CN100549917C

CN100549917C - Visually handicapped rapid position fixing method and device

Info

Publication number: CN100549917C
Application number: CNB2006101704426A
Authority: CN
Inventors: 骆忆黎
Original assignee: Individual
Current assignee: Individual
Priority date: 2006-12-27
Filing date: 2006-12-27
Publication date: 2009-10-14
Anticipated expiration: 2026-12-27
Also published as: CN101211225A

Abstract

A kind of with visually handicapped rapid position fixing method and the device of keyboard position corresponding to voice output content of text position, when playing content of text, send pause command by input media and give CPU (central processing unit), CPU (central processing unit) is carried out to suspend and is play, the position of the word unit of last voice output when fixing position corresponding time-out of key by the positioning key device, the position of the word unit of the relative position of the word unit of last voice output when the position of each button of positioning key device corresponds respectively to time-out according to the relative position with the key that fixes, when pressing a button of positioning key device, after will changing into voice signal by the text-to-speech device by CPU (central processing unit) to word unit controls that should button according to the signal of this button, and this voice signal sent to instantaneous speech power, this voice signal is exported with voice mode.

Description

Visually handicapped rapid position fixing method and device

Technical field

The present invention relates to a kind of visually handicapped rapid position fixing method and device, and be particularly related to a kind of being applied on computing machine, PDA, mobile phone or the TV set-top box devices such as (TV STB), for the continuous voice output text of any needs, and do the location so that further do the visually handicapped rapid position fixing method and the device of the employing keyboard position of editing and processing corresponding to voice output content of text position.

Background technology

Looking barrier at present usually uses with intelligent terminal (for example computing machine and PDA etc.) and touches or the voice output mode is used for that the person learns for looking the barrier.Touch manner is information to be transferred to the point character piece of Braille Code (blind person puts character code), and is presented on the touch machine (or being commonly referred to as touch display).Thereby the user with refer to abdomen in regular turn the touch point character block read the information symbol that presents.

But this kind equipment has following shortcoming: Heavy Weight and volume are portable greatly and not, power consumption, equipment price costliness, the easily broken need of contact pilotage that form the point character piece often keep in repair, maintenance of equipment cost height, to the day after tomorrow blind person learn to be difficult for.

At present general voice output mode is to transfer information to sound and present.Generally be that (Text To Speech, TTS) mechanism transfers the information in the intelligent terminal to sound, and from loudspeaker, loudspeaker or earphone voice output with text-to-speech.

But there is inconvenience in the use in known intelligent terminal with voice output mode.For example, normally with Chinese character syllable, English word (WORD) and the punctuation mark of cursor position (being called for short the word unit) by text-to-speech mechanism (TTS), change into voice and send out from loudspeaker.For example, have delegation's text " in spring, one sleeps and wakes up to find it is already day, hear birds singing everywhere, wind and rain sound, flower fall what are known yesterday? " if cursor rests on " spring " word, this syllable of then voice output " ch ū n " when suspending voice output.If cursor will be moved on to " news " word, just need the moving direction key 8 times, could this syllable of voice output " w é n ".That is, be difficult for the location for the position at each place, word unit, cause when suspending voice output the position of the word unit of last voice output to search other word unit and quite bother.

Summary of the invention

As mentioned above, the object of the present invention is to provide a kind of visually handicapped rapid position fixing method and device that uses the position of content of text when one group of keyboard position is corresponding to suspend voice output, the person that looks the barrier also can be made fast the content of text of voice output of the mode of voice output locate.In other words the present invention proposes the quick astrofix of a kind of voice output guiding, need not to rely on visual screen or tangibly display to locate, and relies on the sense of hearing fully and keyboard is used in one group of location, just can accomplish quick location.

