CN1213431C - DVD machine with foreign language teaching function - Google Patents
DVD machine with foreign language teaching function Download PDFInfo
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- CN1213431C CN1213431C CNB011127937A CN01112793A CN1213431C CN 1213431 C CN1213431 C CN 1213431C CN B011127937 A CNB011127937 A CN B011127937A CN 01112793 A CN01112793 A CN 01112793A CN 1213431 C CN1213431 C CN 1213431C
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B19/00—Teaching not covered by other main groups of this subclass
- G09B19/06—Foreign languages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/84—Television signal recording using optical recording
- H04N5/85—Television signal recording using optical recording on discs or drums
Abstract
The present invention relates to a DVD player with a foreign language teaching function. In a common DVD player, a text decoder is additionally arranged in a compressed data decoding circuit; the capacities of a read only memory, a dynamic random memory and a static random memory are respectively expanded to 8 megabits; a key control keyboard or a remote controller in a man-machine conversation circuit is additionally provided with a caption key, a sentence repeating key and a contrast key; a subprogram for judging text captions, a function subprogram for switching two texts, a display subprogram for contrasting two languages, and a function subprogram for repeating a sentence are arranged in the expanded read only memory so that the display function is enhanced, and the purpose of the foreign language teaching function is realized.
Description
Technical field
The present invention relates to improvement and its implementation of a kind of video disc player, specifically, is a kind of DVD video disc player and its implementation that can adapt to multiple disc format meant and can show the spoken and written languages of non-visual link form.
Background technology
Existing DVD video disc player, promptly the playback equipment of plain edition DVD video disc player as shown in Figure 1, it mainly comprises disc drive mechanism 11, CD read-out signal and handles and servo driving circuit 12, packed data decoding circuit 13 and man-machine conversation circuit 14 4 major parts.
In disc drive mechanism 11, the signal that laser optical head reads from the DVD disc is delivered to CD read-out signal and is handled and servo driving circuit 12.Here at first deliver to digital signal processor again and carry out phase-locked, data separating, demodulation, error correction (ECC), obtain multiplexing DVD data stream, deliver to packed data decoding circuit 13 then through the amplification of radio frequency (RF) amplifier, shaping, equilibrium, computing.In RF amplifier and digital signal processor, also detect speed and phase error that shaven head focusing and tracking servo error and CD rotate.These errors are delivered to the shaven head focusing of disc drive mechanism 11 and the drive motor of tracking Control line bag, feeding motor and CD through the servo driving circuit.Central processing unit 120 control RF amplifiers, digital signal processor and servo processing circuit.
Data stream from the DVD of CD read-out signal after via digital signal processor, the analyzing and processing of the demultiplexing circuit of active images expert group (MPEG) demoder 13 in the compressed data decoding circuit 13 at first, obtain video, audio frequency, stack image, text and data, decode video, audio frequency, the output of stack picture and text through Video Decoder, audio decoder, graph-text decoding device respectively.The work of central processing unit 1310 control decoding circuit, and with the communicating by letter of CD read-out signal treatment circuit.Central processing unit 1310 is contained in the mpeg decoder chip in also can be directly, the ROM capacity of ROM (read-only memory) 132 be 4 megabits, dynamically, the RAM capacity of static RAM 133 is 4 megabits.Man-machine conversation circuit 14 comprises that the keying panel 141, the color fluorescence display screen that connect with circuit successively drive integrated package 142 and color fluorescence display screen 143, and this color fluorescence display screen drives 13 one-tenth two-way circuits of integrated package 142 and packed data decoding circuit and connects; And comprising also that successively the telepilot 145, the remote control that connect with infrared signal receive 144, this remote control receives 144 and is connected with circuit with packed data decoding circuit 13.
In above-mentioned DVD video disc player also in ROM (read-only memory) 132 resident corresponding spoken and written languages with the DVD software source program of image link form, but it can only be fit to playing standard DVD, SVCD, VCD CD, and can not play at present popular education great master (Captionmaster) DVD, education great master (Capton master) SVCD, education great master (Caption master) VCD laser disc for study country variant language, this is because the different event of DVD, SVCD, the VCD disc format meant of the form of these discs and standard.Spoken and written languages information in this video disc exists with textual form, and the spoken and written languages that do not resemble in other laser discs exist with image link form.Just because the difference of this video disc form, make when present DVD video disc player is play Caption master DVD, Caption master SVCD, Caption master VCD laser disc, can not show the text information among Caption masterDVD, Caption master SVCD, the Caption master VCD.
