62results about How to "Improve literacy" patented technology

The invention relates to a collection method of bar code information data of a product. The method comprises the following steps of: irradiating a bar code of the product by a light source; reading and collecting the bar code by utilizing a bar code reader to obtain and store the bar code information data, wherein a light filter is arranged in front of a scanner window of the bar code reader; and the bar code is a one-dimensional bar code and / or a two-dimensional bar code which are / is obtained by fluorescent ink in a spray printing way. With the adoption of the method provided by the invention, the rapid and accurate reading and collection of the bar code which is printed on the product by the fluorescent ink can be realized; the reading and collection rate is high and the reading effect is good, thereby realizing the reading and the collection of post-relevant type product information and solving the problems including misreading, incorrect reading and the like which are caused by an insufficient color contrast ratio between the bar code and a substrate; therefore, the quality management level of enterprises can be greatly improved, complicated artificial recording work in the quality management is greatly alleviated, the management flow of the enterprises is optimized and the informatization level of the enterprises is promoted.

The invention is suitable for the technical field of automatic control, and provides a production line device used for similar multistage assembly product code assigning and tracing. A first bar code reader 5 is used for reading EAN-13 codes of single stage products after separation, a first rejection device 6 is used for rejecting the single stage products with the reading EAN-13 codes, not involved in current work order information, a first obstruction cylinder 7 is used for obstructing the single stage products under a laser coding machine 8, the laser coding machine 8 is used for printing two-dimensional codes on the upward sides of the single stage products, a first pushing cylinder 9 is used for pushing the obstructed single stage products periodically, an interval separation device 10 is used for separating the single stage products moving again at equal intervals according to a setup parameter, a two-dimensional code collector 11 is used for reading the two-dimensional codes of the single stage products, and a second rejection device 12 is used for rejecting the single stage products with the two-dimensional codes which cannot be read successfully. Through operations of an IPC and a PLC device, the parameter setting is finished, so that the production line device can produce special-type or special-stage finished products as required, and has the universality, and the cost is reduced.

The invention discloses a reading device and a reading method of a two-dimensional bar code marked on a metal cylindrical surface directly, which realize fast positioning and efficient reading of the two-dimensional bar code on the metal cylindrical surface. The device comprises a base 1, a camera 2, a shell 3, a light source 4, an infrared sensor switch 5 and a top cover 7. The metal cylindrical surface can be positioned efficiently; a high-quality image of the two-dimensional bar code which is marked on the metal cylindrical surface directly, has low distortion of the cylindrical surface and does not have highlight reflection is acquired quickly; an image splicing fusion algorithm is realized by a program; and the algorithm is accordant with an internal information arrangement principle of the Data Matrix two-dimensional bar code and characteristics of being vertical to the two-dimensional bar code marked by an axis of a cylindrical metal component, so that fast and perfect splicing of the image of the two-dimensional bar code can be realized. By the invention, various defects that a conventional handheld bar code scanner reads the two-dimensional bar code marked on the metal cylindrical surface directly are solved, reading operation is simplified greatly, reading ratio is improved, and the aim of improving comprehensive reading efficiency is fulfilled.

The invention provides a cylindrical surface bidimensional bar code reading method based on image splicing. The method comprises the following steps of: acquiring a group of bidimensional bar code pictures in a rotatable manner, correcting non-uniform image illumination, enhancing edge information of bar codes, identifying bar code images and bar code positions, classifying bar code modules, roughly registering the bar code images, finely registering the bar code images, splicing the images and identifying the bar codes.. The identification theory based on an image of the conventional bidimensional bar code identification system is changed, so that cylindrical surface bar code information can be completely acquired, and the problems of distortion, non-uniform illumination and the like of the cylindrical surface bar codes can be solved. According to the characteristic of a Data Matrix bidimensional bar code image, the outstanding problems of low correctness, low efficiency and the like during splicing of bidimensional bar code images can be well solved by the designed splicing fusion algorithm; and the cylindrical surface bidimensional bar code information can be read quickly and accurately.

The invention relates to a radio frequency identification device (RFID) intelligent cabinet which comprises a cabinet body and a control system, wherein a cabinet door is provided with a RFID access control system, and the RFID access control system is used for indentifying the identity information of a cabinet opening person and transmitting the identity information to a control system; and the cabinet body is internally provided with a RFID reader for reading a RFID electronic tag put on an article in the cabinet body, and the RFID reader is used for reading the information of the article and transmitting the information to control system. The cabinet door is arranged on the cabinet body by a door closer, and the door closer can automatically close the cabinet door even if a user forgets to close the cabinet door, so that the serious consequences since the user forgets to close the cabinet door or the user forgets to completely close the cabinet door can be avoided, and the problem disputing about the information of the person fetching the article at the next time since the cabinet door is not closed further can be avoided. The control system records the identity information of the person opening the cabinet door and the article fetching information at this time, so that the person and the time for depositing the article at this time are uniquely conformed.

