CN210664817U - Signal interpretation device - Google Patents
Signal interpretation device Download PDFInfo
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- CN210664817U CN210664817U CN201921359949.5U CN201921359949U CN210664817U CN 210664817 U CN210664817 U CN 210664817U CN 201921359949 U CN201921359949 U CN 201921359949U CN 210664817 U CN210664817 U CN 210664817U
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- 238000012545 processing Methods 0.000 claims abstract description 47
- 238000012216 screening Methods 0.000 claims abstract description 20
- 230000002159 abnormal effect Effects 0.000 claims abstract description 7
- 238000005259 measurement Methods 0.000 claims description 21
- 230000000630 rising effect Effects 0.000 claims description 17
- 238000012935 Averaging Methods 0.000 claims description 3
- 238000010438 heat treatment Methods 0.000 claims 1
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- 230000036760 body temperature Effects 0.000 description 2
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Abstract
The utility model provides a signal interpretation device, include: a signal input unit for obtaining physical parameters of an object to be detected; the central processing unit is in information connection with the signal input unit and receives the physical parameters, an average operation module, a comparison module and a standard deviation operation module are arranged in the central processing unit, the average operation module averages the physical parameters to obtain an average value, the standard deviation operation module calculates a standard deviation, the comparison module compares the average value with a difference value of each physical parameter and compares each difference value with the standard deviation, and when the difference value is larger than the standard deviation, the physical parameter is abandoned; and the abnormal database stores at least one screening instruction, is in information connection with the central processing unit and is used for transmitting the screening instruction to the central processing unit so as to control the average operation module, the standard deviation operation module and the comparison module, thereby eliminating the physical parameters deviating from the average value and avoiding the generation of error signals.
Description
Technical Field
The present invention relates to a signal interpretation device, and more particularly to a signal interpretation device of a temperature detector.
Background
Generally, a variety of temperature detecting devices, such as a mercury thermometer, an alcohol thermometer, an infrared thermometer, a resistance thermometer, etc., use the correlation between temperature and physical quantity for measurement, however, when a microprocessor in a temperature detector processes the physical quantity, a calculation error will be caused by the influence of the environment, taking a resistance type or voltage type temperature detecting device as an example, when there is electromagnetic radiation interference in the measuring environment, the accuracy of the detecting device will be affected, and then the value will be misjudged, if the temperature detecting device is applied to measure body temperature, the misjudgment will be caused to the physical condition of a patient, therefore, the correctness of the temperature detecting value is crucial, and therefore, a signal judging device capable of avoiding the generation of a wrong signal is required.
SUMMERY OF THE UTILITY MODEL
The utility model provides a signal interpretation device, its main aim at avoids wrong signal to produce.
To achieve the above object, the signal interpretation device of the present invention comprises:
a signal input unit for obtaining physical parameters of an object to be detected;
the central processing unit is in information connection with the signal input unit and is used for receiving the physical parameters, the central processing unit is internally provided with an average operation module, a comparison module and a standard deviation operation module which are in information connection, the average operation module is used for averaging the physical parameters to obtain an average value, the standard deviation operation module is used for calculating a standard deviation, the comparison module is used for comparing the average value with a difference value of each physical parameter and then comparing each difference value with the standard deviation, and when the difference value is larger than the standard deviation, the physical parameter is abandoned;
the exception database stores at least one screening instruction, is in information connection with the central processing unit and is used for transmitting the screening instruction to the central processing unit so as to control the average operation module, the standard deviation operation module and the comparison module;
and the display unit is in information connection with the central processing unit and is used for displaying the physical parameters which are not discarded.
Therefore, the utility model discloses mainly by screening instruction control in the abnormal database the central processing unit eliminates the physical parameter of skew average value, and then remains and show the physical parameter of not skew average value to reach the mesh of avoiding the wrong signal to produce.
Drawings
Fig. 1 is a schematic diagram of a preferred embodiment of the signal interpretation device of the present invention.
Fig. 2 is a schematic diagram of a first embodiment of the signal interpretation device of the present invention.
Fig. 3 is a schematic diagram of a signal interpretation apparatus according to a second embodiment of the present invention.
