CN1203390C - Method and device for inputting Chinese characters by speech and equipment with simplified keyboard - Google Patents
Method and device for inputting Chinese characters by speech and equipment with simplified keyboard Download PDFInfo
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- CN1203390C CN1203390C CN 02125923 CN02125923A CN1203390C CN 1203390 C CN1203390 C CN 1203390C CN 02125923 CN02125923 CN 02125923 CN 02125923 A CN02125923 A CN 02125923A CN 1203390 C CN1203390 C CN 1203390C
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Abstract
The present invention relates to a method for inputting Chinese characters by combining with voice. The present invention comprises the following steps: inputting voice information; identifying the input voice information to obtain and display all identification results; processing key signals input by users; determining target characters or phrases; displaying or outputting the target characters or phrases. The present invention relates to a device for inputting Chinese characters by combining with voice, which is provided with a voice collecting device, a central processor unit, a key signal input device, a storing device and a Chinese character displaying device, wherein the voice collecting device can be used for collecting input voice signals, and the central processor unit can be used for transmitting the processed voice signals to the central processor unit connected with the voice collecting device. The key signal input device can be used for receiving key pressing signals and transmitting the corresponding key signals to the central processor unit connected with the key signal input device; the storing device and the Chinese character displaying device are respectively connected with the central processor unit, and the central processor unit can be used for processing received voice signals and received key signals to determine the target characters or phrases. The present invention make the voice input and the keyboard operation combined together, and the coincident code rate of a Chinese character input method is reduced, the Chinese character input efficiency of a device which uses a simplifying keyboard as an input tool is increased. The present invention has the advantages of simple operation, easy mastering and wide application range.
Description
Technical field:
The present invention relates to a kind of method and apparatus in conjunction with the phonetic entry Chinese character, be meant a kind of on equipment especially with simplified hardware keyboard or the keyboard interface by software simulation, utilize voice mode, and the method for the Chinese characters for keyboard inputting of simplifying in conjunction with itself and implement device thereof.
Background technology:
The develop rapidly of computing machine and electronic information technology gets more and more and information processing more and more easily and the instrument of communicating by letter for the mankind provide.Particularly entering after the eighties in 20th century, is that principal feature information equipment and product emerge in an endless stream with compact; These products not only function are strong, and volume is little, are beneficial to and carry; For example: palm PC, mobile phone, electronic dictionary etc.; One of distinguishing feature that it is total is exactly all to have the keyboard of relatively simplifying; Even, the keyboard interface that the keyboard of some product simply is exactly a software simulation on the relevant device display device.
As everyone knows, import Chinese character having on the known computer standard keyboard of industry, usually with regard to because the repetition rate of coding problem of various input method of Chinese character makes touch potential more.Therefore, industry is to address the above problem to do very arduous and useful exploration.Some successful relatively input method of Chinese character have satisfied the primary demand of utilizing computer standard keyboard input Chinese character preferably, have obtained using widely.For example: the Five-stroke Method, natural code, Zheng's code inputting method or the like.But above-mentioned Chinese character input method needs the support of computer standard keyboard, so its suitable environment also just only only limits to have the equipment of standard computer keyboard.And for having simplified keyboard equipment, Chinese character input method recited above is not suitable.
At present, the Chinese character input method that also has some to be used to have simplified keyboard equipment, for example: phonetic method, font method etc.; These methods depend on button on the keyboard of will simplify carry out multiplexing, still kept inevitably simultaneously touch potential many, import common input method defectives such as loaded down with trivial details; This makes in the efficient with input Chinese character on the simplified keyboard equipment very low.Although industry has been made huge exerting
In addition, utilize method that keyboard carries out computer Chinese-character input itself with regard to existing, it has the advantages that the crowd is suitable for.Do not grasp the people of input method of Chinese character for some, perhaps can phonetic, be ignorant of the people of font input, that is: some can not use or can not use the crowd of input method of Chinese character, and the existing Chinese character input method that has on the simplified keyboard equipment can't be used basically.This can influence the use with simplified keyboard equipment to a certain extent.
