CN101098526A - Braille communications terminal - Google Patents
Braille communications terminal Download PDFInfo
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- CN101098526A CN101098526A CNA2006100943190A CN200610094319A CN101098526A CN 101098526 A CN101098526 A CN 101098526A CN A2006100943190 A CNA2006100943190 A CN A2006100943190A CN 200610094319 A CN200610094319 A CN 200610094319A CN 101098526 A CN101098526 A CN 101098526A
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Abstract
A Braille communication terminal comprises an antenna for receiving a radio analogue signal from a network device and a radio analogue signal from a sending terminal, a wireless module for executing the conversion between a base band digit signal and a radio analogue signal, a signal processor connected with the wireless module for coding and decoding service data and signals, spreading, de-spreading, modulating and demodulating spectrum of physical signal channel, an input keyboard for inputting information, a display unit for displaying Braille point array combination, and a control unit for controlling the integral operation of each element in the Braille communication terminal, receiving the user input information of the keyboard, converting digit information received from the signal processor into a Braille point array information, and driving the display unit to display the Braille point array information.
Description
Technical field
The present invention relates to a kind of Braille communications terminal, specifically, relate to a kind of braille mobile communication terminal and the method thereof that can import, receive and show short message.
Background technology
Application number is that the patent application of CN00103333 relates to phone and the mobile communication terminal that a kind of blind man simultaneously uses, telephone set and mobile communication terminal that particularly a kind of blind man simultaneously uses.It at first utilizes the blind person to use hand touch recognition principle, the braille of mint-mark and apparent outstanding representative on 0123456789 and other function keys of existing telephone and mobile communication terminal, the blind person is as long as can identify its function once get an electric shock words and mobile communication terminal push so at once, and use phone and mobile communication terminal as the normal person, each button is all connecting a voice integrated package simultaneously, and changed the phone sound only to show and change voice into and read, but can not solve functional input problem with the ring of single-tone.
Application number is the Braille input that discloses a kind of mobile communication terminal in the patent application of CN200510095036.Support at mobile communication terminal under the software frame of braille input, in the information input mode, select the six press keys of horizontal three perpendicular two arrays to carry out the input of standard braille.Especially in standard mobile communication terminal keyboard, select six keys of six keys in the left side or the right of numerical key for use, promptly the processing of function key is carried out in 1,4,7,2,5,8 or 2,5,8,3,6,9 six six some position that on behalf of the standard braille, key import respectively after the letter input with correspondence.
Existing braille input comprises " spelling input method of blind usefulness ", uses big keyboard to import Chinese character with spelling, Two bors d's oeuveres mode, but such scheme fails specifically to use on mobile communication terminal and implement.Provide the massage voice reading function for Word message in the present mobile communication terminal, but do not provided the display packing and the equipment of braille literal.
Summary of the invention
To be partly articulated other aspect of the present invention and/or advantage in the following description, by describing, it can become clearer, perhaps can understand by implementing the present invention.
In order to address the above problem, the purpose of this invention is to provide a kind of convenient Braille input of mobile communication terminal, and braille literal display device is provided, make that the Wordn short message information translation that the user is received is that Braille shows.
According to an aspect of the present invention, provide a kind of Braille communications terminal, having comprised: antenna is used to receive the radio frequency analog signal of network equipment transmission and the radio frequency analog signal that sends terminal equipment; Wireless module is used to carry out the conversion between baseband digital signal and the radio frequency analog signal; Signal Processing Element is connected with wireless module, is used to carry out the spread spectrum of the encoding and decoding of business datum, signaling and physical channel and despreading, modulation and demodulation; Input keyboard is used for by user's input information; Display unit is used to show the combination of braille lattice array; And control unit, be used for controlling the integrated operation of each assembly of braille terminal, receive the user's input information of input keyboard, will be converted to braille lattice array information from the digital signal that Signal Processing Element receives, drive display unit and show braille lattice array information.
The key of described input keyboard can be scattered in matrix structure, and button is made up of 12 keys at least, horizontal 3 rows of button, vertical 4 rows.
When button was made up of 12 keys, button can be divided into two groups, every group 6 key, and wherein the left side two is classified 1 group as, and the right two is classified 1 group as, and every group of 6 keys are arranged as corresponding one by one with the arrangement position of standard blind spot.
