KR20180064090A - Bluetooth push to talk service system and method for controlling earset using remote controller - Google Patents

Abstract

The present invention relates to a Bluetooth a push to talk (PTT) service system. More specifically, the Bluetooth PTT service system comprises: a mobile terminal which executes an application for providing a PTT service and transmits and receives a PTT service voice signal through communication with at least one other terminal subscribed to the PTT service; an earset which is in the form of being insertable or mountable in the ear, is connected to the mobile terminal through short-range wireless communication, receives the voice signal from the mobile terminal in a PTT reception mode, outputs the voice signal through a speaker, and transmits the voice signal inputted through a microphone in a PTT transmission mode to the mobile terminal; and a remote control device which transmits a control signal corresponding to the PTT transmission mode or the PTT reception mode to the mobile terminal through short-range wireless communication by the operation of a PTT button. According to the present invention, the functions of a smartphone or a radio communication device can be remotely controlled.

Description

TECHNICAL FIELD [0001] The present invention relates to a Bluetooth PTT service system and a method of controlling an earset using a remote control device,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a Bluetooth PTT service system and a method of controlling an earset using a remote control device, and more particularly, to a Bluetooth PTT service system capable of controlling an earset using a remote control device And an ear control method using the remote control device.

Earset is an earphone and micro-device which is usually used to make a call without using hands by connecting to a phone. It is also used for smart devices such as smart phones equipped with wireless network communication function and near- Accordingly, a hands-free device having a wireless communication function that is connected to a smart device as a main body by wireless communication such as Bluetooth is widely used. In such a form, a speaker portion for reproducing sound from a speaker smart device is inserted into the ear canal of the user's ear Ear canal earphones in the form of earsets are widely used.

Meanwhile, PTT (Push-To-Talk) service is a service that enables one-to-many voice communication using a TRS (Trunked Radio System). This PTT service is provided using conventional TRS, which requires equipment such as a dedicated dedicated repeater, an exchange, and a terminal, which is expensive to install and maintain, and has problems such as poor call quality and simultaneous two-way voice transmission there was. There is also a problem that there is a limitation in the communication distance. However, in recent years, a technology for implementing a PTT service using a smart phone has been proposed according to the proliferation of smart phones.

An earset having a variety of hands-free functions for making a telephone call when driving / driving a vehicle such as a bicycle, a motorcycle or a car is used. These users form a leisure activity group, and outdoor activities where a large number of group members drive / travel together are popular. In this case, when a group member is driving / driving together, Demand has been generated.

1 is a diagram illustrating a general PTT service system. Referring to FIG. 1, the user can pair with the mobile terminal 100 while the earset 110 is mounted on the ear. The mobile terminal 100 and the ear set 110 can transmit and receive a PTT signal through short-distance wireless communication.

On the other hand, in the PTT service, the transmission mode or the reception mode may be frequently changed. The transmission mode or the reception mode may be switched through a screen or button of the mobile terminal 100 or by pressing or releasing a button provided on the earset 110.

However, in order to perform the telephone call and the push-to-talk sequentially, it is necessary to use a PPT device separate from the telephone, and the hands-free operation of the telephone and the push-to- It is realistic and cumbersome to use, which causes safety problems. In addition, when the user releases his or her hand from the steering wheel during driving or traveling, frequent use of the earset mounted on the ear may cause a safety problem. Therefore, there is a need for a method that allows the user to operate the hands-free function without removing the hand from the handle during driving or traveling.

Accordingly, an object of the present invention is to provide a Bluetooth PTT service system and a method of controlling an earset using a remote control device, which enable a user to operate a hands-free function without lifting a hand from a steering wheel during driving or traveling.

It is another object of the present invention to provide a push-to-talk (PTT) remote control device that can be mounted on a handle of a moving means such as a bicycle, a motorcycle, A PTT service system, and an ear control method using a remote control device.

According to an aspect of the present invention, there is provided a Bluetooth PTT service system including an application for providing a push to talk (PTT) service, a PTT service providing unit for communicating with at least one other terminal subscribed to the PTT service, A mobile terminal for transmitting and receiving a voice signal; A voice signal input through the microphone in the PTT transmission mode and a voice signal input through the microphone in the PTT transmission mode; An earset for transmitting to the mobile terminal; And a remote control device for transmitting a control signal corresponding to the PTT transmission mode or the PTT reception mode to the mobile terminal through short-range wireless communication according to the operation of the PTT button.

Preferably, the remote control device includes a fastening portion for attaching the body to a handle of a vehicle or a bicycle.

Preferably, the remote control device communicates with the mobile terminal by a Bluetooth Low Energy (BLE) communication protocol.

Preferably, the remote controller transmits a signal corresponding to the PTT transmission mode to the mobile terminal as the PTT button is held depressed.

Preferably, the remote control device transmits a signal corresponding to the PTT reception mode to the mobile terminal by releasing the input of the PTT button.

Preferably, the mobile terminal receives the signal corresponding to the PTT transmission mode or the signal corresponding to the PTT reception mode from the remote control device, and transmits the switching information for each mode to the earset.

Advantageously, the earset communicates with the mobile terminal via a Bluetooth communication protocol.

According to another aspect of the present invention, there is provided a method of controlling an earset using a remote control device, comprising: executing an application for providing a push to talk (PTT) service in a mobile terminal; Pairing with the earset by the first short range communication means in the mobile terminal; Paired with the remote control device by the second short range communication means in the mobile terminal; Receiving a signal corresponding to a PTT transmission mode from the remote control device and switching to a transmission mode to operate; Transmitting transmission mode switching information to the earset; Receiving a voice signal from the earset; And transmitting the voice signal received from the earset to at least one counterpart terminal.