Summary of the invention:
Technical problem underlying to be solved by this invention provides a kind of method and apparatus in conjunction with the phonetic entry Chinese character, be specially adapted to have on the simplified keyboard equipment, utilize the phonetic entry Chinese character, it combines phonetic entry and keyboard operation, reduce the repetition rate of coding of input method of Chinese character, improve in efficient with Chinese character input on the simplified keyboard equipment.It is simple to operate, is easy to grasp, and the scope of application is extensive.
Technical matters to be solved by this invention specifically realizes by the following technical solutions:
A kind of method in conjunction with the phonetic entry Chinese character comprises following treatment step at least:
Steps A: input voice messaging;
Step B: the voice messaging to input is discerned, and obtains and shows all recognition results;
Step C: the key signals of process user input, determine the target words;
Step D: demonstration, export target words.
Voice messaging to input is discerned and can be adopted existing audio recognition method, specifically see: " the voice signal digital processing " of publishing August nineteen ninety-five by the Electronic Industry Press, write by Yang Hangjun, Chi Huisheng, or PTR Prentice Hall is in 1993 that publish, " Fundamentals of Speech Recognition " that write by L.Rabiner and B.H.Juang.
Aforesaid recognition result is one or more basic syllable information or non-basic syllable information based on phonetic transcriptions of Chinese characters.
Above-mentioned step C specifically comprises:
Step C01: the implication of interpreting user input key signal;
Step C02: whether the key signals of analysis user input is the page turning order, if not, then execution in step 305;
Step C03: change current candidate's recognition result, execution in step C01;
Step C04: whether the recognition result that analysis user is chosen is basic syllable, if not execution in step C06 then;
Step C05: from the pairing Chinese character of basic syllable, choose corresponding words; Execution in step C07;
Step C06: from the pairing Chinese character speech of non-basic syllable, choose corresponding words;
Step C07: phonetic entry finishes.
Above-mentioned step C05 specifically comprises:
Step C051: in the basic syllable corresponding tables of Chinese character, find the sum of corresponding candidate Chinese character, and obtain initial alignment information;
Step C052: candidate's Chinese character is sorted according to tone information;
Step C053: whether candidate's Chinese character sum is 1; If execution in step C05A then;
Step C054: show current candidate Chinese character, set and select the zone, wait for that the user imports selection information;
Step C055: the implication of interpreting user input key signal;
Step C056: if not the page turning order, execution in step C058 then;
Step C057: page processing, execution in step C054;
Step C058: whether what judge that the user chooses is legal Chinese character, if not execution in step 306B then;
Step C059: the legal Chinese character that the output user chooses, execution in step C07;
Step C05A: export unique Chinese character of basic syllable correspondence, execution in step C07;
Step C05B: fault processing, execution in step C07.
Above-mentioned step C06 specifically comprises:
Step C061: with the form of reading aloud of non-basic syllable, in words display format corresponding tables, search the sum of the display format of corresponding words, and obtain initial alignment information;
Step C062; Whether candidate's words sum is 1; If execution in step C069 then;
Step C063: show current prepare word, set and select the zone, wait for that the user imports selection information;
Step C064: the implication of interpreting user input key signal;
Step C065: if not the page turning order, execution in step C067 then;
Step C066: page processing, execution in step C063;
Step C067: whether what judge that the user chooses is legal words, if not execution in step C06A then;
Step C068: the legal words that the output user chooses, execution in step C07;
Step C069: export unique words of non-basic syllable correspondence, execution in step C07;
Step C06A: fault processing, execution in step C07.
Above-mentioned key signals can produce by hardware keyboards or software keyboard interface.
