KR200444074Y1 - Bluetooth communication apparatus - Google Patents

Abstract

The present invention relates to a cradle provided with an external speaker, the housing unit 110 for providing a support surface for mounting the terminal for generating an acoustic signal; An amplifier unit for receiving a sound signal from the terminal and amplifying and outputting the sound signal; A first speaker unit 120 for expanding the sound signal received from the amplifier unit to the outside; A second speaker unit 130 which expands the sound signal received from the amplifier to the outside and implements a stereo sound system together with the first speaker unit 120; And a charging unit 140 electrically connected to the charging terminal 216 of the terminal by mounting of the terminal and connected to an external power source to charge a battery built in the terminal. It can receive high quality stereo sound reproduction function by external speaker by receiving sound signal from the Bluetooth terminal while the Bluetooth terminal is mounted, and can be used to charge the Bluetooth terminal using the power supply cable while using the external speaker. The cradle 100 is provided with a speaker.

Bluetooth Cradle External Speaker Earset DAB DMB FM MP3 MP4

Description

Bluetooth communication apparatus

The present invention relates to a cradle with an external speaker, a Bluetooth terminal, and a Bluetooth communication device including the same. More particularly, the cradle capable of implementing an external speaker function with a terminal for generating a sound signal and performing a Bluetooth function. The present invention relates to a Bluetooth terminal capable of implementing a speaker function with an earset, and a Bluetooth communication device capable of selectively implementing a speaker function and an external speaker function using the earset.

With the development of digital technology and mobile communication technology, possession of portable devices that can be carried and used by individuals such as mobile phones, laptops, and MP3 players has become commonplace, and these portable devices have a basic function of storing and playing music files and voices. I'm doing it.

Conventionally, a user of a mobile device as described above, while listening to music or radio using a laptop, manipulates the volume switch of the laptop to lower the volume to make a call using a mobile phone, and then presses the call button of the mobile phone. Like using the volume switch of a laptop to turn up the volume again, the operation state of each mobile device is directly manipulated individually when using a plurality of mobile devices together. This inconvenience is solved by using Bluetooth wireless technology that can be integrated and operated by communication.

Bluetooth speaker is a device that transmits or reproduces an audio signal or a voice signal using Bluetooth wireless technology, and is manufactured in a small size that is easy for a user to carry. It is possible to listen to music being played on the back or to listen to the radio, and to easily switch to another operation mode by simple button operation.

However, in order to allow the user to listen to music or to listen to the radio with high quality sound performance through the external speaker without wearing the earset, the external speaker must be provided so that the size thereof becomes large and accordingly the user uses the earset. In the case of mainly using listening, there is a problem that the user feels inconvenience due to the weight or size of the Bluetooth speaker having an external speaker function.

The present invention devised to solve the problems described above, the purpose of providing a cradle that can implement the external speaker function while the mounting of the small terminal that can implement the transmission or playback of the sound signal using the earset is made. It is done.

In addition, an object of the present invention is to provide a Bluetooth terminal that can be stably mounted on the cradle with a function of receiving a sound signal or data wirelessly in a variety of ways including a Bluetooth method.

The present invention for achieving the object as described above, the housing 110 for providing a support surface for mounting the terminal for generating a sound signal; An amplifier unit for receiving a sound signal from the terminal and amplifying and outputting the sound signal; A first speaker unit 120 for expanding the sound signal received from the amplifier unit to the outside; A second speaker unit 130 which expands the sound signal received from the amplifier to the outside and implements a stereo sound system together with the first speaker unit 120; And a charging unit 140 electrically connected to the charging terminal 216 of the terminal by mounting of the terminal and connected to an external power source to charge the battery built in the terminal. Cradle 100 is a technical subject matter.

Here, the power supply cable 150 for connecting the charging unit 140 with an external power source; preferably further comprises.

In addition, the present invention, Bluetooth module having a short-range wireless communication function for receiving and transmitting sound signals; DAB module unit for receiving the sound signal in the DAB method; A DMB module unit receiving audio and video signals in a DMB method; A display unit which displays a video signal received by the DMB method; FM module unit for receiving an audio signal in the FM method; An MP3 module unit having a function of playing an MP3 format music file; An MP4 module unit having a function of playing a music file or a video file of an MP4 format; And a battery unit that receives power from an external power source and charges and regenerates the battery according to another technical gist.

Here, the ear set speaker unit 221 which is worn on the user's ear and emits a sound signal received from the Bluetooth module unit, DAB unit, DMB unit, FM radio unit, MP3 module unit, MP4 module unit in a stereo manner, Earphone 220 is provided with a microphone unit 222 for receiving the sound to be transmitted to the Bluetooth module unit; preferably comprises a further.

And, it is preferably configured to further include a; charging cable 250 for connecting the battery unit with an external power source.

In addition, the present invention, the Bluetooth module unit having a short-range wireless communication function for receiving and transmitting the sound signal, and the ear set speaker unit 221 which is worn on the user's ear and radiates the sound signal received from the Bluetooth module unit in a stereo manner. Is provided with a Bluetooth terminal 200; And an amplifier unit for receiving and amplifying and outputting an audio signal from the Bluetooth terminal 200, together with the first speaker unit 120 and the first speaker unit 120 to amplify the sound signal received from the amplifier unit to the outside. The second speaker 130 which implements the stereo sound system and the Bluetooth terminal 200 are electrically connected to the charging terminal 216 of the Bluetooth terminal 200 to charge the battery built in the Bluetooth terminal 200. Bluetooth communication device configured to include; cradle 100 is provided with a charging unit 140 connected to an external power source to another technical gist.

Here, the Bluetooth terminal 200, DAB unit for receiving data in a DAB manner to generate sound and / or video signal, DMB unit for receiving DMB signal and receiving sound and / or video signal, receiving FM signal It is preferable to include an FM radio unit for receiving an acoustic signal, an MP3 module unit having a function of playing a music file of MP3 format, and an MP4 module unit having a function of playing a music file or a video file of MP4 format.

In addition, the Bluetooth terminal 200 is operated by the operation of the earpiece speaker unit 221 of the Bluetooth terminal by the operation of the switch and the first speaker unit 120 and the second speaker unit 130 of the cradle provided with the external speaker. It is preferably configured to include a switch unit 230 for selectively performing the operation.

In addition, the cradle 100, the Bluetooth terminal 200 is mounted to the cradle 100, the lock portion for restraining the departure of the Bluetooth terminal 200; preferably further comprises a.

The present invention by the configuration as described above, by receiving the sound signal from the Bluetooth terminal in the state where the Bluetooth terminal is mounted can implement a high quality stereo sound reproduction function by the external speaker, the power supply cable while using the external speaker There is an effect that can be used to charge the Bluetooth terminal.

In addition, the Bluetooth module receives not only sound signals through short-range wireless communication but also DAB, DMB, FM radio, MP3 player, and MP4 player. Another benefit is that playback can be done via an earset or an external speaker, further extending the range of use and location available.

In addition, the user can selectively select the earset or the external speaker to reproduce the sound signal by using the changeover switch, and the other effect that the lock is portable while the Bluetooth terminal is firmly constrained to the cradle. have.

The present invention having the configuration as described above will be described in detail with reference to the following drawings. 1 is a block diagram of a first embodiment of a Bluetooth communication device according to the present invention, Figure 2 is a perspective view showing a first embodiment of the Bluetooth communication device according to the present invention, Figure 3 is a cradle with an external speaker 4 is a perspective view illustrating a state in which a Bluetooth terminal is mounted, and FIG. 4 is a perspective view illustrating a terminal body of a Bluetooth terminal.

First, the cradle 100 provided with an external speaker according to the present invention will be described.

Cradle 100 is equipped with an external speaker according to the present invention is largely composed of a housing 110, an amplifier unit, a first speaker unit 120, a second speaker unit 130, a charging unit 140, the housing ( 110 to adjust the volume of the first speaker 120 and the second speaker 130 by operating the built-in amplifier unit, and the terminal mounted on the housing 110 by the charging unit 140 (hereinafter referred to as The same reference numerals as those of the Bluetooth terminal 200 will be used to connect the battery with an external power source.

Cradle 100 equipped with an external speaker according to the present invention, the sound signal from the terminal 200 in the state in which the terminal 200 having a function capable of generating a sound signal or can be transmitted by wireless or wired Is connected to the terminal 200 so as to receive the, and is a device that functions to reproduce the received sound signal in a stereo manner through the first speaker unit 120 and the second speaker unit 130.

The housing unit 110 provides a support surface having a shape corresponding to an outer surface of the terminal 200 to stably mount the terminal 200 generating an acoustic signal, and to implement a stereo playback function. It provides an installation space for installing the first speaker unit 120 and the second speaker unit 130.

