KR100203048B1 - Caption television adopting control function of voice output level to selected word by user - Google Patents

Abstract

According to the present invention, if a user designates and sets an arbitrary word among the vocabulary outputted as subtitles, and then outputs the same word, the user outputs the voice output level of the designated word to increase or decrease the voice output level of the designated word by a predetermined level. A caption television with a level adjustment function, comprising: an audio detector for detecting an audio signal from a broadcast signal received by an antenna, an image detector for detecting an image signal, and a volume adjustment for the detected audio signal. A caption function television receiver having a voice processing unit and a caption decoder for performing caption caption processing based on a caption ID code carried in a broadcast signal; The user designates the word based on word designation selection means for designating and setting a specific word by the user, a caption ID storage unit for storing a caption ID code corresponding to each word, and an ID code stored in the caption ID storage unit. A designated word ID storage unit for storing the caption ID code for the word designated by the selection means, a caption ID detection unit for detecting caption ID code data from the video signal output from the image detection unit, and the caption ID detection unit; And a control unit for controlling to change the voice output level for a predetermined time by controlling the driving of the voice processing unit when the detected ID code and the code data registered in the designated word ID storage unit coincide with each other.

Description

Caption television with audio output level adjustment for custom words

1 is a block diagram showing the internal configuration of a general caption function television receiver.

2 is a block diagram showing an internal configuration of a caption television having a voice output level adjustment function for a user-specified word according to an embodiment of the present invention.

3 is a diagram for explaining a process of designating a specific word by a user.

4 is a block diagram showing an internal configuration of a caption television having a voice output level adjustment function for a user-specified word according to another embodiment of the present invention.

FIG. 5 is a diagram showing an example of screen output for explaining a user word designation process of the device of FIG.

* Explanation of symbols for main parts of the drawings

1 antenna 2 tuner (TUNER)

3: IF amplification unit 4: P / S separation unit

5: voice detector 6: voice processor

7: voice amplifier 8: speaker

9: Image detector 10: Image processor

11, 41: Mixer 12: CRT drive unit

13: CRT 14, 24: remote control device

15, 25: receiver 16, 26: microprocessor

20, 30: Caption decoder 27: Caption ID storage unit

28: designated word ID storage unit 29: caption ID detection unit

40: OSD generator

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a television receiver having a caption function. In particular, when a user designates an arbitrary word among vocabulary outputs as captions and the same word is output thereafter, the sound output level of the designated word is set by a predetermined level. A caption television with voice output level control for user-specified words that can be raised or lowered.

In line with the trend of so-called 'internationalization' or 'globalization', the enthusiasm for learning foreign languages is increasing. As the 'information age' has exploded, the number of computers with multimedia functions has exploded. The number of CAPTION function is also developed to enhance the educational effect such as listening and speaking, which is important for foreign language learning by checking the contents of the original language that are not dubbed through the foreign language subtitles. The trend is increasing.

FIG. 1 is a block diagram showing the internal structure of a typical caption-capable television receiver. In FIG. 1, reference numeral 1 denotes an antenna for receiving an air wave broadcast signal, and 2 denotes an antenna 1 for reception. Tuner (TUNER) for tuning the viewing channel among the broadcast signals, 3 is an IF amplifier for amplifying and outputting the intermediate frequency (IF) signal output from this tuner (2), 4 is an IF amplifier (3) It is a P / S separation unit that separates and outputs an image intermediate frequency (PIF) signal and an audio intermediate frequency (SIF) signal from the amplified intermediate frequency signal.

Further, reference numeral 5 denotes a voice detector for detecting a voice signal from a voice intermediate frequency (SIF) signal separated and output from the P / S separator 4, and 6 denotes a voice output from the voice detector 5. Although not shown for the signal, a voice processor for performing voice processing such as bass, treble, volume, etc. according to a control signal from the microprocessor 16, which will be described later. It is an audio amplifier which amplifies the audio signal processed by the processor 6 and outputs it through the speaker 8 connected to the rear stage.

