JP2750548B2 - Maintenance management system - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION [Industrial Application Field] The present invention relates to a maintenance management system comprising a digital terminal device accommodated in an ISDN network and a remote receiving device accommodated in the ISDN network for maintaining the digital terminal device. It is about the system.

[Prior Art] Conventionally, a remote receiver capable of receiving fault information by a PB signal from an analog public telephone housed in an analog line and diagnosing the fault is well known. There has not yet been proposed a remote receiving device capable of diagnosing a fault of the accommodated digital public telephone.

[Problems to be Solved by the Invention] In recent years, the ISDN network has been rapidly expanded, and
Digital public telephones accommodated in a DN network are rapidly spreading. This digital public telephone has a complicated configuration because it has many service functions,
In addition, since these digital public telephones are installed in various places, it is uneconomical to perform the maintenance of each of them by hand, so that the maintenance is performed from a remote place. The development of a controllable remote receiver has been desired.

[Means for Solving the Problems] In order to solve such problems, the present invention provides a digital terminal device that detects information that is housed in an ISDN network and requires maintenance including at least equipment failure, and an ISDN network. A remote receiving device that performs maintenance on the digital terminal device when the information requiring maintenance is input from the digital terminal device accommodated therein, and the remote receiving device detects the information requiring maintenance on the digital terminal device. Transmitting means for transmitting a call setup message including detection instruction information to be instructed, and information requiring maintenance when receiving information returned from the digital terminal in response to transmission of the detection instruction information A determination means for determining whether or not information is required, and when the determination means determines that the information requiring maintenance is included, this information is reported. The digital terminal device receives a call setting message including detection instruction information from the remote receiving device, and sends a diagnosis request information to the device; Means for inputting a diagnostic result returned from the device in response to information transmission and returning the diagnostic result to the remote receiving device.

[Operation] The remote receiving apparatus transmits a call setup message including detection instruction information for instructing detection of information requiring maintenance to the digital terminal apparatus, and information returned from the digital terminal apparatus in response to the transmitted detection instruction information. When receiving the information, it is determined whether or not the information requiring maintenance is included in the received information, and when the information is included, the information is reported. Upon receiving the call setting message including the detection instruction information from the receiving device, the device sends the diagnostic request information to the device, and upon receiving the diagnostic result from the device for the diagnostic request information, returns the diagnostic result to the remote receiving device.

Example Next, the present invention will be described with reference to the drawings.

FIG. 2 is a block diagram showing an embodiment of a digital public telephone (digital terminal) maintained by the remote receiving apparatus according to the present invention. In FIG. 1, reference numeral 1 denotes a basic unit of the digital public telephone, and reference numeral 2 denotes an extension unit.
The basic unit 1 includes a CPU 10, a ROM 11, a RAM 12, a T-point interface circuit 13, a connector 14, and a B-channel switching circuit.
15, call circuit 16, handset 17, telephone function control unit 20, which performs tone processing such as communication protocol, dial transmission processing and ring back tone, hook switch 21, KS key 22,
It comprises a dial key 23, a dial reset key 24, a start key 25, a sub address key 26, and a call key 27.

The extension unit 2 includes an S-point interface circuit 30,
It comprises a point interface circuit 31, connectors 32 and 33, a card control mechanism 35, a coin control mechanism 36, and a display unit 37.

The basic unit 1 is connected to the ISDN network 50 via the connector 14, and the extension unit 2 is connected to the analog telephone 34 via the connector 33. Analog telephone 34
Operate.

Next, FIG. 1 is a block diagram showing one embodiment of the remote receiving apparatus of the present invention. In the figure, reference numeral 51 denotes a network T point modular unit connected to the ISDN network 50, 52 denotes a terminal T point modular unit, 53 denotes a DC / DC converter, 54 denotes an I430 driver / receiver, and 55 realizes layers 1 and 2. 56 is an LAPB for realizing error procedure recovery during data transmission with a digital public telephone, and 57 is a channel B
1, a channel switching unit for switching between B2, 58, a codec unit for performing signal conversion between a digital signal and an analog signal, 59, a melody generating circuit, 60, a PB receiver for receiving a PB signal converted to an analog signal, 61 Is a control circuit composed of a CPU, etc., 62 is a CRT section, 63 is a keyboard section, 64 is an ISD
An FD unit that records failure information from a plurality of digital public telephones accommodated in the N network 3.

When transmitting / receiving failure information when the digital public telephone fails, and charge storage information stored in the telephone to / from the remote receiver, each message, ie, "call setting" and "response", is transmitted via the D channel. Using a user-user signal such as a message. In addition,
Hereafter, each "call setting" message is called "call setting",
The “response” message is abbreviated as “response”.

The operation of the remote receiving apparatus configured as described above will be described in detail with reference to the flowcharts of FIGS.

First, the flowchart of FIG. 3 shows the operation of a digital public telephone for transmitting fault data to a remote receiving device when a fault occurs.

