CN111401917B - Filter element false identification method, water treatment device and computer readable storage medium - Google Patents
Filter element false identification method, water treatment device and computer readable storage medium Download PDFInfo
- Publication number
- CN111401917B CN111401917B CN201811633303.1A CN201811633303A CN111401917B CN 111401917 B CN111401917 B CN 111401917B CN 201811633303 A CN201811633303 A CN 201811633303A CN 111401917 B CN111401917 B CN 111401917B
- Authority
- CN
- China
- Prior art keywords
- filter element
- pattern
- fake
- image
- identification pattern
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000000034 method Methods 0.000 title claims abstract description 41
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 38
- 238000012795 verification Methods 0.000 claims abstract description 24
- 238000010586 diagram Methods 0.000 description 14
- 230000006870 function Effects 0.000 description 5
- 238000013475 authorization Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004590 computer program Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06Q—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES; SYSTEMS OR METHODS SPECIALLY ADAPTED FOR ADMINISTRATIVE, COMMERCIAL, FINANCIAL, MANAGERIAL OR SUPERVISORY PURPOSES, NOT OTHERWISE PROVIDED FOR
- G06Q30/00—Commerce
- G06Q30/018—Certifying business or products
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K17/00—Methods or arrangements for effecting co-operative working between equipments covered by two or more of main groups G06K1/00 - G06K15/00, e.g. automatic card files incorporating conveying and reading operations
Landscapes
- Business, Economics & Management (AREA)
- Theoretical Computer Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Physics & Mathematics (AREA)
- Marketing (AREA)
- Finance (AREA)
- Strategic Management (AREA)
- Economics (AREA)
- General Business, Economics & Management (AREA)
- Development Economics (AREA)
- Accounting & Taxation (AREA)
- Entrepreneurship & Innovation (AREA)
- Measurement Of The Respiration, Hearing Ability, Form, And Blood Characteristics Of Living Organisms (AREA)
- Image Processing (AREA)
Abstract
The invention provides a filter element false identification method, a water treatment device and a computer readable storage medium, wherein the filter element is provided with a hidden false identification pattern, and the method comprises the following steps: acquiring a filter element image containing the fake identifying pattern in a display state; decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern; and comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate. In the technical scheme of the application, the fake identifying pattern is hidden in the filter element image, so that the fake identifying pattern is not easy to perceive by naked eyes, the pattern is decoded by a corresponding device with a prestored decoding table, the imitation threshold of the filter element in the prior art is further improved, in addition, the filter element can work only on the premise that the product coding information of the filter element is consistent with the coding information in the database, and the anti-counterfeiting capacity of the filter element is further improved.
Description
Technical Field
The invention relates to the field of filter element false identification, in particular to a filter element false identification method, a water treatment device and a computer readable storage medium.
Background
In the prior art, two filter element identification methods are adopted, one is a bar code identification technology, and the other is a two-dimensional code identification technology, and the two technologies are used for setting codes at very obvious positions of products so as to facilitate a user to obtain code information and further obtain relevant parameters of the filter element. But this is also a double-edged sword, which is readily available and also represents a readily counterfeitable. The lawless persons can learn the relevant parameters of the filter element by scanning the bar code or the two-dimensional code, so that the filter element can be imitated by very low-cost manufacturing equipment and very simple manufacturing process.
Therefore, how to improve the false discrimination capability of the filter element so as to improve the threshold of the false filter element becomes a problem to be solved urgently.
Disclosure of Invention
The present invention aims to solve at least one of the technical problems existing in the prior art.
To this end, a first aspect of the invention proposes a method for authenticating a filter cartridge.
A second aspect of the present invention provides a water treatment apparatus.
A third aspect of the present invention proposes a computer-readable storage medium.
In view of this, a first aspect of the present invention provides a method for authenticating a filter cartridge having a steganographic authentication pattern, comprising: acquiring a filter element image containing the fake identifying pattern in a display state; decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern; and comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate.
According to the false identification method of the filter element, firstly, the false identification pattern is added into the filter element image in a steganographic mode, the obtained false identification pattern is decoded through the prestored decoding table so as to obtain the product code with product parameter information corresponding to the false identification pattern, then the obtained product code of the filter element is compared with code data prestored in a database, if the product code of the filter element is consistent with the code data in the database, a verification passing signal is sent to a device body where the filter element is located, so that the filter element can work normally, otherwise, a verification failing signal is sent to the device body where the filter element is located, so that the filter element cannot work normally. According to the technical scheme, the fake identifying pattern is hidden in the filter element image, so that the fake identifying pattern is not easy to perceive by naked eyes, even if the position of the fake identifying pattern is known through other ways, a product contained in the fake identifying pattern cannot be analyzed through a code scanning mode, the pattern is decoded through a corresponding device with a prestored decoding table, so that the imitation threshold is improved, the filter element product of a certain brand is effectively prevented from being counterfeited by illegal merchants, in addition, the filter element can work only on the premise that the product coding information of the filter element is consistent with the coding information in a database, the anti-fake capability of the filter element is improved, the situation that the filter element without authorization can work normally is effectively prevented, and the market share of a device body where the filter element is located is guaranteed to a certain extent.
