KR20060009174A - Radio check a meter decive having manual check a meter function and check method thereof - Google Patents

Abstract

According to the present invention, when the data read by the wireless meter cannot be transmitted on a predetermined date, the wireless meter has a manual reading function for receiving and processing the data read through the wireless meter using a loader. The present invention relates to a meter reader and a method of reading the meter, the switch unit outputting a wireless communication request signal for manual meter reading according to a user's operation, a meter reader for reading at least one meter reader, and a meter reading amount read from the meter reader. On the other hand, when the preset communication time arrives and outputs, it outputs a communication activation signal so that the stored meter reading is transmitted to the main system, and when the radio communication request signal is input through the switch unit, the radio communication line is activated. The stored reading amount or the reading read by the reading part And a first control unit for that output, the inspection probes that amount which is input via the first control section includes a first wireless communication unit that transmits and converts the wireless signal; And a second wireless communication unit configured to receive a wireless signal transmitted through the meter when the wireless communication request signal is input from the meter, and convert the received wireless signal into a meter reading amount, and a meter reading amount input through the second radio communication unit. It consists of a loader comprising a.

Wireless, Meter, Loader, Manual Meter

Description

Wireless meter reader with manual metering function and its metering method {RADIO CHECK A METER DECIVE HAVING MANUAL CHECK A METER FUNCTION AND CHECK METHOD THEREOF}             

1 is a view for explaining the configuration of a wireless meter reader having a manual meter reading function,

2 is a flowchart illustrating a meter reading method of a wireless meter reader to which the present invention is applied;

3 is a view for explaining a use embodiment to which the present invention is applied;

4 is a diagram for explaining FIG. 3 in more detail.

*** Brief description of the main parts of the drawing ***

100: meter reader 110: meter reader

120: switch unit 130: first control unit

140: first storage unit 150: first wireless communication unit

160: first wired communication unit

200: loader 210: second wireless communication unit

220: second control unit 230: second storage unit

240: second wired communication unit

The present invention relates to a wireless meter and a meter reading method having a manual meter reading function.

Particularly, when the data read by the wireless meter cannot be transmitted on a preset date, the wireless meter having a manual metering function for receiving and processing the data read through the wireless meter by wire or wirelessly using a loader, and It is about the meter reading method.

Electricity, city gas or water supply currently installed in a home or office is installed in each house to measure the amount used, and a meter or meter is installed in the home or office where the meter is installed every month to read the accumulated amount. Because the meter is visited by the naked eye, the meter reader is roughly determined by judging the meter reading content of the meter coming into the naked eye, so accurate metering is difficult and it is difficult to read the meter when there is no user at home or office.

Thus, recently, the meter reader visited each customer to perform meter reading by performing radio frequency (RF) communication with the meter of each customer installed remotely using a portable metering terminal without visually checking the meter. A proposal has been proposed and technical development is underway.

Herein, the portable meter reader carries a portable meter reader and maintains a certain distance with the meter of the consumer to receive meter data of the meter by radio frequency communication and transmit the metered data to the operating PC.

As described above, when wireless meter reading is performed on various meters, wireless meter reading may not be possible due to surrounding conditions (for example, unnecessary frequencies and features).

In order to prepare for this case, a manual meter reading may be performed by hand. In the case of this manual meter reading, the meter reading is done by hand, so that the meter reading cannot be judged correctly, and the meter reading time is excessive and cumbersome. Has a problem.

The present invention has been made to solve the problems of the prior art as described above, the object of the present invention is to read the data read through the wireless meter using a loader when the data read by the wireless meter can not be transmitted on a predetermined date The present invention provides a wireless meter and a meter reading method having a manual meter reading function for receiving and processing the wired or wireless.

One embodiment of the present invention for achieving the above object is a switch unit for outputting a wireless communication request signal for manual meter reading according to the user's operation, a meter reading unit for reading at least one meter reading, and from the meter reading unit While receiving and storing the metered meter reading, while the preset communication time arrives, a communication active signal is output to transmit the metered meter reading to the main system, and when a radio communication request signal is input through the switch unit, a radio communication line A first control unit for outputting the stored meter reading or the meter reading read by the meter reading unit, and a first radio communication unit converting the meter reading input through the first control unit into a radio signal and transmitting the radio signal; A meter including a; And a second wireless communication unit configured to receive a wireless signal transmitted through the meter when the wireless communication request signal is input from the meter, and convert the received wireless signal into a meter reading amount, and a meter reading amount input through the second radio communication unit. It consists of a loader comprising a.

