KR0171037B1 - Length varying handset of portable mobile radio communication terminal - Google Patents

Abstract

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a variable-length handset and a handset of a portable mobile communication terminal. Conventionally, a handset (microphone) and a handset (speaker) of a terminal have been installed in the main body, and have a speaker with the speaker part held in the ear. Therefore, it was very inconvenient to not use any one hand. The present invention provides a portable mobile communication terminal comprising: a variable length transmission means capable of varying a length by installing a microphone at an end of a variable-length antenna installed in a mobile communication terminal body, and a variable connection length from the mobile communication terminal body to the outside. By making the length variable sign language means to be a handset and a means for handset, it is convenient to talk without hand, and the speaker is not built in, which contributes to miniaturization.

Description

Variable length transmitter and receiver of portable mobile communication terminal

1 is a schematic diagram of a portable mobile communication terminal according to the present invention;

2 is a block diagram of a variable length transmitter and receiver according to FIG.

3 is a functional block diagram of a general mobile communication terminal to which the present invention is applied.

* Explanation of symbols for main parts of the drawings

10: terminal body 11: display unit

12: keyboard 100: variable length unit

110: earphone 120: handset wiring

130: locking device 140, 250: roller

150,260: Spring 200: Length variable transfer part

210: handset (microphone) 220,230: support

240: talker wiring

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a portable mobile communication terminal (aka mobile phone), and more particularly, to a variable length transmitter / receiver of a portable mobile communication terminal, which has a small size and a variable length type, which enables light and small size and convenience.

As portable mobile communication terminals become lighter and shorter and lower in price due to the development of electronic component technology, the number of subscribers carrying portable mobile communication terminals is gradually increasing. In trains, express buses and public places, there are many scenes where users can carry mobile phones with one hand. However, what is commonly felt when using a portable mobile communication terminal is the appearance of holding a portable terminal with one hand and holding a phone close to the ear.

In general, in the conventional portable mobile communication terminal, the handset (speaker) is built in the upper front surface of the terminal body, the handset (microphone) is configured as the bottom or cover of the terminal body. Therefore, when using a telephone, hold the handset part with your ear and hold it with your hand so that the handset part is close to your mouth. At this time, because the handheld terminal is held by one hand, both hands cannot be used and it is inconvenient, and the work that needs to be done with both hands must be stopped during the call. In particular, if any work is to be done by a telephone call, Because you have to talk on the phone, it is very inconvenient and dangerous to drop, and the call itself is difficult.

SUMMARY OF THE INVENTION An object of the present invention is to provide a variable length transmitter / receiver of a portable mobile communication terminal for convenience by allowing a mobile communication terminal to communicate without a hand.

This object of the present invention is achieved in a portable mobile communication terminal by configuring the handset to be variable in length without being fixed to the main body of the terminal. The variable length receiver of the present invention has winding means for rewinding the receiver wire with a rotation restoring force, locking means for fixing and releasing the released receiver wire, and is drawn out through the locking means and rewound to the winding means. It is provided at the end of the receiver wire and constitutes a receiver for listening to the received voice, and the variable-length transmitter is a winding means for rewinding the transmitter wire with a rotational resilience, and the antenna while the antenna wire is inserted therein while being freely inserted therein. The upper end is inserted into the lower end is composed of a multi-stage can vary the length, and when the length is increased, the support to maintain the state while winning the restoring force of the winding means, and is installed as the top end of the support freely Gubri Variable support that maintains the gublin state, and the variable support Fixed to the upper one and constitutes a mouthpiece and a mouthpiece connected to a micro wiring leads to the inside of the support. In the present invention, the antenna is pulled out by pulling the transmitter (built-in microphone) and the end thereof is bent close to the mouth. After that, it is pushed back by hand and the wire of the transmitter is wound on the roller by the restoring force of the spring so that it is not caught by the support. In addition, the handset (speaker or earphone built-in) can be restored by pressing the locking means after winding the handset to extend the length of the receiver, while the wire connected to the handset to the resilient rollers in the main body to pull. Accordingly, according to the present invention, the portable mobile communication terminal is placed in the upper pocket or the like and pulls the antenna-type handset close to the mouth when making a call, and the earphone-type handset is pulled into the ear to make a call. Therefore, it becomes very convenient to use the call without lifting the terminal by hand.

Hereinafter, an embodiment of the present invention will be described in detail with reference to the accompanying drawings. 1 is a schematic perspective view of a mobile communication terminal according to the present invention. As shown therein, a liquid crystal display 11 and a keyboard 12 are formed in front of a main body 10 of a portable mobile communication terminal. A receiver 100 capable of varying the length at the upper end of the main body 10 and a transmitter 200 capable of varying the length while serving as an antenna are provided at the end. According to an embodiment of the present invention, as shown in FIG. 2, the receiver 100 includes an earphone 110 for use as a receiver, an earphone lead 120 connected to the earphone 110, and a terminal body 10. It is built in the upper end of the locking means 130 for locking and releasing the earphone lead 120, and the roller 140 for winding and unwinding the earphone wire 120 drawn through the locking means 130 ) And a lotion spring 150 for applying the rotation restoring force to the roller 140 to rewind the earphone wire 120 to the roller 140. In addition, the transmitter 200 is a torsion spring 260 for providing a rotational recovery force, a roller 250 for receiving the rotational recovery force by the torsion spring 260 to rewind the microphone wiring 240, and The microphone wiring 240 is inserted into the free state inside, and the configuration that the upper end is inserted into the bottom while also serving as an antenna function can vary the length and win the restoring force of the torsion spring 260 when the length is increased The support 230 which can maintain the state of the old book, the variable support 220 which is installed at the top end of the support 230 and freely kept in its gubrin state, and the upper end of the variable support 220 It consists of a transmitter microphone 210 is fixed to and connected to the transmitter line 240 passing through the interior of the support 230.