The invention discloses a video processing method and device, a video playing method and device and a computer readable medium, and the method is applied to a server, and comprises the steps: extracting a plurality of frames of images in a video; identifying the target object in each frame of image to obtain an identification result; recording target object information of each frame of image, wherein the target object information comprises an identifier of a target object, position information of the target object in the image, an identifier of the video and time point information of the imagein the video; generating a display list of the video according to the target object information of the multiple frames of images extracted from the video, wherein the display list comprises display information of each frame of image, the display information is used for being displayed at the corresponding position of the target object in the image when the video is played to the time point when the image appears. Due to the display information of each frame of image generated in the application, children can automatically learn character learning in the process of watching the video accordingto the display information, and the character recognition ability of the children is improved.

The invention aims at providing a method for reading by means of reading equipment. The method includes the steps that a corresponding training page and corresponding current reading position information are determined according to reading audio information played by the reading equipment; reading indication information in projection information is determined according to the current reading position information and the coordinate mapping relationship between the training page and a projection device; the projection information is shown in a reading page of a user through the projection device, wherein the reading indication information is superposed in text information, synchronous with the reading audio information, in the reading page. According to the method, corresponding texts can beautomatically projected and highlighted while reading audio is played, and the effect of learning to read is enhanced; even if no corresponding physical books exist, electronic pages can be directlyprojected to a tabletop by a system, the reading process or the process of learning to read of the user is greatly simplified, and the use experience of the user is improved.

The invention relates to an automatic identification device for an animal two-dimensional code earmark, which comprises a rotary workbench carrying the earmark, a motor supporting the rotary workbench to rotate and a two-dimensional code reader fixedly arranged above the rotary workbench for identifying the earmark. The earmark which is cut can be placed on the rotary workbench by utilizing the device, then transmission, identification, reading and recovery of the earmark can be automatically completed by a cancellation machine, the operation is simple, and the workload can be reduced.

The invention discloses a system for printing two-dimension lattice hologram graphic code. The system includes one or several bar codes made up of several lattice image units sprayed by code sprayer, there has gap between each line code, the lattice image is formed with dot sprayed by code sprayer, preset lattice image unit is correspondent to different letter. The system sprays bar code in the frame online. The upper and the subjacent part of the left and right ends of the frame have special mark, which is used as the reference point of bar code direction identification.

The invention relates to a method for increasing the reading rate and encryption of website two-dimensional code tags. The method includes the steps: assigning a character mapping table K1 for a short link; performing MD5 encryption operation for an original website to obtain a 32-bit encryption string K2; dividing the K2 into four sections a1-a4 respectively provided with eight characters, respectively and forcedly transforming the a1-a4 into 8-bit sixteen systems, transforming the a1-a4 into binary systems and taking front 30 bits of a result to correspondingly obtain b1-b4; dividing the b1-b4 into six sections, enabling every 5-bit binary system to correspond to one figure, replacing the section by corresponding characters in the K1 by taking the figures as positional sequence numbers to correspondingly obtain 6-bit short mapping characters c1-c4; storing a cx non-existing in an existing record of a database among the c1-c4 in the database together with the original website; sequentially adding ' / ' and the cx to a website of a domain-name server to obtain two-dimensional code information K3 of the short link. By the method, release of website two-dimensional codes can be effectively managed.

The invention is concerned with an enhancing method for recognizing and reading ratio about the data matrix code signed on knife. It solves the problem that the application of directly signing data matrix code technology on knife and depends the pretending dispose method of sign face to solve the wear and tear, pollution and rusty problem of the signed code on knife. It also solves the problem that the contrast of code is small and the quality of figure is bad induced by the glisten of metal surface by enhancing the contrast of mark and the coarseness degree of mark surface. If the code is distortion and is difficult to recognize for the surface shape of knife, it improves by the selecting method by marking surface, and it enhances the recognizing and reading ratio about the data matrix code signed on knife greatly.

The invention discloses a teaching content prompting method and device, a terminal and a storage medium. The method comprises steps that the image information is received, and characteristic data of the image information is identified; the text corresponding to the characteristic data is matched in a learning database according to the characteristic data; when the corresponding text is matched, the matched text is played in a voice mode. The method is advantaged in that through receiving the image information in real time and identifying the characteristic data of the image information, the corresponding text is matched in the learning database according to the characteristic data and is played, a problem that the scene text can not be through of at the moment in some occasions is solved,the relevant teaching content is provided according to the image characteristics when an image is received, the knowledge cognition level of students is improved, and the literary literacy is furtherenhanced.

