WO2019017510A1

WO2019017510A1 - Carrier selection device, carrier selection system, and simulator device

Info

Publication number: WO2019017510A1
Application number: PCT/KR2017/007789
Authority: WO
Inventors: 박재우
Original assignee: 주식회사 케이티
Priority date: 2017-07-19
Filing date: 2017-07-19
Publication date: 2019-01-24

Abstract

A carrier selection device that interworks with an advanced metering infrastructure (AMI) system comprises: a receiving unit for receiving, through each communication network of a plurality of carriers, meter reading data collected from a simulator device that collects the meter reading data collected from a data concentrator unit (DCU) connected to a plurality of meters; a transmission rate calculation unit for calculating a transmission rate for each carrier on the basis of time taken to transmit the meter reading data for each carrier and a transmission amount of the meter reading data; and a carrier selection unit for selecting one of the plurality of carriers on the basis of the calculated transmission rate for each carrier.

Description

Communication company selection device, communication company selection system and simulator device

The present invention relates to a communication company selection device, a communication company selection system, and a simulator device.

Intelligent Metering Infrastructure (AMI) is a system that monitors real-time power usage in a central control room and allows remote control of power usage. Utilizing intelligent metering infrastructure, electric utilities can acquire real-time metering information of all customers and efficiently control power demand based on the data.

In connection with such an intelligent meter reading infrastructure, Korean Patent Laid-Open Publication No. 2014-0106067 discloses a power meter reading system.

Generally, when the data concentrator (DCU) collects meter reading data from the meter, the data concentrator can transmit the collected meter reading data to the AMI management server. In this case, the communication between the data concentrator and the AMI management server can be performed using a wired communication method or a wireless communication method such as 2G, 3G, and LTE in consideration of a communication line fee and a communication environment in the field.

However, if the intelligent meter reading infrastructure is to be applied overseas, it will not be possible to determine which communication company is suitable for communication before the communication speed measurement test is performed in the overseas field. In addition, when the intelligent meter reading infrastructure is constructed by selecting a communication company at random, there is a disadvantage that the communication modem needs to be re-installed by another communication company when the data reception fails, and additional cost is incurred.

A communication company selection device, a communication company selection system, and a simulator device are provided that allow selection of an optimal wireless communication company in consideration of a communication environment in a field when data collected from a data concentrator (DCU) is transmitted to an AMI system. A communication company selection device, a communication company selection system and a simulator device capable of improving stability and efficiency in data communication by selecting an optimal wireless communication company in a communication environment between a data concentration device and an AMI system. A communication company selection system, and a simulator apparatus which can select an optimal communication company and replace it with a wireless communication when the investment cost is high in a region where wired communication is impossible or in a wired communication. It is to be understood, however, that the technical scope of the present invention is not limited to the above-described technical problems, and other technical problems may exist.

As a means for achieving the above technical object, an embodiment of the present invention is a method for acquiring the metering data from a simulator device for collecting metering data from a data concentration device (DCU) connected to a plurality of meters, A transmission rate calculation unit for calculating a transmission rate for each communication carrier on the basis of a transmission time of the inspection data for each communication company and a transmission amount of the inspection data for each communication company, Based on the transmission rate of the communication partner selected by the communication partner selection unit.

According to one embodiment, the communication company selection unit measures location information of the location where the transmission rate is calculated, and based on the number of base stations of each communication company existing within a predetermined distance from the measured location information, Can be selected.

According to another embodiment of the present invention, there is provided a communication device, comprising: a measurement unit configured to measure a connection success rate, which is a ratio of a successful call attempted by the simulator device to the communication device selection device, To select one of the plurality of communication companies.

According to one embodiment, the measurement unit further measures a transmission success rate, which is a ratio of a call connected to the communication company selection device by the simulator device for each of the communication companies, and a successful transmission of the meter reading data at a predetermined speed or more, It is possible to select one of the plurality of communication companies based on the transmission success rate corresponding to each communication company.

