CN1333355C - Piracy-proof recrudescer - Google Patents
Piracy-proof recrudescer Download PDFInfo
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- CN1333355C CN1333355C CNB2004100777204A CN200410077720A CN1333355C CN 1333355 C CN1333355 C CN 1333355C CN B2004100777204 A CNB2004100777204 A CN B2004100777204A CN 200410077720 A CN200410077720 A CN 200410077720A CN 1333355 C CN1333355 C CN 1333355C
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- piracy
- storer
- language repeater
- digital
- control system
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Abstract
The present invention provides a piracy-proof repeater which comprises a control system including a CPU, a memory, a data processor, a key controller, a digital/analog converter, a power amplification circuit, a filter circuit, an analog/digital converter, an LCD display matrix circuit and a DC power source converter, wherein the memory comprises a disposal programming memory card. The fully digital integrated technology of disposal code compacting, storing and playing is adopted, so the present invention has the advantages of strong piracy-proof capability, small volume for portability and flexible operation, accurate lookup and suitable popularization.
Description
Technical field
The invention belongs to the speech processing device field, particularly relate to a kind of language repeater with anti-piracy function.
Background technology
At present, known language repeater is the mechanical language repeater of tape recording technology mostly, and is backward in technique, easily wearing and tearing, and tape is aging, and volume is bigger, searches shortcomings such as syntagma is inaccurate, is soon substituted by the product of new technology.The substitute is digital language repeater, it possesses easy to use, long service life, and the little major advantage such as carry easily of volume, will be the main flow direction of language repeater research and development.
China Patent No. is the utility model patent of 00204702.0 " MP3 digital recording/reproducing language repeater ", comprise single-chip microcomputer, decoding circuit digital-to-analog conversion power amplifier, built-in memory circuit, the pickup amplifying circuit, on-off circuit and sound level testing circuit, this utility model have MP3 music, voice recording, re-reading and e-file carries function, have realized the number technology of language repeater to a certain extent.
China Patent No. is 03225862.3 " full digital code language repeater device " utility model patent, comprise central control unit and keyboard that is attached thereto respectively and LCD display, and the information-storing device of two-way connection with it, also be useful on the microphone of phonetic entry and be used for the loudspeaker of voice output; Its inventive point is that described full digital code language repeater device moves according to software program P, and comprises phonetic synthesis processor and recording processor; Described phonetic synthesis processor and recording processor are connected with central control unit is two-way respectively; Described recording processor is connected with microphone; Described loudspeaker is connected with phonetic synthesis processor and recording processor respectively.This utility model patent adopts phonetic synthesis and voice compression technique, realizes the total digitalization of language repeater device.And have functions such as volume is little, reliable and stable, the life-span is long, tentatively highlight the advanced function of digital language repeater.
But; though similar two kinds of above-mentioned digital recording/reproducing language repeaters have greatly improved compared with mechanical language repeater; but it mainly realizes the numberization function; but do not propose how to search easily the concrete paragraph of teaching material; even sentence, still can not well utilize digital technology to inquire about characteristics easily, and also not relate to for protection of Intellectual Property Rights; occur problems such as pirate copying voice teaching material easily, many uncomfortable factors are arranged for the re-reading market that learns a language.
Summary of the invention
The objective of the invention is to overcome the deficiencies in the prior art, a kind of multi-functional language repeater that integrates anti-piracy function and digitizing is provided.
Another object of the present invention is to provide a kind of Search and Orientation language repeater accurately.
In order to reach the foregoing invention purpose, the technical solution used in the present invention is as follows:
A kind of anti-piracy language repeater, include control system, described control system comprises CPU processor, storer, data processor, button controller, digital to analog converter, power amplifier, filtering circuit, analog to digital converter, LCD display matrix circuit and DC power convertor, and include one-off programming memory card by data bus, address bus, the control bus described storer that connects together, described one-off programming memory card is deposited the teaching material file of total digitalization coding, and is unit storage teaching material file with the sentence.
Use for convenience and improve compatibility of the present invention, described one-off programming memory card is connected with control system by the mode of plug and play.
Storer of the present invention also includes the FLASH storer, and it also is used to deposit the teaching material file, has improved flexibility ratio of the present invention and compatibility.Flexibility ratio of the present invention and compatibility.
In order to reach the good result of striking a proper balance between work and rest, storer of the present invention also comprises the RAM storer that can deposit mp3 file etc., and user's audible sound pleasure after the study teaching material is loosened.
Storer of the present invention also comprises the ROM storer of depositing working procedure.
Control system of the present invention also includes data working storage and data buffer.
CPU processor, storer, data processor, button controller, digital to analog converter, power amplifier, filtering circuit, analog to digital converter, LCD display matrix circuit and DC power convertor connect together by data bus, address bus, control bus.