The invention relates to a modification method for jet printing base material pet for RFID label antenna based on particle-free type conductive ink. The method includes the following steps that a pet film is washed with deionized water, then subjected to extraction for 24 hours in a mixed solution of ethyl alcohol, ethyl acetate and acetone, then taken out and then dried in a vacuum oven at the temperature of 90 DEG C for standby application, and the treated pet film is obtained; and the treated pet film is preheated to the temperature of 30-40 DEG C and is subjected to corona treatment under the current intensity of 2-10 A on a corona treatment machine at the speed of 8-15 m / min under the stable power of 10-18 kw, and the modified pet film is obtained. According to the modification method, surface modification is conducted on printing base material polyethylene terephthalate through corona treatment, and a base material polyester film which is suitable for particle-free type conductive ink jet printing and has excellent printability is obtained; and the quality of the printed label antenna is improved, it is tested that the absorptivity of the pet film treated through corona to printing ink is high, the electrical conductivity of the printed label antenna is improved greatly, and the readability is improved greatly.

The invention provides a decoding chip of an RSS (Really Simple Syndication) bar code, comprising a scanning module, a boundary identification module, a direction identification module, a bar space boundary processing module, a search feature identification module, a sign character acquisition module, a decoding fragment storage, an RSS bar code combination logic judgment module and a decoding module, wherein the scanning module generates scanning coordinates; the boundary identification module acquires the bar space boundary point of a bar code image; the direction identification module acquires the direction of the bar code; the bar space boundary processing module acquires the bar space boundary according to the direction of the bar code; the search feature identification module acquires sign parameters according to the bar space boundary; the sign character acquisition module works out the sign character of an RSS bar code combination; the decoding fragment storage stores the sign character of the RSS bar code combination; the RSS bar code combination logic judgment module acquires the sign character of an integral RSS bar code fragment combination meeting decoding standards; and the decoding module carries out error check and decoding so as to acquire bar code information. The decoding chip of the RSS bar code acquires the sign character of the integral RSS bar code fragment combination through splicing various bar code fragment combinations, thereby improving the recognition rate and the decoding success rate of the RSS bar code.

The invention belongs to a code edge sawtooth anti-counterfeiting method, which comprises the following steps: printing a two-dimensional code on a printed matter, and printing some sparse ink dots or / and line segments in a blank area with the width of 0-1.5 mm near the two-dimensional code; promoting the ink forming the ink dots or / and the line segments to randomly diffuse to form sawtooth edges;amplifying and shooting the two-dimensional code and the sawtooth edge to obtain microscopic feature information of the sawtooth edge; and correspondingly storing the obtained microscopic feature information and the two-dimensional code into an anti-counterfeiting inspection system database to serve as an anti-counterfeiting feature information file. According to the method, the code edge is ingeniously utilized, the sawtooth edge formed by the ink dots or / and the line segments on the code edge can be used as an anti-counterfeiting feature. The trouble of revision is avoided, two-dimensionalcode reading interference is avoided, and microscopic feature information of the sawtooth edge can be conveniently acquired through code scanning.

A system and method for remote visual complement of luggage are disclosed. The complementary code system comprises a function control module, an image acquisition module, a visual identification module, a remote complementary code module and an assignment decision module. The function control module is connected with the image acquisition module, the function control module is connected with the assignment decision module, and the image acquisition module is connected with the visual identification module. The visual identification module is respectively connected with an assignment decision module and a remote complement module, and the remote complement module is connected with the assignment decision module. By receiving the complement code request of the function control module, completing the complement code of the luggage missing the relevant information through the links of image acquisition, image processing, complement code operation, information binding, etc., the invention improves the sorting efficiency, reduces abnormal conditions such as luggage accumulation, and reduces the labor intensity of the field personnel through remote operation and diagnosis.

The invention discloses an offline message storage method and device, a server side and a readable storage medium, and the method comprises the steps: after the server side receives a message writingrequest sent by a first client side, detecting whether a second client side receiving a to-be-written message corresponding to the message writing request is in an offline state; if it is detected that the second client is in an offline state, determining the to-be-written message as an offline message; and writing the offline message into a preset memory database and a preset non-relational database, and setting the validity period of the offline message in the memory database. According to the method, the storage space of the server memory database is saved, and the offline message reading efficiency is improved.

