CN101098357A - Communication terminal for supporting braille input and method for transmitting braille using the terminal - Google Patents
Communication terminal for supporting braille input and method for transmitting braille using the terminal Download PDFInfo
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- CN101098357A CN101098357A CNA2006101004448A CN200610100444A CN101098357A CN 101098357 A CN101098357 A CN 101098357A CN A2006101004448 A CNA2006101004448 A CN A2006101004448A CN 200610100444 A CN200610100444 A CN 200610100444A CN 101098357 A CN101098357 A CN 101098357A
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Abstract
The invention relates to a communication terminal supporting Braille input, and a relative Braille input method, wherein the communication terminal comprises a key input unit with key group arranged in matrix structure, a key recognizer for recognizing if the key input unit is operated and outputting key operation information, a Braille point combination recognizer for receiving key operation information, and combination recognizing the key operation information according to the relation between the keys and the Braille points and the standard Braille point structure, to output Braille character point information, a Braille display driver for receiving key operation information or Braille character point information to drive the Braille point display, a display unit driven by the Braille display driver to display Braille points, and a communicator for communicating with external devices. Via the invention, blind can input text of message without voice prompt.
Description
Technical field
The present invention relates to communication technical field, in particular, relate to a kind of communication terminal of braille input and method that on this communication terminal, sends the braille short message supported.
Background technology
According to World Health Organization's statistics, there are 4000 to 4,500 ten thousand blind persons in the whole world.Only in China, blind person and person's with visual disabilities number just about 5,000,000, accounts for 0.4% of total population, is one of serious country of blind person and vision impairment in the world.These people need special help could be competent at daily life, and technical development has in recent years also brought a lot of improvement for their life, but still have a lot of aspects convenient freely not as good as the eyesight normal person.
In today of communication fast development, portable phone or various communication terminal can satisfy people and link up needs anywhere or anytime, have become the requisite means of communication of people.People use the interchange that short message is carrying out various information continually.At present, short message service has reached every month traffic volume of 30,000,000,000 in the whole world.When can work as the eyesight normal person and easily optionally send short messages, vast vision disorder crowd but can not equally with the eyesight normal person use modern communication service easily, can't carry out conveniently exchange and conmmunication with the external world, especially can't carrying out easily, short message exchanges.
The personage of each side all over the world in the problem that actively solves vast vision disorder crowd short message communication disorder, is expressing the love to disadvantaged group.
In China, operator has released " helping blind note ", it need not complicated cell phone keyboard editor be imported, mode by voice just can send and receive short message, solved friend blind person to greatest extent and sent the communication issue that note can't edit and import, they can be dissolved among the information-intensive society life more easily.
Simultaneously, mobile-phone manufacturers have also released the communication terminal with braille input.The open CN1752903A of Chinese patent has proposed a kind of method of carrying out the braille input in communication terminal.The terminal use carries out the input of standard braille by six keys in the left side or the right of selecting numerical key for use, and the input of the standard alphabet of 6 positions of braille can be converted to standard spelling sound then, and the term pronunciation goes out so that the user confirms.
But, no matter be " helping blind note ", or the method that the open CN1752903A of Chinese patent provides all need voice to help, the crypticity that short message exchanges can't be guaranteed fully.
Summary of the invention
The objective of the invention is to propose a kind ofly to support braille input and need not the communication terminal that voice help, a kind of method of carrying out the braille input on communication terminal has been proposed simultaneously, thereby make people with visual impairment when using communication equipment, can have the capacity the same with the twenty-twenty vision people, need not to help by voice, just can realize and eyesight normal person and people with visual impairment between short message communication.
According to an aspect of the present invention, provide a kind of communication terminal of supporting the braille input, this communication terminal comprises: key-press input unit, have the key group, and described key group is arranged in matrix structure; The key recognition unit, whether the button that is used to discern key-press input unit is operated, and the output key operation information; Braille point bit combination recognition unit is used to receive button operation information, according to the corresponding relation and the braille point bit architecture of button and braille point position the button operation information that receives is made up identification, and an output Braille point information; Braille display driver unit is used to receive button operation information or Braille point position information, shows to drive braille point position; Display unit, by braille display driver unit drives to show braille point; And communication unit, be used for communicating with external equipment.
