TWI810882B - Skin detection and judgment system and its operation method - Google Patents

Abstract

A skin detection and judgment system includes a signal detection device and a signal processor. The signal detection device has a skin detection module. When the skin detection module contacts the skin of the body part of the user, the skin detection module sends a detection signal to the skin of the body part, and the user can use The skin detection and judging system obtains the first feedback signal of the skin before maintenance, and detects the second feedback signal of the skin after maintenance, when the signal processor receives the first feedback signal and the second feedback signal from the signal detection device When feeding back the signal, the signal processor analyzes and calculates the first feedback signal and the second feedback signal to generate a skin difference data, so that the user can know whether the skin can be obviously improved after maintenance. And a skin detection operation method is also disclosed here.

Description

Skin detection and judgment system and its operation method

The invention is related to detection technology, in particular to a skin detection and judgment system and its operating method.

Modern people attach great importance to personal beauty care and skin conditioning. Most women want their skin to be smooth, tender and elastic. There are many skin care products on the market that can provide users with skin care products that target the skin’s deficiencies. Proper maintenance can effectively improve skin quality.

Since each person's skin quality is different, each skin care product has different effects on skin care. Therefore, skin testing equipment has been developed to detect individual skin. Generally speaking, skin testing equipment is a professional beauty equipment that needs to be Beauty institutions or skin specialist hospitals conduct testing by professionals. For consumers, professional skin testing is relatively expensive.

Of course, there are currently small skin detectors on the market for consumers to choose from. Among them, the small skin detector can provide consumers with a preliminary understanding of personal skin characteristics at the moment of skin detection, so that consumers can properly maintain their skin in skin care. Choose the right skin care products.

However, the traditional small skin detector can only display the parameters of skin detection, and cannot judge the difference between the user's skin care before and after skin care, so that consumers cannot accurately know the effectiveness of skin care work.

In view of this, the purpose of the present invention is to provide a skin detection and judgment system and its operation method, which can compare the difference between the detection parameters of the skin before and after maintenance, so that the user can know whether the skin can be significantly improved after maintenance. get better.

In order to achieve the above purpose, the skin detection and judgment system provided by the present invention includes a signal detection device and a signal processor. The signal detection device has a skin detection module for detecting the skin of a body part of a user. When the skin detection module touches the skin of the body part, the skin detection module will Send a detection signal to obtain a first feedback signal, and when the skin detection module touches the skin of the body part again, the skin detection module can obtain a second feedback signal; the signal processor signal is connected to the The signal detection device is used to analyze and process the first feedback signal and the second feedback signal. The signal processor has a control module, a signal analysis module and a calculation module. The control module is electrically connected to the signal The analysis module and the calculation module, when the signal processor receives the first feedback signal and the second feedback signal from the signal detection device, the signal analysis module analyzes the first feedback signal and generates A first skin parameter, and analyzing the second feedback signal to generate a second skin parameter, the calculation module compares the first skin parameter with the second skin parameter to obtain a physiological difference data .

Another embodiment of the present invention provides an operation method using the aforementioned skin detection and judgment system, which includes the following steps: Step S1, contacting the skin detection module to the skin of the body part, so that the skin detection module touches the skin of the body part The skin sends out the detection signal, and first obtains the first feedback signal; step S2, when the user uses the signal detection device again and touches the skin detection module to the skin of the body part, the skin detection module obtain the second feedback signal; and Step S3, when the signal processor receives the first feedback signal and the second feedback signal from the signal detection device, the signal analysis module analyzes the first feedback signal and generates the first skin parameter, and analyzing the second feedback signal to generate the second skin parameter, the calculation module compares the first skin parameter with the second skin parameter to obtain the physiological difference data.

The effect of the present invention is that the skin detection and judgment system of the present invention and its operating method can provide the user with the skin parameters of the skin of body parts, and the signal processor can compare the first skin parameters and the second skin parameters of the secondary detection. By comparing the differences, the user can know whether the skin can be significantly improved before and after the maintenance, so that the user can accurately select the appropriate skin care products for skin care according to the individual skin type.

