KR100255371B1 - Method for transferring to concerned station a telephone memo in key telephone system - Google Patents

Abstract

PURPOSE: A method of taking a memo of a telephone number in a key phone system is to take a memo of the telephone number using a memo key and a numeral key of the key phone, and then transmit the memo to other part. CONSTITUTION: After a memo key is input in a communicating state of a key phone, a memo, a telephone number of a transmitting part and a telephone number of other key phone, to which the memo is transmitted, are registered to the key phone system. Information of existence of the registered memo is displayed in a displaying portion of the other key phone to which the memo is transmitted. If a memo key is input to the other key phone, the registered memo and the telephone number of the transmitting part is displayed, then the telephone number is automatically dialed and connected to the key phone of the transmitting part. An LED(light emitting diode) are disposed at the memo key of the key phone. If the memo is registered to the key phone, the LED is turned on.

Description

How to Memo Phone Number in Key Phone System

The present invention relates to a method for memorizing a phone number in a key phone system to which a plurality of extension phone phones are subscribed. Particularly, the present invention relates to a phone number using a memo key and a numeric key of a key phone. It relates to a memo method in the key phone system to deliver to.

Nowadays, most companies and offices have a key phone system installed and operated. A private branch exchanger is a device that performs a similar function in addition to the key phone system. The key phone system performs a function of connecting a trunk line and an extension of each other by a telephone line (commonly referred to as a trunk line) of an on-site exchange facility and an affiliated transfer handling section. It became an indispensable device.

On the other hand, in the key phone system, a plurality of extension subscribers each have one key phone, and a call is connected between each extension subscriber, or another subscriber may receive a call that another subscriber does not receive and perform a call. This means that even if a call arrives at one extension subscriber, if the subscriber is absent, the other extension subscriber may receive the incoming call and perform a call operation such as a necessary announcement or missed announcement.

However, in case of receiving a call from an absent subscriber and wanting to leave a memo to the absent party during the call, the busy subscriber instead writes down a memo left on a separate memo or paper. I used to deliver it directly. This has become a very annoying problem for subscribers who have received calls on their behalf, and in some cases do not want to knowingly receive calls from other subscribers.

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Accordingly, the present invention focuses on the memo that a large number of callers leave to the absentee is a phone number, and focuses on the call information or data information transmission operation between the extensions of the key phone system. In the keyphone system, a method of easily delivering to an absentee through a transmission operation of the keyphone system will be implemented.

This shows that an object of the present invention is an implementation of a memo method in a key phone system for memoizing a phone number using a memo key and a numeric key provided in a key phone, and delivering the memo phone number to the party.

Therefore, the present invention, if any one of the key-phone phone is subscribed to the key phone system, the memo key during the call is input, the memo including the memo contents and phone number and the extension number of the called party to which the memo is to be delivered to the key phone Register with the system, indicate that a memo has been registered on the display unit of the called party's key phone to which the memo is to be transmitted; and when a memo key is input from the called party's key phone during the memo display, the call is registered to the registered telephone number. A phone number memo method is proposed in a key phone system that performs an operation of connecting a.

1 is a block diagram of a key phone system in which the present invention is carried out.

Figure 2 is a block diagram of a key phone phone subscribed to a key phone system in which the present invention is carried out.

3 is a flowchart of a phone number memo method in a key phone system according to the present invention;

4 is a flowchart of a method for delivering a memo registered in a key phone system according to the present invention;

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

On the other hand, in the following description of the present invention, when it is determined that detailed descriptions of related well-known functions or constructions may unnecessarily obscure the subject matter of the present invention, the detailed description will be omitted, and generally customary in constructing the present invention. Components and functions used as such will be omitted. The terms to be described below are terms defined in consideration of functions in the present invention, and may be changed according to the intention or custom of the user or chip designer, and the definitions should be made based on the contents throughout the present specification.

1 is a block diagram of a key phone system in which the present invention is performed.

Referring to FIG. 1, the central processing unit 100 processes a preset program to control a call switch and to control various services and operations according to the present invention. The RAM 110 includes a program and a volatile data processing area, and is composed of a plurality of various buffers and used as a working memory of the CPU 100. The ROM 120 includes a control program for performing call and call waiting functions. The switching circuit 130 switches various tone and voice data, connections between stations, and connections of trunk lines under the control of the CPU 100. The general subscriber circuit 140 performs interfacing between a general telephone and a device of a plurality of subscribers. The ring generator 150 outputs a ring signal in the form of a square wave to the general subscriber circuit 140. The key phone subscriber circuit 160 performs an interface between a plurality of key phone telephones and a device. At this time, the key phone includes a predetermined display unit so that the subscriber can know the overall operating state of the system and the input telephone number. The tone generator 170 is controlled by the central processing unit 100, and scissor the trunk line to form a trunk line loop. In addition, an incoming signal received through the trunk line is interfaced. The DTMF receiver 190 analyzes the DTMF signal generated from the subscriber of the general subscriber circuit 140. Meanwhile, the DTMF transmitter 200 outputs the DTMF signal to the switching circuit 130 under the control of the CPU 100. The clock circuit 105 provides a clock function to the CPU 100, and has a timer function for counting a predetermined time.

FIG. 2 is a block diagram of a key phone telephone system subscribed to the key phone subscriber circuit 160 in the key phone system in which the present invention is implemented.

