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 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 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 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 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.

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 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 an optimal deployment method for a three-dimensional space reader-writer antenna with a cuboid obstacle. Firstly, a cuboid obstacle RFID antenna deployment optimization environment model is established, an improved reader-writer antenna perception model is adopted, constraint conditions that a tag can be perceived by a reader-writer antenna are given, and whether a cuboid obstacle exists between the reader-writer antenna and the tag or not is judged. The RFID field working environment is simulated by taking the coverage rate, the interference degree and the load balancefunction as target functions, an optimal solution and a fitness value of an optimal deployment scheme of the reader-writer antenna are obtained by applying an improved firefly algorithm, and the deployment and optimization of the reader-writer antenna is completed. According to the RFID reader-writer antenna deployment method, the reader-writer antenna deployment problem of the RFID environment that the labels exist between cuboid obstacles or materials are obstacles is solved, optimal reader-writer antenna deployment is achieved, and the reading rate of the reader-writer antenna to the labels reaches the highest.