower case characters on the virtual keys on the second virtual keyboard is consistent with the layout of the candidate characters on the first virtual keys; or the like, or, alternatively,

Specifically, as shown in fig. 3 and 4, if the candidate characters on the virtual keys include lower case characters and upper case characters, the upper case characters are arranged on the virtual keys on the second virtual keyboard and then are remapped counterclockwise, and the rest of the virtual keys are empty, as shown in fig. 4, the second virtual key in the first row is empty, and the remapping rule of the lower case characters is the same as that described above; the case switching is omitted, and the input efficiency is improved; or the like, or, alternatively,

and if the candidate characters on the virtual keys comprise lower case characters, remapping the lower case characters onto the virtual keys on the second virtual keyboard, wherein the rest virtual keys are empty, and the remapping rule of the lower case characters is the same as that of the lower case characters.

In the step 203, a possible implementation manner exists for inputting the characters on the second virtual key, and if it is determined that the second virtual key corresponding to the second key signal is empty according to the second key signal, the first virtual keyboard is displayed.

Specifically, if the second virtual key corresponding to the second key signal is determined to be empty according to the received second key signal, that is, the user presses the empty virtual key on the second virtual keyboard, the television screen redisplays the first virtual keyboard.

In step 203, after the inputting the character on the second virtual key, the method of this embodiment may further include:

displaying the first virtual keyboard.

Specifically, after the user finishes inputting the characters, the television screen redisplays the first virtual keyboard.

Further, the method of the embodiment of the present invention may further include:

Specifically, for example, the user may press the # key on the keyboard of the remote T9 to switch to other language character input. As shown in fig. 6 and 7, for the input of greek, similar to the above operation, the user can input the character β in greek by pressing the key of numeral 2 and then pressing the key of numeral 7. The user may also switch to the pure numeric input mode by pressing the # key on the keypad of the remote T9, as shown in fig. 8, the user may directly press the corresponding numeric key of the remote control with reference to the first virtual keypad to input the corresponding numeric character.

The user may also press the x key on the keyboard of the remote T9 to delete the character where the current cursor is located.

In an embodiment of the present invention, the determining, according to the first key signal, a first virtual key corresponding to the first key signal includes:

In an embodiment of the present invention, the determining, according to the second key signal, a second virtual key corresponding to the second key signal includes:

Specifically, when a user presses a key of the remote controller, a transmitter of the remote controller transmits a generated first key signal or a generated second key signal, and the set-top box (smart television) receives the first key signal or the second key signal of the remote controller, translates the first key signal or the second key signal into a corresponding key code through the operating system, and reports the key code to the keyboard application program for processing. And the keyboard application program determines a corresponding key code value according to the key code, judges the specific key pressed by the user and determines a virtual key corresponding to the key code value.

In this embodiment, by displaying a first virtual keyboard, the first virtual keyboard includes a plurality of virtual keys, and the plurality of virtual keys are laid out according to a T9 keyboard mapping rule; receiving a first key signal, determining a first virtual key corresponding to the first key signal according to the first key signal, and remapping candidate characters on the first virtual key onto a second screen virtual keyboard; the layout of characters on the virtual keys on the second screen virtual keyboard is consistent with the layout of candidate characters on the first virtual keys; the second key signal is received, the second virtual key corresponding to the second key signal is determined according to the second key signal, and the character on the second virtual key is input, so that the rapid input of characters of multiple languages is realized under the condition of not changing the conventional T9 keyboard layout, the candidate character sequence is selected through the number keys firstly, the final character is determined by pressing the number keys for the second time, the input efficiency is improved, the operation is simple and convenient, and the problems of low input efficiency and complicated key operation in the prior art are solved.

Fig. 9 is a schematic structural diagram of a first embodiment of the virtual keyboard-based multi-language character input device according to the present invention, and as shown in fig. 9, the virtual keyboard-based multi-language character input device 90 of the present embodiment may include: a display module 901, a receiving module 902, a mapping module 903 and an input module 904; the display module 901 is configured to display a first screen virtual keyboard, where the first screen virtual keyboard includes a plurality of virtual keys, and the virtual keys are laid out according to a mapping rule of a T9 keyboard; a receiving module 902, configured to receive a first key signal; a mapping module 903, configured to determine, according to the first key signal received by the receiving module, a first virtual key corresponding to the first key signal, and remap a candidate character on the first virtual key to a second virtual keyboard; the layout of characters on the virtual keys on the second virtual keyboard is consistent with the layout of candidate characters on the first virtual keys; the receiving module 902 is further configured to receive a second key signal; an input module 904, configured to determine, according to the second key signal received by the receiving module, a second virtual key corresponding to the second key signal, and input a character on the second virtual key.