An embodiment of the invention provides a method and apparatus for printing a two-dimensional code by use of a 9-pin printer in an embedded system. The method mainly comprises calculating print points corresponding to each rectangular unit of a logic matrix of a two-dimensional code to be printed according to the size of a print area and print resolution of the 9-pin printer; according to the print points corresponding to each rectangular unit of the logic matrix, mapping each rectangular unit of the logic matrix to a corresponding matrix unit of a print pixel matrix of the 9-pin printer by use of a bitmap data structure; and thus converting the logic matrix into the print pixel matrix of the 9-pin printer. According to the command format of the 9-pin printer, the print pixel matrix of the 9-pin printer is converted into a stream of bytes of the printer. According to the embodiment of the invention, 2D code graphics satisfying the accuracy and graphics area requirements can be printed with the 9-pin printer in a low-end embedded environment, while a high literacy rate is ensured.

The invention discloses a one-dimensional bar code identification method and system based on waveform matching, and the method mainly comprises the steps: obtaining a row of data of a bar code image,searching a starting point and an end point of a bar code waveform, judging whether the searching is successful or not, obtaining wave crests and wave troughs of the bar code waveform if the searchingis successful, otherwise confirming that the searching is failed, and finishing the identification; Based on the positions and gray levels of the starting point and the ending point, local illumination equalization and gray level normalization processing are carried out; Based on the coarse screening peak-valley position library, the fuzzified bar code waveform library and the starting point, theterminal point, the wave crests and the wave troughs, performing peak-valley position-based screening on each fuzzified bar code waveform to obtain a plurality of fuzzified bar code waveforms; And performing cumulative calculation on the difference absolute values of the sampling points one by one, and confirming that the blurred bar code waveform with the minimum cumulative value is the bar codeto be matched. The method can effectively identify the bar code picture obtained under the defocus blurring condition, and can effectively improve the production work efficiency.

The invention relates to an RSS barcode decoding method which comprises the following steps that: an RSS barcode fragment combination formed by at least an RSS barcode fragment is obtained; according to the search characteristic in the RSS barcode fragment, whether the RSS barcode fragment combination is part of a standard barcode fragment combination is judged; if the RSS barcode fragment combination is part of the standard barcode fragment combination, whether the RSS barcode fragment combination is the same with the previously obtained RSS barcode fragment combination is judged; if the RSS barcode fragment combination is not the same with the previously obtained RSS barcode fragment combination, whether the RSS barcode fragment combination can be spliced with the previously obtained RSS barcode fragment combination is judged; and if the RSS barcode fragment combination can be spliced with the previously obtained RSS barcode fragment combination, the RSS barcode fragment combination and the previously obtained RSS barcode fragment combination are spliced so as to form the complete RSS barcode fragment combination which complies with the standard barcode fragment combination. The method obtains the complete RSS barcode fragment combination by splicing, and improves the RSS barcode reading rate and decoding success rate.

The invention discloses a method for a washing machine identifying clothes labels and a washing machine. The method comprises following steps: obtaining first group clothes label information which is read when the clothes are put in the washing machine, obtaining second group clothes label information which is read when the clothes are taken out after being put in the washing machine, and obtaining third group clothes label information which is read during a weighing program; querying and determining results from a binary system code list for each clothes label on the basis of the three groups of clothes label information; adding up the determination results to obtain the total number of clothes that are put in the washing machine; in the binary system code list, the determination result of each item is obtained from performing AND relation on the first bit of each item and flipped second bit and then performing OR relation on the former result and the third bit; the first bit is corresponding to the situation that clothes are put in the washing machine, the second bit is corresponding to the situation that clothes are taken out of the washing machine after being put in, the third bit is corresponding to the situation when the washing machine is in the weighing program. Through three times of reading and on the basis of the binary system code list, accurate determination of the number of clothes put in the washing machine is achieved.

The invention relates to a reading device capable of identifying bar codes of various materials and color bar codes, which comprises a processor, an imaging module and a light supplementing lamp module, and is characterized in that the light supplementing lamp module comprises a plurality of light supplementing lamps, and the light supplementing lamps comprise white and non-white light supplementing lamps; the processor controls the light supplementing lamp module to lighten a white light supplementing lamp; the imaging module collects a current bar code to obtain a digitized bar code image, and then sends the digitized bar code image to the processor; the processor queries a fill-in light mapping table according to the gray value characteristics of the gray image, and determines the colorof the fill-in light suitable for the current type of bar code; establishing a mapping relationship between the gray scale range value and the color of the fill-in light in the fill-in light mappingtable; the processor controls the light supplementing lamp module to lighten the light supplementing lamp corresponding to the color, and light supplementing lamp setting is completed; and the bar code reading device starts to collect the bar code after the light supplement lamp is set. By automatically adjusting the color and the brightness of the light supplementing lamp, the depth-of-field range and the decoding capability of the bar code reading equipment are improved.

