JPH08331630A - Adapter device for connection between key telephone set and mca command station - Google Patents

Abstract

PURPOSE: To enable the call and speech of a telephone set even when calling from a telephone set on the call originating side is stopped by enabling speaking between a mobile station and the telephone set corresponding to a connection completion report from an MCA command station even when a call incoming stop report is received from a key telephone system corresponding to the calling stop of the call originating side telephone set. CONSTITUTION: When an incoming call from a key telephone system 1 is received, a call processing part 22 instructs the connection to the mobile station to an MCA command station 3 and records the selection number of the call originating side telephone set and switching in the call terminating state of a connection adapter device 2 during call origination in a memory 23. When the call originating side telephone set stops calling while the connecting operation of a radio section at the station 3 is not completed, the processing part 22 records switching in the call terminating state of the system 2 during call termination in the memory 23. When the command of connection is received from the processing part 22, the station 3 performs the connecting operation of a radio channel, reports the completion of connection to a processing part 24 and sets a speech bus with the adapter 2. The processing part 24 reads the selection number of the call originating side telephone set from the memory 23 and dials that telephone number in the case of emergency call termination. The processing part 22 performs off-hook and dialing to the telephone system 1.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a connection adapter device for connecting a key telephone device and an MCA command station used in a digital or analog MCA (multi-channel access) wireless network.

[0002]

2. Description of the Related Art FIG. 2 shows the structure of a conventional adapter device of this type.

In FIG. 2, reference numeral 1 is a key telephone device, 2 is a connection adapter for connecting the key telephone device 1 and the MCA command station 3, and the call processing unit 22 of this adapter 2 is connected.
In addition to receiving a call from the telephone and notification of connection and receiving a response, off-hook, dial request, etc. from the call processing unit 22, the call path is set / released in the telephone and the connection adapter 2.

When the call processing unit 22 receives an incoming call notification from the button telephone device 1, it instructs the MCA command station 3 to connect to the mobile station, and when it receives a connection completion notification from the MCA command station 3, the button telephone device 1 It responds to an incoming call from and gives a connection instruction to the communication path switch 21.

The MCA command station 3 notifies the call processing section 22 of the completion of connection of the mobile station and sets a call path with the connection adapter 2.

The call path switch 21 connects the call path between the MCA command station 3 and the key telephone device 1 in response to a connection instruction from the call processing section 22, and releases the above-mentioned call path in response to a disconnection instruction.

Next, the connection operation from the telephone to the mobile station in the above conventional example will be described. Upon receiving an incoming call from the key telephone device 1, the call processing unit 22 instructs the MCA command station 3 to connect to the mobile station. The MCA command station 3 performs the wireless channel connection operation, and when the operation is completed, the MCA command station 3 notifies the call processing unit 22 of the completion of the connection and sets the call path with the connection adapter 2. Upon receiving the connection completion notification, the call processing unit 22 responds to the incoming call notification to the key telephone device 1, and consequently receives the connection notification. By this connection notification, the call control unit 2
2 issues a connection instruction to the speech path switch 21, and as a result, a speech path is set between the key telephone and the MCA mobile station.

[0008]

However, in the above-mentioned conventional adapter device, it is necessary for the calling telephone to keep the calling state until a call path is set up with the mobile station. When the calling is canceled, Even if the wireless connection operation cannot be canceled and, as a result, a call path in the wireless section is subsequently set between the mobile station and the command station, there is no means for calling the subsequent calling telephone, and the calling telephone and the mobile station are called. The call path to and cannot be set. In addition, since it takes a considerable time to set up a call path in the wireless section, there is a problem that the calling side telephone cannot be used during that time.

The present invention solves such a conventional problem, and even if the call from the calling telephone is stopped,
It is an object of the present invention to provide a connection adapter device between a key telephone and an MCA command station, which allows a telephone to be called by calling a corresponding telephone after a call path in a wireless section is set.

[0010]

In order to achieve the above object, the present invention uses a key telephone device having a function of notifying a selection number of a calling telephone at the time of notifying an incoming call, and a selection number of a calling telephone is used. Also, it has a memory to record the incoming call status (incoming call / not receiving call) and a function to perform call processing with the key telephone device, and moves to the MCA command station when an incoming call notification from the key telephone device is received. In addition to instructing the connection with the station, the selection number of the calling telephone and the fact that the incoming call status has been switched to "incoming call" are recorded in the memory, and the incoming call stop notification is sent from the key telephone device. A call processing unit for recording in the memory that the state has been switched to "not receiving call";
Upon receipt of the connection completion notification from the command station, the call-in state and the selection number of the calling telephone stored in the memory are read out, and when the call-in state is "non-incoming call", the call processing unit uses the read out selection number. It is provided with a transmission processing unit for instructing dialing.

[0011]

According to the present invention, therefore, even when the call termination is notified from the key telephone device as a result of the call termination by the calling telephone, the call path in the wireless section is set, and the MC
When the connection completion notice is received from the A command station, the telephone is dialed by referring to the incoming call state and the calling telephone selection number recorded in the memory, and the mobile station and the telephone can talk.

[0012]

DETAILED DESCRIPTION OF THE PREFERRED EMBODIMENTS FIG. 1 shows the configuration of an embodiment of the present invention.

In FIG. 1, 1 is a key telephone device, 2 is a connection adapter for connecting between the key telephone device 1 and the MCA command station 3, and the call processing unit 22 of this connection adapter 2 receives an incoming call from a telephone. Notify the connection,
By receiving a response, off-hook, dial request, or the like from the call processing unit 22, the call path is set / released in the telephone and the connection adapter 2.

Further, the key telephone device 1 has a function of notifying the selection number of the calling telephone at the time of notifying the incoming call. Two
Reference numeral 3 is a memory for recording the selection number of the calling telephone and the incoming state (incoming / out of incoming call) of the connection adapter 2, which is recorded / read by the call processing unit 22 and read by the transmission processing unit 24. Done.

The transmission processing unit 24 reads the incoming call state and the selection number of the calling telephone from the memory 23 in response to the connection completion notification from the MCA command station 3, and the incoming call state is "non-incoming call".
In this case, the call processing unit 22 is instructed to dial the selected selection number that has been read, and when the incoming call status is “incoming call”, the call processing unit 22 is notified of the completion of connection.

Reference numeral 21 is a speech path switch, and the call processing unit 2
2 is a connection instruction from the MCA command station 3 and button telephone device 1
The call path is connected and the call path is released by a disconnection instruction. Upon receiving the incoming call notification from the key telephone device 1, the call processing unit 22 instructs the MCA command station 3 to connect to the mobile station, and switches the selection number of the calling telephone and the incoming call state to "incoming call". A message to that effect is recorded in the memory 23, and the fact that the incoming call state has been switched to “non-incoming call” is recorded in the memory 23 in response to an incoming call stop notification from the key telephone device 1. In response to a dial instruction, the key telephone device 1 is off-hook and dialed.

When the call processing unit 22 receives the connection completion notification from the call processing unit 24, it responds to the incoming call from the key telephone device 1. Furthermore, when the call processing unit 22 receives the connection notification from the key telephone device 1, it instructs the call path switch 21 to connect. The MCA command station 3 notifies the call processing section 24 of the completion of connection with the mobile station and sets a call path with the connection adapter 2.

Next, the connection operation from the telephone to the mobile station in the above embodiment will be described. Upon receiving an incoming call from the key telephone device 1, the call processing unit 22 instructs the MCA command station 3 to connect to the mobile station, and sets the selected number of the calling telephone and the incoming call state of the connection adapter 2 to "incoming call". The fact of switching is recorded in the memory 23.

If the calling telephone stops calling while the connection operation of the MCA command station 3 in the wireless section is not completed, the call processing unit 22 indicates in the memory 23 the incoming call state of the connection adapter device 2 as "incoming call". Record the change to "."

When the MCA command station 3 receives a connection instruction from the call processing unit 22, it performs a wireless channel connection operation, and when the MCA command station 3 finishes, it notifies the call processing unit 24 of the completion of the connection, and also communicates with the connection adapter 2. Set the path.

In response to the connection completion notification from the MCA command station 3, the transmission processing section 24 reads the incoming call status and the selected number of the calling telephone from the memory 23, and when the incoming call status is "non-incoming call", that is, If the calling telephone has already stopped calling, the call processing unit 2 issues an instruction to dial the selected number read from the memory 23, that is, dial the calling telephone.
Then, the call processing unit 22 performs off-hook and dial to the key telephone device 1. When the other party's telephone answers the call, the call processing unit 22 receives a connection notification from the key telephone device 1, whereby the call control unit 22 issues a connection instruction to the call path switch 21, and as a result, the telephone A call path is set up between the MCA mobile stations.

Thus, according to the above embodiment, the memory 2
Since the selection number of the calling telephone that requested the connection to the MCA mobile station and the incoming call state of the connection adapter 2 for that are recorded in 3, the wireless section is connected and the connection completion notification is received from the MCA command station 3. At this point, even if the calling side telephone has finished calling, the calling side telephone can be called up depending on the contents of the memory 23. Therefore, since the waiting time until the connection is long, the calling side telephone is temporarily hooked. It has the advantage that it can be used, and has the effect that the telephone can be used while waiting.

[0023]

As is apparent from the above-described embodiment, the present invention requires a long time for connection between the MCA mobile station and the MCA command station in the wireless section when the extension telephone of the key telephone apparatus is connected to the MCA mobile station. It is not necessary to continue the call from the extension telephone during the period, and the extension telephone can be freely used until the call from the extension telephone is temporarily terminated and the wireless section of the MCA is connected.

[Brief description of drawings]

FIG. 1 is a configuration diagram of a connection adapter device according to an embodiment of the present invention.

FIG. 2 is a configuration diagram of a connection adapter device in a conventional example.

[Explanation of symbols]

 1 Button telephone device 2 Connection adapter device 3 MCA command station 21 Call path switch 22 Call processing unit 23 Memory 24 Call processing unit

Claims (1)

[Claims] 1. In a connection adapter device capable of connecting a key telephone device and an MCA command station, a memory for recording a selected number of a calling telephone and a call receiving state (during incoming call / not receiving call), and the key telephone. When notifying the incoming call from the device, the MCA
The command station is instructed to connect to the MCA mobile station, the selection number of the calling telephone and the fact that the incoming call status has been switched to "incoming call" are recorded in the memory, and an incoming call from the key telephone device is received. Incoming call status is "not receiving call" by stop notification
The call processing unit that records the change to the memory in the memory, and the incoming call state of the memory and the selected number of the calling telephone are read by the connection completion notification from the MCA command station, and the incoming call state is “non-incoming call”. A connection adapter device between the key telephone device and the MCA command station, which comprises a call processing unit for instructing the call processing unit to dial with the corresponding selection number read in the case of "medium".