Fig. 4 is a schematic diagram of a signal interpretation apparatus according to a third embodiment of the present invention.
Description of the symbols in the drawings:
Standard deviation operation module 23 exception database 30
Temperature rise curve module 51 and comparison module 52
Standard deviation operation module 64 warning unit 80
Detailed Description
The technical solution of the present invention will be described clearly and completely below, and it should be understood that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The first embodiment of the signal interpretation device of the present invention, as shown in fig. 1 and 2, comprises:
the signal input unit 10 is used for obtaining physical parameters of the object to be detected, such as a resistance value, a voltage value, etc., in an embodiment, the input signal unit 10 may be a thermistor, a thermocouple, etc., but is not limited thereto;
a central processing unit 20 in information connection with the signal input unit 10, the central processing unit 20 being configured to receive the physical parameters measured by the signal input unit 10 and perform subsequent analysis and judgment, in this embodiment, the central processing unit 20 can receive 20-100 physical parameters within 1 second, but not limited thereto, the central processing unit 20 has an average operation module 21, a comparison module 22 and a standard deviation operation module 23 in information connection, the average operation module 21 is configured to average a plurality of physical parameters to obtain an average value, the standard deviation operation module 23 is configured to calculate a standard deviation from the plurality of physical parameters, the comparison module 22 is configured to compare the difference between the average value and each physical parameter and compare each difference value with the standard deviation, and when the difference value is greater than the standard deviation, the physical parameter is eliminated;
an abnormal database 30 for storing at least one screening instruction, wherein the abnormal database 30 is in information connection with the central processing unit 20 and is used for transmitting the screening instruction to the central processing unit 20, the screening instruction is used for controlling an average operation module 21, a standard deviation operation module 23 and a comparison module 22, so that the average operation module 21 averages a plurality of physical parameters to obtain the average value, the standard deviation operation module 23 is controlled to calculate the standard deviation, the comparison module 22 compares the average value with the difference value of each physical parameter, then the difference values are respectively compared with the standard deviation, and when the difference value is greater than the standard deviation, the physical parameter is eliminated;
the display unit 40 is in information connection with the central processing unit 20, and the display unit 40 is used for displaying the average value of the physical parameters which are not removed, wherein the average value of the physical parameters which are not removed is defined as a stable measurement value in the present case.
In this embodiment, the standard deviation value is obtained by the following formula:
SD is standard deviation; n is the number of physical parameters; u is an average value; xi is the first physical parameter;
for example, the signal input unit 10 measures five values within one second, which are 5, 4, 6, 5, and 9, the average value obtained by the operation of the average operation module 21 is 5.8, the standard deviation obtained by the operation of the standard deviation operation module 23 is 1.72, the comparison module 22 compares the above five values with the average value, taking the comparison of the first value 5 with the average value 5.8 as an example, it can be known that the difference value is 0.8, which is smaller than the standard deviation value 1.72, so the value is retained, however, if the comparison of the last value 9 with the average value 5.8 is taken as an example, the difference value is 3.2, which is larger than the standard deviation value 1.72, the data should be eliminated.
Then, the numerical values 5, 4, 6 and 5 which are not eliminated are averaged to obtain an average value of 5, which is a stable measurement value.
Before providing the detailed description, it is noted that in the following description, the components similar to those of the first embodiment are denoted by the same reference numerals, as shown in fig. 1 and 3, and include:
the signal input unit 10 is used for obtaining physical parameters of the object to be detected, such as resistance, voltage, etc., and in an embodiment, the input signal unit 10 may be a thermistor, a thermocouple, etc., but is not limited thereto;
a central processing unit 50 in information connection with the signal input unit 10, the central processing unit 50 is used for receiving the physical parameters measured by the signal input unit 10, and is used for subsequent analysis and judgment, the central processing unit 50 is internally provided with a temperature-rising curve module 51 and a comparison module 52 which are connected by information, the temperature-rising curve module 51 is used for receiving a plurality of physical parameters, when the temperature is still continuously changing but not stable, the temperature rising trend is evaluated to have a plurality of pre-estimated values, the comparing module 52 stores default range values, the comparing module 52 is used for capturing the temperature rising trend and comparing the temperature rising trend with each physical parameter, when the difference value between the pen physical parameter and the estimated value of the temperature rising trend is larger than a preset range value and represents that the pen physical parameter does not accord with the temperature rising trend, discarding the pen physical parameter;
the abnormal database 30 stores at least one screening instruction, the abnormal database 30 is in information connection with the central processing unit 50 and is used for transmitting the screening instruction to the central processing unit 50, the screening instruction controls the temperature rising curve module 51 and the comparison module 52, controls the temperature rising curve module 51 to receive the physical parameters, evaluates the temperature rising trend, controls the comparison module 52 to capture the temperature rising trend to compare with the physical parameters, and removes the physical parameters when the physical parameters do not accord with the temperature rising trend;
a display unit 40 in information connection with the central processing unit 50, the display unit 40 being provided for displaying the physical parameters not to be shaved off.