Specifically, in the initial state, the display module 901 displays a first virtual keyboard, and the user starts inputting characters by holding a remote controller of the T9 keyboard. A first virtual keyboard is displayed on the display module 901 in a floating or fixed manner, as shown in fig. 3, where characters need to be input; taking the input language as English for example, the virtual keys on the first virtual keyboard are laid out according to the mapping rule of T9 keyboard, and 26 English characters and part punctuations are distributed on the ten-digit virtual keys of 0-9. The letters on each virtual key are arranged anticlockwise according to the sequence of a 26 English alphabet, a user finds the letters needing to be input, and presses the corresponding number key to generate a first key signal;

the receiving module 902 receives a first key signal, where the first key signal includes an indication of a numeric key pressed by a user, the mapping module 903 determines a first virtual key corresponding to the first key signal according to the first key signal, and remaps a candidate character on the first virtual key to a second virtual keyboard, where the second virtual keyboard is displayed on the display module 901, for example, a user inputs a lower case letter h, that is, the user presses a numeric 4 key of a remote controller. As shown in fig. 3, the four candidate characters "ghi-" on the number 4 key are remapped to the second virtual keyboard, which is shown in fig. 4. The user presses the key of the corresponding number to select the final character, at this time, the user presses the key of the number 7 to generate a second key signal, the receiving module 902 receives the second key signal, and the input module 904 determines a second virtual key corresponding to the second key signal according to the second key signal received by the receiving module 902, inputs the character on the second virtual key to complete the input of the character H, or presses the key of the number 8 to select the corresponding uppercase character H.

numbers

7 and 9 successively.

In another embodiment of the present invention, the mapping module 903 is specifically configured to:

In another embodiment of the present invention, the display module 901 is further configured to:

Optionally, the display module 901 is further configured to:

after the input module 904 inputs the character on the second virtual key, the first virtual keyboard is displayed.

Optionally, the receiving module 902 is further configured to:

Specifically, for example, the user may press the # key on the keyboard of the remote T9 to switch to other language character input. As shown in fig. 6 and 7, for the input of greek, similar to the above operation, the user can input the character β in greek by pressing the key of numeral 2 and then pressing the key of numeral 7. The user may also switch to the pure numeric input mode by pressing the # key on the keyboard of the remote control T9, as shown in fig. 8, the user may directly press the key of the number corresponding to the remote control with reference to the first virtual keyboard displayed on the display module 901 to input the corresponding numeric character.

Optionally, the mapping module 903 is specifically configured to:

Specifically, when a user presses a key of the remote controller, the transmitter of the remote controller transmits a generated first key signal or a generated second key signal, the receiving module 902 receives the first key signal or the second key signal of the remote controller, translates the first key signal or the second key signal into a corresponding key code through the mapping module 903, determines a corresponding key code value according to the key code, determines a specific key pressed by the user, and determines a virtual key corresponding to the key code value.

The apparatus of this embodiment may be configured to execute the technical solutions of the method embodiments shown in fig. 1 to 4, and the implementation principles and technical effects thereof are similar, and are not described herein again.

FIG. 10 is a schematic structural diagram of an embodiment of a virtual keyboard-based multilingual character input apparatus according to the present invention. The input device 100 of the present embodiment includes a display 1001, a processor 1002, and a receiver 1003;

wherein, the display 1001 is used for displaying a first virtual keyboard; the first virtual keyboard comprises a plurality of virtual keys, and the virtual keys are laid out according to a T9 keyboard mapping rule;

the receiver 1003 is configured to receive a first key signal;

the processor 1002 is configured to determine a first virtual key corresponding to the first key signal according to the first key signal, and remap a candidate character on the first virtual key to a second virtual keyboard; the display 1001 is also used to display a second virtual keyboard;

the layout of characters on the virtual keys on the second virtual keyboard is consistent with the layout of candidate characters on the first virtual keys;

the receiver 1003 is further configured to receive a second key signal; the processor 1002 is further configured to determine a second virtual key corresponding to the second key signal according to the second key signal, and input a character on the second virtual key.

In another embodiment of the present invention, the processor 1002 is specifically configured to:

In another embodiment of the present invention, the display 1001 is further configured to: and if the second virtual key corresponding to the second key signal is determined to be empty according to the second key signal, displaying the first virtual keyboard.

In another embodiment of the present invention, the display 1001 is further configured to: after the inputting the characters on the second virtual key, the method further comprises:

displaying the first virtual keyboard.

