JPH0944070A - Signal recording and reproducing device and signal recording and reproducing method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a language learning system or the like which links voices and videos for teaching materials and closed caption signals. SOLUTION: A student who utilizes the language learning system 1 instructs a voice and video reproducing device 20 to reproduce the voice and video signals for the teaching material of the desired part. A character generator 16 displays the videos for the teaching material and the closed caption signals on a monitor device 18. The student imitates and pronounces the conversation voices for the teaching material while viewing the videos and closed caption signals displayed on the monitor device 18. The voices pronounced by the student are made correspondent to the closed caption signals and stored by a recording and reproducing device 22. Further, the student instructs the device to reproduce the desired part of the voice and video signals for the teaching material and his own pronunciation recorded in the recording and reproducing device 22, comparatively listens to these sounds and progresses the language learning of English, etc., while correcting the pronunciation.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention displays a voice / video signal used as a language teaching material and a caption signal indicating the content of conversation of a voice / video signal, and enables language learning while watching and listening to these voice / video. The present invention relates to a signal recording / reproducing device.

[0002]

2. Description of the Related Art Conventionally, a language learning system has been used which can learn a language while viewing a vertical blanking period. In addition, in the United States and other countries, it is obliged to superimpose a closed caption signal that displays the content of conversation on a television broadcast program at a predetermined position of the audio / video signal in order to prevent hearing loss. However, there are already several thousand titles of video software on which this closed caption signal is superimposed. Incidentally, this closed caption signal is 1-byte data indicating an alphabet and a numeral, and is superimposed on the audio / video signal in the vertical blanking period.

[0003]

The above-described conventional language learning system using video is only an optical disc device and a personal computer or the like are interlocked with each other, and audio / video for teaching materials and a closed caption signal are provided. There is no one that realizes the function to interlock. In other words, the conventional language learning system using video realizes a function that allows students to select whether or not to display the audio / video for teaching materials throughout the entire screen and display the characters of the closed caption signal on the screen. It's just what I did. Therefore, the students could not learn any more than simply passively pronouncing themselves and comparing and listening to their own pronunciation and the teaching material.

[0004] Further, the voices produced by the students, the voices / videos for the teaching materials, and the closed caption signals are used in association with each other, and the pronunciations of the students and the voices for the teaching materials are output alternately, and the students compare them. There is no language learning system using video that realizes the function of comparing and viewing the teaching materials or the function of using any part of the conversation of any person who appears in the video as the teaching material.

The present invention has been made in view of the above-mentioned problems of the prior art. The audio / video for teaching material and the closed caption signal are interlocked to replace the pronunciation of the student with the audio for teaching material. It is an object of the present invention to provide a signal recording / reproducing apparatus and a signal recording / reproducing method that output and allow a student to compare and view teaching materials while comparing them. Further, the present invention provides a signal recording / reproducing apparatus and a signal recording / reproducing method capable of using, as a teaching material, an arbitrary portion of a conversation of an arbitrary person who appears in a video on which a closed caption signal is superimposed. To aim.

[0006]

In order to achieve the above object, a signal recording / reproducing apparatus according to the present invention is included in an audio / video signal and the audio / video signal in response to an external operation. Signal reproducing means for reproducing an arbitrary portion of a character signal indicating the content of conversation in a predetermined language, the audio / video signal and the character signal reproduced by the signal reproducing means,
Alternatively, display means for displaying any one of these, the audio / video signal and the character signal displayed by the display means, or an audio signal corresponding to a conversation in the predetermined language input according to any one of these And a voice recording / reproducing means for reproducing the recorded voice signal at the timing at which the reproducing means reproduces the character signal, and the voice / video signal included in the voice / video signal in response to an external operation. A voice output means for outputting a conversation in a predetermined language and the voice signal reproduced by the voice recording / reproducing means, or any one of them, and a control means for operating these means in cooperation with each other.

Further, the signal recording / reproducing method according to the present invention provides an audio / video signal including a conversation in a predetermined language and a character signal indicating the content of the conversation in the predetermined language according to an operation from the outside. Displayed on the screen, conversation in the predetermined language,
The voice signal corresponding to the conversation of the predetermined language, which is input according to the displayed audio / video signal and the character signal, or any combination thereof, is recorded, and the recorded voice signal is converted to the character signal. It reproduces at the timing, and outputs the conversation in the predetermined language included in the audio / video signal, the reproduced audio signal, or one of these.

[0008]

In the signal recording / reproducing apparatus according to the present invention, the signal reproducing means is adapted to the audio / video signal for teaching material and the audio / video signal superposed on the audio / video signal for the teaching material in accordance with the operation of the student who learns the language. Replay any portion of the closed caption signal that represents the content of the conversation as a character. The display means displays the reproduced audio / video signal, and superimposes and displays the characters of the closed caption signal on the screen according to the operation of the student.