〔this invention〕

10: Signal detection device

11: Skin detection module

111: detection unit

112: Detection electrode

12: Shell

121: contact surface

13: Battery module

14: Signal transmission module

15: Current output module

151: output electrode

20: Signal processor

21: Control module

22: Signal analysis module

221: Comparison table unit

222: Analysis unit

23: Database

24: Calculation module

241: Humidity degree data processing unit

242: Oil output data processing unit

243: Water tenderness data processing unit

25: Skin care suggestion module

30: Conductive film cloth

31: conductive surface

311: Conductive circuit

32: Receive electrode

L: central axis

S1~S4, P1: steps

Fig. 1 is a schematic structural diagram of the skin detection and judgment system of the first preferred embodiment of the present invention.

Fig. 2 is a bottom view of the signal detection device in the skin detection and judgment system of the first preferred embodiment of the present invention.

Fig. 3 is a functional block diagram of the signal detection device in the skin detection and judgment system of the first preferred embodiment of the present invention.

Fig. 4 is a functional block diagram of a signal processor in the skin detection and judgment system of the first preferred embodiment of the present invention.

FIG. 4A is a functional block diagram of the signal analysis module of the first preferred embodiment of the present invention.

Fig. 4B is a functional block diagram of the calculation module of the first preferred embodiment of the present invention.

Fig. 5 is a schematic diagram showing the skin difference results displayed by the skin detection and judgment system according to the first preferred embodiment of the present invention.

Fig. 6 is a schematic structural diagram of the signal detection device and the conductive film cloth in the skin detection and judgment system according to the second preferred embodiment of the present invention.

Fig. 7 is a flow chart of the steps of the skin detection operation method according to the third preferred embodiment of the present invention.

Fig. 8 is a flow chart of the steps of the skin detection operation method according to the fourth preferred embodiment of the present invention.

In order to illustrate the present invention more clearly, preferred embodiments are given and detailed descriptions are given below in conjunction with drawings. Please refer to FIG. 1 to FIG. 4 , the skin detection and judgment system provided by the first preferred embodiment of the present invention includes a signal detection device 10 and a signal processor 20 .

The signal detection device 10 is a portable type, and the signal detection device 10 has a skin detection module 11 for detecting the skin of a body part of a user, wherein the skin of the body part may include facial skin , abdominal skin, buttocks skin, chest skin, when the skin detection module 11 contacts the skin of the body part, the skin detection module 11 sends a detection signal to the skin of the body part, and obtains a first feedback signal, and when the skin detection module 11 touches the skin of the body part again, the skin detection module 11 can obtain a second feedback signal.

To further illustrate, as shown in Figures 1 to 3, the signal detection device 10 has a housing 12, the bottom side of the housing 12 has a flat contact surface 121 (see Figure 2), the skin detection module 11 includes There is a detection unit 111 and two detection electrodes 112, the detection unit 111 is electrically connected to the two detection electrodes 112, the two detection electrodes 112 are exposed on the contact surface 121 of the signal detection device 10, and the signal detection The device 10 further has a battery module 13 inside the housing 12, and the battery module 13 is electrically connected to the skin detection module 11 to provide the required power for the skin detection module 11; in actual use , is to stick the contact surface 121 of the signal detection device 10 on the skin of the body part, and at this time, the two detection electrodes 112 of the skin detection module 11 respectively touch the Paste on the skin of the body part, when the two detection electrodes 112 touch the skin of the body part, the detection unit 111 generates the detection signal through the two detection electrodes 112, and the detection unit 111 detects the detection signal of the two detection electrodes 112 The voltage between the two contact points of the skin of the body part obtains the first feedback signal and the second feedback signal respectively.

The signal processor 20 is connected to the signal detection device 10, and the signal processor 20 is used to analyze and process the first feedback signal and the second feedback signal, as shown in Figure 1 and Figure 3, the signal processor 20 is Built in a terminal communication device, the terminal communication device can be a smart mobile device or a computer, but not limited thereto; the signal detection device 10 has a signal transmission module 14, and the signal transmission module 14 is electrically Linked with the skin detection module 11, the signal transmission module 14 can be wirelessly connected with a signal receiving module (not shown) of the signal processor 20 by using bluetooth or network.