The invention discloses a method for selecting a fixed position of an RFID tag on the outer side of a packaging box. The method comprises the following steps that (1) an antenna of an RFID reader is fixed over a conveying belt or under the conveying belt or on the upper left portion or the upper right portion of the conveying belt, then information of each packaging box is written into an electronic tag of the corresponding packaging box, and the ID number of each electronic tag is unique; (2) the packaging box carrying the labels is placed on a conveying belt, the packaging box passes throughan RFID reader at a constant speed, data of the RFID labels passing through the reader at the constant speed are obtained from an interface of the RFID reader on the conveying belt, and the data comprise label numbers epc, time timings and signal strength RSSI. The electronic tags are arranged on the six faces of the packaging box respectively, and data and the like of the packaging box and the RFID tags overturned by 90 degrees are tested.

The invention discloses an interesting character learning device for children. The interesting character learning device comprises a body, a knob mechanism, a moving part, cards, an indicating lamp and a voice player; a square sliding groove used for sliding of a clamping base is formed in the body, the cards can be inserted into the clamping base, and the clamping base is driven by the moving part; the knob mechanism comprises a handle, a rotating shaft and a driving rod, one end of the rotating shaft is fixedly connected with the handle, and the other end extends to the rear part of the body; the moving part comprises a moving rod, a first driving wheel, a second driving wheel and a cam, the first driving wheel, the second driving wheel and the cam are sequentially arranged on the outersurface of the moving rod, a cavity capable of sleeving the rotating shaft is formed in the center of the moving rod, a spiral groove is formed in the local outer wall of the moving rod, and the driving rod penetrates the spiral groove and is connected to the rotating shaft; and when the rotating shaft rotates, the driving rod can drive the moving rod to do reciprocating motion in the horizontal direction. According to the interesting character learning device for children, the functions of voice broadcasting and card popup can be realized, the corresponding functions accord with the psychological cognition of children, and the learning interest of children is improved.

The invention discloses a coiled pipe weld joint identification tracing system which comprises the components of a coiled pipe automatic butt welding production subsystem which is used for realizing automatic butt welding of short pipes in a product BOM; an automatic labeling machine which is used for receiving an automatic labeling instruction of the MOM subsystem and carrying out automatic labeling on the pipe ring identification bar code; and an MOM subsystem which is used for realizing informatization and digitalization management and control of a workshop manufacturing process, recordingand storing weld joint identity information and weld joint associated information, sending an automatic labeling instruction to an automatic labeling machine, and identifying the weld joint identity information and the weld joint associated information through a pipe ring identification bar code; wherein the weld joint associated information at least comprises information, welding parameters, welder information and quality inspection information. By arranging the label with the two-dimensional code, the storage rate is high, the reading rate is high, full-life-cycle tracing and knowledge management of the serpentine pipe weld joint can be achieved, the workload of manual input is reduced, data errors and data loss are reduced, and the production and operation efficiency is improved.

The invention relates to the mobile electronic commerce field, in particular to an electronic card issuing technique. The invention provides a method for issuing electronic cards, a device and a system thereof, which are used to improve the issuing success rate of the electronic cards and the readability of electronic card two-dimension code information. The method for issuing the electronic cards comprises: receiving a request for issuing the electronic cards, obtaining user data information and terminal device categories of users who request to issue the electronic cards, encrypting the user data information, then, compiling the electronic card two-dimension code information, determining a data encoding mode which is adopted to send the electronic card two-dimension code information according to the category of the terminal devices, and adopting the determined data encoding mode to send the electronic card two-dimension code information to the terminal devices of the users.

An embodiment of the invention provides a method and apparatus for printing a two-dimensional code by use of a 9-pin printer in an embedded system. The method mainly comprises calculating print points corresponding to each rectangular unit of a logic matrix of a two-dimensional code to be printed according to the size of a print area and print resolution of the 9-pin printer; according to the print points corresponding to each rectangular unit of the logic matrix, mapping each rectangular unit of the logic matrix to a corresponding matrix unit of a print pixel matrix of the 9-pin printer by use of a bitmap data structure; and thus converting the logic matrix into the print pixel matrix of the 9-pin printer. According to the command format of the 9-pin printer, the print pixel matrix of the 9-pin printer is converted into a stream of bytes of the printer. According to the embodiment of the invention, 2D code graphics satisfying the accuracy and graphics area requirements can be printed with the 9-pin printer in a low-end embedded environment, while a high literacy rate is ensured.