68results about How to "Prevent plagiarism" patented technology

The invention discloses an automatic question assignment method. According to question models, a system takes parameters at random to assign questions in batches, so that a group of totally different questions are obtained. The automatic question assignment method provided by the invention, which provides a visual interface, includes the following steps: a question bank is created, and the question models containing parameters and answers are inputted via the visual interface; according to the number and types of the parameters in the questions, a plurality of groups of different data are chosen at random, the chosen data are put into questions, corresponding answers are worked out, and the questions and the answers are stored into the question bank; and questions with the data are randomly chosen and outputted via the visual interface. By substituting random data for the known conditional data in the questions, the questions which are obtained from the same question models are different from one another, as a result, answers are different as well, consequently, students have to solve the questions alone, and the homework-copying phenomenon can be effectively prevented.

The invention relates to a device for measuring solid moment of inertia, which comprises a mechanical part and a data collecting, transmitting and receiving module, and is characterized in that: a singlechip on a circuit board is used for timing, receiving times of a shade sheet passing through an photoelectrical door and time data which are transmitted from the photoelectrical door, transmitting the data in real time, and displaying the data on a display connected with the singlechip; in addition, the circuit board embedded with the singlechip is provided with a 'send' button and a bluetooth transmitting module; the bluetooth transmitting module is used for transmitting a data packet comprising student information and the data to a bluetooth receiving module on a computer through pressing the button; and the bluetooth receiving module is used for processing the data in real time after receiving the data, and storing the processed data on the computer.

In a method and device for treating or processing containers (2) that are used for storing substances for medical, pharmaceutical or cosmetic applications or contain the same, cylindrical containers open at least at one end are automatically led past or pass through processing stations for treatment or processing by means of a conveying device, while said processing stations are jointly held by a carrier (25; 134) in a regular two-dimensional arrangement. The carrier has a plurality of openings or receptacles (32; 39; 87; 120), which determine the regular arrangement. According to the invention, the treatment or processing of the containers is performed on or in at least one of the processing stations while the containers are held by the carrier. This opens up new possibilities for treating or processing the containers, for example when crimping metal covers or during freeze-drying.

The invention discloses a Tibetan language thesis copying detection method and a Tibetan language thesis copying detection system based on Tibetan language sentence levels. The Tibetan language thesis copying detection method includes: subjecting Tibetan language text characters to code conversion and noise removal preprocessing; segmenting a text into text blocks according to sentences through boundary identification of Tibetan language sentences and establishing a temporary table of segmented text blocks; extracting and computing text features from a sentence-document inverted index table and the temporary table according to the number of the sentences to obtain sentence similarity; establishing an adjacency list in accordance with the sentence similarity, computing text block similarity and detecting copying of two Tibetan language theses according to a text block similarity value. The Tibetan language thesis copying detection system comprises a Tibetan language thesis copying detection device and a database, wherein the Tibetan language thesis copying detection device is connected to a client terminal server through the Internet, and the database is connected to the server and used for storing Tibetan language theses. The Tibetan language thesis copying detection device comprises a preprocessing module for code conversion and noise removal of the text characters, a temporary table module for constructing the segmented text blocks, an extracting module for constructing sentence text features and a copying detection module for detecting whether the theses have similar copied data or not.

The invention discloses a start-up method of embedded equipment, the embedded equipment, a server and a system. The start-up method comprises the steps of obtaining a boot loader from the server according to a preset program during powering on, starting the boot loader to run, obtaining a kernel image file from the server through a first path according to the boot loader, starting running of the kernel image file, and mounting the kernel image file to a network file system in the server through a second path according to a kernel start-up parameter transmitted by the boot loader. In this way, a storage medium (such as flash, and an SD (Secure Digital) card) in the embedded equipment can be removed, the cost of the embedded equipment is lowered, data is not stored in the storage medium of the embedded equipment any longer, but is stored in the server, perfect management and security measures can be taken for files in the server, steal and copy are avoided effectively, and the safety is improved.

