KR102011962B1 - Apparatus and method for detection performance analysis - Google Patents

Abstract

According to the present invention, disclosed are a detection performance analysis apparatus and a method thereof. As the detection performance analysis apparatus which analyzes detection performance of active sound detection equipment detecting an object using sound waves, the apparatus comprises: an interlocking unit interlocking with the active sound detection equipment; an input unit receiving a control command for controlling the active sound detection device; a processor converting a sound wave measurement value measured by the active sound detection equipment, in relation to the object, into an electrical signal, and comparing the converted electrical signal with a predetermined reference value to calculate a performance evaluation index representing the performance detecting the object; and a display unit providing a control response in accordance with a control command, a performance evaluation index of the calculated electrical signal, and a detection performance analysis result through a user interface.

Description

Apparatus and method for detection performance analysis

The present invention relates to a detection performance analysis apparatus and method. More particularly, the present invention relates to a detection performance analysis apparatus and method for rapidly analyzing detection performance without limiting the test environment.

Conventional sound detection equipment (Sonar) possessed by ships and submarines are classified into passive sound detection equipment (Passive type) and active sound detection equipment (Active type), and active sound detection equipment is an acoustic signal for the purpose of detecting water / underwater targets. It performs the function of transmitting. The passive sound detection equipment can be quickly checked by receiving the on / offline bits, while the active sound detection equipment is limited in determining the normal operation of the equipment using only the bits.

In general, the system status monitoring function that receives on / offline bit information is limited in determining the operation and performance status of the active sound detection equipment.In case of conducting operation inspection at sea after departure or when the ship overhaul window maintenance cycle arrives. The equipment is taken offshore and the operation test is carried out in the water tank test facility. As a result, facility costs for establishing a water tank test environment, considerable cost are needed to establish precision measurement equipment and various matters, and manpower requirements and resources are required for the maintenance of facilities and equipment.

In addition, when equipment failure occurs, downtime required for trouble removal and maintenance increases, and administrative delay time caused by failure to procure necessary repair parts in a timely manner can greatly affect the performance of the mission.

Therefore, the active sound detection equipment should perform a pre-operational inspection in a real marine underwater environment or similar tank environment to determine whether it is in normal operation. In addition, there is a limit in determining the failure and evaluating the performance of the active sound detection equipment before sailing for the operation. As a solution to this problem, there is an urgent need for a detection performance analysis apparatus and method capable of quickly analyzing the performance of active sound detection equipment without the limitation of the test environment.

The present invention has been made to solve the above problems, the object of the present invention is to overcome the limitations in the test environment without the need for a tank facility to perform the performance test that was tested in the conventional in-house water tank test facility, night maintenance factory tank test facility The present invention provides an apparatus and method for detecting performance with predictable performance.

In order to achieve the above object, the present invention is a detection performance analysis device for analyzing the detection performance of the active sound detection equipment for detecting an object using sound waves, the linkage interworking with the active sound detection equipment, the active sound detection equipment An input unit for receiving a control command for control, converts the sound wave measurement value measured by the active sound detection equipment with respect to the object into an electrical signal, and compares the converted electrical signal with a predefined reference value, the object Detecting performance including a processor for calculating a performance evaluation index indicating the performance of detecting the detection and the control response according to the control command, and a display unit for providing the performance evaluation index and the detection performance analysis result of the calculated electrical signal through a user interface Present the analysis device.

Preferably, the linkage unit transmits the control command to the active sound detection device, and the control command is controlled by power control, power state reception, bit information request / reception, transmission signal control, and radiated transmission signal. It is characterized by including the reception.

Preferably, the transmission signal control is characterized in that the active sound detection equipment controls the setting for radiating the transmission signal, the control setting is characterized in that it comprises a radiation mode, radiation direction and transmission channel divided by frequency .

Preferably, the processor samples the measurement value for each period to calculate the performance evaluation index, and the processor sets the period of the sampling based on the radiation mode, the radiation direction and the transmission channel. It is done.

Preferably, the performance evaluation index is configured to form a similarity through the difference between the sampled measured value and the reference value, and to form an accuracy through the average value in the total observation period according to the difference between the sampled measured value and the reference value. It is characterized by.