The CPU processor is data processing centre (DPC) of the present invention and function management center, the ROM storer is deposited the working procedure of language repeater, the RAM storer both can have been deposited files such as MP3, also open up a zone specially and when the CPU processor is worked, deposit operating instruction, after the energized of the present invention, there is the fundamental procedure in the ROM storer, just is moved in the special zone of RAM storer earlier, to accelerate its travelling speed.
Be stored in the voice teaching material data of the compressed coding in FLASH storer or the otp memory, after system's software decoding, deliver to digital to analog converter, digital audio and video signals is converted to simulated audio signal, amplify by power amplifier, receive earphone, just can hear sound.When the CPU processor is sent to digital to analog converter to voice teaching material data, cushion the travelling speed difference of CPU processor and FLASH storer or otp memory by data buffer.
The effect of filtering circuit and analog to digital converter is that the reader is practised with the voice signal of reading, after wave filter filters some noises, deliver to analog to digital converter voice signal is become digital signal, store for being put into the data working storage after the CPU processor processing, in order to calling.And be to leave speech data in the data working storage in and be sent to the RAM storer and deposit and then can with the voice of reading when the user wants to store exercise.
The contrast prior art the invention has the advantages that:
1, the present invention makes the mode of an audio media files to each the coded audio data in the voice teaching material, and mask is in the otp memory of special use, so can avoid the phenomenon of pirate teaching material to occur in big as far as possible scope;
2, the present invention adopts modern microprocessor and Digital Signal Processing that the data of voice teaching material storage card are read out broadcast, can make things convenient for fast and searches class, section, a play position exactly;
3, the present invention can also prevent as magnetic tape station, the influence of the machine vibration of CD player speech like sound study;
4, the technology of the OTP chip-stored that adopts of the present invention can accomplish to produce in batches and more low-cost than erasable FLASH storer.
Description of drawings
Fig. 1 is a schematic block circuit diagram of the present invention;
Fig. 2 is an outside drawing of the present invention;
Fig. 3 is a display truth table of the present invention.
Embodiment
The present invention is described further below in conjunction with accompanying drawing.
Schematic appearance of the present invention as shown in Figure 2; comprise casing; display screen; button; be inserted with the earphone interface and the recording mouth of earphone; the casing mounted inside has control system; the schematic block circuit diagram of control system as shown in Figure 1, by OTP chip 1; ROM storer 2; Flash storer 3; data signal processor 4; RAM storer 5; data-interface 6; high-frequency clock 7; low speed all the time 8; data buffer 9; CPU processor 10; bus controller 11; data working storage 12; power supervisor 13; keyboard control circuit 14; LCD display driver circuit 15; analog to digital converter 16; filtering circuit 17; digital to analog converter 18; power amplification circuit 19; earphone holding circuit 20; keypad lock 21 circuit; LCD display 22; microphone 23; receiver socket 24; keyboard 25 is formed.Wherein OTP chip 1 is the plug and play form.
Be stored in the voice teaching material data of the compressed coding of 1 li of FLASH storer 3 or otp memory, respectively after system's software decoding of data-interface 6 and data signal processor 4, deliver to digital to analog converter 18, digital audio and video signals is converted to simulated audio signal, amplify by power amplification circuit 19, receive earphone by receiver socket 24, just can hear sound.When CPU processor 10 is sent to digital to analog converter 18 to voice teaching material data, cushion the travelling speed difference of CPU processor 10 and FLASH storer 3 or otp memory 1 by data buffer 9.
The effect of filtering circuit 17 and analog to digital converter 16 is that the reader is practised with the voice signal of reading, after wave filter 17 filters some noises, deliver to analog to digital converter 16 voice signal is become digital signal, be put into data working storage 12 after handling for CPU processor 10 and store, in order to calling.And be that the speech data that leaves 12 li of data working storages in is sent to RAM storer 5 and deposits and then can with the voice of reading when the user wants to store exercise.
The high-frequency clock 7 of present embodiment is CPU processor 10 and whole system operation clock frequency, and low-speed clock 8 is time-base signals, is used to play timing.
LCD display driver circuit 15 is designed to 52 segment encodes and drives: six Arabic characters of seven segment code, and two are used for demonstration class number, and two are used to show hop count, and two are used for showing the sentence number.When playing the MP3 music, then front two shows it is which first song, the branch of back four times that display the play and second.Also have 10 sections to be designed to: class, section, sentence, re-reading, with reading, contrast, MP3, broadcast, suspending, stop.As shown in Figure 3.
