KR101966310B1 - Remote Diagnosis Method of Bus Multimedia Device - Google Patents

Abstract

A voltage regulator for receiving a DC voltage applied by an automotive battery and converting the DC voltage into an output voltage that is a predetermined constant voltage, Selecting one or more of the audio signals or the video signals according to a user input using the output voltage output from the voltage regulator as a driving voltage for driving the mixing console device, and when one of the audio signals is selected The sound quality is adjusted by varying the depth of the selected audio signal or the depth of the audio signal input to the microphone disposed in the automobile and by repeating the time delay, When a signal is input, The output level of the selected audio signal or the sound source signal of the video signal is reduced, the amplification or level of the selected audio signal or the bass sound of the sound source signal of the video signal is adjusted, and the front speakers and the rear speakers Amplifies and outputs the selected video signal when one of the video signals is selected and outputs a signal through the remote output terminal to another amplifier disposed inside the automobile and the output signal An output unit for outputting a signal output from the control unit to a speaker or a screen disposed inside the automobile, a user input for controlling operation of the control unit, or a voice signal input to a microphone disposed in the automobile, The user control unit Wherein the control unit of the mixing console device for car audio, which is arranged so that the input unit, the voltage regulator, the control unit, the user control unit, and the output unit are built in a console case having a size of 1-DIN, It is connected to rear camera, CCTV in the bus, satellite TV, karaoke system, and DVD player. It is equipped with a communication port and can be remotely diagnosed wirelessly from the central control center. SD / MMC port and USB port are added to the input unit, / MMC card, an external hard disk and a USB memory, and the output unit has an HDMI terminal in addition to the RCA terminal, so that a high-quality image can be transmitted to the output unit, and an infrared sensor And a woofer speaker, a shelf speaker and a floor speaker to improve the sound quality to provide an optimal acoustic image system in the bus The method comprising the steps of: (100) checking power input of the bus multimedia device at the control unit; (200) checking whether the input unit and the output unit are not detecting a signal in the control unit; Detecting (300) the signal undetected position if a signal is not detected; Transmitting the signal undetected position to a communication module (400); And transmitting (S500) the undetected location from the communication module to the central control server, wherein the controller collects image information of the bus internal CCTV connected thereto and detects motion, The method comprising the steps of: detecting motion from image data input from the bus internal CCTV; Acquiring and labeling an area having a magnitude of moving in a specific frame in which the motion is detected by a threshold value or more as a blob and setting a labeled area as a region of interest; Detecting features of the object designated as the ROI and generating experimental data; Determining whether the experimental data is valid; And transmitting the warning sound to the woofer speaker, the shelf speaker, and the bottom speaker when the experimental data is out of a predetermined range, and transmitting the warning sound to the woofer speaker, the shelf speaker, and the bottom speaker.

Description

[0001] The present invention relates to a remote diagnostic method for a bus multimedia device,

The present invention relates to a bus multimedia device. More particularly, the present invention relates to a voltage regulator that receives a plurality of audio signals or video signals respectively output from a plurality of external devices, a voltage regulator that receives a DC voltage applied by an automotive battery and converts the DC voltage into a predetermined constant voltage Selecting one or more of the audio signals or the video signals according to a user input using the output voltage outputted from the voltage regulator as a driving voltage for driving the mixing console device, It is possible to equalize the selected audio signal when it is selected and adjust the sound quality by changing the depth of the selected audio signal or the depth of the audio signal input to the microphone disposed in the automobile, The voice signal to the microphone The control unit adjusts the level of the selected audio signal or the bass sound of the sound source signal of the video signal by adjusting the level of the selected audio signal or the front speaker disposed in the interior of the automobile, And amplifying the selected video signal when one of the video signals is selected and outputting the amplified signal to the another amplifier disposed in the automobile through the remote output terminal An output unit for outputting a signal output from the control unit to a speaker or a screen disposed inside the vehicle, a user input for controlling the operation of the control unit, or a voice signal And transmits it to the control unit Wherein the input unit, the voltage regulator, the control unit, the user control unit, and the output unit are built in a console case having a size of 1-DIN, the mixing console apparatus comprising: MMC card, an external hard disk and a USB memory by adding an SD / MMC port and a USB port to the input unit, and the output unit is connected to the RCA In addition to the terminal, it has an HDMI terminal so that it can transmit high-quality image to the output unit. In addition, an infrared sensor is mounted on the front part to detect the infrared signal of the remote controller, and a woofer speaker, shelf speaker and floor speaker And provides an optimal audio visual system in the bus.

The present invention relates to a bus multimedia device.