The amplifier unit is a component for amplifying and outputting the sound signal received from the terminal 200, so that the volume control button 113 for adjusting the signal amplification degree of the amplifier unit is exposed to the outside of the housing unit 110. Is provided, the user can adjust the output volume of the first speaker unit 120, the second speaker unit 130 to amplify the sound signal received from the amplifier to the outside by operating the volume control button 113. have.

Stereo is an acoustic method that allows two or more speakers to produce a three-dimensional effect. The first speaker unit 120 and the second speaker unit 130 are provided in the housing unit at a position spaced apart from the cradle 100 by a user. (110) It is preferable that the sound signals to be expanded to the outside are formed at positions corresponding to the left and right sides, respectively, so that the sound signals can be heard by the stereo sound system.

The charging unit 140 is a component for charging the battery unit of the terminal 200 by connecting the battery unit provided in the terminal 200 mounted on the housing unit 110 with an external power source. The terminal 200 is mounted on the housing 110 and at the same time the charging terminal of the terminal to be electrically connected to the connection terminal (hereinafter referred to as charging terminal 216) formed in the battery of the terminal 200 ( A connection terminal with the battery unit of the terminal 200 is formed at a position corresponding to 216.

The charging unit 140 may be connected to and connected to an external power source by inserting a connection terminal of a power supply cable 150 having a plug terminal that can be plugged into a general outlet and a supply path of electric power supplied through the plug terminal. The charging jack 141 is provided, and after inserting the connection end of the power supply cable 150 to the charging jack 141 to charge the terminal 200, the power supply cable 150 By separating from the charging jack 141, the terminal 200 and the housing 110 can be used again in a wireless state.

The terminal 200 mounted on the external speaker cradle 100 may transmit a sound signal while mounted on the cradle 100 and have a battery unit capable of charging and receiving power in a specific form or structure. The present invention is not limited thereto, and has a structure that is portable with the cradle 100 by receiving an acoustic signal using wireless communication among the terminal 200 having such a sound signal transmission function and a charging function. It will be described with respect to the Bluetooth terminal 200 as another technical gist.

The Bluetooth terminal 200 according to the present invention has a Bluetooth module unit, a DAB module unit, a DMB module unit in the terminal body 210 to receive a sound signal in addition to the Bluetooth method, DAB method, DMB method, FM method, It has an FM module unit, MP3 module unit having a function of playing music files of MP3, MP4 format, MP4 module unit, and has a structure provided with a rechargeable battery unit to enable continuous use in a wireless state.

The Bluetooth module unit provides a short range wireless communication function for receiving and transmitting a sound signal from a device such as a PC, PDA, or mobile phone, and the DAB module unit transmits digital data in an ultrasonic spectrum above a frequency used for transmitting a voice signal. DAB (Ultrasound Data, data above voice) method to receive and transmit the sound signal.

DMB (digital multimedia broadcasting) is a broadcasting service that provides various multimedia signals such as voice and video to a fixed, portable, and vehicle receiver digitally. The DMB module unit receives sound and video signals in the DMB method. It has a communication function, and has an LCD display window for displaying the received video signal.

The FM module part is a component that gives a communication function to receive an acoustic signal in the FM method, the FM broadcasting frequency band of Korea is 88 ~ 108MHz, compared to the amplitude modulation (AM) type broadcasting, the noise and interference is very low and sound quality It is excellent in that it has a characteristic suitable for stereo broadcasting in which one program is divided into a left signal and a right signal and simultaneously broadcasted. In the FM stereo system, a receiver can listen in a stereo manner by using two left and right speakers.

The MP3 module unit is a component having a function of playing music files in the MP3 format. MP3 is an abbreviation of Moving Picture Experts Group (MPEG) layer 3 as one of high-quality audio compression technologies, and generally has an extension ending with '.mp3'. As a file, it can be played through PC, MP3 player and mobile phone through software without any hardware.

The MP4 module unit is a component having a function of playing a music file or a video file in MP4 format, and compared to MP3, the MP4 has a smaller capacity than a sound source without damage to a sound source, and a video for two-way multimedia and video communication. It is a technical element that can implement compression technology.

The Bluetooth terminal 200 according to the present invention receives a sound signal in various ways such as a DAB method, a DMB method, an FM method, including a Bluetooth method, and the terminal having technical elements for implementing the functions of an MP3 and MP4 player. It has a structure having a main body 210, and the ear set 220 to receive a sound signal from the terminal main body 210 to reproduce in a stereo manner.