를 적어도 하나 이상 포함하는 것을 특징으로 한다.Preferably, the performance evaluation index calculates accuracy through a performance evaluation index α for determining a similarity by determining the proximity between the reference value and the sampled measurement value and an average value of the percentage error between the reference value and the sampled measurement value. Performance indicators

It characterized in that it comprises at least one or more.

Preferably, the detection performance analysis apparatus further comprises a storage unit for storing the reference value, the measured value, the performance evaluation index and the inspection history in the database, the storage unit of the performance of detecting the object of the active sound detection equipment Characterized in that it further comprises a performance evaluation criteria indicating the evaluation criteria.

Preferably, the processor further comprises an analysis unit for comparing and analyzing the performance evaluation determination criteria and the value of the calculated performance evaluation indicators, the analysis unit is the active sound detection equipment through the detection performance analysis results calculated to analyze It is characterized in that the separation according to the detection performance.

Preferably, the detection performance analysis apparatus further comprises a control unit, the control unit transmits a control command received from the input unit to the display unit, the analysis unit, the storage unit and the linkage unit, and through the linkage unit Transmits a control command for controlling the active sound detection device, transmits the result to the storage unit, controls the storage unit to utilize information of the storage unit, and analyzes the detection performance analysis result analyzed by the analysis unit; Characterized in that the transfer to the storage.

In addition, the present invention is a detection performance analysis method for analyzing the detection performance of the active sound detection equipment for detecting an object using sound waves, interworking with the active sound detection equipment, receiving a control command for controlling the active sound detection equipment And converting the sound wave measurement value measured by the active sound sensing device into an electrical signal with respect to the object, comparing the converted electric signal with a predefined reference value, and indicating the performance of detecting the object. The present invention proposes a detection performance analysis method comprising calculating an evaluation index and providing a control response according to the control command, a performance evaluation index of the calculated electrical signal, and a detection performance analysis result through a user interface.

Preferably, the step of receiving the control command is to set the radiation mode, the radiation direction and the transmission channel for the emission of the transmission signal when receiving the transmission signal control command of the active sound detection equipment, and for the emission of the transmission signal The radiation mode is divided by frequency, and the radiation direction is 0 degrees. It is characterized by being formed in at least one orientation of 90 degrees or 270 degrees.

Preferably, the calculating of the performance evaluation measurement index of the electrical signal comprises the step of sampling the measurement value for each unit time period, calculating the performance evaluation index through the reference value and the sampled measurement value, Generating a criterion for evaluating the performance of the electrical signal for evaluating the detection performance of the active sound detection equipment and synthesizing the detection performance evaluation result of the active sound detection equipment.

Preferably, the step of synthesizing the performance evaluation result is characterized by deriving a detection performance analysis result by combining the detection performance of the active sound detection equipment by comparing the performance evaluation index and the performance evaluation criteria of the electric signal. .

According to an embodiment of the present invention, the detection performance analysis apparatus and method may perform active sonar or transmission signal voltage sensitive operation inspection of the field maintenance level in the inboard.

In addition, it is possible to analyze the transmission voltage sensitivity performance of the active sound detection equipment quickly and without limitation in the test environment, and to quantify and analyze the performance degradation of the active sound detection equipment due to aging and obsolescence.

In addition, it is possible to reduce the cost of the development and management / operation of the conventional field test facility and field maintenance support equipment, the operator of the operating unit can have the field maintenance capability.

In addition, according to an embodiment of the present invention, the effects of the present invention are not limited to the above-mentioned effects, and other effects not mentioned will be clearly understood by those skilled in the art from the following description.

1 is a block diagram showing the configuration of a detection performance analysis apparatus according to an embodiment of the present invention.
2 is a block diagram showing a detection performance analysis method according to an embodiment of the present invention.
3 is a block diagram illustrating a detection performance analysis method in detail according to an embodiment of the present invention.
4 is a block diagram illustrating in detail a method of analyzing a transmission signal in a detection performance analysis method according to an embodiment of the present invention.
5 is an exemplary view showing a performance evaluation criteria according to an embodiment of the present invention.
6 is an exemplary view showing a synthesis of a reference analysis result of the performance evaluation index according to an embodiment of the present invention.