The invention discloses a multifunctional wireless transmission handheld meter reading device comprising a power supply module, a main controller module and a data storage module connected with the main controller module, a wireless transmission module and a remote control communication module, wherein an input end of the main controller module is connected with an infrared receiver for receiving infrared data transmitted by an electric energy meter, a GPS (Global Position System) positioning module for realizing global positioning and an image collection module for collecting image information of a meter reading field; an output end of the main controller module is connected with an infrared transmitter for transmitting the infrared data to the electric energy meter and an LED (Light Emitting Diode) display module for displaying meter reading data; the image collection module comprises a CCD (Charge Coupled Device) camera and an image encoder connected with the CCD camera; and the image encoder is connected with the main controller module. The multifunctional wireless transmission handheld meter reading device disclosed by the invention has the advantages of simple structure, reasonable design, convenience in realization, high meter reading efficiency, high meter reading accuracy, good timeliness, convenience in utilization and operation, complete functions, strong practical applicability, good utilization effect and high popularization and application values.

The invention discloses a method and system for transmitting a video file through a network. The system comprises a server-side and at least one terminal capable of establishing communication connection with the server-side; the server-side is provided with a business server and a data server; the data server comprises a video database and a key base; the business server comprises an identity verification module, a verification code generation module, and a key generation module; the terminal is arranged to propose a video file downloading request to the server-side in response to the passingof the identity verification, and to encrypt the request data according to the verification code; the server-side receives the request and confirms a downloading request according to the verificationcode, and sends the video file corresponding to the downloading request and the dynamic key to the terminal; the terminal comprises an encryption module and a playing module. The problem about the server computation resource utilization can be effectively solved, and the security of the file can be guaranteed.

The invention provides a random question choosing program on-line checking system. The random question choosing program on-line checking system includes a test base management module, a random question choosing module, a program automatic identification module, a question completion situation monitoring module, a code browsing module, a score export module and a database module, wherein the test base management module provides a question entering function for a system administrator; the random question choosing module provides a function for setting the question number for checking and the difficulty for checking for the system administrator, and checks the distributed questions for a user randomly when the user logs in; the program automatic identification module can distinguish on line whether the code, for one question, submitted by the user, passes the test; the question completion situation monitoring module can provide a function for a user to log in the IP to check for the system administrator during the checking period, and a function for checking the question completion situation for the user; the code browsing module can enable the system administrator to check the code submitted by the user; the score export module provides a score export function for the system administrator; and the database module provides a data storage function for the other modules.

The invention discloses a goods sorting system and a sorting method. The goods sorting system comprises a feeding device, a transmitting device, a pushing device, a kick-off device and a sorting bin. The sorting bin comprises a plurality of bin bodies; the feeding device, the transmitting device, the pushing device and the kick-off device are sequentially connected; the transmitting device is a U-shaped rotation channel which comprises a feeding line and a blanking line; the feeding device is used for conveying goods onto the feeding line; the pushing device is connected with the feeding line and the blanking line, and is used for pushing goods detected on the feeding line to the blanking line; the kick-off device is used for kicking off each goods on the blanking line into one bin body; the sorting bin is located under the kick-off device; the goods sorting system further comprises a controller; and the feeding device, the pushing device and the kick-off device are controlled by the controller. The goods sorting system is compact in structure and can realize automatic sorting of goods.

The invention discloses an encryption technology for preventing copying of a PCB. In original PCB production, wiring design is carried out on the PCB; pseudo via hole encryption is carried out on via holes or bonding pads; a pseudo via hole comprises a hole plate and the via hole; the connected parts of the via holes between different layers are punched; copper plating treatment is not carried out in the via holes; and no physical connection relationship is formed between upper and lower layers of lines. The encryption technology is mainly applied to large-medium electronic product producing and processing enterprises for preventing products from being imitated and copied by third-party companies, does not increase the manufacturing cost of an original product, and only improves and adjusts an existing PCB board-making technology; the scheme is simple and feasible; and the possibility that the product is cloned or copied is effectively avoided. The encryption mode is simple, effective, high in invisibility and suitable for a mass production technology and product encryption and improvement.