According to one embodiment, the measuring unit further measures a packet loss rate, which is a ratio of the amount of data that is not received by the communication company selection device when the simulator device transmits the metering data to the communication company selection device for each of the communication companies, And the communication company selecting unit may select one of the plurality of communication companies based on the packet loss rate corresponding to each of the communication companies.

According to an embodiment, the receiver may receive the metering data from the data transmission apparatus every predetermined transmission period based on a predetermined policy value and a data collection period between the plurality of meters and the data concentrator.

According to an embodiment, the data concentration device transmits the metering data to the management server using the communication network of the selected communication company, and the management server can manage the plurality of meters based on the metering data transmitted .

According to another embodiment of the present invention, there is provided an information processing apparatus including a collecting unit for collecting meter reading data from a data concentrator (DCU) connected to a plurality of meters, and transmitting the collected meter reading data to each of a plurality of communication companies via a communication network Wherein the transmission rate for each of the communication companies is calculated by the communication company selection device on the basis of the transmission time required for the inspection data for each communication company and the amount of the inspection data transmitted, Wherein one of the plurality of communication companies is selected based on the transmission rate of each of the plurality of communication companies.

According to another embodiment of the present invention, there is provided a data transmission system including a period determination unit for determining a transmission period based on a data collection period and a predetermined policy value between the plurality of meters and the data concentrator, The meter reading data can be transmitted from the device.

According to another embodiment of the present invention, there is provided a simulator device comprising a simulator device and a communication device selection device, wherein the simulator device collects meter reading data from a data concentration device (DCU) connected to a plurality of meters, And the communication company selection device transmits the transmission rate for each communication company based on the transmission time required for the inspection data for each communication company and the transmission amount of the inspection data to the communication company selection device through the respective communication networks of the communication companies And selects one of the plurality of communication companies based on the calculated transmission speed for each communication company.

According to another embodiment, the data concentration device transmits the metering data to the management server using the communication network of the selected communication company, and the management server can manage the plurality of meters based on the metering data transmitted have.

The above-described task solution is merely exemplary and should not be construed as limiting the present invention. In addition to the exemplary embodiments described above, there may be additional embodiments described in the drawings and the detailed description of the invention.

According to any one of the above-described objects of the present invention, when transmitting data collected from a data concentrator (DCU) to an AMI system, it is possible to select an optimal wireless communication company , A communication company selection system, and a simulator device. It is possible to provide a communication company selection device, a communication company selection system, and a simulator device which can improve the stability and efficiency in data communication by selecting an optimal wireless communication company in a communication environment between the data concentration device and the AMI system. It is possible to provide a communication company selection device, a communication company selection system, and a simulator device that can select an optimal communication company and replace it with a wireless communication in a case where an investment cost is high in a region where wired communication is impossible or in a wired communication.

1 is a configuration diagram of a communication company selection system according to an embodiment of the present invention.

2 is a configuration diagram of a simulator apparatus according to an embodiment of the present invention.

3 is a flowchart of a method of providing a communication company selection service in a simulator apparatus according to an embodiment of the present invention.

4 is a configuration diagram of a communication company selecting apparatus according to an embodiment of the present invention.

5 is a flowchart of a method of selecting a communication company through interworking with an AMI system in a communication company selection device according to an embodiment of the present invention.

6 is a flowchart illustrating a process of selecting a communication company to be performed in the communication company selection system according to an embodiment of the present invention.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings, which will be readily apparent to those skilled in the art. The present invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. In order to clearly illustrate the present invention, parts not related to the description are omitted, and similar parts are denoted by like reference characters throughout the specification.

Throughout the specification, when a part is referred to as being "connected" to another part, it includes not only "directly connected" but also "electrically connected" with another part in between . Also, when an element is referred to as " including " an element, it is to be understood that the element may include other elements as well as other elements, And does not preclude the presence or addition of one or more other features, integers, steps, operations, components, parts, or combinations thereof.