The basic syllable corresponding tables of described Chinese character stores the corresponding informance of basic syllable of Chinese character and Chinese character, is used for basic syllable information of Chinese character and corresponding Chinese character coupling; Described words display format corresponding tables stores the corresponding informance of non-basic syllable and specific words, is used for non-basic syllable information and specific words are complementary.
A kind of device in conjunction with the phonetic entry Chinese character, it is provided with at least:
Voice acquisition device is used to gather the voice signal of input, and the voice signal after will handling is sent to coupled central processing unit;
The key signals input media is used to accept push button signalling and corresponding key signals is input to connected central processing unit;
Memory storage and Chinese display are connected with central processing unit respectively;
Central processing unit is used to handle the voice signal and the key signals of reception, described voice signal is discerned, and according to key signals recognition result is selected to handle, and determines and the export target words;
Described recognition result is one or more basic syllable information or non-basic syllable information based on phonetic transcriptions of Chinese characters.
Preserve basic syllable corresponding tables of Chinese character and words display format corresponding tables in the described memory storage; Wherein, store the corresponding informance of basic syllable of Chinese character and Chinese character in the basic syllable corresponding tables of Chinese character, be used for basic syllable information of Chinese character and corresponding Chinese character coupling; Store the corresponding informance of non-basic syllable and specific words in the words display format corresponding tables, be used for non-basic syllable information and specific words are complementary.
Described key signals input media be the simplified hardware keyboard or be presented on the touch-screen, by the keyboard interface of software simulation, be provided with numerical key on it at least, determine key, cancel key, on/following page turning key.
The present invention combines phonetic entry and keyboard operation, has reduced the repetition rate of coding of input method of Chinese character, has improved in the efficient with Chinese character input on the simplified keyboard equipment; It is simple to operate, is easy to grasp, and the scope of application is extensive.
Description of drawings:
Fig. 1 is an overview flow chart of the present invention.
Fig. 2 is the particular flow sheet of step 300 among Fig. 1.
Fig. 3 is the process flow diagram of choosing processing that the present invention is based on basic syllable.
Fig. 4 is the process flow diagram of choosing processing that the present invention is based on non-basic syllable.
Fig. 5 in the present invention's one specific embodiment based on the process flow diagram of choosing processing of basic syllable.
Fig. 6 in the present invention's one specific embodiment based on the process flow diagram of choosing processing of non-basic syllable.
Fig. 7 is the structure principle chart of the present invention in conjunction with the device of phonetic entry Chinese character.
Embodiment:
The present invention is described in further detail below in conjunction with accompanying drawing and specific embodiment:
Referring to Fig. 1, method of the present invention includes following treatment step:
At first, execution in step 100 is by voice acquisition device input voice messaging;
Secondly, execution in step 200: the voice messaging to input is discerned, and obtains and shows all recognition results; This recognition result is one or more basic syllable information or non-basic syllable information based on phonetic transcriptions of Chinese characters;
Then, execution in step 300: the key signals of process user input, determine the target words;
At last, execution in step 400: demonstration, export target words.
In an application of the invention, the audio recognition method of employing is applicable on a large scale, the identification of unspecified person and isolated words, so, through the voice messaging after this identification, corresponding usually a plurality of recognition results; For example: when the importer sends: during the syllable of " I " word, the result after the identification with Chinese phonetic alphabet mode express might for: except " wo ", also have syllables such as " huo ", " bo ", " fo ", " po ", " guo ".So,, also need the importer further to select to determine for above-mentioned a plurality of recognition results.
Therefore, referring to Fig. 2, step 300 of the present invention is specially:
Step 301: the recognition result that shows current candidate;
Step 302: the implication of interpreting user input key signal; Wherein, described explanation is specially: the key signals according to input is searched corresponding key operation information to storing in the key signals operation table of comparisons;
Step 303: whether the key signals of analysis user input is the page turning order, if not, then execution in step 305;
Step 304: change current candidate's recognition result, execution in step 301;
Step 305: whether the recognition result that analysis user is chosen is basic syllable, if not execution in step 307 then;
Step 306: carry out the processing of choosing based on basic syllable; Execution in step 308;
Step 307: carry out the processing of choosing based on non-basic syllable;
Step 308: phonetic entry finishes.