The invention provides a collecting, transmitting and real-time processing apparatus for Millikan oil-drop experiment data. The collecting, transmitting and real-time processing apparatus for the Millikan oil-drop experiment data is characterized in that the a single chip microcomputer on a circuit board is used for timing; a balance voltage is dialed to be 0 V; and when beginning to drop by one grid, the oil-drop becomes in a uniform linear motion under the combined action of gravity and air viscous resistance. When the oil-drop reaches the first grid, a student presses down a timing button on a panel of an oil-drop instrument, and then the single chip microcomputer begins timing; at the instant that the oil-drop moves to the sixth grid, the student presses down the timing button again, and then the single chip microcomputer ends timing, transmits the time data in real time, and displays the data on a displayer connected with the single chip microcomputer; and after the students measures all required data, a sending button inserted on the circuit board of the single chip microcomputer is pressed down, and then a data package including the data and student numbers and names are transmitted to a computer through a Bluetooth emission module, and then the data is stored and further processed by the computer.

The invention relates to an English translation teaching aid, and belongs to teaching aids. The English translation teaching aid comprises a cylinder (15), a pole (18) and a pedestal (20), the middleof the upper surface of the cylinder (15) is provided with a rotating disc (3) in axial direction with the cylinder (15), a book clamping plate (1) is arranged on the rotating disc (3), a book slot (1) is arranged in the bottom of the book clamping plate (1), sliding grooves (4) are arranged in the external edges of the upper and lower surfaces of the cylinder (15) respectively, reducing clampingplates (35) are arranged in the upper ends of the two internal sidewalls of the sliding grooves (5) respectively, and clamping blocks (4) are arranged in each sliding groove (5). Thus, a teacher can monitor the whole translation process of a student, subjectivity of the students are embodied, the students are more interested in translation, and similarities and differences between different skillsor terminologies are elaborated for the students in a more vivid and easier way via contrast teaching, and the students can learn and understand the translation skills.

The invention discloses a device for acquisition, transmission and real-time processing of spectrometer experimental data. The device comprises a collimator tube, a telescope, an objective table, an angular sensor, a circuit board embedded with a singlechip microcomputer, a Bluetooth emission module, a display device, a computer and a data processing program, wherein the computer is used for collecting the experimental data and processing the collected experimental data in real time and is provided with a Bluetooth receiving module, and the telescope is used for observation in a spectrometer experiment. The device is characterized in that the angular sensor is additionally arranged between a dial disc and the telescope and is connected with the singlechip microcomputer; data measured by the angular sensor are transmitted to the singlechip microcomputer, and the singlechip microcomputer transmits the data to the display device, which is connected with the singlechip microcomputer, in real time to be displayed; and after students completely measure the required data, a transmission button on the circuit board embedded with the singlechip microcomputer is pressed, data packets containing the data and student numbers as well as names are transmitted to a computer of a teacher through the Bluetooth emission module, and the computer is used for storing and postprocessing the data.

The present invention is a plagiarization-proof function for a SIM card, wherein a telecommunication service data of a telecommunication vendor is processed with a data encryption, and is then saved on an identifiable service identification card which can be accessed for a registration data. Next, the registration data is entered into a mobile phone module and a SIM card module, through the mobile phone module or a computer program. Accordingly, through a service of logging and registration provided by the telecommunication vendor, the registration data accessed by the subscriber is submitted to the telecommunication vendor to request for a registration and a provision of communication service, through a logging and registration program of the SIM card module, so as to achieve purposes of preventing from being plagiarized and of expanding the communication service.

A method and system for protecting the software on additional card of peripheral is disclosed. Said method includes such steps as reading the encryped particular information from non-volatile memory by microcontroller when the first reset signal from peripheral bus is disabled, decrypting it, generating the second reset signal by microcontroller, receiving it by microprocessor, reading the decrypted particular information, transmitting it to host, recognizing and varifying it, and running the dedicated program of microprocessor to start said additional card.

