KR100883104B1 - Headset system and operation method using the same - Google Patents

Abstract

The present invention relates to a headset system and a reset operation method thereof.

In the headset system and its reset operation method according to an embodiment of the present invention, a headset without a separate reset button can be manufactured by resetting the headset by recognizing a connection event of an external power source for supplying power to the headset as a headset reset event. In addition, the present invention controls to maintain a turn-on state while charging the headset, thereby supporting the use while the headset is being charged.

Bluetooth, headset, charge, reset, external power

Description

Headset system and its reset operation {HEADSET SYSTEM AND OPERATION METHOD USING THE SAME}

1 is a view schematically showing a headset and a peripheral configuration of the headset according to an embodiment of the present invention;

2 is a block diagram schematically showing a detailed configuration of the body portion of FIG.

3 is a flowchart illustrating a method of operating a headset according to an embodiment of the present invention.

The present invention relates to a headset system and a reset operation method thereof, and more particularly, to a headset system and a reset operation method for resetting a headset by recognizing power input from the outside as a reset signal without a separate reset button.

The portable terminal has been improved in portability due to the rapid development of the device and the development of the software, thereby allowing various programs to be used. In particular, in recent years, the development of short-range wireless communication module that can support the expandability of the mobile terminal has been rapidly developing. Among these short-range wireless communication modules, the Bluetooth module has been commercialized due to the stability of communication and the continuous development of products, and is being released as a basic function rather than an option in the latest portable terminal. In particular, the Bluetooth module is being replaced as a wireless headset capable of wirelessly supporting the earphone, which is an auxiliary device of the mobile terminal, and many products are being released in conjunction with satisfying user's desire for convenience.

However, the conventional headset is equipped with a Bluetooth module having a certain size in order to perform communication using a wireless. In addition, the headset includes various buttons such as a separate button, for example, a volume button, a headset activation button, and a headset reset button, for communication control based on the mounted Bluetooth module. In addition, the headset further includes a battery for supplying power for operating the device. As described above, the conventional headset has a disadvantage that it is difficult to carry and wear because of its bulky volume due to buttons and batteries for device operation.

Accordingly, there is a need for exploring various ways to reduce the size of the headset.

Therefore, the present invention has been made to solve the above-mentioned problems of the prior art, an object of the present invention, by operating the headset in accordance with the operation state of the headset, headset system that can simplify the structure of the headset and its reset operation method Is to provide.

Headset system according to an embodiment of the present invention for achieving the above object is a headset for playing and outputting audio signal; And an external power supply for supplying power to the headset, wherein the headset performs a reset operation according to whether the external power supply is connected.

A method for operating a headset system according to an embodiment of the present invention for achieving the above objects includes: a headset system including a headset and an external power source for supplying power to the headset; And resetting the headset when the external power supply is connected.

Hereinafter, exemplary embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the following description, only the parts necessary for understanding the operation according to the embodiment of the present invention will be described, it should be noted that the description of other parts will be omitted so as not to distract from the gist of the present invention.

The terms or words used in the specification and claims described below should not be construed as being limited to the common or dictionary meanings, and the inventors are appropriate to the concept of terms in order to explain their invention in the best way. It should be interpreted as meanings and concepts in accordance with the technical spirit of the present invention based on the principle that it can be defined. Therefore, the embodiments described in the specification and the drawings shown in the drawings are only one of the most preferred embodiments of the present invention, and do not represent all of the technical idea of the present invention, various modifications that can be replaced at the time of the present application It should be understood that there may be equivalents and variations.

In the present invention, the short range wireless communication module is limited to Bluetooth, but various short range wireless communication modules such as UWB, Zigbee, infrared communication, and RUBee IEEE 1902.2 may be applied as well as a Bluetooth module.

1 is a diagram illustrating a headset system configuration including a headset and a peripheral device of the headset according to an exemplary embodiment of the present invention.

