KR19990068365A - Speaking Record Apparatus Of Pocket Telephone And Method Thereof - Google Patents

Abstract

The present invention relates to a call recording apparatus and a method of a mobile phone capable of recording a call content during a mobile phone call.

The call recording apparatus of the mobile phone according to the present invention includes at least one of a signal transmitting and receiving means for inputting a voice signal of the other party through an earphone jack of the mobile phone and transmitting the voice signal of the user to the mobile phone, and wherein the user transmits the voice of the other party to the speaker. Earphone / microphone switching means for switching to any one of the earphone and the signal transmission and reception means, A / D signal conversion means for converting the signal input through the earphone / microphone switching means into a digital signal, and the user recording Storing a signal output from the A / D signal conversion means by a signal of the function selection input means, and reproducing the signal stored in the memory; A microcomputer to perform a plurality of built-in functions, and a predetermined period of perl controlled by the microcomputer Timer means for generating a signal to calculate a time for recording, display means for indicating the time that can be recorded by the microcomputer and a plurality of built-in functions, and a digital signal output from the microcomputer. D / A converting means for converting into a signal, signal amplifying means for amplifying a signal inputted from the D / A converting means and outputting to the earphone / microphone switching means, and a power supply unit for supplying necessary power to each circuit. Characterized in that provided.

The call recording method of the mobile phone according to the present invention includes the first step of initializing all internal circuits of the call recording apparatus of the mobile phone, and the mobile phone user selects any one of a recording switch, a recording playback switch, and a function mode selection switch. A second step of selecting and inputting; a third step of detecting which of the recording switch, the recording / playback switch, and the function mode selection switch is selected; and the time when the switch is pressed while the recording switch is turned on. A fourth step of detecting whether more than 2 seconds has passed, a fifth step of erasing the recorded data and feeding back the first step if the time is longer than 2 seconds in the fourth step, and a time of 2 seconds in the fourth step If it is less than the sixth step of recording the voice signal of the other party, and if the recording playback switch is input in the second step to play the recorded content in the memory Is a seventh step, an eighth step of detecting whether the time for which the switch is pressed in the state in which the function mode selection switch is turned on is longer than two seconds, and the second time is two seconds. A ninth step of making a mobile phone call within the second step; a tenth step of sequentially selecting a time change, a stopwatch, a recording mode change, an alarm function, etc., if the time is more than two seconds in the eighth step; And an eleventh step of feeding back to the first step when the input of the function mode selection switch has elapsed for 10 seconds or more.

Description

Call recorder of mobile phone and its method {Speaking Record Apparatus Of Pocket Telephone And Method Thereof}

The present invention relates to a call recording device and a method of a mobile phone, and more particularly to a call recording device and a method of a mobile phone that can record the contents of a call during a call.

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.

As shown, 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.

Mobile phones that are on the market today offer a hands-free feature that allows you to make a natural call while holding your car's steering wheel without holding your phone while you are talking. The mobile phone, which uses hands-free function, is powered by the vehicle battery, so it is possible to talk for a long time regardless of the talk time.

However, the conventional mobile phone having the above configuration provides a variety of functions depending on the type such as a wake-up call function, a phone number memory function, an alarm function, a clock, as well as a function for sending and receiving a phone call while being carried by an individual. Because there is no function to record the phone number or appointment place or appointment time, you had to find writing instruments and notes. At this time, if there were no writing instruments or note papers, they were often in a difficult situation. In addition, when a mobile phone user needs to note the contents of a call when a user calls a hands-free function while driving a vehicle, the driver must find and write down a writing instrument and a note while driving, thereby causing a risk of an accident.

Accordingly, the present invention has been made to solve the above problems, and an object of the present invention is to provide a call recording apparatus and a method of a mobile phone that can easily record the contents of the call during the call of the mobile phone.

1 is a perspective view of a commonly used mobile phone

2 is an explanatory diagram showing a method of using a call recording apparatus of a cellular phone according to the present invention connected to a cellular phone;

Figure 3 is a block diagram of a call recording device of a mobile phone according to the present invention

Figure 4 is a flow chart of the operation of the call recording device of the mobile phone according to the present invention

Explanation of symbols on the main parts of the drawings

10: Screen 20: Function Buttons

30: microphone 40: cover

50: speaker 60: antenna

70: volume button / search button 72: incoming button

74: buzzer 76: portable hook

100: mobile phone 200: mobile phone call recording device

210: microcomputer 215: memory unit

220: analog / digital conversion unit 225: function selection switch unit

230: LCD display unit 235: timer circuit unit

240: digital / analog converter 245: signal amplifier

250: speaker 260: power unit

270: earphone / microphone selection circuit 310: microphone

320: earphone / microphone

In order to achieve the above object, the call recording apparatus of the mobile phone according to the present invention,

Signal transmitting and receiving means for inputting a voice signal of the other party through the earphone jack of the mobile phone and transmitting the voice signal of the user to the mobile phone;

Earphone / microphone switching means for the user to switch the voice of the other party to any one of the speaker and earphone and the signal transmission and reception means;

A / D signal converting means for converting the signal input through the earphone / microphone switching means into a digital signal;

Function selection input means for the user to select recording, recording playback, and function mode;

A microcomputer for storing a signal output from the A / D signal conversion means by a signal of the function selection input means in a memory, reproducing the signal stored in the memory, and performing a plurality of built-in functions;

Timer means controlled by the microcomputer and calculating a time for recording by generating a pulse signal of a predetermined period;

Display means for expressing, by text, the time that can be recorded by the microcomputer and a plurality of built-in functions;

D / A conversion means for converting the digital signal output from the microcomputer to an analog signal,

Signal amplifying means for amplifying a signal input from the D / A converting means and outputting the amplified signal to the earphone / microphone switching means;

Characterized in that it comprises a power supply for supplying the necessary power to each circuit.

The memory may be a DRAM having a capacity of 1 M to 4 M.

Call recording method of a mobile phone according to the present invention,

A first step of initializing all internal circuits of the call recording apparatus of the cellular phone;

A second step of the mobile phone user selecting and inputting any one of a recording switch, a recording / playback switch, and a function mode selection switch;

A third step of detecting which of the recording switch, the recording / playback switch, and the function mode selection switch is selected;

A fourth step of detecting whether the time for which the switch is pressed has passed for more than 2 seconds while the recording switch is on;

A fifth step of erasing the recording and feeding back to the first step when the time is more than 2 seconds in the fourth step;

A sixth step of recording a voice signal of the received counterpart when the time is less than 2 seconds in the fourth step;

A seventh step of reproducing the contents recorded in the memory when the recording and playback switch is input in the second step;

An eighth step of detecting whether a time for which the switch is pressed has passed more than two seconds while the function mode selection switch is turned on in the second step;

A ninth step of making a mobile phone call when the time is less than 2 seconds in the eighth step;

A tenth step of sequentially selecting a time change, a stopwatch, a recording mode change, an alarm function, etc. when the time is more than 2 seconds in the eighth step;

And an eleventh step of feeding back to the first step when the input of the function mode selection switch has elapsed for 10 seconds or more in the second step.

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

In addition, in all the drawings for demonstrating an embodiment, the thing with the same function uses the same code | symbol, and the repeated description is abbreviate | omitted.

2 is an explanatory diagram illustrating a method of connecting the call recording apparatus 200 of a cellular phone according to the present invention to an existing cellular phone.

In the drawings, the configuration and operation of the call recording apparatus 200 of the mobile phone according to the present invention will be described in detail with reference to FIGS. 3 and 4. Here, the call recording device 200 of the mobile phone of the present invention by using the connection jack 330 to the earphone connection terminal 80 of the existing mobile phone 100 by using the connection of the mobile phone 100 immediately when using the phone 100 You can record.

In addition, the mobile phone call recording apparatus 200 according to the present invention may use a hands-free function when using a mobile phone, and the user may select and use a microphone 310 or an earphone 320.

Then, the call recording apparatus of the mobile phone according to the present invention will be described with reference to the accompanying drawings.

First, Figure 3 is a block diagram showing a call recording apparatus 200 of the mobile phone according to the present invention.

In the figure, the signal receiving and transmitting unit 280 inputs the voice signal of the other party transmitted through the earphone jack (reference numeral 80 of FIG. 2) of the mobile phone 100 and the user's voice signal of the earphone jack of the mobile phone 100 It serves to transmit to.

The earphone / microphone selection circuit unit 270 is for switching when the user wants to talk by outputting the voice of the other party to the speaker 250 or the earphone 320. When making a call through the earphone 320, a secret call is possible in the hands-free function.

In the general hands-free function, the user may talk to the microphone 310 while listening to the other party through the speaker 250.

The voice signal transmitted from the mobile phone 100 is input to the analog / digital converter 220 through the signal receiving and transmitting unit 28 and the earphone / microphone selection circuit unit 270.

The analog / digital converter 220 converts an analog input signal into a digital signal and outputs the digital signal to the microcomputer 210. In this case, the microcomputer 210 may store the signal input by the signal of the function selection switch unit 225 input by the user in the memory unit 215, or may reproduce and output the signal stored in the memory unit 215. It is responsible for setting and changing various modes built into the device.

Operation of the microcomputer 210 will be described in detail with reference to FIG. 4.

The function selection switch unit 225 is used to set and change a recording switch (not shown) used to record the call content, a playback switch (not shown) used to play the recorded call content, and various functions. It consists of a mode switch (not shown). Here, the mode switch provides a function of changing a time, a stop watch indicating a time that can be stored in a memory, a recording mode changing function, an alarm function, and the like.

The memory unit 215 has a capacity of 4M DRAM in a 1 M DRAM, and the maximum recording time is about 4 minutes per 1M DRAM.

The LCD display unit 230 displays the remaining time that can be recorded when the recording switch is turned on, and displays the current time or the alarm time in text by a mode switch (not shown).

The timer circuit unit 235 generates a clock pulse of a predetermined period when the recording switch is turned on, and calculates how much the recorded time is. The microcomputer 210 together with the LCD display 230 is provided. Controlled by

The digital / analog converter 240 converts a digital signal stored in the memory unit 215 or a signal output through the microcomputer 210 into an analog signal and outputs the analog signal to the signal amplifier 245.

The signal amplifying unit 245 amplifies the input signal and outputs a user's voice signal to the mobile phone 100 through the speaker 250 and the earphone / microphone selection circuit unit 270 or transmits the signal from the mobile phone 100. The voice signal of the counterpart is output to the earphone 320.

The power supply unit 260 is a place for supplying the necessary power to each of the circuits, using a 1.5V DC power supply.

4 is an operation flowchart of the call recording apparatus of the cellular phone according to the present invention, which shows the operation of the microcomputer 210 of FIG.

First, when the power is turned on (ON), the internal circuits of the call recording device 200 of the mobile phone are all in an initial state (step S400). After that, when the user inputs the function selection switch 225, the microcomputer 210 indicates whether a recording switch is input (step S410), a recording / playback switch is input (step S430), or a mode switch is input (step S430). S440 step) is detected.

First, when the recording switch is in an ON state (step S410), it is detected whether the time when the recording switch is pressed has passed 2 seconds (step S415). At this time, if the switch is pressed for 2 seconds or more, the contents recorded in the memory are erased and returned to the initial state (step S420). If the switch is pressed for less than 2 seconds, the voice signal of the other party is recorded in the memory. (Step S425).

If the recording switch is not turned on in step S410, the microcomputer 210 detects whether the recording / playback switch is on (step S430), and if the recording switch is on, the microcomputer ( In operation S435, the audio signal stored in the memory unit 215 is reproduced.

If the recording and playback switch is not turned on (ON) in step S430, the microcomputer 210 detects whether the mode switch is turned on (step S440).