The present invention discloses a complete machine product anti-disassembling apparatus and method. The complete machine product anti-disassembling apparatus comprises: a detecting module, a monitoring module and a damaging module. A complete machine product comprises a plurality of enclosures, wherein the enclosures of the complete machine product are mechanically coupled via coupling members. According to the present invention, whether the complete machine product is disassembled is detected by the detection module; during the anti-disassembling process of the complete machine product, the monitor module sends, according to a detection signal, a start signal to the damaging module, and the complete machine product is damaged by the damaging module, thereby preventing the complete machine product from being copied by others.

The invention relates to an acquiring, transmitting and real-time processing device for equal-thickness interference experimental data, which comprises an equal-thickness interference generating device, a microscope machine, an electronic digital-display caliper, a circuit board, a radio-frequency emitting module, a display, a computer and a data-processing program, wherein the circuit board is embedded with a singlechip, the computer is used for collecting and real-time processing the experimental data and configuring a radio-frequency receiving module, and an equal-thickness interference experiment is observed by using a microscope. The device is characterized in that: the device is configured with the electronic digital-display caliper, the radius of a Newton ring is measured by the electronic digital-display caliper, the electronic digital-display caliper is connected with the singlechip, and the data content displayed by the electronic digital-display caliper can be transmitted to and displayed on the display connected with the singlechip in real time by the singlechip; and after all the required data is measured by students, a sending pushbutton on the circuit board embedded with the singlechip is pressed, a data packet containing the data, student serial numbers and names is sent onto the computer through the radio-frequency emitting module, and the data is stored and subsequently processed after the data packet is received by the computer.

The invention provides a device capable of acquiring, transmitting, and processing the magnetic field measuring experiment data through the Hall effect in a real time manner. The device comprises a power supply, an electromagnet, a Hall element, a DC digital reometer, a DC digital voltmeter, a circuit board embedded with a singlechip, a Bluetooth sending module, a display, a computer used for acquiring and processing the experiment data in a real time manner and provided with a Bluetooth receiving module, and a data processing program, wherein, the DC digital voltmeter is connected with the singlechip; when the recording button on the circuit board embedded with the singlechip is pressed down as long the Hall voltage is obtained by a student, the Hall voltage data can be transmitted to and displayed by the display connected with the singlechip in a real time manner; and the sending button on the circuit board embedded with the singlechip is pressed down as long as all the required data are measured by the student, a data packet with the above data and the number and name of the student is sent to the computer through the Bluetooth sending module, and then is stored and subjected to follow-up processing by the computer.

The invention discloses a computer examination platform which comprises an examination desk and a computer arranged on the examination desk. The computer comprises a mainframe and an examination paper display screen, and the mainframe is arranged in the examination desk. The examination desk comprises a desktop, and the desktop is provided with a window for exposure of the examination paper display screen and a window plate for covering the window. The examination paper display screen comprises a backlight lamp, a liquid crystal display panel and a polarizer, and the polarizer is arranged above the liquid display panel and parallel to the surface of the polarizer. The polarizer is capable of moving along the surface of the liquid display panel along with movement of a cursor. The invention also discloses a utilization method of the computer examination platform. Universality of the examination platform can be improved.

The invention discloses a cover opening protection device and a cover opening protection method. The method comprises the following steps: step 1: an initialization step: arranging a dip angle sensor on the inner side of a cover body of equipment; reading an initial angle of the dip angle sensor by a controller; setting a safe angle range S based on the initial angle; step 2: carrying out real-time dip angle detection: reading a detection value a of the dip angle sensor in real time by the controller; step 3: a judgment step: judging whether a is in the safe angle range S or not; if not, entering step 4; otherwise, returning back to step 2; step 3: starting a safety protection measure; and the safety protection measure comprises at least one of the following measures: (1) controlling the equipment to shut down or stopping the equipment from starting up by the controller; (2) controlling sensitive data to be self-destructed by the controller, wherein self-destruction refers to the situation that the data is erased or a memory storing the sensitive data is burnt down; and (3) starting field alarming or remote alarming. According to the cover opening protection device and method, the protection is implemented based on dip angle detection, the concept is ingenious and the device and the cover opening protection device and method are prone to implement.