In this specification, the term " part " includes a unit realized by hardware, a unit realized by software, and a unit realized by using both. Further, one unit may be implemented using two or more hardware, or two or more units may be implemented by one hardware.

In this specification, some of the operations or functions described as being performed by the terminal or the device may be performed in the server connected to the terminal or the device instead. Similarly, some of the operations or functions described as being performed by the server may also be performed on a terminal or device connected to the server.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

1 is a configuration diagram of a communication company selection system according to an embodiment of the present invention. 1, a telecommunications carrier selection system 1 may include a plurality of meters 100, a data concentrator 110, a simulator device 120, a carrier selection device 130, and a management server 140 . The plurality of meters 100, the data concentrator 110, the simulator device 120, the carrier selection device 130 and the management server 140 shown in FIG. 1 can be controlled by the carrier selection system 1 Components are illustrated by way of example.

Each component of the communication company selection system 1 of Fig. 1 is generally connected via a network. For example, as shown in FIG. 1, the communication company selection device 130 may be connected to the simulator device 120 at the same time or at intervals.

The network refers to a connection structure in which information can be exchanged between each node such as terminals and servers. An example of such a network is 3G, 4G, 5G, Wi-Fi, Bluetooth, , A LAN (Local Area Network), a Wireless LAN (Local Area Network), a WAN (Wide Area Network), a PAN (Personal Area Network), and the like.

The plurality of meters (100) are installed on the customer side, and can perform meter reading on electricity, gas, water, temperature, heat quantity, etc. used in the customer. At this time, the plurality of meters 100 can transmit the metering data to the data concentrator 110 through a communication modem installed in the form of wired / wireless communication system and internal / external slot.

The data concentrator 110 may collect meter reading data from a plurality of meters 100 using a built-in wired / wireless communication mode modem.

The data concentrator 110 can transmit the meter reading data to the management server 140 using the communication network of the selected communication company when receiving the message informing that the optimum communication company is selected from the communication company selecting device 130. [ For example, the data concentrator 110 transmits the metering data to the management server 140 through the WAN (Wide Area Networks) of the B communication company selected by the communication company selection device 130 among the A communication company, the B communication company, and the C communication company .

The simulator device 120 can collect metering data from a plurality of data concentrators 110. The meter reading data may be that each data concentrator 110 is collected from a plurality of meters 100 connected to each data concentrator 110.

The simulator device 120 can determine a transmission period based on a data collection period and a predetermined policy value between the plurality of meters 100 and the data concentrator 110. [

The simulator device 120 can transmit the collected metering data to the communication company selection device 130 through the respective communication networks of a plurality of communication companies. For example, the simulator device 120 can calculate the amount of collected metering data and transmit the metering data to the communication network of the A communication company, the communication network of the B communication company, and the communication network of the C communication company, respectively.

The communication company selection device 130 receives the metering data collected from the simulator device 120 that collects metering data from the data concentrator (DCU) 110 connected to the plurality of meters 100 via the respective communication networks of the plurality of communication companies can do. At this time, the communication company selection device 130 transmits the policy value to the data convergence device 120 via the simulator device 120 at predetermined transmission periods determined based on the preset policy value and the data collection period between the plurality of meters 100 and the data concentrator 110 110). &Lt; / RTI >

The communication company selection device 130 can calculate the transmission rate for each communication company on the basis of the transmission time of the meter reading data for each communication company and the transmission amount of the meter reading data.

The communication company selection device 130 can measure the communication environment for each communication network for each communication company. For example, the communication company selection device 130 can measure the connection success rate, which is a ratio of successful calls, when the simulator device attempts to connect to the communication company selection device 130 for each communication company. For example, the communication company selection device 130 can measure the transmission success rate, which is the ratio of calls that the simulator device 120 has connected to the communication company selection device 130 to successfully transmit metering data at a predetermined rate or higher have. For example, if the communication company selection device 130 transmits the inspection data to the communication company selection device 130 for each communication company, the amount of data that is not received by the communication company selection device 130 The rate of packet loss can be measured.

The communication company selection device 130 can select one of a plurality of communication companies as the optimum communication company based on the calculated transmission speed for each communication company. At this time, the communication company selection device 130 can select one of a plurality of communication companies as an optimum communication company in consideration of various criteria in addition to the transmission rate for each communication company. For example, the communication company selection device 130 measures location information of the location where the transmission speed is calculated, and determines one of a plurality of communication companies based on the number of base stations of each communication company existing within a predetermined distance from the measured location information You can choose the best carrier. As another example, the communication company selection device 130 can select one of a plurality of communication companies based on the connection success rate corresponding to each communication company. As another example, the communication company selection device 130 can select one of a plurality of communication companies based on the transmission success rate corresponding to each communication company. As another example, the communication company selection device 130 can select one of a plurality of communication companies based on the packet loss rate corresponding to each communication company.

By selecting the optimum communication company from the communication company selection device 130, the time and cost required for establishing the wireless communication line for the data concentrator 110 and the management server 140 can be reduced through this process , The stability and efficiency of data communication can be improved.

When the management server 140 receives the meter reading data from the data concentrator 110, it can manage the plurality of meters 100 based on the meter reading data received. In addition, the management server 140 analyzes and processes the received meter reading data, calculates usage information, billing information, and the like, and provides the calculated information to the customer. For example, the management server 140 may be an AMI management server.

2 is a configuration diagram of a simulator apparatus according to an embodiment of the present invention. Referring to FIG. 2, the simulator apparatus 120 may include a collecting unit 210, a transmitting unit 220, and a period determining unit 230.

The collecting unit 210 may collect the meter reading data from the data concentrator (DCU) 110 connected to the plurality of meters 100. For example, the collection unit 210 may collect metering data from a plurality of data concentrators (DCUs). Each data concentrator (DCU) 110 may be connected to a plurality of meters 100.

The collecting unit 210 can calculate the amount of collected metering data. For example, the collecting unit 210 may consider predetermined input values such as data of previous month data, previous month data, missing data, event information, the number of the plurality of meters 100, future construction margin, So as to calculate the transmission amount L of the meter reading data.

The transmission unit 220 can transmit the collected metering data to the communication company selection device 130 through the respective communication networks of the plurality of communication companies. For example, the transmitting unit 220 may attempt to connect to the communication company selecting apparatus 130 using a communication network for each communication company such as an A communication company, a B communication company, and a C communication company. At this time, when the communication terminal is connected to the communication company selection device 130 through a communication network for each communication company, the transmission unit 220 can transmit the inspection data to the communication company selection device 130 using the communication network for each communication company.

The period determining unit 230 may determine a transmission period based on a data collection period between the plurality of meters 100 and the data concentrator 110 and a predetermined policy value.

3 is a flowchart of a method of providing a communication company selection service in a simulator apparatus according to an embodiment of the present invention. The method of providing a carrier selection service performed by the simulator device 120 according to the embodiment shown in FIG. 3 is performed in a time-series manner in the carrier selection system 1 according to the embodiment shown in FIGS. 1 and 2 / RTI > Therefore, the following description is also applied to a method of providing a communication company selection service performed by the simulator apparatus 120 according to the embodiment shown in Figs.

In step S310, the simulator device 120 may collect metering data from the data concentrator 110 connected to the plurality of meters 100. [

In step S320, the simulator device 120 can transmit the collected metering data to each of the communication company selection devices 130 through the communication networks of the plurality of communication companies.

Although not shown in FIG. 3, the simulator device 120 can determine a transmission period based on a data collection period between the plurality of meters 100 and the data concentrator 110 and a predetermined policy value.

In the above description, steps S310 to S320 may be further divided into additional steps or combined into fewer steps, according to an embodiment of the present invention. Also, some of the steps may be omitted as necessary, and the order between the steps may be changed.

4 is a configuration diagram of a communication company selecting apparatus according to an embodiment of the present invention. 4, the communication company selecting apparatus 130 may include a receiving unit 410, a speed calculating unit 420, a measuring unit 430, and a communication company selecting unit 440.

The receiving unit 410 can receive the metering data collected from the simulator device 120 that collects metering data from the data concentrator 110 connected to the plurality of meters 100 via the respective communication networks of the plurality of communication companies have. At this time, the receiver 410 can receive the meter reading data from the data concentrator 110 every predetermined transmission period based on the preset policy value and the data collection period between the plurality of meters 100 and the data concentrator 110 have. For example, the receiving unit 410 can receive meter reading data from the simulator device 120 using the A communication network, the B communication network, and the C communication network, respectively.

The speed calculating unit 420 can calculate the transmission speed V for each communication company based on the transmission time T for the meter reading data for each communication company and the transmission amount L of the meter reading data. The speed calculator 420 may calculate the transmission rate using Equation (1).

The speed calculation unit 420 can calculate the transmission speed by dividing the transmission amount of the meter reading data by the transmission required time. At this time, the speed calculation unit 420 can calculate the transmission speed for each communication company. For example, the speed calculator 420 may calculate the speed

, About B carrier

, About C carrier

, N About telecommunications company

The transmission speed can be calculated for each communication company.

The measuring unit 430 can measure the connection success rate Sc, which is a ratio of successful calls, by the simulator device attempting to connect to the communication device selector 130 for each communication company. At this time, the measuring unit 430 of the access success rate of the communication company A Sc- _A, as the access success rate of the access success rate of the communication company B Sc- _B, C carrier a connection success rate of Sc- _C, N and carrier Sc- _N .

The measuring unit 430 can measure the transmission success rate St, which is the ratio of the calls that the simulator device 120 has connected to the communication device selection device 130 and successfully transmitted the metering data at a predetermined speed or more. At this time, the measuring unit 430 as an access success rate of the access success rate of the transmission success rate of the communication company A St- _A, B carrier St- _B, C connected to the carrier St- success rate of _C, N and carrier _N St- .

The measuring unit 430 measures the packet loss rate Lp which is a ratio of the amount of data not received by the communication company selecting apparatus 130 when the simulator apparatus 120 transmits the metering data to the communication company selecting apparatus 130, Can be measured. At this time, the measuring unit 430 as an access success rate of the access success rate of the transmission success rate of the communication company A Lp- _A, B carrier Lp- _B, C carrier a connection success rate of Lp- _C, N and carrier Lp- _N .

The communication company selection unit 440 can select one of a plurality of communication companies based on the calculated transmission speed for each communication company. For example, the carrier selection unit 440 transmit time (T) is the shortest carrier (Min [T _a, T _b, T _c, T _n]), the transmission rate as the fastest carrier, to an optimal carrier You can choose. At this time, when the communication company selection unit 440 is based on the transmission rate for each communication company, the ranking may be changed within an error range of 5%, so that the communication company selection unit 440 selects the best communication company based on the distribution chart of the communication company .

The communication company selection unit 440 may measure the location information of the location where the transmission rate is calculated and select one of the plurality of communication companies based on the number of base stations of each communication company existing within a predetermined distance from the measured location information.

For example, when the position information of the place where the transmission speed is calculated is measured, the communication company selection unit 440 can select an optimal communication company according to the distribution map of the communication company located at a predetermined radius r from the measured location information. The predetermined radius r can be determined in consideration of geographical conditions of each country and the number of base stations distributed according to population density. The number N of base stations of each communication company can be obtained by converting the distance using the GPS information of the measured location information , &Lt; / RTI > The communication company selection unit 440 can calculate the number of base stations of each communication company using the following equation (2).

That is, the communication company selection unit 440 can select a communication company having the largest number of base stations N within the predetermined radius r as an optimal communication company.

The communication company selection unit 440 can select one of a plurality of communication companies as an optimal communication company in consideration of various criteria as follows when the transmission speed for each communication company and the number of base stations of each communication company are the same.

For example, when the measuring unit 430 measures the connection success rate, the communication company selecting unit 440 can select a communication company having a high connection success rate among a plurality of communication companies as an optimal communication company.

As another example, when the measurement unit 430 measures the transmission success rate, the communication company selection unit 440 can select a communication company having a high transmission success rate among a plurality of communication companies as an optimal communication company.

For example, when measuring the packet loss rate at the measuring unit 430, the communication company selecting unit 440 can select a communication company having a low packet loss rate among a plurality of communication companies as an optimal communication company.

In this manner, the communication company selection unit 440 can select an optimal communication company in consideration of the transmission rate for each communication company, the number of connection base stations of each communication company, and the connection success rate, transmission success rate, and packet loss rate. The communication company selection unit 440 can select an optimal communication company using the following equation (3).

The communication company selection unit 440 can select a communication company having the maximum value among the values derived from Equation (3) as an optimal communication company.

In this case, when the communication company selecting apparatus 130 selects one of the plurality of communication companies and transmits a message including the communication company selected by the transmitting unit (not shown) to the data concentrator 110, The management server 110 can transmit the metering data to the management server 140 using the communication network of the selected communication company and the management server 140 can manage the plurality of meters 100 based on the metering data transmitted thereto.

5 is a flowchart of a method of selecting a communication company through interworking with an AMI system in a communication company selection device according to an embodiment of the present invention. The method of selecting a communication company to be performed by the communication company selection device 130 according to the embodiment shown in FIG. 5 is the same as that of the communication company selection system 1 according to the embodiment shown in FIG. 1 to FIG. . Therefore, even if omitted in the following description, the present invention is also applied to a communication company selection method performed by the communication company selection device 130 according to the embodiment shown in FIGS.

In step S510, the communication company selection device 130 receives the metering data collected for the data concentrator (DCU) 110 connected to the plurality of meters 100 from the simulator device 120 via the respective communication networks of the plurality of communication companies . For example, the communication company selection device 130 can receive the metering data from the data concentrator 130 every predetermined transmission period based on the predetermined policy value and the data collection period between the plurality of meters and the data concentrator 110 have.

In step S520, the communication company selection device 130 can calculate the transmission speed for each communication company based on the transmission time required for the meter reading data for each communication company and the amount of the meter reading data transferred.

In step S530, the communication company selection device 130 can select one of a plurality of communication companies based on the calculated transmission speed for each communication company. For example, the communication company selection device 130 measures location information of the location where the transmission speed is calculated, and determines one of a plurality of communication companies based on the number of base stations of each communication company existing within a predetermined distance from the measured location information You can choose.

Although not shown in FIG. 5, the communication company selection device 130 may include a step of measuring a connection success rate, which is a rate of successful calls, when the simulator device 120 attempts to connect to the communication company selection device 130 for each communication company, And selecting one of the plurality of communication companies based on the connection success rate.

Although not shown in FIG. 5, the communication company selection device 130 may calculate a transmission success rate, which is a ratio of calls for which the simulator device 120 is connected to the communication company selection device 130 for each communication company, Selecting one of the plurality of communication companies based on the measurement step and the transmission success rate corresponding to each communication company.

Although not shown in FIG. 5, when the simulator device 120 transmits the metering data to the communication company selecting device 130 for each communication company, the communication company selecting device 130 selects the amount of data that is not received by the communication company selecting device 130 And further selecting one of the plurality of communication companies based on the packet loss rate corresponding to each communication company.

In the above description, steps S510 to S530 may be further divided into further steps or combined into fewer steps, according to an embodiment of the present invention. Also, some of the steps may be omitted as necessary, and the order between the steps may be changed.