The input of keyboard control circuit 14 supervisory keyboards, the keyboard 25 of present embodiment is provided with ten six press keys, is respectively class, section, sentence, 1～9,0/ALL, function selecting, start/play/suspend, stops/shutting down, and it is multiplexing key that individual key is wherein arranged, as shown in Figure 3.
Present embodiment also is provided with USB interface, can be used for function expansion and data download from the computer.
Present embodiment is like this work, after the start, whenever by a function key, can re-reading, with read, function is chosen any one kind of them in contrast, MP3 state.
When re-reading state, operand keyboard and class, section, sentence key, the content that selection will be read, for example: behind the operation push-button [3] [class] [2] [section] [5] [sentence], can show corresponding digital on the LCD screen, digital language repeater is just read this sentence of appointment.When operation push-button [0/ choosing] entirely [class], digital language repeater is read the full content of burning in FLASH or otp memory; When operation push-button [XX] [class] [0/ choosing] entirely [section], digital language repeater is read the full content of this class; When operation push-button [XX] [class] [XX] [section] [0/ choosing] entirely [sentence], digital language repeater is read this full content of levying this section.
When the read states, basic function is the same with re-reading state, and difference is that digital language repeater runs through after the sentence, can stay the same time automatically to allow the reader follow to read.Just then read next sentence then.
When corresponding state, basic function is with the same with read states, difference be digital language repeater the reader with after running through a sentence, can be automatically read and follow and read to replay together once former, allow you relatively follow and read effect.And then read next.
The present invention plays the function of MP3 music in addition, can listen to the music when you learn to have tired out, loosens brain.
Operation [function] key makes it under the MP3 state, and at this moment the front two numerical table on the LCD display shows number of tracks, and back four display the play this bent time.Press once [broadcast] key, the beginning playing back music is pressed once [broadcast] key again, then suspends and plays.Carry out selected songs by numerical key,, stop to play by [stopping] key.
Claims (7)
1, a kind of anti-piracy language repeater, include control system, described control system comprises CPU processor, storer, data processor, button controller, digital to analog converter, power amplifier, filtering circuit, analog to digital converter, LCD display matrix circuit and DC power convertor, and connects together by data bus, address bus, control bus; It is characterized in that described storer includes one-off programming memory card, described one-off programming memory card is deposited the teaching material file of total digitalization coding, and is unit storage teaching material file with the sentence.
2, anti-piracy language repeater according to claim 1 is characterized in that described one-off programming memory card is connected with control system by the mode of plug and play.
3, anti-piracy language repeater according to claim 1 and 2 is characterized in that described storer also comprises the RAM storer that can deposit mp3 file etc.
4, anti-piracy language repeater according to claim 3 is characterized in that described storer also comprises the ROM storer of depositing working procedure.
5, anti-piracy language repeater according to claim 4 is characterized in that described storer also comprises the FLASH storer.
6, anti-piracy language repeater according to claim 5 is characterized in that described control system also includes the data working storage.
7, anti-piracy language repeater according to claim 6 is characterized in that described control system also includes data buffer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100777204A CN1333355C (en) | 2004-12-29 | 2004-12-29 | Piracy-proof recrudescer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2004100777204A CN1333355C (en) | 2004-12-29 | 2004-12-29 | Piracy-proof recrudescer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1664878A CN1664878A (en) | 2005-09-07 |
| CN1333355C true CN1333355C (en) | 2007-08-22 |
Family
ID=35035949
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2004100777204A Expired - Fee Related CN1333355C (en) | 2004-12-29 | 2004-12-29 | Piracy-proof recrudescer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN1333355C (en) |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1384430A (en) * | 2001-04-27 | 2002-12-11 | 梅捷企业股份有限公司 | Voice storing and playing back equipment |
| CN2549531Y (en) * | 2002-06-01 | 2003-05-07 | 深圳市海讯数码科技有限公司 | Digital phonetical repeater |
| CN2567686Y (en) * | 2002-09-16 | 2003-08-20 | 王亚波 | Palm digital English learning rereader its storage card |
| CN2620317Y (en) * | 2003-05-01 | 2004-06-09 | 赵结荣 | All digital repeater device |
-
2004
- 2004-12-29 CN CNB2004100777204A patent/CN1333355C/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1384430A (en) * | 2001-04-27 | 2002-12-11 | 梅捷企业股份有限公司 | Voice storing and playing back equipment |
| CN2549531Y (en) * | 2002-06-01 | 2003-05-07 | 深圳市海讯数码科技有限公司 | Digital phonetical repeater |
| CN2567686Y (en) * | 2002-09-16 | 2003-08-20 | 王亚波 | Palm digital English learning rereader its storage card |
| CN2620317Y (en) * | 2003-05-01 | 2004-06-09 | 赵结荣 | All digital repeater device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1664878A (en) | 2005-09-07 |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |