CN201698607U - Interactive English teaching examination device for voice classroom - Google Patents
Interactive English teaching examination device for voice classroom Download PDFInfo
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- CN201698607U CN201698607U CN2010202268318U CN201020226831U CN201698607U CN 201698607 U CN201698607 U CN 201698607U CN 2010202268318 U CN2010202268318 U CN 2010202268318U CN 201020226831 U CN201020226831 U CN 201020226831U CN 201698607 U CN201698607 U CN 201698607U
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Abstract
The utility model discloses an interactive English teaching examination device for a voice classroom, which belongs to the field of English teaching and comprises a host computer and a client computer. The host computer and the client computer are respectively correspondingly provided with a headset and a data interface. The data interfaces are communicated with local region network. The interactive English teaching examination device for the voice classroom is characterized in that: the host computer comprises a master control processor, an audio signal processing module, a network processor and a communication selection module; the client computer comprises a master control chip, an electronic mark, an audio signal processing module, an audio digital signal selector, a digital decoder/coder, an audio signal player and a client speaking signal selector. Compared with the prior art, the interactive English teaching examination device for the voice classroom can convert audio signal into digital signal and transfer the signal in the local region network. The signal is subjected to environmental interference slightly, and communication conversation between the host computer and the client computer is selectively performed and real-time examination result is displayed and automatic voice examination is applied.
Description
[technical field]
The utility model relates to a kind of phonetic teaching device, relate in particular to a kind of instructional device that can carry out the speech interactive teaching that is applicable to, and this device can be used for the voice examination simultaneously.
[background technology]
Foreign language is the main tool of studying scientific knowledge and obtaining each side information and having international exchanges.In international competition and international association process, English plays a part to link up with crossing the boundary of a country and exchange as the tie that connects the whole story.
The application of hearing is a key link in the English study, English Practice on Listening ﹠ Speaking is carried out in each colleges and universities widespread usage voice classroom at present, the voice transfer pattern mostly is the multichannel simultaneous speak transmission system of one-to-many, and this voice-transmission system adopts the multiple-way system simulating signal to transmit, in its transmission course, signal is subjected to environmental interference big, cause the sound signal distortion easily, simultaneously, sound signal is associated with the voltage of transmission, because circuit has voltage loss, its transmission of audio signals distance is restricted.And multichannel simultaneous speak transmission is difficult to accomplish optionally, dynamic, two-way English information transmits and exchanges, is unfavorable for the independent teaching and the interview of hearing and spoken language.And in the existing voice Classroom System, the client computer that the student uses is not provided with processor controls separately, can not the independent processing data, and its function setting also has been subjected to very big restriction.When the online examination of student, the teacher can not directly feed back to the student with appraisal result rapidly; In addition, because student's machine can not work alone, voice classroom basic control system just must be done large and completely, causes the total system structure too huge and complicated, and very trouble is installed also.
[summary of the invention]
Technical assignment of the present utility model is at above the deficiencies in the prior art, provides a cover voice classroom with interactive English teaching examination device, with audio distortion and the short problem of transmission range that solves existing multichannel simultaneous speak transmission system.
The technical scheme in the invention for solving the technical problem is: a kind of voice classroom is with interactive English teaching examination device, comprise main frame and client computer, main frame and client computer are furnished with corresponding headset and data-interface separately, described data-interface can be connected with LAN, it is characterized in that: main frame comprises main control processor, audio-frequency signal processing module, network processing unit, communication selection module; Client computer comprises main control chip, electronic mark, audio-frequency signal processing module, audio digital signals selector switch, digital solution/scrambler, sound signal player, the client signal selector of making a speech; Its audio signal transmission step is as follows: the audio-frequency signal processing module of sound signal input main frame, audio-frequency signal processing module is to the sound signal simulation process, be converted into audio digital signals, and encode, be input to network processing unit, in network processing unit, store, and transfer to client computer on the net through LAN system by network processing unit, the audio digital signals selector switch of client computer is decoded to audio digital signals by digital solution/scrambler after selecting, and is broadcasted by the sound signal player again; The speech of client computer is input to digital solution/scrambler by client's signal selector of making a speech, be converted into client's audio digital signals by digital solution/scrambler, transfer to the network processing unit of main frame through LAN system, transfer to other client computer by network processing unit through LAN system again.
Above-mentioned main frame also comprises the signal logic matching module, and client computer comprises option selector button and the selection segment encode circuit that is connected with its circuit, and storer.
Above-mentioned main frame and client computer also comprise the microphone filtering circuit, and it practises the reader with the voice signal of reading to deliver to audio-frequency signal processing module after filtering circuit filters some noises.
Compared with prior art, the utlity model has following advantage:
1, sound signal is converted into digital signal, and transmits in LAN (Local Area Network), signal is subjected to the interference of environment little, and the sound signal the same with former tonequality can be provided;
2, both can multicast communication, also can carry out the communication session between selectivity main frame and the client computer, main-machine communication select module and client to make a speech the design of signal selector is guaranteed dynamically, the implementing of selection, two-way interaction function;
3, easy to operate, subjective item, objective item all can the instant playback total marks of the examination, are applicable to the robotization of voice examination.
[description of drawings]
Fig. 1 is a functional module construction synoptic diagram of the present utility model.
[embodiment]
Below in conjunction with specification drawings and specific embodiments the utility model is further specified.
As shown in Figure 1, comprise main frame and client computer, main frame and client computer are furnished with corresponding headset and data-interface separately, and described data-interface can be connected with LAN.Main frame is connected with a plurality of client computer by LAN system.
Main frame comprises main control processor, audio-frequency signal processing module, network processing unit, communication selection module; Also comprise the signal logic matching module.
Client computer comprises main control chip, electronic mark, audio-frequency signal processing module, audio digital signals selector switch, digital solution/scrambler, sound signal player, the client signal selector of making a speech.Also comprise option selector button and the selection segment encode circuit that is connected with its circuit, and storer.
Described main frame and client computer also comprise the microphone filtering circuit, and it practises the reader with the voice signal of reading to deliver to audio-frequency signal processing module after filtering circuit filters some noises.
During common one-to-many phonetic teaching, sound signal is by the simulated audio signal input port input audio signal processing module of microphone by main frame, by the simulation process of audio-frequency signal processing module to sound signal, be converted into audio digital signals and encode, be input to network processing unit, in network processing unit, store, and transfer to client computer on the net through LAN system by network processing unit.The audio digital signals selector switch of client computer is selected the audio digital signals that is transmitted by LAN system by the sound signal selector switch, and is decoded by digital solution/scrambler, is broadcasted and is shown on LCD MODULE by the sound signal player.When client computer need be made a speech, speech switch on the operation client computer, client's speech is transferred to digital solution/scrambler and is converted into client's digital audio and video signals by client's signal selector of making a speech, transfer to the network processing unit of main frame through LAN system, if necessary, then can reach other client computer by network processing unit through LAN system again.
The selectivity main frame is during to single client computer voice communication, and main frame selects module to select the client computer electronic mark by communication, carries out point-to-point communication, is applicable to the examination of independent enquirement explanation and voice subjective item.
Voice examination objective item part, corresponding client computer is by pressing the option selector button, make the selection segment encode circuit that is connected with its circuit produce electric signal and be recorded in the storer, after examination finishes, teacher's main frame subscribing client exam information, this information comprises answer in client computer electronic mark number and the storer, and main frame carries out the calculating of the coupling and the achievement of answer by the signal logic matching module of establishing in it, rapidly appraisal result is fed back to client computer then.