According to a further aspect in the invention, providing a kind of supports the braille input and with the method that the braille text sends SMS message, comprising: carry out braille keys input according to braille point bit architecture on communication terminal; Whether the identification button is operated, and the output key operation information; Corresponding relation and braille point bit architecture according to button and braille point position make up identification to button operation information, and output Braille point position information; With Braille point position information translation is data code; Modulate described data code and with its transmission.
According to a further aspect in the invention, provide a kind of method that on communication terminal, sends the braille short message, comprising: carry out the braille keys input according to braille point bit architecture; Whether the identification button is operated, and the output key operation information; Corresponding relation and braille point bit architecture according to button and braille point position make up identification to button operation information, and output Braille point position information; With Braille point position information translation is data code; Modulate described data code and with its transmission.
According to a further aspect in the invention, provide a kind of method that on communication terminal, sends the braille short message, comprising: carry out the braille keys input according to braille point bit architecture; Whether the identification button is operated, and the output key operation information; Corresponding relation and braille point bit architecture according to button and braille point position make up identification to button operation information, and output Braille point position information; With Braille point position information translation is common character; The short message conversion that to be made up of common character is a data code; Modulate described data code and with its transmission.
Description of drawings
By being described in detail below in conjunction with accompanying drawing, above-mentioned and other purposes of the present invention and characteristics will become apparent, wherein:
Fig. 1 shows the basic configuration structure chart according to the communication terminal of the embodiment of the invention;
Fig. 2 A is the key arrangement schematic diagram according to the key group main operation interface of the communication terminal of the embodiment of the invention;
Fig. 2 B is the schematic diagram according to the corresponding relation of the key arrangement position at key group main operation of the present invention interface and standard braille point position arrangement position;
Fig. 3 is the key arrangement schematic diagram commonly used at the key group main operation interface of general communication terminal;
Fig. 4 is the flow chart that carries out the process of Braille input and transmission short message service process according to the use communication terminal of the embodiment of the invention;
Fig. 5 is the flow chart that uses communication terminal to carry out the Braille input according to another embodiment of the present invention and send the process of short message service process;
Fig. 6 is the flow chart that carries out the process of numeral input according to the use communication terminal of the embodiment of the invention;
Fig. 7 is the flow chart that carries out the process of double blinding symbol input according to the use communication terminal of the embodiment of the invention;
Fig. 8 shows the basic configuration structure chart of communication terminal according to another embodiment of the present invention.
Embodiment
Below, describe embodiments of the invention in detail with reference to accompanying drawing.In the following description, for simplicity's sake, will no longer be elaborated to known function or structure.
Fig. 1 has provided the basic configuration structure chart according to communication terminal of the present invention.As shown in Figure 1, this communication terminal comprises key-press input unit 101, display unit 102, loud speaker and microphone assembly 103 and controlled processing unit 104.Wherein, controlled processing unit 104 is used to realize the overall control of the various operations of communication terminal.Controlled processing unit 104 comprises button recognition unit 105, braille point bit combination recognition unit 106, character conversion unit 107, braille display driver unit 108, character data memory cell 109, phonetic synthesis control unit 110 and communication unit 111.
In Fig. 1, key-press input unit 101 is made of some key groups and certain operations function key.Fig. 2 A has provided a kind of arrangement schematic diagram of key group at the main operation interface.Because the single character of braille is made up of 6 points, horizontal 3 rows, vertical 2 rows, so though the same 12 buttons (10 numerical keys, * key and # keys) that are provided with in key group main operation interface with general communication terminal, arrangement mode is different from general communication terminal.These buttons are arranged buttons according to the arrangement architecture of standard braille point position according to horizontal 3, and vertical 4 row's buttons are arranged, and the key group main operation interface of general communication terminal is horizontal 4 row's buttons, and vertical 3 row's buttons are arranged, as shown in Figure 3.The button at the key group main operation interface among Fig. 2 A is divided into two groups according to the call format of braille, and 6 every group, the gap ratio can be arranged according to the braille form between two groups.