Prior art Korean Utility Model Registration No. 20-0454910 discloses a mixing console device for car audio that receives, selects, and adjusts sound quality of a plurality of audio signals or video signals respectively output from a plurality of external devices do. However, the prior art has a problem that the external input and output means can not provide the HD image quality output to the RCA terminal, and the remote sensor can not be mounted and remote operation is impossible.

Korean Registered Utility Model No. 20-0454910

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a mixing console device for car audio, which can be connected to a black box, a rear camera, a satellite TV, It can connect to SD / MMC card, external hard drive and USB memory by adding port and USB port, and it has HDMI terminal in addition to RCA terminal as an output means, so it is possible to transfer HD image, And a woofer speaker, a shelf speaker and a bottom speaker for sensing the infrared signal of the remote controller and for increasing the sound quality of the output unit, thereby providing an optimum acoustic image system in the bus. .

It is another object of the present invention to provide a system and an apparatus that can be remotely diagnosed wirelessly by a central control center by installing a communication port.

The technical objects to be achieved by the present invention are not limited to the above-mentioned problems, and other technical subjects not mentioned can be clearly understood by those skilled in the art from the following description. There will be.

According to an aspect of the present invention, there is provided a bus multimedia device including an input unit for receiving a plurality of audio signals or video signals respectively output from a plurality of external devices, A voltage regulator for converting an output voltage output from the voltage regulator into a driving voltage for driving the mixing console device and outputting one or more signals according to a user input among the audio signals or the video signals The audio signal is equalized to the selected audio signal when one of the audio signals is selected, and the sound quality of the selected audio signal or the sound signal input to the microphone inside the automobile is changed, Lt; / RTI > When a voice signal is input to a front microphone disposed inside the vehicle, the output level of the selected audio signal or the sound source signal of the video signal is reduced, and the bass sound of the selected audio signal or the sound source signal of the video signal is amplified, Adjusts the balance of the output levels of the front speakers and the rear speakers disposed inside the automobile, amplifies and outputs the selected video signal when one of the video signals is selected, An output unit for outputting a signal output from the control unit to a speaker or a screen disposed inside the vehicle, a user input for controlling the operation of the control unit, Input to a microphone placed inside the car The input unit, the voltage regulator, the control unit, the user control unit, and the output unit are disposed in a console case having a size of 1-DIN The control console is connected to a black box, a rear camera, a satellite TV, a karaoke system, and a DVD player. The control unit further includes an SD / MMC port and a USB port in the input unit, And the USB memory, and the output unit has an HDMI terminal in addition to the RCA terminal so that a high-quality image can be transmitted to the output unit, an infrared sensor is mounted on the front unit to detect an infrared signal of the remote controller, A woofer speaker, a shelf speaker, and a floor speaker to provide an optimal acoustic image system in the bus It shall be.

The control unit of the bus multimedia device is equipped with a communication port and is capable of performing remote diagnosis wirelessly from a central control center.

A remote diagnosis method for remotely diagnosing the bus multimedia device, the method comprising: checking (100) power input of the bus multimedia device in the control unit; checking whether the input unit and the output unit 200), checking (300) the signal undetected position when a signal is not detected, transmitting (400) the signal undetected position to the communication module (400) And transmitting the location (500).

SUMMARY OF THE INVENTION The present invention has been made in view of the above problems, and it is an object of the present invention to provide a mixing console device for car audio, which can be connected to a black box, a rear camera, a satellite TV, It can connect to SD / MMC card, external hard drive and USB memory by adding port and USB port, and it has HDMI terminal in addition to RCA terminal as an output means, so it is possible to transfer HD image, And a woofer speaker, a shelf speaker and a bottom speaker for sensing an infrared signal of the remote controller and for enhancing the sound quality of the output unit are connected to provide an optimal acoustic image system in the bus.

Further, the present invention can be remotely diagnosed wirelessly by a central control center by installing a communication port.

It is to be understood that the technical advantages of the present invention are not limited to the technical effects mentioned above and that other technical effects not mentioned can be clearly understood by those skilled in the art from the description of the claims There will be.

FIG. 1 is a diagram illustrating an example of using a bus multimedia device according to an embodiment of the present invention. Referring to FIG.
2 is a front view of a bus multimedia device according to an embodiment of the present invention.
FIG. 3 is an enlarged view of a part of a front view of a bus multimedia device according to an embodiment of the present invention.
4 is a flowchart of a remote diagnosis method for remotely diagnosing a bus multimedia device according to the present invention.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. For the sake of convenience, the size, line thickness, and the like of the components shown in the drawings referenced in the description of the present invention may be exaggerated somewhat. The terms used in the description of the present invention are defined in consideration of the functions of the present invention, and thus may be changed depending on the user, the intention of the operator, customs, and the like. Therefore, the definition of this term should be based on the contents of this specification as a whole.