In addition, the method for identifying the false of the filter element in the technical scheme provided by the invention has the following additional technical characteristics:
in the above technical solution, preferably, the filter element further has a steganographic identification pattern, where the identification pattern is continuous with the authentication pattern; the filter element image also comprises an identification pattern in a display state; after obtaining the filter element image with the fake identifying pattern in the display state, before decoding the fake identifying pattern by using the prestored decoding table to obtain the product code corresponding to the fake identifying pattern, the method further comprises the following steps: comparing the prestored identification pattern with the filter element image, and positioning the first position of the identification pattern in the filter element image; and positioning the fake identifying pattern according to the first position.
In the technical scheme, the position of the fake identifying pattern is positioned through a hidden mark pattern which is contained in the filter element image and is continuous with the fake identifying pattern, specifically, the prestored mark pattern is firstly compared with the filter element image, then the specific position of the hidden mark pattern in the filter element image is positioned according to the comparison condition, and finally the specific position of the fake identifying pattern is positioned according to the specific position, so that the fake identifying pattern can be decoded by a device with a prestored decoding table in the later period.
In any of the above technical solutions, preferably, when the determination result is no, an alarm signal is sent out.
In the technical scheme, when the product codes of the filter element are inconsistent with the code data in the database, an alarm signal is sent additionally when a signal for failing to pass the verification is sent to the device body where the filter element is located, so that a user is reminded that the filter element is not an original plant or an original plant authorized filter element, and therefore the filter element cannot work normally, and further the device body using the filter element cannot realize the original function.
In any of the above technical solutions, preferably, the step of obtaining the filter element image with the pseudo-identification pattern in the display state specifically includes: and acquiring a filter element image with the fake identifying pattern in a display state at each preset time interval.
In the technical scheme, a filter element image with a fake identifying pattern under a display state is obtained by presetting a period of time so as to be convenient for obtaining the filter element image with the fake identifying pattern once every interval of the period of time, so that whether the filter element is replaced by a filter element with another brand by a user after a period of time is monitored, the device body where the filter element is located is informed in time to control the filter element to stop working, the normal working of the device body is prevented from being influenced due to the quality problem of the filter element after the filter element is used for a period of time, and the situation that a user tears the skin of a filter element manufacturer when the user is entitled can be avoided.
In any of the above technical solutions, preferably, the pseudo-authentication pattern is a pattern generated by object identifier encoding software.
In the technical scheme, the false identification pattern is generated by using object identifier coding software, specifically, the filter element is coded by using the object identifier coding software, and then the code is hidden into a filter element image by using special printing software to form a final filter element image with the false identification pattern. Preferably, the software is encoded using OID (Object Identifier object identifier), which uses a hierarchical tree structure to globally unambiguously and uniquely name any type of object, including physical objects, virtual objects, conforming objects, etc.
A second aspect of the present invention provides a water treatment apparatus comprising: the filter element is provided with a hidden fake identifying pattern; the acquisition device is used for acquiring a filter element image containing the fake identification pattern in a display state; the controller is connected with the acquisition device and is used for decoding the fake identifying pattern by using a prestored decoding table so as to obtain a product code corresponding to the fake identifying pattern; and comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate.
The invention relates to a water treatment device, which comprises a filter element, a collecting device and a controller, wherein a fake identifying pattern is firstly added into a filter element image in a steganographic mode, then the filter element image is collected by the collecting device and is sent to the controller, the obtained fake identifying pattern is decoded through a prestored decoding table in the controller so as to obtain a product code with product parameter information corresponding to the fake identifying pattern, the obtained product code of the filter element is compared with code data prestored in a database, if the product code of the filter element is consistent with the code data in the database, a verification passing signal is fed back to the controller so that the controller can control the filter element to work normally, otherwise, a signal which does not pass the verification is fed back to the controller so that the controller controls the filter element to stop working. According to the technical scheme, the fake identifying pattern is hidden in the filter element image, so that the fake identifying pattern is not easy to perceive by naked eyes, even if the position of the fake identifying pattern is known through other ways, a product contained in the fake identifying pattern cannot be analyzed through a code scanning mode, the pattern is decoded through a corresponding device with a prestored decoding table, so that the imitation threshold is improved, the filter element product of a certain brand is effectively prevented from being counterfeited by illegal merchants, in addition, the filter element can work only on the premise that the product coding information of the filter element is consistent with the coding information in a database, the anti-fake capability of the filter element is improved, the situation that the filter element without authorization can work normally is effectively prevented, and the market share of a device body where the filter element is located is guaranteed to a certain extent.
In addition, the water treatment device in the technical scheme provided by the invention has the following additional technical characteristics:
in the above technical solution, preferably, the filter element further has a steganographic identification pattern, the identification pattern is continuous with the fake identification pattern, and the filter element image further includes the identification pattern in a display state; the controller is further configured to: comparing the prestored identification pattern with the filter element image, and positioning the first position of the identification pattern in the filter element image; and positioning the fake identifying pattern according to the first position.
In the technical scheme, the position of the fake identifying pattern is positioned through a hidden mark pattern which is contained in the filter element image and is continuous with the fake identifying pattern, specifically, the controller firstly compares the mark pattern prestored in the controller with the filter element image, then positions the specific position of the hidden mark pattern in the filter element image according to the comparison condition, and finally positions the specific position of the fake identifying pattern according to the specific position, so that the fake identifying pattern can be decoded by a device with a prestored decoding table in the later period, and the mark pattern in the technical scheme can be a single number or letter or a combination of the two.
In any of the foregoing solutions, preferably, the controller is further configured to: and if the judgment result is negative, sending out a warning signal to control a warning device of the water treatment device to send out warning information.
In the technical scheme, when the controller verifies that the product codes of the filter element are inconsistent with the code data in the database, the controller can send out a signal for failing verification to the water treatment device where the filter element is located, and simultaneously send out a warning signal additionally, so that the warning device of the water treatment device is controlled to send out warning information for reminding a user that the filter element is not an original plant or an original plant authorized filter element, so that the water treatment device using the filter element cannot work normally, and further the original function of the water treatment device cannot be realized.
In any of the above solutions, preferably, the controller is specifically configured to: and acquiring a filter element image with the fake identifying pattern in a display state at each preset time interval.
According to the technical scheme, a period of time is preset in the controller so that a filter element image of the fake identifying pattern sent by the acquisition device is acquired once every time the period of time is in a display state, whether the filter element is replaced by a filter element of another brand by a user after a period of time is monitored, and therefore a water treatment device where the filter element is located is informed of timely controlling the filter element to stop working, normal working of the device body due to quality problems of the filter element after the filter element is used for a period of time is avoided, and the situation that a user tears a skin of a filter element manufacturer when the user is authorized can be avoided.
In any of the foregoing solutions, preferably, the controller is further configured to: and receiving control parameters of the acquisition device, and controlling the operation of the acquisition device according to the control parameters so as to enable the acquisition device to acquire the filter element image with the fake identification pattern in a display state.
According to the technical scheme, the control device controls the acquisition device to acquire the filter element image with the fake identifying pattern in the display state in real time according to the control parameters sent by the acquisition device, and the filter element image containing the fake identifying pattern can be acquired in real time by adopting the technical scheme, so that whether the filter element is replaced by a filter element of another brand after a period of time is used or not can be monitored in real time.
In any of the above technical solutions, preferably, the pseudo-authentication pattern is a pattern generated by object identifier encoding software; the acquisition device identifies the camera for the image special for the object identifier.
In the technical scheme, the false identification pattern is generated by using object identifier coding software, specifically, the filter element is coded by using the object identifier coding software, and then the code is hidden into a filter element image by using special printing software to form a final filter element image with the false identification pattern. Preferably, the software is encoded using OID (Object Identifier object identifier), which uses a hierarchical tree structure to globally unambiguously and uniquely name any type of object, including physical objects, virtual objects, conforming objects, etc. In addition, the acquisition device is a special image recognition camera for the object identifier, and the effective acquisition of the filter element image containing the fake identification pattern can be realized only by adopting the special image recognition camera, so that the encoded information in the filter element image containing the fake identification pattern can be prevented from being stolen.
A third aspect of the present invention provides a computer-readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method of controlling a water treatment apparatus as in any of the above-described aspects, and therefore, the computer-readable storage medium includes all the advantageous effects of the method of controlling a water treatment apparatus as in any of the above-described aspects.
Additional aspects and advantages of the invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the invention will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:
FIG. 1 shows a flow diagram of a method of cartridge authentication according to one embodiment of the invention;
FIG. 2 shows a flow diagram of a method for cartridge authentication according to another embodiment of the present invention;
FIG. 3 shows a flow diagram of a method of cartridge authentication according to yet another embodiment of the invention;
FIG. 4 shows a flow diagram of a method of cartridge authentication according to yet another embodiment of the present invention;
FIG. 5 shows a flow diagram of a method of cartridge authentication according to yet another embodiment of the present invention;
FIG. 6 shows a schematic diagram of the reading of codes constituting a pseudo-authentication pattern by a collection device and a controller of a water treatment device according to one embodiment of the present invention;
FIG. 7 shows a schematic diagram of the structure of a code constituting an authentication pattern according to one embodiment of the present invention;
fig. 8 shows a printing method and an effect exhibition of an authentication pattern according to an embodiment of the present invention;
FIG. 9 shows a schematic view of a water treatment device acquisition device according to one embodiment of the present invention;
FIG. 10 is a schematic flow chart of a invisible anti-counterfeiting method applied to a filter element of a water treatment device according to the present invention;
fig. 11 is a schematic block diagram showing the structure of a water treatment apparatus according to an embodiment of the present invention.
Detailed Description
In order that the above-recited objects, features and advantages of the present invention will be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings and appended detailed description. It should be noted that, in the case of no conflict, the embodiments of the present application and the features in the embodiments may be combined with each other.
In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those described herein, and therefore the scope of the present invention is not limited to the specific embodiments disclosed below.
An embodiment of a first aspect of the present invention provides a method for authenticating a filter element, for authenticating a filter element of a water treatment device. Fig. 1 shows a schematic flow chart of a filter element authentication method according to an embodiment of the invention. The filter element fake identifying method comprises the following steps:
s102, acquiring a filter element image with the fake identifying pattern in a display state;
s104, decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern;
s106, comparing the product codes of the filter element with a prestored code database, and sending a verification passing signal when the comparison results are consistent so as to enable the filter element to operate.