Hereinafter, with reference to the accompanying drawings will be described an embodiment of the present invention; Advantages and features of the present invention, and methods for achieving them will be apparent with reference to the embodiments described below in detail in conjunction with the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but can be implemented in various forms. The embodiments of the present invention make the posting of the present invention complete and the general knowledge in the technical field to which the present invention belongs. It is provided to fully convey the scope of the invention to those skilled in the art, and the present invention is defined only by the scope of the claims. Like reference numerals refer to like elements throughout.

Unless otherwise defined, all terms (including technical and scientific terms) used in the present specification may be used in a sense that can be commonly understood by those skilled in the art. In addition, the terms defined in the commonly used dictionaries are not ideally or excessively interpreted unless they are specifically defined clearly.

The terminology used herein is for the purpose of describing particular example embodiments only and is not intended to be limiting of the invention. The singular forms “a”, “an” and “the” include plural forms unless the context clearly indicates otherwise. In this application, the terms "comprise" or "have" are intended to indicate that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, and one or more other features. It is to be understood that the present invention does not exclude the possibility of the presence or the addition of numbers, steps, operations, components, components, or a combination thereof.

Terms including ordinal numbers, such as second and first, may be used to describe various components, but the components are not limited by the terms. The terms are used only for the purpose of distinguishing one component from another. For example, without departing from the scope of the present invention, the second component may be referred to as the first component, and similarly, the first component may also be referred to as the second component. The term and / or includes a combination of a plurality of related items or any item of a plurality of related items.

1 is a block diagram showing the configuration of a detection performance analysis apparatus according to an embodiment of the present invention.

Referring to FIG. 1, the detection performance analyzing apparatus 100 includes an interlocking unit 150, an input unit 110, a processor 130, a display unit 120, a storage unit 140, a controller 160, and an active sound detection device ( 200 and the power supply 300.

The interlocking unit 150 may transmit a control command in conjunction with the active sound detection device 200. According to an embodiment of the present invention, the interlocking unit 150 may be electrically and physically interlocked with the active sound detection apparatus 200. The control command may include power control, power state reception, bit information (BIT) request / reception, Transmission signal control, reception by the radiated transmission signal, and the like.

The input unit 110 may receive a control command to the active sound detection apparatus 200 through input devices such as a keyboard, a mouse, and a touch screen, and may receive various input values according to the form provided by the display unit 120. .

The processor 130 converts the sound wave measurement value measured by the active sound detection apparatus 200 in relation to the object into an electrical signal, compares the converted electrical signal with a predefined reference value, and detects the object. It is possible to calculate the performance evaluation index indicating. An object according to an embodiment of the present invention may exist or be conceived and may mean all things having independent properties.

The processor 130 may include an analysis unit 132 for analyzing and comparing the performance evaluation determination criteria and the values of the calculated performance evaluation indicators, and separate the active sound detection equipment 200 according to the detection performance through the analysis result. Can be.

The display unit 120 provides a control response according to a control command for controlling the active sound detection device 200 received through the input unit 110, a performance evaluation index of the calculated electrical signal, and a detection performance analysis result through a user interface. can do.

According to an embodiment of the present disclosure, the display unit 120 may provide an HMI screen to the inspector, and the screen provided to the inspector is not necessarily limited thereto.

The storage 140 may store a predefined value and analysis information calculated through the detection performance analyzing apparatus 100 in a database.

According to an embodiment of the present invention, the storage unit 140 may store a predetermined reference value, a measurement value received from the active sound detection device 200, a performance evaluation index, a performance evaluation criterion, and a check history in a database. However, the present invention is not limited thereto.

데이터베이스(148) 및 점검이력 데이터베이스(149)를 포함하고 있으나, 반드시 이에 한정되는 것은 아니며 능동음탐장비(200)의 탐지성능을 분석하기 위해 형성되는 정보를 포함할 수 있다.According to an embodiment of the present disclosure, the database of the storage 140 may include a measurement database 142, a reference database 144, a performance evaluation index α database 146, and a performance evaluation index.

The database 148 and the check history database 149 may be included, but are not necessarily limited thereto, and may include information formed to analyze the detection performance of the active sound detection apparatus 200.

The controller 160 may control the interlocking unit 150, the input unit 110, the display unit 120, the storage 140, and the analysis unit 132, which are internal components of the detection performance analyzing apparatus 100.