The ear set 220 is worn on the user's ear earset speaker unit for emitting a stereo signal transmitted from the Bluetooth module unit, DAB module unit, DMB module unit, FM module unit, MP3 module unit, MP4 module unit in a stereo manner ( 221 and a microphone unit 222 that receives external sound and transmits the external sound to the Bluetooth module unit.

The terminal body 210 is provided with a plurality of buttons that can not only adjust the playback volume of the sound signal, but also perform the fast forward, repeat playback, power ON, OFF function, the earset 220 Functions may be distributed or duplicated.

A user inserts a connection terminal of the ear set 220 into the terminal body 210 and listens to music or listens to a radio while wearing the ear speaker speaker 221 in the ear, and is provided in the terminal body 210. After switching to the call mode using the Bluetooth module unit, the ear set speaker unit 221 and the microphone unit 222 may be used together by using the hands-free function by transmitting and receiving a voice signal.

In the state where the terminal body 210 is mounted on the cradle 100 according to the present invention, the user can listen to music or listen to the radio without wearing the ear speaker 221 on the ear, and the terminal body 210. When the Bluetooth module unit is provided to switch to the call mode, the cradle 100 and the microphone unit 222 of the earset may be used together to transmit and receive a voice signal to be used as a hands-free function.

In the case of mainly using music listening using an external speaker, the user may use the terminal body 210 mounted on the cradle 100 without the earset 220.

When the earset 220 has a structure having a necklace part which can be worn on the neck, the user may be provided by binding the terminal body 210 and the earset 220 to each other and wearing the earset 220 on the neck. It can be easily carried, and coupled to the ear set 220 in a state in which the terminal body 210 is mounted on the cradle 100, the user walks the ear set 220 around the neck and carries it with an external speaker. The built-in speaker function is available for your convenience.

In selectively performing an internal speaker function and an external speaker function, the terminal body 210 has ON operation of the earset speaker unit 221 of the Bluetooth terminal and the first speaker unit 120 of the cradle provided with the external speaker. ) And a switching switch unit 230 having a structure capable of switching ON operation of the second speaker unit 130 by a switch operation, the user can easily operate by mechanical operation of the switching switch unit 230. It is desirable to be able to adjust the speaker playback mode.

In addition, in coupling the terminal body 210 and the cradle 100 to the ear set 220 together, the Bluetooth communication device consisting of the cradle 100 and the Bluetooth terminal 200 freely active in a wireless connection state In order to be portable, the terminal main body 210, the ear set 220, and the cradle 100 are stably connected to each other or in a state in which the mounting is made, such that the hooks and hooks to the female threads and the male screws, such as the locking projections and the locking jaws are separated from each other. It is preferable that a binding portion or a locking portion having a binding structure capable of binding to prevent and arbitrarily release adjustment of the binding state is provided.

The battery unit of the Bluetooth terminal 200 is connected to an external power source directly through the cradle 100 and the power supply cable 150 so that charging is performed separately from the charging terminal 216. It is preferable to include, and by connecting the charging cable 250 to the jack (jack) formed as a separate power supply path, the user charges by connecting an external power source and the battery unit even without carrying the cradle 100 You can.

The cradle 100 having an external speaker according to the present invention receives the sound signal from the Bluetooth terminal 200 in a state where the Bluetooth terminal 200 is mounted on the housing unit 110 and has an external speaker function. The first speaker unit 120 and the second speaker unit 130 can implement a high quality stereo sound reproduction function, and the Bluetooth terminal 200 using the power supply cable 150 while using an external speaker function. ) Can be charged.

The Bluetooth terminal 200 according to the present invention includes the Bluetooth module unit to enable transmission and reception of sound signals through short-range wireless communication, as well as DAB module unit and DMB module unit performing DAB, DMB, and FM functions. In addition, the FM module unit can receive sound signals or data in a more extensive manner, and the MP3 and MP4 files received by the communication schemes or prestored in the memory can also be reproduced by the MP3 module unit and the MP4 module unit. .

In addition, by using the changeover switch 230, a user may selectively select an internal speaker function using the asset 220 and an external speaker function using the cradle 100 to reproduce an audio signal for convenience. When the built-in speaker function is mainly used, only the terminal body 210 of the Bluetooth terminal is connected to the ear set 220 to carry the lighter and more compact state, and in the lock part, the external speaker function is mainly used. As a result, the terminal body 210 and the cradle 100 are portable even in a state where they are firmly bound to each other.