The invention reside in provides a kind of the barrier corresponding to looking of voice output content of text position with keyboard position to use fast-positioning device, and this device comprises: CPU (central processing unit); Storage device is used for the data of stored text content, for this CPU (central processing unit) reading of data; Internal memory is used for by this CPU (central processing unit) access data; The text-to-speech device is used for being converted to voice signal by this central processing unit controls with the data with this internal memory word unit; Instantaneous speech power is used for the text is changeed voice signal that voice device changes with voice output; Input media is used to send commands to this CPU (central processing unit); And the positioning key device, having a plurality of buttons, the signal of the word cell position in the corresponding respectively a succession of word unit of the key position of each button is input in this CPU (central processing unit); Wherein, when by this input media when this CPU (central processing unit) is sent pause command, this CPU (central processing unit) can be carried out to suspend and play in progress content of text, this positioning key device with a position of word unit of last voice output when suspending, position that fixes key, the position of the word unit of the relative position of the word unit of last voice output when the position of each button of this positioning key device corresponds respectively to time-out according to the relative position with this key that fixes, when pressing a button of this positioning key device, after this CPU (central processing unit) will be changeed voice device and be changed into voice signal by the text according to the signal of this button of pressing corresponding to the word unit of this button, and this voice signal passed out to this instantaneous speech power and by its with this voice signal with voice output.

The visually handicapped rapid position fixing method that provides a kind of keyboard position to come voice output content of text position is provided, is used to look barrier and uses fast-positioning device, this device has CPU (central processing unit); Storage device is used for the data of stored text content, puts for this CPU (central processing unit) reading of data; Internal memory is used for by this CPU (central processing unit) access data; The text-to-speech device is used for being converted to voice signal by this central processing unit controls with the data with this internal memory word unit; Instantaneous speech power is used for the text is changeed voice signal that voice device changes with voice output; Input media, be used for sending order to this CPU (central processing unit) and positioning key device, have a plurality of buttons, the signal of the word cell position in the corresponding respectively a succession of word unit of the key position of each button inputs in this CPU (central processing unit), this method comprises the following step: at first, when playing content of text, send pause command by this input media to this CPU (central processing unit), this CPU (central processing unit) is carried out to suspend and is play; Then, with the fix position of word unit of last voice output when suspending, position of key of one of this positioning key device, the position of each button of this positioning key device corresponds respectively to the position of the word unit of the relative position of the word unit of last voice output when suspending according to the relative position with this key that fixes; Secondly, when pressing a button of this positioning key device, by this CPU (central processing unit) according to the signal of this button will to word unit that should button control change voice device and change into voice signal by the text after, and send this voice signal to this instantaneous speech power and by its with this voice signal with voice output.

Other purpose of the present invention and advantage will more clearly be described by detailed description subsequently and the claims of enclosing.

Description of drawings

Fig. 1 looks the block diagram of barrier with fast-positioning device for the present invention;

Fig. 2 is the block diagram of input media of the present invention and positioning key device;

Fig. 3 plays the process flow diagram of content of text operation for the present invention;

Fig. 4 suspends the process flow diagram of playing the content of text operation for the present invention;

Fig. 5 A is the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of content of text of the present invention;

Fig. 5 B is the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of Fig. 5 A reach content of text;

Fig. 5 C is the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of this content of text move behind Fig. 5 A;

Fig. 5 D-5E is the synoptic diagram that the pairing word of the key that the fixes unit of Fig. 5 C launches with syllable;

Fig. 6 is the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of another content of text of the present invention;

Fig. 7 adds the block diagram of Braille Code key for Fig. 5 A; And

Fig. 8 A-8D is the synoptic diagram that input media of the present invention and positioning key device are applied to the keyboard of computing machine.

Embodiment

Following with reference to a description of drawings preferred embodiment of the present invention.

Fig. 1 looks the block diagram of barrier with fast-positioning device for the present invention.In Fig. 1, look barrier and have CPU (central processing unit) 22, storage device 24, internal memory 26, text-to-speech device 28, instantaneous speech power 30, input media 32 and positioning key device 34 with fast-positioning device 20.