But in another embodiment, the signal processor 20 can be installed in the signal detection device 10, as long as the skin detection module 11 can transmit the first feedback signal and the second feedback signal to the signal processing The device 20 can perform analysis and processing.

The signal processor 20 has a control module 21, a signal analysis module 22, a database 23 and a calculation module 24, the control module 21 is electrically connected to the signal analysis module 22, the database 23 and The calculation module 24, when the signal processor 20 receives the first feedback signal and the second feedback signal from the signal detection device 10, the signal analysis module 22 analyzes the first feedback signal and generates A first skin parameter, and analyzing the second feedback signal to generate a second skin parameter, further description, the signal analysis module 22 has a comparison table unit 221 and an analysis unit 222, the comparison table unit 221 A skin oil-water value comparison table is established, and the analysis unit 222 respectively analyzes the first feedback signal and the second feedback signal according to the skin oil-water value comparison table, and obtains the first skin parameter and the second skin parameter correspondingly.

As shown in Table 1 below, the skin oil-water value comparison table has a voltage reference sequence, a skin moisture reference sequence, a skin oil output reference sequence, and a skin tenderness reference sequence. The voltage reference sequence is preset with A plurality of voltage signal interval values, in this embodiment, the voltage reference sequence is between 0.01V and 3V, and these voltage signal interval values are divided into 0.05 value intervals, wherein the minimum voltage signal interval value is 0.01V~0.05V, The maximum voltage signal range is 2.95V~3.00V. If the voltage signal exceeds 3V, it means that the skin is too wet. It may be that there is a lot of water left on the skin, such as sweat. It is recommended to dry the skin or wait for 5~10 minutes before doing it. Detection; the skin moisturizing degree reference series sets a skin moisturizing degree reference value according to the voltage signal interval values, and the skin oil production reference series sets a skin oil production reference value according to the voltage signal interval values. The water tenderness reference sequence sets a skin water tenderness reference value correspondingly according to the interval values of the voltage signals.

In addition, refer to the following table 1, the voltage reference series is set with multiple skin state judgment ranges, and the skin oil and water value comparison table has a column for judging the degree of skin moisture, a column for judging the amount of oil output of the skin, and a field for judging the degree of skin tenderness Judgment column, the skin moisture level judgment column is set with a skin moisture level state corresponding to each state judgment range; the skin oil output judgment field is set with a skin oil output state for each state judgment range; the skin tenderness The judging field corresponds to each state judging range to set a skin tenderness state; for example, when the skin state judging range is between 0.01V~0.7V, the skin moisturizing judging field shows "moist skin quality" The skin moisture level status of the skin, the skin oil output judgment column shows the skin oil production status of "dry skin", and the skin tenderness judgment column shows the skin tenderness status of "soft skin texture".

However, in other embodiments, the column items of the skin oil-water value comparison table can be adjusted according to requirements, as long as a variety of testing items can be provided.

Table 1 is the comparison table of skin oil and water values in this embodiment

The database 23 is used for storing the first feedback signal and the second feedback signal received by the signal processor 20. When the signal processor 20 receives the first feedback signal and the second feedback signal, the signal analysis The module 22 retrieves the first feedback signal and the second feedback signal from the database 23, and the analysis unit 222 first judges that the first feedback signal falls in one of the voltages of the voltage reference series according to the skin oil-water value comparison table. Signal interval value, and corresponding to the skin moisture level reference sequence, the skin oil output reference sequence and the skin tenderness reference sequence in the skin oil-water value comparison table to obtain a first skin moisture level parameter, a first skin moisture level reference sequence A skin oil output parameter and a first skin tenderness parameter correspond to the skin moisture level judging column, the skin oil output judging column and the skin oil water value comparison table. The judging field of skin tenderness presents a first skin state item.

In addition, the analysis unit 222 judges according to the skin oil-water value comparison table that the second feedback signal falls in another voltage signal interval value of the voltage reference sequence, and corresponds to the skin moisture level reference sequence in the skin oil-water value comparison table. , the skin oil output reference sequence and the skin tenderness reference sequence respectively obtain a second skin moisture retention parameter, a second skin oil output parameter and a second skin tenderness parameter, and simultaneously correspond to the skin In the oil-water value comparison table, the column for judging the degree of skin moisture, the column for judging the amount of oil produced by the skin, and the column for judging the degree of skin tenderness present a second skin condition item, and then the first skin condition produced by judging The parameter of moisture retention, the first parameter of skin oil production, the first parameter of skin tenderness, the second parameter of skin moisture, the second parameter of skin oil production and the second parameter of skin tenderness are stored in the Database 23.

For example, when the analysis unit 222 judges that the first feedback signal is 1.96V, the analysis unit 222 judges that the first feedback signal falls within the voltage signal interval value of 1.95V~2.0V according to the skin oil-water value comparison table, At this time, the value of the voltage signal range of 1.95V~2.0V is correspondingly obtained in the skin moisture level reference array. The first skin moisture level parameter is 60, and the skin tenderness judgment field shows "slightly dry skin" The state of skin moisturizing degree; and the voltage signal range value of 1.95V~2.05V corresponds to the first skin oil output parameter obtained in the skin oil output reference array as 40, and the skin oil output judgment column shows " Slightly oily skin" skin oil output state, and the voltage signal interval value of 1.95V~2.0V correspondingly obtained in the skin tenderness reference array. The first skin tenderness parameter is 70, and the skin tenderness The tenderness judgment column shows the skin tenderness status of "rough skin".

Next, when the analysis unit 222 judges that the second feedback signal is 1.76V, the analysis unit 222 judges that the first feedback signal falls within the voltage signal interval value of 1.75V~1.80V according to the skin oil-water value comparison table. 1.75V~1.80V voltage signal interval value Correspondingly, the second skin moisture degree parameter obtained in the skin moisture degree reference array is 62, and the skin moisture degree judging column shows the skin moisture degree state of "general skin quality"; and the 1.75V~1.80V The interval value of the voltage signal corresponds to the first skin oil output parameter obtained in the skin oil output reference array as 39, and the skin oil output judgment column shows the skin oil output state of "general skin quality", And the voltage signal interval value of 1.75V~1.80V correspondingly obtains the first skin tenderness parameter in the skin tenderness reference array as 69, and the skin tenderness judgment column shows "general skin quality" skin moisture status.

As shown in Figures 4 to 5, the calculation module 24 compares and calculates the first skin parameter and the second skin parameter to obtain a physiological difference data. In this embodiment, the calculation module 24 has A moisture level data processing unit 241, an oil output data processing unit 242, and a water tenderness data processing unit 243, the moisture level data processing unit 241 retrieves the first skin moisture level parameter and the second skin moisture level parameter from the database 23 Two parameters of skin moisturizing degree, and calculate the difference between the first skin moisturizing degree parameter and the second skin moisturizing degree parameter to generate a difference data of skin moisturizing degree; the oil production data processing unit 242 retrieves from the database 23 Take the first skin oil output parameter and the second skin oil output parameter, and calculate the difference between the first skin oil output parameter and the second skin oil output parameter to generate a skin oil output difference data; the tenderness data processing unit 243 retrieves the first skin tenderness parameter and the second skin tenderness parameter from the database 23, and calculates the first skin tenderness parameter and the second skin tenderness parameter The difference value of the water tenderness parameter to generate a skin water tenderness difference data, and the terminal communication device can present the skin moisture content difference data, the skin oil production difference data and the skin water tenderness difference data (see figure 5).

As shown in Figure 4, the signal processor 20 includes a skin care suggestion module 25 electrically connected to the control module 21, the skin care suggestion module 25 stores a plurality of maintenance suggestion information, and the skin care suggestion module 25 can be used according to the different data of the skin's moisture level, the skin's The oil production difference data and the skin tenderness difference data are comprehensively evaluated, and one of the maintenance suggestion information that matches is given back.

In other embodiments, the skin care suggestion module 25 can be omitted, and it is sufficient that the signal processor 20 can present skin difference data.

In this way, the skin detection and judgment system of the present invention can provide the user with the skin parameters of the body part skin detection, and the signal processor 20 can compare the difference between the first skin parameter and the second skin parameter detected twice, and provide The user knows whether the skin can be significantly improved before and after the maintenance, so that the user can accurately select the appropriate skin care products for skin care according to the individual skin type.

In addition, the signal analysis module 22 of this embodiment can analyze multiple skin parameters for the moisture, oil and elasticity of the skin, and the skin care suggestion module 25 can also use the skin moisture level difference data among the skin difference data, the skin The oil production difference data and the skin moisture difference data are comprehensively evaluated, and the corresponding maintenance suggestion information is fed back, so that users can better maintain and improve the skin moisture level, skin oil production status and skin tenderness status.

As shown in Figure 6, the skin detection and judgment system provided by the second embodiment of the present invention also includes a conductive film cloth 30, which is used to stick on the skin of the body part, and the signal detection device 10 has A current output module 15, the current output module 15 is electrically connected to the battery module 13, when the current output module 15 contacts the conductive film cloth 30, the current output module 15 can be connected to the conductive film cloth 30 Output a voltage signal.

In the second embodiment, the conductive film cloth 30 is described as an eye mask, but it is not limited thereto. The conductive film cloth 30 can be replaced by a facial mask, pleura or peritoneum and other types; the conductive film cloth 30 There is a conductive surface 31 on one side, and a central axis L is provided on the conductive surface 31, and a conductive circuit 311 is respectively arranged on the two sides of the central axis L, and these conductive circuits 311 are used for transmission. Conducting the voltage signal output by the current output module 15, the conductive film cloth 30 is provided with two receiving electrodes 32, and the two receiving electrodes 32 are located on the conductive surface 31 and are respectively arranged adjacent to the two conductive loops 311 terminal, the current output module 15 has two output electrodes 151, and the two output electrodes 151 are correspondingly combined with the two receiving electrodes 32, wherein the two output electrodes 151 and the two receiving electrodes 32 are magnetically combined together; when When the two output electrodes 151 are combined with the two receiving electrodes 32, each of the output electrodes 151 can output the voltage signal to each of the receiving electrodes 32, and the conductive circuit 311 conducts the voltage signal to the entire conductive film cloth 30 , to promote the conductive film cloth 30 to release the essence, thereby enhancing the maintenance effect of the skin.

But in other embodiments, the conductive film cloth 30 can be replaced by a general facial mask or skin care product, as long as it can provide skin care.

The third embodiment of the present invention describes the operation method realized by using the above-mentioned skin detection and judgment system. Please refer to Fig. 7, the skin detection operation method includes the following steps:

Step S1 , contact the skin detection module 11 with the skin of the body part of the user, so that the skin detection module 11 sends the detection signal to the skin of the body part, and obtains the first feedback signal first.

Step S2, when the user uses the signal detection device 10 again and touches the skin detection module 11 to the skin of the body part, the skin detection module 11 obtains the second feedback signal.

Step S3, when the signal processor 20 receives the first feedback signal and the second feedback signal from the signal detection device 10, the signal analysis module 22 analyzes the first feedback signal and generates the first feedback signal skin parameters, and analyze the second feedback signal to generate the second skin parameters, the calculation module 24 compares the first skin parameters with the second skin parameters to obtain the physiological difference data, especially To illustrate, when the signal processor 20 receives the first feedback signal, the signal analysis module 22 The voltage reference sequence in the comparison table is used to judge that the first feedback signal falls within the voltage signal interval value of the voltage reference sequence, and corresponds to the skin moisture level reference sequence and the skin oil output in the skin oil-water value comparison table The reference sequence and the skin tenderness reference sequence respectively obtain a first skin moisture retention parameter, a first skin oil production parameter and a first skin tenderness parameter; when the signal processor 20 subsequently receives the second When feeding back the signal, the signal analysis module 22 analyzes the second feedback signal according to the skin oil-water value comparison table, and corresponds to the skin moisture level reference sequence, the skin oil output reference sequence and the skin oil-water value comparison table. The skin tenderness reference array respectively obtains a second skin moisture retention parameter, a second skin oil production parameter and a second skin tenderness parameter.