In step 100, the detection of the occurrence of a failure to be notified is determined, and if this is detected and determined to be “Y”, the step
At 101, "call setup" to the remote receiver via the ISDN network 50
Send That is, the user is notified of the content of the failure in the user signal (failure display), that is, the failure data is transmitted, and the management number of the digital public telephone is also transmitted to the remote receiving device. These trouble data will be received and returned by the remote receiving device that has automatically responded to the incoming call.In step 102, a process for connecting the remote receiving device to the call is performed, and then in step 103, A process for receiving the returned failure data, that is, the “response” is performed. Then, when this is completed, a process for disconnecting the call is performed in step 104, and step 105 is performed.
Move to.

In step 105, it is determined whether the fault data transmitted to the remote receiving device matches the fault data returned from the remote receiving device. If the fault data does not match, the transmission of the "call setting" indicating the fault data is remotely received in step 106. This is performed for the device, and the process returns to step 102. If both pieces of failure data match, this failure data is saved in step 107, and the process returns to step 100 to prepare for the occurrence of another failure. In this embodiment, the retransmission of “call setting” is 3
Up to times.

Next, FIG. 4 is a flowchart showing the operation of the remote device for receiving the failure data from the digital public telephone.

First, it is determined in step 110 that "call setting" from the digital public telephone, that is, reception of fault data, and if this is received and determined to be "Y", in step 111, the fault data is stored and the fault data is stored. Is returned to the digital public telephone as a "response".

Then, when this “response” is transmitted, step 112
In step 113, a call to the digital public telephone is disconnected to store the details of the failure notified from the digital public telephone in the FD unit 64, and in step 114, the details of the failure are displayed. Vessel, CRT
In addition to displaying on the unit 62, the process returns to step 110 to prepare for receiving the next fault data.

Next, FIG. 5 is a flowchart for explaining the operation of the digital public telephone which transmits the failure data after responding to the polling of the remote receiving apparatus.

In step 120, it is determined whether a “call setting” indicating a failure request (failure diagnosis request) is received from the remote receiving device, and when this is received and becomes “Y”, a call is connected to the remote receiving device in step 121. Then, in step 122, a diagnostic request is sent to peripheral devices such as the card control mechanism 35, and in step 123, a diagnostic result from these peripheral devices is input. Then, in step 124, the diagnostic result is saved in the RAM 12, and in step 125, the diagnostic result is transmitted to the remote receiving device as a "response". Thereafter, in step 126, a process for disconnecting the call with the remote receiving device is executed, and the process returns to step 120 to prepare for the reception of the "call setting" from the remote receiving device.

Next, FIG. 6 is a flowchart for explaining the operation of the remote receiving apparatus for performing the polling operation and receiving the failure data from the digital public telephone.

First, in step 130, the keyboard unit 63 is operated to input the telephone number of the digital public telephone to receive the failure. Then, in step 131, "call setting" indicating a failure request to the digital public telephone corresponding to this telephone number
Then, in step 132, a process for connecting a call with the digital public telephone is performed, and
In step 3, the failure display data notified in response to the failure request is received and processed as a "response" from the digital public telephone. Then, in step 134, a process for disconnecting the call from the digital public telephone is performed, and the process proceeds to step 135.

In step 135, it is determined whether or not the information corresponding to the failure request can be normally received and predetermined failure information is included in the information. If the failure information is not normally received, the failure request is indicated in step 136. "Call setting" is transmitted to the digital public telephone again, and the process returns to step 132. If the predetermined failure information can be normally received, the notified failure content is saved in the FD unit 64 (step 137), and the notified content is displayed on the display, that is, the CRT unit in step 137.
Displayed at 62 (step 138), and returns to step 130.

Next, FIG. 7 is a flowchart for explaining the operation of the digital public telephone returning the charge storage information of the telephone call and the communication in response to the polling from the remote receiving device.

In step 140, it is determined whether or not “call setting” indicating a request for a storage amount for a call or communication from the remote receiving apparatus is received. When this is received and becomes “Y”, in step 141, a call is made with the remote receiving apparatus. Then, at step 142, the storage information such as the call charge stored in the RAM 12, for example, is read, and at step 143, the result of the read charge storage information is remotely received as a response. The call is transmitted to the device, and a process for disconnecting the call with the remote receiving device is executed in step 144, and the process returns to step 140 to prepare for receiving the "call setting" from the remote receiving device.

Next, FIG. 8 is a flowchart for explaining the operation of the remote receiving apparatus for receiving the call charge storage information from the digital public telephone.

First, at step 150, the telephone number of the digital public telephone to receive the call charge storage information is input by operating the keyboard unit 63. Then, in step 151, "call setting" indicating the request for storing the charge of the call is transmitted to the digital public telephone corresponding to this telephone number, and then, in step 15
In step 2, processing for connecting a call to the digital public telephone is performed, and in step 153, a charge storage amount display corresponding to the charge storage amount request is received from the digital public telephone as a “response”, and in step 154, the digital public telephone is called. Is performed, and the routine goes to Step 155.