Summary of the invention
The objective of the invention is to overcome the defective that existing commercially available DVD video disc player can not show Caption (captions) the text information in Caption masterDVD, Caption master SVCD, the Caption master VCD laser disc, a kind of DVD video disc player and its implementation that can adapt to multiple laser disc (dish) form and can show the spoken and written languages of non-visual link form is provided, in other words, improve existing DVD video disc player, make it to have concurrently the foreign language teaching function.
Technical solution of the present invention is: to Caption master DVD, Caption masterSVCD, the DVD of Caption master VCD laser disc and standard, SVCD, the VCD laser disc compares, in the software of existing DVD video disc player, increase identification Caption master DVD, Captionmaster SVCD, the software of Caption master VCD disc format meant and the software that text subtitle information is controlled, and on existing dvd system function basis, increase by two kinds of text subtile handoff functionalities, intactly repeat function in short, with two kinds of captions contrast Presentation Functions, and setting three function keys are correspondingly controlled these functions on existing DVD video disc player keying panel (key plate) or on the telepilot.
As mentioned above, the invention provides a kind of foreign language teaching function DVD video disc player that has concurrently, it is improvement to plain edition DVD video disc player, this common video disc player playback equipment contains disc drive mechanism, CD read-out signal is handled and the servo driving circuit, packed data decoding circuit and man-machine conversation circuit four major parts, this disc drive mechanism handles with the servo driving circuit with CD read-out signal and becomes two-way circuit to connect, this packed data decoding circuit is then handled with the servo driving circuit with this CD read-out signal respectively and is become two-way circuit to connect, this packed data decoding circuit contains one 4 megabit capacity ROM (read-only memory), one 4 megabit capacity dynamically, static RAM and one and this be stored as at random that two-way circuit connects and after connect the packed data demoder of this ROM (read-only memory), this packed data demoder contains a central processing unit, one movable expert group decoder, one images and characters demoder and audio decoder; This man-machine conversation circuit then contains keying panel, button becomes two-way circuit to connect through color fluorescence display screen driving integrated package on it with this packed data decoding circuit, the telepilot that matches in addition, the button on it are borrowed the transmission infrared signal to convert electric signal to via the remote-type coupling on the video disc player and are connect mutually with the packed data decoding circuit; The technical scheme software of resident existing DVD on the ROM (read-only memory) in this packed data decoding circuit and constitute plain edition DVD video disc player.
According to the present invention, it comprises the common DVD video disc player, and characteristics are that it also comprises: captions key (1411), repetition sentence key (1412) and contrast key (1413), and it is set up on the keying panel (141) of the man-machine conversation circuit (14) in DVD video disc player (1); Text demoder (1314), it is set up on the packed data decoding circuit (13) in DVD video disc player (1); And expand respectively its dynamically, the RAM capacity of static RAM (133) the ROM capacity that is at least 8 megabits and ROM (read-only memory) (132) is at least 8 megabits; ROM (read-only memory) after this expansion (132) goes up the resident running program that corresponds respectively to described captions key (1411), repeats sentence key (1412) and contrast key (1413): judge text subtitle subroutine (21), two kinds of text handoff functionality subroutines (22), bilingual literal contrast Presentation Function subroutine (23) and repeat in short function subprogram (24); Wherein, the color fluorescence display screen driving integrated package (142) of the status information of this captions key (1411), repetition sentence key (1412) and contrast key (1413) in this man-machine conversation circuit (14) is fed to this packed data decoding circuit (13) and obtains corresponding procedure operation.
According to the present invention, with the suitable telepilot of universal DVD video disc player on set up the captions key similarly, repeat sentence key and contrast key, the infrared signal of being launched when operating them, remote control on video disc player receive head and convert electric signal to and be fed to this packed data decoding circuit and make corresponding procedure operation.