In the embodiment, firstly, the fake identifying pattern is added into the filter element image in a steganographic mode, the obtained fake identifying pattern is decoded through a prestored decoding table so as to obtain a product code with product parameter information corresponding to the fake identifying pattern, then the obtained product code of the filter element is compared with code data prestored in a database, if the product code of the filter element is consistent with the code data in the database, a verification passing signal is sent to a device body where the filter element is located, so that the filter element can work normally, otherwise, a verification failing signal is sent to the device body where the filter element is located, so that the filter element cannot work normally. According to the technical scheme, the fake identifying pattern is hidden in the filter element image, so that the fake identifying pattern is not easy to perceive by naked eyes, even if the position of the fake identifying pattern is known through other ways, a product contained in the fake identifying pattern cannot be analyzed through a code scanning mode, the pattern is decoded through a corresponding device with a prestored decoding table, so that the imitation threshold is improved, the filter element product of a certain brand is effectively prevented from being counterfeited by illegal merchants, in addition, the filter element can work only on the premise that the product coding information of the filter element is consistent with the coding information in a database, the anti-fake capability of the filter element is improved, the situation that the filter element without authorization can work normally is effectively prevented, and the market share of a device body where the filter element is located is guaranteed to a certain extent.
Fig. 2 shows a schematic flow chart of a filter element authentication method according to another embodiment of the present invention. The filter element fake identifying method comprises the following steps:
s202, acquiring a filter element image with the fake identifying pattern in a display state;
s204, the filter element image is also provided with a hidden identification pattern, wherein the identification pattern is continuous with the fake identification pattern, the prestored identification pattern is used for comparing with the filter element image, the first position of the identification pattern in the filter element image is positioned, and the fake identification pattern is positioned according to the first position;
s206, decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern;
s208, comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate.
In this embodiment, the position of the authentication pattern is located by a hidden identification pattern which is included in the filter element image and is continuous with the authentication pattern, specifically, the prestored identification pattern is compared with the filter element image, then the specific position of the hidden identification pattern in the filter element image is located according to the comparison condition, and finally the specific position of the authentication pattern is located according to the specific position, so that the authentication pattern can be decoded by a device with a prestored decoding table in the later period.
Fig. 3 shows a flow chart of a filter element authentication method according to still another embodiment of the present invention. The filter element fake identifying method comprises the following steps:
s302, obtaining a filter element image with the fake identifying pattern in a display state;
s304, the filter element image is also provided with a hidden identification pattern, wherein the identification pattern is continuous with the fake identification pattern, the prestored identification pattern is used for comparing with the filter element image, and the first position of the identification pattern in the filter element image is positioned; positioning the fake identifying pattern according to the first position;
s306, decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern;
s308, comparing the product codes of the filter element with a prestored code database, and sending out a verification passing signal when the comparison results are consistent, so that the filter element operates, and sending out a warning signal when the comparison results are inconsistent.
In this embodiment, when the product code of the filter element is inconsistent with the code data in the database, a warning signal is sent to the device body where the filter element is located while a signal that the verification fails is sent, so as to remind the user that the filter element is not an original plant or an original plant authorized filter element, and thus the filter element cannot work normally, and further the device body using the filter element cannot realize the original function.
Fig. 4 shows a schematic flow chart of a filter element authentication method according to still another embodiment of the present invention. The filter element fake identifying method comprises the following steps:
s402, acquiring a filter element image with the fake identifying pattern in a display state every preset time length;
s404, the filter element image is also provided with a hidden identification pattern, wherein the identification pattern is continuous with the fake identification pattern, the prestored identification pattern is used for comparing with the filter element image, and the first position of the identification pattern in the filter element image is positioned; positioning the fake identifying pattern according to the first position;
s406, decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern;
s408, comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate; and when the comparison results are inconsistent, sending out a warning signal.
In the embodiment, a period of time is preset so as to acquire a filter element image with a fake identifying pattern under a display state at intervals, so that whether the filter element is replaced by a filter element of another brand by a user after a period of time is monitored, the device body where the filter element is located is informed in time to control the filter element to stop working, the normal working of the device body is prevented from being influenced due to the quality problem of the filter element after a period of time is used, and the situation that a user tears a filter element manufacturer when the user is entitled can be avoided.
Fig. 5 shows a schematic flow chart of a filter element authentication method according to still another embodiment of the present invention. The filter element fake identifying method comprises the following steps:
s502, acquiring a filter element image with a fake identifying pattern in a display state at each preset time interval, wherein the fake identifying pattern is a pattern generated by object identifier coding software;
s504, the filter element image is also provided with a hidden identification pattern, wherein the identification pattern is continuous with the fake identification pattern, the prestored identification pattern is used for comparing with the filter element image, and the first position of the identification pattern in the filter element image is positioned; positioning the fake identifying pattern according to the first position;
s506, decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern;
s508, comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate; and when the comparison results are inconsistent, sending out a warning signal.