Fig. 2 B has provided the key arrangement position at key group main operation interface and the corresponding relation of standard braille point position arrangement position.Wherein, numerical key 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 corresponding braille point bit architectures, be that numerical key 1 is corresponding to 1 position in the braille point bit architecture, numerical key 4 is corresponding to 2 positions in the braille point bit architecture, numerical key 7 is corresponding to 3 positions in the braille point bit architecture, numerical key 2 is corresponding to 4 positions in the braille point bit architecture, and numerical key 5 is corresponding to 5 positions in the braille point bit architecture, and numerical key 8 is corresponding to 6 positions in the braille point bit architecture.The also corresponding braille point bit architecture of numerical key 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key #, be that numerical key 3 is corresponding to 1 position in the braille point bit architecture, numerical key 6 is corresponding to 2 positions in the braille point bit architecture, numerical key 9 is corresponding to 3 positions in the braille point bit architecture, symbolic key * is corresponding to 4 positions in the braille point bit architecture, numerical key 0 is corresponding to 5 positions in the braille point bit architecture, and symbolic key # is corresponding to 6 positions in the braille point bit architecture.
In Fig. 2 A, the numeral on the button shows and can also can use the braille point position corresponding with each numeral to identify with the Arabic numerals sign of standard.This two kinds of signs have been provided among Fig. 2 A simultaneously.
In Fig. 1, display unit 102 carries out the demonstration of braille point position under the driving of braille display driver unit 108.In case certain button at key group main operation interface is operated, corresponding some position also can highlight on the display unit 102.After the user combined method into syllables according to braille and pressed button, corresponding position will projection on the display unit 102, demonstrates the braille that is transfused to.The user can discern pairing Braille by the some position that highlights on the touch sensitive display unit 102.
Among Fig. 1, which button button recognition unit 105 is used to discern is operated.
Braille point bit combination recognition unit 106 will make up identification to the key information of importing according to the corresponding relation of button of making an appointment and braille point position and the braille point bit architecture of standard.For a Braille, if same position is only thought wherein once effective by multi-pass operation.Key arrangement according to the key group main operation interface among Fig. 2 A, braille point bit combination recognition unit 106 makes up the operation information of numerical key 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 to constitute a Braille information, and braille point bit combination recognition unit 106 also makes up the operation information of numerical key 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key # to constitute another Braille information simultaneously.
Character conversion unit 107 will carry out the conversion of common character (string) to Braille (string) information of input, also can carry out the conversion of Braille (string) information to the common character (string) of input simultaneously.
Braille display driver unit 108 drives display unit 102 according to the output information of button recognition unit 105 or according to the output information of braille point bit combination recognition unit 106, shows with the some bit architecture that carries out Braille.The user can discern pairing Braille by touching this bit architecture.
Character data memory cell 109 is carried out storage according to the Braille information of braille point bit combination recognition unit 106 combinations, also can store the transformation result between Braille and the common character simultaneously, also can store other input informations in addition.
Phonetic synthesis control unit 110 is used to carry out phonetic synthesis and processing.Loud speaker and microphone assembly 103 are used to carry out the reception and the broadcast of voice.Communication unit 111 is used for communicating by wireless access network and external equipment.
Fig. 4 has provided that use communication terminal that the present invention proposes carries out the Braille input and first embodiment of the flow process that sends SMS message, below each step is elaborated.
In step 401, the user selects to enter the short message editing state by function menu.
In step 402, the user selects text entry mode.Text entry mode can have the braille input pattern, digital input pattern, and double blinding symbol input pattern, but be not limited to this three kinds of patterns.The selection of input pattern can be selected mechanically, such as selecting by slide key group main operation face, also can select by function key.In case the user has selected input pattern, can provide corresponding prompt information according to the structure of braille point position on the display screen, wait for user's affirmation simultaneously.
In step 403, the user determines whether input pattern is the braille input pattern, if not execution in step 418 then; If then execution in step 404.
In step 404, the user carries out the braille input according to braille point bit architecture and button of making an appointment and the corresponding relation of putting the position by the button in the operation key-press input unit 101 as shown in Figure 1.
In step 405, button recognition unit 105 which button of identification are operated, and corresponding button operation information is offered braille display driver unit 108 and braille point bit combination recognition unit 106.
In step 406, button operation information-driven display unit that braille display driver unit 108 will provide according to step 405 102 is imported demonstration according to braille point bit architecture.
In step 407, whether the user is correct to confirm the blind symbol of input by the blind symbol demonstration of touch sensitive display unit 102, if incorrect, then execution in step 408, otherwise execution in step 409.