The present invention also provides a kind of implementation method that has the DVD video disc player of foreign language teaching function concurrently, it is characterized in that comprising the steps: 1) in the software of the ROM (read-only memory) (132) of plain edition DVD video disc player (1), introduce judgement text subtitle subroutine (21), two kinds of text handoff functionality subroutines (22), the bilingual literal contrast Presentation Function subroutine (23) that can discern and control text subtitle information and repeat a word function subprogram (24); 2) after the start, the video disc player system just be sent to dynamically after the decoding of the text demoder (1314) set up in the text subtitle information compressed data decoding circuit (13) in the corresponding laser disc, static RAM (133), and the literal word-base data in the software after start, also be encased in this dynamically, in the static RAM (133); 3) operate in the captions key (1411) set up on the keying panel (141) of man-machine conversation circuit (14) of plain edition DVD video disc player (1) or the telepilot (145), repeat sentence key (1412) and contrast key (1413), the color fluorescence display screen driving integrated package (142) of its status information in man-machine conversation circuit (14) is fed to this packed data decoding circuit (13) thereby obtains corresponding procedure operation, and realizes corresponding program function.
By the above-mentioned improvement that plain edition DVD video disc player is done and the DVD video disc player that has the foreign language teaching function concurrently of the present invention that constitutes, after the start, the video disc player system just the text subtitle information in the corresponding laser disc after decoding, be sent to this dynamically, static RAM, and the literal word-base data in the software after start, also be encased in this dynamically, in the static RAM.During broadcast according to the time data in the laser disc, according to " captions " key on telepilot or the video disc player keying panel, " contrast " key, make the address of the corresponding language that pointed will show, search corresponding literal in the character library fast according to text subtitle information, show or close demonstration fast by OSD.Under the state that shows, all there are beginning and end sign and corresponding time data to carry out statement according to every a word in the text subtitle information and repeat control.
More specifically, three function keys of being set up on above-mentioned telepilot or the keying panel: captions key, repetition sentence key and contrast key, they are to arrange with delegation or row; This captions key is the ternary key of tool, particularly, it is the button of a ternary loop structure, corresponding respectively text subtitle closes closed state, shows first kind of text subtitle spoken and written languages attitude and shows second kind of text subtitle spoken and written languages attitude, and, but repetitive cycling again after above-mentioned said three-state occurs in regular turn; This repetition sentence key is one and triggers key or self-sustaining button; This contrast key is a two condition key, two condition circulation key particularly, and it comprises that contrast state and contrast close closed state, but and repetitive cycling again after can two condition occurring successively.To above-mentioned subroutine of setting up, will be specifically described in conjunction with the embodiments.
Beneficial effect of the present invention:
The present invention has overcome when playing Caption master DVD, Captionmaster SVCD, Caption master VCD laser disc on the present DVD video disc player, defective that can not the videotex captions, it is the not only compatible repertoire of present DVD video disc player, and can also the videotex captions, realize the function that some are special: switch as text subtitle; Repeat a word of broadcast just and the function of bilingual demonstration.For example; Chinese and English, civilian, the Chinese and japanese of Han Ying, a day English contrast show, enlarged the application of Caption master DVD, Caption master SVCD, Caption master VCD education laser disc, the people of China and countries in the world are learnt foreign languages by the present invention have great positive effect, video disc player of the present invention not only is applied to amusement, and can be applicable to foreign language education, learn foreign languages in carefree environment by situational dialogues.
Description of drawings
Fig. 1 is the structural representation of existing DVD player.
Fig. 2 is the structural representation of DVD player of the present invention.
Fig. 3 is the captions bonded state synoptic diagram among the present invention.
Fig. 4 is the contrast bonded state synoptic diagram among the present invention.
Fig. 5 is the judgement text subtitle subroutine flow chart among the present invention.
Fig. 6 is two kinds of text handoff functionality subroutine flow charts among the present invention.
Fig. 7 is the bilingual literal contrast Presentation Function subroutine flow chart among the present invention.
Fig. 8 is the repetition a word function subprogram process flow diagram among the present invention.
Embodiment
Below, we provide better embodiment of the present invention according to Fig. 1-Fig. 8.For convenience of description, we call the CCDVD video disc player to the DVD video disc player of present embodiment.