Claims (3)
1. a voice classroom is with interactive English teaching examination device, comprise main frame and client computer, main frame and client computer are furnished with corresponding headset and data-interface separately, described data-interface can be connected with LAN, it is characterized in that: main frame comprises main control processor, audio-frequency signal processing module, network processing unit, communication selection module; Client computer comprises main control chip, electronic mark, audio-frequency signal processing module, audio digital signals selector switch, digital solution/scrambler, sound signal player, the client signal selector of making a speech; Its audio signal transmission step is as follows: the audio-frequency signal processing module of sound signal input main frame, audio-frequency signal processing module is to the sound signal simulation process, be converted into audio digital signals, and encode, be input to network processing unit, in network processing unit, store, and transfer to client computer on the net through LAN system by network processing unit, the audio digital signals selector switch of client computer is decoded to audio digital signals by digital solution/scrambler after selecting, and is broadcasted by the sound signal player again; The speech of client computer is input to digital solution/scrambler by client's signal selector of making a speech, be converted into client's audio digital signals by digital solution/scrambler, transfer to the network processing unit of main frame through LAN system, transfer to other client computer by network processing unit through LAN system again.
2. voice according to claim 1 classroom is characterized in that with interactive English teaching examination device described main frame also comprises the signal logic matching module, and client computer comprises option selector button and the selection segment encode circuit that is connected with its circuit, and storer.
3. voice according to claim 1 classroom is with interactive English teaching examination device, it is characterized in that described main frame and client computer also comprise the microphone filtering circuit, it practises the reader with the voice signal of reading to deliver to audio-frequency signal processing module after filtering circuit filters some noises.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202268318U CN201698607U (en) | 2010-06-04 | 2010-06-04 | Interactive English teaching examination device for voice classroom |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202268318U CN201698607U (en) | 2010-06-04 | 2010-06-04 | Interactive English teaching examination device for voice classroom |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201698607U true CN201698607U (en) | 2011-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010202268318U Expired - Fee Related CN201698607U (en) | 2010-06-04 | 2010-06-04 | Interactive English teaching examination device for voice classroom |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104064067A (en) * | 2014-06-11 | 2014-09-24 | 成都科力夫科技有限公司 | System applied to automatic examination |
| CN104464419A (en) * | 2013-09-17 | 2015-03-25 | 辽宁工程技术大学 | Digital interactive voice wireless intermediate-range teaching system |
| CN106023688A (en) * | 2016-08-17 | 2016-10-12 | 安徽渔之蓝教育软件技术有限公司 | Network teaching system for vocational education |
| CN106023686A (en) * | 2016-08-16 | 2016-10-12 | 安徽渔之蓝教育软件技术有限公司 | Vocational education system based on traditional Chinese culture knowledge popularization |
| CN106023685A (en) * | 2016-08-17 | 2016-10-12 | 安徽渔之蓝教育软件技术有限公司 | On-line teaching system for student mental health |
| CN106097798A (en) * | 2016-08-16 | 2016-11-09 | 安徽渔之蓝教育软件技术有限公司 | A kind of learning system for health education |
-
2010
- 2010-06-04 CN CN2010202268318U patent/CN201698607U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104464419A (en) * | 2013-09-17 | 2015-03-25 | 辽宁工程技术大学 | Digital interactive voice wireless intermediate-range teaching system |
| CN104064067A (en) * | 2014-06-11 | 2014-09-24 | 成都科力夫科技有限公司 | System applied to automatic examination |
| CN106023686A (en) * | 2016-08-16 | 2016-10-12 | 安徽渔之蓝教育软件技术有限公司 | Vocational education system based on traditional Chinese culture knowledge popularization |
| CN106097798A (en) * | 2016-08-16 | 2016-11-09 | 安徽渔之蓝教育软件技术有限公司 | A kind of learning system for health education |
| CN106023688A (en) * | 2016-08-17 | 2016-10-12 | 安徽渔之蓝教育软件技术有限公司 | Network teaching system for vocational education |
| CN106023685A (en) * | 2016-08-17 | 2016-10-12 | 安徽渔之蓝教育软件技术有限公司 | On-line teaching system for student mental health |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110105 Termination date: 20110604 |