In step 155, it is determined whether or not the information corresponding to the charge storage amount request can be normally received, and whether or not predetermined charge storage information is included in the information. The "call setting" indicating the amount request is transmitted to the digital public telephone again, and the process returns to step 152. Also, if the prescribed fee storage information can be received normally,
The notified charge storage information is displayed on the display, that is, the CRT unit 6.
2 is displayed (step 157), and the process returns to step 150.

As described above, the remote receiving apparatus automatically responds to the call of the digital public telephone, receives the trouble information and stores it, and returns the received trouble information to the digital public telephone. This is to confirm whether the transmission is correct or not.

Further, the digital public telephone is polled to collect trouble information and charge storage information, and the collected information is determined to be correct or not, and the information is displayed and stored.

For this reason, unlike an analog public telephone, high-speed and reliable data communication becomes possible, and as a result, remote diagnosis of a digital public telephone can be easily realized,
Efficient maintenance and collection of fees can be performed.

In the above embodiment, the remote receiving device for performing the maintenance management of the digital public telephone has been described.
This remote receiving device can also perform maintenance of an analog public telephone. That is, the failure information by the PB signal from the analog public telephone housed in the analog network (not shown) or the analog telephone 34 connected to the digital public telephone is stored in the ISDN network 50, the I interface unit 55, the channel switching unit 57. Are transmitted to the codec unit 58 via the PB receiver 60, are converted to analog signals, and are transmitted to the control circuit 61 via the PB receiver 60.
At 61, this information is stored and displayed.

[Effects of the Invention] As described above, according to the present invention, the remote receiving apparatus transmits a call setting message including detection instruction information for instructing detection of information requiring maintenance to the digital terminal apparatus, and transmits the call setting message. When information returned from the digital terminal device is received in response to the detection instruction information, it is determined whether or not the received information includes the information requiring maintenance, and if the information is included, On the other hand, when receiving the call setup message including the detection instruction information from the remote receiving device, the digital terminal device sends the diagnosis request information to the device and, at the same time, transmits the diagnosis result from the device with respect to the diagnosis request information. When input, the diagnosis result is returned to the remote receiving device, so that the remote receiving device always takes the initiative and maintains and manages multiple digital terminal devices. There is an effect that can be.

[Brief description of the drawings]

FIG. 1 is a block diagram showing an embodiment of a remote receiving apparatus according to the present invention. FIG. 2 is a block diagram of a digital public telephone maintained and managed by the remote receiving apparatus.
5 and 7 are flow charts for explaining the operation of the digital public telephone, and FIGS. 4, 6, and 8 are flow charts for explaining the operation of the remote receiving apparatus. 1 Basic part, 2 Extension part, 10 CPU, 13 T point interface part, 15 B channel switching circuit, 16
... Speaker circuit, 20 ... Telephone function controller, 50 ... ISDN network, 55
... I interface section, 56 ... LAPB section, 57 ... Channel switching section, 61 ... Control circuit, 62 ... CRT section, 63 ...
Keyboard part, 64 ... FD part.

Continuing on the front page (72) Inventor Yoshihiko Okano 2-3-2 Shimomeguro, Meguro-ku, Tokyo Inside Tamura Electric Manufacturing Co., Ltd. (72) Ginya Ishiguro 1-1-6 Uchisaiwaicho, Chiyoda-ku, Tokyo Japan Inside Telegraph and Telephone Corporation (72) Inventor Tatsujiro Kawakita 1-1-6 Uchisaiwaicho, Chiyoda-ku, Tokyo Inside Nippon Telegraph and Telephone Corporation (72) Tsuneo Tsukagoshi 5--10-27 Minamiazabu, Minato-ku, Tokyo Anritsu Inside (72) Inventor Masato Mizusawa 5-10-27 Minamiazabu, Minato-ku, Tokyo Anritsu Corporation (56) References JP-A-52-141646 (JP, A) JP-A-62-56063 (JP) , A) Real opening 58-173958 (JP, U)

Claims (1)

(57) [Claims] 1. A digital terminal device that is stored in an ISDN network and detects information that requires maintenance including at least equipment failure, and that receives information that is stored in an ISDN network and requires maintenance from the digital terminal device. A remote receiving device for maintaining the digital terminal device, wherein the remote receiving device transmits a call setup message including detection instruction information for instructing the digital terminal device to detect the information requiring maintenance. Transmitting means for determining, when receiving information returned from the digital terminal device in response to the transmission of the detection instruction information, determining whether or not the received information includes the information requiring maintenance; Means, and information notifying means for notifying the information when it is determined that the information requiring maintenance is included by the determining means, A digital terminal device, when receiving a call setting message including the detection instruction information from the remote receiving device, transmitting a diagnosis request information to the device; and transmitting the diagnosis request information to the device. Means for receiving a diagnostic result returned from the device and returning the diagnostic result to the remote receiving device.