In this embodiment, the temperature rising tendency is obtained by the following formula:
T＝Tobj＝(1-e^-t/Ct)
t is the temperature measured by the signal input unit; t isobjPredicting a final temperature; t is time; ct is the temperature rise coefficient.
It is worth mentioning that the temperature rise coefficient refers to the rate of change of the temperature of the substance, the temperature rise trend is estimated by the temperature rise coefficient, and the predicted final temperature is a numerical value estimated by the estimation of the temperature rise coefficient;
before providing the detailed description, it is noted that in the following description, the components similar to those of the first embodiment are denoted by the same reference numerals, as shown in fig. 1 and 4, and include:
the signal input unit 10 is used for obtaining physical parameters of the object to be detected, such as a resistance value, a voltage value, etc., and in an embodiment, the input signal unit 10 may be a thermistor, a thermocouple, etc., but is not limited thereto;
a central processing unit 60 in information connection with the signal input unit 10, the central processing unit 60 is used for receiving a plurality of physical parameters measured by the signal input unit 10 and performing subsequent analysis and judgment, the central processing unit 60 is provided with a stability measurement value module 61, an average operation module 62, a comparison module 63, a standard deviation operation module 64 in information connection, the stability measurement value module 61 is used for receiving a plurality of physical parameters in a short time, in the embodiment, 20 to 100 physical parameters can be obtained within 1 second, but not limited to this, and the average value and the standard deviation value of the physical parameters are obtained, the average value and the difference value of each physical parameter are compared, the difference value is compared with the standard deviation, when the difference value is greater than the standard deviation, the physical parameter is removed, and finally the physical parameters which are not removed are averaged to obtain a stability measurement value, the content and formula executed by the stable measurement value module 61 are the same as those in the first embodiment, and therefore are not described in detail below;
the average operation module 62 and the standard deviation operation module 64 respectively capture a plurality of stable measurement values to obtain an average value and a standard deviation of the stable measurement values, the average operation module 62 is used for averaging the plurality of stable measurement values to obtain the average value, the standard deviation operation module 64 is used for calculating the standard deviation from the plurality of stable measurement values, the comparison module 63 is used for comparing the difference value between the average value and each stable measurement value and comparing each difference value with the standard deviation, and when the difference value is greater than the standard deviation, the stable measurement values are eliminated;
the anomaly database 30 stores at least one screening instruction, the anomaly database 30 is in information connection with the central processing unit 60 and is used for transmitting the screening instruction to the central processing unit 60, so that the screening instruction controls the average operation module 62, the standard deviation operation module 64 and the comparison module 63, the standard deviation operation module 64 is controlled to calculate the standard deviation, the comparison module 63 is used for comparing the average value with the difference value of each stable measurement value and comparing each difference value with the standard deviation, and when the difference value is larger than the standard deviation, the stable measurement value is eliminated.
A display unit 40 in information connection with the central processing unit 10, the display unit 40 being provided for displaying the stable measurement values not shaved off.
In a preferred embodiment of the present invention, a warning unit 80 is further provided, the warning unit 80 is in communication with the cpu 20, 50, 60, and when the unremoved physical parameter value or the stable measured value is higher than a default value of the warning unit 80, the warning unit 80 issues an alarm to notify the user that the body temperature is too high.
In summary, the above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (5)
1. A signal interpretation apparatus, comprising:
a signal input unit for obtaining physical parameters of an object to be detected;
the central processing unit is in information connection with the signal input unit and is used for receiving the physical parameters, the central processing unit is internally provided with an average operation module, a comparison module and a standard deviation operation module which are in information connection, the average operation module is used for averaging the physical parameters to obtain an average value, the standard deviation operation module is used for calculating a standard deviation, the comparison module is used for comparing the average value with a difference value of each physical parameter and then comparing each difference value with the standard deviation, and when the difference value is larger than the standard deviation, the physical parameter is abandoned;
the exception database stores at least one screening instruction, is in information connection with the central processing unit and is used for transmitting the screening instruction to the central processing unit so as to control the average operation module, the standard deviation operation module and the comparison module;
and the display unit is in information connection with the central processing unit and is used for displaying the physical parameters which are not discarded.
2. A signal interpretation apparatus, comprising:
a signal input unit for obtaining physical parameters of an object to be detected;
the central processing unit is in information connection with the signal input unit and is used for receiving the physical parameters, the central processing unit is internally provided with a temperature rising curve module and a comparison module which are in information connection, the temperature rising curve module is used for receiving a plurality of physical parameters and evaluating the temperature rising trend, the comparison module is used for capturing the temperature rising trend and comparing the temperature rising trend with each physical parameter, and when the physical parameters do not accord with the temperature rising trend, the physical parameters are abandoned;
the abnormal database stores at least one screening instruction, is in information connection with the central processing unit and is used for transmitting the screening instruction to the central processing unit so as to control the heating curve module and the comparison module;
and the display unit is in information connection with the central processing unit and is used for displaying the physical parameters which are not discarded.
3. A signal interpretation apparatus according to claim 1 or 2, further comprising an alarm unit, wherein the alarm unit is in data connection with the cpu, and the alarm unit issues an alarm when the unreliated value of the physical parameter is higher than a default value of the alarm unit.
4. A signal interpretation apparatus, comprising:
a signal input unit for obtaining physical parameters of an object to be detected;
a central processing unit in information connection with the signal input unit, the central processing unit is used for receiving the physical parameters, and is used for subsequent analysis and judgment, the central processing unit is internally provided with a stable measuring value module, an average operation module, a comparison module and a standard deviation operation module which are connected by information, the stable measuring value module is used for receiving the physical parameters, and calculating to obtain stable measurement values, the average calculation module is used for capturing a plurality of stable measurement values to average to obtain an average value, the standard deviation calculation module is used for capturing a plurality of stable measurement values and calculating a standard deviation, the comparison module is used for comparing the difference value between the average value and each stable measurement value, comparing each difference value with the standard deviation, and eliminating the stable measured value when the difference value is greater than the standard deviation;
an anomaly database storing a screening instruction, wherein the anomaly database is in information connection with the central processing unit and is used for transmitting the screening instruction to the central processing unit so as to control the stable measured value module, the average operation module, the comparison module and the standard deviation operation module;
and the display unit is in information connection with the central processing unit and is used for displaying the stable measured value which is not discarded.
5. The apparatus according to claim 4, further comprising an alarm unit, wherein the alarm unit is connected to the CPU, and the alarm unit generates an alarm when the unreliated measured value is higher than a default value of the alarm unit.
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| Application Number | Priority Date | Filing Date | Title |
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| TW108205408 | 2019-05-02 | ||
| TW108205408U TWM584886U (en) | 2019-05-02 | 2019-05-02 | Signal interpretation device |
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| CN210664817U true CN210664817U (en) | 2020-06-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112306814A (en) * | 2020-11-13 | 2021-02-02 | 苏州浪潮智能科技有限公司 | Network card temperature measuring method and device, computer equipment and storage medium |
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- 2019-05-02 TW TW108205408U patent/TWM584886U/en unknown
- 2019-08-21 CN CN201921359949.5U patent/CN210664817U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112306814A (en) * | 2020-11-13 | 2021-02-02 | 苏州浪潮智能科技有限公司 | Network card temperature measuring method and device, computer equipment and storage medium |
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