See also illustrated in figures 1 and 2, Fig. 1 is the electrical block diagram of existing DVD video disc player, Fig. 2 is the electrical block diagram that has the DVD video disc player of instructional function concurrently of the present invention, comparison diagram 1 and Fig. 2 DVD video disc player that has instructional function concurrently of the present invention is as can be known improved to form on the basis of existing DVD video disc player, existing plain edition DVD video disc player, its playback equipment comprises disc drive mechanism 11, CD read-out signal is handled and servo driving circuit 12, packed data decoding circuit 13 and man-machine conversation circuit 14, wherein, disc drive mechanism 11 and CD read-out signal are handled and servo driving circuit 12 connects mutually with two-way circuit, packed data decoding circuit 13 then respectively with CD read-out signal processing and servo driving circuit 12,14 one-tenth two-way circuits of man-machine conversation circuit connect; It then is on the ROM (read-only memory) 132 that resides in the packed data decoding circuit 13 that existing DVD video disc player is broadcast functional software, and the ROM capacity of its ROM (read-only memory) 132 and RAM capacity dynamic, static RAM 133 generally are 4 megabits.
From Fig. 2 and Fig. 5-Fig. 8 as can be known, the present invention includes plain edition DVD video disc player 1, characteristics are to improve existing packed data decoding circuit 13 and man-machine conversation circuit 14.In packed data decoding circuit 13, set up text demoder 1314 and ROM (read-only memory) 132 is expanded its ROM capacity to 8 megabit, with expand dynamically, capacity RAM to 8 megabit of static RAM 133, and on the ROM (read-only memory) 132 behind this expansion capacity also resident judgement text subtitle subroutine 21, two kind of text handoff functionality subroutine 22, bilingual literal contrast Presentation Function subroutine 23 and repeat a word function subprogram 24; Set up captions key 1411 on the keying panel in man-machine conversation circuit 14 141 again in addition, repeat sentence key 1412 and contrast key 1413, these three to set up key the same with existing each button, through the color fluorescence display screen drive integrated package 142 and with 13 one-tenths two-way circuits connections of packed data decoding circuit; Also set up captions key 1451 on the telepilot in man-machine conversation circuit 14 145, repeat sentence key 1452 and contrast key 1453, these three newly-increased buttons are the same with existing each button on the telepilot 145, become electric signal after the infrared signal that its operation is produced is received by the remote-type coupling in the main frame 144 and deliver to packed data decoding circuit 13, so just, can be implemented in when playing according to the time data in the laser disc, according to " captions " key 1451,1411 on telepilot 145 or the video disc player keying panel 141; " contrast " key 1453,1413 make the address of the corresponding language that pointed will show, search corresponding literal in the character library fast according to captioned test information, show fast by OSD, make Caption master DVD, Caption master SVCD, Caption master VCD laser disc can be realized the captions handoff functionality in the present invention's DVD video disc player, intactly repeat in short (all have beginning and end sign and corresponding time data to control) and the function of bilingual demonstration, thereby realized Caption master DVD according to each sentence in the text subtitle information, Caption master SVCD, the application of Caption master VCD education laser disc on the CCDVD video disc player.
In the present embodiment, disc drive mechanism (being movement) 11 and CD read-out signal are handled and servo driving circuit 12 is the DSL-710A type product that adopts Korea S DVS company to produce, 13 of packed data decoding circuits adopt packed data decoding integrated chip ESS4408F type, comprising central processing unit 1310, active images expert group (MPEG) demoder 1311, images and characters demoder 1312, audio decoder 1313 and text demoder 1314, ROM (read-only memory) 132 adopts the ST27C8000 cake core, and dynamically, static RAM 133 adopts the M12116161 (7T) cake core of EliteMT company.The color fluorescence display screen drives integrated package 142 and adopts NEC16312 cake core and color fluorescence display screen 143 to adopt FUT297 type product.