Storage device 24 is used for the data of stored text content, and wherein storage device can be non-voltile memory, hard disk, disk or CD.Internal memory 26 is used for by CPU (central processing unit) 22 access datas, and wherein internal memory 26 can be random access memory (RAM).

Text-to-speech device 28 is controlled by CPU (central processing unit) 22, and the data that are used for the word unit that will be read from internal memory 26 are converted to voice signal, and export this voice signal to instantaneous speech power 30.Instantaneous speech power 30 is used for the voice signal of being exported from text-to-speech device 28 is exported with voice mode, and wherein instantaneous speech power 30 can be a loudspeaker, loudspeaker or an earphone.The sound that instantaneous speech power 30 comes continuous output manually to record with the DAISY specification, give the cutting mark between each word with the sound manually recorded, to accomplish fixing of word time-out, the present invention is operated in when suspending, can clearly the key that fixes be presented in the word unit of exporting at last.

Fig. 2 is the block diagram of input media of the present invention and positioning key device.In Fig. 2, (this button can be two buttons that have broadcast and pause function respectively to the input media 32 of Fig. 1 for broadcast/time-out (Play/Pause) key 60, or have simultaneously play and a button of pause function), press broadcast/Pause key 60 to send the CPU (central processing unit) 22 of ordering of broadcast/time-out to Fig. 1, make the program or the operation of the continuous voice output content of text of CPU (central processing unit) 22 operations suspend the voice output content of text, and the program of coming voice output content of text parallel expression unit by the key position of positioning key 62.Wherein, input media 32 has more the button (not being illustrated in Fig. 2) of input Braille Code, and can edit content of text.

Refer again to Fig. 2, the positioning key device 34 of Fig. 1 comprises positioning key 62 with a plurality of buttons (positioning key 62 of present embodiment be example with 10 buttons), and the signal of each word cell position of the corresponding a succession of word of the key position of each button unit is inputed to CPU (central processing unit) 22.Positioning key 62 has the key of fixing 64, the position of its position is corresponding when the suspending word unit of last voice output, other the position of each button of positioning key 62 corresponds respectively to the position of the word unit of the relative position of the word unit of last voice output when suspending according to the relative position with the key 64 that fixes.Wherein, positioning key device 34 have more reach a succession of word unit reach key 66, after move the backspace key 68 of a succession of word unit, the key 64 pairing alphabetic characters that will fix the state represented with a succession of word unit of the acknowledgement key 70 that launches with the syllable of phonetic symbol of word unit and the state that syllable launches turned back to return upper strata key 72.CPU (central processing unit) 22 points to an address of internal memory 26 by a pointer (Pointer), the address of word unit of last voice output when suspending, this address.

Fig. 3 plays the process flow diagram of content of text operation for the present invention, and the flow process of Fig. 3 is described with reference to figure 1,2 simultaneously.In Fig. 3, when the person's desire of looking the barrier begins voice output for example for the content of text of Tang poetry " dawn in spring ", press broadcast/Pause key 60 to send play command to CPU (central processing unit) 22 (step S40).

Then, CPU (central processing unit) 22 reads the data (step S42) of the content of text of Tang poetry in the storage device 24 " dawn in spring ", and in the data write memory 26 with the content of text of the Tang poetry " dawn in spring " that read.These data by " in spring, one sleeps and wakes up to find it is already day, hear birds singing, wind and rain sound, flower fall what are known yesterday? " everywhere a plurality of words unit (comprising punctuation mark) form, CPU (central processing unit) 22 control text-to-speech devices 28 make it read the data of these word unit in the internal memory 26 and are converted to voice signal (step S44).

Then, the voice signal that text-to-speech device 28 is changed is delivered to instantaneous speech power 30, it with voice mode output (step S46), makes the person that looks the barrier hear the content of text of " dawn in spring " of Tang poetry voice signal.