Receiving a signal corresponding to the PTT reception mode from the remote control device and switching to a reception mode to operate; Transmitting the reception mode switching information to the earset; Receiving a voice signal from at least one counterpart terminal; And transmitting the voice signal received from the at least one counterpart terminal to the earset.

Preferably, the remote control device includes a fastening portion for attaching the body to a handle of a vehicle or a bicycle.

Preferably, the second short range communication means includes a Bluetooth low energy (BLE) communication protocol.

Preferably, the signal corresponding to the PTT transmission mode is generated as the PTT button provided on the remote control device is held pressed.

Preferably, the signal corresponding to the PTT reception mode is generated by canceling the input of the PTT button included in the remote control device.

Preferably, the first short range communication means includes a Bluetooth communication protocol.

The present invention can provide a PTT (Push to Talk) remote control device for radio communication, which can be mounted on a moving means handle such as a bicycle, a motorcycle, or an automobile interlocked with a smart phone and a radio communication device.

In addition, the present invention has an effect that a stand-alone call button to which a wireless protocol is applied is mounted at a position where a driver can easily operate, so that a phone call or a radio communication call can be selectively and easily connected.

1 is a diagram illustrating a general PTT service system.
2 is a diagram illustrating an embodiment of a PTT service system according to an embodiment of the present invention.
3 is a diagram illustrating a PTT service system according to an embodiment of the present invention.
4 is a block diagram illustrating a structure of a mobile terminal according to an embodiment of the present invention.
5 is a block diagram illustrating a structure of an earset according to an embodiment of the present invention.
FIG. 6 is a block diagram illustrating a structure of an earset incorporating an ear canal microphone according to an embodiment of the present invention. Referring to FIG.
7 is a block diagram showing the structure of a remote control apparatus according to an embodiment of the present invention.
8 is a signal flow diagram illustrating a PTT service control procedure according to an embodiment of the present invention.
9 is a diagram showing a detailed configuration of an electronic device according to an embodiment of the present invention.

Hereinafter, the present invention will be described in detail with reference to the accompanying drawings. These embodiments are described in sufficient detail to enable those skilled in the art to practice the invention. It should be understood that the various embodiments of the present invention are different, but need not be mutually exclusive. For example, certain features, structures, and characteristics described herein may be implemented in other embodiments without departing from the spirit and scope of the invention in connection with one embodiment. It is also to be understood that the position or arrangement of the individual components within each disclosed embodiment may be varied without departing from the spirit and scope of the invention. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the present invention is to be limited only by the appended claims, along with the full scope of equivalents to which the claims are entitled, if properly explained. In the drawings, like reference numerals refer to the same or similar functions throughout the several views.

Unless defined otherwise, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. In addition, terms in common use in the context of the present invention are not ideally or excessively interpreted unless expressly defined.

In the following description, the earset is used to mean a device that is mounted or mounted on a person's ear or head to output a voice signal received through wireless communication to the ear, and can be understood as a concept including a headset.

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings, so that those skilled in the art can easily carry out the present invention.

2 is a diagram illustrating an embodiment of a PTT service system according to an embodiment of the present invention. 2, the PTT service system according to an exemplary embodiment of the present invention may include a mobile terminal 200, an earset 210, and a remote controller 220. In addition, the system according to the embodiment of the present invention may further include a wearable device 230.

The mobile terminal 200 may include a general smartphone according to an embodiment of the present invention, and may include a dedicated terminal for PTT service. When the mobile terminal 200 is a smart phone, a PTT service application may be installed and executed to provide a PTT service.

The mobile terminal 200 may be connected to the earpiece 210, the remote control device 220, the wearable device 230, or the like through short-range wireless communication. For example, the mobile terminal 200 may be connected to the earpiece 210 through a first local area wireless communication, and may be connected to the remote control unit 220 through a second local area wireless communication. The first short range wireless communication and the second short range wireless communication may be the same communication protocol or different communication protocols.

The mobile terminal 200 may perform a pairing process to communicate with the earset 210 or the remote controller 220. [ For example, the mobile terminal 200 may be paired with the earset 210 by a Bluetooth communication protocol, and may be paired with the remote control device 220 by a Bluetooth low energy (BLE) communication protocol.

The earset 210 may be used while the user wears the ear, and may include a speaker and a microphone to output and receive a voice signal. The earset 210 can transmit and receive a voice signal to / from the mobile terminal 200. When the mobile terminal 200 provides a PTT service, the user may use at least one button provided on the earset 210 as a PTT button for switching the transmission / reception mode. For example, the user can use the PTT button provided in the earpiece 210 as a transmission mode while pressing the PTT button, and release the PTT button.

The remote control device 220 may be mounted on the handle portion of the bicycle as shown, or may be mounted on the handle portion of the vehicle. To this end, a fastening portion may be connected to the body of the remote control device 220, and the fastening portion may fix or detach the body to the handle of a bicycle or a motor vehicle.

The remote control device 220 can transmit and receive a signal through short-range wireless communication through the pairing with the mobile terminal 200. When the mobile terminal 200 provides the PTT service, the user may use at least one button provided on the remote control device 220 as a PTT button for switching the transmission / reception mode. For example, the PTT button provided on the remote controller 220 can be used in a transmission mode while the PTT button is pressed, and the PTT button pressed can be released to be used as a reception mode. By doing so, the user can freely use the PTT service in the transmission / reception mode without releasing his / her hand while driving a bicycle or a car.

In another embodiment, when the mobile terminal 200 is used as a telephone, the user may use at least one button provided on the remote control device 220 as a button for calling or receiving a call. Therefore, the user can receive the incoming call without removing his or her hand from the handle while driving a bicycle or a car, or can call a recently used telephone number.