On the other hand, reference numeral 9 is an image detector for detecting an image signal from an image intermediate frequency (PIF) signal output from the P / S separation unit 4, and 10 is an image signal output from the image detector 9 Color, tint, brightness, and the like are processed according to control signals from the microprocessor 16 for R (Red), G (Green), and B (Blue). ) Is an image processor that outputs a signal.

Reference numeral 14 is a remote control device having a predetermined function key for selecting a caption function, and 15 is a receiving unit for receiving an infrared signal transmitted from the remote control device 14 and converting it into an electrical code signal. Is a microprocessor as a control unit which controls the entire apparatus based on the code signal output from the receiving unit 15.

On the other hand, reference numeral 20 detects a caption ID code data signal carried on 21H horizontal scanning section of a broadcast signal according to a control signal output from the microprocessor 16, and processes the detected data signal to process caption captions. Is a caption decoder for outputting the R, G, B and blanking signals C ′, and 11 denotes the R, G, B and luminance signals Y and the caption decoder 20 output from the image processor 10. Mixer (MIXER) for mixing and outputting the output R, G, B and blanking signal (C ′), 12 is a CRT for driving the CRT (13) connected to the rear end based on the signal output from the mixer (11) It is a driving unit.

That is, the conventional caption-capable television receiver having the above-described configuration has the caption ID code data from the broadcast signal as the microprocessor 16 controls the caption decoder 20 as the user selects the caption mode through the remote control device. As the signal is extracted and processed, the viewer can check the dialogue in the original language through the caption output on the screen.

On the other hand, while watching foreign currency using the caption function described above, if the viewer is not familiar with the pronunciation or intonation of a foreigner, there may be a case in which the user wants to listen again by listening to the pronunciation of a specific word. As a generated word, the user can designate an arbitrary word among the vocabulary outputs as subtitles, and if the same word is output afterwards, the voice of the user-specified word can be raised or lowered by a predetermined level. Its purpose is to provide a caption delta with output level adjustment.

A caption television having a sound output level adjustment function for a user-specified word according to the present invention for realizing the above object detects a video signal and a voice detector for detecting a voice signal from a broadcast signal received by an antenna. In the caption function television receiver comprising an image detector, a voice processor for adjusting the volume of the detected audio signal, and a caption decoder for caption caption processing based on the caption ID code included in the broadcast signal. ; The user designates the word based on word designation selection means for designating and setting a specific word by the user, a caption ID storage unit for storing a caption ID code corresponding to each word, and an ID code stored in the caption ID storage unit. A designated word ID storage unit for storing the caption ID code for the word designated by the selection means, a caption ID detection unit for detecting caption ID code data from the video signal output from the image detection unit, and the caption ID detection unit; And a control unit for controlling to change the voice output level for a predetermined time by controlling the driving of the voice processing unit when the detected ID code and the code data registered in the designated word ID storage unit coincide with each other.

That is, according to the present invention having the above-described configuration, if a user designates and sets an arbitrary word among the vocabulary output as subtitles, and then outputs the same word, the user can raise or lower the audio output level of the designated word by a predetermined level. do.

Hereinafter, with reference to the accompanying drawings will be described an embodiment according to the present invention.

FIG. 2 is a block diagram showing an internal configuration of a caption television having a voice output level adjustment function for a user-specified word according to an embodiment of the present invention, and performs the same function as the configuration shown in FIG. Are denoted by the same reference numerals, and detailed description thereof will be omitted.

In FIG. 2, reference numeral 24 denotes a remote control device having a predetermined function key for a user to designate and set a specific word in the caption mode, and 25 denotes an infrared signal transmitted from the remote control device 24. The receiver 26 converts and outputs it into an electric code signal, and 26 is a microprocessor as a controller that controls the operation of the apparatus as a whole based on the code signal output from the receiver 25.

In addition, reference numeral 27 is a caption ID storage unit for storing a caption ID code corresponding to each word, and 28 is a user's remote control unit 24 or the like based on the ID code stored in the caption ID storage unit 27. Designated word ID storage unit for storing the caption ID code for the word specified by the through, 29 is a caption ID detection unit for detecting the caption ID code data from the video signal output from the image detector (9).