Fig. 4 suspends the process flow diagram of playing the content of text operation for the present invention, and the flow process of Fig. 4 is described with reference to figure 1,2 simultaneously.In Fig. 4, the person that looks barrier desire during the voice output Tang poetry content of text of " dawn in spring " is suspended so that content of text is edited, press broadcast/Pause key 60 and give CPU (central processing unit) 22 (step S50) to send pause command, CPU (central processing unit) 22 can be carried out and suspend the operation of playing content of text.

Then, as Fig. 5 A for shown in the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of content of text of the present invention, the word unit of last voice output when the key 64 of fixing of positioning key 62 suspends correspondence, and other the word unit (step S52) of each button relative position of the word unit of last voice output when coming corresponding time-out respectively of positioning key 62 with the relative position of the key 64 that fixes.CPU (central processing unit) 22 points to an address of internal memory 26 with a pointer (Pointer), the address of this address is corresponding when the suspending word unit of last voice output, and other each button of positioning key 62 adds that with the address of this pointer indication relative shift comes respectively corresponding each address.For example, when " sound " of " wind and rain sound yesterday " in voice output " dawn in spring " and press broadcast/Pause key 60 to carry out the operation that suspends, fix this moment key 64 relative word unit be " sound ", deposit the address of the word unit of " sound " in the pointed internal memory 26, and the relative respectively word unit of other each button of positioning key 62 is shown in Fig. 5 A, also leaves address in the internal memory 26 in corresponding to each word unit.

Secondly, when pressing a button of positioning key 62, after CPU (central processing unit) 22 will change into voice signal by text-to-speech device 28 corresponding to the word unit of this button, and this voice signal sent to instantaneous speech power 30, with this voice signal with voice mode output (step S54).Be example with Fig. 5 A equally, when pressing when fixing key 64, the address that its corresponding pointed internal memory 26 is deposited " sound ", CPU (central processing unit) 22 control text-to-speech devices 28 read the data of " sound " in the internal memory 26, and deliver to instantaneous speech power 30 after these data are changed into voice signal, instantaneous speech power 30 sends the sound of this voice signal with " sound ".If when pressing the 3rd button of turning left of the key 64 that fixes, the address of displacement 3 is added in the address that its corresponding pointed internal memory 26 is deposited " sound ", that is internal memory 26 is deposited the address of " coming ", then CPU (central processing unit) 22 control text-to-speech devices 28 read the data of " coming " in the internal memory 26, and deliver to instantaneous speech power 30 after these data are changed into voice signal, instantaneous speech power 30 also sends the sound of this voice signal with " coming ".Positioning key 62 other button operation by that analogy.

When preceding a succession of word unit of a succession of word unit before the syllabus or a succession of word unit, back, can operate positioning key device 34 a succession of word of reach unit reach key 66 and after move the backspace key 68 of a succession of word unit, shown in the synoptic diagram that Fig. 5 B for the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of Fig. 5 A reach content of text and Fig. 5 C be the button of a succession of word unit correspondence positioning key of this content of text move behind Fig. 5 A.When pressing reach key 66, can be according to past reach 10 word unit (comprising punctuation mark), a succession of word unit of Fig. 5 A, this moment fix key 64 relative word unit be Tang poetry " dawn " of " dawn in spring ", that is the address of depositing the word unit of " dawn " in the pointed internal memory 26, and positioning key 62 other each button respectively relative word unit shown in Fig. 5 B, also as above-mentioned corresponded manner come corresponding each word unit to leave address in the internal memory 26 in.When pressing backspace key 68, can move 10 word unit (comprising punctuation mark) according to a succession of word unit of Fig. 5 A backward, this moment fix key 64 relative word unit be Tang poetry " the falling " of " dawn in spring ", that is the address of depositing the word unit of " falling " in the pointed internal memory 26, and positioning key 62 other each button respectively relative word unit shown in Fig. 5 C, also as above-mentioned corresponded manner come corresponding each word unit to leave address in the internal memory 26 in.