In this embodiment, the authentication pattern is generated by the object identifier coding software, specifically, the filter element is coded by the object identifier coding software, and then the code is hidden into the filter element image by the special printing software to form the final filter element image with the authentication pattern.
In one embodiment of the present invention, fig. 6 shows a printing method and an effect display diagram of a pseudo-image according to one embodiment of the present invention, wherein the pseudo-image is printed on the bottom of C, M and Y layers, that is, the pseudo-image is printed on the bottom layer when printing K layers (black coating), and a printed pattern is formed by printing C (blue), M (magenta) and Y (yellow), and steganography of the pseudo-image is achieved by using the occlusion effect of C (blue), M (magenta) and Y (yellow), as shown in fig. 6. Specifically, as shown in fig. 6, the pseudo image is authenticated to the display image in the display state.
Fig. 6 is a schematic diagram showing the principle of reading codes constituting the authentication pattern by the collecting device and the controller of the water treatment device according to one embodiment of the present invention, and as shown in fig. 6, firstly, the image of the filter cartridge is collected by the collecting device and transmitted to the controller, then the obtained authentication pattern is decoded by the pre-stored decoding table in the controller so as to obtain the product code having the product parameter information corresponding to the authentication pattern, and then the obtained product code of the filter cartridge is compared with the code data pre-stored in the database.
Fig. 7 shows a schematic view of an acquisition structure of an acquisition device according to an embodiment of the invention.
Fig. 8 shows a schematic diagram of an acquisition structure of an acquisition device according to another embodiment of the present invention, as shown in fig. 7 and 8, the acquisition device invokes a control signal from a storage medium (EEPROM, electrically erasable programmable read only memory) to control an infrared light emitting diode to emit light, irradiates a filter element, and a dot image (K layer) printing ink absorbs infrared light, and an optical scanning head scans an image in a dot image (K layer) printing ink display state via a C-MOS lens and outputs the scanned image to a microcontroller (DSP, digital signal processor, digital signal processor) or (MCU, microControlUnit, micro control unit) so as to perform the authentication of the filter element according to the obtained authentication image.
Fig. 9 is a schematic diagram showing the structure of a code constituting a pseudo-authentication pattern according to an embodiment of the present invention, as shown in fig. 9, black origins are respectively located in four quadrants of a two-dimensional coordinate system, wherein when the black origins are located at a fourth quadrant of the two-dimensional coordinate system, binary code "00" is represented; when the black origin is located at the third quadrant of the two-dimensional coordinate system, it represents the binary code "01"; when the black origin is located at the second quadrant of the two-dimensional coordinate system, it represents the binary code "10"; when the black origin is located at the first quadrant of the two-dimensional coordinate system, it represents the binary code "11". Compiling through the combination of "00", "01", "10" and "11" to generate the pseudo-pattern of the filter element.
Fig. 10 is a schematic block flow diagram of a invisible anti-counterfeiting method applied to a filter element of a water treatment device according to the present invention, and as shown in fig. 10, in one embodiment of the present invention, the invisible anti-counterfeiting method of the filter element is implemented as follows:
s602, OID acquisition parameter setting;
s604, reading the invisible code information once per hour;
s606, judging whether the product information is matched with the preset product information, executing S610 when the judgment result is yes, otherwise executing S608.
The filter element is ID coded by OID coding software, and then the code is hidden in a color printing drawing of the filter element by special printing software. The printed picture is visually indistinct from the normal picture and requires a dedicated OID sensor to be able to identify the coding pattern hidden in the printed image. The OID sensor is arranged on the host, when the filter element with anti-counterfeiting function is arranged on the host, the OID can identify the filter element code, then inform the host control board to perform anti-counterfeiting inquiry on the filter element, and if the filter element is authorized, the filter element can work, and if the filter element is illegal, the filter element stops working.
In an embodiment of the second aspect of the present invention, there is provided a water treatment apparatus, fig. 11 shows a schematic block diagram of a water treatment apparatus according to the present invention, wherein the water treatment apparatus 700 comprises: the filter element 702, the filter element 702 is provided with a hidden fake identifying pattern; the acquisition device 704 is used for acquiring an image of the filter element 702 with the fake identification pattern in a display state; the controller 706, the controller 706 is connected with the acquisition device 704, and is configured to decode the pseudo-authentication pattern by using a prestored decoding table, so as to obtain a product code corresponding to the pseudo-authentication pattern; and comparing the product code of the filter element 702 with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element 702 to operate.