On the other hand, Figure 3 is a block diagram of a general portable mobile communication terminal to be applied to the present invention, as shown in the antenna 310, which is composed of the support (230, 220) and transmit data through the antenna 310 A control processor 340 for transmitting / receiving, dialing, and controlling call using data stored in the storage / receiving unit 320 and information stored in the memory device 330, and control of the control processor 340. A voice recognition processing circuit 360 for processing demodulation and modulation of a voice signal, a keyboard 370 for dialing, a liquid crystal display 350 for displaying information of transmission / reception status, and the above-mentioned transmission And a speaker 380 connected to the receiver 320 to output voice, and a microphone 390 connected to the transmitter / receiver 320 to input voice. Here, the antenna 310 is composed of the supports 230, 220 of FIG. 2, the microphone 390 is the song microphone 210 of FIG. 2, and the speaker 380 is The earphone 210 of FIG. 2, the liquid crystal display 350 is the display unit 11 of FIG. 1, and the keyboard 360 is the same elements as the keyboard 12 of FIG. The portable mobile communication terminal configured as described above performs a function as a general mobile communication terminal. The feature of the present invention is that the length of a handset and a receiver can be changed. When the user carries the mobile communication terminal and pulls out a part of the antenna-type talk microphone 210 when the user wants to make a phone call, the multi-stage pipe-type support 230 is pulled out while being pulled out and the support 220 of the end is pulled out. To bend the microphone 210 close to the mouth. At this time, the transmission line 240 wound on the winding roller 250 is released while pulling the force of the spring 260 and pulled with a weak tension, but the state is maintained in the state that the support 230, 220 is pulled out. That is, the restoring force of the spring 260 and the frictional force of the support 230 are adjusted or rotated by each node of the support 230 and the turn is released again so that the restraint of the spring 260 can be overcome. Then, when the earphone 110 is pulled out, the receiver wire 120 wound around the roller 140 is released, and the state released by the locking device 130 is fixed. In this way, the earphone 110 can be pulled out and then plugged into the ear to hear the received voice. Therefore, even when the terminal is held in the upper pocket or the upper garment is fixed without the hand, the antenna-type microphone can be pulled close to the mouth and the earphone can be plugged into the ear to make a call. Thereafter, when the earphone 110 is unlocked by the locking device 130, for example, when the unlocking button is pressed, the earpiece 110 rewinds to the roller 140 by the restoring force of the spring 150. It is in close contact with the upper surface of the (10) is in the standby state. In addition, the antenna-type talker pushes the support 230 into the main body 10 in turn and straightens the end support 220 straight and straight into the support 230. At this time, since the wire wiring 240 is rewound to the roller 250 by the restoring force of the spring 260, it is possible to easily push the support 230 without being caught. On the other hand, if it can be caught by turning every node of the support 230, when the release is released by turning again, the spring 260 can be automatically inserted into the main body 10 without pulling back the support 230 by force. In addition to the method illustrated in the present invention, the means for varying the length of the handset may be modified in various ways. For example, instead of earphones, you can use removable headphones. In this case, you can use the headphone jack in the main unit and carry the headphones more conveniently. Accordingly, the present invention allows a subscriber using a portable mobile communication terminal to make a call without lifting the terminal by hand, which is convenient during work and mobile. In addition, when the handset of the portable mobile communication terminal is configured to be variable in length as in the present invention, since the speaker and the microphone are not built into the main body, the size can be further reduced.

Claims (3)

In the portable mobile communication terminal, a variable length transmission means for varying the length by installing a microphone at the end of the variable antenna installed in the main body of the mobile communication terminal, and the length for varying the connection length from the main body of the mobile communication terminal to the outside A variable length telephone receiver of a portable mobile communication terminal, characterized in that the variable sign language means is configured as a transmitter and a receiver of the terminal. The method of claim 1, wherein the variable length transmission means, the winding means for rewinding the transmitter wires having a rotational resilience force, the antenna and the inside of the structure while the transmitter wires are inserted freely, the upper end of the structure is inserted It is composed of multiple stages, and the length can be variable, and the length is increased, the support that can maintain the state while overcoming the restoring force of the winding means, and is installed at the top end of the support freely variable and the gublin state is maintained A variable-length handset of a portable mobile communication terminal, comprising a support micro-variable length handset fixed to an upper end of the support, and connected to a caller wire connected to the inside of the support. 2. The apparatus of claim 1, wherein the variable length hydration means comprises: winding means for rewinding the handset wiring with a rotation restoring force, locking means capable of fixing and releasing the released handset wiring, and being drawn out long through the locking means. A variable-length handset of a portable mobile communication terminal, characterized in that a variable-length handset is constructed as a handset for listening to a received voice, which is provided at the end of the handset rewinding unit.