The controller 160 may provide the input value received from the input unit 110 to the display unit 120, the analysis unit 132, the storage unit 140, and the linking unit 150, and through the linking unit 150. Command a control signal for controlling the interworking of the communicable signal, provide the result to the storage unit 140, and control the information of the storage unit 140 to utilize the analysis unit 132, analysis The detection performance analysis result analyzed by the unit 132 may be provided to the display unit 120 and the storage 140.

The active sound detection device 200 may emit sound waves by receiving a transmission signal for the purpose of detecting objects in the water and underwater, and may determine whether the active sound detection device 200 is normal and detect performance through the reflection sound. have.

The power supply device 300 may supply power to the active sound detection apparatus 200 by a power control command.

2 is a block diagram showing a detection performance analysis method according to an embodiment of the present invention.

The active sound detection device 200 may be electrically and physically interlocked with the detection performance analysis device 100 (S210), and after being linked with the active sound detection device 200, the detection performance analysis device 100 may be an active sound detection device ( A control command for the control of 200 may be received (S220).

The active sound detection device 200 uses sound waves to detect an object, and transmits sound waves by a transmission signal to convert the measured values of the received and measured sound waves into an electrical signal by being reflected by the object. By comparing the conventional signal with a predefined reference value, it is possible to calculate a performance evaluation index indicating the performance of detecting the object (S230).

The detection performance analyzing apparatus 100 compares the control response according to the control command, the performance evaluation index and the performance evaluation index of the calculated electrical signal, and provides a comprehensive detection performance analysis result through a user interface through a user interface. Can be (S240).

3 is a block diagram illustrating a detection performance analysis method in detail according to an embodiment of the present invention.

In order to analyze the detection performance of detecting an object by using sound waves of the active sound detection device 200, the present invention applies the power supply unit 300 to the active sound detection device 200, and controls the power supply through the interlocking unit 150. It may be ordered (S310).

After the power is applied / controlled (S310), the detection performance analyzing apparatus 100 may check the bit (S320). Bit check is a P-bit that confirms the initial machine operation. When the booting of the active sound detection device 200 is completed, the on / offline-bit information may be requested and received to perform a C-bit for checking the state of a component of the active sound detection device 200.

When the bit check is completed, the detection performance analysis apparatus 100 may control the setting so that the active sound detection equipment 200 may emit sound waves by the transmission signal (S330). Settings to be controlled may include a radiation mode, a radiation direction, a transmission channel, and the like. Radiation modes of the transmission signal may be classified by frequency, and according to an embodiment of the present invention, the radiation direction may be formed at 0 degrees, 90 degrees, or 270 degrees, but is not limited thereto.

After controlling the setting to radiate the transmission signal, the detection performance analysis apparatus 100 may command the active signal detection device 200 to radiate the transmission signal through the linker 150 (S340).

According to an embodiment of the present invention, the histogram illustrated in FIG. 3 may be a flow of time of sound waves emitted from the active sound detection apparatus 200.

The active sound detection device 200 receives the sound waves reflected by the transmission signal as the echo sound to the active sound detection device 200, and at this time, may convert the measured value of the measured sound waves into an electrical signal, the storage unit 140 It can be stored in the database of (S350).

The processor 130 may sample the measured value stored in the storage 140 for each period, and after calculating the performance evaluation index, may analyze it (S360).

The display unit 120 may display the detection performance analysis result analyzed by comparing the values of the performance evaluation determination criteria and the performance evaluation index through the analysis unit 132 (S370), and the storage performance analysis result storage unit 140 By storing (S380), the detection performance analysis result of the active sound detection apparatus 200 may be provided to the user interface through the display unit 120.

4 is a block diagram illustrating in detail a method of analyzing a transmission signal in a detection performance analysis method according to an embodiment of the present invention.

Step S360 illustrates in detail the method of analyzing the result of receiving the sound wave transmitted by the transmission signal from the active sound detection apparatus 200. Measured values stored in the database of the storage unit 140 through the step (S350) can be used to analyze the detection performance of the active sound detection equipment 200, radiated by the transmission signal from the active sound detection equipment 200 is received and received By converting the measured value of the sound wave into an electrical signal can be used in the analysis of the detection performance results of the active sound detection equipment (200).

The processor 130 may sample the measured value for each unit time period by using the measured value database information recorded in the storage 140 (S362). The period and the number of sampling in step S362 may be set differently for each radiation mode, radiation direction, and transmission channel set in step S330.