In step 408, braille display driver unit 108 drives and shows that unit 102 restores the some position of the character viewing area of this input, promptly no longer shows the some position character of this input.Simultaneously, braille point bit combination recognition unit 106 also will be deleted the button operation information of this Braille that step 405 provides.
In step 409, the corresponding relation of the button operation information of the Braille of this input that braille point bit combination recognition unit 106 provides according to step 405 and the button of making an appointment and braille point position carries out the bit combination of braille point.For the input of a Braille, if before step 408 is confirmed correctness, same position is only thought wherein once effective by multi-pass operation, can allow the existence of this operation simultaneously.Key arrangement according to the key group main operation interface among Fig. 2 A, braille point bit combination recognition unit 106 makes up the operation information of numerical key 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 to constitute a Braille information, and braille point bit combination recognition unit 106 also makes up the operation information of numerical key 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key # to constitute another Braille information simultaneously.Braille point bit combination recognition unit 106 also can offer character data memory cell 109 with the Braille information after the combination identification simultaneously.
In step 410, character data memory cell 109 will be stored the Braille of input according to the Braille information that step 409 provides.And it can be constituted the Braille string with before input character.
In step 411, the user confirms whether continue input, if then execution in step 404, otherwise execution in step 412.
In step 413, whether the user selects to send, if select to send, then execution in step 413, otherwise execution in step 417.
In step 414, character data memory cell 109 sends to character conversion unit 107 with the Braille or the character string information of storage.Character conversion unit 107 will carry out the conversion between Braille (string) and the common character (string).Communication unit 111 can directly be exported to transformation result in character conversion unit 107, also transformation result can be exported to character data memory cell 109, and exports to communication unit 111 by character data memory cell 109.
In step 415, communication unit 111 can be from the character conversion unit 107 receives and needs character (string) information that sends, also can receive character (string) information that needs transmission, simultaneously input character (string) information and the telephone number that receive be handled the back transmission from character data memory cell 109.Directly send Braille (string) information if desired, step 414 can be omitted so, and communication unit 111 directly receives Braille (string) information that needs to send from character data memory cell 109 and also sends.
In step 416, whether the user selects to preserve, if preserve, then directly finish, otherwise execution in step 417.
In step 417, the Braille or the character string information of 109 these storages of deletion of character data memory cell.
In step 418, the user confirms whether need to carry out again the input pattern selection or switch, if then execution in step 402, otherwise execution in step 419.
In step 419, the user enters the processing procedure of other input patterns.
The use communication terminal that Fig. 5 has provided the present invention's proposition carries out second embodiment that Braille is imported.Be with the difference of braille input flow process among Fig. 4: the input information of braille display driver unit 108 is to be provided by button recognition unit 105 among Fig. 4, and the input information of braille display driver unit 108 is to be provided by braille point bit combination recognition unit 106 among Fig. 5.Below each step is elaborated.
In step 501, the user determines whether input pattern is the braille input pattern, if not execution in step 510 then; If then execution in step 502.
In step 502, the user carries out the braille input according to braille point bit architecture and button of making an appointment and the corresponding relation of putting the position by the button in the key-press input unit 101 is operated.
In step 503, button recognition unit 105 which button of identification are operated, and corresponding button operation information is offered braille point bit combination recognition unit 106.
In step 504, the corresponding relation of the button operation information of the Braille of this input that braille point bit combination recognition unit 106 provides according to step 503 and the button of making an appointment and braille point position carries out the bit combination of braille point.For the input of a Braille, there be not receiving step 506 to give up really before the correct information, same position is by multi-pass operation, and it is wherein once effective that 106 of braille point bit combination recognition units are thought, and the while can allow the existence of this generic operation.Key arrangement according to the key group main operation interface among Fig. 2 A, braille point bit combination recognition unit 106 makes up the operation information of numerical key 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 to constitute a Braille information, and braille point bit combination recognition unit 106 also makes up the operation information of numerical key 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key # to constitute another Braille information simultaneously.The Braille information that braille point bit combination recognition unit 106 will make up after the identification offers braille display driver unit 108.
In step 505, Braille point position information-driven display unit that braille display driver unit 108 will provide according to step 504 102 shows according to braille point bit architecture.