The invention relates to a water treatment device, which comprises a filter element 702, a collecting device 704 and a controller 706, wherein a false identification pattern is firstly added into an image of the filter element 702 in a steganographic manner, then the image of the filter element 702 is collected by the collecting device 704 and sent to the controller 706, the obtained false identification pattern is decoded through a prestored decoding table in the controller 706 so as to obtain a product code with product parameter information corresponding to the false identification pattern, the obtained product code of the filter element 702 is compared with code data prestored in a database, if the product code of the filter element 702 is consistent with the code data in the database, a verification passing signal is fed back to the controller 706 so that the controller 706 can control the filter element 702 to work normally, otherwise, a signal which is not passed by verification is fed back to the controller 706 so that the controller 706 controls the filter element 702 to stop working. According to the technical scheme, the fake identifying pattern is hidden in the image of the filter element 702, so that the fake identifying pattern is not easy to perceive by naked eyes, even if the position of the fake identifying pattern is known through other ways, a product contained in the fake identifying pattern cannot be analyzed through a code scanning mode, the pattern is decoded through a corresponding device with a prestored decoding table, so that the imitation threshold is improved, the filter element 702 can be effectively prevented from being counterfeited by a brand of filter element 702 product by illegal merchants, in addition, the filter element 702 can be enabled to work only on the premise that the product coding information of the filter element 702 is consistent with the coding information in a database, the fake preventing capability of the filter element 702 is improved, the situation that the filter element 702 without authorization can work normally is effectively prevented, and the market share of a device body where the filter element 702 is located is guaranteed to a certain extent.
In one embodiment of the present invention, the filter element 702 further has a steganographic identification pattern, the identification pattern is continuous with the authentication pattern, and the filter element 702 image further includes the identification pattern in a display state; the controller 706 is also configured to: comparing the prestored identification pattern with the filter element 702 image, and positioning the first position of the identification pattern in the filter element 702 image; and positioning the fake identifying pattern according to the first position.
In this embodiment, the position of the authentication pattern is located by a hidden identification pattern that is continuous with the authentication pattern and is included in the image of the filter element 702, specifically, the controller 706 firstly uses the pre-stored identification pattern in the controller to compare with the image of the filter element 702, then locates the specific position of the hidden identification pattern in the image of the filter element 702 according to the comparison condition, and finally locates the specific position of the authentication pattern according to the specific position, so that the authentication pattern can be decoded by a device with a pre-stored decoding table in the later stage.
In one embodiment of the invention, the controller 706 is further configured to: and if the judgment result is negative, sending out a warning signal to control a warning device of the water treatment device to send out warning information.
In this embodiment, when the controller 706 verifies that the product code of the filter element 702 is inconsistent with the code data in the database, the controller 706 sends a signal that the verification is failed to the water treatment device where the filter element 702 is located, and simultaneously sends an alarm signal incidentally, so as to control the alarm device of the water treatment device to send alarm information for reminding the user that the filter element 702 is not the original plant or the authorized filter element 702, so that the filter element 702 cannot work normally, and the water treatment device using the filter element 702 cannot realize the original function thereof.
In one embodiment of the invention, the controller 706 is specifically configured to: and acquiring images of the filter element 702 with the fake identifying patterns in a display state every preset time interval.
In this embodiment, a period of time is preset in the controller 706, so that an image of the filter element 702 with the fake identifying pattern under the display state sent by the acquisition device 704 is acquired once every time the period of time, so as to monitor whether the filter element 702 has been replaced by another brand of filter element 702 by a user after a period of time, thereby timely notifying the water treatment device where the filter element 702 is located to timely control the filter element 702 to stop working, avoiding that the normal working of the device body is affected due to the quality problem of the filter element 702 after a period of time of use, and avoiding the situation that the manufacturer of the filter element 702 tears the skin when the user is in the right maintenance.
In one embodiment of the invention, the controller 706 is further configured to: the control parameters of the acquisition device 704 are received, and the acquisition device 704 is controlled to operate according to the control parameters, so that the acquisition device 704 acquires the image of the filter element 702 with the fake identification pattern in a display state.
In this embodiment, the control device controls the acquisition device 704 to acquire the image of the filter element 702 with the fake identifying pattern in the display state in real time according to the control parameter sent by the acquisition device 704, and by adopting the technical scheme, the image of the filter element 702 containing the fake identifying pattern can be acquired in real time, so as to monitor in real time whether the filter element 702 has been replaced by another brand of filter element 702 after a period of time has elapsed.
In any of the above embodiments, the pseudo-authentication pattern is a pattern generated by object identifier encoding software; acquisition device 704 identifies the camera for the object identifier specific image.
In this embodiment, the authentication pattern is generated by the object identifier encoding software, specifically, the filter element 702 is encoded by the object identifier encoding software, and then the encoding is hidden into the filter element 702 image by the special printing software to form the final filter element 702 image with the authentication pattern. Preferably, the software is encoded using OID (Object Identifier object identifier), which uses a hierarchical tree structure to globally unambiguously and uniquely name any type of object, including physical objects, virtual objects, conforming objects, etc. In addition, the acquisition device 704 is a special image recognition camera for the object identifier, and only the special image recognition camera can be used for effectively acquiring the image of the filter element 702 containing the fake identification pattern, so that the coded information in the image of the filter element 702 containing the fake identification pattern can be prevented from being stolen.
In an embodiment of the third aspect of the present invention, there is provided a computer readable storage medium having stored thereon a computer program which, when executed by a processor, implements a method of pseudo-authentication of a filter cartridge as in any of the embodiments described above, and therefore the computer readable storage medium comprises all the advantages of the method of pseudo-authentication of a filter cartridge as in any of the embodiments described above.
