JPH09116958A - Cordless call reception control method and device therefor - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide call reception control in which a telephone controller of a transfer source extends various services for each cause of un-connection even when a mobile station is not connected because of the outside of the service area or the like. SOLUTION: In the call reception control system where connection is made to a mobile station through transfer from one telephone controller to another telephone controller, when a telephone controller 1-1 detects a call request from a telephone set 2-1 to a mobile station 4, the call is transferred to a telephone controller 1-2. The telephone controller 1-2 uses a mobile station state discrimination notice means 15 of a central control section 10-2 to inform a cause of disable connection to the mobile station 4 in terms of a pushphone signal to the telephone controller 1-1. Upon the receipt of the pushphone signal, the telephone controller 1-1 uses a service start means 11 of the central control section 10-1 to convert the received dial signal into a state signal of the mobile station so as to extend various services such as busy state transfer or transfer at out side of mobile station service area depending on the state of the mobile station.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of controlling an incoming call to a mobile station in a cordless system composed of a plurality of telephone control devices.

[0002]

2. Description of the Related Art Conventionally, in a telephone control device for controlling an incoming call to a mobile station, when a call request is detected for the mobile station, the telephone control device uses the position information storage memory of the mobile station to allow the mobile station to use another cordless cord When it determines that you are moving to the service area and recognizes that you are moving to another service area, it will automatically call the destination telephone control device and transfer it to the mobile station. There is.

[0003]

However, in the conventional telephone control device, there is a problem that the mobile station cannot make an incoming call because the mobile station makes a tracking connection even when the power is off or outside the service area.

The present invention solves the above-mentioned conventional problems. When the transfer destination telephone control device cannot receive an incoming call to the mobile station, the transfer source telephone control device transfers to the out-of-range mobile station. It is an object of the present invention to provide a cordless incoming call control method capable of performing various services of a transfer source telephone control device, such as connecting an incoming call to an extension telephone set in advance.

[0005]

SUMMARY OF THE INVENTION The present invention to achieve this object is a cordless call reception in which one telephone control device as a transfer source transfers to another telephone control device as a transfer destination to connect to a mobile station. A control method, wherein when the transfer source telephone control device detects a call request to the mobile station, the mobile station automatically makes a call to the transfer destination telephone control device, and the mobile station is out of range. The telephone control device of the transfer source is notified by a touch-tone signal to the telephone control device of the transfer source that the mobile station cannot be connected to the mobile station due to busy or busy conditions, and various services corresponding to the state of the mobile station are activated by the telephone control device of the transfer source. The configuration is as follows.

As a result, when the transfer destination telephone control device cannot receive an incoming call at the mobile station, the transfer source telephone control device connects to an extension telephone set beforehand for an incoming call to the mobile station when out of service area. As a result, a cordless incoming call control method that enables various services of the transfer source telephone control device can be obtained.

[0007]

BEST MODE FOR CARRYING OUT THE INVENTION The invention of claim 1 of the present invention is a cordless incoming call control method for transferring from one telephone control device as a transfer source to another telephone control device as a transfer destination and connecting to a mobile station. Then, when the transfer source telephone control device detects a call request to the mobile station, the mobile station automatically makes a call to the transfer destination telephone control device, and the mobile station is out of range or busy. Therefore, the state in which the mobile station cannot be connected is notified to the transfer source telephone control device by a touch-tone signal, and the transfer source telephone control device activates various services according to the state of the mobile station. If the transfer destination telephone control device cannot receive a call at the mobile station, the transfer source telephone control device connects the incoming call to the mobile station outside the service area to a preset extension telephone, etc. Various control devices It is obtained-bis providing cordless call control method capable.

A second aspect of the present invention is a cordless incoming call control device for connecting a mobile station by transferring from one telephone control device as a transfer source to another telephone control device as a transfer destination,
When the transfer source telephone control device detects a call request to the mobile station and transfers the call request to the transfer destination telephone control device, the transfer source telephone control device determines that the mobile station cannot be connected, and converts the determination content into a dial. Station state determination means and touch-tone signal transmission means for transmitting the dial as a touch-tone signal to the transfer source telephone control device are provided in the transfer destination telephone device, and the transfer source telephone control device tracks the transfer destination telephone control device. Touch-tone signal analysis means for analyzing the dial from the connected line, and service activation means for determining the state of the mobile station based on the analysis result and activating various services such as out-of-service / busy according to the determination result. A means for performing the various service operations described above is provided, and the status of the mobile station is transferred from the transfer destination telephone control device to the transfer source telephone control device. By notifying in Shuhon signals, it can provide various services according to the state of the mobile station by the source of the telephone controller.

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram of an internal cordless system embodying an incoming call control method of the present invention, and FIG.
FIG. 3 is a flowchart for explaining the operation of the incoming call control in the transfer source telephone control apparatus, and FIG. 3 is a flowchart for explaining the incoming call control operation in the transfer destination telephone control apparatus.

In FIG. 1, 1-1, 1-2 are telephone control devices, 2-1, 2-2, 2-3 are extension telephones, 3-1,
3-2 is a base station, 4 is a mobile station, 5 is a telephone control device 1-1.
Is a touch-tone signal analysis device connected to the telephone control device 6 is a touch-tone signal transmission device 6 connected to the telephone control device 1-2.
-1, 7-2 are service areas where radio waves can be received from the base stations 3-1, 3-2, and 8 is a telephone line connecting the telephone control device 1-1 and the telephone control device 1-2.

Further, the telephone control device 1-1 switches and connects the extension telephones 2-1 to 2-3, the base station 3-1 and the touch-tone signal analysis device 5 by a central control unit 10-1 described later. It has a speech path switch 9-1.

Further, the telephone control device 1-2 includes a base station 3-
2 and the touch-tone signal transmission device 6 are switched and connected by a central control unit 10-2 described later.
-2.

Central controller 10-1 of telephone controller 1-1
Is a service connecting means 11 which determines the state of the mobile station 4 based on a touch-tone signal received from the telephone line 8 and activates various services, and a connection to the extension telephone which the mobile station 4 has previously designated when busy. It has a medium transfer means 13 and a mobile station out-of-service transfer means 12 for connecting to an extension telephone which the mobile station 4 has previously designated when it is out of service area. Further, the central control unit 10-2 of the telephone control unit 1-2 determines the state of the mobile station 4 receiving an incoming call from the telephone line 8 and sends a dial corresponding to the state to the telephone line 8 as a touch-tone signal. Thus, the mobile station state determination notifying means 15 for instructing the touch-tone signal transmitting device 6 is provided.

Further, the service starting means 11 and the mobile station state judgment notifying means 15 correspond to the state of the mobile station 4 and the dial contents in a one-to-one correspondence with the dial translation memory 14-1 or 1.
4-2.

Next, the operation of the first embodiment of the present invention will be described with reference to the flow charts of FIGS. 1, 2 and 3.

Dials corresponding to the state of the mobile station 4 are registered in advance in the dial translation memories 14-1 and 14-2 in the telephone control devices 1-1 and 1-2.

For example, in the dial translation memories 14-1 and 14-2 shown in FIGS. 2 and 3, the dial "1" is "out of service" and the dial "2" is "busy". Register the status and dial.

In the telephone control device 1-1, the telephone 2-
When a call request from the mobile station 4 to the mobile station 4 is detected, the mobile station 4 automatically makes a call to the moving telephone control device 1-2 through the telephone line 8 and traces to the transfer destination telephone control device 1-2. The connection is established (step S1 in FIG. 2).

On the other hand, when the telephone control device 1-2 detects an outgoing call to the mobile station 4 by an incoming call from the telephone control device 1-1 of the transfer source via the telephone line 8, (step S2 in FIG. 3).
1), the state of the mobile station 4 (out of service area or busy) is determined by the mobile station state determination notifying means 15 in the central controller 10-2 (step S22 in FIG. 3), and the state of the mobile station 4 is other than the standby state. In this case, the dial translation memory 14-2 is referred to and the dial is converted into a dial corresponding to the state (step S23 in FIG. 3). Then, the touch-tone signal transmitting device 6 is requested to transmit the dial (step S in FIG. 3).
24), the dial tone is transmitted from the touch-tone signal transmitting device 6 to the telephone control device 1-1 via the telephone line 8 as a touch-tone signal. For example, when the mobile station 4 is out of service, "1"
Is transmitted, and "2" is transmitted when busy (step S in FIG. 3).
25).

Next, in the telephone control device 1-1, when the touch-tone signal is received from the transfer destination telephone control device 1-2 through the telephone line 8 (step S2 in FIG. 2), the touch-tone signal analysis device 5 dials. After analysis (step S3 in FIG. 2), the service starting means 11 in the central control unit 10-1 refers to the dial translation memory 14-1 to determine the state of the mobile station 4 from this dial, and each corresponding function. 2 is branched (step S4 in FIG. 2).

For example, if the determination result is out-of-range, the telephone line 8 connected to the telephone control device 1-2 is disconnected (step S5 in FIG. 2), and then the mobile station 4 is set for out-of-range transfer. 2 is determined (step S6 in FIG. 2), and if the setting is made, connection is made to the extension telephone of the transfer destination outside the mobile station by the transfer procedure outside the mobile station coverage area 12 in the central control unit 10-1 ( Step S7 of FIG. 2). If out-of-service transfer is not set, the caller is notified of the Biz Tone BT (step S8).

On the other hand, if the determination result of the mobile station is busy,
The telephone line 8 connected to the telephone control device 1-2 is disconnected (step S9 in FIG. 2), and then it is determined whether the mobile station 4 is set to busy transfer (step S1 in FIG. 2).
0), if the setting is made, the busy transfer means 13 in the central control unit 10-1 connects to the extension telephone of the busy transfer destination (step S11 in FIG. 2). If busy transfer is not set, the caller is notified of the busy tone TB (step S12). When it is determined to be "NO" in step S2, the process proceeds to step S13 to execute the conventional tracking connection process.

If no touch-tone signal is received in step S2 of FIG. 2, the process proceeds to step S13 and the same tracking connection processing as in the conventional case is executed.

Further, even when the state of the mobile station is out of service area or busy, by registering the state and dial in the dial translation tables 14-1 and 14-2, the service in that state can be provided. .

[0025]

As described above, according to the present invention,
Even if the transfer destination telephone control device cannot connect to the mobile station because the mobile station is out of service area or busy, the transfer source telephone control device is notified by the touch-tone signal to the transfer source telephone control device. The service provided by the device can be received.

[Brief description of the drawings]

FIG. 1 is a configuration diagram of a cordless incoming call control device for a mobile station according to an embodiment of the present invention.

FIG. 2 is a flowchart for explaining an operation in the transfer source telephone control device according to the embodiment of the present invention.

FIG. 3 is a flowchart for explaining an operation in the transfer destination telephone control device according to the embodiment of the present invention.

[Explanation of symbols]

 1 telephone control device 2 telephone 3 base station 4 mobile station 5 touch-tone signal analysis device 6 touch-tone signal transmission device 7 service area 8 telephone line 9 speech path switch 10 central control unit 11 service activation means 12 mobile station out-of-range transfer means 13 busy Transfer means 14 Dial translation memory 15 Mobile station state determination notifying means

Claims (2)

[Claims] 1. A cordless incoming call control method for transferring from one telephone control device as a transfer source to another telephone control device as a transfer destination to connect to a mobile station, wherein the telephone control device as the transfer source When a call request to the mobile station is detected, the mobile station automatically makes a call to the transfer destination telephone control device, and a touch-tone signal indicates that the mobile station cannot connect to the mobile station because it is out of range or busy. A cordless incoming call control method characterized in that the telephone control device of the transfer source is notified by the method, and various services according to the state of the mobile station are activated in the telephone control device of the transfer source. 2. A cordless incoming call control device for connecting a mobile station by transferring from one telephone control device as a transfer source to another telephone control device as a transfer destination, wherein the transfer source telephone control device is the A mobile station state determination means for determining a state in which the mobile station cannot be connected when the call request to the mobile station is detected and transferred to the transfer destination telephone control device, and mobile station state determination means for converting the determination content into a dial, and the dial The transfer destination telephone device is provided with a touch-tone signal transmitting means for transmitting to the transfer source telephone control device as a touch tone signal,
In the transfer source telephone control device, a touch-tone signal analysis means for analyzing the dial from the line trace-connected to the transfer destination telephone control device, and the state of the mobile station is determined based on the analysis result. A cordless incoming call control device comprising: a service activation means for activating various services such as out-of-service area / busy, and means for performing the various service operations.