Hereinafter, the detailed configuration of each device constituting the PTT service system will be described in detail with reference to FIG. 3 to FIG.

3 is a diagram illustrating a PTT service system according to an embodiment of the present invention. Referring to FIG. 3, a PTT service system for transmitting and receiving one-to-one or one-to-many voice between a mobile terminal and at least one counterpart terminal according to various embodiments of the present invention includes a mobile terminal 200, an earset 210, (220), and a wearable device (230).

The mobile terminal 200 can transmit / receive data to / from the earset 210, the remote control device 220, and the wearable device 230 through short-distance wireless communication. The mobile terminal 200 is interlocked with the earset 210 via the Bluetooth communication means to transmit and receive voice to and from at least one counterpart terminal 300 through the communication network 310. [ Accordingly, when the voice signal generated through the earset 210 is transmitted to the mobile terminal 200, the mobile terminal 200 can transmit the received voice signal to the at least one counterpart terminal 300. In addition, when a voice signal is received from the at least one counterpart terminal 300 by the mobile terminal 200, the mobile terminal 200 transmits the received voice signal to the earset 210.

According to various embodiments of the present invention, the remote control device 220 can transmit and receive signals in short-range wireless communication through the pairing with the mobile terminal 200. When the mobile terminal 200 provides the PTT service, the user may use at least one button provided on the remote control device 220 as a PTT button for switching the transmission / reception mode. For example, the PTT button provided on the remote controller 220 can be used in a transmission mode while the PTT button is pressed, and the PTT button pressed can be released to be used as a reception mode. By doing so, the user can freely use the PTT service in the transmission / reception mode without releasing his / her hand while driving a bicycle or a car. In another embodiment, when the mobile terminal 200 is used as a telephone, the user may use at least one button provided on the remote control device 220 as a button for calling or receiving a call.

The communication network 310 may include at least one of, for example, LTE, LTE-A, CDMA, WCDMA, UMTS, WiBro, or GSM as the cellular communication protocol. In addition, the communication network 310 may be configured without discriminating the communication modes such as wired and wireless, and may be a personal area network (PAN), a local area network (LAN), a metropolitan area network (MAN) A metropolitan area network (WAN), and a wide area network (WAN). Also, the communication network 310 may be a known World Wide Web (WWW) and may use a wireless transmission technique used for short-distance communication such as Infrared Data Association (IrDA) or Bluetooth It is possible.

4 is a block diagram illustrating a structure of a mobile terminal according to an embodiment of the present invention. 4, a mobile terminal 200 according to an exemplary embodiment of the present invention includes a controller 410, a Bluetooth module 420, a communication unit 430, a storage unit 440, a display unit 450, an input unit 460, As shown in FIG.

The storage unit 140 may store an application program for allowing the mobile terminal 200 to operate according to a mode set when a user's command is input from the earpiece 210. [ The application program may include a program that allows the mobile terminal 200 to operate as a PTT service.

For example, the PTT service is a basic communication method of a radio. When a voice signal is generated in a state in which a PTT button provided in advance is pressed, a voice signal is transmitted to at least one counterpart terminal. On the contrary, It is possible to receive a voice signal from at least one other terminal. Thus, the application program allows the mobile terminal 200 to operate in the same manner as the radio.

That is, when an audio signal is generated in a state where the PTT button is pushed, the application program causes the mobile terminal 200 to transmit a voice signal to at least one counterpart terminal 300, and when the PTT button is not depressed, When the mobile terminal 200 receives a voice signal from at least one of the mobiles 300, the voice signal can be output. In addition, the application program may be stored in the earset 210 in a manner such that the mobile terminal 200 is directly operated and the application program is selected to be executed or the mobile terminal 200 receives a predetermined signal from the earset 210, When a voice signal is received, it is executed. When the application program is executed, the execution information may be output through the display unit 450. Alternatively, a button-shaped icon may be generated as execution information to represent the operation state of the mobile terminal 200 by implementing colors differently.

For example, when the mobile terminal 200 operates in the transmission mode, the color of the icon of the application program is displayed in red. When the mobile terminal 200 operates in the reception mode, It can be displayed in green.

The Bluetooth module 420 transmits and receives a communication signal for allowing the mobile terminal 200 to operate in conjunction with the earset 210 or the remote control device 220. The Bluetooth module 420 transmits and receives signals to and from the earpiece 210 or the remote controller 220 through the pairing and transmits the signal to the controller 410 after being linked with the earset 210 or the remote controller 220. [ The base station 200 continuously transmits and receives a signal to / from the ear-set 210 or the remote control 220 until receiving a signal for releasing the interworking from the earset 210 or the remote control 220. Here, the signal is an interlock signal for the mobile terminal 200 to interlock with the earset 210 or the remote controller 220, a voice signal to be transmitted to or received from at least one counterpart terminal 300, Refers to all signals transmitted and received between the mobile terminal 200 and the ear set 210 or the remote control device 220. [

The control unit 410 controls the Bluetooth module 420 to operate in conjunction with the earset 210 or the remote control unit 220 and transmits the control signal to the earset 210 or the remote control unit 220 through the Bluetooth module 420 and the mobile terminal 200 ) Can be maintained.

The control unit 410 controls the application program, the communication unit 430 and the display unit 450 according to a signal transmitted / received to / from the earset 210, the remote control unit 220 and the at least one counterpart terminal 300, (200).

Specifically, when a signal for transmitting voice from the earset 210 to at least one counterpart terminal 300 is generated, the controller 410 receives the voice signal through the Bluetooth module 420, To the at least one counterpart terminal (300) through the communication unit (430).