In this case, when it is detected that the mode switch is pressed for less than 2 seconds (step S445), the microcomputer 210 performs a mobile phone call function (step S450) and displays it on the LCD display unit 230 (step S455). . However, when the time the mode switch is pressed in step S445 is 2 seconds or more, the mode is switched in the order of time change (step S460), stopwatch (step S465), recording mode change (step S470), and alarm set (step S475).

That is, in the time change mode (step S460), the time displayed on the LCD display 230 may blink to change the current time. When the mode switch is briefly pressed once in the time change mode (step S460), a stop watch function (step S465) is displayed on the LCD display 230. In addition, when the mode switch is briefly pressed once in the stop watch function (step S465), a recording mode change (step S470) indication is displayed on the LCD display 230. In addition, when the mode switch is briefly pressed once in the recording mode change (step S470), an alarm set function (step S475) is displayed on the LCD display 230.

Here, when the input of the mode switch elapses for 10 seconds or more, the microcomputer 210 returns to an initialization operation state (step S400).

As described above, according to the call recording apparatus and method of the mobile phone according to the present invention, the call recording device of the mobile phone is configured by connecting a call recording device capable of recording the call content of the mobile phone to the memory of the mobile phone. Can be recorded in the memory by a simple switch, and also has a very good effect of playing the recorded contents in the memory. You can also use your phone hands-free, and use it to record the voice you need while talking.

In addition, various modifications, changes, additions, etc. will be possible within the spirit and scope of the present invention, and such modifications should be regarded as belonging to the following claims.

Claims (3)

Signal transmitting and receiving means for inputting a voice signal of the other party through the earphone jack of the mobile phone and transmitting the voice signal of the user to the mobile phone; Earphone / microphone switching means for the user to switch the voice of the other party to any one of the speaker and earphone and the signal transmission and reception means; A / D signal converting means for converting the signal input through the earphone / microphone switching means into a digital signal; Function selection input means for the user to select recording, recording playback, and function mode; A microcomputer for storing a signal output from the A / D signal conversion means by a signal of the function selection input means in a memory, reproducing the signal stored in the memory, and performing a plurality of built-in functions; Timer means controlled by the microcomputer and calculating a time for recording by generating a pulse signal of a predetermined period; Display means for expressing, by text, the time that can be recorded by the microcomputer and a plurality of built-in functions; D / A conversion means for converting the digital signal output from the microcomputer to an analog signal, Signal amplifying means for amplifying a signal input from the D / A converting means and outputting the amplified signal to the earphone / microphone switching means; Call recording apparatus of the mobile phone, characterized in that it comprises a power supply for supplying the power required for each circuit. The method of claim 1, And the memory is a DRAM having a capacity of 1 megabyte (M) to 4 megabytes (M). The first step of initializing all the internal circuits of the call recording device of the mobile phone of claim 1, A second step of the mobile phone user selecting and inputting any one of a recording switch, a recording / playback switch, and a function mode selection switch; A third step of detecting which of the recording switch, the recording / playback switch, and the function mode selection switch is selected; A fourth step of detecting whether the time for which the switch is pressed has passed for more than 2 seconds while the recording switch is on; A fifth step of erasing the recording and feeding back to the first step when the time is more than 2 seconds in the fourth step; A sixth step of recording a voice signal of the received counterpart when the time is less than 2 seconds in the fourth step; A seventh step of reproducing the contents recorded in the memory when the recording and playback switch is input in the second step; An eighth step of detecting whether a time for which the switch is pressed has passed more than two seconds while the function mode selection switch is turned on in the second step; A ninth step of making a mobile phone call when the time is less than 2 seconds in the eighth step; A tenth step of sequentially selecting a time change, a stopwatch, a recording mode change, an alarm function, etc. when the time is more than 2 seconds in the eighth step; And an eleventh step of feeding back to the first step when the input of the function mode selection switch has elapsed for 10 seconds or more in the second step.