KR20040070381A - The control device of running machine using the system of voice recognition - Google Patents

Abstract

PURPOSE: A running machine controller using a voice recognition system is provided which drives and stops a running machine, and adjusts the moving speed and inclination of the running machine simply by a voice command, thereby allowing a user to concentrate on workout and to rapidly brake in any event of an abrupt accident. CONSTITUTION: The running machine controller comprises: a microphone(40) that receives a user's voice and generating a voice signal; an amplifier(50) for amplifying the voice signal; an A/D converter(60); a voice extractor(70) for detecting a voice frame; a feature extractor(80) for extracting features of the voice frame and processing the same into a test pattern signal; a reference pattern signal storage unit(90); a pattern matching unit(100) for extracting a reference pattern signal having the most similar feature to the test pattern signal; a moving speed adjusting unit(110); an inclination adjusting unit(120); a speaker(130); a controller(140) for controlling the moving speed adjusting unit(110) and the inclination adjusting unit(120); a wireless voice transmitter(150); and a wireless voice receiver(160).

Description

The control device of running machine using the system of voice recognition}

The present invention relates to a control device of the treadmill, and more specifically, it is possible to drive, stop, adjust the speed and inclination angle of the treadmill by a simple voice command, and even during a safety accident that occurs instantaneously. The present invention relates to a treadmill driving control apparatus using a voice recognition system capable of sudden braking of a treadmill and preventing a safety accident.

In general, aerobic exercise is very useful for relieving obesity and preventing aging. Kinds of aerobic exercise include running, swimming, and cycling. Running is a sports equipment that provides the same athletic effect as running in a narrow space. Many machines are in use.

As shown in FIG. 1, the treadmill is a running belt control unit for controlling the running belt 10 and the keypad 21 to control the rotation speed and the inclination angle of the running belt 10. 20, the user directly controls his / her speed, acceleration and deceleration by manipulating various keys included in the keypad 21 of the running belt control unit 20 during exercise (jogging) in consideration of his or her age, gender, or taste. Tilt angle can be adjusted.

For example, if the user has a menu setting key and a direction key among the various keys provided on the keypad 21 of the running belt control unit 20 and the user wants to reduce the speed during the exercise, the menu setting key is operated to control the exercise speed adjusting menu. After selecting, you can decelerate to the desired speed by operating the direction key.In addition, if you want to adjust the inclination of the running belt 10 to the desired inclination, operate the menu setting key and select the inclination angle adjustment menu and then operate the direction key. Thus, the inclination of the running belt 10 can be adjusted to a desired inclination.

In addition, a safety bar (22) is formed on one side of the running belt control unit 20 to enable the interruption of the power supplied to the treadmill from the power plug is safe in case of abnormal changes in the user's body during exercise By pulling the bar 22 to stop the running of the treadmill, the occurrence of a safety accident is also provided.

However, when the conventional treadmill is to adjust the acceleration / deceleration and the inclination angle of the exercise speed during exercise, the user who is exercising must directly manipulate the various keys provided on the keypad of the treading belt controller attached to one side of the treadmill several times. Since the movement speed and the inclination angle can be adjusted, there is a problem that the user does not concentrate on the exercise and thus hinders the user's movement.

In addition, the user must pull the safety bar 22 formed on one side of the running belt control unit 20 when a safety accident such as a deviation from the running belt that rotates at high speed because the nerve is dispersed when the key operation during exercise. Running of the running belt is stopped by the power off, so there is a problem that it is almost impossible to prevent a safety accident that occurs momentarily.

The present invention is to solve the problems of the prior art, an object of the present invention is a simple voice to operate the treadmill operation, such as driving, stopping, adjusting the speed and inclination of the treadmill when the user jogging using the treadmill By providing it possible by command, the user who is exercising can concentrate his / her attention on the exercise, without interrupting the user's movement, and enabling the braking of the treadmill by voice even in the event of a safety accident that occurs momentarily. The present invention provides a treadmill driving control apparatus using a voice recognition system that can be prevented.

