CN101561718A - Braille input method of keyboard, keyboard and mobile phone adopting same - Google Patents
Braille input method of keyboard, keyboard and mobile phone adopting same Download PDFInfo
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- CN101561718A CN101561718A CNA2009101440008A CN200910144000A CN101561718A CN 101561718 A CN101561718 A CN 101561718A CN A2009101440008 A CNA2009101440008 A CN A2009101440008A CN 200910144000 A CN200910144000 A CN 200910144000A CN 101561718 A CN101561718 A CN 101561718A
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Abstract
The invention provides a Braille input method of a keyboard, which realizes the Braille input of the keyboard by the method that Braille point positions and function operational keys are defined through seven number keys and six function keys on the keyboard and a voice storing device corresponding to the function keys and used for leading the Braille input operation is arranged. The invention also provides a keyboard and a mobile phone adopting the input method. The Braille input method, the keyboard and the mobile phone adopting the input method have the following advantages of capability of being applied to mobile phones and any other digital products containing number keyboards, without needs for redesigning the structure of the digital products including mobile phones and the like. Due to the arrangement of the function keys and the corresponding voice storing device, the invention can assist blind men in selecting and listening needed words to directly input the words under voice prompts. The method conforms to the input habit of user operation and is easily learned and used with high input speed.
Description
Technical field
The present invention relates to the method and apparatus of keyboard input, especially a kind of Braille input of keyboard and adopt the keyboard and the mobile phone of this method.
Background technology
Electronic apparatus application such as mobile communication, multimedia equipment and computing machine are more and more wider at present, work, study, life even a moment also be unable to do without, people are used for communicating and are connected the internet, comprise the transmitting-receiving editing short message, receive and dispatch editing e-mail, set up telephone directory and carry out word processing or the like.And then set up in network that blog, forum are posted, web search etc., these all need the work of words input.But, for the blind person, everything has been blocked in outdoors, the mobile phone and other electronic products that can blind man use are restricted because of the problem of input method, though the keyboard as input-output device is having a large amount of improvement aspect the ergonomics, but must think that the blind person generally uses the keyboard technique scheme but to never have, and presses for the scheme of solution.
Summary of the invention
The purpose of this invention is to provide a kind of existing keyboard structure that need not to change, meet blind person's operating habit, be easy to learn and use the Braille input of the keyboard of high input speed.
For achieving the above object, the Braille input of keyboard provided by the invention, this method may further comprise the steps:
(1) on described keyboard, defines braille " side's " position, two row about being about to, three points of every row, totally six points are defined as " side " of braille, wherein, three points of left-hand line are from top to bottom respectively as " 1 point ", " 2 point " and " 3 point " of braille point position, and three points of right-hand column are from top to bottom respectively as " 4 point ", " 5 point " and " 6 point " of braille point; " side " of described braille is the code element standard of 6 blind codings;
(2) the voice memory storage that the guiding braille is imported is set;
(3) position of define function keys on keyboard comprises:
Switch key is used for selecting in the classification of different input words;
Change square key, be used to finish the input of described " side ";
The word navigation key is used for selecting the word meaning voice of the represented word of the code element of described " side " and selecting repeatedly tin at described voice memory storage;
Acknowledgement key, the choosing that is used to finish word is listened;
(4) repetitive operation described braille point position and described function key are imported described word.
The Braille input of keyboard of the present invention, wherein said function key also comprises the speech navigation key, is used for according to the speech meaning voice of the different speech of selecting described word to form at described voice device and selects repeatedly and listen.
The Braille input of keyboard of the present invention, wherein said word navigation key comprise navigation key and following navigation key, and institute's predicate navigation key comprises left navigation key and right navigation key.
The Braille input of keyboard of the present invention, wherein said keyboard are cell phone keyboard.
For achieving the above object, a kind of braille input keyboard provided by the invention comprises:
Position keys: the position that is used on described keyboard, defining braille " side ", two row about being about to, three points of every row, totally six points are defined as " side " of braille, wherein, three points of left-hand line are from top to bottom respectively as " 1 point ", " 2 point " and " 3 point " of braille point position, and three points of right-hand column are from top to bottom respectively as " 4 point ", " 5 point " and " 6 point " of braille point; " side " of described braille is the code element standard of 6 blind codings;
The voice memory storage is used to store the voice of guiding braille input;
Switch key is used for selecting in the classification of different input words;
Change square key, be used to finish the input of described " side ";
The word navigation key is used for selecting the word meaning voice of the represented word of the code element of described " side " and selecting repeatedly tin at described voice memory storage;
Acknowledgement key, the choosing that is used to finish word is listened.