In another embodiment of the present invention, the receiver 1003 is further configured to: and the processor 1002 is configured to determine a third virtual key corresponding to the third key signal according to the third key signal received by the receiver 1003, and switch the language of the character according to the third virtual key.

The device of this embodiment may be used to implement the technical solution of the embodiment of the virtual keyboard-based multilingual character input method, and its implementation principle and technical effect are similar, which are not described herein again.

In the several embodiments provided in the present application, it should be understood that the disclosed apparatus and method may be implemented in other ways. For example, the above-described device embodiments are merely illustrative, and for example, the division of the units or modules is only one logical division, and there may be other divisions when actually implemented, for example, a plurality of units or modules may be combined or may be integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or direct coupling or communication connection may be an indirect coupling or communication connection through some interfaces, devices or modules, and may be in an electrical, mechanical or other form.

The modules described as separate parts may or may not be physically separate, and parts displayed as modules may or may not be physical modules, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of the present embodiment.

Those of ordinary skill in the art will understand that: all or a portion of the steps of implementing the above-described method embodiments may be performed by hardware associated with program instructions. The program may be stored in a computer-readable storage medium. When executed, the program performs steps comprising the method embodiments described above; and the aforementioned storage medium includes: various media that can store program codes, such as ROM, RAM, magnetic or optical disks.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. A multinational language character input method based on a virtual keyboard is characterized by comprising the following steps:

displaying a first virtual keyboard, the first virtual keyboard comprising a plurality of virtual keys;

receiving a first key signal from a remote controller, determining a first virtual key corresponding to the first key signal according to the first key signal, and remapping candidate characters on the first virtual key onto a second virtual keyboard; the keyboard of the remote controller is a T9 keyboard; the layout mode of the virtual keys of the second virtual keyboard is consistent with the keyboard layout of the remote controller; the virtual keys of the second virtual keyboard comprise empty keys;

and receiving a second key signal from the remote controller, determining a second virtual key corresponding to the second key signal according to the second key signal, and inputting characters on the second virtual key.

2. The method of claim 1, wherein the layout of characters on the virtual keys on the second virtual keyboard is related to the layout of candidate characters on the first virtual keys.

3. The method of claim 1 or 2, wherein the plurality of virtual keys on the first virtual keyboard are arranged in a keyboard pattern relative to a keyboard of the remote control.

4. The method of claim 1 or 2, wherein remapping the candidate characters on the first virtual key to the second virtual keyboard comprises:

5. The method of claim 4, wherein the first virtual keyboard is displayed if it is determined that a second virtual key corresponding to the second key signal is empty according to the second key signal.

6. The method of claim 1, further comprising:

7. The method according to any one of claims 1, wherein said determining a first virtual key corresponding to said first key signal according to said first key signal comprises:

determining a first key code corresponding to the first key signal according to the first key signal, determining a first key code value corresponding to the first key code according to the first key code, and determining a first virtual key corresponding to the first key code value according to the first key code value;

the determining, according to the second key signal, a second virtual key corresponding to the second key signal includes:

8. A multi-lingual character input apparatus based on a virtual keyboard, comprising:

the display module is used for displaying a first virtual keyboard, and the first virtual keyboard comprises a plurality of virtual keys;

the receiving module is used for receiving a first key signal from the remote controller; the keyboard of the remote controller is a T9 keyboard;

the mapping module is used for determining a first virtual key corresponding to the first key signal according to the first key signal received by the receiving module and remapping candidate characters on the first virtual key to a second virtual keyboard; the layout mode of the virtual keys of the second virtual keyboard is consistent with the keyboard layout of the remote controller; the virtual keys of the second virtual keyboard comprise empty keys;

the receiving module is also used for receiving a second key signal from the remote controller;

9. The apparatus of claim 8, wherein the layout of characters on virtual keys on the second virtual keyboard mapped by the mapping module is related to a candidate character layout on the first virtual key.

10. The apparatus of claim 8 or 9, wherein the display module displays a keyboard layout of the plurality of virtual keys on the first virtual keyboard relative to a keyboard of the remote control.

11. The apparatus of claim 8, wherein the mapping module is specifically configured to:

12. The apparatus of claim 11, wherein the display module is further configured to:

13. The apparatus of claim 8, wherein the receiving module is further configured to:

14. The apparatus of claim 8, wherein the mapping module is specifically configured to:

determining a first key code corresponding to the first key signal according to the first key signal, determining a first key code value corresponding to the first key code according to the first key code, and determining a first virtual key corresponding to the first key code value according to the first key code value; the mapping module is further specifically configured to: