JPH07177572A - Method for automatic message recording for cordless telephone set - Google Patents

Abstract

PURPOSE:To attain an extension call without waste and special operation or device by the user. CONSTITUTION:In the system cordless telephone set having a master equipment 1, plural master sets 21-2n and slave sets 31-3n, when an extension call comes from a caller to the slave set 31 resident at the outside of a radio zone, the call reception time, an extension number from the caller and an ID of the slave set 31 are stored in the master equipment 1 and when the slave set 3. comes in a radio zone and its position is registered, the ID of the slave set 31 informed to the master equipment 1 is identified, and the time and the extension number stored in the master equipment 1 are sent to the slave set 31, in which they are displayed to notify a fact of preceding extension call reception automatically.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to an answering method for a cordless telephone used in a mobile telephone system such as a premises, and more specifically, when the mobile handset enters the area outside the wireless zone. The present invention relates to an answering machine for a cordless telephone, which can automatically notify a machine of an extension call received from a caller in the past.

[0002]

2. Description of the Related Art A cordless telephone such as a private telephone system that enables communication between handset units at any place within a wireless zone created by the base unit is used as a mobile unit with a plurality of base units corresponding to fixed stations. It is composed of a plurality of slave units corresponding to a station and a main unit having a position management / call processing function of the slave units.

A call receiving operation of the conventional cordless telephone thus constructed will be described with reference to a flow chart shown in FIG.

When an extension telephone call is made from any one slave unit (hereinafter referred to as a calling side slave unit) to another one of the slave units (hereinafter referred to as a called destination slave unit), the main device is the destination slave unit. To the master unit in which the called-destination child device is registered (step S1).
2). Then, in the next step S3, it is determined whether or not the wireless connection to the call destination child device is OK. Here, if wireless connection to the call destination slave device is possible, the process proceeds to step S4, and an instruction to ring the incoming call to the call destination slave device is issued.

Further, when the called-destination child machine is out of the wireless zone created by the registered parent machine, it is judged that the wireless connection to the called-destination child machine is impossible, and the procedure proceeds to step S5, in which the call from the main unit Sends information indicating that wireless connection is not possible to the calling handset, displays “Set error” on the LCD display of the calling handset, and makes an extension call to the called destination handset. Notify me that I can't keep up.

As described above, in the above-mentioned conventional cordless telephone system, when the caller knows that the called terminal is out of the service area, it is possible to make a call again after a certain time.

[0007]

However, in the above-mentioned conventional cordless telephone system, the caller has to call again many times until the other party finishes the location registration, and the other party also finishes the location registration. After that, I could not know that I was on a call until I received an incoming call,
There was a problem of missing the timing for an emergency call.

The present invention solves such a conventional problem, and provides an answering method for a cordless telephone which allows a user to make a lean extension call without requiring a special operation or device. The purpose is to do.

[0009]

In order to achieve the above object, the invention of claim 1 is provided with a plurality of parent devices, a plurality of child devices and a main device, and the parent device to which the child devices move is A system cordless telephone for making a call connection through the base unit within the wireless zone, when the extension is received from the caller to the handset outside the wireless zone, the arrival time and the extension number of the caller and the child Storing the terminal identification information of the handset in the main device, and identifying the terminal identification information of the handset to be communicated to the main device when the handset enters the wireless zone and is registered in position. The time and extension number stored in are transmitted to the slave unit and displayed.

The invention according to claim 2 is a business cordless telephone having a master unit and a slave unit in a one-to-one wireless connection relationship, a main unit, and a plurality of extension telephones connected to the main unit. When an extension is received from a caller to a handset outside the wireless zone of the base unit, the arrival time and the extension number of the caller are stored in the previous base unit, and the stored time and extension number are periodically stored. The time and extension number are transmitted and received and displayed when the slave enters the wireless zone of the master.

[0011]

Therefore, according to the first aspect of the present invention, when the master unit cannot wirelessly connect to the destination slave unit when receiving an extension call, the main unit receives the arrival time, the extension number of the caller and the destination slave unit terminal. By storing the identification information, when the cordless handset having the terminal identification information is registered in position, the cordless handset can be automatically notified that an extension call has been received in the past, and the extension can be saved effectively. Can be called.

According to the second aspect of the present invention, when the extension of the slave unit in which the master unit and the slave unit have a one-to-one wireless connection is called and the slave unit is out of the wireless zone, the time of arrival and the call By storing the extension number of the caller in the base unit and sending it out periodically, the sent contents can be displayed on the handset, so that the handset can be automatically notified that there was an extension call in the past, which is a waste. Calls without extensions are possible.

[0013]

Embodiments of the present invention will be described below with reference to the drawings.

FIG. 1 is a block diagram showing a first embodiment when the method of the present invention is applied to a system cordless telephone.

In FIG. 1, reference numeral 1 denotes a main unit for exchanging extension / outside lines of a telephone, holding a call, managing the location of a handset, and answering an extension call to a destination handset outside the communication range.
2 _{1 to} 2 _n are a plurality of parent devices (connection devices) corresponding to fixed stations (CS) connected to the main device 1, and 3 _{1 to} 3 _n are each parent devices 2 ₁
~ 2 _n and a plurality of slave units (cordless telephones) corresponding to mobile stations (PS) wirelessly connected within the communication range.
Thus, it is possible to make an outside line call at each master unit or each slave unit, an extension call between the master unit and the slave unit, and a call between the slave units via the master unit.

Next, the operation of the first embodiment will be described. FIG. 2 is a flow chart showing an operation procedure at the time of an incoming call in the present embodiment. For example, if the handset 3 ₁ makes an extension call to the handset 3 ₂ , in the main device 1, the handset 3 ₁ receiving the extension calling to machine 3 ₂ (step S11), and the sub-terminal 3 ₂ has been registered until immediately before the call out of range, for example, the radio link with the handset 3 ₂ to the main terminal 2 _2. After that, the process proceeds to step S13, and it is determined whether the wireless connection between the master unit 2 ₂ and the slave unit 3 ₂ is established.

If the wireless connection between the base unit 2 ₂ and the handset unit 3 ₂ is established, the process proceeds to step S14, and the handset unit 3 ₂ is instructed to ring. If the wireless connection between the master unit 2 ₂ and the slave unit 3 ₂ fails, the main unit 1 is notified of that fact. As a result, the main device 1 transmits the display information indicating that the wireless connection has failed to the calling side child device 3 ₁ via the parent device 2 ₂ and displays it on the LCD display unit of the child device 3 _1. to display the "connection error" (step S15), and notice that it does not lead even over the extension phone current to the child device 3 ₂ of the incoming call destination. Then, in step S16, the arrival time and the handset 3 ₁ which is the calling party are stored in the memory (circuit) built in the main unit _1.
It stores the extension number and the ID (terminal identification information) of the handset 3 ₁ that is the called party.

Next, the location registration process of the handset 3 ₂ when the handset 3 _{2 that} is out of the call range enters the call range (radio zone) of any base unit will be described with reference to the flowchart of FIG. .

In this case, first, the main unit 1 is notified of the ID code transmitted manually or automatically from the slave unit 3 ₂ through the master unit in the radio zone in which the slave unit 3 ₂ is located, and the position registration of the slave unit 3 ₂ is accepted. (Step S21). After that, the main device 1 checks whether or not there is an extension incoming call from the caller when the handset 3 ₂ is out of service area by checking the ID of the handset 3 ₂ that has received the location registration (step S22).

If it is determined that there is no incoming call to the extension terminal when the handset unit 3 ₂ is out of the wireless zone, the process proceeds to step S23, and the location registration of the handset unit 3 ₂ is completed. If it is determined that there is an extension incoming call when the handset 3 ₂ is out of the wireless zone, the process proceeds to step S24, and the incoming time stored in the memory and the extension number of the caller, for example, "extension 123 12: 10A.
By transmitting “M” as display information to the slave unit 3 ₂ via the master unit in the wireless zone in which the slave unit 3 ₂ is located, and displaying the display information on the LCD display unit of the slave unit 3 ₂ . Notify the user of the handset 3 ₂ that an extension call has been received in the past.

As described above, according to the first embodiment, when the destination handset is out of the radio zone in which the location is registered, the extension number of the calling side handset and the time of no connection error, and The ID of the recipient's handset is stored in the main unit, and the above time and extension number are sent to the recipient's handset and displayed when the recipient's handset enters the wireless zone in which it is located and is registered. With such a configuration, the user carrying the recipient's handset can automatically know that there has been an extension call in the past by looking at the display on the LCD display unit. Along with this, the recipient can call the displayed extension number by himself / herself and solve the problem that the timing is missed for an emergency call.

Next, referring to FIGS. 4 and 5, the second embodiment of the present invention will be described.
An example will be described. FIG. 4 is a block diagram showing a second embodiment when the method of the present invention is applied to a business cordless telephone.

In FIG. 4, reference numeral 10 denotes a main unit having functions of exchanging internal / external lines of telephones, holding calls, supplying power, and the like. The main unit 10 has a main unit corresponding to a base station (BS). Destination 11 and multiple extension telephones (KTEL) 13
_{1 to} 13 _m are respectively connected. Further, 12 is a mobile station (P
It is a slave unit corresponding to S).