See also Fig. 2-Fig. 4, in the present embodiment, three function keys on keying panel 141, newly establishing: captions key 1411, repeating 1413 one-tenth one rows of sentence key 1412 and contrast key is provided with, same on telepilot 145, newly establish three function keys: captions key 1451, repeat sentence key 1452 and also be into row's setting with contrast key 1453, they all are buttons, wherein the captions key 1411,1451 are ternary loop structure (Fig. 3), initial state is for closing closed state, press primary key and show first kind of literal, press secondary bond and show second kind of literal, by returning back to the pass closed state for the third time, above-mentioned three links are carried out in circulation, and contrast key 1413,1453 is two condition loop structure (Fig. 4), promptly presses primary key, show two kinds of contrast literal, by key for the second time, the cancellation contrast shows, gets back to bilingual state again by key for the third time, be in cancellation contrast state again by the 4th key, two links are carried out in circulation.And repeat sentence key 1412,1452 is that a switching regulator triggers key (not shown).
Consult Fig. 5, the flow process of the judgement text subtitle subroutine 21 in the present embodiment is; Step 210, execution in step 211 successively behind the program start, locating file key, step 212, does inquiry a certain fixed bit in information table have the sensing textual indicia? if there is not textual indicia, execution in step 213 shows the failure of packing into; If textual indicia is arranged, then execution in step 214, confirm as text subtitle, last execution in step 215, text subtitle pack into dynamically, static RAM 133.
Consult Fig. 6, the flow process of two kinds of text handoff functionality subroutines 22 in the present embodiment is as follows:
Consult Fig. 7, the bilingual literal contrast Presentation Function subroutine 23 in the present embodiment, its flow process is as follows:
Step 230, behind the start-up routine, execution in step 231 successively, does receiving two kinds of text contrast key key assignments, step 232 inquiries have not text subtitle? if there is not text subtitle, execution in step 2321 is pressed the content that the picture and text form is play the back; If text subtitle is arranged, then execution in step 234, data pointer is pointed to current text and corresponding character library, step 235, show the contrast of bilingual literal, step 236, record current operation status, step 237, does inquiry have or not by the contrast key? if do not have by the contrast key, execution in step 2371 continues to play the content of back by the state before this selection; If have by the contrast key, then execution in step 238, close text subtitle demonstration, step 239, does inquiry have or not by the contrast key? if do not have by the contrast key, execution in step 2391 continues to play the content of back; If have by the contrast key, then be back to step 234, re-execute the above-mentioned flow process after step 234.
Consult Fig. 8, the repetition in the present embodiment is function subprogram 24 in short, and its flow process is as follows:
Put it briefly again, present embodiment we on existing a kind of technical scheme ESS DVD basis, done following improvement: 1. in ESS DVD software, packed into Caption master DVD, Captionmaster SVCD, Caption master VCD laser disc in the corresponding two kinds of different language literal character libraries of text subtitle information.As: in Caption master DVD, Caption master SVCD, Caption masterVCD laser disc, have two kinds of text subtitle information of Chinese and English, our Chinese and English two kinds of character libraries of just in software, packing into.And increased the software of discerning Caption master DVD, Caption master SVCD, Captionmaster VCD disc format meant, increase text caption, videotex caption, the broadcast text caption program of calling in; 2. increased the bilingual literal and switched demonstration and closing function, intactly repeated in short, bilingual literal contrast Presentation Function program.About increasing the description of function key: 1. captions switching demonstration and closing function are to realize by captions (CCFE caption) key of telepilot or keying panel (key plate).Specifically be to be provided with like this: software is arranged to original state to the captions closed condition, when playing Caption master DVD, Caption master SVCD, Caption master VCD laser disc, show a kind of text subtitle spoken and written languages by captions (CCFE caption) key, show another kind of text subtitle spoken and written languages by secondary captions (CCFEcaption) key, close by three captions (CCFE caption) key captions, two kinds of text subtitle literal do not show.After, press captions (CCFE caption) key again, circulation is repeating three links.Existing Chinese and English text subtitle Word message in Caption master DVD, Caption master SVCD, the Captionmaster VCD laser disc for example, during broadcast, the captions initial state is closed condition (the captioned test literal does not show), by captions (caption) key, show English; Press secondary captions (caption) key, Chinese display by three captions (caption) key, is closed captions, and Chinese and English does not show.2. repeat in short function.Come repetition text captions of broadcast just by " repeating sentence (CCEE the repeat) " key on telepilot or the CCDVD video disc player keying panel (key plate), whenever pressing once " repetition sentence " key just repeats once, or be set to by once just repetition always of this key, up to by play button (or being set to other key), just continue to play the content of back.3. bilingual Presentation Function.This function can realize by " contrast " key that is located on telepilot or the CCDVD video disc player keying panel (key plate).When you need bilingual seeing, just by " contrast " key on telepilot or the CCDVD video disc player keying panel (key plate), on screen, show two kinds of contrast literal, captions are closed in contrast if you think cancellation, press once " contrast " key again and get final product, again by contrasting just these two functions of circulation repetition of key.For example: in Caption master DVD, Caption master SVCD, the Caption master VCD laser disc Chinese and English text subtitle information is arranged, we are when playing laser disc, when two kinds of contrast display of word of needs Chinese and English, just on telepilot or CCDVD video disc player keying panel, press once " contrast " key, on display screen, just show two kinds of contrasts of Chinese and English literal.When not needing bilingual to show, press once " contrast " key again and just close text subtitle, the cancellation bilingual shows, repeats these two functions by the contrast key with regard to circulation again.