When the word unit that will make the key 64 pairing alphabetic characters that fix launches with the syllable of phonetic symbol, can press that acknowledgement key 70 operates.With Fig. 5 C is example, fix key 64 pairing word unit for " falling ", the following columns kind of mode with the syllable expansion: this moment is if press acknowledgement key 70, the syllable that will " fall " expands into " l ", " u ", " o ", " ` " (shown in Fig. 5 D), and sends the sound of each syllable with instantaneous speech power 30; Or expand into braille phonetic " l ", " uo ", " ` " (shown in Fig. 5 E), and send the sound of each syllable with instantaneous speech power 30.Key 64 correspondences is the word unit of punctuation mark if fix, and then instantaneous speech power 30 sends the sound of this punctuation mark of expression.

If the state that syllable will be launched turn back to the state of representing with a succession of word unit, then by upper strata key 72 next time, and by as the state of the syllable expansion of Fig. 5 D-5E turn back to the state of representing with a succession of word unit as Fig. 5 C.

Technology of the present invention also can be applicable to include the content of text of English character (WORD) except the application of the Chinese character syllable of the foregoing description, as Fig. 6 for shown in the synoptic diagram of the button of the corresponding positioning key in a succession of word unit of another content of text of the present invention.For example, content of text is: " Braille code is the cover Braille that Frenchman Louis Braille delivered in 1829." when broadcast/Pause key 60 was pressed in continuous voice output up to " state ", its corresponding pointed internal memory 26 was deposited the address of " state ".If when pressing the 4th button of turning left of the key 64 that fixes, its corresponding pointed internal memory 26 is deposited the address of " state " in the address that adds displacement 4, that is internal memory 26 is deposited the address of " Braille ", then CPU (central processing unit) 22 control text-to-speech devices 28 read the data of " Braille " in the internal memory 26, and deliver to instantaneous speech power 30 after these data are changed into voice signal, instantaneous speech power 30 also sends the sound of this voice signal with " Braille ".Other button operation of positioning key 62 is identical with Fig. 5 A-5D, does not add to give unnecessary details at this.

The input media 32 of Fig. 1 of the present invention and the application of positioning key device 34 are not limited to the application as Fig. 5 A.Shown in Fig. 7 adds Braille Code key for Fig. 5 A block diagram, structure at Fig. 5 A adds the Braille Code key 80 with a plurality of buttons that can import Braille Code, can make the person that looks the barrier use voice output of the present invention to come outside the voice output content of text, when this device is carried out the operation that suspends the voice output content of text, can utilize Braille Code key 80 to carry out the editor that content of text carries out.

The input media 32 of Fig. 1 of the present invention and positioning key device 34 can be applicable on the keyboard of computing machine, are that input media of the present invention and positioning key device are applied to shown in the synoptic diagram of computer keyboard as Fig. 8 A-8D.Among Fig. 8 A, the positioning key 92 that the button of keyboard 90 " Q ", " W ", " E ", " R ", " T ", " Y ", " U ", " I ", " O ", " P " are formed is same as the positioning key 62 of Fig. 5 A, reach key 66, backspace key 68, acknowledgement key 70 that the button " ← " of keyboard 90, " → ", " ↓ ", the function key 94 that " ↑ " formed correspond respectively to Fig. 5 A reach back upper strata key 72, and the button of keyboard 90 " Alt ", " Delt ", " Ctrl " can be used as the function key that the user presets, as the function key of Edit Text content.

In Fig. 8 B, increase keyboard 90 button " A ", " S ", " D ", " F ", " G ", " H ", " J ", " K ", " L ", "; " the number of keys of positioning key 92 in Fig. 7 A; increase to 20 buttons by 10 original buttons; also can be corresponding to 20 word unit, can be set in a certain key position in the positioning key 92 by the user by the key position of the key that fixes, all the other buttons of Fig. 8 B then all the other buttons with Fig. 8 A are identical.

In Fig. 8 C, increase keyboard 90 button " A ", " S ", " D ", " F ", " J ", " K ", " L ", "; " the below of positioning key 92 in Fig. 8 A; those buttons are as the Braille Code key 96 of several buttons of input Braille Code; the input function of the BrailleCode key 96 of Fig. 8 C is identical with the input function of the Braille Code key 80 of Fig. 7, and all the other buttons of Fig. 8 C then all the other buttons with Fig. 8 A are identical.

In Fig. 8 D, the function of the button that its keyboard 90 sets is made up of the function of the button that the keyboard 90 of Fig. 8 B and Fig. 8 C sets, can preestablish keyboard 90 button " A ", " S ", " D ", " F ", " G ", " H ", " J ", " K ", " L ", "; " constitute mapping function key 98, for example press button " A " that switch key (as " Alt " key) switches keyboard 90, " S ", " D ", " F ", " G ", " H ", " J ", " K ", " L ", "; " function, increase to 20 buttons with the number of keys that becomes positioning key 92 by 10 original buttons; Press again button " A " that a switch key switches keyboard 90, " S ", " D ", " F ", " J ", " K ", " L ", "; " function, to become the Braille Code key of the function with input Braille Code, all the other buttons of Fig. 8 D then all the other buttons with Fig. 8 A are identical.

The invention has the advantages that and use the corresponding voice output eight-legged essay that suspends of one group of keyboard position The visually handicapped rapid position fixing method of the position of this content and device make the person that looks the barrier defeated with sound The mode that goes out also can be done fast location to the content of text of voice output. In other words originally Invention proposes a kind of quick astrofix of voice output guiding, need not to rely on visual screen Or tangible display locates, and relies on the sense of hearing fully and keyboard is used in one group of location, just can To accomplish quick location.

The present invention can form various spies not leaving under spirit of the present invention and the essential characteristic Fixed illustration. Scope of the present invention limits by the claims of enclosing, and is not Limited by above-mentioned explanation, all variations that equate with claims meaning all should comprise In the present invention.

Claims

One kind look the barrier use fast-positioning device, this device comprises:

CPU (central processing unit);

Storage device is used for the data of stored text content, supplies with this CPU (central processing unit) reading of data;

Internal memory is used for by this CPU (central processing unit) access data;

The text-to-speech device is used for being converted to voice signal by this central processing unit controls with the data with this internal memory word unit;

Instantaneous speech power is used for the text is changeed voice signal that voice device changes with voice output;

Input media is used to send commands to this CPU (central processing unit); And

The positioning key device has a plurality of buttons, and the signal of the word cell position in a succession of word unit that the key position of each button is corresponding respectively inputs to this CPU (central processing unit);

Wherein, when playing content of text and by this input media when this CPU (central processing unit) is sent pause command, this CPU (central processing unit) is carried out to suspend and is play, the fix position of word unit of last voice output when suspending, position of key of one of this positioning key device, the position of the word unit of the relative position of the word unit of last voice output when the position of each button of this positioning key device corresponds respectively to time-out according to the relative position with this key that fixes, when pressing the button of this positioning key device, this CPU (central processing unit) will change into voice signal by text commentaries on classics voice device corresponding to the word unit of this button according to the signal of this button of pressing, this voice signal is sent to this instantaneous speech power, and with this voice signal with voice output.
2. device as claimed in claim 1, wherein, when this input media when this CPU (central processing unit) is sent play command, this CPU (central processing unit) reads the data of the content of text in this storage device, and the data of the content of text that read are write in this internal memory, and these data are formed by a plurality of words unit, this central processing unit controls text is changeed voice device, read the data of the word unit in this internal memory and be converted to voice signal, the text is changeed the voice signal that voice device changes delivers to this instantaneous speech power, with voice signal with voice output.
3. device as claimed in claim 1, wherein, this storage device is one of them of non-voltile memory, hard disk, disk and CD.
4. device as claimed in claim 1 wherein, saves as random access memory in this.
5. device as claimed in claim 1, wherein, this instantaneous speech power is one of them of loudspeaker, loudspeaker and earphone.
6. device as claimed in claim 1, wherein, this input media has to be play and/or pause button.
7. device as claimed in claim 6, wherein, this input media has more the button of input Braille Code.
8. device as claimed in claim 1, wherein, the word unit is one of them of Chinese character syllable, English character and punctuation mark.
9. device as claimed in claim 1, wherein, this positioning key device have more reach a succession of word unit the reach key, after move the backspace key of a succession of word unit, acknowledgement key that the word unit of this pairing alphabetic character of key that fixes is launched with the syllable of phonetic symbol and the state that syllable launches turned back to what state was represented in a succession of word unit return the upper strata key.
10. device as claimed in claim 1, wherein, this CPU (central processing unit) points to an address of this internal memory with a pointer, the address of word unit of last voice output when suspending, this address.
11. a visually handicapped rapid position fixing method is used to look barrier and uses fast-positioning device, this device comprises: CPU (central processing unit); Storage device is used for the data of stored text content, supplies with this CPU (central processing unit) reading of data; Internal memory is used for by this CPU (central processing unit) access data; The text-to-speech device is used for being converted to voice signal by this central processing unit controls with the data with this internal memory word unit; Instantaneous speech power is used for the text is changeed voice signal that voice device changes with voice output; Input media is used to send commands to this CPU (central processing unit); And the positioning key device, having a plurality of buttons, the signal of the word cell position in a succession of word unit that the key position of each button is corresponding respectively inputs to this CPU (central processing unit), and this method comprises the following step:

When playing content of text, send pause command by this input media to this CPU (central processing unit), this CPU (central processing unit) is carried out to suspend and is play;

The position of the word unit of last voice output when fixing position corresponding time-out of key by one of this positioning key device, the position of each button of this positioning key device correspond respectively to the position of the word unit of the relative position of the word unit of last voice output when suspending according to the relative position with this key that fixes; And

When pressing a button of this positioning key device, to change voice device by the text by this CPU (central processing unit) to the word unit controls of the button that should press according to the signal of this button of pressing and change into voice signal, with this voice signal send to this instantaneous speech power and with this voice signal with voice output.
12. method as claimed in claim 11 more comprises the following step:

Send play command by this input media to this CPU (central processing unit);

Read the data of the content of text in this storage device by this CPU (central processing unit), and the data of the content of text that read are write in this internal memory, wherein these data are formed by a plurality of words unit;

Change voice device by this central processing unit controls text, read the data of the word unit in this internal memory and be converted to voice signal; And

The text is changeed the voice signal that voice device changes delivers to this instantaneous speech power, with voice signal with voice output.
13. method as claimed in claim 11, wherein, this storage device is one of them of non-voltile memory, hard disk, disk and CD.
14. method as claimed in claim 11 wherein, saves as random access memory in this.
15. method as claimed in claim 11, wherein, this instantaneous speech power is one of them of loudspeaker, loudspeaker and earphone.
16. method as claimed in claim 11, wherein, this input media has to be play and/or pause button.
17. method as claimed in claim 16, wherein, this input media has more the button of input Braille Code.
18. method as claimed in claim 11, wherein, the word unit is one of them of Chinese character syllable, English character and punctuation mark.
19. method as claimed in claim 11, wherein, this positioning key device have more reach a succession of word unit the reach key, after move the backspace key of a succession of word unit, state that acknowledgement key that the word unit of this pairing alphabetic character of key that fixes is launched with the syllable of phonetic symbol and the state that syllable launches turned back to is represented with a succession of word unit return the upper strata key.
20. method as claimed in claim 11 wherein, points to an address of this internal memory by this CPU (central processing unit) with a pointer, the address of this address is corresponding when the suspending word unit of last voice output.