KR20020053219A - TV volume level auto acoustic power leveling system - Google Patents

Abstract

PURPOSE: A system for automatically adjusting sound power of a TV is provided to automatically adjust a sound level set by a viewer, regardless of sound power of each broadcasting station or sound power inputted from another type medium, so that the viewer does not need to adjust a sound one by one. CONSTITUTION: A remote controller(100) remotely selects each sky wave broadcasting and another medium. A tuner(110) receives a sound signal of the selected sky wave broadcasting or another medium. A sound level adjuster(120) adjusts the sound received to the tuner with a level adjusting signal inputted from the remote controller. An amplifier(130) amplifies the sound signal adjusted in the sound level adjuster. A speaker(140) outputs the signal amplified in the amplifier. An automatic sound level adjuster(200) compares the sound level adjusting signal set by the remote controller in the sound level adjuster with a sound level of the selected broadcasting channel or another medium, to automatically adjust the sound level signal according to a difference signal for outputting.

Description

TV volume level auto acoustic power leveling system

The present invention relates to a system for automatically adjusting TV sound power, and more particularly, to a sound output transmitted unilaterally to a TV set of a general home from a broadcasting station that emits airwaves, by the viewer, without sound adjustment. The present invention relates to a TV sound power automatic adjustment system that enables automatic listening.

In general, a radio or TV station that emits air waves broadcasts unilaterally with a unique sound output for each station.

Therefore, in a TV receiver that receives the airwaves emitted from the broadcasting station, a difference in the sound received when the channel is selected is large and when the channel is selected is small due to the difference in the sound output emitted for each broadcasting station when the viewer selects the broadcasting channel. As a result, viewers watch each channel by re-adjusting the sound of the TV.

In particular, when the TV is connected to other types of acoustic media such as satellite broadcasting, VTR, and DVD, the media have their own sound output, and each of these sound outputs has a difference in sound output from the connected TV. Have.

Therefore, when the other type of sound medium is selected, the TV outputs a sudden loud or small output irrespective of the preset sound, and the viewer has a troublesome problem of using it while adjusting to the appropriate sound.

Therefore, an object of the present invention is to provide a sound level automatically set by the viewer regardless of the sound output of each broadcasting station that emits airwaves or the sound input from other types of media, so that the viewer must listen and adjust the sound. It is trying to solve the pain

In order to achieve the above object, the present invention includes a tuner for receiving each airwave broadcast; A sound level controller for adjusting the sound received from the tuner by a level control signal input from a remote controller; An amplifier for amplifying the sound signal adjusted by the sound level controller; In a TV comprising a speaker for outputting the signal amplified by the amplifier, the sound level control signal set by the remote controller to the sound level controller and the sound level of the selected channel and other media are compared and the sound level signal according to the comparison difference signal. It characterized in that the sound level is configured by automatically adjusting the automatic adjustment unit for outputting.

Another invention for realizing the above object is a step of recording and setting the set sound level signal from the remote control, but if the new sound level signal is input, the sound level signal is updated, and if the new sound level signal is not input, maintaining the whole state Wow; If the sound level is updated and set in the step, determining whether a broadcast channel or other type of medium is set, and analyzing the sound of the set channel and the medium to extract the level; And comparing the sound extracted in the above step with the set sound level, and adjusting and outputting the sound level according to the comparison difference.

1 is a block diagram of the present invention TV sound power automatic adjustment system

2 is a flow chart of the present invention TV sound power automatic adjustment system

* Explanation of symbols for the main parts of the drawings *

100; A remote controller 110; Tuner

120; Level controller 130; amplifier

140; Speaker 200; Sound level automatic adjustment unit

210; Level analyzer 220; Level recorder

230; Level Comparators

Hereinafter, described in detail with reference to the accompanying drawings, preferred embodiments of the present invention.

1 is a block diagram of a TV sound power automatic adjustment system of the present invention, comprising: a remote controller 100 for remotely selecting each over-the-air broadcasting and other media; A tuner (110) for receiving sound signals of airwaves and other media selected by the remote controller (100); A sound level controller 120 for adjusting the sound by the level control signal input from the remote controller to the sound received from the tuner 110; An amplifier (130) for amplifying the sound signal adjusted by the sound level controller (120); In a TV composed of a speaker 140 for outputting the signal amplified by the amplifier 130, the sound level control signal set by the remote control to the sound level controller and the sound level of the selected channel and other media are compared and compared A sound level automatic adjustment unit 200 for automatically adjusting and outputting the sound level signal according to the signal is configured.

The automatic sound level adjusting unit 200 includes a level recorder 210 for recording and storing a sound level control signal input from the remote controller 100; A level analyzer 220 for analyzing and outputting a sound level of the channel selection signal input from the remote controller 100; A level comparator 230 for comparing the sound level recorded by the level recorder 210 with the sound level signal analyzed by the level analyzer 220 and outputting the non-difference sound level signal.