Braille input keyboard of the present invention, wherein said position keys with the numerical key of " 1 " key, " 4 " key, " 7 " key, " 2 " key, " 5 " key and " 8 " key in the keyboard upper left corner totally six points be defined as " side " of braille, wherein, " 1 " key of left-hand line, " 4 " key, three keys of " 7 " key are defined as " 1 point ", " 2 point " and " 3 point " of braille point position respectively, and " 2 " key of right-hand column, " 5 " key and " 8 " three keys are defined as " 4 point ", " 5 point " and " 6 point " of braille point position respectively.
Braille input keyboard of the present invention, wherein said position keys is defined as the described square key that changes with the numerical key " 3 " of keyboard, is described switch key with " # " key definition of keyboard.
Braille input keyboard of the present invention, described keyboard also comprises the speech navigation key, is used for according to the speech meaning voice of the different speech of selecting described word to form at described voice device and selects repeatedly and listen; Wherein said word navigation key also comprises upper and lower navigation key, and institute's predicate navigation key also comprises right navigation key, left navigation key; Described upper and lower navigation key, described left and right navigation key and described acknowledgement key adopt the original upper and lower navigation key of described keyboard, right navigation key, left navigation key and acknowledgement key respectively.
For achieving the above object, the invention provides the mobile phone that adopts Braille input.
For achieving the above object, the present invention also provides the mobile phone of the keyboard of Braille input.
The Braille input of keyboard of the present invention and adopt the keyboard and the mobile phone of this method can use in mobile phone and any other contain the digital product of numeric keypad, need not the structure of digital products such as mobile phone is redesigned.Owing to be provided with function key and corresponding voice memory storage, can under the prompting of voice, help blind person's choosing to listen needed word, the direct typing of speech.This method meets the input habit of user's operation, is easy to learn and use high input speed.
Embodiments of the present invention are described in detail with embodiment below in conjunction with accompanying drawing, other features of the present invention, characteristics and advantage will be more obvious.
Description of drawings
Fig. 1 is the synoptic diagram that forms the initial consonant of the Chinese phonetic alphabet by six some permutation and combination for " side ";
Fig. 2 is the synoptic diagram that forms the simple or compound vowel of a Chinese syllable of the Chinese phonetic alphabet by six some permutation and combination for " side ";
Fig. 3 is the keyboard synoptic diagram of the Braille input of keyboard of the present invention;
Fig. 4 is the process flow diagram of the Braille input of keyboard of the present invention;
Fig. 5 is the synoptic diagram of prevailing mandarin braille, Two bors d's oeuveres braille and English method for expressing.
Embodiment
Below in conjunction with accompanying drawing embodiments of the present invention are elaborated, present embodiment only is a kind of basic embodiment, and other embodiments can be different from key definition and different treatment schemees.
So-called braille be exactly about 2 row braille points, three points of every row, totally six points are formed, wherein three of left-hand line points are called as " 1 point ", " 2 point ", " 3 point " from top to bottom respectively, three points of right-hand column are called as " 4 point ", " 5 point ", " 6 point " from top to bottom respectively, and these six points form a combination and are called as " side ".Can form the initial consonant or the simple or compound vowel of a Chinese syllable of the Chinese phonetic alphabet by these six some permutation and combination, " b " of the Chinese phonetic alphabet for example, as shown in Figure 1, the method for expressing in prevailing mandarin braille is exactly that " 1 point " and " 2 point " the braille point that can be touched by the blind person is protruding." u " of the Chinese phonetic alphabet, as shown in Figure 2, method for expressing then is " 1 point ", " 3 point ", " 6 point " can be protruding by the braille point position that the blind person touches.If when expressing the phonetic " bu " of Chinese " no " with braille, then need represent phonetic " b " with 1 and 2 in first party, expression " u " gets final product in second party.