In addition, as shown in Figure 8, the skin detection operation method of the fourth embodiment of the present invention also includes the following steps:

Step P1, the step P1 is located between the step S1 and the step S2, wherein in the step P1, the user sticks a conductive film cloth 30 on the skin, and the current of the signal detection device 10 The output module 15 contacts the conductive film cloth 30, so that the current output module 15 can output a voltage signal to the conductive film cloth 30, so as to promote the release of the essence from the conductive film cloth 30, thereby enhancing the conductive film cloth 30 to the conductive film cloth. Body parts skin maintenance effect.

Step S4, the step S4 is after the step S3, wherein in the step S4, the skin care suggestion module 25 of the signal processor 20 can be based on the skin moisture difference data, the skin oil output difference data and the Comprehensively evaluate the difference data of skin tenderness, and give back the corresponding maintenance suggestion information.

However, in other embodiments, the conductive film cloth 30 in the step P1 can be replaced with a general facial mask or skin care product, as long as it can provide skin care; the step S4 can be adjusted or omitted according to the operation requirements.

Through the design of the present invention, the skin detection and judgment system of the present invention and its operating method The method can provide the user with the skin parameters of detecting the skin of the body part, and the signal processor 20 can compare the difference between the first skin parameter and the second skin parameter of the second detection, so that the user can know the skin parameters before maintenance. Whether it can be significantly improved after maintenance, so that users can more accurately select suitable skin care products for skin care according to their personal skin quality.

In addition, the signal analysis module 22 of this embodiment can perform multiple analyzes on the moisture, oil and elasticity of the skin, and the skin care suggestion module 25 can also use the skin moisture difference data, skin oil output The difference data and the skin moisture difference data are comprehensively evaluated, and the corresponding maintenance suggestion information is fed back, so that users can better maintain and improve the skin moisture level, skin oil production status and skin tenderness status.

The above description is only a preferred feasible embodiment of the present invention, and all equivalent changes made by applying the description of the present invention and the scope of the patent application should be included in the scope of the patent of the present invention.

10: Signal detection device

12: Shell

20: Signal processor

Claims (15)