6 is a flowchart illustrating a process of selecting a communication company to be performed in the communication company selection system according to an embodiment of the present invention. The communication company selection system 1 may include a plurality of meters 100, a data concentrator 110, a simulator device 120, a communication company selection device 130 and a management server 140.

The plurality of meters 100 can transmit the meter reading data to the data concentrator 110 based on the data collection period (S601).

The data concentrator 110 collects meter reading data from the plurality of meters 100 (S602), and transmits the collected meter reading data to the simulator device 120 (S603).

The simulator device 120 collects metering data from a plurality of data concentrators 110 in step S604 and attempts to connect to the communication company selection device 130 for each communication company in step S605. The connection success rate which is a ratio of the call success rate can be measured (S606).

When the simulator device 120 accesses the communication device selection device for each communication company (S607), the communication device selection device 130 can measure the transmission success rate, which is the ratio of the calls that successfully transmitted the meter reading data at a predetermined speed or more (S608) .

When the simulator device 120 transmits the metering data to each of the communication device selection devices 130 in step S609, the communication device selection device 130 measures the packet loss rate as a ratio of the amount of data that has not been received in step S610. The transmission time required for each of the communication companies can be calculated (S611), and the transmission speed for each communication company can be calculated based on the transmission amount of the meter reading data (S612). At this time, the communication company selection device 130 can measure the location information of the place where the transmission speed is calculated (S613).

The communication company selection device 130 selects one of a plurality of communication companies based on the transmission rate for each communication company, the number of base stations, the connection success rate corresponding to each communication company, the transmission success rate, and the packet loss rate (S614) May be notified to the device 110 (S615).

When the data concentrator 110 transmits meter reading data using the communication network of the selected communication company (S616), the management server 140 can manage a plurality of meters 100 based on the meter reading data transmitted (S617) .

In the above description, steps S601 to S617 may be further divided into further steps or combined into fewer steps, according to an embodiment of the present invention. Also, some of the steps may be omitted as necessary, and the order between the steps may be changed.

The communication company selection method performed by the communication device selection apparatus and the simulator apparatus described with reference to Figs. 1 to 6 is also embodied in the form of a computer program stored in a medium executed by the computer or a recording medium including instructions executable by the computer . In addition, the method of selecting a communication carrier performed by the communication carrier selection device and the simulator device described with reference to Figs. 1 to 6 may also be implemented in the form of a computer program stored in a medium executed by a computer. Computer readable media can be any available media that can be accessed by a computer and includes both volatile and nonvolatile media, removable and non-removable media. In addition, the computer-readable medium may include both computer storage media and communication media. Computer storage media includes both volatile and nonvolatile, removable and non-removable media implemented in any method or technology for storage of information such as computer readable instructions, data structures, program modules or other data. Communication media typically includes any information delivery media, including computer readable instructions, data structures, program modules, or other data in a modulated data signal such as a carrier wave, or other transport mechanism.

It will be understood by those skilled in the art that the foregoing description of the present invention is for illustrative purposes only and that those of ordinary skill in the art can readily understand that various changes and modifications may be made without departing from the spirit or essential characteristics of the present invention. will be. It is therefore to be understood that the above-described embodiments are illustrative in all aspects and not restrictive. For example, each component described as a single entity may be distributed and implemented, and components described as being distributed may also be implemented in a combined form.

The scope of the present invention is defined by the appended claims rather than the detailed description and all changes or modifications derived from the meaning and scope of the claims and their equivalents are to be construed as being included within the scope of the present invention do.