The present invention realizes the flow process of braille input method on the mobile phone that is provided with the voice memory storage.As shown in Figure 3, (drawing reference numeral is respectively 100,200,300,400,500 to embodiments of the invention by seven numerical keys on cell phone keyboard ... 700) and six function keys (drawing reference numeral is respectively 800,900,10,11,12,13) definition braille point and function manipulation key, and setting voice memory storage corresponding with function key, that be used to guide the braille input operation, implement the braille input of keyboard, as shown in Figure 4, this method may further comprise the steps:
(1) on keyboard, defines braille " side's " position, two row about being about to, three points of every row, totally six points are defined as " side " of braille, wherein, three points (drawing reference numeral is respectively 100,200,300) of left-hand line are from top to bottom respectively as " 1 point ", " 2 point " and " 3 point " of braille point position, and three points (drawing reference numeral is respectively 400,500,600) of right-hand column are from top to bottom respectively as " 4 point ", " 5 point " and " 6 point " of braille point.See Fig. 4 step 101.
With reference to following table, " side " of braille carries out the code element of 6 blind codings, and its input rule is:
In most preferred embodiment of the present invention, " 1 " key with the cell phone keyboard upper left corner, " 4 " key, " 7 " key, " 2 " key, totally six points of the numerical key of " 5 " key and " 8 " key is defined as " side " of braille, wherein, " 1 " key of left-hand line, " 4 " key, three keys of " 7 " key are defined as " 1 point " (being labeled as 100 in accompanying drawing) of braille point position respectively, " 2 point " (being labeled as 200 in accompanying drawing), " 3 point " (being labeled as 300 in accompanying drawing), right-hand column " 2 " key; " 5 " key; " 8 " three keys of key are defined as " 4 point " (being labeled as 400 in accompanying drawing) of braille point position respectively; " 5 point " (being labeled as 500 in accompanying drawing) and " 6 point " (being labeled as 600 in the accompanying drawing).
(2) position of define function keys on cell phone keyboard comprises:
Switch key is used for carrying out the button that input mode is selected at letter and Chinese character;
Change square key, be used to finish the button of side's input operation;
The word navigation key comprises upper and lower navigation key, is used for a plurality of words that tone is identical or different in that manner of articulation is identical and selects the button of listening repeatedly;
The speech navigation key comprises: right navigation key, be used for the selected word sound of upper and lower navigation key after, in different speech meanings, select the button of listening repeatedly by its speech of forming; Left side navigation key, be used for the selected a certain speech meaning of right navigation key after, the button of the word operation of the selected speech meaning of typing;
Acknowledgement key is used for the button that the selected individual character of typing is operated.See Fig. 4 step 102.
In most preferred embodiment of the present invention, be switch key (being labeled as 13 in the accompanying drawing) with " # " key definition of cell phone keyboard, the numerical key " 3 " of keyboard is defined as changes square key (being labeled as 700 in the accompanying drawing).Upper and lower navigation key (being labeled as 800,900 in the accompanying drawing), right navigation key (being labeled as 11 in the accompanying drawing), left navigation key (being labeled as 10 in the accompanying drawing) and acknowledgement key (being labeled as 12 in the accompanying drawing) adopt the original upper and lower navigation key of keyboard, right navigation key, left navigation key and acknowledgement key respectively.In other embodiment of the present invention, the definition of left navigation key and right navigation key also can exchange, and promptly left navigation key selects the button of listening for after being used for the selected word sound of upper and lower navigation key repeatedly in the different speech meanings by its speech of forming; Right navigation key is for after being used for the selected a certain speech meaning of left navigation key, the button that the word of the selected speech meaning of typing is operated.
(3) voice memory storage corresponding with function key, that be used to guide the braille input operation is set on mobile phone, the voice memory storage links to each other with the microprocessor of mobile phone.See Fig. 4 step 103.
(4) user uses switch key 13 to select input alphabet or Chinese character, and braille point position that operating handset is determined and operation are changed square key 700 and finished a side input.See Fig. 4 step 104.
(5) prompting of voice memory storage to determine corresponding initial consonant and simple or compound vowel of a Chinese syllable or the English alphabet of phonetic transcriptions of Chinese characters letter, is listened to then in user's repetitive operation braille point position and change square key.See Fig. 4 step 105.
(6) user is according to voice suggestion, operate to select in described upper and lower navigation key 800,900 a plurality of words that tone is identical or different in that manner of articulation is identical and listen, whenever just hear the identical and prompting of the word that tone is identical or different of manner of articulation by described upper and lower navigation key 800,900 once.See Fig. 4 step 106.