A skin detection and judgment system, comprising: a signal detection device having a skin detection module for detecting the skin of a body part of a user, when the skin detection module touches the skin of the body part, the skin The detection module sends a detection signal to the skin of the body part to obtain a first feedback signal, and when the skin detection module touches the skin of the body part again, the skin detection module can obtain a second feedback signal; and a signal processor, the signal is connected to the signal detection device for analyzing and processing the first feedback signal and the second feedback signal, the signal processor has a control module, a signal analysis module and a calculation module set, wherein the control module is electrically connected to the signal analysis module and the calculation module, when the signal processor receives the first feedback signal and the second feedback signal from the signal detection device, the signal analysis The module analyzes the first feedback signal to generate a first skin parameter, and analyzes the second feedback signal to generate a second skin parameter, and the calculation module combines the first skin parameter with the second skin parameter The parameters are compared and calculated to obtain a physiological difference data; wherein, the signal analysis module has a comparison table unit and an analysis unit, and a skin oil and water value comparison table is built in the comparison table unit, and the analysis unit is used to base The skin oil-water value comparison table analyzes the first feedback signal and the second feedback signal respectively, and obtains the first skin parameter and the second skin parameter accordingly; the skin oil-water value comparison table has a voltage reference sequence, a skin moisturizing degree reference series, a skin oil output reference series and a skin tenderness reference series, the voltage reference series is preset with a plurality of voltage signal interval values, the skin moisture reference series is set correspondingly according to the voltage signal interval values There is a reference value of skin moisturizing degree, the skin oil output reference sequence is set according to the voltage signal interval value, and a skin oil output reference value is set correspondingly, the skin tenderness reference sequence is corresponding to the voltage signal interval value A reference value for skin tenderness should be set. The skin detection and judgment system as described in Claim 1, wherein the skin detection module includes a detection unit and two detection electrodes, the detection unit is electrically connected to the two detection electrodes, and when the two detection electrodes touch the body When the skin is on the body part, the detection unit generates the detection signal through the two detection electrodes, and the detection unit detects the voltage between the two detection electrodes on the two contact points of the skin on the body part, and obtains the first feedback signal and the the second feedback signal. The skin detection and judgment system as described in Claim 1, wherein the signal processor includes a database electrically connected to the control module for storing the first feedback signal and the second feedback signal received by the signal processor , when the signal processor receives the feedback signals the first feedback signal and the second feedback signal, the analysis unit retrieves the first feedback signal and the second feedback signal from the database, and the analysis unit first according to the The skin oil-water value comparison table judges that the first feedback signal falls in one of the voltage signal interval values of the voltage reference sequence, and corresponds to the skin moisture level reference sequence and the skin oil output reference sequence in the skin oil-water value comparison table Obtain a first skin moisture retention parameter, a first skin oil output parameter and a first skin tenderness parameter respectively from the reference series of skin tenderness, and the analysis unit then judges according to the skin oil-water value comparison table The second feedback signal falls within another voltage signal interval value of the voltage reference series, and corresponds to the skin moisture level reference series, the skin oil output reference series and the skin suppleness in the skin oil-water value comparison table The degree reference sequence respectively obtains a second skin moisture degree parameter, a second skin oil production parameter and a second skin tenderness parameter, and the first skin moisture degree parameter, the first skin oil production parameter, The first skin tenderness parameter, the second skin moisture retention parameter, the second skin oil production parameter and the second skin tenderness parameter are stored in the database. The skin detection and judgment system as described in claim 3, wherein the voltage reference sequence is set with multiple skin state judgment ranges, and the skin oil and water value comparison table has a skin A field for judging the degree of moisture retention, a field for judging the amount of skin oil output, and a field for judging the degree of skin tenderness. The field for judging the degree of skin moisture is corresponding to each state judgment range. Each state judgment range of the field is set with a skin oil output state; the skin tenderness judgment field is set with a skin tenderness state corresponding to each state judgment range. The skin detection and judgment system as described in claim 4, wherein when the signal processor receives the first feedback signal and the second feedback signal, the analysis unit first judges that the first feedback signal corresponds to It falls in one of the state judgment ranges of the voltage reference series, and corresponds to the judging column of the skin moisture level, the judging column of the oil output of the skin and the judging column of the skin tenderness in the skin oil-water value comparison table A first skin state item is presented, and the analysis unit judges that the second feedback signal corresponds to another state judgment range of the voltage reference sequence according to the skin oil-water value comparison table, and corresponds to the skin oil-water value comparison table. The column for judging the degree of moisture retention of the skin, the column for judging the amount of oil produced by the skin, and the column for judging the degree of skin tenderness present a second skin condition item. The skin detection and judgment system as described in claim 3, wherein the calculation module has a data processing unit of moisture content, a data processing unit of oil output, and a data processing unit of water tenderness, and the data processing unit of moisture content is obtained from the data The library extracts the first skin moisture level parameter and the second skin moisture level parameter, and calculates the difference value between the first skin moisture level parameter and the second skin moisture level parameter to generate a skin moisture level difference data; the The oil output data processing unit extracts the first skin oil output parameter and the second skin oil output parameter from the database, and calculates the first skin oil output parameter and the second skin oil output parameter difference value to generate skin oil production difference data; the tenderness data processing unit retrieves the first skin tenderness parameter and the second skin tenderness