When the control unit 410 receives a voice signal from at least one of the mobiles 300 while the application program is being executed, the control unit 410 transmits the received voice signal to the earset 210 through the Bluetooth module 420 . In addition, the control unit 410 causes the display unit 450 to display an application program.

The communication unit 430 is provided to allow the mobile terminal 200 to transmit and receive voice signals to and from at least one counterpart terminal 300. To this end, the communication unit 430 receives the command for transmitting the voice signal from the control unit 410 to at least one counterpart terminal 300, and transmits the received voice signal to at least one counterpart terminal 300. Also, when a voice signal is received from at least one counterpart terminal 300, information indicating that the voice signal has been received is transmitted to the control unit 410. When the application program is executed, the display unit 450 displays the operation state of the application program and displays an icon of the application program.

Further, the input unit 460 may be configured to execute an application program or to select a transmission or reception mode of the PTT service. The display unit 450 and the input unit 460 may be configured as a touch screen.

5 is a block diagram illustrating a structure of an earset according to an embodiment of the present invention. 5, an earpiece 210 according to an embodiment of the present invention is used for inputting or outputting a voice signal and includes a control unit 510, a Bluetooth module 520, a speaker 530, a microphone 540 ), And a PTT button 550.

The PTT button 550 is integrally provided with the earset 210 and generates a push signal and a cancel signal to transmit and receive a voice signal to at least one counterpart terminal 300.

The PTT button 550 is pressed or released to receive a command from the user. When the PTT button 550 is pressed, the pressurizing information is transmitted. When the PTT button is released, the canceling information is transmitted to the controller 510. The PTT button 550 according to the embodiment of the present invention may be integrated with the earset 210.

The Bluetooth module 520 transmits and receives a voice signal, a pressure signal, and a cancellation signal to / from the mobile terminal 200. When a pressure signal or a cancellation signal is generated from the PTT button described above, To be transmitted to the mobile terminal (200).

The Bluetooth module 520 receives the voice signal from the mobile terminal 200 and transmits the received voice signal to the controller 510. The control unit 510 receives the push signal and the cancel signal from the PTT button 550. The control unit 510 controls the Bluetooth module 520 to transmit the above-described pressure signal, the cancel signal and the voice signal input from the microphone 540 to the mobile terminal 200, And receives the voice signal transmitted from at least one counterpart terminal (300).

The control unit 510 controls the speaker 530 to output the voice signal received from the mobile terminal 200. The microphone 540 is used to receive a voice signal. When a voice signal is input, the voice signal is transmitted to the control unit 510. Meanwhile, the speaker 530 allows the voice signal received from the mobile terminal 200 to be output.

In the above description, when the mobile terminal 200 and the earset 210 interlock with each other and transmit and receive a voice, the mobile terminal 200 is switched to the voice transmission mode or the voice transmission mode by pressing and releasing the PTT button 550 provided in the earset 210 It is assumed that the mobile terminal 200 operates in a voice transmission mode or a voice transmission mode even though the mobile terminal 200 is directly operated. have. In this case, when the icon displayed on the display unit 450 of the mobile terminal 200 is depressed, a voice signal is input through the microphone provided in the mobile terminal 200, or a voice signal is transmitted through the microphone 540 provided in the earset 210 May be input.

In addition, the application program may allow the mobile terminal 200 to transmit and receive voice to and from at least one counterpart terminal 300 through the direct operation of the mobile terminal 200 without the earset 210 Of course it is. Also, when the PTT button 550 or the icon is pressed within 1 second and the pressure is released after the PTT button 550 or the icon is pressed, the mobile terminal 200 is not operated for a preset time, May be operated in the voice transmission mode.

According to various embodiments of the present invention, the earset described with reference to FIG. 5 may be configured to include a built-in microphone as shown in FIG. FIG. 6 is a block diagram illustrating a structure of an earset incorporating an ear canal microphone according to an embodiment of the present invention. Referring to FIG. Referring to FIG. 6, the functional features of the present invention include an echo canceller 21 and a receiver 22 included in the microphone / receiver accommodating portion 20 of the Bluetooth earset 210 having the echo canceller built therein, The control of the drive control unit 40 for the first external microphone 31 and the second external microphone 32 included in the receiving unit 30 and the control of the sound signal processing function for the second external microphone 32, A Bluetooth communication mode for transmitting and receiving a voice call through the user terminal and a hearing mode for amplifying a sound signal received from the outside are selectively performed.

In addition, a touch input unit (touch pad) constituting the touch operation recognition unit 50, a proximity sensor 60 for sensing the wear of the user, a control of the drive control unit 40 for the display unit 70, Receives a selection input of the user for performing the Bluetooth communication mode and the hearing aid mode, and performs a function of displaying an operation state or the like.

Therefore, the functional configuration of the Bluetooth earset in which the earphone microphone of the present invention is built will be described, focusing on the configuration of the drive control section 40 and the respective functions.

6, the drive control unit 40 includes an input signal control unit 41, an audio signal processing unit 42, a power control unit 43, a memory 44, an I / F control unit 45, a central processing unit 46, An RF transmitting unit 47A and an RF receiving unit 47B, and a power supply unit and a power charging unit.

The input signal control unit 41 receives a control command according to the Bluetooth communication mode and the hearing mode of the central processing unit 46 and then switches the electrical connection between the main microphone 21 and the first external microphone 31, And transmits the received sound signal to the sound signal processing unit 43 through the central processing unit 46.