Among the present invention specifically by the simplified hardware keyboard or be presented on the touch-screen, carry out actual selection input operation by the keyboard interface of software simulation.When the importer presses the button on the keyboard or presses on the touch-screen, during by the key area of software simulation, can produce the key signals corresponding to this key.This key signals is further analyzed and handles, and selects to handle with the concrete recognition result of correspondence.
Among the rule of the Chinese phonetic alphabet, 1300 syllables that have tone are arranged approximately, to remove after the tone information, these 1300 syllables can be represented with 408 basic syllables; And other sounds beyond basic syllable or syllable and be non-basic syllable by what basic syllable more than combined; Specifically, corresponding treatment scheme is arranged then for basic syllable and non-basic syllable.
Referring to Fig. 3, the treatment scheme of basic syllable, promptly above-mentioned step 306 specifically comprises:
Step 3061: in the basic syllable corresponding tables of Chinese character, find the sum of corresponding candidate Chinese character, and obtain initial alignment information;
Step 3062: candidate's Chinese character is sorted according to tone information;
Step 3063: whether candidate's Chinese character sum is 1; If execution in step 306A then;
Step 3064: show current candidate Chinese character, set and select the zone, wait for that the user imports selection information;
Step 3065: the implication of interpreting user input key signal;
Step 3066: if not the page turning order, then execution in step 3068;
Step 3067: page processing, execution in step 3064;
Step 3068: whether what judge that the user chooses is legal Chinese character, if not execution in step 306B then;
Step 3069: the legal Chinese character that the output user chooses, execution in step 308;
Referring to Fig. 4, the treatment scheme of non-basic syllable, promptly above-mentioned step 307 specifically comprises:
Step 3071: with the form of reading aloud of non-basic syllable, in words display format corresponding tables, search the sum of the display format of corresponding words, and obtain initial alignment information;
Step 3072: whether candidate's words sum is 1; If execution in step 3079 then;
Step 3073: show current prepare word, set and select the zone, wait for that the user imports selection information;
Step 3074: the implication of interpreting user input key signal;
Step 3075: if not the page turning order, then execution in step 3077;
Step 3076: page processing, execution in step 3073;
Step 3077: whether what judge that the user chooses is legal words, if not execution in step 307A then;
Step 3078: the legal words that the output user chooses, execution in step 308;
Step 3079: export unique words of non-basic syllable correspondence, execution in step 308;
Step 307A: fault processing, execution in step 308.
In the basic syllable corresponding tables of described Chinese character, store the corresponding informance of basic syllable of Chinese character and Chinese character in the above, this information is used for basic syllable information of Chinese character and corresponding Chinese character coupling; Equally, in the described words display format corresponding tables, store the corresponding informance of non-basic syllable and specific words in the above, this information is used for non-basic syllable information and specific words are complementary.
Referring to Fig. 7, device of the present invention is provided with: voice acquisition device 4, and it is used to gather the voice signal of input, and the voice signal after will handling is sent to coupled central processing unit 2; Key signals input media 1 is used to accept push button signalling and corresponding key signals is input to connected central processing unit 2; Storer 3 and Chinese display 5 are connected with central processing unit 2 respectively; Central processing unit 2 is used to handle the voice signal and the key signals of reception, determines and the export target words.
Referring to Fig. 7 and Fig. 1, central processing unit 2 recited above is handled voice signal and the key signals that receives, and determines that also the concrete steps of export target words are:
Step 100: central processing unit is imported voice messaging by voice acquisition device;
Step 200: central processing unit is discerned the voice messaging of input, obtains recognition result; And this recognition result shown by Chinese display; This recognition result is one or more basic syllable information or non-basic syllable information based on phonetic transcriptions of Chinese characters.