In step 506, the user shows to confirm whether input character is correct, if incorrect, then execution in step 507 by the blind symbol of touch sensitive display unit 102, otherwise execution in step 508.
In step 507, braille point bit combination recognition unit 106 also will be deleted the button operation information of this Braille that step 503 provides, simultaneously deletion information is sent to braille display driver unit 108, braille display driver unit 108 drives display unit 102 the point position of the character viewing area of this input is restored, and promptly no longer shows the some position character of this input.
In step 508, in case receive the correct affirmation information of input, the Braille information that braille point bit combination recognition unit 10 will make up after the identification offers character data memory cell 109.Character data memory cell 109 will be stored the Braille of input.And it can be constituted the Braille string with before input character.
In step 509, the user confirms whether continue input, if then execution in step 502, otherwise finish this braille input process.
In step 510, the user enters the processing procedure of other input patterns.
The embodiment that carries out the numeral input with communication terminal that Fig. 6 has provided that the present invention proposes.Be with the difference of braille input flow process among Fig. 5: braille point bit combination recognition unit 106 will make up identification to the operation information that the corresponding every six press keys of bit architecture put in braille offering braille display driver unit 108 among Fig. 5, and braille point bit combination recognition unit 106 will utilize digital braille point bit architecture that the input information of the operation of each digital keys is converted to the operation information of these 6 positions of numeral braille and offers braille display driver unit 108 among Fig. 6.Below each step is elaborated.
In step 601, the user determines whether input pattern is digital input pattern, if not execution in step 610 then; If then execution in step 602.
In step 602, the user directly operates to carry out the numeral input the button in the key-press input unit 101.
In step 603, button recognition unit 105 which button of identification are operated, and corresponding button operation information is offered braille point bit combination recognition unit 106.
In step 604, the corresponding relation of the key operation information of this input that braille point bit combination recognition unit 106 provides according to step 603 and the numeral of standard and braille point bit architecture is converted to the operation information of 6 positions of digital braille with the operation information of this digital keys, and the braille point bit manipulation information after will changing simultaneously offers braille display driver unit 108.Such as, if the user supresses digital 4 keys, 106 of braille point bit combination recognition units are converted to all operated information of numerical key 1,2,5 keys with this operation, and this information is offered braille display driver unit 108.
In step 605, Braille point position information-driven display unit that braille display driver unit 108 provides according to step 604 102 shows according to braille point bit architecture.
In step 606, the user shows to confirm whether input digit is correct, if incorrect, then execution in step 607 by the input of touch sensitive display unit 102, otherwise execution in step 608.
In step 607, braille point bit combination recognition unit 106 also will be deleted this digital button operation information that step 603 provides, simultaneously deletion information is sent to braille display driver unit 108, braille display driver unit 108 shows that with driving unit 102 restores the some position of the character viewing area of this input, promptly no longer shows the some position character of this input.
In step 608, in case receive the correct affirmation information of input, braille point bit combination recognition unit 10 will make up the braille numerical character information after the identification or directly digital information be offered character data memory cell 109.Character data memory cell 109 will be stored the braille numerical character information or the digital information of input.And it can be constituted braille digit strings or digit strings with before inputting digital character.
In step 609, the user confirms whether continue input, if confirm to continue input, then execution in step 602, otherwise finish this input process.
In step 610, the user enters the processing procedure of other input patterns.
Some national braille literal is a double blinding symbol literal, and therefore, in the present invention, text entry mode can also be supported double blinding symbol input pattern except supporting braille input pattern and digital input pattern.For example, the China's current Chinese braille is a kind of literal of phonetic form, and it has 18 initial consonants and 34 simple or compound vowel of a Chinese syllable, and initial and final double-spelling is a syllable, if therefore import Chinese braille, the input of double blinding symbol is just more quick rationally.For this type of literal, hereafter is a double blinding symbol literal.
The use communication terminal that Fig. 7 has provided the present invention's proposition carries out the embodiment that the double blinding symbol is imported.Be with the difference of braille input flow process among Fig. 5: braille point bit combination recognition unit 106 will make up identification to offer braille display driver unit 108 to the operation information that the corresponding every six press keys of bit architecture put in braille among Fig. 5, and braille point bit combination recognition unit 106 at first will make up to discern each blind symbol the operation information that every six press keys of bit architecture correspondence put in braille among Fig. 7, secondly also need the operation of two group of six key be made up with identification double blinding symbol literal, to offer braille display driver unit 108 according to the structure that double blinding accords with literal.Below each step is elaborated.