In the description of the present invention, the term "plurality" means two or more, unless explicitly defined otherwise, the orientation or positional relationship indicated by the terms "upper", "lower", etc. are based on the orientation or positional relationship shown in the drawings, merely for convenience of description of the present invention and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the present invention; the terms "coupled," "mounted," "secured," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally connected, for example; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the description of the present invention, the terms "one embodiment," "some embodiments," "particular embodiments," and the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present invention. In the present invention, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, but various modifications and variations can be made to the present invention by those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A method of authenticating a filter cartridge for use in a water treatment device, the filter cartridge having a steganographic authentication pattern, the method comprising:
acquiring a filter element image containing the fake identifying pattern in a display state;
decoding the fake identifying pattern by using a prestored decoding table to obtain a product code corresponding to the fake identifying pattern;
comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate, otherwise, sending a signal that the verification is not passed to a device body where the filter element is positioned so as to enable the filter element to work normally;
the step of obtaining the filter element image of the fake identifying pattern in the display state specifically comprises the following steps:
acquiring a filter element image of the fake identifying pattern in a display state at each preset time interval;
the filter element is also provided with a hidden identification pattern, the identification pattern is a digital shape image or a letter form image or a combination of the digital shape image and the letter form image, and the identification pattern is continuous with the fake identification pattern; the filter element image also comprises an identification pattern in a display state;
after the filter element image of the fake identifying pattern in the display state is obtained, before the fake identifying pattern is decoded by using the prestored decoding table to obtain the product code corresponding to the fake identifying pattern, the method further comprises the following steps:
comparing the prestored identification pattern with the filter element image, and positioning a first position of the identification pattern in the filter element image;
positioning the fake identifying pattern according to the first position;
the fake identifying pattern is a pattern generated by object identifier coding software.
2. The method for discriminating filter element according to claim 1 wherein when the result of the determination is negative, an alarm signal is issued.
3. A water treatment device, comprising:
the filter element is provided with a hidden fake identifying pattern;
the acquisition device is used for acquiring a filter element image containing the fake identification pattern in a display state;
the controller is connected with the acquisition device and is used for decoding the fake identification pattern by using a prestored decoding table so as to obtain a product code corresponding to the fake identification pattern;
comparing the product code of the filter element with a prestored code database, and sending a verification passing signal when the comparison result is consistent so as to enable the filter element to operate;
the controller is specifically used for:
acquiring a filter element image of the fake identifying pattern in a display state at each preset time interval;
the filter element is also provided with a hidden identification pattern, the identification pattern is a digital shape image or a letter type image or a combination of the digital shape image and the letter type image, the identification pattern is continuous with the fake identification pattern, and the filter element image also comprises the identification pattern in a display state;
the controller is further configured to: comparing the prestored identification pattern with the filter element image, and positioning a first position of the identification pattern in the filter element image;
and positioning the fake identifying pattern according to the first position, wherein the fake identifying pattern is a pattern generated by object identifier coding software.
4. A water treatment device according to claim 3, wherein the controller is further configured to: and if the judgment result is negative, sending out a warning signal so as to control the warning device of the water treatment device to send out warning information.
5. A water treatment device according to claim 3, wherein the controller is further configured to:
and receiving control parameters of the acquisition device, and controlling the acquisition device to operate according to the control parameters so as to enable the acquisition device to acquire the filter element image of the fake identification pattern in a display state.
6. A water treatment device according to claim 3, wherein the acquisition means is an object identifier specific image recognition camera.
7. A computer readable storage medium, on which a program is stored, characterized in that the program, when being executed by a processor, implements the steps of the method according to claim 1 or 2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633303.1A CN111401917B (en) | 2018-12-29 | 2018-12-29 | Filter element false identification method, water treatment device and computer readable storage medium |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811633303.1A CN111401917B (en) | 2018-12-29 | 2018-12-29 | Filter element false identification method, water treatment device and computer readable storage medium |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN111401917A CN111401917A (en) | 2020-07-10 |