That is, the input signal control unit 41 activates it through the electrical connection with the earpiece microphone 21 in the Bluetooth communication mode and transmits the acoustic signal of the user's ear voice received through the earphone microphone 21 to the central processing unit 46 To the sound signal processing unit 42. [

The input signal control unit 41 activates the first external microphone 31 in connection with the first external microphone 31 in the hearing mode, disconnects the electronic connection with the external microphone 21 and deactivates it, 31 to the sound signal processing unit 42 through the central processing unit 46. The sound signal processing unit 42,

The input signal control unit 41 transmits the external sound signal received from the second external microphone 32 to the sound signal processing unit 42 through the central processing unit 46.

The acoustic signal processing unit 42 amplifies the acoustic signal of the user's ear voice received through the earphone microphone 21 received from the input signal control unit 41 through the central processing unit 46 in the Bluetooth communication mode, Modulates it in a predetermined manner through a digital signal processing (DSP), transmits it to the user terminal through the RF transmitter 47A, amplifies the voice signal received through the RF receiver 47B and converts it into a digital sound signal Processed in a predetermined manner via a digital signal processing (DSP), amplified and transmitted to the receiver 22 so as to be reproduced by sound.

At this time, the amplification amount of the acoustic signal received in a predetermined manner according to the acoustic signal correction value in the hearing correction mode is adjusted for each frequency and transmitted to the receiver 22.

In the digital signal processing (DSP) process, the external sound signal received from the second external microphone 32 is received through the central processing unit 46 to extract an acoustic signal for the user's voice, And correcting an acoustic signal of a user's ear voice received through the earpiece microphone (21) based on the signal.

The acoustic signal processing unit 42 amplifies the external sound signal received through the first external microphone 31 received from the input signal control unit 41 through the central processing unit 46 in the hearing mode and converts the amplified external sound signal into a digital sound signal Processed in a predetermined manner via a digital signal processing (DSP), amplifies the processed electric signal, and transmits the amplified electric signal to the receiver 22 to reproduce sound.

At this time, the amplification amount of the acoustic signal received in a predetermined manner according to the acoustic signal correction value in the hearing correction mode is adjusted for each frequency and transmitted to the receiver 22.

In addition, the digital signal processing (DSP) receives an external sound signal received from the second external microphone 32 through the central processing unit 46, and receives the sound signal received through the first external microphone 31 based on the sound signal. And correcting the signal.

The power control unit 43 controls ON / OFF of the power supplied from the battery 40b according to the control command of the central processing unit 46 and controls the operation of the power charging unit.

Also, the power control unit 43 detects the power state, that is, whether or not the charging is completed, whether the battery is discharged, or whether the charging is proceeding, from the power source unit or the power charging unit to the central processing unit 46 so as to be displayed on the display unit 70 in a predetermined manner do.

In the memory 44, various setting data including data such as an algorithm for digital signal processing (DSP) and a sound correction value of the hearing correction mode, and a control algorithm for driving the Bluetooth earset with a built-in microphone are programmed And is used in accordance with the call of the central processing unit 46. [

The I / F control unit 45 controls the key input unit (touch pad), the proximity sensor 60 that senses wear of the user and the display unit 70 according to a control command of the central processing unit 46, Receives the touch input from the proximity sensor 60 and transmits the touch input to the central processing unit 46 and receives the proximity detection signal from the proximity sensor 60 and transmits it to the central processing unit 46.

The central processing unit 46 generates a control command for controlling the operations of the input signal control unit 41 and the sound signal processing unit 42 according to the Bluetooth communication mode and the hearing mode and outputs the control command to the control unit 41 and the sound signal processing unit 42, And a control command for controlling the operation of the control unit 41 and the sound signal processing unit 42 is based on a user's input or touch recognition recognized through a key input unit (touch pad).

That is, the key input unit (touch pad) constituting the touch operation recognition unit 50 includes a first touch pad 51 for recognizing the first touch of the user and a second touch pad 51 for recognizing the second touch of the user. The first touch pad 51 and the second touch pad 52 are connected to the first touch pad 51 and the second touch pad 52 by a user's input or touch recognition, A control command for switching the Bluetooth communication mode and the hearing mode between the Bluetooth communication mode and the hearing mode is generated or transmitted according to the touch sequence for the pad 51 and the second touch pad 52, In addition, a control command for controlling ON / OFF of the power supply can be generated and transmitted based on the user's input or touch recognition recognized through the key input unit (touch pad).

The control command generated according to any user's input or touch recognition may be preset by the user and stored in the drive program and changed.

For example, when a touch is recognized at a predetermined time interval by the first touch pad 51 and the second touch pad 52, a control command for raising or lowering the volume according to the direction is generated. In the Bluetooth communication mode, The first touch pad 51 and the second touch pad 52 are switched to the hearing mode when the touch is continued for the first time and the first touch pad 51 and the second touch pad 52 And generates a control command to switch to the Bluetooth communication mode when the touch is continued for the first time with respect to the one. When the touch is continued for a second time with respect to at least one of the first touch pad 51 and the second touch pad 52, power is set to generate a control command for controlling ON / OFF of the power.

In addition, the central processing unit 46 generates a control command for controlling ON / OFF of the power source, and transmits the control command to the power control unit 43 as an electrical signal for a predetermined proximity from the proximity sensor 60 , And controls the Bluetooth wireless communication with the user terminal and controls the operation of the Bluetooth earset having the built-in microphone according to the stored driving program.

The RF transmitting unit 47A and the RF receiving unit 47B transmit and receive a signal for voice communication with the user terminal through the Bluetooth wireless communication and receive various kinds of information such as the hearing correction value through the application 300 installed in the user terminal 200 And performs the function of receiving the set data and the required drive program.