Available blind spot identifies pairing numeral on the key of input keyboard, and has identified the blind spot sign of page turning and following page turning on two buttons except that numerical key respectively.
Described display unit can comprise that braille shows touch pad, and eight touch points are a combination, arrange with braille in full accord.
The braille terminal also comprises: memory is used to store the required data of braille terminal works, userspersonal information and braille lattice array information and normal text correspondence table.
The braille terminal also comprises loud speaker and/or microphone.
According to a further aspect in the invention, provide a kind of method that on Braille communications terminal, shows braille, having comprised: (a) received short message; (b) with short message conversion be braille lattice array information; (c) on display unit, show braille lattice array information.
Step (b) can comprise: be the terminal ISN with short message conversion (b1); (b2) search corresponding phonetic internal code information according to the terminal ISN of conversion; The corresponding phonetic internal code information that (b3) will find is converted to corresponding braille lattice array information.
Step (c) can comprise: the braille lattice array information that (c1) is kept at conversion in the step (b); (c2) when selecting to show short message, on display unit, show braille lattice array information.
Description of drawings
By the description of carrying out below in conjunction with accompanying drawing, above and other purpose of the present invention, characteristics and advantage will become apparent, wherein:
Fig. 1 is the structured flowchart according to braille terminal of the present invention;
Fig. 2 is the input keyboard of a prior art key arrangement schematic diagram commonly used;
Fig. 3 is the input keyboard key arrangement schematic diagram according to the embodiment of the invention; With
Fig. 4 is the short message reception flow for displaying figure according to the embodiment of the invention.
Embodiment
Here, will be described the preferred embodiments of the present invention with reference to accompanying drawing hereinafter.In the accompanying drawings, even same or analogous parts are described in different figure, but still represent by identical label.In the following description, known function or structure will no longer describe in detail.
Fig. 1 is the structured flowchart according to braille terminal of the present invention.
As shown in Figure 1, this terminal comprises: antenna 101, wireless module 102, Signal Processing Element 103, control unit 104, memory 105, display unit 106, input keyboard 107, loud speaker 108 and power module 109.
Antenna 101 receives the signal of network equipment transmission and the signal that sends mobile communication terminal.
Wireless module 102 links to each other with Signal Processing Element 103, the conversion between execution baseband digital signal and the radio frequency analog signal and the transmission of radio frequency analog signal and reception etc.
The encoding and decoding of Signal Processing Element 103 execution business datums, signaling and the spread spectrum of physical channel and despreading, modulation and demodulation etc.
The integrated operation of control unit 104 each assembly of control, for the application layer software in the mobile phone provides operation platform, the carrying application software module, finish transmission, reception and the processing of air interface signaling, carry out the control of calling procedure etc., and each correlation module in the mobile phone controlled, enable cooperating.In the present invention, for realizing the braille input, control unit also should be realized following function: import the bit combination of braille point, the conversion braille point bit combination of user's keyboard input and drive braille point bit combination demonstration etc.
Input keyboard 107 is used for input information and the information of user input is sent to control unit 104, finishes the interface function of user and mobile phone jointly with display unit 106 and loud speaker 108, microphone (not shown) etc.;
In addition, according to actual needs, this terminal also can comprise microphone etc.
Describe the first embodiment of the present invention and second embodiment below in conjunction with Fig. 1, in these embodiments, describe the operating process of braille terminal according to the present invention when receiving short message in detail.
In the first embodiment of the present invention, the user who sends SMS message is an eyesight normal users (hereinafter to be referred as normal users), and this user will comprise that the short message information of Chinese character sends to blind users.The normal users terminal is the terminal ISN with each character conversion in the short message, and this terminal ISN is converted to radio frequency analog signal again and sends the blind users terminal to.Short message information arrives the blind users terminal by network and short message service center.
When the blind users terminal informed that the blind users short message arrives, blind users selected mobile communication terminal to receive short message by input keyboard (107).Wireless signal is sent to wireless module (102) in the mobile communication terminal by antenna (101), and wireless module (102) is converted to baseband digital signal with the radio frequency analog signal that receives, and baseband digital signal is inputed to Signal Processing Element (103).When Signal Processing Element (103) receives from baseband digital signal that wireless module (102) transmits, baseband digital signal is carried out demodulation and decoding, decoded digital signal is sent to control unit (104).The digital signal that control unit (104) received signal processing unit (103) was handled, and digital signal is converted to the terminal ISN, this terminal ISN is consistent with the pairing terminal ISN of normal users terminal transmits information.
If the terminal ISN that is converted is corresponding with the Chinese character before the conversion, then control unit (104) is searched corresponding phonetic internal code information according to the terminal ISN after changing in memory (105).Here specify: be adjusted to basic input unit because the braille input is a phonetic harmony with the Chinese character correspondence, and do not comprise tone information by the phonetic internal code information that obtains after the above-mentioned conversion, so misinterpretation of as far as possible avoiding ambiguity to cause when making the blind users read short messages, when normal users sends the Chinese text short message, the tone information of the corresponding phonetic of this Chinese character of sign behind the Chinese character that ambiguity may take place.
If the terminal ISN that is converted is non-Chinese character, then control unit (104) is searched corresponding internal code information according to the terminal ISN after changing in memory (105), and this internal code information comprises the information that English character, numeral, punctuation mark, circumflex etc. are corresponding.
The internal code information of being searched in memory (105) is converted to the Braille lattice array information of this internal code information correspondence.All braille lattice array information after the conversion are saved in the memory (105).
When the user selects to show content of short message by input keyboard (107), control unit (104) will drive display unit (106), and the braille lattice array of having kept is presented at display unit (106).When display unit (106) shows, at first show the user's that sends SMS message cell-phone number, if the other side's cell-phone number information and name have been kept in the blind mobile phone, then user's name is also shown together.When display unit (106) shows, if can not showing in a screen, content to display finishes, and then control unit (104) is wanting content displayed to be divided into several portions, and every part can just be presented in the screen.When the user reads braille lattice array information, content of short message is read by last or following page turning.Display unit (106) is the touch point, unit, and its arrangement position is consistent with the position of braille lattice array, is convenient to the blind person and touches.
In the second embodiment of the present invention, the user who sends SMS message is vision disorder user (hereinafter to be referred as blind users).Because this user also is blind users, so this user will use general braille input method at present, as braille double-spelling Chinese character input method, blind input method etc. when editing short message.Mainly be to be that example describes in the present embodiment at the braille double-spelling Chinese character input method.
When transmit leg braille user sent SMS message behind editor, sending side terminal will carry out the conversion of terminal ISN to editor's content of short message, and this ISN mainly comprises phonetic internal code information, tone internal code information, and the internal code information of English and symbol.This terminal ISN is converted to radio frequency analog signal again and sends the blind users terminal to.Short message information arrives the blind users terminal by network and short message service center.
When the blind users terminal informed that the blind users short message arrives, blind users selected mobile communication terminal to receive short message by input keyboard (107).Wireless signal is sent to wireless module (102) in the mobile communication terminal by antenna (101).Wireless module (102) is converted to baseband digital signal with the radio frequency analog signal that receives, and baseband digital signal is inputed to Signal Processing Element (103).When Signal Processing Element (103) receives from baseband digital signal that wireless module (102) transmits, baseband digital signal is carried out demodulation and decoding, decoded digital signal is sent to control unit (104).The digital signal that control unit (104) received signal processing unit (103) was handled, and digital signal is converted to the terminal ISN.Control unit (104) is searched corresponding internal code information according to the terminal ISN after changing in memory (105), this internal code information comprises the information that pinyin character, English character, numeral, punctuation mark, circumflex etc. are corresponding.In memory (105), searched and examined the Braille lattice array information that correct internal code information is converted to this internal code information correspondence.All braille lattice array information after the conversion are saved in the memory (105).
When the user selects to show content of short message by input keyboard (107), control unit (104) will drive display unit, and the braille lattice array of having kept is presented at display unit (106).When display unit (106) shows, at first show the user's that sends SMS message cell-phone number, if the other side's cell-phone number information and name have been kept in the blind mobile phone, will also show user's name together.When display unit (106) shows, if can not showing in a screen, content to display finishes, and then control unit (104) is wanting content displayed to be divided into several portions, and every part can just be presented in the screen.When the user reads braille lattice array information, content of short message is read by last or following page turning.Display unit (106) is the touch point, unit, and its arrangement position is consistent with the position of braille lattice array, is convenient to the blind person and touches.
Input keyboard among Fig. 1 (107) is made of some key groups and certain operations function key.Fig. 2 is the input keyboard of a prior art key arrangement schematic diagram commonly used, and Fig. 3 is the input keyboard key arrangement schematic diagram according to the embodiment of the invention.
With reference to Fig. 2, the button main operation interface of common mobile communication terminal is horizontal 4 row's buttons, and vertical 3 row's buttons are arranged.
With reference to Fig. 3, under the prerequisite of the number of keys that does not change routine call, in order to agree with the braille arrangement mode fully, " * " with the 4th horizontally-arranged in the plain old telephone keyboard, " 0 " and " # " has transferred to the right side of " 1～9 " numerical key, vertical array is " * " from top to bottom successively, " 0 " and " # ".Thereby, be horizontal 3 rows, vertical 4 rows' button distribution according to the input keyboard key arrangement of the embodiment of the invention.Certainly " * " and " # " position can be changed.Simultaneously, superposed " * " key as " going up page turning " key, is positioned at " # " key conduct " following page turning " key under the state that text is imported and read of bottom under the state of text input or reading.
Represent corresponding numeral with blind person's lattice array respectively on the numerical key 0,1,2,3,4,5,6,7,8,9, so that the blind person uses when importing telephone number." * " key is used to upward arrow or similar character representation and " is gone up page turning ", and " # " key is with downward arrow or similar character representation " following page turning ".
Be divided into two groups according to the input keyboard button of the embodiment of the invention according to the call format of braille, every group comprises 6 buttons, specifically be distributed as: numerical key 1,4,7,2,5,8 corresponding key are one group, and numerical key 3,6,9,0 and " * " and " # " key corresponding key are other one group.Two interblock spaces are arranged according to the braille form, make people with visual impairment to press above-mentioned 12 buttons according to the mode that daily braille is interspersed and finish the braille input.
Fig. 4 is short message reception and the flow for displaying figure according to the braille terminal of the embodiment of the invention.
With reference to Fig. 4, in (401) step, when mobile communication terminal prompting user had new short message to arrive, the user selected Short Message Mobile Terminated and begins to receive short message by input keyboard (107).
In step (402), mobile communication terminal carries out processing such as baseband digital signal conversion and decoding, demodulation to the radiofrequency signal that receives, and then the digital signal of correspondence is sent to control unit (104).
In step (403), (there is telephone number in control unit (104) as if in the telephone directory to the telephone number of transmit leg, then Dui Ying name is also contained in wherein), the digital signal that receives discerns with the braille word lattice row that are kept in the memory (105), and search corresponding braille lattice array, and foregoing is saved in the memory (105).
In step (404), when the user selected to show short message, control unit (104) drove display unit (106).At first the telephone number of transmit leg is gone up demonstration at touch pad display unit (106),, address name is also shown in the lump if there be the address name corresponding in the telephone directory with telephone number.When the user confirms telephone number and address name and clicks " following page turning " later on, the braille lattice array that is kept in the memory (105) will be presented on the touch pad display unit (106).If braille lattice array information to display can not show in a screen finish, then control unit (104) will be divided into the several portions that can show to braille lattice array information in a screen.After the user reads every screen information, click the lattice array information that " following page turning " continues to read the back.After user's reading finishes, select replying short message or confirm to read option by input keyboard (105), finish this short message read flow process.
The present invention proposes a kind of braille terminal.Utilize the present invention, the vision disorder crowd need just can not finish the reception and the reading of short message by voice suggestion.
Simultaneously, utilize the present invention, the vision disorder crowd can not need extra study and complicated thinking processes according to daily Braille writing mode, just can finish the braille input, thus the short message communication between realization and eyesight normal person and the people with visual impairment.
In addition, can also guarantee the crypticity of content of short message, promote vision disorder crowd's user experience.
Although represented with reference to certain preferred embodiment of the present invention and described the present invention, but those skilled in the art should understand 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 modification on various forms and the details to these embodiment.
Claims (10)
1, a kind of Braille communications terminal comprises:
Antenna is used to receive the radio frequency analog signal of network equipment transmission and the radio frequency analog signal that sends terminal equipment;
Wireless module is used to carry out the conversion between baseband digital signal and the radio frequency analog signal;
Signal Processing Element is connected with wireless module, is used to carry out the spread spectrum of the encoding and decoding of business datum, signaling and physical channel and despreading, modulation and demodulation;
Input keyboard is used for by user's input information;
Display unit is used to show the combination of braille lattice array; With
Control unit is used for controlling the integrated operation of each assembly of braille terminal, receives the user's input information of input keyboard, will be converted to braille lattice array information from the digital signal that Signal Processing Element receives, and drives display unit and shows braille lattice array information.
2, braille terminal as claimed in claim 1, wherein, the key of described input keyboard is scattered in matrix structure, and button is made up of 12 keys at least, horizontal 3 rows of button, vertical 4 rows.
3, braille terminal as claimed in claim 2, wherein, when button was made up of 12 keys, button was divided into two groups, every group 6 key, wherein the left side two is classified 1 group as, and the right two is classified 1 group as, and every group of 6 keys are arranged as corresponding one by one with the arrangement position of standard blind spot.
4, braille terminal as claimed in claim 3 wherein, has identified pairing numeral with blind spot on the key of input keyboard, and has identified the blind spot sign of page turning and following page turning on two buttons except that numerical key respectively.
5, braille terminal as claimed in claim 1, wherein, described display unit comprises that braille shows touch pad, eight touch points are a combination, arrange with braille in full accord.
6, braille terminal as claimed in claim 1 also comprises: memory is used to store the required data of braille terminal works, userspersonal information and braille lattice array information and normal text correspondence table.
7, braille terminal as claimed in claim 1 also comprises loud speaker and/or microphone.
8, a kind of method that shows braille on Braille communications terminal as claimed in claim 1 comprises:
(a) receive short message;
(b) with short message conversion be braille lattice array information;
(c) on display unit, show braille lattice array information.
9, the method for demonstration braille as claimed in claim 8, wherein, step (b) comprising:
(b1) be the terminal ISN with short message conversion;
(b2) search corresponding phonetic internal code information according to the terminal ISN of conversion;
The corresponding phonetic internal code information that (b3) will find is converted to corresponding braille lattice array information.
10, the method for demonstration braille as claimed in claim 8, wherein, step (c) comprising:
(c1) be kept at the braille lattice array information of changing in the step (b);
(c2) when selecting to show short message, on display unit, show braille lattice array information.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100943190A CN101098526A (en) | 2006-06-29 | 2006-06-29 | Braille communications terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2006100943190A CN101098526A (en) | 2006-06-29 | 2006-06-29 | Braille communications terminal |
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| Publication Number | Publication Date |
|---|---|
| CN101098526A true CN101098526A (en) | 2008-01-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2006100943190A Pending CN101098526A (en) | 2006-06-29 | 2006-06-29 | Braille communications terminal |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102368190A (en) * | 2011-11-15 | 2012-03-07 | 张海光 | Character input method for touch screen based on rectangular lattice |
| CN103442116A (en) * | 2013-08-22 | 2013-12-11 | 深圳市金立通信设备有限公司 | Braille display method, Braille display device and terminal |
| CN104506733A (en) * | 2014-12-31 | 2015-04-08 | 北京百纳威尔科技有限公司 | External connected equipment and braille displaying method using external connected equipment |
| WO2017024732A1 (en) * | 2015-08-10 | 2017-02-16 | Boe Technology Group Co., Ltd. | Braille display terminal, system and method |
| CN106775181A (en) * | 2016-11-30 | 2017-05-31 | 努比亚技术有限公司 | Magnetic suspension dot matrix screen, terminal display control unit and method |
-
2006
- 2006-06-29 CN CNA2006100943190A patent/CN101098526A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102368190A (en) * | 2011-11-15 | 2012-03-07 | 张海光 | Character input method for touch screen based on rectangular lattice |
| CN103442116A (en) * | 2013-08-22 | 2013-12-11 | 深圳市金立通信设备有限公司 | Braille display method, Braille display device and terminal |
| CN103442116B (en) * | 2013-08-22 | 2016-04-20 | 深圳市金立通信设备有限公司 | A kind of display packing of braille, device and terminal |
| CN104506733A (en) * | 2014-12-31 | 2015-04-08 | 北京百纳威尔科技有限公司 | External connected equipment and braille displaying method using external connected equipment |
| WO2017024732A1 (en) * | 2015-08-10 | 2017-02-16 | Boe Technology Group Co., Ltd. | Braille display terminal, system and method |
| CN106775181A (en) * | 2016-11-30 | 2017-05-31 | 努比亚技术有限公司 | Magnetic suspension dot matrix screen, terminal display control unit and method |
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Open date: 20080102 |