| CN111401917B true CN111401917B (en) | 2024-03-19 |
Family
ID=71433896
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811633303.1A Active CN111401917B (en) | 2018-12-29 | 2018-12-29 | Filter element false identification method, water treatment device and computer readable storage medium |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111401917B (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1510777A (en) * | 2002-12-20 | 2004-07-07 | 北京六合万通微电子技术有限公司 | Anti-fogery system of chargeable battery |
| CN103295047A (en) * | 2013-06-25 | 2013-09-11 | 谢婧 | Image identifier capable of obtaining hidden information and manufacturing and reading method thereof |
| CN103729609A (en) * | 2013-04-16 | 2014-04-16 | 立德高科(北京)数码科技有限责任公司 | Anti-counterfeiting recognition system for taxation bill |
| CN104794626A (en) * | 2015-04-28 | 2015-07-22 | 广东欧珀移动通信有限公司 | Anti-counterfeiting method and anti-counterfeiting device based on hardware information |
| CN104993936A (en) * | 2015-07-01 | 2015-10-21 | 佛山市云米电器科技有限公司 | Anti-counterfeiting validation method and device for filter element of water purifier and electronic equipment |
| CN105049634A (en) * | 2015-08-19 | 2015-11-11 | Tcl移动通信科技（宁波）有限公司 | Battery mobile terminal based on NFC recognition and recognition method |
| CN106355422A (en) * | 2016-08-31 | 2017-01-25 | 芜湖美的厨卫电器制造有限公司 | Filter element anti-counterfeiting method, water purifier and filter element anti-counterfeiting system |
| CN107633413A (en) * | 2017-10-17 | 2018-01-26 | 深圳市裕同包装科技股份有限公司 | A kind of anti-fake traceability system and method |
| CN108168022A (en) * | 2017-10-26 | 2018-06-15 | 佛山市顺德区阿波罗环保器材有限公司 | intelligent air purifying system |
| CN108805591A (en) * | 2018-08-10 | 2018-11-13 | 陈港生 | Intelligent purifier filter core manages system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7364074B2 (en) * | 2004-10-29 | 2008-04-29 | Symbol Technologies, Inc. | Method of authenticating products using analog and digital identifiers |
-
2018
- 2018-12-29 CN CN201811633303.1A patent/CN111401917B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1510777A (en) * | 2002-12-20 | 2004-07-07 | 北京六合万通微电子技术有限公司 | Anti-fogery system of chargeable battery |
| CN103729609A (en) * | 2013-04-16 | 2014-04-16 | 立德高科(北京)数码科技有限责任公司 | Anti-counterfeiting recognition system for taxation bill |
| CN103295047A (en) * | 2013-06-25 | 2013-09-11 | 谢婧 | Image identifier capable of obtaining hidden information and manufacturing and reading method thereof |
| CN104794626A (en) * | 2015-04-28 | 2015-07-22 | 广东欧珀移动通信有限公司 | Anti-counterfeiting method and anti-counterfeiting device based on hardware information |
| CN104993936A (en) * | 2015-07-01 | 2015-10-21 | 佛山市云米电器科技有限公司 | Anti-counterfeiting validation method and device for filter element of water purifier and electronic equipment |
| CN105049634A (en) * | 2015-08-19 | 2015-11-11 | Tcl移动通信科技（宁波）有限公司 | Battery mobile terminal based on NFC recognition and recognition method |
| CN106355422A (en) * | 2016-08-31 | 2017-01-25 | 芜湖美的厨卫电器制造有限公司 | Filter element anti-counterfeiting method, water purifier and filter element anti-counterfeiting system |
| CN107633413A (en) * | 2017-10-17 | 2018-01-26 | 深圳市裕同包装科技股份有限公司 | A kind of anti-fake traceability system and method |
| CN108168022A (en) * | 2017-10-26 | 2018-06-15 | 佛山市顺德区阿波罗环保器材有限公司 | intelligent air purifying system |
| CN108805591A (en) * | 2018-08-10 | 2018-11-13 | 陈港生 | Intelligent purifier filter core manages system |
Non-Patent Citations (3)
| Title |
|---|
| 全产业链携手 全方位保障用户饮水安全;孙格格;现代家电;全文 * |
| 杨美霞.二维码.《射频识别技术原理与应用实战》.2017, * |
| 贾永红.《数字图像处理技巧》.武汉大学出版社,2017,第133-134页. * |
Also Published As
| Publication number | Publication date |
|---|---|
| CN111401917A (en) | 2020-07-10 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US7025269B2 (en) | Barcodes including embedded security features and space saving interleaved text | |
| CN105706107B (en) | The method of the certification of two-dimensional bar and this bar code | |
| US7108186B2 (en) | System and method for validating a digital image and corresponding data | |
| US20060086791A1 (en) | Method of identifying and authenticating products using an identification pattern and a bar code reader | |
| US20090218391A1 (en) | Scanner for Product Authentication | |
| US9681020B2 (en) | Creation and identification of unforgeable printable image information data | |
| US9082032B2 (en) | System for reading information code and medium on which information code is formed | |
| JP2008542916A (en) | Method and apparatus for authenticating products | |
| CA2493362A1 (en) | A method of secure transmission | |
| CN101836221A (en) | Security system using encoded image with puzzled image | |
| CN109690659B (en) | Mass producible security marking, in particular security label, method for mass producing such a marking and method for identifying such a marking | |
| JP2010539575A (en) | Method and device for marking a surface with controlled periodic nanostructures | |
| EP3050031A1 (en) | System and method for document and article authentication | |
| CN112313716A (en) | Method for producing a security element that is invisible to the human eye and cannot be copied in an image, and printed image | |
| US7388984B2 (en) | Method of recognizing a code | |
| CN111401917B (en) | Filter element false identification method, water treatment device and computer readable storage medium | |
| CN107921788A (en) | Method and system for printing containers | |
| US20140151445A1 (en) | System for detecting reproduction of barcodes | |
| CN103793736A (en) | Mark formed by dot matrixes and one-dimensional code and method for generating and recognizing mark | |
| JP7101258B2 (en) | 2D barcode generation method, authentication method, server, and 2D barcode | |
| JPH10257309A (en) | Method and device for preparing id card | |
| CN102106110A (en) | Multi-modal security deterrents and methods for generating the same | |
| CN103761555A (en) | Image anti-counterfeiting recognition method applied to motor vehicle driving licenses | |
| CN114595969B (en) | NFC label production management system | |
| Berchtold et al. | JAB code-A versatile polychrome 2D barcode |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |