KR20000017832U - Microradio For Pocket Telephone - Google Patents

Abstract

The present invention relates to a compact radio for a mobile phone of the present invention, which can be connected to the handsfree / charger connector terminal of a mobile phone to receive power and receive FM broadcasts, and to make calls through earphones and microphones when a call is received while listening. It is very convenient for you to listen to the FM broadcast by using your mobile phone while you are waiting for the person who promises you. There is this.

Description

Mini radio for mobile phone {Microradio For Pocket Telephone}

The present invention relates to a miniature radio for a mobile phone, and more particularly, to a miniature radio for a mobile phone to connect to the hands-free and charging connector of the mobile phone to listen to the FM broadcast.

In general, mobile phones are portable phones that can be used by individuals to send and receive telephone calls, and the demand is exploding today. Therefore, each company that sells mobile phones is developing a mobile phone with better functions and performances to occupy the market.

1 is a perspective view showing an embodiment of a mobile phone generally used.

In the figure, the mobile phone has a screen 10, a function button 20, a power button 22, a number button 24, a microphone (phone) 30, a cover 40, a speaker (handset) 50, An antenna 60, a volume button / search button 70, an incoming button 72, a buzzer 74, a portable hook 76, and the like. The phone also has connectors for hands-free and battery charging.

For reference, the hands-free function allows a user to talk naturally while holding the handle of a car without holding a mobile phone during a call. Since the power is supplied from the vehicle battery, the user can talk for a long time regardless of the talk time. And, the battery charging function refers to a function of rapidly charging the battery pack connected to the mobile phone while using the mobile phone.

The mobile phone having the above configuration has various functions according to types such as a wake-up call function, a phone number memory function, an alarm function, a clock, as well as a function of transmitting and receiving a phone while being carried by an individual.

However, in the conventional cellular phone having the above structure, it has many functions but no function to listen to the radio.

Therefore, the present invention has been devised to solve the above problems, the present invention can be connected to the hands-free and charging connector of the mobile phone can receive FM broadcast, etc. and when a call is received while listening to the call through the earphone and microphone The purpose is to provide a compact radio for mobile phones that can be.

1 is a perspective view showing an embodiment of a mobile phone generally used

2 is an explanatory diagram of the use of a compact radio for a mobile phone according to the present invention

3 is an internal configuration diagram of a compact radio for a mobile phone according to the present invention

<Description of the code | symbol about the principal part of drawing>

10: Screen 20: Function Buttons

22: power button 24: number button

30: microphone (transmitter) 40: cover

50: speaker (handset) 60: antenna

70: volume button / search button 72: incoming lamp

74: buzzer 76: portable hook

80: Hands-free and charging connector 82: Earphone terminal

100: mobile phone 200: function selection switch

202: volume switch

204: frequency tuning switch 210: connection terminal

212: Hands-free and charging connector connection terminal

214: Mobile phone earphone terminal connection terminal

220: function selection switch 222: switching circuit

230: operation lamp 240: connector

250: earphone / microphone line 260: FM receiver unit

In order to achieve the above object, the compact radio for a mobile phone of the present invention,

In a compact radio for a mobile phone, including a mobile phone with a handsfree / charger connector,

Connecting means for connecting to a hands-free / chargeable connector and an earphone connecting terminal of the mobile phone;

A radio broadcast receiver receiving power from the connection means and receiving a radio broadcast;

An operation lamp for detecting power supplied from the connection means to the radio broadcasting receiver and informing the outside to the radio broadcasting receiver;

A volume switch and a frequency tuning switch for adjusting a volume of the radio broadcast and selecting a frequency;

Switching means for switching a broadcast signal from the radio broadcast receiver and a telephone voice signal from the earphone connection terminal;

A connector for outputting a signal switched by the switching means;

Earphones for connecting to the connector to listen to the output signal and the user's voice signal is characterized in that it comprises a microphone for transmitting through the connector.

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

Figure 2 is an explanatory view of the use of a compact radio for a mobile phone according to the present invention, Figure 3 shows the internal configuration of each of the compact radio for a mobile phone according to the present invention.

First, as shown in FIG. 2, reference numeral 100 denotes a general mobile phone, and reference numeral 200 denotes a compact radio for a mobile phone of the present invention.

The ultra-compact radio 200 for the mobile phone of the present invention is designed to be used by being fitted to the hands-free / chargeable connector terminal 80 on the lower side of the mobile phone, and its height, length and thickness can be produced according to that of the mobile phone.

In the ultra-compact radio 200 for the cellular phone of the present invention, reference numeral 210 denotes a connection terminal for connecting to the hands-free / chargeable connector terminal 80 of the cellular phone, and reference numeral 220 denotes a terminal for listening to FM broadcast using the power of the cellular phone. This function selection switch selects to answer a call. In addition, reference numeral 230 denotes an operation lamp for displaying the external signal when receiving FM broadcast, and reference numeral 240 denotes a connector terminal for connecting and using an earphone / microphone line. Reference numeral 202 denotes a volume control switch capable of adjusting the volume, and reference numeral 204 denotes a frequency tuning switch capable of tuning the frequency.

Then, the internal configuration and operation of the ultra-compact radio for a mobile phone of the present invention will be described with reference to the accompanying drawings.

As shown in FIG. 3, the ultra-compact radio for a mobile phone of the present invention includes a connection terminal 210 connected to a hands-free / chargeable connector 80 and an earphone connection terminal 82 of the mobile phone, and the connection terminal 210. FM broadcast receiving unit 260 for receiving power from the FM broadcast receiving the FM broadcast, and the operation lamp 230 to detect the power supplied from the connection terminal 210 to the FM broadcast receiving unit 260 to inform the outside And a switching circuit unit 222 for switching the broadcast signal of the FM broadcast receiving unit 260 and the telephone voice signal from the earphone connecting terminal 82, and a signal switched by the switching circuit unit 222. Connector 240, an earphone (not shown) for listening to an output signal by connecting to the connector 240, and a microphone (not shown) for transmitting a user's voice signal through the connector.

According to the above configuration, the present invention can be connected to the hands-free / chargeable connector terminal 80 of the mobile phone 100 to receive power and receive FM broadcasts through earphones. With the simple operation of the function selection switch (notation 240 of FIG. 2) for controlling the operation of the circuit unit 22, the voice of the other party can be received through the earphone and the voice of the user can be transmitted through the microphone.

In addition, the compact radio 200 for the cellular phone of the present invention is very small in size and easy to carry, and when the mobile phone 100 is mounted, the operation lamp 230 lights up, so that power is being input. You can check it.

As described above, according to the ultra-compact radio for the cellular phone of the present invention, it is configured to connect to the hands-free / chargeable connector terminal 80 of the cellular phone 100 to receive power and receive FM broadcasts. You can listen to FM broadcasts using your mobile phone while you wait for the person who promises to go to. You can also listen to commentary from the radio broadcasts while watching a game in a soccer or baseball stadium.

Claims (1)

In a compact radio for a mobile phone, including a mobile phone with a handsfree / charger connector, Connecting means for connecting to a hands-free / chargeable connector and an earphone connecting terminal of the mobile phone; A radio broadcast receiver receiving power from the connection means and receiving a radio broadcast; An operation lamp for detecting power supplied from the connection means to the radio broadcasting receiver and informing the outside to the radio broadcasting receiver; A volume switch and a frequency tuning switch for adjusting a volume of the radio broadcast and selecting a frequency; Switching means for switching a broadcast signal from the radio broadcast receiver and a telephone voice signal from the earphone connection terminal; A connector for outputting a signal switched by the switching means; An ultra-compact radio for a mobile phone, comprising: an earphone for connecting to the connector and listening to an output signal, and a microphone for transmitting a voice signal of the user through the connector.