parameter from the database, and calculates the first skin tenderness parameter The difference between the tenderness parameter and the second skin tenderness parameter to generate a skin tenderness difference data. The skin detection and judgment system as described in claim 6, wherein the signal processor includes a skin care suggestion module electrically connected to the control module, the skin care suggestion module stores a plurality of maintenance suggestion information, and the skin care suggestion module The suggestion module can conduct a comprehensive evaluation based on the data of the difference in skin moisture retention, the data of the difference in the amount of oil produced by the skin, and the data of the difference in skin tenderness, and return one of the matching maintenance suggestion information. A skin detection and judgment system, comprising: a signal detection device having a skin detection module for detecting the skin of a body part of a user, when the skin detection module touches the skin of the body part, the skin The detection module sends a detection signal to the skin of the body part to obtain a first feedback signal, and when the skin detection module touches the skin of the body part again, the skin detection module can obtain a second feedback Signal; a signal processor, the signal is connected to the signal detection device for analyzing and processing the first feedback signal and the second feedback signal, the signal processor has a control module, a signal analysis module and a calculation module , wherein the control module is electrically connected to the signal analysis module and the calculation module, when the signal processor receives the first feedback signal and the second feedback signal from the signal detection device, the signal analysis module The group analyzes the first feedback signal to generate a first skin parameter, and analyzes the second feedback signal to generate a second skin parameter, and the calculation module combines the first skin parameter with the second skin parameter Perform comparison calculations to obtain a physiological difference data; and a conductive film cloth, the conductive film cloth is used for sticking on the skin of the body part, the signal detection device has a current output module, when the current output module When the group contacts the conductive film cloth, the current output module can output a voltage signal to the conductive film cloth, wherein the conductive film cloth has a conductive surface, the conductive surface has a central axis, and the conductive surface is in the middle The two ends of the axis are respectively provided with a conductive loop, and these conductive loops are used to conduct the current output by the current output module. pressure signal. The skin detection and judgment system as described in Claim 8, wherein the conductive film is provided with two receiving electrodes, the two receiving electrodes are located on the conductive surface, and the two receiving electrodes are respectively arranged at the adjacent ends of the two conductive loops , the current output module has two output electrodes, the two output electrodes and the two receiving electrodes are combined with each other, each of the output electrodes can output the voltage signal to each of the receiving electrodes, and the conductive loop conducts the voltage signal to The entire conductive film cloth. An operation method using the skin detection and judgment system described in Claim 1 or 8, comprising the following steps: Step S1, contacting the skin detection module to the skin of the body part, making the skin detection module contact the body part The skin sends out the detection signal, and first obtains the first feedback signal; step S2, when the user uses the signal detection device again and touches the skin detection module to the skin of the body part, the skin detection module Obtain the second feedback signal; and step S3, when the signal processor receives the first feedback signal and the second feedback signal from the signal detection device, the signal analysis module analyzes the first feedback signal And generate the first skin parameter, and analyze the second feedback signal to generate the second skin parameter, the calculation module compares the first skin parameter with the second skin parameter to obtain the physiological difference data. The skin detection operation method as described in claim 10, wherein in the step S3, a skin oil-water value comparison table is built in the signal analysis module, and when the signal processor receives the first feedback signal, the signal The analysis module judges that the first feedback signal falls within a voltage signal interval value of the voltage reference sequence according to a voltage reference sequence in the skin oil-water value comparison table, and corresponds to a skin moisture level in the skin oil-water value comparison table A reference sequence, a reference sequence of skin oil production and a reference sequence of skin tenderness are obtained respectively A first parameter of skin moisture retention, a first parameter of skin oil output, and a first parameter of skin tenderness. The skin detection operation method as described in claim 11, wherein in the step S3, when the signal processor receives the second feedback signal, the signal analysis module analyzes the second feedback signal according to the skin oil-water value comparison table , and corresponding to the reference series of skin moisturizing degree, the reference series of skin oil output and the reference series of skin tenderness in the skin oil-water value comparison table, a second skin moisturizing degree parameter, a second skin output Oil quantity parameter and a second skin tenderness parameter. The skin detection operation method as described in Claim 12, wherein in the step S3, the calculation module has a data processing unit for the degree of moisture, a data processing unit for oil output, and a data processing unit for the degree of water tenderness, the degree of moisture The data processing unit calculates the difference between the first skin moisture level parameter and the second skin moisture level parameter to generate a skin moisture level difference data; the oil output data processing unit calculates the first skin oil output parameter and the The difference value of the second skin oil output parameter to generate a skin oil output difference data; the tenderness data processing unit calculates the difference value between the first skin tenderness parameter and the second skin tenderness parameter, In order to generate a difference data of skin tenderness. The skin detection operation method described in claim 13 includes step S4 after the step S3, one of the skin care suggestion modules of the signal processor can be based on the difference data of the skin moisture content, the difference data of the skin oil output and The skin tenderness difference data is comprehensively evaluated, and a corresponding maintenance suggestion information is given back. According to the skin detection operation method described in claim 10, step P1 is included between the step S1 and the step S2, the user sticks a conductive film cloth on the skin of the body part, and the signal detection device One of the current output modules contacts the conductive film cloth, so that the current output module can output a voltage signal to the conductive film cloth, so as to promote the conductive film cloth to Body parts skin care.

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