값을 산출(S364)할 수 있으며, 반드시 이에 한정되는 것은 아니다.After the measured value is sampled, the measured value and the reference value can be compared and analyzed, and the performance evaluation index can be calculated by applying a mathematical formula specifying a criterion for determining the degree to which the sampled measured value matches the reference value. According to an embodiment of the present disclosure, the processor 130 calculates the performance evaluation index α value through the equation (S362) and the performance evaluation index.

The value may be calculated (S364), but is not necessarily limited thereto.

The performance evaluation index is an index for determining the detection performance through the signal received by the sound wave radiated from the active sound detection device 200 again. The performance indicator can be calculated using the similarity between the measured value and the reference value. Here, the measured value may be a voltage value of the signal received by the sound wave radiated by the transmission signal from the active sound detection device 200 by detecting the object, the reference value is a reference value that is a reference to the detected signal radiated for testing (Voltage). Here, the similarity can be calculated using the difference between the measured voltage value and the reference voltage at each observation time point (observation period). The smaller the difference is, the higher the similarity is and the larger the difference is, the lower the similarity is.

Equation 1 below is an example of calculating the similarity between the measured value and the reference value as an example of the performance evaluation index.

According to an embodiment of the present invention, the performance evaluation index α in step S362 is a degree of similarity. Similarity is a coefficient for determining how close the measured value is to the reference value.If the reference value and the measured value coincide, the similarity may be close to 1, and the range of similarity may form a value between 0 and 1. have.

는 i번째의 관측시간에서의 기준값이며,

는 i번째의 관측시간에서의 측정값이다. Equation 1 is an equation for obtaining similarity. Where i is the i-th observation time and I is the total observation period of the measured value.

Is the reference value at the i observation time,

Is the measured value at the i-th observation time.

Performance indicators can be calculated using the accuracy of the measured and reference values. Here, the measured value may be a voltage value of the signal received by the sound wave radiated by the transmission signal from the active sound detection device 200 by detecting the object, the reference value is a reference value that is a reference to the detected signal radiated for testing (Voltage). Here, the accuracy can be calculated using the percentage of the average value at the total observation time based on the difference between the measured voltage value at each observation point (observation period) and the reference voltage, and when the percentage is small, the accuracy is high, and the percentage is If it is large, the accuracy is low.

Equation 2 is an example of calculating the accuracy between the measured value and the reference value as an example of the performance evaluation index.

는 평균절대오차 백분율이다. 평균절대오차 백분율은 기준값과 측정값의 절대적인 백분율 오차의 평균치이며,

는 정확도의 판단기준을 즉각적으로 알 수 있으며, 정확도의 기준이 명시된 계수일 수 있다.According to an embodiment of the present invention, the performance evaluation index in step S362

Is the average absolute error percentage. The mean absolute error percentage is the average of the absolute percentage errors of the reference and measured values.

Can immediately know the criterion of accuracy, and may be a coefficient in which the criterion of accuracy is specified.

는 i번째 분석관측시간의 기준값이며,

는 i번째 분석관측시간의 측정값이고, n은 측정값을 관측한 관측주기의 총 개수이다. 예를 들어 본 발명의 일 실시 예에 따르면, n은 측정값을 2초 주기로 1초에서부터 29초까지 측정하였으므로, 관측 주기의 총 개수는 15이다.Equation 2 described above is an equation for obtaining an average absolute error percentage. According to Equation 2 described above,

Is the reference value of the i analysis time,

Is the measured value of the i-th analysis observation time, and n is the total number of observation periods in which the measured value was observed. For example, according to one embodiment of the present invention, since n measured the measured value from 1 second to 29 seconds in a 2 second period, the total number of observation periods is 15.

The detection performance analyzing apparatus 100 may generate a criterion for determining the performance of the active sound detection apparatus 200 (S368). The performance evaluation criterion may be determined according to an agreement of a related organization, and the detection performance series of the active sound detection apparatus 200 may change according to the performance evaluation criterion.

의 값을 비교하여 분석하여 성능 평과 결과를 종합하여 탐지성능 분석 결과를 도출할 수 있다(S369).According to an embodiment of the present invention, the detection performance analysis apparatus 100 is a performance evaluation index α and the performance evaluation index calculated through a predetermined performance evaluation criteria and equations (1) and (2)

The result of detection performance analysis can be derived by comparing and comparing the values of and comparing the results of the performance evaluation (S369).