Claims (19)
1. a DVD video disc player that has the foreign language teaching function concurrently comprises plain edition DVD video disc player (1), it is characterized in that it also comprises:
Captions key (1411), repetition sentence key (1412) and contrast key (1413), it is set up on the keying panel (141) of the man-machine conversation circuit (14) in DVD video disc player (1);
Text demoder (1314), it is set up on the packed data decoding circuit (13) in DVD video disc player (1); And
Expand the ROM capacity that it is dynamic, the RAM capacity of static RAM (133) is at least 8 megabits and ROM (read-only memory) (132) respectively and be at least 8 megabits;
ROM (read-only memory) after this expansion (132) goes up the resident running program that corresponds respectively to described captions key (1411), repeats sentence key (1412) and contrast key (1413): judge text subtitle subroutine (21), two kinds of text handoff functionality subroutines (22), bilingual literal contrast Presentation Function subroutine (23) and repeat in short function subprogram (24);
Wherein, the color fluorescence display screen driving integrated package (142) of the status information of this captions key (1411), repetition sentence key (1412) and contrast key (1413) in this man-machine conversation circuit (14) is fed to this packed data decoding circuit (13) and obtains corresponding procedure operation.
2. the DVD video disc player that has the foreign language teaching function concurrently according to claim 1, it is characterized in that: also on its corresponding telepilot (145), set up captions key (1451), repeat sentence key (1452) and contrast key (1453), their status information receives head (144) with the remote control of infrared signal in man-machine conversation circuit (14) respectively and is fed to this packed data decoding circuit (13) and obtains corresponding procedure operation.
3. the DVD video disc player that has the foreign language teaching function concurrently according to claim 2 is characterized in that: said captions key (1451), repeat sentence key (1452) and contrast key (1453), and they become delegation or row to arrange.
4. according to claim 2 or the 3 described DVD video disc players that have the foreign language teaching function concurrently, it is characterized in that: said captions key (1451) is ternary key, and it comprises that text subtitle closes closed state, shows first kind of text subtitle spoken and written languages attitude and shows second kind of text subtitle spoken and written languages attitude.
5. the DVD video disc player that has the foreign language teaching function concurrently according to claim 4 is characterized in that: said captions key (1451) is a ternary circulation button.
6. according to claim 2 or the 3 described DVD video disc players that have the foreign language teaching function concurrently, it is characterized in that: said repetition sentence key (1452) is one and triggers button or self-sustaining button.
7. according to claim 2 or the 3 described DVD video disc players that have the foreign language teaching function concurrently, it is characterized in that: said contrast key (1453) is a two condition key, and it comprises contrast state and contrast pass closed state.
8. the DVD video disc player that has the foreign language teaching function concurrently according to claim 7 is characterized in that: said contrast key (1453) is a two condition circulation key.
9. the DVD video disc player that has the foreign language teaching function concurrently according to claim 1 is characterized in that: said captions key (1411), repetition sentence key (1412) and contrast key (1413) become delegation or row to arrange.
10. according to claim 1 or the 9 described DVD video disc players that have the foreign language teaching function concurrently, it is characterized in that: said captions key (1411) is ternary key, and it comprises that text subtitle closes closed state, shows first kind of text subtitle spoken and written languages attitude and shows second kind of text subtitle spoken and written languages attitude.
11. the DVD video disc player that has the foreign language teaching function concurrently according to claim 10 is characterized in that: said captions key (1411) is a ternary circulation key.
12. according to claim 1 or the 9 described DVD video disc players that have the foreign language teaching function concurrently, it is characterized in that: said repetition sentence key (1412) is one and triggers button or self-sustaining button.
13. according to claim 1 or the 9 described DVD video disc players that have the foreign language teaching function concurrently, it is characterized in that: said contrast key (1413) is a two condition key, it comprises contrast attitude and contrast pass closed state.
14. the DVD video disc player that has the foreign language teaching function concurrently according to claim 13 is characterized in that: said contrast key (1413) is a two condition circulation key.
15. the implementation method that has the DVD video disc player of foreign language teaching function concurrently according to claim 1 is characterized in that comprising the steps:
1) in the software of the ROM (read-only memory) (132) of plain edition DVD video disc player (1), introduces judgement text subtitle subroutine (21), two kinds of text handoff functionality subroutines (22), the bilingual literal contrast Presentation Function subroutine (23) that to discern and to control text subtitle information and repeat a word function subprogram (24);
2) after the start, the video disc player system just be sent to dynamically after the decoding of the text demoder (1314) set up in the text subtitle information compressed data decoding circuit (13) in the corresponding laser disc, static RAM (133), and the literal word-base data in the software after start, also be encased in this dynamically, in the static RAM (133);
3) operate in the captions key (1411) set up on the keying panel (141) of man-machine conversation circuit (14) of plain edition DVD video disc player (1) or the telepilot (145), repeat sentence key (1412) and contrast key (1413), the color fluorescence display screen driving integrated package (142) of its status information in man-machine conversation circuit (14) is fed to this packed data decoding circuit (13) thereby obtains corresponding procedure operation, and realizes corresponding program function.
16. method according to claim 15 is characterized in that, the flow process of described judgement text subtitle subroutine (21) is:
Enter successively behind step (210) start-up routine
Step (211), the locating file key,
Is there the sign that points to text step (212) inquiry a certain fixed position in information table?
If there is not the text directional bea con, just the step of entering (213), the videotex failure of packing into;
If the text directional bea con is arranged, then execution in step (214) is confirmed as text subtitle,
Execution in step (215) again, with text subtitle pack into dynamically, static RAM (133).
17. method according to claim 15 is characterized in that, the flow process of described two kinds of text handoff functionality subroutines (22) is:
Step (220) is carried out behind the start-up routine successively
Step (221), receive two kinds of text captions switch keys key assignments,
Step (222), record switch key state of value 1,
Is step (223) inquired about the text subtitle of packing into?
If do not pack text subtitle into, execution in step (224) is pressed the content that the picture and text form continues to play the back;
If packed text subtitle into, then execution in step (225) shows first kind of spoken and written languages,
Enter step (226) afterwards, record switch key state of value 2,
Does step (227), inquiry have or not switch the captions key? if there is not the captions of switching key, then execution in step (2241) selects preceding state to continue to put the content of back by this; If switched the captions key, then execution in step (228) shows second kind of spoken and written languages,
Afterwards, enter step (229), record switch key state of value 3,
Entering step (2291) again, does inquiry has or not switch the captions key? if there is not the captions of switching key, execution in step (2242) selects preceding state to continue to play the content of back by this; If switched the captions key, then execution in step (2292) is closed the text display captions,
Afterwards, entering step (2293), does inquiry has or not switch the captions key? if there is not the captions of switching key, execution in step (2243) continues to play the content of back; If switched the captions key, then be back to step 221, repeat the said procedure flow process.
