KR0180321B1 - Alarm device by volume detection when not wearing a wireless headphone - Google Patents

Abstract

According to the present invention, when the noise is generated in the surroundings, the sound heard from the wireless headphones is relatively small, so that the weight is detected according to the noise information, and the warning by the volume detection when the wireless headphones are not worn to increase or decrease the volume of the silent headphones. The purpose is to provide a device.

Accordingly, according to the present invention, an image signal intermediately amplified by the image IF module 2 is processed through the image signal processor 6, and is reproduced through the image output unit 10. The audio signal, which is amplified by the intermediate frequency, is processed by the voice signal processing unit 8 and passed through the voice output unit 12 so that the speaker side is dataed by the timer 33. In a television having a voice listening function of a wireless headphone which is wirelessly transmitted through 28, 30, 32, and reproduced by the wireless headphone 100, an on / off function of an operating power source, a voice data function, and a wireless headphone ( A function setting means 14 for key setting the listening function and the volume control function of the user 100, an illumination sensing unit 16 for sensing data set by the key operation of the function setting means 14, and an operation power supply. The wireless in the on state or the release state of the voice data function When the listening function of the phone is set, the control means 18 for comparing the brightness of the surroundings with the set data and controlling the switching to data switching by the function setting means, and the function setting means In the case of having a brightness lower than the brightness, the timer 33 is driven to automatically adjust the volume after the lapse of a predetermined time, and has a volume control unit 24 for converting the voice signal by the voice data function.

Description

Warning device by volume detection when wireless headphones are not worn

1 is a block diagram showing a configuration of a radio headphone device of a television according to the prior art.

2 is a block diagram showing the configuration of an audio signal in the warning device by volume detection during non-wearing of the wireless headphones carried out in accordance with a preferred embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

2: Video IF Module 4: Audio IF Module

6: Image signal processor 8: Audio signal processor

10: video output unit 12: audio output unit

14: function setting unit 16: light detection unit

18: control unit 20: display memory

22: OSD signal processing unit 24: volume control unit

26: modulation frequency generator 28: voice modulator

30: signal transmitter 32: transmission antenna

33: timer 34: reception antenna

36: voice signal demodulator 38: voice signal amplifier

40A, 40B: Headphone Speaker

The present invention relates to a warning device by detecting a volume when the wireless headphones are not worn. More specifically, since the sound heard from the wireless headphones is relatively small when noise occurs in the surroundings, weight is assigned to the volume according to the noise information. The present invention relates to a warning apparatus by detecting a volume when a wireless headphone is not worn to increase or decrease the volume of the headphone.

Currently, the TV which is generally used has adopted the audio listening function of the TV broadcasting using the wireless headphone for the convenience of the user. According to the audio listening function of the wireless headphone, the voice of the TV broadcasting which is currently reproduced from a long distance is reproduced. The signal is made audible.

In the audio listening function of the wireless headphones, when a voice signal of a television broadcast according to a predetermined broadcast channel is processed through a signal processing system and then transmitted through a separate transmission antenna instead of a speaker, the user wears it. The audio signal received through the reception antenna of the wireless headphone is demodulated and then reproduced through the headphone speaker assigned to the left and right output channels.

By the way, in the audio listening function of the radio headphone of the television, the user had to arbitrarily adjust the control in which the audio signal emitted from the radio headphone is automatically converted from mono to data or from data to mono.

Accordingly, the present invention has been made in view of the above circumstances, and when the noise occurs in the surroundings, the sound heard from the wireless headphones is relatively small, so that the volume of the silent headphones is increased or decreased by weighting the volume according to the noise information. It is an object of the present invention to provide a warning device by detecting a volume when the wireless headphones are not worn.