BRIEF DESCRIPTION OF THE DRAWINGS The present invention will now be described more fully hereinafter with reference to the accompanying drawings, in which preferred embodiments of the invention are shown. It is not. In the following description of the embodiments of the present invention, the same components are denoted by the same reference numerals and symbols, and further description thereof will be omitted.

Prior to the detailed description of each step of the invention, terms and words used in the present specification and claims should not be construed as limited to ordinary or dictionary meanings, and the inventor shall design his own invention in the best manner It should be interpreted in the meaning and concept consistent with the technical idea of the present invention based on the principle that the concept of the term can be properly defined. Therefore, the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and do not represent all the technical ideas of the present invention. Therefore, It is to be understood that equivalents and modifications are possible.

Throughout the specification, when an element is referred to as "including" an element, it means that it can include other elements as well, without departing from the other elements unless specifically stated otherwise. Also, the terms "part," " module, "and the like described in the specification mean units for processing at least one function or operation, which may be implemented in hardware or software or a combination of hardware and software .

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between .

A bus multimedia device according to the present invention includes an input unit for receiving a plurality of audio signals or video signals respectively output from a plurality of external devices, a DC voltage applied by an automotive battery, and converting the DC voltage to a predetermined constant voltage A voltage regulator for selecting one of the audio signals or the video signals according to a user input using the output voltage outputted from the voltage regulator as a driving voltage for driving the mixing console device, The sound quality is adjusted by varying the depth of the selected audio signal or the depth of the audio signal input to the microphone disposed inside the automobile and repeating the time lag, Front Mai The audio signal of the selected audio signal or the audio signal of the video signal is amplified and the level of the selected audio signal or the audio signal of the audio signal of the video signal is amplified or adjusted, Amplifies and outputs the selected video signal when one of the video signals is selected and another amplifier disposed inside the automobile through a remote output terminal to adjust the balance of the output levels of the disposed front speakers and rear speakers On signal and the output voltage, an output unit for outputting a signal output from the control unit to a speaker or a screen disposed inside the automobile, a user input for controlling the operation of the control unit, or a microphone Receiving the input voice signal, Wherein the input unit, the voltage regulator, the control unit, the user control unit, and the output unit are built in a console case having a size of 1-DIN, The control unit is connected to a black box, a rear camera, a cctv in a bus, a satellite TV, a karaoke system, and a DVD player, and an SD card port and a USB port are added to the input unit to be connected to an SD card, The output unit has an HDMI terminal in addition to the RCA terminal so that a high-quality image can be transmitted to the output unit. An infrared sensor is mounted on the front unit to detect an infrared signal of the remote controller. A woofer speaker, a shelf speaker, Speakers are placed to provide an optimal audio visual system in the bus.

In addition, the controller collects image information of the connected internal CCTV, detects motion, and provides a function of alarming when the degree of motion is equal to or greater than a threshold value.

The intra-bus CCTV video motion detection method comprises the steps of: detecting motion from image data input from the bus internal CCTV; blobing an area having a motion magnitude greater than a threshold value in a specific frame in which motion is detected; And setting the labeled region as a region of interest, generating experimental data by detecting a characteristic of the object designated as the region of interest, receiving sample data to be detected Determining whether the experiment data is valid, determining that the experiment data is invalid data if the experimental data is out of a certain range, and transmitting the warning sound to the woofer speaker, the shelf speaker, and the floor speaker.

According to an embodiment of the present invention, in the video monitoring system for detecting movement of objects corresponding to a person in the experiment data generation step, a person may be a detection target object. The motion of the passenger is sensed through the video motion detection method, and the driver or other passengers can be alerted through a warning sound when the passenger performs an unusual behavior.

FIG. 1 is a diagram illustrating an example of using a bus multimedia device according to an embodiment of the present invention. Referring to FIG.

Referring to FIG. 1, a bus multimedia device according to an embodiment of the present invention receives input from a plurality of external devices, and outputs the selected signals to a display device or a speaker in the vehicle.

Further, the present invention can be remotely diagnosed wirelessly by a central control center by installing a communication port.

The plurality of external devices includes a karaoke device, a DVD player, a black box, a satellite TV, a rear camera, a bus internal CCTV, a USB external hard disk, a USB memory, an SD / MMC card and a microphone.

FIG. 2 is a front view of a bus multimedia device according to an embodiment of the present invention, and FIG. 3 is an enlarged view of a part of a front view of a bus multimedia device according to an embodiment of the present invention.

2 to 3, the bus multimedia device according to an embodiment of the present invention includes an output selection unit 10, a front input unit 20, a microphone volume button 30, an echo control button 40, A main volume control button 50, a middle / middle bass control button 60, and a front microphone input terminal 70.