Referring to FIG. 1, the headset system of the present invention may be combined with a cradle 200, a cradle 200 for mounting the headset 100, a cradle 200, and supply power to the headset 100. It includes an external power supply unit 300. Here, the holder 200 and the external power supply unit 300 can be designed and manufactured integrally, and the headset 100 can be electrically connected to the external power supply unit 300 through the holder 200. Have a passage That is, the external power source 300 is in contact while the headset 100 is mounted on the holder 200 to provide power to the headset 100 from the external power source 300.

Hereinafter, each configuration of the headset system of the present invention will be described in more detail.

The headset 100 includes an earpiece unit 160 that provides an output of an audio signal to a user, and a body unit 150 that supports the earpiece unit 160 and performs audio processing. Headset 100 having such a configuration, the body 150 receives data from an external, for example, a portable terminal, and audio-processes the received data, and then outputs it to the user through the earpiece 160. . When the body part 150 and the external power supply unit 300 come into contact with each other, the headset 100 resets the headset 100 by recognizing a contact event as a reset signal of the headset 100.

The earpiece 160 is attached to the ear of the user of the headset 100 and, when attached, outputs an audio signal reproduced by the body 150 in the direction of the ear hole formed in the user's ear. The earpiece 160 includes a protrusion 162 formed to be easily inserted into an ear hole formed in a user's ear, and a support 164 that supports the protrusion 162 and is coupled to the body 150.

The protruding portion 162 is formed in an ellipsoidal shape and is inserted into the ear hole by a predetermined width, and is preferably formed of a material having elasticity at least one side so as to be more firmly adhered to the inlet of the ear hole. A speaker may be disposed in the protrusion 162. Here, the protrusion 162 may be formed in various shapes such as polygons, circles, as well as the ellipsoidal shape as described above.

The support part 164 is formed between the protrusion part 162 and the body part 150 to support the protrusion part 162 and to transmit a signal transmitted from the body part 150 to the protrusion part 162. Provide passage. For example, when the speaker is disposed in the protrusion 162 inside the support part 164, a wire connecting the body part 150 and the speaker may be included therein.

The body unit 150 demodulates and decodes a signal transmitted from the portable terminal and provides the same to the user through the earpiece unit 160. Detailed configuration of the body portion 150 will be described in detail with reference to FIG. 2.

The cradle 200 mounts the headset 100 and connects the headset 100 to the external power source 300. To this end, the holder 200 has a mounting area 210 on which the body part 150 of the headset 100 is seated, and the support part 164 supporting the earpiece part 160, particularly the protrusion 162, is moved. It is configured to include a mounting groove 220 is mounted. The cradle 200 of the present invention having the structure as described above has a mounting groove 220 so that the protrusion 162 provided with the speaker can be opened to the outside, so that the user can adhere to the ear even after the headset 100 is seated. It can have a structure.

The mounting region 210 may be formed in a shape similar to the appearance of the body portion 150 in order to be separated from the body portion 150 is seated or seated. That is, the mounting area 210 is preferably secured to the space so that the body portion 150 is fitted to prevent the flow of the body portion 150. In addition, an electric passage may be provided at the bottom of the mounting area 210 to supply power of the external power source 300 to the body 150. For example, a line for electrically connecting the external power source 300 and the body part 150 to the bottom of the mounting area 210 is wired, or after the body part 150 is seated, the body part For example, the connector 140 may have a through hole to directly contact the external power source 300.

The mounting groove 220 is a groove in which the support part 164 of the headset 100 is mounted, and may be formed by cutting one side wall of the column among the hollow columnar shapes forming the mounting area 210. The mounting groove 220 provides a movement path of the support part 164 while the body part 150 is seated in the mounting area 210, and the body part 150 is completely seated in the mounting area 210. After the end of the groove is preferably in contact with the support portion 164. Here, the width of the mounting groove 220 is preferably formed to be similar to the width of the support 164 in consideration of the mobility of the support 164.

The external power source 300 is coupled to the bottom end of the cradle 200 and in contact with the body 150, can supply power to the body 150, it can be manufactured to be portable for user convenience. . The external power source 300 preferably has a structure that can be in contact with the connector 140 of the body portion 150 may be manufactured integrally with the cradle 200 for this purpose. On the other hand, when the external power source 300 is a portable non-portable connected to an outlet, the external power source 300 may be connected to a socket that can be connected to the outlet and the connector 140 of the body portion 150 Interface can be prepared.