In order to achieve the above object, according to the warning device by the volume detection when the wireless headphones are not worn according to the present invention, the video signal of the intermediate frequency amplified by the video IF module is processed through the video signal processor, and then passes through the video output unit. The video signal is reproduced, and the intermediate frequency-amplified voice signal through the voice IF module is processed by the voice signal processing unit, the voice signal is passed through the voice output unit, and the speaker side is wirelessly transmitted through the wireless transmitter instead of the timer. A television having a voice listening function of a wireless headphones which is reproduced by voice; A function setting means for key setting an on / off function of an operating power source, a voice data function, a listening function of a wireless headphones, and a volume control function; an illumination sensing unit for sensing data set by a key operation of the function setting means; When the listening function of the wireless headphone is keyed while the power supply is on or the voice data function is released, the standard volume is set by the set data, and the function setting means switches to the standard volume level. Control means for controlling the, and compared with the reference brightness set by the function setting means, if the ambient brightness is lower than the reference brightness when the wireless headphone is equipped with a volume control unit for adjusting the volume after a long time elapsed Provides a warning device by volume detection.

Other objects and various advantages of the present invention will become more apparent from the preferred embodiments of the present invention described below with reference to the accompanying drawings by those skilled in the art.

Hereinafter, with reference to the accompanying drawings will be described in the present invention.

Hereinafter, the present invention configured as described above will be described in detail with reference to the accompanying drawings.

That is, Figure 1 is a block diagram showing the configuration of the warning device by the volume detection when not wearing the wireless headphones according to the present invention, the reference numeral 2 in the apparatus of the present invention selected channels tuned through a tuner (not shown) A video IF module for detecting an image middle frequency amplification for detecting a video signal according to television broadcasting, and 4 represents an audio IF module for detecting an audio middle frequency amplification by detecting a video signal according to the selected television broadcasting.

In addition, reference numeral 6 denotes an image signal processing unit for processing the image signal in the form of a composite video signal of the intermediate frequency amplified video signal, and 8 denotes a volume control unit 24 which adjusts the quality of the intermediate frequency amplified audio signal and will be described later. The voice signal processing unit which controls the volume and performs voice signal processing such as data processing or voice multiplexing is shown.

Reference numeral 10 denotes a video output unit for amplifying the video signal processed composite video signal in a reproducible manner, and 12 denotes an audio output unit for amplifying the voice signal processed voice signal in reproducible manner.

Reference numeral 14 is composed of a matrix button unit installed in a predetermined portion of a remote controller for remote control or the main body of the main body to turn on / off a function of power, a voice data function, a listening function of a wireless headphone, and a volume control function. 16 denotes a data memory in which data for a data change command adjusted by the key operation of the enable setting unit 14 is memorized.

In addition, reference numeral 18 controls the overall functional operation of the television, while the audio listening function of the wireless headphones is set by the key operation of the function setting unit 14 while the operation power is turned on or the voice data function is released. When the voice signal of the voice signal processor 8 is voice data, the controller detects a data change command set through the data detected by the illumination detector 16 and converts the voice signal into a data signal. .

In addition, reference numeral 20 denotes an illumination sensing unit for detecting a data switching command, and 22 denotes an audio signal converted from data by receiving a data switching command from the illumination sensing unit 20 under the control of the controller 18. An OSD signal processor for generating OSD text information to indicate that it is being transmitted.

Reference numeral 24 denotes a volume control unit for converting the voice signal of the audio signal processing unit 8 to data by the mono / data switching control of the control unit 18.

Further, reference numeral 26 denotes a modulation frequency generator for generating a small modulation frequency for modulating the carrier wave for the voice signal into a signal wave, and 28 denotes a modulation frequency and the voice output generated by the modulation frequency generator 26. A voice modulator for mixing a voice signal from the unit 12 and modulating the signal into a signal wave, 30 denotes a signal transmitter for amplifying and outputting the modulated voice signal to a receivable signal level, and 32 denotes a predetermined part of a television. A transmission antenna for wireless transmission of voice signals.