Next, the operation of the device having the above configuration will be described.

When a user who is watching a foreign currency program provided with a caption caption selects a word designation key (not shown) provided in the remote controller 24 to check pronunciation of a specific word, the microprocessor 26 Analyze the caption code data applied from the caption ID detection unit 29 and outputs by adding a serial number for each word output on one screen as illustrated in FIG.

On the other hand, the caption text output in the form of subtitles is usually output to the screen before the voice of the corresponding character is output through the speaker, and the output duration is at least as long as the viewer can read enough. Will remain intact. Therefore, the user who wants to listen to the pronunciation of the word 'neighbor' in detail, for example, selects the serial number '7' added to the word through the numeric keys of the remote control device 24, and then again sets the word designation key (not shown). If not, the microprocessor 26 reads the caption ID of the word designated by the user from the caption ID storage 27 and registers it in the designated word ID storage 28.

Subsequently, when code data identical to an ID code of a word registered by a user among the caption code data detected by the caption ID detection unit 29 is input to the microprocessor 28, the microprocessor 26 may execute the voice processing unit ( 6) outputs a predetermined control signal and outputs the voice output level up by a predetermined value for a predetermined time so that the voice output of the user-specified word is distinguished from the voice output of other words so that it can be heard better.

On the other hand, the number of words that can be registered and set in the designated word ID storage unit 28 is allowed to be a number within the range that the memory capacity is not exceeded, the word registered once set by the user is the user remote control unit 24 Since the registered button is maintained until the memory is initialized by pressing the clear button key (not shown) installed in the C), the program can be used again after the program being viewed is finished.

That is, according to the embodiment, the user can designate and set an arbitrary word among the vocabulary output as subtitles, and when the same word is output thereafter, the user can increase the audio output level of the designated word by a predetermined level.

The present invention is not limited to the above embodiments and can be variously modified within the scope not departing from the technical gist of the present invention. For example, the word designation process described above may be used for character designation. By further configuring the OSD generating unit 40 for outputting a predetermined OSD guide screen, the user may be configured to register the word in question before the caption program broadcast.

That is, when the user selects a word designation key (not shown) of the remote control device 24 before starting the program, the microprocessor 26 drives the OSD generator 40 to drive and control as shown in FIG. The same character designation guide screen is displayed, and the user spells a desired word through a caption mode selection key (not shown) while adjusting the position of the cursor by manipulating the channel up / down keys provided in the remote controller 24. After the spelling of all the words to be registered and registration is selected, the word designation key may be pressed again to implement the designation of the word.

Meanwhile, in another embodiment, when the microprocessor 26 detects the same code data as the ID code registered by the user, the microprocessor 26 controls the audio output level to be lowered by a predetermined value for a predetermined time as opposed to the first embodiment. It can also be implemented in the form of

As described above, according to the present invention, the user can designate an arbitrary word among the vocabularies output as subtitles, and when the same word is output thereafter, the user can increase or decrease the audio output level of the designated word by a small diameter level. Caption television with a voice output level adjustment function for a specified word can be realized.

Claims (1)

An audio detector for detecting an audio signal from the broadcast signal received by the antenna, an audio detector for detecting the video signal, an audio processor for adjusting the volume of the detected audio signal, and a caption ID included in the broadcast signal. A caption function television receiver having a caption decoder for executing caption caption processing based on code; The user designates the word based on word designation selection means for designating and setting a specific word by the user, a caption ID storage unit for storing a caption ID code corresponding to each word, and an ID code stored in the caption ID storage unit. A designated word ID storage unit for storing the caption ID code for the word designated by the selection means, a caption ID detection unit for detecting caption ID code data from the video signal output from the image detection unit, and the caption ID detection unit; And a control unit configured to control to change the voice output level for a predetermined time by controlling the driving of the voice processing unit when the detected ID code and the code data registered in the designated word ID storage unit match. Caption television with audio output level adjustment for words.