KR0143813B1 - Telephone system - Google Patents

Abstract

Switching the call control circuit portion 41, which allows telephone calls within the keyboard, the numeric pad portion 33 serving as a dial of the telephone, and the numeric pad portion 33 to a telephone dial or a computer keyboard. A keyboard / telephone dial switching circuit section 60 and a hook switch 45 serving as a switch for the switching function;

When a call is made to the telephone circuit part of the keyboard, turn on the hook switch so that the telephone circuit is in a call state and make a microphone call with the speaker on the keyboard.When the call is finished, turn off the hook switch and wait for a call. Just return it to the state. If you want to make a secret call, just plug your headphones into the headphone jack and talk.

If you want to make a phone call, turn on the hook switch and activate the keyboard / telephone dial switching circuit so that the phone pad can be used as a dial phone. Then, the present invention relates to an input device capable of making calls by making a phone call with a speaker and making a microphone call to increase the efficiency of work.

Description

Callable input device

1 is a configuration diagram of a system for general computer communication,

2 is a configuration circuit diagram of an input device capable of making a call according to an embodiment of the present invention.

3 is a layout view on a keyboard of a callable input device according to an embodiment of the present invention,

4 is a block diagram of a call control circuit unit according to an embodiment of the present invention.

* Explanation of symbols for main parts of the drawings

31: Keyboard controller 32: Key pad

33: Numeric pad 40: Telephone circuit part

45: hook switch 46: ring circuit

47: dial circuit 48: call circuit

60: keyboard / dial switching circuit

The present invention relates to an input device capable of making a call. More specifically, it is possible to add a phone function to an input device generally used in a computer to make a call using a speaker mounted on the input device without a separate phone. The present invention relates to an input device capable of making a call.

Recently, the trend of computers is complex, multi media (MULTI MEDIA) is the trend of increasing the function of the product.

For example, as we can see from the computers we usually encounter, simple computing functions were predominant in the old computers, but the range of their use has been gradually expanded, so that one computer can watch TV, and AUDIO At the same time, it is becoming a multi-media that can watch movies.

In accordance with the trend of becoming multimedia as described above, a conventional computer can execute a data transmission / reception operation through a telephone line using a modem.

Therefore, communication between the computers connected to each other is possible according to the operation of the installed modem, so that the necessary data can be easily transmitted / received and a lot of desired information can be accessed as needed.

In addition, computer communication between each computer user has become possible, and is becoming a new hobby culture.

The operation of a conventional computer system equipped with a modem for computer communication as described above will be described with reference to the accompanying drawings.

1 is a connection diagram of a system for general computer communication.

As shown in FIG. 1, the configuration of a system for general computer communication is related to a keyboard 30 for inputting newly desired data from the outside and a data or control operation input through the keyboard 30. FIG. The computer main body 10 which controls the peripheral device to perform an operation, the monitor 50 which outputs the said data according to the control operation of the computer main body 10, and the computer control apparatus 10 are not shown. And a modem 20 for controlling the communication operation with the computer controller.

The phone 20 may be configured to be connected to the modem 20.

The operation of the system for general computer communication made as described above is as follows.

A system for computer communication operates a communication program that specifies an address or data value for using the modem 20, and exchanges necessary data or information by connecting a telephone line with the outside.

However, when the telephone is used, when the modem 20 is not used, the telephone is connected to the computer controller 10 for pure telephone conversation.

Therefore, it can be seen that a telephone, which is not required at all for data transmission / reception or computer communication, is connected to the computer control device 10.

In fact, working with a computer can cause a lot of phone calls. One hand picks up the handset and looks at the phone dial to make a call, and one hand always picks up the handset.

If so, there is a problem of poor work efficiency.

Therefore, an object of the present invention is to solve the above-mentioned problems, and to provide an input device capable of telephone communication as well as communication between computers without using a separate telephone by mounting a communication device for a telephone call in a computer. will be.

The configuration of the present invention for achieving the above object,

A keypad for entering new data into the computer,

A keyboard controller for converting the input data of the keypad into codes that the computer can recognize;

Numeric pad that acts as a keyboard and also serves as a phone dial, as described above,

A keyboard / telephone dial switching circuit for dialing the above-mentioned numeric pad with a telephone dial,

Telephone circuitry for the user's communication means,

It consists of a hook switch (HOOK SWITCH) that serves to switch the numeric pad to the keyboard portion and the telephone dial portion, and the telephone circuit portion to make a telephone call in the standby state.

DETAILED DESCRIPTION Hereinafter, the most preferred embodiments of the present invention will be described with reference to the accompanying drawings so that those skilled in the art can easily implement the present invention. .

2 is a configuration circuit diagram of an input device capable of making a call according to an embodiment of the present invention.

As shown in FIG. 2, the configuration of an input device capable of making a call according to an embodiment of the present invention includes inputting text data, a special key, and a special character into the keypad 32 and the scan code inputted from the keypad 32. The keyboard controller (KEY BOARD CONTROLLER, 31) for converting the (SCAN CODE) into a state that can be processed by the computer control device 10, and the corresponding data according to a user's selection operation for inputting desired telephone number or numeric data. A keyboard / telephone dial switching circuit that determines whether the output pad is used, and whether the data inputted through the pad is used as data required for computer operation or as data for a telephone call. A telephone unit circuit unit 40 connected to the keyboard / telephone dial switching circuit unit 60 and executing a control operation for a telephone call; Since the operation state is changed by the user, which is connected to the previous dial switching circuit unit 60 and the call control circuit unit 41, executes a selection control operation of data for controlling the operation state of the keyboard / telephone dial switching circuit unit 60, and controls the call. The circuit unit 41 includes a call state for executing a control operation for making a call and allowing a call to a user, and a hook switch 45 for controlling an incoming call.

The telephone circuit unit 40 described above,

A call control circuit unit 41 for outputting a control signal necessary for a phone call while receiving or outputting an electric signal from a line in or a line out of a telephone line;

It consists of a microphone 42 for receiving the sound wave input from the call control rod 41, the frequency change is converted into an electrical signal,

The speaker 43 is configured to convert the electrical signal output from the call control circuit unit 41 into sound waves so that the user can listen.

4 is a block diagram of a call control circuit unit according to an embodiment of the present invention.

As shown in FIG. 4, the configuration of the call control circuit unit 41 includes a ring circuit 46 for ringing a telephone ring to notify a user of a signal input state when a signal is input at the line in, and the new signal. A dial circuit 47 for generating a specific frequency for each number input from the mercury pad 33, and a call circuit for amplifying a signal input / output from the microphone 42 or the speaker 43 of the telephone circuit 40 ( 48).

The operation of the present invention made as described above is as follows.

When the power required for operation is applied, each device becomes an operational state.

Therefore, when a signal is input through the telephone line in the operable state, the call control circuit unit 41 embedded in the key dove 100 directly connected to the telephone line makes the ring circuit 46 recognize that the user has arrived.

Therefore, when the user hears a ringing tone generated by the operation of the ring circuit 46 and the user turns on the hook switch 45, the call circuit 48 amplifies the voice data generated by the caller's conversation in the call circuit and has a built-in speaker ( Through 48).

In addition, when a person wants to tell a talk to the other party, the weak signal that is converted into electrical voice data by the operation of the microphone 42 may be amplified through the communication circuit 48 and then transmitted.

After the call, the hook switch 45 is turned off to go to the standby state.

In addition, if the user wants to make a call, when the hook switch 45 is turned on, the phone switches from the standby state to the call mode, and the keyboard / telephone dial switching circuit 60 functions as a keyboard of the computer system. ) Is switched to the phone dial.

Therefore, the output signal of the numeric pad 33, which is used as a telephone dial and is input through the numeric pad 33, is input to the dial circuit 47 of the call control circuit 41, and the number of the numeric pad 33 is used. Generate the frequency corresponding to and transmit to the telephone company.

The telephone station then connects the telephone line with the other party and the call operates as above.

The effect of the present invention operating as described above, by providing a variety of functions to the computer system to provide the user's convenience, increase efficiency in work, and maximize the utilization of space.

In addition, hands are free to have a smooth operation. Since the built-in speaker and the micro hand can make a telephone call while using it freely, it is possible to provide an input device capable of making a call effective in increasing the efficiency of the task, which is the biggest object of the present invention.

Claims (4)

A keypad for inputting a user's new data into a computer, a keyboard controller for converting the input data of the keypad into a code that can be recognized by the computer, and a keyboard / telephone dial switching circuit portion, which is connected to the keyboard circuit and functions as a dial of the telephone circuit portion. And a keyboard / telephone dial switching circuit for switching the numeric pad to phone dial, a telephone circuit for a user's communication means, and a keyboard / telephone dial switching circuit. And a hook switch configured to adjust a state of the telephone unit. The input device of claim 1, wherein the telephone circuit unit connects a telephone line from a telephone station to a line in and connects a line from the telephone to the line out. The telephone control circuit unit according to claim 1 or 2, wherein the telephone circuit unit outputs a control signal necessary for a telephone call while receiving or outputting an electrical signal from a line in or a line out of a telephone line. And a microphone for receiving the sound wave input from the call control circuit unit and converting the frequency change into an electrical signal, and converting and outputting the electric signal change output from the call control Hiro unit into sound waves so that the user can listen. Call input device comprising a speaker, and a headphone jack for making a secret call in the telephone circuit unit, 4. The call control circuit of claim 3, wherein the call control circuit unit comprises: a ring circuit 46 for ringing a telephone ring to inform a user of a signal input state when a signal is input at line in, and the numeric pad 33; A dial circuit 47 for generating a unique frequency for each number inputted from the circuit, and a call circuit 48 for amplifying signals input and output from the microphone 42 or the speaker 43 of the telephone circuit 40. Callable input device, characterized in that.