After the result of the transmission signal analysis (S360) by combining the results can be displayed (S370).

5 is an exemplary view showing a performance evaluation criteria according to an embodiment of the present invention.

의 값을 통해 성능평가 판정 기준과 비교하여 성능을 평가할 수 있다.Performance evaluation criteria may be generated through the step (S368), and α and calculated through the equation

The value of can be compared with the performance evaluation criteria to evaluate the performance.

According to one embodiment of the present invention, the performance evaluation criterion grade is divided into upper, intermediate and intermediate, and is not necessarily limited to the evaluation criteria according to a predetermined evaluation criteria for evaluating the performance of the active sound detection equipment 200 The rating may be divided.

(%) > 95% 를 초과하면 상급의 능동음탐장비(200)일 수 있으며, α 및

의 값이 기 설정된 상급 기준의 값을 모두 넘지 못하면 상급이 아니며, α 및

의 값 중 낮은 기준의 값을 만족하는 등급이 능동음탐장비(200)의 최종 탐지성능 평가 등급일 수 있다. 능동음탐장비(200)의 최종 탐지성능 평가 등급의 확정은 반드시 이에 한정되는 것은 아니며, 관계기관의 협의에 따라 성능평가 판정 기준이 변경될 수 있다.According to an embodiment of the present invention, the active sound detection equipment 200 is α> 0.95,

Greater than (%)> 95% may indicate a higher level active sound detection device (200), α and

If the value of does not exceed all of the values of the preset higher criteria, it is not a superior.

The level that satisfies the low reference value of the value of may be the final detection performance evaluation grade of the active sound detection equipment (200). Determination of the final detection performance evaluation grade of the active sound detection device 200 is not necessarily limited thereto, and the performance evaluation determination criteria may be changed according to the agreement of the related organizations.

According to an embodiment of the present invention, when the performance of the active sound detection equipment 200 is determined to be mid-lower grade by the performance evaluation criteria of the active sound detection equipment 200, replacement analysis may be necessary. It is not limited to the standard of Figure 5, it may be changed according to the agreement of the relevant authorities.

6 is an exemplary view showing a synthesis of a reference analysis result of the performance evaluation index according to an embodiment of the present invention.

The performance analysis index criteria analysis result can be synthesized the final result through the performance evaluation criteria generation (S369), and the calculated value and the preset value can be compared through the graph of the measured value according to the observation period.

According to an embodiment of the present invention, the performance evaluation index standard analysis result synthesis graph may be compared with the performance evaluation criteria through the Y-axis measurement value according to the X-axis observation period. The observation period is formed in seconds, and the measured value may be formed in a voltage of common collector (VCC).

의 최대값 및 최소값과 평균값을 표를 통해 확인할 수 있으며, 성능 평가 지표 기준 분석 결과를 종합(S369)과정을 통해 능동음탐장비(200)의 탐지성능을 확인할 수 있다.According to an embodiment of the present invention, the performance evaluation index α and the performance evaluation index

The maximum value and the minimum value and the average value of the can be confirmed through a table, and the performance evaluation indicators can be checked the detection performance of the active sound detection equipment 200 through a comprehensive (S369) process.

The detection performance analyzing apparatus 100 may synthesize the performance evaluation indicators based on the analysis results, and then display and store the analysis results to retrieve and detect the detection performance analysis results of the active sound detection apparatus 200 from the storage 140. .

The above description is merely illustrative of the technical idea of the present invention, and various modifications, changes, and substitutions may be made by those skilled in the art without departing from the essential characteristics of the present invention. will be. Accordingly, the embodiments disclosed in the present invention and the accompanying drawings are not intended to limit the technical spirit of the present invention but to describe the present invention, and the scope of the technical idea of the present invention is not limited by the embodiments and the accompanying drawings. . The scope of protection of the present invention should be interpreted by the following claims, and all technical ideas within the scope equivalent thereto should be construed as being included in the scope of the present invention.