7 is a block diagram showing the structure of a remote control apparatus according to an embodiment of the present invention. Referring to FIG. 7, the remote controller 220 according to the embodiment of the present invention may include a main body 710 and a coupling part 720. The main body 710 may include a control unit 711, a Bluetooth module 712, a PTT button 713, and a storage unit 714. The fastening portion 720 may include fastening means to fix or detach the body portion 710 to the handle of a bicycle or a car.

The remote control device 220 according to the embodiment of the present invention can be used for transmitting a control signal for the transmission mode or the reception mode conversion to the mobile terminal 200 when the PTT service is provided through the earset 210 have.

The PTT button 713 is integrally provided with the remote controller 220 and generates a push signal and a cancel signal to transmit / receive a control signal for switching the transmission / reception mode or the control of the mobile terminal 200 in the PTT service.

The PTT button 713 is pressed or released to receive a command of the user. When the PTT button 713 is pressed, the pressurizing information is transmitted. When the PTT button is released, the canceling information is transmitted to the controller 711. The PTT button 713 according to the embodiment of the present invention may be integrated with the remote control device 220. [

The Bluetooth module 712 transmits and receives a push signal and a cancel signal to / from the mobile terminal 200. When a push signal or a cancel signal is generated from the PTT button 713 described above, the Bluetooth module 712 transmits a signal from the controller 711 To be transmitted to the mobile terminal (200).

When the Bluetooth module 712 receives a signal for pairing from the mobile terminal 200, the Bluetooth module 712 transfers the received signal to the controller 711. The control unit 711 receives the push signal and the cancel signal from the PTT button 713. Further, the control unit 711 controls the Bluetooth module 712 to transmit the above-described pressure signal and cancel signal to the mobile terminal 200. [

The storage unit 714 may store various application programs so that the remote control device 220 can operate in conjunction with the mobile terminal 200. In addition, the storage unit 714 may store setting information so that a signal input through the PTT button 713 can perform a specific function.

8 is a signal flow diagram illustrating a PTT service control procedure according to an embodiment of the present invention. Referring to FIG. 8, the mobile terminal 200 may perform pairing 801 and 802 for short-range wireless communication with the earpiece 210 and the remote controller 220 according to an embodiment of the present invention. At this time, the mobile terminal 200 may be connected to the earpiece 210 through a first local area wireless communication, and may be connected to a remote control unit 220 through a second local area wireless communication. The first short range wireless communication and the second short range wireless communication may use the same communication protocol or different communication protocols. For example, the first short range wireless communication may include a Bluetooth communication protocol, and the second short range wireless communication may include a BLE communication protocol.

If the mobile terminal 200 is a general smart phone, the PTT service dedicated application program may be executed 803 for using the PTT service. The mobile terminal 200 can operate as a PTT service terminal according to execution of the application program.

According to the embodiment of the present invention, when the PTT button is pressed in the remote control device 220 to hold the input (804), the earset 210 or the mobile terminal 200 can operate in the transmission mode. When the input signal is transmitted to the mobile terminal 200 (805) according to the input of the PTT button, the application of the mobile terminal 200 can change the setting to operate in the transmission mode (806). The mobile terminal 200 may transmit the transmission mode switching information to the currently connected earset 210 according to the transmission mode operation.

The earset 210 may receive the transmission mode switching information from the mobile terminal 200 and may operate 808 in the transmission mode. The transmission mode in the earpiece 210 may include microphone activation and speaker deactivation.

When the user's utterance is input 809 as a voice signal through the microphone of the ear set 210, the input voice signal is transmitted 810 to the mobile terminal 200, and at the mobile terminal 200, (811) the voice signal to the mobile terminal (300).

The earset 210 or the mobile terminal 200 may operate in the receiving mode by releasing 812 the PTT button that was held down by the remote control 220 in accordance with an embodiment of the present invention . When the release signal is transmitted to the mobile terminal 200 (813) according to the release of the PTT button, the application program of the mobile terminal 200 can change the setting to operate in the reception mode 814. The mobile terminal 200 may transmit (815) the reception mode switching information to the currently connected earset 210 according to the reception mode operation.

The earset 210 may receive mode conversion information from the mobile terminal 200 and may operate 816 in a receive mode. The receiving mode at the earset 210 may include deactivation of the microphone and activation of the speaker.

When a voice signal is transmitted 817 from at least one counterpart terminal 300 to the mobile terminal 200, the mobile terminal 200 may transmit the received voice signal to the earset 210 (818). In the earset 210, a voice signal received from the mobile terminal 200 may be output 819 through a speaker.

At least one of the operations shown in FIG. 8 may be omitted, and at least one other operation may be added between the operations. 8 may be processed in the order shown, and the execution order for at least one operation may be changed and processed in accordance with the execution order of the other operation. In addition, the operations shown in FIG. 8 may be performed in the electronic device, or may be performed in the server. Also, at least one of the operations shown in FIG. 8 may be performed in the electronic device, and the remaining operations may be implemented in the server.

Meanwhile, the method according to an embodiment of the present invention may be implemented in the form of a program command which can be executed through various computer means and recorded in a computer-readable medium. The computer-readable medium may include program instructions, data files, data structures, and the like, alone or in combination. The program instructions recorded on the medium may be those specially designed and constructed for the present invention or may be available to those skilled in the art of computer software. Examples of computer-readable media include magnetic media such as hard disks, floppy disks, and magnetic tape; optical media such as CD-ROMs and DVDs; magnetic media such as floppy disks; Magneto-optical media, and hardware devices specifically configured to store and execute program instructions such as ROM, RAM, flash memory, and the like. Examples of program instructions include machine language code such as those produced by a compiler, as well as high-level language code that can be executed by a computer using an interpreter or the like. The hardware devices described above may be configured to operate as one or more software modules to perform the operations of the present invention, and vice versa.