Step 300: central processing unit receives the key signals that the key signals input media sends, and determines the target words;
Step 400: central processing unit is by Chinese display display-object words.
For above-mentioned a plurality of recognition results, also need the importer further to select to determine by following step:
Step 301: central processing unit shows current candidate's recognition result by Chinese display;
Step 302: central processing unit is explained the implication of the key signals of input;
Step 303: whether the key signals of central processing unit analysis input is the page turning key signal, if not, then execution in step 305;
Step 304: central processing unit changes current candidate's recognition result, execution in step 301;
Step 305: whether the recognition result that the central processing unit analysis is chosen is basic syllable, if not execution in step 307 then;
Step 306: central processing unit carries out the processing of choosing based on basic syllable; Execution in step 308;
Step 307: central processing unit carries out the processing of choosing based on non-basic syllable;
Step 308: phonetic entry finishes.
Referring to Fig. 2, Fig. 5, Fig. 7
Corresponding to above-mentioned step 306, its concrete flow process is:
Step 3161: central processing unit is found the sum of corresponding candidate Chinese character in the basic syllable corresponding tables of Chinese character, and obtains initial alignment information;
Step 3162: central processing unit sorts candidate's Chinese character according to tone information;
Step 3163: central processing unit judges whether candidate's Chinese character sum is 1; If execution in step 316F then;
Step 3164: central processing unit control Chinese display shows current candidate Chinese character, sets and selects the zone, waits for that the user imports selection information;
Step 3165: the implication of central processing unit interpreting user input key signal;
Step 3166: central processing unit judges that key signals is corresponding to changing tone commands, not corresponding then execution in step 3168;
Step 3167: central processing unit sorts recognition result according to the tone of selecting;
Step 3168: if key signals does not correspond to page turning order backward, execution in step 316A then;
Step 3169: central processing unit carries out page turn over operation backward, execution in step 3164;
Step 316A: if key signals does not correspond to page turning order forward, execution in step 316C then;
Step 316B: central processing unit carries out page processing forward, execution in step 3164;
Step 316C: whether what central processing unit judged that the user chooses is legal Chinese character, if execution in step 316E then;
Step 316D: central processing unit carries out fault processing, execution in step 308;
Step 316E: the legal Chinese character that central processing unit output user chooses, execution in step 308;
Step 316F: central processing unit is exported unique Chinese character of basic syllable correspondence, execution in step 308.
Referring to Fig. 2, Fig. 6, Fig. 7
Corresponding to above-mentioned step 307, its concrete flow process is:
Step 3171: central processing unit is searched the sum of the display format of corresponding words with the form of reading aloud of non-basic syllable in words display format corresponding tables, and obtains initial alignment information;
Step 3172: central processing unit judges whether candidate's words sum is 1; If execution in step 317B then;
Step 3173: central processing unit shows current prepare word by Chinese display, sets and selects the zone, waits for that the user imports selection information;
Step 3174: the implication of central processing unit interpreting user input key signal;
Step 3175: if key signals does not correspond to page turning order backward, then the central processing unit execution in step 3177;
Step 3176: central processing unit carries out page processing backward, execution in step 3173;
Step 3177: if key signals does not correspond to page turning order forward, then the central processing unit execution in step 3179;
Step 3178: central processing unit carries out page processing backward, execution in step 3173;
Step 3179: whether what central processing unit judged that the user chooses is legal words, if not execution in step 317C then;
Step 317A: the legal words that central processing unit output user chooses, execution in step 308;
Step 317B: central processing unit is exported unique words of non-basic syllable correspondence, execution in step 308;
Step 317C: central processing unit carries out fault processing, execution in step 308.
