KR0149441B1 - Personal mail service method of keyphone system - Google Patents

Abstract

The present invention relates to a key phone system, and more particularly, in a key phone system for providing a personal mailbox service to a plurality of subscribers by connecting a single automatic answering means to the main device of the key phone system and recording a message for a plurality of subscribers. It relates to a personal mailbox service method.

The present invention can have the effect of connecting multiple automatic answering means by connecting one automatic answering means to the key phone system, and by classifying each individual message individually, each one's own message without listening to the message of different people. By listening, the personal mailbox service can be economically provided to a plurality of extension subscribers accommodated in the key phone system.

Description

Personal Mailbox Service Method in Key Phone System

1 is a block diagram of a conventional answering machine.

2 is a block diagram of an answering machine according to the present invention.

3 is a flowchart of a central processing unit for implementing the present invention.

* Explanation of symbols for main parts of the drawings

10: ring detector 20: DTMF detector

30: signal connection part 40: tone generating part

50: signal amplifier 60: signal recording / playback unit

70: signal detector 80: central processing unit (CPU)

90: display unit 100: keyboard unit

110: deck control unit 120: key phone connection

130: memory element

The present invention relates to a key phone system, and more particularly, in a key phone system for providing a personal mailbox service to a plurality of subscribers by connecting a single automatic answering means to the main device of the key phone system and recording a message for a plurality of subscribers. It relates to a personal mailbox service method.

As shown in FIG. 1 of the conventional answering machine, a ring detection unit 10 for detecting a ring signal applied to a trunk line (telephone line), a DTMF detection unit 20 for detecting a DTMF signal entering a trunk line, and a trunk line and automatic Hybrid (HB) for connecting the transponder, the signal connection unit 30 for controlling the flow of the signal, the tone generator 40 for transmitting a tone signal for instructing the recording of the message, and the signal amplification to amplify the signal Section 50, a signal recording / reproducing section 60 for recording signals on the tape and reproducing the signals recorded on the tape, a signal detecting section 70 for detecting signals of the trunk line during recording, and an applied signal A central processing unit 80 for controlling recording and playback operations, a display unit 90 for displaying the operation of the answering machine, a keyboard unit 100 for inputting key signals for operating the answering machine, and driving a tape Deck control unit 110 for controlling the deck for, It consists of a power supply unit 140 for supplying a source.

In the conventional answering machine configured as described above, when a ring signal enters a trunk line, the ring detector 10 detects the ring signal and transmits the ring signal to the central processing unit 80.

Then, the central processing unit 80 operates the deck by the deck control unit 110 to reproduce the response message recorded on the tape through the signal recording / playback unit 60 to send to the other party, the tone generator 40 Transmits the start message for controlling the message to the counterpart, and records the message applied from the counterpart to the tape by the signal recording / reproducing unit 60.

During the message recording, the central processing unit 80 stops recording when no signal, a periodic signal, or a continuous signal is detected for more than 7 seconds through the signal detector 70.

After the ring signal is input again, the above operation is repeated to record the next message following the previous message.

In the conventional general answering machine, an answering machine is used to connect a telephone answering line one by one. Therefore, in a system that accommodates a plurality of extension subscribers on multiple trunk lines such as a key phone system, each extension subscriber needs to provide voicemail service. Since the personal answering machine must be connected separately, a high cost personal answering machine has to be provided separately for each subscriber and there is a problem in that a large installation cost is required.

The present invention has been made to solve the problem as described above, by connecting a single automatic answering means to the main device of the key phone system to record a separate message for multiple subscribers to economically record the personal mailbox service to multiple subscribers The purpose is to provide.

In the personal mailbox service method of a key phone system according to the present invention for achieving the above object, in the personal mailbox service method of a key phone system, a number corresponding to a plurality of extension subscribers accommodated in the key phone system is connected to the key phone system. Storing in one automated answering means; Recording a message in response to the classification number when the message is input after the call is connected to the automatic answering means; When the call number is connected to the automatic answering means and a classification number is input, the method includes reproducing and transmitting a recorded message corresponding to the classification number.