(7) user is according to voice suggestion, operating described right navigation key 11 selects in the different speech meaning of institute's word selection and listens, whenever just hear the prompting of a speech meaning by described right navigation key 11 once, until clear be what speech meaning after directly by this word of acknowledgement key 12 typings and execution in step (9), otherwise execution in step (8).See Fig. 4 step 107,108 and 109.
(8) user operates described left navigation key 10 according to voice suggestion, and directly the word and the execution in step (9) of selected tin of speech meaning expressed in typing.See Fig. 4 step 110.
(9) user's repetitive operation is up to finishing whole literal inputs.See Fig. 4 step 111.
Specify the Braille input of keyboard of the present invention below, corresponding to the embodiment of the keyboard of above-mentioned Braille input.
With the Chinese character is example, each Chinese character all has and the corresponding braille sign indicating number in mobile phone braille point position, can get corresponding Chinese character as long as be carried out in accordance with regulations operation on " 1 " of mobile phone key, " 2 " key, " 3 " key, " 4 " key, " 5 " key, " 7 " key and these several numerical keys of " 8 " key.
The user uses switch key 13 to select the input Chinese character.If when expressing the phonetic " bu " of Chinese " no ", then need in first party, represent phonetic " b " with 1 and 2 with braille, expression " u " in second party.The initial consonant of the input Chinese phonetic alphabet, and operation earlier changes square key 700 and finishes a side input, promptly imports " b " of the Chinese phonetic alphabet.Then, the simple or compound vowel of a Chinese syllable of the input Chinese phonetic alphabet, and operate the input of changing square key 700 end one side, promptly import " u " of the Chinese phonetic alphabet.
The mobile phone speech memory storage all has voice suggestion to the word of getting, and the user can press to select in navigation key up and down 800,900 a plurality of words that tone is identical or different in that manner of articulation is identical of mobile phone and listen according to prompting.The blind person distinguishes the different speech meanings of word meaning and the speech of being made up of this word for convenience, each word all has the prompting of group speech, for example: behind the braille sign indicating number of input " bu " correspondence, in the word selection menu, occur respectively " mend, or not cloth, portion, step ... ", at this time the blind person first hears is " replenish benefit ", if by what once downwards navigation key then heard is " no not ", pressing down what hear respectively more successively is " cloth of cotton ", " part portion ", " step of walking " ..., for you to choose.
If the blind person is when hearing " no not ", and still do not understand is any word meaning, then can be by the right navigation key 11 in the mobile phone, the group speech of relevant " no " will be heard, for example " bad ", " good ", " dissimilar " ... whenever just hear the prompting of a speech by right navigation key 11 once, until clear just can be after being what word directly by this word of acknowledgement key 12 typings.
If the word that hear not according to acknowledgement key 12 typings this moment, and want the speech of direct typing prompting, such as explaining in " no ", when the blind person hears " good ", can be by left navigation key 10, just directly typing " well " speech.
User's repetitive operation up to finishing whole literal inputs, for example will " well, be agreed ... " all inputs, satisfy the communication requirement of writing letter, send short messages and chat or the like.
Be example again with English, the user uses switch key 13 to select input alphabet, such as hope input " I see ".The braille point position of the braille of " I " on mobile phone is 4-2 (being labeled as in the accompanying drawing 400-200), and the braille point position of " s " is 4-7-2 (being labeled as in the accompanying drawing 200-300-400), and the braille point of " e " is 1-5 (being labeled as in the accompanying drawing 100-500)., after letter of every input finishes, need operation once to change square key 700 here, after square key 700 is changed in operation, the voice memory storage will be read the pronunciation of letter, and prompting and typing should letters.Here the function class that square key 700 is changed in operation is similar to the space bar (SPACE) in the computer, and direct control changes square key 700 with lattice of sky when not doing any typing.
The order of concrete input is as follows: 4-2-3-3-4-7-2-3-1-5-3-1-5-3.Clearly being read for literal, separate with the space between each word, then can be continuous in the process of normal input alphabet.4-2-3 represents to have imported letter " I ", 3 expressions are empty lattice, and 4-7-2-3 represents input alphabet " s ", 1-5-3 represents input alphabet " e ".At last, press this speech of acknowledgement key 12 typings.
Under the mode of operation of prevailing mandarin braille, Two bors d's oeuveres braille and English braille, as shown in Figure 5, the Braille input of keyboard of the present invention all can be suitable for well, can be used for: blind person's transmitting-receiving, editing short message; Send and receive e-mail; Set up telephone directory, editor's manuscript; Set up in network that blog, forum are posted, web search etc. all need the work of words input.The Braille input of keyboard of the present invention can also be according to its rule application in other electronic products except that being applied to mobile phone, and extensively blind man uses.
The characteristics of the keyboard of the Braille input of keyboard of the present invention and this input method of employing are:
(1) can comprise in communication (phone), multimedia equipment (MP3, MP4) and the computing machine electronic equipments such as (PDA) at mobile phone and other any digital products that contains numeric keypad and using, need not the structure of digital products such as mobile phone is redesigned;
(2) mode by the group speech can help the blind person to select a tin needed word under the prompting of voice;
(3) direct typing phrase.
(4) meet the input habit that the user operates, be easy to learn and use high input speed.
Those skilled in the art should understand: the input content that the user uses switch key 13 to select also is included in different input classifications, as the selection in symbol, capital and small letter or other literal etc.
Those skilled in the art should also be clear that: to other numerals, symbol or other literal etc., all can be with reference to the braille code element coding rule that is embodied in the above table, carry out relative set, thereby make method of the present invention and keyboard and mobile phone realize that according to above-mentioned guidance of the present invention the braille of various different classes of literal, symbol, numeral etc. uses.
Above-described embodiment is described preferred implementation of the present invention; be not that scope of the present invention is limited; do not breaking away under the prerequisite that the present invention relates to spirit; various distortion and improvement that the common engineering technical personnel in this area make technical scheme of the present invention all should fall in the definite protection domain of claims of the present invention.
Claims (10)
1. the Braille input of a keyboard is characterized in that, this method may further comprise the steps:
(1) on described keyboard, defines braille " side's " position, two row about being about to, three points of every row, totally six points are defined as " side " of braille, wherein, three points of left-hand line are from top to bottom respectively as " 1 point ", " 2 point " and " 3 point " of braille point position, and three points of right-hand column are from top to bottom respectively as " 4 point ", " 5 point " and " 6 point " of braille point; " side " of described braille is the code element standard of 6 blind codings;
(2) the voice memory storage that the guiding braille is imported is set;
(3) position of define function keys on keyboard comprises:
Switch key is used for selecting in the classification of different input words;
Change square key, be used to finish the input of described " side ";
The word navigation key is used for selecting the word meaning voice of the represented word of the code element of described " side " and selecting repeatedly tin at described voice memory storage;
Acknowledgement key, the choosing that is used to finish word is listened;
(4) repetitive operation described braille point position and described function key are imported described word.
2. the Braille input of keyboard according to claim 1 is characterized in that, wherein said function key also comprises the speech navigation key, is used for according to the speech meaning voice of the different speech of selecting described word to form at described voice device and selects repeatedly and listen.
3. the Braille input of keyboard according to claim 2 is characterized in that, wherein said word navigation key comprises navigation key and following navigation key, and institute's predicate navigation key comprises left navigation key and right navigation key.
4. the Braille input of keyboard according to claim 3 is characterized in that, wherein said keyboard is a cell phone keyboard.
5. a braille input keyboard is characterized in that, comprising:
Position keys: the position that is used on described keyboard, defining braille " side ", two row about being about to, three points of every row, totally six points are defined as " side " of braille, wherein, three points of left-hand line are from top to bottom respectively as " 1 point ", " 2 point " and " 3 point " of braille point position, and three points of right-hand column are from top to bottom respectively as " 4 point ", " 5 point " and " 6 point " of braille point; " side " of described braille is the code element standard of 6 blind codings;
The voice memory storage is used to store the voice of guiding braille input;
Switch key is used for selecting in the classification of different input words;
Change square key, be used to finish the input of described " side ";
The word navigation key is used for selecting the word meaning voice of the represented word of the code element of described " side " and selecting repeatedly tin at described voice memory storage;
Acknowledgement key, the choosing that is used to finish word is listened.