The voice recording / reproducing means records a pronunciation imitating a conversation while the student watches the video for the teaching material displayed on the screen or listens to the conversation of the outputted teaching material. Further, the voice recording / reproducing means reproduces the recorded pronunciation of the student according to the operation of the student in accordance with the timing at which the corresponding closed caption signal is reproduced. The voice output means outputs the conversation for the teaching material and the pronunciation of the student in parallel, or alternatively, outputs the pronunciation of the student and the corresponding conversation of the teaching material, and outputs the result to the student for comparison.
Alternatively, the learning is performed in a format such as role playing with a person in the audio / video for the teaching material.

[0010]

Embodiments of the present invention will be described below. FIG.
It is a figure which shows the structure of the language learning system 1 which concerns on this invention. FIG. 2 is a diagram illustrating a mounting state of the language learning system 1 shown in FIG. FIG. 3 is a diagram exemplifying the display contents of the screen of the monitor device 18 of the language learning system 1 shown in FIG.

As shown in FIGS. 1 and 2, the language learning system 1 includes a control device 10, operation switches 12, a voice switching device 14, a character generating device 16, a monitor device 18, a voice / video reproducing device 20, a recording / recording device. The playback device 22, a headphone (headset) 24 with a microphone, and an audio amplifier 26 are included.

As shown in FIG. 2, the language learning system 1 is installed in, for example, a desk, and each student has one
It is used in the form of a so-called stand-alone system in which the language learning system 1 of a stand is exclusively used for learning. The language learning system 1 displays a teaching material using audio and video including a closed caption signal for learning a predetermined language, for example, English according to the operation data input by the student using the operation switch 12, and the student uses this teaching material. The voice that is pronounced while watching is output to the student together with the voice for the teaching material or in place of the voice for the teaching material.

The control device 10 includes a voice switching device 14, a character generating device 16, a voice / video reproducing device 20, and a recording / reproducing device based on the operation data inputted by the student from the operation switch 12 placed at the student's hand. 22 is controlled. The audio / video reproducing device 20 is, for example, a magneto-optical disk device,
Alternatively, it is a device such as an optical disk device that can be randomly accessed and can perform operations such as fast forward, rewind, and stop in a quick and unconstrained format, in which the closed caption signal of the part arbitrarily designated by the student is The superimposed audio / video signal for the teaching material is reproduced and output to the character generation device 16, and only the audio signal is output to the audio switching device 14.

Under the control of the control device 10, the voice switching device 14 outputs, for example, the conversational voice of the teaching material and the voice (pronunciation) input by the student, which are input from the audio / video reproducing device 20 and the recording / reproducing device 22, respectively. Set 24
Output separately to the right and left sides of the headphones, or
At the timing indicated by the closed caption signal, the sound of the teaching material is replaced with the pronunciation of the student, and the sound is output to the headphones of the headset 24 as if the student were talking instead of the characters in the video.

The character generator 16 detects a closed caption signal superimposed on the audio / video signal for the teaching material generated by the audio / video reproduction device 20, and controls a control signal indicating the timing at which the closed caption signal is reproduced. The character of the closed caption signal is superimposed on the video for teaching material or is displayed on the monitor device 18 without superimposing while outputting to the device 10 and under the control of the control device 10.

The character generator 16 displays the characters of the closed caption signal in the window below the video for teaching material as shown in FIG. 3, for example. The characters of the closed caption signal are the characters 1 and 2 of the video for teaching materials.
Indicates the contents of the conversation.

The recording / reproducing device 22 is, for example, a magneto-optical disk device, a magnetic disk device or a semiconductor voice recording / reproducing device.
A device such as a playback device that is randomly accessible and that can perform operations such as fast-forwarding, rewinding, and stopping in a quick and unconstrained form, which is input from the headset 24 under the control of the control device 10. Voice amplifier 26
The audio signal of the pronunciation of the student amplified in (1) is recorded in association with the closed caption signal using information such as recording time (time stamp). Further, the recording / reproducing device 22 reproduces the recorded audio signal at a timing corresponding to the closed caption signal of the audio / video signal for teaching material according to the control of the control device 10, and outputs it to the audio switching device 14. .

The operation of the language learning system 1 will be described below with reference to FIG. FIG. 4 is a diagram illustrating an operation of the language learning system 1 shown in FIG. 1, in which (A) shows a section of the screen of the audio / video signal for teaching material reproduced by the audio / video reproduction device 20, (B) is an audio / video playback device 2
0 indicates the conversation voice of the reproduced teaching material, (C) indicates the pronunciation input by the student, and (D) indicates the closed caption signals corresponding to the conversation voices of the persons 1 and 2 shown in FIG.

A student who uses the language learning system 1 operates the operation switch 12 with operation data indicating that the audio / video reproduction device 20 reproduces the audio / video signal for a desired portion of the teaching material.
Enter from. Control device 1 based on this operation data
0 controls the audio / video reproduction device 20 to reproduce the section of the screen of the audio / video signal for the teaching material desired by the student, as shown in FIG. 4 (A).

When the student makes a setting for displaying the closed caption signal on the monitor device 18 by using the operation switch 12, the control device 10 controls the character generation device 16 to perform the operation as shown in FIG. The closed caption signal is displayed at the bottom of the screen of the monitor device 18.