The front input unit 20 has a USB port 21, an LED indicator 22, an infrared sensor 23, and an SD / MMC port 24.

The USB port 21 is connected to a USB external hard disk or a USB memory, and the LED indicator 22 is red when the bus multimedia device is in operation, and red when the bus multimedia device is in the standby mode. Displays the operation and power status of the device.

The infrared sensor 23 receives the infrared signal of the remote controller, and the SD / MMC port 24 connects the SD memory or the MMC memory.

The output selection unit 10 includes a plurality of buttons for selecting audio or audio to be output from a plurality of externally input audio or video images, and a plurality of LEDs indicating the selected status.

4 is a flowchart of a remote diagnosis method for remotely diagnosing a bus multimedia device according to the present invention.

Referring to FIG. 4, a remote diagnosis method for remote diagnosis of a bus multimedia device according to the present invention includes: checking (100) a power input of the bus multimedia device in the control unit and receiving a signal from the input unit and the output unit (200).

When the signal is not detected, the signal undetected position is confirmed (300), the signal undetected position is transmitted to the communication module (400), and the process ends.

If the signal is not yet detected, the process returns to step 100 to confirm the power input.

 While the present invention has been described in connection with what is presently considered to be practical exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, will be. Accordingly, the true scope of the present invention should be determined only by the appended claims.

10: Output selection part
20: front input unit
21: USB port
22: LED indicator
23: Infrared sensor
24: SD / MMC port
30: Microphone volume button
40: Echo control button
50: Main volume control button
60: Treble Middle Bass control button
70: Front microphone input

Claims (3)

delete delete A voltage regulator for receiving a DC voltage applied by an automotive battery and converting the DC voltage into an output voltage having a predetermined constant voltage, Selecting one or more of the audio signals or the video signals according to a user input using the output voltage as the driving voltage for driving the mixing console device, and, when one of the audio signals is selected, And adjusts the sound quality by varying the depth, the repetition, and the time delay of the selected audio signal or the depth of the audio signal input to the microphone disposed in the automobile, and outputs a voice signal to the front microphone The selected o A front speaker and a rear speaker disposed inside the automobile, for reducing the output level of the audio signal or the sound source signal of the video signal, amplifying or adjusting the level of the selected audio signal or the sound source signal of the video signal, And amplifying the selected video signal when one of the video signals is selected and outputting the signal through the remote output terminal to another amplifier disposed inside the automobile, An output unit for outputting a signal output from the control unit to a speaker or a screen disposed inside the automobile, a user input for controlling operation of the control unit, or a voice signal input to a microphone disposed in the automobile, And a user control unit The control unit of the mixing console device for car audio, which is disposed so as to be housed in a console case having a size of 1-DIN, includes a black box, a rear camera, It is connected to CCTV, satellite TV, karaoke system, and DVD player inside the bus. It is equipped with a communication port and can be remotely diagnosed wirelessly from the central control center. In addition, an SD / MMC port and a USB port are added to the input unit, An external hard disk and a USB memory, and the output unit has an HDMI terminal in addition to the RCA terminal so that a high-quality image can be transmitted to the output unit, an infrared sensor is mounted on the front unit to detect an infrared signal of the remote controller, , A woofer speaker to enhance the sound quality, a shelf speaker, and a floor speaker to provide an optimal acoustic imaging system within the bus. A method for remote diagnosis of a media device,

Checking the power input of the bus multimedia device in the controller (100);
(200) checking whether the input unit and the output unit are not detecting a signal in the control unit;
Detecting (300) the signal undetected position if a signal is not detected;
Transmitting the signal undetected position to a communication module (400); And
And transmitting (500) the unrecognized location from the communication module to the central control server,
Wherein the controller collects image information of the connected internal CCTV and detects motion, and alerts when the degree of motion is equal to or greater than a threshold,
The video motion detection method of the bus internal CCTV includes:
Detecting motion from video data input in the bus internal CCTV;
Acquiring and labeling an area having a magnitude of moving in a specific frame in which the motion is detected by a threshold value or more as a blob and setting a labeled area as a region of interest;
Detecting features of the object designated as the ROI and generating experimental data;
In the video data monitoring system for detecting movement of objects corresponding to a person in the test data generating step, a person is a detection target object, motion of the passenger is detected through the video motion detection method, and when a passenger performs an unusual behavior Giving a warning to the driver or other passengers through a warning sound;
Determining whether the experimental data is valid;
And transmitting the warning sound to the woofer speaker, the shelf speaker, and the bottom speaker when the experimental data is out of a predetermined range, and transmitting the warning sound to the woofer speaker, the shelf speaker, and the bottom speaker.

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