In the above structure, a call between the base unit 11 and the handset 12 and a call between the handset 12 and each of the extension telephones 13 _{1 to} 13 _m via the base unit 12 are possible. Next, the operation of the above-described first embodiment will be described with reference to the flow chart at the time of incoming call shown in FIG.

In FIG. 4, for example, if there is an extension incoming call from the extension telephone 13 _{1 to the} slave 12, the main unit 10 receives the extension incoming from the extension telephone 13 _{1 to the} slave 12 (step 31), The wireless link is instructed to the parent device 11 which has been registered until just before the child device 12 goes out of the communication range (step S32). After that, the process proceeds to step S33, and it is determined whether the wireless connection between the master device 11 and the slave device 12 is established. If the wireless connection between the master 11 and the slave 12 is established, the process proceeds to step S34, and the slave 12
Instruct to ring. In addition, the child machine 12 is the parent machine 11
If the wireless connection with the base unit 11 fails outside the wireless zone (1), the main device 10 is notified to that effect. And
In the main device 10, with respect to the extension telephone 13 ₁ transmits the display information to the effect radio connection has failed, and displays "Connection error" on the LCD display unit of the extension telephone 13 ₁ (step S35).

On the other hand, when a wireless connection error is determined, the base unit 11 stores the time of arrival and the extension number (for example, 12:10 AM, extension 123) of the extension telephone 13 ₁ that has made the call, and this time and extension. The number is periodically transmitted to the child device 12 (step S36).

Therefore, when the child device 12 returns to the wireless zone of the parent device 11, the above-mentioned "for example, 12:10 AM extension 1
By displaying the display information "23" on the LCD display unit of the handset 11, it is possible to know that there has been an extension call in the past.

[0028]

As is apparent from the above-described embodiment, the present invention, in the system cordless telephone, when an extension is received from a caller to a handset outside the wireless zone, the arrival time and the extension number of the caller. , And the ID of the child device are stored in the main device, and are stored in the main device based on the ID of the child device notified to the main device when the child device enters the wireless zone and registers its location. Since the time and extension number are sent to and displayed on the cordless handset, past extension calls received when the cordless handset is out of the wireless zone can be automatically known, and extension calls are wasted. Therefore, there is an effect that it is possible to respond to an emergency call without missing the timing, without requiring special operation or device. Further, according to the present invention, in a business cordless telephone having a base unit and a handset that are in a one-to-one wireless connection relationship, when an extension call is received from a caller to a handset that is outside the wireless zone, its arrival time and call origination are called. The extension number of the caller is stored in the base unit, the stored information is periodically transmitted, and when the handset enters the wireless zone, the above information is received and displayed. Therefore, there is an effect that it is possible to automatically know the past extension call incoming when the slave is out of the wireless zone area, and it is possible to eliminate the waste of the extension call.

[Brief description of drawings]

FIG. 1 is a configuration diagram showing a first embodiment when the method of the present invention is applied to a system cordless telephone.

FIG. 2 is a flow chart showing an operation procedure at the time of an incoming call in the first embodiment.

FIG. 3 is a flowchart showing an operation procedure at the time of registering the position of the out-of-range child device according to the first embodiment.

FIG. 4 is a configuration diagram showing a second embodiment in which the method of the present invention is applied to a business cordless telephone.

FIG. 5 is a flow chart showing an operation procedure at the time of an incoming call in the second embodiment.

FIG. 6 is a flow chart showing an operation procedure at the time of an incoming call in the system cordless telephone of the conventional example.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 main device 2 _{1 to} 2 _n master device 3 _{1 to} 3 _n slave device 10 main device 11 master device 12 slave device 13 _{1 to} 13 _n extension telephone

Claims (2)

[Claims] 1. A system cordless telephone comprising a plurality of parent devices, a plurality of child devices, and a main device, wherein a call is connected through the parent devices within a wireless zone of the parent device to which the child devices have moved. When an extension is received from a caller to a handset outside the wireless zone, the arrival time, the extension number of the caller and the terminal identification information of the handset are stored in the main device, and the handset is wireless. When the terminal enters the zone and is registered for location, it identifies the terminal identification information of the slave unit that talks to the main unit, and sends and displays the time and extension number stored in the main unit to the slave unit. An answering method for cordless telephones characterized by the following. 2. A business cordless telephone having a master unit and a slave unit in a one-to-one wireless connection relationship, a main unit, and a plurality of extension telephones connected to the main unit, which is outside the wireless zone of the master unit. When an extension is received from a caller to the existing slave unit, the arrival time and the extension number of the caller are stored in the previous master unit, and the stored time and extension number are periodically sent out, and the slave unit An answering method for a cordless telephone, wherein the time and extension number are received and displayed when the wireless device enters the wireless zone of the base unit.