The running machine driving control apparatus using the voice recognition system of the present invention for achieving the above object is a running machine that can control the inclination and moving speed of the running belt by the key operation provided in the running belt control unit, the running belt control unit It is provided on one side of, the microphone for receiving the user's voice requesting the operation control and various function control of the treadmill, and generates a telecommunication machine operation / function control voice signal, the treadmill operation / function control input from the microphone An amplifier for amplifying a voice signal to a predetermined size, an A / D converter for converting an analog signal, which is a voice signal for treadmill operation / function control, amplified to a predetermined size input from the amplifier, into a digital signal, and A Running audio signal converted into digital signal input from the / D conversion unit, such as syllables A voice segment extraction unit for dividing a signal (frame) into short units and detecting only a frame in which the actual voice is spoken, and a frame of the detected treadmill operation / function control audio signal inputted from the extraction unit. A feature extracting unit for extracting a feature of a feature and processing the test pattern signal into a reference pattern signal storage unit by matching a test pattern signal input from the feature extracting unit with a reference pattern signal storing unit; Generating a treadmill operation / function control signal corresponding to the reference pattern signal inputted from the pattern matcher and controlling driving and functions of the speed control means and the tilt angle control means of the treadmill; It is a configuration including a control unit.

Here, the reference pattern signal storage unit divides various voice signals that can be spoken to control the treadmill's operation and various functions into frames in short units such as syllables, and among the divided frames, only the frame in which the actual voice is spoken. The reference pattern signals generated by repeatedly detecting a feature of the detected frames and processing them into pattern signals are stored.

In addition, the treadmill driving control apparatus using the voice recognition system further includes a speaker, and when there is no reference pattern signal having a characteristic similar to the test pattern signal in the pattern matching unit, the controller controls the voice signal stored in the pattern signal storage unit. From the data, data for the voice request information to be spoken again is extracted and controlled to be output through the speaker.

In addition, the treadmill driving control apparatus using the voice recognition system wirelessly transmits after receiving the voice command of the voiced user is converted into a carrier wave so as to more accurately obtain the voice command of the user exercising using the treadmill. And a wireless voice receiver for receiving a carrier transmitted by the wireless voice transmitter and converting the input carrier into a voice signal for treadmill operation / function control.

1 is a perspective view showing a conventional treadmill,

2 is a front view showing a running belt control unit of a treadmill with a voice recognition system according to the present invention;

3 is a schematic block diagram of a running belt control unit of a treadmill with a voice recognition system according to the present invention.

<Code Description of Main Parts of Drawing>

30: running belt control unit 31: keypad

32: LCD 40: microphone

50: amplification unit 60: A / D conversion unit

70: speech section extraction unit 80: feature extraction unit

90: reference pattern signal storage unit 100: pattern matching unit

110: speed control means 120: tilt angle control means

130 speaker 140 control unit

150: wireless voice transmitter 160: wireless voice receiver

Hereinafter, with reference to the accompanying drawings, the configuration and operation of the embodiment of the present invention will be described in detail.

Figure 2 is a front view showing a running belt control unit of the treadmill with a voice recognition system, the present invention, Figure 3 is a schematic block diagram of a running belt control unit of the treadmill with a voice recognition system, as the present invention.

As shown, the running machine driving control apparatus using the voice recognition system of the present invention in the running machine that can adjust the inclination and moving speed of the running belt by the key operation provided in the running belt control unit, the running belt control unit ( 30, which is provided on one side, receives a voice of a user requesting operation control and various function control of the treadmill and generates a telecommunication machine operation / function control voice signal, and the microphone 40 from the microphone 40. An amplifying unit 50 for amplifying the input treading machine operation / function control voice signal to a predetermined size, and an analog signal which is a treadmill operation / function control voice signal amplified to a predetermined size input from the amplifying unit 50; A / D converter 60 for converting into a digital signal, and the running machine operation / function control audio signal converted into a digital signal input from the A / D converter 60 The speech segment extraction unit 70 divides the signal into a short unit such as a section, and detects only the frame in which the actual speech is spoken, and the detected running input from the extraction unit 70. The feature extractor 80 extracts a feature of a frame of the voice signal for machine operation / function control and processes the feature into a test pattern signal, and the test pattern signal input from the feature extractor 80 is used as a reference pattern signal storage unit 90. Pattern matching unit 100 for extracting a corresponding reference pattern signal having a feature most similar to that of the test pattern signal, and a treadmill operation / corresponding to the corresponding reference pattern signal input from the pattern matching unit 100; The control unit 140 generates a function control signal to control the driving speed and function of the running speed adjusting means 110 and the tilt angle adjusting means 120 of the treadmill.

The reference pattern signal storage unit 90 divides various voice signals that can be spoken to control the treadmill's operation and various functions into frames in short units, such as syllables, and the actual voice of each of the divided frames is spoken. Only the detected frames are detected, and reference pattern signals generated by repeating a process of extracting a feature of the detected frames and processing the pattern signals are stored.

The treadmill driving control apparatus using the voice recognition system further includes a speaker 130, and when there is no reference pattern signal having similar characteristics to the test pattern signal in the pattern matching unit 100, the controller 140 Among the voice signal data stored in the pattern signal storage unit 90, the voice request information for voice reproducing again is extracted and controlled to be output through the speaker 130.