The basic syllable corresponding tables of above-mentioned Chinese character stores the corresponding informance of basic syllable of Chinese character and Chinese character, is used for basic syllable information of Chinese character and corresponding Chinese character coupling; Described words display format corresponding tables stores the corresponding informance of non-basic syllable and specific words, is used for non-basic syllable information and specific words are complementary.This basic syllable corresponding tables and words display format corresponding tables all leave among the storer 3, by central processing unit 2 it are carried out read-write operation.
In device of the present invention, described key signals input media 1 can be to be the simplified hardware keyboard, for example: the hardware keyboards of mobile or fixed line telephone switch dish, palm PC or by the keyboard interface of software simulation; This keyboard is provided with numerical key at least, determines key, cancel key, on/function keys such as following page turning key.
Above embodiment is the unrestricted technical scheme involved in the present invention in order to explanation only, although the present invention is had been described in detail with reference to above preferred embodiment, those of ordinary skill in the art should be appreciated that technical scheme of the present invention can make amendment, is out of shape or is equal to replacement; And do not break away from the spirit and scope of technical solution of the present invention, all should be encompassed among the claim scope of the present invention.
Claims (11)
1, a kind of method in conjunction with the phonetic entry Chinese character is characterized in that: comprise following step at least:
Steps A: input voice messaging (100);
Step B: the voice messaging to input is discerned, and obtains and shows all recognition results (200);
Step C: the key signals of process user input, determine target words (300);
Step D: demonstration, export target words (400);
Described recognition result is one or more basic syllable information or non-basic syllable information based on phonetic transcriptions of Chinese characters.
2, the method in conjunction with the phonetic entry Chinese character according to claim 1, it is characterized in that: described step C specifically comprises:
Step C01: the implication of interpreting user input key signal (302);
Step C02: whether the key signals of analysis user input is the page turning order, if not, execution in step C04 (303) then;
Step C03: change current candidate's recognition result and show execution in step C01 (304);
Step C04: whether the recognition result that analysis user is chosen is basic syllable, if not execution in step C06 (305) then;
Step C05: from the pairing Chinese character of basic syllable, choose corresponding words; Execution in step C07 (306);
Step C06: from the pairing Chinese character speech of non-basic syllable, choose corresponding words (307);
Step C07: phonetic entry finishes (308).
3, the method in conjunction with the phonetic entry Chinese character according to claim 2, it is characterized in that: described step C05 specifically comprises:
Step C051: in the basic syllable corresponding tables of Chinese character, find the sum of corresponding candidate Chinese character, and obtain initial alignment information (3061);
Step C052: with candidate's Chinese character according to tone information ordering (3062);
Step C053: whether candidate's Chinese character sum is 1; If execution in step C05A (3063) then;
Step C054: show current candidate Chinese character, set and select the zone, wait for that the user imports selection information (3064);
Step C055: the implication of interpreting user input key signal (3065);
Step C056: if not the page turning order, execution in step C058 (3066) then;
Step C057: page processing, execution in step C054 (3067);
Step C058: whether what judge that the user chooses is legal Chinese character, if not execution in step C05B (3068) then;
Step C059: the legal Chinese character that the output user chooses, execution in step C07 (3069);
Step C05A: export unique Chinese character of basic syllable correspondence, execution in step C07 (306A);
Step C05B: fault processing, execution in step C07 (306B).
4, the method in conjunction with the phonetic entry Chinese character according to claim 2, it is characterized in that: described step C06 specifically comprises:
Step C061: with the form of reading aloud of non-basic syllable, in words display format corresponding tables, search the sum of the display format of corresponding words, and obtain initial alignment information (3071);
Step C062: whether candidate's words sum is 1; If execution in step C069 (3072) then;
Step C063: show current prepare word, set and select the zone, wait for that the user imports selection information (3073);
Step C064: the implication of interpreting user input key signal (3074);
Step C065: if not the page turning order, execution in step C067 (3075) then;
Step C066: page processing, execution in step C063 (3076);
Step C067: whether what judge that the user chooses is legal words, if not execution in step C07A (3077) then;
Step C068: the legal words that the output user chooses, execution in step C07 (3078);
Step C069: export unique words of non-basic syllable correspondence, execution in step C07 (3079);
Step C06A: fault processing, execution in step C07 (307A).
