KR19990000162A - Selectable wired / wireless phone and its control method - Google Patents

Abstract

The present invention relates to a wired / wireless telephone capable of sorting and a control method thereof, and in particular, a keypad 100 for inputting a predetermined password; The keypad (100); A password storage unit 200 for storing a password input through the keypad 100; A guide message storage unit 300 for storing a message to be sent in order to send a predetermined guide message; A speaker 400 for transmitting a message stored in the guide message storage unit 300; A microprocessor (500) for determining whether a password input through the keypad (100) and a set password are consistent with each other; It is composed of a ring signal transmitter 600 for transmitting a predetermined ring signal by a password controlled by the microprocessor 500, in order to make a call with an unspecified person, after inputting a predetermined telephone number, When a message to enter a number is sent out, it is operated to call a desired person by inputting the designated number, so that the trouble of switching the phone when a predetermined telephone ring is solved is solved, and at the same time picking up the phone It is effective in preventing personal cases and protecting personal privacy.

Description

Selectable wired / wireless phone and its control method

The present invention relates to a wired / wireless telephone capable of sorting and a control method thereof. In particular, in a telephone using both wired and wireless at the same time, when a predetermined number is entered, the stored number and the entered number coincide. To make the phone ring to talk to the person you want.

In recent years, since the function of the telephone has been developed, a telephone having a function of not ringing a telephone ring when a predetermined number is not inputted has been developed, and further development has been accelerated such as continuing to a video telephone.

1 is a functional block diagram showing a general telephone, a trunk line connection port 1 connected to an external trunk line; A ring signal detecting unit (2) for detecting a ring signal applied from a station of a talker (basic apparatus of a telephone) through the trunk line connecting port (1); A ring generator (3) for outputting a ringing tone to the called party based on the ring signal applied from the ring signal detector (2); A loop circuit 4 for performing an interface function with respect to a connection with a counterpart terminal and overall communication signals input / output to and from the device; A transmitter and receiver (5) used by a user for transmission and reception; A handset unit 5a through which the user's training is output through the handset 5; A handset unit 5b for listening to a voice from the other party; A hook switch 6 for controlling the network circuit 7; A network circuit (7) for amplifying a voice signal at a predetermined level when the user transmits the signal and performing signal processing on a side tone (Side Tone) in which self-growth is heard during a call; An AD liquid crystal display 8 for informing the user of the current operating state of the telephone; A display driver 8a for driving the light emitting display part 8b connected to the rear end; A light emitting display part 8b which blinks a red ball at a predetermined interval when the ring signal is detected by the ring signal detecting part 2 to notify a user that a call is received through an LED on the phone; A memory 9 for storing data necessary for the operation of the telephone; A microprocessor (10) as a controller for controlling the overall operation of the apparatus based on the signals detected by the ring signal detector (2) and the loop circuit (4); A keypad 11 provided with numerals and function keys used for dialing by a user or selecting a specific function; A DTMF generation circuit 12 for outputting a DTMF (Dual Tone Multi Frequency) signal corresponding to a predetermined key input input through the keypad 11 by a control command of the microprocessor 10; A voice data storage unit 13 for storing predetermined voice data for automatically receiving and responding to a voice message as encoded digital code data; A coder decoder (CODEC) 14 for decoding the data stored in the voice data storage unit 13 to code a voice signal; A digital signal processor (DSP) 15 for processing a digital signal output from the CODEC 14 under the control of the microprocessor 10; When the other party hangs up, the CPT (Call Progress Tone) detection circuit 16 recognizes the end of the call.

That is, in the above configuration, when the ring signal detecting unit 2 detects a ring signal from the outside, it notifies the microprocessor 10 of the ring signal, and the microprocessor 10 based on this fact generates the ring generating unit 3. ), The ring signal sounds to the user, and the lamp on the telephone is turned on through the AD liquid crystal display unit 8.

In addition, when the user outputs a voice by picking up / receiving the receiver 5 for the purpose of the talk, the microprocessor 10 outputs a signal input through the network circuit 7 based on this, and the network circuit 7 ) Amplifies the input signal, and then the input signal is output to the outside through the loop circuit 4.

However, in the conventional telephone as described above, when the called party makes a call, all the installed telephones ring at the same time, and there is a hassle of having to switch the telephone again to make a call with a desired person at the calling party. When the phone rang, there was a problem of being exposed to personal life by picking up the handset at the same time.

An object of the present invention is to solve the conventional technical problems as described above. In particular, in order to make a call with an unspecified person, a predetermined telephone number is inputted, and a number corresponding to the telephone of the person who wants to make a call is entered. Typing allows you to talk directly to the person you want.

In order to achieve the above object, a wired / wireless telephone capable of screening the present invention includes a keypad for inputting a predetermined password; A password storage unit for storing a password input through the keypad; A guide message storage unit for storing a message to be sent to send a predetermined guide message; A speaker for transmitting a message stored in the announcement message storage unit; A microprocessor for determining whether a password input through the keypad and a set password match; And a ring signal transmitter for transmitting a predetermined ring signal by a password controlled by the microprocessor.

In the present invention, the wired / wireless telephone capable of screening and the control method thereof are used to input a number after inputting a predetermined telephone number in order to make a call with an unspecified person. It is operated to make a call so that only the person who wants the call is sent out, thus eliminating the hassle of switching the phone when the call is sent to the phone, and at the same time preventing the user from picking up the phone to protect personal privacy. It works.

1 is a functional block diagram showing an operation state of a typical telephone;

2 is a functional block diagram showing an operating state of the wired / wireless telephone capable of screening the present invention;

3 is a control flowchart illustrating a control state of a wired / wireless telephone capable of screening the present invention.

* Description of the symbols for the main parts of the drawings *

1: trunk line connection port 2: ring signal detection unit

3: Ring generating part 4: Loop circuit

5: handset 5a: handset unit

5b: Handset unit 6: Hook switch

7: Network circuit 8: AD liquid crystal display

8a: display driver 8b: light emitting display

9: memory 10,500: microprocessor

11,100: Keypad 12: DTMF generating circuit

13: Voice data storage unit 14: Codec

15: DSP16: CPT detection circuit

200: password storage unit 300: guide message storage unit

400: speaker 600: ring signal transmitter

Hereinafter, with reference to the accompanying drawings, the configuration and operation of the embodiment according to the technical idea of the wired / wireless telephone and the control method capable of screening the present invention in detail as follows.

EXAMPLE

First, the present invention can be selected wired / wireless telephone, the keypad 100 for inputting a predetermined password; A password storage unit 200 for storing a password input through the keypad 100; A guide message storage unit 300 for storing a message to be sent in order to send a predetermined guide message; A speaker 400 for transmitting a message stored in the guide message storage unit 300; A microprocessor (500) for determining whether a password input through the keypad (100) and a set password are consistent with each other; The present embodiment includes a ring signal transmitter 600 for transmitting a predetermined ring signal by a password controlled by the microprocessor 500.

In addition, the control method of the present invention can be selected for the wired / wireless phone, if the caller's phone and the receiver's phone is connected, enter the phone number of the person who wants to answer the call, if you do not know the number, press 0 A dial-up step 1000 for sending a message; A total telephone transmission step (2000) for determining whether the set number and the input number coincide with each other when the predetermined number is input from the other party; The present embodiment includes a call step 3000 with a desired person making a call by sending a ring signal to the phone having the same number when the number set in the entire phone sending step 2000 and the input number are the same. do.

Hereinafter, the operation state of the device having the above configuration will be described in more detail with reference to FIGS. 2 and 3.

First, if a user who is using a predetermined wired / wireless telephone wants a telephone only with a desired person, the number of the person who wants to make a call is input through the keypad 100 attached to the outside of the telephone.

In addition, the password input through the keypad 100 is stored in the password storage unit 200, accordingly, if an unspecified person wants to access by using a predetermined telephone, a guide message storage unit for transmitting a predetermined message ( Press 300 for the password you want to answer the call, and if you do not know the number, press 0 to save the message.

In addition, the message stored in the guide message storage unit 300, if an unspecified person wants to make a call, press the password of the person who wants to answer the call. 400 is sent through (1000).

In addition, after the message is sent from the speaker 400, if a password is input from the other party, it is determined whether the number input from the microprocessor 500 and the set password match.

At this time, if the input password and the set password does not match, the ring signal transmission unit 600 transmits a ring signal to all the telephones are connected to all the telephones (2000).

In addition, when it is determined that the password set in the microprocessor 500 and the input password is matched, through the ring signal transmission unit 600 transmits a ring signal to the telephone with the same number to connect to the telephone of the desired person After this, the call is made (3000).

Meanwhile, the present invention is not limited to the above embodiments and can be variously modified within the scope not departing from the technical gist of the present invention.

As described above, the wired / wireless telephone capable of screening the present invention and a control method thereof, in particular, in order to make a call with an unspecified person, after inputting a predetermined telephone number, a message for inputting a password is sent out, and the set number is set. It is operated so that you can talk with the person you want to input, so that only the person who wants to call will be sent, so that the trouble of having to switch the phone when a predetermined phone call is solved is solved. The effect is to protect the.

Claims (2)

A keypad for inputting a predetermined password; A password storage unit for storing a password input through the keypad; A guide message storage unit for storing a message to be sent to send a predetermined guide message; A speaker for transmitting a message stored in the announcement message storage unit; A microprocessor for determining whether a password input through the keypad and a set password match; And a ring signal transmitting unit configured to transmit a predetermined ring signal by a password controlled by the microprocessor. If you want to talk to the person you want, call the unspecified phone number, and the person who wants to answer the phone number will be dialed. If you do not know the number, press 0. In this case, it is determined whether the input number and the set number match, and if it does not match, the ring signal is sent to all the telephones. If the numbers match, the ring signal is called to the telephones with the same numbers to connect the phone with only the desired person. After the call, the call / wireless telephone capable of screening, characterized in that the call state and its control method.