18. method according to claim 15 is characterized in that, the flow process of described bilingual literal contrast Presentation Function subroutine (23) is:
Execution in step (230) behind the start-up routine, is carried out successively
Step (231), receive contrast key key assignments that the contrast of two kinds of texts shows,
Enter step (232), look into and have no text subtitle? if there is not text subtitle, execution in step (2321) is pressed the content that the picture and text form continues to play the back; If text subtitle is arranged, execution in step (234) then, data pointer point to current text and corresponding character library,
Enter step (235), the contrast of demonstration bilingual literal,
Execution in step (236) writes down current operation status again,
Afterwards, entering step (237), does inquiry have or not by the contrast key? if do not have by the contrast key, execution in step (2371) continues to play the content of back by the state before this selection; If by the contrast key, then execution in step (238) is closed text subtitle and is shown,
Do execution in step (239) again, inquiry have or not by the contrast key? if do not have by the contrast key, execution in step (2391) continues to play the content of back; If have by the contrast key, then be back to step (234), repeat above-mentioned steps (234) flow process afterwards.
19. method according to claim 15 is characterized in that, the described flow process that repeats a word function subprogram (24) is:
Execution in step (240) behind the start-up routine, is carried out successively
Step (241), the key value of reception repetition sentence key,
Execution in step (242), does inquiry has or not open text subtitle? do not open if having, execution in step (243) is pressed the content that the picture and text form is play the back; If opened, then execution in step (244) writes down the beginning and end of the words of broadcast just,
Afterwards, enter step (245), the time of the beginning correspondence of the words of just having play composed to play start time,
Execution in step (246) is carried out repeat playing,
Then, entering step (247), does inquiry have or not by repeating sentence key? if by repeating sentence key, just return, re-execute flow process from above-mentioned step (241); If do not have by repeating sentence key, then finish and execution in step (248), continue to play the content of back.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011127937A CN1213431C (en) | 2001-04-28 | 2001-04-28 | DVD machine with foreign language teaching function |
| PCT/CN2002/000297 WO2002089134A1 (en) | 2001-04-28 | 2002-04-26 | A dvd video player with foreign language teaching function |
| KR1020037011149A KR100584949B1 (en) | 2001-04-28 | 2002-04-26 | A dvd video player with foreign language teaching function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB011127937A CN1213431C (en) | 2001-04-28 | 2001-04-28 | DVD machine with foreign language teaching function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1384501A CN1384501A (en) | 2002-12-11 |
| CN1213431C true CN1213431C (en) | 2005-08-03 |
Family
ID=4659546
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB011127937A Expired - Fee Related CN1213431C (en) | 2001-04-28 | 2001-04-28 | DVD machine with foreign language teaching function |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR100584949B1 (en) |
| CN (1) | CN1213431C (en) |
| WO (1) | WO2002089134A1 (en) |
Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030190148A1 (en) * | 2002-03-20 | 2003-10-09 | Lg Electronics Inc. | Displaying multi-text in playback of an optical disc |
| KR20040044022A (en) * | 2002-11-20 | 2004-05-27 | 엘지전자 주식회사 | Method for reproducing repeatedly optical disc in optical disc device |
| KR100584551B1 (en) * | 2002-11-26 | 2006-05-30 | 삼성전자주식회사 | DVD system for language study and method for processing audio stream |
| CN101872552A (en) * | 2010-05-31 | 2010-10-27 | 殷亮 | Simulation tool for studying abroad |
| US9363575B2 (en) * | 2013-02-26 | 2016-06-07 | Roku, Inc. | Method and apparatus for viewing instant replay |
| CN105898476A (en) * | 2014-12-08 | 2016-08-24 | 封雷迅 | Button combination convenient for English learning |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000036940A (en) * | 1998-07-17 | 2000-02-02 | Toshiba Corp | Computer system and decoder |
| KR100326400B1 (en) * | 1999-05-19 | 2002-03-12 | 김광수 | Method for generating caption location information, method for searching thereby, and reproducing apparatus using the methods |
-
2001
- 2001-04-28 CN CNB011127937A patent/CN1213431C/en not_active Expired - Fee Related
-
2002
- 2002-04-26 WO PCT/CN2002/000297 patent/WO2002089134A1/en not_active Application Discontinuation
- 2002-04-26 KR KR1020037011149A patent/KR100584949B1/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| KR20040015058A (en) | 2004-02-18 |
| WO2002089134A1 (en) | 2002-11-07 |
| CN1384501A (en) | 2002-12-11 |
| KR100584949B1 (en) | 2006-05-29 |
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