2 is a flowchart of the TV sound power automatic adjustment system of the present invention, comprising: recording and setting the sound level signal set from the remote controller 100 (300); Determining (301) whether a new sound level signal is input from the remote controller (100) in the step (300); Updating a sound level signal (302) when a new sound level signal is input in step (301); Maintaining a full state if no new sound level signal is input in step 301; Determining (304) whether a broadcast channel or other type of medium has been selected if the sound level has been updated and maintained in step 303; Selecting (305) a preset broadcast channel and another medium if another channel and medium are not selected in the step 304; Outputting (306) a sound level selected to a preset broadcast channel and another medium in step (305); Extracting a level (307) by analyzing a sound of a medium different from the channel selected in the step (304); Outputting a comparison difference (308) by comparing the sound extracted in the step (307) with the set sound level; In step 308, a step 309 of adjusting and outputting the sound level according to the comparison difference is performed.

According to the present invention made as described above, when the user operates the TV through the remote controller 100 and subsequently sets the sound level through the remote controller 100 and transmits the sound level signal to the TV, the sound level signal is recorded in the level recorder 220. In addition, it is applied to the level adjuster 120 to record and adjust the sound level (step 300),

In this state of recording and adjusting the sound level, the TV is amplified by the amplifier 130 while adjusting the sound level signal of the broadcasting channel received from the tuner 110 through the level controller 120 and through the speaker 140. Will print.

Subsequently, it is determined whether a new sound level signal is input through the remote controller 100 (step 301).

In this case, when the new sound level signal is input, the new sound level is recorded and set in the level recorder 220 and the level adjuster 120 (step 302). On the other hand, if the new sound level signal is not input, the level is set. The sound level preset to the recorder 220 and the level adjuster 120 is maintained (step 303).

Subsequently, it is determined whether a new broadcast channel and another medium have been selected from the remote controller 100 (step 304). At this time, if the new broadcast channel and another medium are not selected, the preset broadcast channel and other medium are kept as they are (step 304). In step 305), the preset sound level according to the maintained broadcast channel and other media is amplified by the amplifier 130 through the level controller 120 and output to the speaker 140 (step 306).

Meanwhile, when a new broadcast channel and another medium are selected from the remote controller 100, the signals of the new broadcast channel and the other medium are extracted through the level analyzer 210 and output to the level comparator 230 (step 307). ).

The level comparator 230 compares the extracted sound level signal with a sound level recorded and stored in the level recorder 220 or a newly updated sound level to determine whether a comparison difference sound level signal is output (step 308). ).

In this case, when the level comparator 230 does not output the difference sound level signal between the extracted sound level signal and the sound level recorded and stored in the level recorder 220 or a newly updated sound level, the preset sound level is determined. The amplifier 130 is amplified by the level controller 120 and output to the speaker 140 (step 306).

On the other hand, when the difference sound level signal between the extracted sound level signal from the level comparator 230 and the sound level recorded and stored in the level recorder 220 or the newly updated sound level is output, the sound difference signal is compared. The sound level according to the comparison difference is adjusted through the level adjuster 120 (step 309).

That is, when the sound level adjustment process is specifically described, if the new sound level signal is not input, maintaining the entire state (303); Determining (304) whether a broadcast channel or other type of medium has been selected if the sound level has been updated and maintained in step 303; Selecting (305) a preset broadcast channel and another medium if another channel and medium are not selected in the step 304; Outputting the selected sound level to the preset broadcast channel and other media in step 305;

As described above, the present invention compares the sound levels input from a broadcast channel and other types of media received on a TV receiving the sound output of each broadcasting station that emits airwaves, and automatically compares the sound levels with respect to the non-difference signals. By adjusting and outputting, the viewer always outputs and listens to the sound set by the viewer irrespective of the sound level output of the received broadcasting channel and other types of media. It will provide a convenient effect to eliminate the hassle of listening.

Claims (5)

A remote control for remotely selecting each over-the-air broadcast and other media; A tuner for receiving sound signals of airwaves and other media selected by the remote controller; A level adjuster for adjusting the sound received from the tuner using a level control signal input from a remote controller; An amplifier for amplifying the sound signal adjusted by the level controller; In the TV comprising a speaker, the sound level control unit for comparing the sound level control signal set by the remote control to the level controller and the sound level of the selected channel and other media, and automatically adjusts and outputs the sound level signal according to the difference signal. TV sound power automatic adjustment system characterized in that the configuration. The sound level controller of claim 1, further comprising: a level recorder for recording and storing a sound level control signal input from a remote controller; A level analyzer for analyzing and outputting a sound level of the channel selection signal input from the remote controller; And a level comparator for comparing the sound level recorded by the level recorder with the sound level signal analyzed by the level analyzer and outputting the non-difference sound level signal. Recording and setting the set sound level signal from the remote controller, but updating the sound level signal if a new sound level signal is input and maintaining the state if the new sound level signal is not input; If the sound level is updated and set in the step, determining whether a broadcast channel or other type of medium is set, and analyzing the sound of the set channel and the medium to extract the level; And adjusting and outputting the sound level according to the comparison difference in comparison with the sound extracted in the step and the set sound level. 4. The TV sound power according to claim 3, wherein if the other channel and the medium are not selected, selecting a preset broadcast channel and another medium and outputting the preset broadcast channel and the other medium at a selected sound level. Automatic adjustment system. 4. The method of claim 3, further comprising: outputting a selected sound level to a predetermined broadcast channel and another medium if the comparison difference does not occur in comparison with the extracted sound and the set sound level; And when the comparison difference occurs, adjusting the predetermined sound level up or down according to the generated comparison difference.