In the above, the configuration of the headset system according to an embodiment of the present invention has been described. Hereinafter, the configuration of the body part 150 of the headset and the reset of the headset 100 according to the contact of the body part 150 and the external power source 300 will be described in detail.

2 is a view schematically showing only the configuration for resetting the headset 100 according to the present invention among the configuration of the body portion 150 according to an embodiment of the present invention.

Referring to FIG. 2, the body unit 150 of the present invention includes a short range communication module 130, a control unit 120, an internal power supply unit 110, and a connector 140 that may be connected to the external power supply unit 300. do.

The short-range communication module 130 is a communication module that can form a communication channel with an external, for example, portable terminal. As an example, a Bluetooth module may be applied. The Bluetooth is a standard for short-range, one-to-many, radio frequency for voice and data transmission and can communicate through solids rather than metals. The Bluetooth can communicate between terminals within a distance of about 10cm to 10m, and can extend up to 100m when the radio wave is increased. Bluetooth uses the Industrial Scientific Medical (ISM) band (2.402 GHz to 2.480 GHz) of the 2.4 GHz band, and uses a transmission speed of 1 Mbps and a frequency hopping scheme (79/23 hop, 1600 hop / sec) to prevent interference. Low power consumption (0.3mA standby, maximum 30mA when transmitting / receiving) is possible, and transmission distance 10m and option up to 100m are possible. Bluetooth includes a low guard band between 2.4 GHz and 2.402 GHz and an up guard band between 2.48 GHz and 2.4835 GHz in the band to prevent signal interference. Bluetooth is classified into classes according to transmission power, and transmission powers of classes 1,2 and 3 are defined as 100mW, 2.5mW, and 1mW, respectively. In addition, Bluetooth uses GFSK (Guassian Frequency Shift Keying) modulation method and supports 3 channels of A-Law, u-Law PCM, and Continuous Variable Slope Delta Modulation (CVSDs). Here, the signal received by the short range communication module 130 may be, for example, various signals such as an FM radio signal, an MP3 music file, and a voice call signal.

The internal power supply unit 110 supplies power required for the operation of each component of the headset 100. When the external power supply unit 300 is connected, the internal power supply unit 110 maintains the power supply of the headset 100 in a previous state under the control of the controller 120.

The connector 140 is an interface to which the external power supply unit 300 is connected, and has a form corresponding to a pin or an electrode formed in the external power supply unit 300. When the external power supply unit 300 is connected, the connector 140 supplies the power of the external power supply unit 300 to the internal power supply unit 110, and the external power supply unit 300 is connected to the controller 120. To pass.

The controller 250 controls various components included in the headset 100 and control signal flow between components. In particular, when the external power source 300 is connected to the connector 140, the controller 120 resets the short range communication module 130 and transfers the power supply state of the internal power source 110 to a previous state. Keep it at

In more detail, when the external power supply unit 300 is connected to the connector 140 while the internal power supply unit 110 is turned off, the controller 120 resets the reset signal to the short range communication module 130. The short range communication module 130 is reset by transferring (reset_sig). Thereafter, the controller 120 maintains the state of the internal power supply unit 110 in a turn-off state. Accordingly, the headset 100 resets the short-range communication module 130 and charges the internal power supply 110 in the turned-off state, thereby enabling the internal power supply 110 to be charged relatively quickly. .

Meanwhile, when the external power source 300 is connected to the connector 140 while the internal power source 110 is turned on, the controller 120 turns off the internal power source 110 and then closes the local power supply 110. The short range communication module 130 is reset by transmitting a reset signal reset_sig to the communication module 130. Thereafter, the controller 120 turns on the internal power supply 110 again. Accordingly, after resetting the short range communication module 130, the headset 100 maintains the state of the internal power supply 110 while being turned on while charging the internal power supply 110. As a result, the signal is transmitted and received using the headset 100 while charging by maintaining the turn-on state while the internal power supply unit 110 of the headset 100 is being charged.