The invention relates to a device for performing acquisition, transmission and real-time processing on air track experiment data, which comprises an air track experiment table, a circuit board, a photoelectric door, a bluetooth transmitter module, a display, a computer and a data processor, wherein the circuit board is embedded with a singlechip; the photoelectric door is connected with the singlechip and is used for triggering; and the computer is used for performing acquisition and real-time processing on the experiment data and is configured with a bluetooth receiver module. When an air track experiment is conducted, the device for performing the acquisition, the transmission and the real-time processing on the air track experiment data is characterized in that the singlechip on the circuit board is utilized to perform timing, the singlechip is connected with the photoelectric door; an anti-dazzling screen can be transferred to the singlechip by the photoelectric door through the time signals of the photoelectric door, and then, the signals are transmitted in real time by the singlechip and are displayed on the display connected onto the singlechip; students press a sending button on the circuit board embedded with the singlechip after measuring all required data; a data packet containing the data and student numbering as well as names is sent to the computer through the bluetooth transmitter module; and then, storage and postprocessing are performed on the data after the data packet is received by the computer.

The present invention discloses a board card anti-disassembly device and method. The board card anti-disassembly device comprises: a detecting module, a monitoring module and a damaging module; wherein a board card is coupled to a board card carrier via a coupling member; the detecting module is configured to detect whether the board card is disassembled off the board card carrier, and send a detection signal to the monitoring module; the monitoring module is configured to send a start signal to the damaging module according to the detecting signal; and the damaging module is configured to damage the board card upon receiving the start signal. According to the board card anti-disassembly device and method provided by the present invention, the detecting module detects whether the board card is disassembled off the board card carrier, the monitoring module sends the start signal to the damaging module according to the detection signal while preventing an electronic product from being disassembled, and the damaging module damages the electronic product, such that others are prevented from copying the electronic product.

The invention discloses an acquiring, transmitting and real-time processing apparatus of experimental data of a potential difference meter. The apparatus comprises a potential difference meter board, a galvanometer, a circuit board embedded with a single-chip, a Bluetooth transmission module, a display and a computer used for collection and real-time processing of the experimental data and configured with a Bluetooth reception module. The apparatus is characterized in that the potential difference meter experimental apparatus is configured with an electronic digital display caliper which is connected with the single-chip; when a student needs to record data, data content measured by the electronic digital display caliper can be transmitted in real time and displayed on a display which is connected with the single-chip by pressing down a recording button on the circuit board which is embedded with the single-chip; after the student measures all the needed data, a data packet containingthe data as well as the serial number and the name of the student can be transmitted to the computer through the Bluetooth transmission module by pressing down the sending button on the circuit boardwhich is embedded with the single-chip; and then the computer performs subsequent processing on the data.

The invention discloses an intelligent access control management method and system based on the Internet of Things. The method comprises the steps that an intelligent terminal is connected with an access control server in a communicating mode; the access control server receives an access instruction sent by the intelligent terminal; when the access control server verifies that the access instruction sent by the intelligent terminal is consistent with a preset correct instruction, the access control server controls the access control opening, so that an user is connected with the access controlserver by scanning an access control QR code in a communicating mode, then the user can input the access control instruction directly on the intelligent terminal, when the access control instructioninput by the user is correct, the access control opens, and the user can enter; inputting the instruction before the access control is not required, plagiarism by illegal persons is prevented, card wiping to enter the access control is not required, forgetting or loss of a card is not required to worry about, and manual management is not required; and labor costs are reduced, the efficiency of theaccess control is improved, convenience is brought to the user, and meanwhile, the security of the access control is improved.

The embodiment of the invention provides a target application running method and device and a storage medium. According to the technical scheme of the target application running method and device and the storage medium, whether a target application comprises an encryption program or not is judged, if yes, the encryption program is run, a secret key is generated, then the encryption program is erased, and the step of judging whether the target application comprises the encryption program or not continues to be executed; if not, the secret key of the target application is verified, when the secret key passes the verification, the target application is operated, and the source code program of the MCU can be simply and safely prevented from being plagiarized, copied and operated.

The invention belongs to the technical field of computer security competitions, and particularly discloses a user operation behavior-based anti-cheating method and system and a storage medium, and the method comprises the following steps: 1, carrying out the feature monitoring of the steps S1 to S8 of each team; 2, storing the monitoring result in a behavior operation record database; 3, performing data analysis on the behavior operation record database; and 4, throwing the suspicious data to analysts for judgment and punishment. The system comprises a feature monitoring module, an abnormal fingerprint analysis module, a Flag analysis module, an access behavior analysis module and a WriteUp analysis module. According to the method, behavior analysis is carried out from the title level to the behavior operation level, the analysis effect is greatly improved through the analysis comprehensiveness, accuracy, multi-condition and multi-factor combination mode, and the cheating phenomenon in the flag snatching competition is effectively reduced.

The invention relates to the technical field of desk and chair assemblies, in particular to a solid wood desk and chair and a manufacturing method thereof. The solid wood desk and chair comprises a desk, a seat, a shielding device, an invigilation device and an audio device, the shielding device comprises a containing chamber, a supporting piece, shielding cloth and a lifting device, the invigilation device comprises a camera shooting device and a recording device, the audio device comprises an earphone, the earphone is used for recording guidance voice in advance, the earphone can be worn by examinees during an examination and guides the examinees to perform the examination through the guidance voice. The shielding device is used for driving the supporting piece to move upwards through the lifting device till the shielding cloth shields the front portion, the left portion and the right portion of the upper portion of the table body, during examination, the shielding device shields the front portion, the left portion and the right portion of the upper portion of the table body, plagiarism is avoided, the invigilation device shoots images of examinees during examination through the camera shooting device, and sound is recorded through the recording device during examination, so that independent intelligent invigilation can be performed through the images and sound of the examinee.

The invention discloses an anti-theft informationized intelligent password lock control system. The anti-theft informationized intelligent password lock control system comprises a door body, an imageacquisition device and a control terminal; a control panel, a controller, an electric lockset and a first wireless signal receiving and transmitting device; the electric lockset and the first wirelesssignal receiving and transmitting device are electrically connected with the control panel and the controller; the image acquisition device and the first wireless signal receiving and transmitting device are in wireless communication connection with the control terminal; digital keys are arranged on the control panel; a trigger switch and a fingerprint reading device are arranged on each digitalkey; the trigger switch and the fingerprint reading device are electrically connected with the controller; a confidential cover is arranged on the door body; the control panel is positioned in the confidential cover; an opening for the hand of a user to stretch into the confidential cover is formed in the lower part of the confidential cover; a display plate is arranged in a groove; and after thetrigger switch is electrified, the display plate displays corresponding number. The anti-theft informationized intelligent password lock control system has higher safety, and the lockset is not openedeven if the password is stolen.

The invention discloses an implementation method and a system of software version protection. The method comprises the steps: encrypting a manufactured version file; when a version is started, loading the version file into an internal memory, obtaining a secret key of the version file, and deciphering the version file; coping a file system in the version file to a high address of the internal memory, and starting a core by utilizing a core file in the version file; building a memory technology device (MTD) sub-area based on the internal memory, mounting the MTD sub-area, and carrying out one-board starting. According to the method, when the version is manufactured, the whole version is encrypted through the secret key, when the version is started, the version is deciphered, so that security of the software version is high, and therefore the possibilities that a product is copied and others attack the product by analyzing useful information in the version are avoided.