Reference numeral 33 denotes a timer for data output of a voice signal output to a speaker (not shown) under wireless control of the voice signal under the control of the control unit 18.

Reference numeral 100 denotes a wireless headphone for receiving and reproducing voice signals according to a television broadcast transmitted wirelessly from the television.

In the wireless headphone 100, reference numeral 34 denotes a reception antenna for receiving a voice signal transmitted from the transmission antenna 32, and 36 denotes a voice signal demodulation for demodulating the received voice signal to enable voice reproduction. 38 denotes a voice signal amplifier for amplifying the demodulated voice signal to a level capable of voice reproduction in the headphone speakers 40A and 40B.

Next, the operation of the present invention made as described above will be described in detail with reference to the flowchart of FIG.

First, the process proceeds to step 50 and when the operating power of the television is turned on or the sound data state of the sound signal processing unit 8 is released by the volume control unit 24, the process proceeds to step 51 and the control unit 18 sets the function. By the key operation of the unit 14, it is determined whether or not the setting operation for the operation of the wireless headphones 100 is performed.

As a result of the determination in step 51, the controller 18 determines that the function setting unit 14 is performing key setting for allowing the wireless headphone 100 to listen to a voice signal according to a television broadcast. If the control proceeds to step 52 to make the voice signal of the voice signal processing unit 8 through the volume control unit 24 to the voice data, and according to the data switching command detected by the illumination detection unit 16 The data is compared whether or not data transmission is performed.

As a result of the determination in step 52, when it is determined that data switching in accordance with the set data switching command has been performed, control proceeds to step 54 to determine whether or not a standard volume is set.

As a result of the determination in step 55, the controller 18 determines that the function setting unit 14 is performing a key setting operation for controlling the decrease in volume. Cancels the voice data state so that volume control is performed in response to the volume control operation of the function setting unit 14, and the voice signal from the voice output unit 12 is modulated by the voice modulator 28. As the modulated frequency signal from the frequency generator 26 is modulated and then modulated and then wirelessly transmitted by the transmitting antenna 32 through the signal transmitting unit 30, the receiving antenna 34 of the wireless headphone 100 is wireless. The received voice signal is demodulated by the voice signal demodulator 36, and then amplified by the voice signal amplifier 38 to reproduce the voice through the headphone speakers 40A and 40B.

According to the present invention made as described above, when the noise occurs in the surroundings, the sound heard from the wireless headphones is relatively small, so as to increase or decrease the volume of the silent headphones by weighting the volume according to the noise information, There is an advantage that it is possible to prevent a state in which a voice signal having a volume is suddenly played back.

While the present invention has been shown and described with respect to certain preferred embodiments, those skilled in the art will recognize that various modifications and changes can occur without departing from the spirit and scope of the invention as set forth in the following claims.

Claims (1)

The video signal intermediately amplified by the video IF module 2 is processed through the video signal processor 6 to play the video signal through the video output unit 10, and is reproduced through the audio IF module 4. The amplified voice signal is processed by the voice signal processing section 8 and passes through the voice output section 12 so that the speaker side is dataed by the timer 33, instead of the wireless transmission means 26, 28, 30, 32. In the television with a voice listening function of the wireless headphone that is wirelessly transmitted through the) and the voice is reproduced by the wireless headphone 100; Function setting means 14 for setting the on / off function of the operating power, the voice data function, the listening function of the wireless headphone 100, and the volume control function, and the key operation of the function setting means 14. When the listening function of the wireless headphone is set in the light detecting unit 16 which detects the data and the on-state power supply or the voice data function is turned off, the brightness of the surroundings is compared with the set data. The control means 18 for controlling the switching to data conversion by the function setting means, and when the brightness is lower than the brightness set by the function setting means, the timer 33 is driven to automatically adjust the volume after a predetermined time elapses. In addition to the sound warning function by the volume detection when the wireless headphones are not wearing, characterized in that the volume control unit 24 for converting the voice signal data by the voice data function .