1-a block diagram of a first embodiment of a Bluetooth communication apparatus according to the present invention

2-a perspective view showing a first embodiment of a Bluetooth communication device according to the present invention

3 is a perspective view illustrating a Bluetooth terminal mounted on a cradle provided with an external speaker;

4-a perspective view of a terminal body of a Bluetooth terminal

<Description of Major Symbols Used in Drawings>

100 cradle 110 housing part

113: volume control button 120: first speaker

130: second speaker 140: charging unit

141: charging jack 150: power supply cable

200: (Bluetooth) terminal 210: terminal body

216: charging terminal 220: ear set

221: ear set speaker unit 222: microphone unit

230: switching switch 250: charging cable

Claims (9)

delete delete delete delete delete delete A Bluetooth module unit having a short range wireless communication function for receiving and transmitting sound signals, a battery unit charged and regenerated by receiving power from an external power source, and a sound signal received from the Bluetooth module unit worn on the user's ear Bluetooth terminal 200 is provided with an ear set speaker unit 221 to emit; And an amplifier unit for receiving and amplifying and outputting an audio signal from the Bluetooth terminal 200, together with the first speaker unit 120 and the first speaker unit 120 for amplifying the sound signal received from the amplifier unit to the outside. The second speaker 130 which implements the stereo sound system and the Bluetooth terminal 200 are electrically connected to the charging terminal 216 of the Bluetooth terminal 200 to charge the battery built in the Bluetooth terminal 200. In the Bluetooth communication device, characterized in that comprises a; cradle 100 is provided with a charging unit 140 is connected to the external power source, The Bluetooth terminal 200, DAB module unit having a communication function for receiving and transmitting sound signals in the DAB method, DMB module unit having a communication function for receiving sound and video signals in the DMB method, and displaying a video signal received in the DMB method, and FM method And an FM module unit having a communication function for receiving an audio signal, an MP3 module unit having a function of playing MP3 format music files, and an MP4 module unit having a function of playing MP4 format music files or video files. Bluetooth communication device, characterized in that configured. A Bluetooth module unit having a short range wireless communication function for receiving and transmitting sound signals, a battery unit charged and regenerated by receiving power from an external power source, and a sound signal received from the Bluetooth module unit worn on the user's ear Bluetooth terminal 200 is provided with an ear set speaker unit 221 to emit; And an amplifier unit for receiving and amplifying and outputting an audio signal from the Bluetooth terminal 200, together with the first speaker unit 120 and the first speaker unit 120 for amplifying the sound signal received from the amplifier unit to the outside. The second speaker 130 which implements the stereo sound system and the Bluetooth terminal 200 are electrically connected to the charging terminal 216 of the Bluetooth terminal 200 to charge the battery built in the Bluetooth terminal 200. In the Bluetooth communication device, characterized in that comprises a; cradle 100 is provided with a charging unit 140 is connected to the external power source, The Bluetooth terminal 200, A switch for selectively performing the operation of the earpiece speaker unit 221 of the Bluetooth terminal and the operation of the first speaker unit 120 and the second speaker unit 130 of the cradle provided with the external speaker by operating the switch. Bluetooth communication device, characterized in that configured to include a 230. A Bluetooth module unit having a short range wireless communication function for receiving and transmitting sound signals, a battery unit charged and regenerated by receiving power from an external power source, and a sound signal received from the Bluetooth module unit worn on the user's ear Bluetooth terminal 200 is provided with an ear set speaker unit 221 to emit; And an amplifier unit for receiving and amplifying and outputting an audio signal from the Bluetooth terminal 200, together with the first speaker unit 120 and the first speaker unit 120 for amplifying the sound signal received from the amplifier unit to the outside. The second speaker 130 which implements the stereo sound system and the Bluetooth terminal 200 are electrically connected to the charging terminal 216 of the Bluetooth terminal 200 to charge the battery built in the Bluetooth terminal 200. In the Bluetooth communication device, characterized in that comprises a; cradle 100 is provided with a charging unit 140 is connected to the external power source, The cradle 100, Bluetooth device characterized in that it comprises a lock for restraining the departure of the Bluetooth terminal 200 in the state that the Bluetooth terminal 200 is mounted on the cradle (100).

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