The controller 120 generates a reset signal reset_sig for resetting the short-range communication module 130 of the headset 100 in response to an event in which the headset 100 is connected to the external power source 300. ), You can reset without a separate reset button. Therefore, the headset 100 of the present invention is not provided with a separate reset button, but may perform an operation for resetting.

Meanwhile, the body unit 150 according to an embodiment of the present invention may further include a key input unit 23 and a microphone MIC required for controlling the headset 100, and may further include a display unit according to a model.

The key input unit 230 is disposed at one side of the body unit 150 to control the size of the audio signal reproduced by the body unit 150, that is, a button for adjusting a volume, a button for switching a voice call function, and an audio playback unit. It can include buttons for various functions such as stop and search.

The microphone MIC collects a voice signal generated from a user or an audio signal generated from the surrounding area and transmits the collected audio signal to the headset controller 250.

The display unit may include a light-emitting diode (LED) to display information according to a certain mode of the headset 100 or to display a corresponding mode in response to key input signals related to play, stop, and search.

Here, the shapes of the headset and the headset peripheral device according to the embodiment of the present invention are not limited to the drawings and the detailed description of the invention. That is, the headset reset according to the operating state according to an embodiment of the present invention is to reset the headset 100 according to an event connected to an external power supply unit for supplying power to the headset 100, and in the form of a headset or an external power supply unit. Regardless of the type, the headset reset can be performed without inputting using the reset button. The external power source according to an embodiment of the present invention may be a non-portable power source such as an outlet, or may be a portable power source such as a battery.

In the above, the configuration of the headset system according to an embodiment of the present invention has been described. Hereinafter, a headset reset operation according to an operating state according to an embodiment of the present invention will be described.

Prior to the description, in the reset control method of the headset according to the operating state of the present invention, the external power is defined as supplying power after the external power supply unit 300 is connected through the connector 140, and the internal power supply is internal It will be defined as the power supplied by the power supply unit 110.

In addition, in the following description, the use of a headset is described as an example according to a call connection, but the use of a headset according to an embodiment of the present invention is not only for a call connection but also for various uses, for example, playing music and listening thereto, and radio broadcasting. Various uses, such as listening, can be applied. That is, when the headset system is connected to an external power source while maintaining the turn-on state, the headset system according to an embodiment of the present invention checks whether a signal for using the headset is generated and activates the headset according to the signal generation. .

3 is a flowchart illustrating a method of controlling a reset of a headset according to an operating state according to an exemplary embodiment of the present invention.

3, the headset operating method of the present invention, first, the control unit 120 checks whether the external power source 300 is connected (S101), if there is no external power source 300 connection, the current state It maintains (S102). In the step S102, the headset 100 maintains the turn-on state when the current state is turned on, and turns off the state when the external power unit 300 is connected, while the turn-on state is generated. It branches to step S101 to detect that.

In step S101, when the external power source unit 300 is connected, the controller 120 checks the internal power state of the internal power source unit 110 (S103). Thereafter, the controller 120 checks whether the internal power source 110 is turned off (S104), and when the internal power source is turned off, the controller 120 connects the headset 100 to the external power source 300. Reset (S105). That is, when the external power source 300 is connected, the controller 120 controls the short range communication module 130 of the headset 100 when the power supply state of the internal power source 110 is turned off, that is, when the internal power is turned off. Reset. Thereafter, the controller 120 controls the charging of the internal power supply unit 110 while maintaining the turn-off state of the internal power supply unit 110 (S106).

In the reset of the headset 100 in steps S105 and S106, the controller 120 transmits a reset signal reset_sig to the short range communication module 130 of the headset 100 to reset the short range communication module 130. It is.

On the other hand, in step S104, when the internal power is turned on, after turning off the internal power supply 110, the controller 120 resets the short-range communication module 130 of the headset 100 ( S107). Thereafter, the controller 120 checks whether or not the reset of the headset 100 is completed (S108). When the reset is completed, the controller 120 turns on the internal power supply 110 to supply internal power and the internal power supply ( Charge 110 is performed (S109).