The treadmill operation / function control signal is a running speed adjusting means 110 and an inclination angle adjusting means of the treadmill so as to control the driving and stop of the treadmill, the control of the rotational speed of the treadmill and the inclination angle of the treadmill. A signal for controlling 120.

In addition, in order to improve the voice recognition rate of the voice recognition system provided in the treadmill, it is preferable to use isolated word recognition mainly used for short voice commands or simple voice control. The other side of the voice command table can be attached to the voice command that can be driven and stopped the treadmill, the control of the rotation speed of the running belt, the rapid braking and the control of the tilt angle of the running belt. In addition, it is preferable to use DTW (Dynamic Time Warping) suitable for isolated word recognition.

The treadmill driving control apparatus using the voice recognition system receives a voice command of a voiced user, converts it into a carrier wave, and transmits the voice command so as to more accurately obtain a voice command of a user exercising using the treadmill. The transmitter 150 further includes a wireless voice receiver 160 which receives a carrier transmitted from the wireless voice transmitter 150 and converts the input carrier into a voice signal for treadmill operation / function control.

Reference numeral 31 is a keypad, and 32 is a liquid crystal display.

It demonstrates the effect of the present invention made of the above configuration.

To control treadmill operation and various functions using voice, the user is located on the treadmill of the treadmill with a built-in voice recognition system, and then voices a voice that informs the treadmill drive, such as "treadmill drive". .

At this time, the other side of the running belt control unit 30 is attached with a voice command table describing voice commands for controlling the driving and various functions of the treadmill. Even if the voice command table is not familiar, various voices for driving the treadmill, such as "start, start, ..., drive", etc., are databased in the reference pattern signal storage unit 90 so that voice recognition is possible. .

The voice for informing the driving of the treadmill thus produced is input through the microphone 40, and the microphone 40 is generated as a voice signal for treadmill operation / function control using the input voice to the amplifying unit 50. Enter it. Here, the microphone 40 may be installed to extend along the wire so that it can be positioned near the user's mouth by hanging along the ceiling of the wall so that the voice command of the user exercising using the treadmill can be input more accurately. .

The amplifier 50 amplifies the input treadmill operation / function control voice signal to a predetermined size and inputs the A / D converter 60 to the A / D converter 60 to input the treadmill operation / The voice signal for function control is converted into a digital signal and input to the voice section extracting unit 70.

The voice section extracting unit 70 divides the "treadmill driving" voice signal, which is a treadmill operation / function control signal converted into an input digital signal, into a frame which is a short unit signal such as syllables, and divides each of the divided segments. With reference to the energy of the frame, zero crossing rate and time length information, etc., only the frames actually spoken are detected and input to the feature extractor 80.

The feature extracting unit 80 extracts a feature of a frame of the detected treadmill operation / function control voice signal using a parameter representing spectrum information, processes the feature of the extracted frame into a test pattern signal, and then pattern Input to the matching unit 100.

The pattern matching unit 100 matches the input test pattern signal with the reference pattern signal storage unit 90, extracts a corresponding reference pattern signal having a feature most similar to the test pattern signal, and inputs it to the controller 140.

Here, the reference pattern signals databased in the reference pattern signal storage unit 90 divide various voice signals that can be uttered to control the treadmill operation and various functions into frames of short units such as syllables, Generates by repeating the process of processing the pattern signals by extracting the characteristics of the detected frames using parameters representing spectrum information, and retrieving the actual frame by referring to the energy, zero crossing rate and time length information of the frame. Is a signal.

The controller 140 generates a treadmill operation / function control signal for controlling the driving of the treadmill corresponding to the input reference pattern signal and controls the driving speed adjusting means 110 of the treadmill to be driven.

In this case, when there is no reference pattern signal having similar characteristics to the test pattern signal when the test pattern signal input from the pattern matching unit 100 is matched with the reference pattern signal storage unit 90, the controller 140 may perform the exercise. Control the audio output to text on the LCD screen 32 so that the user can recognize the voice call request information again to control the operation and function of the treadmill, or the voice call request information again. It can also be controlled to output.

To this end, a speaker 130 is provided at one end of the treadmill, and the control unit 140 repeats the voice for controlling the operation and the function of the treadmill again among the voice signal data stored in the pattern signal storage unit 90. The voice call request information data is extracted and controlled to be output through the speaker 130.

In addition to the above-described driving of the treadmill, the control of the running speed of the treadmill and the inclination angle of the treadmill can be controlled by a simple voice command through the above process.