In the foregoing, a system, an apparatus, and a method according to an embodiment of the present invention have been described in detail. Although the embodiment of the present invention has been described with reference to a smartphone, the present invention can be applied to any electronic device. Embodiments of various electronic devices including a smart phone according to an embodiment of the present invention will be described below.

An electronic device in accordance with various embodiments of the present invention may be any of various electronic devices such as, for example, a smartphone, a tablet personal computer, a mobile phone, a videophone, an e-book reader, Such as a personal computer (PC), a laptop personal computer, a netbook computer, a workstation, a server, a personal digital assistant (PDA), a portable multimedia player (PMP) A camera or a wearable device such as smart glasses, head-mounted-device (HMD), electronic apparel, electronic bracelets, electronic necklaces, electronic apps, An electronic tattoo, a smart mirror, or a smart watch).

9 is a diagram illustrating a detailed configuration of a mobile terminal according to an embodiment of the present invention. 9, a mobile terminal 200 (e.g., a smartphone or PTT dedicated terminal) includes a processor 910, a memory 920, a bus 930, an input / output interface 940, a display 950, An interface 960, and a local area communication module 970. In some embodiments, the mobile terminal 200 may omit at least one of the components, or may additionally include other components.

The bus 930 may include circuitry, for example, to connect the components 910 to 970 to each other and to communicate communications (e.g., control messages and / or data) between the components .

The processor 910 may include one or more of a central processing unit (CPU), an application processor (AP), or a communication processor (CP). The processor 510 may perform, for example, operations or data processing related to control and / or communication of at least one other component of the mobile terminal 200. [

The memory 920 may include volatile and / or non-volatile memory. The memory 920 may store instructions or data related to at least one other component of the mobile terminal 200, for example. According to one embodiment, the memory 920 may store software and / or programs. The program includes, for example, a kernel 924, middleware 923, an application programming interface (API) 922, and / or an application program (or "application" can do. At least a portion of the kernel 924, middleware 923, or API 922 may be referred to as an operating system (OS).

The kernel 924 may include system resources (e. G., Programs) used to execute operations or functions implemented in other programs (e.g., middleware 923, API 922, or application program 921) E.g., bus 930, processor 910, or memory 920, etc.). The kernel 924 can also control or manage system resources by accessing the individual components of the mobile terminal 200 in the middleware 923, the API 922, or the application program 921 You can provide an interface.

The middleware 923 can perform mediating functions such that the API 922 or the application program 921 can communicate with the kernel 924 to exchange data. The middleware 923 may also be configured to communicate with at least one of the application programs 921 with respect to the work requests received from the application program 921, (E.g., scheduling or load balancing) a work request using a method such as assigning a priority that can be used (e.g., bus 930, processor 910, or memory 920) .

The API 922 is an interface for the application 921 to control the functions provided by the kernel 924 or the middleware 923, for example, file control, window control, At least one interface or function (e.g., command) for processing, character control, or the like.

The input / output interface 940 may serve as an interface through which commands or data input from, for example, a user or other external device can be transmitted to the other component (s) of the mobile terminal 200. The input / output interface 940 may output commands or data received from other component (s) of the mobile terminal 200 to a user or another external device.

The display 950 can be, for example, a liquid crystal display (LCD), a light emitting diode (LED) display, an organic light emitting diode (OLED) display, or a microelectromechanical systems (MEMS) electronic paper) display. The display 550 may display various content (e.g., text, image, video, icons, symbols, etc.) to the user, for example. The display 550 may include a touch screen and may receive a touch, gesture, proximity, or hovering input using, for example, an electronic pen or a portion of the user's body.

The communication interface 960 can establish communication between the mobile terminal 200 and an external device (e.g., the counterpart terminal 300). For example, the communication interface 960 may be connected to the communication network via wireless or wired communication to communicate with the external device.

The wireless communication may use at least one of, for example, LTE, LTE-A, CDMA, WCDMA, UMTS, WiBro, or GSM as the cellular communication protocol. The wired communication may include at least one of a universal serial bus (USB), a high definition multimedia interface (HDMI), a recommended standard 232 (RS-232), a plain old telephone service (POTS) . The telecommunications network may include, for example, at least one of a computer network (e.g., a LAN or WAN), the Internet, or a telephone network.

The short range communication module 970 may include, for example, a WIFI module, a BT module, an NFC module, and the like. The mobile terminal 200 may communicate with the earset 210, the remote control device 220, the wearable device 230, and the like using the short-range communication module 970 according to an embodiment of the present invention. Also, the mobile terminal 200 may include a plurality of short-range communication modules 970, and may simultaneously communicate with a plurality of peripheral devices using different short-range communication protocols.

The mobile terminal 200 in accordance with various embodiments of the present invention may be used in various applications such as, for example, a smartphone, a tablet personal computer, a mobile phone, a videophone, an e-book reader reader, a desktop personal computer, a laptop personal computer, a netbook computer, a workstation, a server, a personal digital assistant (PDA), a portable multimedia player (PMP) , Mobile medical devices, cameras, or wearable devices such as smart glasses, head-mounted-devices (HMD), electronic apparel, electronic bracelets, electronic necklaces, (e. g., apps, e-tat, smart mirror, or smart watch). Also, according to various embodiments of the present invention, the mobile terminal 200 may include a PTT service dedicated terminal.

Although not explicitly shown, the devices shown in Figs. 3-9 may further include components not shown in Figs. 3-9 or may not include some of the components shown in Figs. 3-9. 3 to 9, some of the components may be separated into a plurality of detailed components, or a plurality of components may be provided by being combined with one component.

3 to 9, each apparatus may be provided separately from a plurality of servers physically, spatially or functionally separated from each other. In this case, each server may or may not include some of the components shown in Figures 3-9.

In the meantime, the respective components of the apparatus are separately shown in the drawings to show that they can be functionally and logically separated, and do not necessarily mean physically separate components or separate codes.

In this specification, each functional unit (or module) may mean a functional and structural combination of hardware for carrying out the technical idea of the present invention and software for driving the hardware. For example, each functional unit may refer to a logical unit of a predetermined code and a hardware resource for executing the predetermined code, and may be a code physically connected to the functional unit, But can be easily deduced to the average expert in the field of the invention.

Also, in this specification, a database may mean a functional and structural combination of software and hardware that stores information corresponding to each database. The database includes all data storage media and data structures capable of storing information corresponding to the database.

The invention has been described above with the aim of method steps illustrating the performance of certain functions and their relationships. The boundaries and order of these functional components and method steps have been arbitrarily defined herein for convenience of description. Alternative boundaries and sequences may be defined as long as the specific functions and relationships are properly performed. Any such alternative boundaries and sequences are therefore within the scope and spirit of the claimed invention. In addition, the boundaries of these functional components have been arbitrarily defined for ease of illustration. Alternative boundaries can be defined as long as certain important functions are properly performed. Likewise, the flow diagram blocks may also be arbitrarily defined herein to represent any significant functionality. For extended use, the flowchart block boundaries and order may have been defined and still perform some important function. Alternative definitions of both functional components and flowchart blocks and sequences are therefore within the scope and spirit of the claimed invention.

The invention may also be described, at least in part, in the language of one or more embodiments. Embodiments of the invention are used herein to describe the invention, aspects thereof, features thereof, concepts thereof, and / or examples thereof. The physical embodiment of an apparatus, article of manufacture, machine, and / or process for implementing the invention may include one or more aspects, features, concepts, examples, etc., described with reference to one or more embodiments described herein . Moreover, in the entire drawings, embodiments may incorporate the same or similarly named functions, steps, modules, etc. that may use the same or different reference numerals, and so forth, Steps, modules, etc., may be the same or similar functions, steps, modules, etc., or the like.

As described above, the present invention has been described with reference to particular embodiments, such as specific constituent elements, and limited embodiments and drawings. However, it should be understood that the present invention is not limited to the above- And various modifications and changes may be made thereto by those skilled in the art to which the present invention pertains.

Accordingly, the spirit of the present invention should not be construed as being limited to the embodiments described, and all of the equivalents or equivalents of the claims, as well as the following claims, belong to the scope of the present invention .

100: mobile terminal 110: earset
200: mobile terminal 210: earset
220: remote control device 230: wearable device
300: Relative terminal 310: Communication network
410: control unit 420: Bluetooth module
430: communication unit 440:
450: display portion 460: input portion
510: control unit 520: Bluetooth module
530: Speaker 540: Microphone
550: PTT button 710:
711: Control section 712: Bluetooth module
713: PTT button 714:
720: fastening part 910: processor
920: memory 930: bus
940: Input / output interface 950: Display
960: Communication interface 970: Local communication module

Claims (10)

A mobile terminal that executes an application for providing a PTT service and transmits and receives a PTT service voice signal through communication with at least one other terminal subscribed to the PTT service;
A voice signal input through the microphone in the PTT transmission mode and a voice signal input through the microphone in the PTT transmission mode; An earset for transmitting to the mobile terminal; And
And a remote control device for transmitting a control signal corresponding to the PTT transmission mode or the PTT reception mode to the mobile terminal via short-range wireless communication according to the operation of the PTT button.
The remote control system according to claim 1,
And a fastening portion for attaching the body to the handle of the vehicle or the bicycle.
The remote control system according to claim 1,
And transmits the signal corresponding to the PTT transmission mode to the mobile terminal as the PTT button is held pressed.
The remote control system according to claim 1,
And transmits a signal corresponding to the PTT reception mode to the mobile terminal by releasing the input of the PTT button.
The mobile terminal according to claim 3 or 4,
And transmits the switching information for each mode to the earset as the signal corresponding to the PTT transmission mode or the signal corresponding to the PTT reception mode is received from the remote control device.
A method for controlling an earphone using a remote control device,
Executing an application for providing a push to talk (PTT) service at a mobile terminal;
Pairing with the earset by the first short range communication means in the mobile terminal;
Paired with the remote control device by the second short range communication means in the mobile terminal;
Receiving a signal corresponding to a PTT transmission mode from the remote control device and switching to a transmission mode to operate;
Transmitting transmission mode switching information to the earset;
Receiving a voice signal from the earset; And
And transmitting the voice signal received from the earset to at least one mating terminal.
The method according to claim 6,
Receiving a signal corresponding to the PTT reception mode from the remote control device and switching to a reception mode to operate;
Transmitting the reception mode switching information to the earset;
Receiving a voice signal from at least one counterpart terminal;
And transmitting the voice signal received from the at least one counterpart terminal to the earset.
7. The remote control apparatus according to claim 6,
And a fastening portion for attaching the main body to the handle of the vehicle or the bicycle.
7. The method of claim 6, wherein the signal corresponding to the PTT transmission mode comprises:
Wherein the remote controller is generated when the PTT button provided on the remote controller is held pressed.
7. The method of claim 6, wherein the signal corresponding to the PTT reception mode comprises:
Wherein the remote control device is generated by releasing an input of a PTT button provided in the remote control device.

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