Meanwhile, the controller 120 turns on the internal power supply 110 to supply internal power and checks whether a call is generated while charging the internal power supply 110 (S110). That is, the controller 120 may alarm the user when receiving a signal indicating whether to use the headset 100 according to a call call generation from an external device, for example, during charging. If there is no call call, the controller 120 branches to step S109 and controls to perform charging while maintaining the turn-on state of the internal power supply unit 110.

Next, in step S110, when a call occurs, the controller 120 checks whether a key input for call connection is generated (S111). That is, the controller 120 determines whether a user input for generating a call input is generated, for example, a key input signal using the key input unit 230. If the key input signal generation does not occur, the control unit 120 branches to step S109 to maintain the previous state, that is, the internal power supply unit 110 turn-on state and the charging state.

On the other hand, in step S111, when a key input for a call connection occurs, the call connection is performed (S112), and then the control unit 120 checks whether the call is terminated (S113).

In step S113, the control unit 120 branches to step S112 when the event according to the termination does not occur, and branches to step S109 when the event according to the termination occurs.

In step S113, the controller 120 may determine not only an end event in which the user inputs an end event by using a call end button, but also a signal transmission and reception according to a call connection type as an end event.

As described above, the headset is reset according to the operation state according to an embodiment of the present invention and its operation method by performing a reset operation according to the connection event of the external power source, the headset is not provided with a separate reset button implementation This is possible.

As described above, in the detailed description of the present invention has been described with respect to specific embodiments, various modifications are possible without departing from the scope of the invention. Therefore, the scope of the present invention should not be limited to the described embodiments, but should be determined not only by the claims below, but also by the equivalents of the claims.

As described above, according to the headset system and its operation method according to an embodiment of the present invention proposed by the present invention, it is possible to implement a headset without a separate reset button.

Claims (15)

In a headset system, A headset for reproducing and outputting an audio signal; Including an external power supply for supplying power to the headset, The headset is a headset system, characterized in that for performing a reset operation when the external power supply is connected. The method of claim 1, The headset is An earpiece unit configured to output the audio signal; And A body unit for reproducing the audio signal; The body part Short-range communication module for transmitting and receiving a signal with the outside; An internal power supply unit supplying power to the headset; A connector for connecting the external power supply; And And a controller which controls to reset the headset when the external power supply is connected. The method of claim 2, The control unit When the internal power supply is turned off when the external power supply is connected, And resetting the headset and controlling the internal power supply to be charged while maintaining the turn-off state of the internal power supply. The method of claim 2, The control unit When the internal power supply is turned on when the external power supply is connected, And resetting the headset after turning off the headset and controlling the internal power supply to be charged while the internal power supply is turned on after the reset is completed. The method of claim 1, And a passage through which the headset is connected to the external power source, and further comprising a cradle for mounting the headset. The method of claim 5, The cradle is a headset system, characterized in that integrated with the external power supply. The method of claim 1, The external power supply unit Headset system, characterized in that the battery type portable. In the headset system comprising a headset and an external power supply for supplying power to the headset, Checking whether the external power supply unit is connected; And And resetting the headset when the external power supply is connected. The method of claim 8, And recharging the headset using the power of the external power supply unit after the headset reset. The method of claim 9, And a step of checking a turn-off or turn-on state of the headset when the external power supply is connected. The method of claim 10, When the headset is turned off, The headset charging process And after the headset reset, charging the headset while maintaining the turn-off state of the headset. The method of claim 10, When the headset is turned on, The headset charging process Resetting the headset after the headset turn-off; After the reset is completed, turning on the headset; And And charging the headset while maintaining the headset turn-on state. The method of claim 12, Checking whether a signal is generated for use of the headset; And And activating the headset according to the signal generation. The method of claim 13, The signal is A signal for connecting a call from outside; A signal according to music reproduction; Headset reset operating method, characterized in that any one of the signal according to the radio listening. The method of claim 8, The headset reset process Transmitting a reset signal to a short range communication module of the headset; And And resetting the short range communication module in response to the reset signal.

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