100: detection performance analyzer 110; Input
120: display unit 130: processor
132: analysis unit 140: storage unit
150: linking unit 160: control unit
200: active sound detection equipment 300: power supply

Claims (13)

In the detection performance analysis apparatus for analyzing the detection performance of the active sound detection equipment for detecting objects using sound waves,
An interlocking portion interlocked with the active sound detection device;
An input unit for receiving a control command for controlling the active sound detection device;
A performance evaluation index indicating the performance of detecting the object by converting the sound wave measurement value measured by the active sound detection equipment in relation to the object into an electrical signal, and comparing the converted electrical signal with a predefined reference value. Calculating processor; And
And a display unit for providing a control response according to the control command, a performance evaluation index of the electric signal, and a detection performance analysis result through a user interface. The method of claim 1,
The linkage unit transmits the control command to the active sound detection device,
And the control command includes power control, power state reception, BIT information request / reception, transmission signal control, and reception by the radiated transmission signal. The method of claim 2,
The transmission signal control controls the setting for the active sound detection equipment to emit the transmission signal,
The control setting is a detection performance analysis device characterized in that it comprises a radiation mode, a radiation direction and a transmission channel divided by frequency. The method of claim 3,
The processor samples the measurements on a periodic basis to yield the performance indicators,
And the processor sets the sampling period based on the radiation mode, the radiation direction, and the transmission channel. The method of claim 4, wherein
The performance evaluation index,
Similarity is formed through the difference between the sampled measured value and the reference value,
And an accuracy is formed through an average value in the total observation period according to the difference between the sampled measured value and the reference value. The method of claim 5,
The performance evaluation index,
A performance evaluation index α for determining the proximity between the reference value and the sampled measurement value and calculating the similarity; And
A performance evaluation index for calculating the accuracy based on an average of the reference value and the sampled measurement value

Detection performance analysis apparatus comprising at least one. The method of claim 6,
The detection performance analysis apparatus further includes a storage unit for storing the reference value, the measured value, the performance evaluation index and the inspection history in a database,
The storage unit further comprises a performance evaluation criteria indicating the evaluation criteria of the performance of detecting the object of the active sound detection equipment. The method of claim 7, wherein
The processor further includes an analysis unit for comparing and analyzing the performance evaluation criteria and the value of the calculated performance evaluation index,
The analysis unit detects the detection performance, characterized in that for separating the active sound detection equipment according to the detection performance through the detection performance analysis results. The method of claim 8,
The detection performance analysis apparatus further includes a control unit,
The control unit transmits a control command received from the input unit to the display unit, the analysis unit, the storage unit and the interlocking unit,
Delivering a control command for controlling the active sound detection equipment through the interlocking unit, and transmits the result to the storage unit,
And controlling the information of the storage unit to utilize the analysis unit, and transferring the detection performance analysis result analyzed by the analysis unit to the display unit and the storage unit. In the detection performance analysis method for analyzing the detection performance of the active sound detection equipment for detecting objects using sound waves,
Interworking with the active sound detection equipment;
Receiving a control command for controlling the active sound detection device;
A performance evaluation index indicating the performance of detecting the object by converting the sound wave measurement value measured by the active sound detection equipment in relation to the object into an electrical signal, and comparing the converted electrical signal with a predefined reference value. Calculating; And
And providing a control response according to the control command, a performance evaluation index of the calculated electrical signal, and a detection performance analysis result through a user interface. The method of claim 10,
The receiving of the control command may include setting a radiation mode, a radiation direction, and a transmission channel for the emission of the transmission signal upon receiving the transmission signal control command of the active sound detection device.
Distinguish the radiation mode for the emission of the transmission signal for each frequency,
The radial direction is 0 degrees. Detection performance analysis method characterized in that formed in at least one orientation of 90 degrees or 270 degrees. The method of claim 10,
Computing the performance evaluation measurement index of the electrical signal,
Sampling the measured value for each unit time period;
Calculating the performance evaluation index based on the reference value and the sampled measurement value;
Generating a performance evaluation criterion of the electric signal for evaluating the detection performance of the active sound detection equipment; And
Compiling the detection performance evaluation results of the active sound detection equipment; detection performance analysis method comprising a. The method of claim 12,
The synthesizing of the performance evaluation result may include comparing the performance evaluation index with the performance evaluation criterion of the electric signal to synthesize detection performance of the active sound detection device to derive a detection performance analysis result. .

Images