6. keyboard according to claim 5, it is characterized in that, wherein said position keys with the numerical key of " 1 " key, " 4 " key, " 7 " key, " 2 " key, " 5 " key and " 8 " key in the keyboard upper left corner totally six points be defined as " side " of braille, wherein, " 1 " key of left-hand line, " 4 " key, three keys of " 7 " key are defined as " 1 point ", " 2 point " and " 3 point " of braille point position respectively, and " 2 " key of right-hand column, " 5 " key and " 8 " three keys are defined as " 4 point ", " 5 point " and " 6 point " of braille point position respectively.
7. keyboard according to claim 6 is characterized in that, wherein said position keys is defined as the described square key that changes with the numerical key " 3 " of keyboard, is described switch key with " # " key definition of keyboard.
8. keyboard according to claim 7 is characterized in that described keyboard also comprises the speech navigation key, is used for according to the speech meaning voice of the different speech of selecting described word to form at described voice device and selects repeatedly and listen; Wherein said word navigation key also comprises upper and lower navigation key, and institute's predicate navigation key also comprises right navigation key, left navigation key; Described upper and lower navigation key, described left and right navigation key and described acknowledgement key adopt the original upper and lower navigation key of described keyboard, right navigation key, left navigation key and acknowledgement key respectively.
9. adopt the mobile phone of the arbitrary Braille input of claim 1-4.
10. adopt the mobile phone of the keyboard of the arbitrary Braille input of claim 5-8.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2009101440008A CN101561718B (en) | 2009-06-05 | 2009-06-05 | Braille input method of keyboard, keyboard and mobile phone adopting same |
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| CN2009101440008A CN101561718B (en) | 2009-06-05 | 2009-06-05 | Braille input method of keyboard, keyboard and mobile phone adopting same |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102156693A (en) * | 2011-03-23 | 2011-08-17 | 中国科学院计算技术研究所 | Method and system for inputting braille alphabet |
| CN102455783A (en) * | 2010-10-30 | 2012-05-16 | 比亚迪股份有限公司 | Keyboard and braille input method by employing the same |
| CN102591476A (en) * | 2012-01-06 | 2012-07-18 | 浙江宇天科技股份有限公司 | Information input method of Braille-supported mobile phone and mobile phone capable of supporting Braille input |
| CN102929394A (en) * | 2012-11-30 | 2013-02-13 | 南京点明软件科技有限公司 | Braille input method based on gesture recognition |
| CN103064529A (en) * | 2012-12-21 | 2013-04-24 | 浙江大学 | Input method suitable for the blind on Android platform |
| CN106658122A (en) * | 2016-09-14 | 2017-05-10 | 腾讯科技（深圳）有限公司 | Television control method and device |
-
2009
- 2009-06-05 CN CN2009101440008A patent/CN101561718B/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102455783A (en) * | 2010-10-30 | 2012-05-16 | 比亚迪股份有限公司 | Keyboard and braille input method by employing the same |
| CN102156693A (en) * | 2011-03-23 | 2011-08-17 | 中国科学院计算技术研究所 | Method and system for inputting braille alphabet |
| CN102156693B (en) * | 2011-03-23 | 2013-03-06 | 中国科学院计算技术研究所 | Method and system for inputting braille alphabet |
| CN102591476A (en) * | 2012-01-06 | 2012-07-18 | 浙江宇天科技股份有限公司 | Information input method of Braille-supported mobile phone and mobile phone capable of supporting Braille input |
| CN102591476B (en) * | 2012-01-06 | 2016-03-02 | 浙江宇天科技股份有限公司 | Support the data inputting method of the mobile phone of braille and support the mobile phone of braille input |
| CN102929394A (en) * | 2012-11-30 | 2013-02-13 | 南京点明软件科技有限公司 | Braille input method based on gesture recognition |
| CN102929394B (en) * | 2012-11-30 | 2015-12-23 | 南京点明软件科技有限公司 | A kind of Braille input method based on gesture identification |
| CN103064529A (en) * | 2012-12-21 | 2013-04-24 | 浙江大学 | Input method suitable for the blind on Android platform |
| CN106658122A (en) * | 2016-09-14 | 2017-05-10 | 腾讯科技（深圳）有限公司 | Television control method and device |
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| Publication number | Publication date |
|---|---|
| CN101561718B (en) | 2011-06-22 |
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