For example, if you want to accelerate or decelerate the running speed of a treadmill, the user may use a character like "acceleration, faster, faster, faster, slower, ..., slower" or "6 kilos, 7 kilos, ..., 10 kilos". When the voice command consisting of a combination of numbers and letters is uttered, it recognizes this and automatically adjusts the running speed of the treadmill. Also, the slope of the running belt's inclination angle is "high inclination angle and low inclination angle". "3 degrees, 4 degrees,… When the voice command of the combination of numbers and letters is uttered, the tilt angle can be automatically recognized and the user can concentrate all the nerves on the exercise. Only by pulling the safety bar formed on one side of the treadmill directly, the running of the running belt is stopped, while the running belt can be stopped quickly and simply by voice to prevent the safety accident that occurs momentarily.

And it does not interfere with the user's movement, and receives the user's voice command spoken by the wireless voice transmitter 150 so that the user's voice command can be transmitted by wireless so that the user's voice command can be obtained more accurately. After converting into a carrier wave and transmitting it, the wireless voice receiver 160 receives the carrier wave transmitted from the wireless voice transmitter 150 and converts it into a voice signal for treadmill operation / function control and inputs it to the amplifying unit 50. The voice signal for machine operation / function control can be performed in the same manner as the above-described signal flow system to provide better service.

As described above, the present invention allows the user to exercise the treadmill, such as driving, stopping, adjusting the speed and adjusting the inclination angle of the treadmill while jogging using the treadmill, by providing a simple voice command. By allowing the user to concentrate on the exercise, it does not interfere with the user's movement and also enables the sudden braking of the treadmill by voice even during a safety accident that occurs momentarily, thereby preventing the safety accident. .

Although the invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that modifications and variations can be made within the spirit and scope of the invention, and such modifications and variations will fall within the scope of the appended claims.

Claims (4)

In the running machine that can adjust the inclination and moving speed of the running belt by the key operation provided in the running belt control unit, The microphone 40, which is provided at one side of the running belt control unit 30, receives a user's voice requesting operation control and various function control of the treadmill and generates a treadmill operation / function control voice signal; An amplifying unit 50 for amplifying a treadmill operation / function control audio signal input from the microphone 40 to a predetermined size; An A / D converter 60 for converting an analog signal, which is a voice signal for treadmill operation / function control, amplified to a predetermined size input from the amplifier 50 into a digital signal; The treadmill operation / function control voice signal converted into a digital signal input from the A / D converter 60 is divided into a short unit signal (frame) such as syllables, and the actual voice of each of the divided frames is spoken. A speech section extracting unit 70 for detecting only the extracted frames, A feature extraction unit 80 for extracting a feature of a frame of the detected treadmill operation / function control audio signal input from the extraction unit 70 and processing the extracted feature into a test pattern signal; A pattern matching unit 100 that matches the test pattern signal input from the feature extractor 80 with the reference pattern signal storage unit 90, and extracts a corresponding reference pattern signal having a feature most similar to the test pattern signal; , Generates a treadmill operation / function control signal corresponding to the reference pattern signal input from the pattern matching unit 100 to drive and function the movement speed adjusting means 110 and the tilt angle adjusting means 120 of the treadmill. Running machine driving control device using a voice recognition system, characterized in that it comprises a control unit 140 for controlling. The method of claim 1, The reference pattern signal storage unit 90 divides various voice signals that can be spoken to control the treadmill's operation and various functions into frames in short units, such as syllables, and the actual voice of each of the divided frames is spoken. A treadmill driving control apparatus using a voice recognition system, characterized in that only reference frames are detected, and reference pattern signals generated by repeating a process of extracting a feature of the detected frames and processing the pattern signals are stored a plurality of times. The method of claim 1, The treadmill driving control apparatus using the voice recognition system further includes a speaker 130, and when there is no reference pattern signal having similar characteristics to the test pattern signal in the pattern matching unit 100, the controller 140 Using the voice recognition system, the voice signal request data is extracted from the voice signal data stored in the pattern signal storage unit 90, and the voice voice request information data is re-extracted to be output through the speaker 130. Running machine drive control device. The method of claim 1, The treadmill driving control apparatus using the voice recognition system receives a voice command of a voiced user, converts it into a carrier wave, and transmits the voice command so as to more accurately obtain a voice command of a user exercising using the treadmill. And a wireless voice receiver 160 for receiving a carrier transmitted from the wireless voice transmitter 150 and converting the input carrier into a voice signal for treadmill operation / function control. Running machine drive control device using a voice recognition system.