In addition, another embodiment of the present invention (1) the meter reading step, determining whether the stored meter reading is sent to the main system at a predetermined communication time; (2) the meter reading step, if the meter reading is not sent to the main system at the communication time, determining whether a manual metering request signal is received according to a meter reading operation; (3) the meter reading unit, when receiving a manual metering request signal, switching the communication unit to an active state, and determining whether the user wants to receive the metering amount using a wired communication line; (4) When the user wants to receive the meter reading using a wired communication line, the meter reading is output through the first wire communication unit to be transmitted to the loader, otherwise the meter reading is output through the first wireless communication unit. To be transmitted to the loader; And (5) the meter reading unit determining whether a meter reading reception completion signal is received from the loader, and when the meter reading reception completion signal is received, switching the communication unit to an inactive state to terminate the communication mode and switching to the detection mode. to be.

Hereinafter, the present invention will be described with reference to the accompanying drawings.

1 is a view for explaining the configuration of a wireless meter reader having a manual meter reading function.

As shown in FIG. 1, the present invention includes a meter reader 100, a loader 200, and a main system.

The meter reader 100 includes a switch unit 120 for outputting a wireless communication request signal for manual meter reading according to an operation of an administrator or a system installer, a meter reader 110 for metering at least one meter, and the meter reader Receiving the meter reading amount from the 110 and stored in the first storage unit 140, when the preset communication time arrives outputs a communication active signal so that the stored meter reading is transmitted to the main system, the switch When the wireless communication request signal is input through the unit 120, the wireless communication line is activated, and the stored reading amount or reading amount read by the reading part 110 is outputted, and the switch part 120 A first control unit 130 for controlling the entire system to output the meter reading through a wired communication line when the wired communication request signal inputted through the wired communication line and the first control unit 130; A first wireless communication unit 140 converting the meter reading inputted through a wireless signal and transmitting the meter reading, and a meter reading the meter reading output through the first control unit 130 to the loader 200 through a wired communication line; It consists of one wired communication unit 150.

The meter 100 includes a power meter, a gas meter, a water meter, a hot water meter, a calorimeter.

In addition, the switching unit 110 of the meter 100 may set initial values such as granting IDs of each meter and setting frequency to be used, reading time (by wireless transmission and reception), and manual repair meter reading due to a failure of the automatic wireless meter reading. To help.

In addition, the main system uses a meter reading amount input through each meter to prepare a usage analysis and supply plan for a period of time, the service is made according to the civil processing and analysis, A / S request, and the service is made In case it checks whether the service is normally performed, it automatically issues a bill.

When the loader 200 receives a wireless communication request signal from the meter reader 100, the loader 200 receives a wireless signal transmitted through the meter reader 200 and converts it into a meter reading amount, and the second wireless communication unit 210. The second control unit 220 for storing the meter reading input through the wireless communication unit 210 in the second storage unit 230, the first wire communication unit 150 and the wire through the wire communication line and the meter 100 It consists of a second wired communication unit 240 receives the meter reading output from).

The reading method of the wireless meter reading device configured as described above is as follows.

2 is a flowchart illustrating a meter reading method of a wireless meter reader to which the present invention is applied.

As shown in FIG. 2, the first control unit 130 of the meter reader 100 is read by the meter reader 110 and stored in the first storage unit 140 at a preset communication time. It is determined whether the transmission to the system (S100). The reason for sending the meter reading to the main system at a predetermined time as described above is to reduce the power consumption of the meter reader 100. Therefore, the communication unit (the first wireless communication unit or the first wired communication unit) is activated only at a preset time, and the remaining time is inactivated so that only the meter reading mode is operated.

As a result of the determination in step S100, when the meter reading is not sent to the main system at the communication time, the first controller 130 determines whether a manual meter reading request signal is received according to the operation of the switch unit 120 of the meter reader (S110). ).

When the manual meter reading request signal is received as a result of the determination in step S110, the first controller 130 switches the communication unit (the first wireless communication unit or the first wired communication unit) to an active state (S120), and the user connects the wired communication line. It is determined whether to receive the metering amount by using (S130).

As a result of the determination in step S130, when the user wants to receive the meter reading using a wired communication line, the first controller 130 outputs the meter reading through the first wired communication unit 160 to output the second wire of the loader 200. It is transmitted to the communication unit 240 (S140) to be stored in the second storage unit 230 to be transmitted to the main system.

If not, the first control unit 130 outputs the meter reading through the first wireless communication unit 150 to be transmitted to the second wireless communication unit 210 of the loader 200 (S170) so that the second storage unit 230 may be used. ) To be sent to the main system.

In addition, the first controller 130 of the meter reader 100 determines whether a meter reading reception completion signal is received from the second wireless communication unit 210 or the second wired communication unit 240 of the loader 200 (S150). When the meter reading reception completion signal is received, the first controller 130 switches the communication unit to an inactive state to terminate the communication mode and switches to the detection mode (S160).