Referring to FIG. 2, the transmitter 220 serves as a transmission window of the key phone subscriber circuit 160 and the key phone telephone, which are terminal matching units of the key phone system. For example, it performs a TCM 2B + D transmission mode, an AMI CORDER function, a DIGITAL PLL function, and an interface with a control unit. The power supply unit 280 receives power from the key phone system through the cable introduced into the transmission unit 220, converts it, and then supplies the power to the key phone telephone. The main controller 210 is responsible for all the control of each part of the key phone, which is usually implemented as one chip microcomputer (ONE CHIP MICOM). The key input (KEY) and red (LDE) unit 250 detects input key data and performs red on / off. The key input and the red unit 250 is provided with a numeric key or a function key consisting of only a key button, and is also implemented in the same key button as the key button and red and has a key button to turn red on / off when the key button is pressed. In order to carry out the present invention, a memo key is provided. The memo key is a key provided in the same key button with the key button and the red part. The call path interface unit 230 performs a function of digitizing an analog voice signal input to the key phone through a handset or a microphone. In addition, the digital signal received through the transmitter 220 has a function of converting the analog signal and output to the speaker or handset. It includes a multifunction codec and ring volume level adjustment. The LCD unit 260 is a display unit which is in charge of displaying the state of the key phone, and also displays the input key data. The channel expansion unit 240 adds a modem circuit or an external expansion device to the key phone telephone through the KDB-D or KDB-S module to add 1B of the 2B + D channels received from the transmission unit 220 to function as the key phone telephone. This is to expand the.

3 is a flowchart illustrating a method for memoizing a phone number in a key phone system according to the present invention.

Referring to FIG. 3, in step 300, an extension telephone that is subscribed to the key phone system is in a busy state. In this case, if a memo key is input in step 302, the user enters the memo registration mode in step 304. Then, red (LED) included in the memo key is turned on, and display information such as a appears on the LCD unit 260. In other words, the phone number and the extension number of the person who will receive the phone number is called. In operation 306, a phone number input operation is performed. This appears as b in the LCD unit 260. In this example, the caller asks for the burial of the telephone number '114', and the extension subscriber hears it and enters '114'. In step 308, if the '*' key is input, it means that the telephone number input operation performed in step 306 is completed. In other words, it becomes the end key of the telephone number input. In step 310, it is determined whether the extension number of the person to whom the input telephone number is to be transmitted is input. This is indicated by c in the LCD unit 260. Referring to c, it can be seen that the extension number of the side to which the telephone number is transmitted is '555'. In step 310, information, a telephone number, and an extension number related to all the memos are input, so that the memo transmission function according to the present invention is registered in the key phone system. This registered information is stored in the ROM 120.

The above-described process of FIG. 3 is a process in which an extension subscriber who receives a call on behalf of an absentee registers a memo delivered to the absentee. And, the process of Figure 4 to be described below shows that the memo registered in the key phone system, the process of the absentee comes back to confirm.

That is, FIG. 4 is a flowchart illustrating a method for delivering a registered memo to a corresponding extension subscriber in the key phone system according to the present invention.

Referring to FIG. 4, in step 400, it is detected that there is a memo registered in the key phone system in step 312 of FIG. 3. In step 402, an extension subscriber to receive the registered memo, that is, a red (LED) implemented in a memo key of a key phone corresponding to the extension number entered in step 310 of FIG. 3 is turned on, and in step 404, the LCD unit 260 Displays the memo registered in. This is shown in d, in a pre-designated form that displays the text 'call me' and the phone number '114'. When the memo key 406 is input in step 406, the red of the on memo key is turned off in step 408, and the call is automatically connected to the memo phone number '114'. When the call is connected to the phone phone off-hook (Off-Hook), in step 410 it detects this, in step 412 deletes the memo information displayed on the LCD, and cancels the registered memo delivery function.

In the above-described present invention, when a telephone number informed by the other party during a call is input, and the extension number of the subscriber who needs to take notes of the telephone number is input, the fact and the memo phone number of the subscriber's key phone are subsequently entered. Is summarized in the way it is displayed.

Meanwhile, in the above description of the present invention, only the phone number is memorized. This is because the information that can be easily entered in the current phone phone is a number, and thus the present invention has been described accordingly, if the function, such as text input is added, the contents of the memo and sentences by various characters besides the phone number Will be able to achieve

As described above, the present invention has an advantage in that an extension subscriber immediately executes a memo according to a memo request of the counterpart while the subscriber of the extension is in the key phone system, and immediately displays it on the absentee extension to deliver the memo. .

In addition, the absentee has the convenience of confirming the memo through his key phone, and immediately connects the call to the phone number that was memorized in the absence by only one key button input.

Claims (4)

In a method for memoizing the phone number in the key phone system to which a plurality of key phone telephones equipped with a memo key is an extension, After the memo key is entered in a busy state from one of the extension phone phones, the memo and phone number inputted according to a predetermined key input operation and the extension number of the destination key phone phone to which the memo is to be transferred are the key phone system. Registers in the message, indicates that there is a memo registered in the display unit of the called party's key phone to which the memo is to be transmitted, and when a memo key is inputted from the called party's key phone, the memo and telephone number entered are displayed. Phone number memo method in the key phone system for connecting the call to the displayed phone number. The method of claim 1, When the memo key is provided with red (LED) and the memo, telephone number and extension number are registered in the key phone system, the red (LED) of the memo key provided in the called party's key phone telephone of the registered memo is turned on. Phone number memo method in the key phone system, characterized in that the addition. The method of claim 2, The red (LED) provided in the memo key is turned on / off according to a toggle operation. The method of claim 1, When the call is connected to the registered phone number, and the called party's key phone is off-hook, the display unit deletes the information indicating that there is the registered memo displayed, and deletes the memo related information registered in the key phone system. Phone number memo method in the key phone system is made by adding a method.

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