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

2 is a block diagram of an answering machine according to the present invention. As shown therein, a key phone connection unit 120 connecting the answering machine and a key phone system and a ring signal are detected and transmitted to the central processing unit 80. A ring detection unit 10, a DTMF detection unit 20 enabling recording of a personal message, a signal connection unit 30 for controlling the flow of the voice signal, a signal amplifier 50 for amplifying the voice signal, The signal detector 70 detects the presence of no signal, continuous signal, and periodic signal during the automatic response operation, and transmits the corresponding information to the central processing unit 80, and records the response and the message, and reproduces the recorded message. A signal recording / reproducing unit 60, a microphone (MIC) for inputting a user's voice when recording a response message, a speaker (SPK) for outputting a signal amplified by the signal amplifying unit 50 for the user to listen to, and Sound when recording a message The key includes a tone generator 40, a display unit 90 for displaying the operation state of the answering machine, a keyboard unit 100 for inputting a key signal for controlling the operation of the answering machine, and a deck for driving the tape. The deck control unit 110 for controlling the operation, the power supply unit 140 for supplying power to the entire circuit, the central processing unit 80 for controlling all operations of the answering machine, and the information for distinguishing the message Memory element section 130.

The operational effects of the present invention configured as described above will be described in detail based on the block diagram of FIG. 2 and the flowchart of FIG. 3.

First, the user records the response message by the following example in order to realize the function of the present invention in consideration of the answering machine used by the entire subscriber when recording the response message.

This is ... I can't answer the phone right now because the company is finished. Please tell us what you need. You can record your needs for 120 seconds. Kim ×× is the 13th, Lee ×× is the 12th, Park ×× is the 15th, Choi ×× is the 16th, Jeong ×× is the 17th, Ji ×× is the 18th, Hand ×× is the 19th, and Yoon ×× is 21, all ×× is 22, old ×× is 23, red ×× 24, and so on. Within about 5 seconds after the prompt, find the number on the phone number that corresponds to the person you want and press the number. Please listen to the beginning and tell us what you need. When the response message recording button of the keyboard unit 100 is pressed for such a response message, the CPU 80 applies and amplifies the recording contents of the user input through the microphone MIC to the signal amplifier 50. Next, the recording on the tape through the signal recording / playback unit 60.

On the other hand, when the incoming call is generated from the trunk line, when the ring signal is applied to the answering machine in the key phone system, the ring detection unit 10 detects the ring signal and transmits the ring signal to the central processing unit 80. Then, the central processing unit 80 receives the signal detected from the ring detection unit 10, loops the trunk line (line), performs an automatic answer, and sends a corresponding response message to the called party.

Then, the other party who made the call hears all the response messages and if you want to leave a message to a specific person, informs the central processing unit 80 that the specific person is in recording the message by telling the answering machine a number indicating the specific person as a DTMF signal. Will be recorded.

If a DTMF signal indicating a specific person is not input, it is divided into a common message after 5 seconds and is transmitted to all the subscribers of the key phone system.

On the other hand, subscribers who are subscribed to the key answering machine can go to work and listen to their recorded messages by dialing the extension number where the answering machine is installed. If you press and press the message number assigned to yourself, the answering machine enters a specific number and records the recorded message and a message that does not indicate a specific person.

And, in order to enter the message personal mailbox classification number, an extension telephone is connected to an answering machine.

In the input method, when the input button of the keyboard 100 attached to the answering machine is pressed for a long time, the DTMF signal for the personal classification number is automatically transmitted from the DTMF detector 20 to the central processing unit 80. send.

Then, the central processing unit 80 can be stored in the EEPROM of the memory element unit 130 to prevent data from being erased during a power failure.

Even during reproduction, only necessary portions can be reproduced by the data stored in the memory element unit 130.

The present invention operated as described above can have the effect of connecting multiple automatic answering means by connecting one automatic answering means to the key phone system, and also by listening to the message of each other by classifying the individual message for each person. Since the user can listen to his / her own message, the private mailbox service is economically provided to a plurality of extension subscribers accommodated in the key phone system.

Claims (1)

A personal mailbox service method in a key phone system, the method comprising: storing a classification number corresponding to a plurality of extension subscribers accommodated in the key phone system in one automatic answering means connected to the key phone system; Recording a message in response to the classification number when the message is input after the call is connected to the automatic answering means; The personal mailbox service method of a key phone system, characterized in that the call is connected to the automatic answering means and a classification number is input, regenerating and sending the recorded message corresponding to the classification number.