On the other hand, Figure 3 is a view for explaining a specific use embodiment to which the present inventors meter is applied, as can be seen in the drawing, the required area around the management station as a cell (cell) to construct a 424MHz communication network Each meter is equipped with 424 modem to transmit the meter reading data by the low power frequency digital FSK method.

FIG. 4 is for explaining FIG. 3 in more detail. When the meter reading data measured by each meter reader or loader 200 is converted into a wireless signal according to a digital FSK method and transmitted, the 424 repeater 300 Receives the meter radio signal and transmits it to the 424 collector 400. In this case, the 424 repeater 300 supports the radio shade region to be overcome, and the 424 collector 400 collects wireless meter reading data.

As described above, the wireless meter reading data collected by the 424 collector 400 is transmitted to the main controller 500 to receive and store meter reading data for each time. At this time, the main controller 500 manages the working time, checks the meter reading history, and checks the bill.

On the other hand, the main controller 500 transmits the meter reading data to the main system through the statistics unit 600, the usage statistics work such as the average usage per month time zone, average daily daily usage and monthly usage by year enters, accordingly However, production will be determined, and energy saving advertising will also be conducted.

In addition, the monitoring unit 700 of the main system checks the communication status and monitors the reception status and the reception data error status for each time zone, so that the entire system can perform normal operation.

In addition, the output unit 800 of the main system calculates a fee by using the meter reading data, allows the user to search the calculated bill calculation details, and a bill is automatically issued by using the calculated bill and the calculation details. Make sure you pay the fee.

In addition, the A / S unit 900 of the main system transmits a repair message to allow the A / S personnel to repair the meter or repeater that is malfunctioning in response to the request of the monitoring unit 700. The A / S unit may be included in the monitoring unit.

The present invention is not limited to the above embodiments, and various modifications and changes can be made by those skilled in the art, which are included in the spirit and scope of the present invention included in the appended claims.

As described above, the present invention has the effect that the wireless automatic meter reading system 100% can be fully operated by allowing the meter to be manually read because the communication is not properly made, the meter reading does not reach the main system.

In addition, the present invention has the effect that can be prevented by a human operation when the manual meter reading using the loader and accurate manual metering is made.

In addition, since the present invention transmits the meter reading data read by the controller of the meter, not the method of transmitting the image or the pulse, the error rate will be 0%. In addition, in the case of the meter reading device to which the present invention is applied, an additional wireless modem for wireless communication is unnecessary, so that no additional cost is required.

Claims (3)

A switch unit for outputting a wireless communication request signal for manual meter reading according to a user's operation, a meter reading unit for reading at least one meter reading device, a meter reading amount read from the meter reading unit, and storing the received reading, and preset communication When the time arrives, the communication reading signal is output so that the stored meter reading is transmitted to the main system, and when a radio communication request signal is input through the switch unit, the radio communication line is activated, and then the meter reading or reading meter A meter reading unit including a first control unit for outputting a reading amount read by the first reading unit and a first wireless communication unit converting the reading amount inputted through the first control unit into a wireless signal; And A second wireless communication unit which receives a wireless signal transmitted through the meter when the wireless communication request signal is input from the meter and converts it into a meter reading, and a second controller which stores the meter reading input through the second radio communication unit; Including a loader; Wireless meter reader with a manual metering function, characterized in that consisting of. The method of claim 1, The first control unit controls the entire system to output the meter reading through a wired communication line when a wired communication request signal input through the switch unit is input, The meter reader further includes a wired communication unit for outputting the meter reading output through the first control unit to the loader through a wired communication line, The loader further includes a second wired communication unit connected to the first wired communication unit through a wired communication line and receiving a metering amount output from the metering unit. (1) the meter reader determines whether the stored meter reading is sent to the main system at a preset communication time; (2) the meter reading step, if the meter reading is not sent to the main system at the communication time, determining whether a manual metering request signal is received according to a meter reading operation; (3) the meter reading unit, when receiving a manual metering request signal, switching the communication unit to an active state, and determining whether the user wants to receive the metering amount using a wired communication line; (4) When the user wants to receive the meter reading using a wired communication line, the meter reading is output through the first wire communication unit to be transmitted to the loader, otherwise the meter reading is output through the first wireless communication unit. To be transmitted to the loader; And (5) the meter reading unit determines whether a meter reading completion signal is received from the loader, and when a meter reading reception completion signal is received, the communication unit is switched to an inactive state to terminate the communication mode and switch to the detection mode; ; Manual meter reading method of a wireless meter, characterized in that consisting of.

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