5, according to claim 1 or 2 or 3 or 4 described methods in conjunction with the phonetic entry Chinese character, it is characterized in that: described key signals produces by hardware keyboards or software keyboard interface.
6, according to claim 2 or 3 described methods in conjunction with the phonetic entry Chinese character, it is characterized in that: the basic syllable corresponding tables of described Chinese character stores the corresponding informance of basic syllable of Chinese character and Chinese character, is used for basic syllable information of Chinese character and corresponding Chinese character coupling.
7, according to claim 2 or 4 described methods in conjunction with the phonetic entry Chinese character, it is characterized in that: described words display format corresponding tables stores the corresponding informance of non-basic syllable and specific words, is used for non-basic syllable information and specific words are complementary.
8, a kind of device in conjunction with the phonetic entry Chinese character, it is characterized in that: it is provided with at least:
Voice acquisition device is used to gather the voice signal of input, and the voice signal after will handling is sent to coupled central processing unit;
The key signals input media is used to accept push button signalling and corresponding key signals is input to connected central processing unit;
Memory storage and Chinese display are connected with central processing unit respectively;
Central processing unit is used to handle the voice signal and the key signals of reception, described voice signal is discerned, and according to key signals recognition result is selected to handle, and determines and the export target words;
Described recognition result is one or more basic syllable information or non-basic syllable information based on phonetic transcriptions of Chinese characters.
9, the device in conjunction with the phonetic entry Chinese character according to claim 8 is characterized in that: preserve basic syllable corresponding tables of Chinese character and words display format corresponding tables in the described memory storage; Wherein, store the corresponding informance of basic syllable of Chinese character and Chinese character in the basic syllable corresponding tables of Chinese character, be used for basic syllable information of Chinese character and corresponding Chinese character coupling; Store the corresponding informance of non-basic syllable and specific words in the words display format corresponding tables, be used for non-basic syllable information and specific words are complementary.
10, according to Claim 8 or 9 described devices, it is characterized in that in conjunction with the phonetic entry Chinese character: described key signals input media be the simplified hardware keyboard or be presented on the touch-screen, by the keyboard interface of software simulation.
11, the device in conjunction with the phonetic entry Chinese character according to claim 10 is characterized in that: described simplified hardware keyboard be presented on the touch-screen, by be provided with numerical key on the keyboard interface of software simulation at least, determine key, cancel key, on/following page turning key.
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| Application Number | Priority Date | Filing Date | Title |
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| CN 02125923 CN1203390C (en) | 2002-08-02 | 2002-08-02 | Method and device for inputting Chinese characters by speech and equipment with simplified keyboard |
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| CN 02125923 CN1203390C (en) | 2002-08-02 | 2002-08-02 | Method and device for inputting Chinese characters by speech and equipment with simplified keyboard |
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| CN1203390C true CN1203390C (en) | 2005-05-25 |
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| CN100419647C (en) * | 2004-03-29 | 2008-09-17 | 台达电子工业股份有限公司 | Chinese-character-unit speech-sound inputting method and system |
| CN101324806B (en) * | 2007-06-14 | 2010-06-23 | 台达电子工业股份有限公司 | Input system and method for mobile search |
| CN102426483B (en) * | 2011-12-27 | 2013-12-25 | 中国科学院软件研究所 | Multi-channel accurate target positioning method for touch equipment |
| CN107632714A (en) * | 2017-09-15 | 2018-01-26 | 周连惠 | A kind of keyboard of new input method |
| CN109739425B (en) * | 2018-04-19 | 2020-02-18 | 北京字节跳动网络技术有限公司 | Virtual keyboard, voice input method and device and electronic equipment |
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