The student, while watching the image displayed on the monitor device 18 and the characters of the closed caption signal (FIG. 4 (D)), can hear the conversation voice (FIG. 4) of the person 2 (FIG. 3) heard from the headphones of the headset 24. (B)) is imitated. The pronunciation of the student is input to the microphone of the headset 24, amplified by the voice amplifier 26, and stored by the recording / playback device 22 in association with the closed caption signal.

Next, the student operates the audio / video reproducing device 20 by using the operation switch 12, and the desired portion of the audio / video signal for teaching material and his / her own pronunciation recorded in the recording / reproducing device 22. And play. The voice switching device 14 allows the student's pronunciation and the conversation voice of the teaching material to be compared according to the operation of the student's operation switch 12 (see FIG. 4).
(B), (C)), or the pronunciation sound of the student is replaced in the conversation portion of the person 2 of the closed caption signal and output to the headphones of the headset 24.
The student looks at the screen of the monitor device 18 and looks at the headset 2
Listen to the voice from 4 and learn English while correcting the pronunciation.

According to the language learning system 1, if the closed caption signal is superimposed, the video material suitable for the language teaching material is recorded on the write-once type optical disc or the like at any time to obtain the consent of the author to thereby learn the language teaching material. Can be diverted and used. In addition, the voice of the teaching material and the pronunciation of the student can be replaced, so that the student can pronounce as if he / she became a character in the image, enabling learning in a so-called role-playing format. Become.

Further, when the student's learning progresses, the student operates the operation switch 12 so that the character generator 16 does not display the closed caption signal on the monitor device 18, and outputs the sound without referring to the closed caption signal. However, it is also possible to compare this pronunciation with the conversational voice of the teaching material later for more advanced language learning.

The configuration of the language learning system 1 shown in FIG. 1 is merely an example, and each component of the language learning system 1 includes, for example, a VOD (Video On) for the audio / video reproduction device 20.
Demand) server, etc., and can be changed to a device having an equivalent function. In addition, language learning system 1
In addition, it is also possible to perform an operation such as replacing the conversation voice of another character for a teaching material and the pronunciation voice of the student.

Needless to say, the language to be learned by the language learning system 1 is not limited to English. In addition to the language learning, the language learning system 1 can be used for various trainings in the form of simulation by changing the teaching material.

[0027]

As described above, according to the signal recording / reproducing apparatus and the signal recording / reproducing method according to the present invention, the audio / video for the teaching material and the closed caption signal are interlocked with each other, and the pronunciation of the student and the teaching material. It is possible to replace and output the voices for output, and the students can compare and view the teaching materials while comparing them. Further, according to the signal recording / reproducing apparatus and the signal recording / reproducing method of the present invention, it is possible to use, as a teaching material, an arbitrary portion of a conversation of an arbitrary person who appears in a video on which a closed caption signal is superimposed.

[Brief description of drawings]

FIG. 1 is a diagram showing a configuration of a language learning system according to the present invention.

FIG. 2 is a diagram illustrating a mounting state of the language learning system shown in FIG.

FIG. 3 is a diagram exemplifying display contents of a screen of a monitor device of the language learning system shown in FIG.

FIG. 4 is a diagram illustrating an operation of the language learning system shown in FIG. 1, in which (A) shows a section of a screen of an audio / video signal for a teaching material reproduced by an audio / video reproduction device, and (B) ) Indicates the conversation voice of the teaching material played by the audio / video playback device,
(C) shows the pronunciation input by the student, and (D) shows the closed caption signals corresponding to the conversation sounds of the persons 1 and 2 shown in FIG.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 ... Language learning system, 10 ... Control device, 12 ... Operation switch, 14 ... Voice switching device, 16 ... Character generation device, 1
8 ... Monitor device, 20 ... Audio / video reproducing device, 22 ... Recording / reproducing device, 24 ... Headset, 26 ... Audio amplifier

Claims (2)

[Claims] 1. A signal reproducing means for reproducing an arbitrary portion of a voice / video signal and a character signal indicating the content of conversation in a predetermined language included in the voice / video signal in response to an operation from the outside. Display means for displaying the audio / video signal and / or the character signal reproduced by the signal reproducing means, and the audio / video signal and / or the character signal displayed by the display means, or any of these A voice recording / reproducing means for recording a voice signal corresponding to the conversation in the predetermined language input according to the input and reproducing the recorded voice signal in synchronization with the timing at which the reproducing means reproduces the character signal. And a conversation in the predetermined language included in the audio / video signal and the audio signal reproduced by the audio recording / reproducing means, or these, in response to an operation from the outside. Signal recording and reproducing apparatus having an audio output means for outputting either. 2. A conversation in a predetermined language is displayed on a screen according to an operation from the outside, and a voice / video signal including a conversation in a predetermined language and a character signal indicating the content of the conversation in the predetermined language are displayed on the screen. A voice signal corresponding to a conversation in the predetermined language, which is input according to the displayed audio / video signal and the character signal, or any combination thereof, and the recorded voice signal is converted to the character signal. A signal recording / reproducing method of reproducing the conversation in the predetermined language included in the audio / video signal and the reproduced audio signal, or any one of these, by reproducing at the timing of.