In step 701, the user determines that whether input pattern is double blinding symbol input pattern, if not execution in step 710 then; If then execution in step 702.
In step 702, by being operated, the button in the key-press input unit 101 as shown in Figure 1 carries out the braille input according to braille point bit architecture and button of making an appointment and the corresponding relation of putting the position.When the input of double blinding symbol, two groups of buttons about can pressing simultaneously, and press the restriction that does not have order in the process.
In step 703, button recognition unit 105 which button of identification as shown in Figure 1 are operated, and corresponding button operation information is offered braille point bit combination recognition unit 106.
In step 704, the corresponding relation of the button operation information of the Braille of this input that braille point bit combination recognition unit 106 provides according to step 703 and the button of making an appointment and braille point position at first carries out braille point bit combination with the blind symbol of identification form to every group six key operation, and secondly two blind symbols of list for identification make up identification according to the structure that double blinding accords with literal.For the input of a Braille, there be not receiving step 706 to give up really before the correct information, same position is by multi-pass operation, and it is wherein once effective that 106 of braille point bit combination recognition units are thought, and the while can allow the existence of this generic operation.Key arrangement with the key group main operation interface among Fig. 2 A is an example, braille point bit combination recognition unit 106 at first makes up the operation information of numerical key 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 to constitute a Braille information A, and braille point bit combination recognition unit 106 also makes up the operation information of numerical key 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key # to constitute a Braille information B simultaneously.Then, braille point bit combination recognition unit 106 makes up to constitute a double blinding symbol literal single blind symbol A and single blind symbol B according to double blinding symbol text structure.The double blinding symbol Word message that braille point bit combination recognition unit 106 will make up after the identification offers braille display driver unit 108.
With the Chinese braille is example, if the blind symbol of the list A of user's operand keyboard 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 inputs is an initial consonant, and the blind symbol of the list B of user's operand keyboard 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key # input is a simple or compound vowel of a Chinese syllable, braille point bit combination recognition unit 106 will be combined as " AB " with two blind symbols of list importing according to the Chinese braille rule of " the right rhythm of left side sound " so.If the blind symbol of the list A of user's operand keyboard 1, numerical key 2, numerical key 4, numerical key 5, numerical key 7, numerical key 8 inputs is a simple or compound vowel of a Chinese syllable, and the blind symbol of the list B of user's operand keyboard 3, symbolic key *, numerical key 6, numerical key 0, numerical key 9, symbolic key # input is an initial consonant, braille point bit combination recognition unit 106 will be combined as " BA " with two blind symbols of list importing according to the Chinese braille rule of " the right rhythm of left side sound " so.
In step 705, a double blinding symbol literal point information-driven display unit that braille display driver unit 108 as shown in Figure 1 will provide according to step 704 102 shows according to braille point bit architecture.
In step 706, whether the user is correct to confirm input character by the demonstration of touch sensitive display unit 102, if incorrect, then execution in step 707, otherwise execution in step 708.
In step 707, the button operation information of the double blinding symbol literal that braille point bit combination recognition unit 106 deletion steps 703 provide, simultaneously deletion information is sent to braille display driver unit 108, braille display driver unit 108 drives and shows that unit 102 restores the some position of the character viewing area of this input, promptly no longer shows the some position character of this input.
In step 708, in case receive the correct affirmation information of input, the double blinding symbol Word message that braille point bit combination recognition unit 10 will make up after the identification offers character data memory cell 109.Character data memory cell 109 will be stored the double blinding symbol literal of input.And it can be constituted the Braille string with before input character.
In step 709, the user confirms whether continue input, if then execution in step 702, otherwise receive this braille input process.
In step 710, the user enters the processing procedure of other input patterns.
After the braille input process shown in Fig. 4,5,6 or 7 finished, the short message that obtains by this input process was converted into data code, and data code is modulated and be sent out, thereby the user can send SMS message by said process.
Fig. 8 has provided another embodiment according to the basic configuration structure of communication terminal of the present invention.As shown in Figure 8, this communication terminal comprises key-press input unit 801, display unit 802, loud speaker and microphone assembly 803 and controlled processing unit 804.Wherein, controlled processing unit 804 is used for the overall control of the various operations of decorum communication terminal.Controlled processing unit 804 is made of button recognition unit 805, braille point bit combination recognition unit 806, braille display driver unit 807, character data memory cell 808, phonetic synthesis control unit 809 and communication unit 810 at least.Be that with the difference of Fig. 1 this communication terminal does not comprise character conversion module.Therefore, utilize this communication terminal, when carrying out short message service, the user can only send the short message based on braille.Among Fig. 8 among the basic function of other modular unit and Fig. 1 the basic function of respective modules unit similar, therefore omitted detailed description to these modular units.
As mentioned above, the present invention proposes a kind of braille input and communication terminal that need not voice helps supported, proposed a kind of method of on communication terminal, carrying out the braille input simultaneously.Utilize the present invention, the vision disorder crowd need just can not finish the text input of short message by voice suggestion; Utilize the present invention simultaneously, the mode that the vision disorder crowd can stab according to the point of daily Braille writing, do not need extra study and complicated thinking processes, just can finish the braille input, thereby the short message communication between realization and eyesight normal person and the people with visual impairment, can also guarantee simultaneously the crypticity of content of short message, promote vision disorder crowd's user experience.In addition, utilize the present invention, two groups of buttons about the vision disorder crowd can press simultaneously make that the braille input is more quick.
Though the present invention is specifically described with reference to its exemplary embodiment and is shown, but will be understood by those skilled in the art that, under the situation that does not break away from the spirit and scope of the present invention that are defined by the claims, can carry out the various changes of form and details to it.
Claims (24)
1, a kind of communication terminal of supporting the braille input comprises:
Key-press input unit has the key group, and described key group is arranged in matrix structure;
The key recognition unit, whether the button that is used to discern key-press input unit is operated, and the output key operation information;
Braille point bit combination recognition unit is used to receive button operation information, according to the corresponding relation and the braille point bit architecture of button and braille point position the button operation information that receives is made up identification, and an output Braille point information;
Braille display driver unit is used to receive button operation information or Braille point position information, shows to drive braille point position;
Display unit, by braille display driver unit drives to show braille point; With
Communication unit is used for communicating with external equipment.
2, communication terminal according to claim 1 also comprises:
The character conversion unit is used to receive the Braille point position information of braille point bit combination recognition unit output, and is common character with a Braille point information translation.
3, communication terminal according to claim 2 also comprises:
The character data memory cell, be used to store Braille point position information or with the corresponding common character of described Braille point position information, with composition Braille string or common character string.
4, according to each described communication terminal among the claim 1-3, wherein, the key group of key input unit is made up of 12 keys, horizontal 3 rows of button, vertical 4 rows.
5, communication terminal according to claim 4, wherein, the key group of key input unit is divided into two groups, and 6 every group, wherein the left side two is classified one group as, and the right two is classified one group as, and the arrangement position of every group of six press keys is corresponding one by one with the arrangement position of standard blind spot.
6, communication terminal according to claim 5, wherein, the key group representation numerical key or the symbolic key of key input unit are perhaps represented the some position of the blind symbol of standard.
7, communication terminal according to claim 6, wherein, the mistake that same button was repeatedly pressed when the blind symbol of braille point bit combination recognition unit shielding single was imported.
8, communication terminal according to claim 6, wherein, the corresponding relation between strong operation information of braille point bit combination recognition unit turnover number keyboard/symbol and the standard digital braille point position.
9, communication terminal according to claim 6, wherein, the combination corresponding relation between braille point bit combination recognition unit identification button operation information and the double blinding symbol.
10, communication terminal according to claim 1 also comprises:
The phonetic synthesis control unit is used to carry out phonetic synthesis and handles; With
Loud speaker and microphone are used for receiving and playing voice.
11, a kind of method of supporting the braille input on communication terminal comprises:
Carry out the braille keys input according to braille point bit architecture;
Whether the identification button is operated, and the output key operation information;
Corresponding relation and braille point bit architecture according to button and braille point position make up identification to button operation information, and output Braille point position information;
Drive the demonstration of braille point position according to button operation information or Braille point position information; With
Show braille point position, so that the user confirms.
12, method according to claim 11, wherein, the wrong conductively-closed that same button is repeatedly pressed when carrying out the input of the blind symbol of single.
13, method according to claim 11 wherein, is imported braille according to double blinding symbol input method.
14, method according to claim 11 also comprises:
Storage Braille point position information is to form the Braille string.
15, a kind of method that sends the braille short message on communication terminal comprises:
Carry out the braille keys input according to braille point bit architecture;
Whether the identification button is operated, and the output key operation information;
Corresponding relation and braille point bit architecture according to button and braille point position make up identification to button operation information, and output Braille point position information;
With Braille point position information translation is data code;
Modulate described data code and with its transmission.
16, method according to claim 15 also comprises:
Drive the demonstration of braille point position according to button operation information or Braille point position information; With
Show braille point position, so that the user confirms.
17, method according to claim 15, wherein, the wrong conductively-closed that same button is repeatedly pressed when carrying out the input of the blind symbol of single.
18, method according to claim 15 wherein, is imported braille according to double blinding symbol input method.
19, method according to claim 15 also comprises:
Storage Braille point position information is to form the Braille string.
20, a kind of method that sends the braille short message on communication terminal comprises:
Carry out the braille keys input according to braille point bit architecture;
Whether the identification button is operated, and the output key operation information;
Corresponding relation and braille point bit architecture according to button and braille point position make up identification to button operation information, and output Braille point position information;
With Braille point position information translation is common character;
The short message conversion that to be made up of common character is a data code;
Modulate described data code and with its transmission.
21, method according to claim 20 also comprises:
Drive the demonstration of braille point position according to button operation information or Braille point position information; With
Show braille point position, so that the user confirms.
22, method according to claim 20 also comprises:
Storage and the corresponding common character of described Braille point position information are to form common character string.
23, method according to claim 20, wherein, the wrong conductively-closed that same button is repeatedly pressed when carrying out the input of the blind symbol of single.
24, method according to claim 20 wherein, is imported braille according to double blinding symbol input method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101004448A CN101098357B (en) | 2006-06-29 | 2006-06-29 | Communication terminal for supporting braille input and method for transmitting braille using the terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2006101004448A CN101098357B (en) | 2006-06-29 | 2006-06-29 | Communication terminal for supporting braille input and method for transmitting braille using the terminal |
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| Publication Number | Publication Date |
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| CN101098357A true CN101098357A (en) | 2008-01-02 |
| CN101098357B CN101098357B (en) | 2010-12-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2006101004448A Expired - Fee Related CN101098357B (en) | 2006-06-29 | 2006-06-29 | Communication terminal for supporting braille input and method for transmitting braille using the terminal |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
| CN102939791A (en) * | 2010-05-17 | 2013-02-20 | 塔塔咨询服务有限公司 | Hand-held communication aid for individuals with auditory, speech and visual impairments |
| CN103119610A (en) * | 2010-09-22 | 2013-05-22 | 联邦印刷有限公司 | Method and apparatus for detecting and/or assessing three-dimensional elevated structures on a surface of a document |
| CN112486327A (en) * | 2020-12-21 | 2021-03-12 | 北京纳米能源与系统研究所 | Braille interaction equipment |
-
2006
- 2006-06-29 CN CN2006101004448A patent/CN101098357B/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102939791A (en) * | 2010-05-17 | 2013-02-20 | 塔塔咨询服务有限公司 | Hand-held communication aid for individuals with auditory, speech and visual impairments |
| CN102939791B (en) * | 2010-05-17 | 2015-09-23 | 塔塔咨询服务有限公司 | For having the hand communication assistor of people of the sense of hearing, speech and dysopia |
| CN103119610A (en) * | 2010-09-22 | 2013-05-22 | 联邦印刷有限公司 | Method and apparatus for detecting and/or assessing three-dimensional elevated structures on a surface of a document |
| CN103119610B (en) * | 2010-09-22 | 2018-11-30 | 联邦印刷有限公司 | The method and apparatus of three-dimensional ridge structure for identification and/or on evaluation paper surface |
| 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 |
| CN112486327A (en) * | 2020-12-21 | 2021-03-12 | 北京纳米能源与系统研究所 | Braille interaction equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101098357B (en) | 2010-12-22 |
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