Claims

A communication company selection apparatus interworking with an AMI (Advanced Metering Infrastructure) system,

A receiving unit for receiving the collected metering data through a communication network of each of a plurality of communication companies from a simulator apparatus for collecting metering data from a data concentrator (DCU) connected to a plurality of meters;

A transmission rate calculation unit for calculating a transmission rate for each of the communication companies based on a transmission required time for the inspection data for each of the communication companies and a transmission amount of the inspection data;

And selecting one of the plurality of communication companies based on the calculated transmission speed for each communication company,

And a communication partner selection device.
The method according to claim 1,

The communication company selection unit may measure the location information of the location where the transmission rate is calculated and select one of the plurality of communication companies based on the number of base stations of the communication companies existing within a predetermined distance from the measured location information In, carrier selection device.
3. The method of claim 2,

Further comprising: a measurement unit for measuring a connection success rate, which is a ratio of successful calls in which the simulator apparatus attempts to connect to the communication company selection apparatus,

Wherein the communication company selection unit selects one of the plurality of communication companies based on a connection success rate corresponding to each communication company.
The method of claim 3,

Wherein the measurement unit further measures a transmission success rate, which is a ratio of a call connected to the communication company selection device by the simulator device and a successful transmission of the meter reading data at a predetermined speed or more,

Wherein the communication company selection unit selects one of the plurality of communication companies based on a transmission success rate corresponding to each communication company.
5. The method of claim 4,

Wherein the measuring unit further measures a packet loss rate, which is a ratio of the amount of data not received by the communication company selection device when the simulator device transmits the metering data to the communication company selection device for each of the communication companies,

Wherein the communication company selection unit selects one of the plurality of communication companies based on a packet loss rate corresponding to each communication company.
The method according to claim 1,

Wherein the reception unit receives the metering data from the data transmission apparatus every predetermined transmission period based on a predetermined policy value and a data collection period between the plurality of meters and the data concentration apparatus.
The method according to claim 1,

The data concentrator transmits the metering data to the management server using the communication network of the selected communication company,

Wherein the management server manages the plurality of meters based on the transmitted meter reading data.
A simulator device for providing a service provider selection service,

A collector for collecting meter reading data from a data concentrator (DCU) connected to a plurality of meters;

And a transmission unit for transmitting the collected meter reading data to the communication company selection device through each communication network of a plurality of communication companies,

Lt; / RTI >

A transmission rate for each of the communication companies is calculated by the communication company selection device on the basis of the transmission time required for the inspection data for each communication company and the amount of the inspection data transferred, Wherein one of said plurality of communication companies is selected.
9. The method of claim 8,

Wherein the communication company is selected based on the number of base stations of each communication company existing within a predetermined distance from the location information of the place where the transmission speed is calculated.
10. The method of claim 9,

Wherein the communication company is selected on the basis of a connection success rate which is a ratio of successful calls of the simulator device to the communication company selection device for each of the communication companies.
11. The method of claim 10,

Wherein the communication company is selected on the basis of a transmission success rate, which is a ratio of calls for which the simulator device connected to the communication company selection device succeeds in transmission of the meter reading data at a predetermined speed or more for each of the communication companies.
12. The method of claim 11,

Wherein the communication company is selected on the basis of a packet loss rate which is a ratio of the amount of data that is not received by the communication company selection device when the simulator device transmits the inspection data to the communication company selection device for each of the communication companies.
9. The method of claim 8,

Further comprising a period determining unit for determining a transmission period based on a data collection period and a predetermined policy value between the plurality of meters and the data concentrator,

Wherein the transmitting unit transmits the metering data from the data transmission device every determined transmission period.
A system for selecting a communication company in cooperation with an AMI (Advanced Metering Infrastructure) system,

A simulator device; And

Carrier selection device

Lt; / RTI >

The simulator device

Collecting meter reading data from a data concentrator (DCU) connected to a plurality of meters,

And transmits the collected metering data to the communication company selection device through each communication network of the plurality of communication companies,

The communication company selection device

Calculates a transmission speed for each communication carrier based on a transmission time required for the inspection data for each communication company and a transmission amount of the inspection data,

And selects one of the plurality of communication companies based on the calculated transmission speed for each communication company.
15. The method of claim 14,

The data concentrator transmits the metering data to the management server using the communication network of the selected communication company,

And the management server manages the plurality of meters based on the transmitted meter reading data.