Abstract: An electronic device and a fingerprint image correction method are provided. The electronic device includes an optical fingerprint sensor and a processor. The optical fingerprint sensor is used to obtain a fingerprint image. The processor is coupled to the optical fingerprint sensor. The processor judges multiple analog-to-digital converter values of multiple pixels of the fingerprint image according to a numerical mask to generate a comparison image. The processor compares the comparison image with a sample image to obtain a pressure level classification corresponding to the fingerprint image.

Abstract: A punching abnormality detection system, comprising: a punch, generating a vibration signal when working; an ultrasonic sensor, fixed on the punch and configured to convert the vibration signal into a voltage response signal; a data acquisition device, electrically connected to the ultrasonic sensor, configured to collect the voltage response signal in real time, generate a monitoring envelope curve, and analyze whether the voltage response curve deviates from the monitoring envelope curve; when the voltage response curve exceeds the monitoring envelope curve, the data acquisition device determine that the punch works abnormally, and an abnormal signal is output, thereby predicting production interruption caused by equipment abnormality during the production process and improving production quality.

Abstract: The present invention discloses a method for producing a long chain dicarboxylic acid by fermentation as well as a fermentation broth, a treated fermentation broth and a wastewater. The salt content in the fermentation broth is controlled to be below 20% by the fermentation method of the present invention. The method for producing a long chain dicarboxylic acid by fermentation provided by the present invention can effectively reduce the amount of alkali used in the fermentation process and the amount of acid used in the subsequent extraction of the long chain dicarboxylic acid, thereby reducing the amount of salt in the whole production process of the long chain dicarboxylic acid. At the same time, the method of the present invention also has many advantages such as shortening the fermentation time, increasing the acid production, reducing the amount of medium, and suitable for the production of various types of long-chain dicarboxylic acids, etc.

Abstract: A negative electrode material for a lithium ion battery comprises a carbon material, a silicon nanomaterial, and a first solvent. The carbon material comprises carbon nanotubes. The carbon material and the silicon nanomaterial are uniformly mixed in the first solvent. The weight percentage of the silicon nanomaterial is between 1% and 30%, and the amount of the carbon material is 1% to 30% of the amount of the silicon nanomaterial. A negative electrode composite slurry for a lithium ion battery comprises the negative electrode material and a graphite mixture material. The graphite mixture material comprises graphite and a second solvent. The graphite is uniformly mixed in the second solvent, and the weight percentage of the graphite is between 20% and 40%.

Abstract: A radar system includes a first radar sensor comprising a data combination system and a plurality of radar monolithic chips, wherein each radar monolithic chip includes a first radio frequency front end and a first microprocessor. The first microprocessor is configured to preprocess echo data obtained by the first radio frequency front end. The data combination system is configured to combine and transmit the preprocessed echo data, wherein a processor performs post-processing on the preprocessed echo data to generate point cloud data of the radar system.

Abstract: The present disclosure provides a method for extracting long chain dicarboxylic acid, the method comprising: (1) subjecting a long chain dicarboxylic acid fermentation broth to a primary membrane filtration treatment to give a first filtrate; subjecting the first filtrate to decolorization, crystallization, and solid-liquid separation to give a first solid; (2) redissolving the first solid in water to form a solution; subjecting the solution to decolorization, crystallization by acidification, and solid-liquid separation to give a second solid. By the method, the resulted long chain dicarboxylic acid product has a high purity and no residual organic solvent.

Abstract: The present disclosure provides a system for extracting long chain dicarboxylic acid, the system comprising: a primary membrane filtration unit, a first crystallization unit, a first separation unit, a first dissolution tank, a secondary membrane filtration unit, a second separation unit, a second crystallization unit and a third separation unit. By the system for extracting long chain dicarboxylic acid of an embodiment of the present invention, the resulted long chain dicarboxylic acid product has a high purity, very low and even no residual alkane residue, and organic solvent-free.

Abstract: An photolithographic apparatus includes a particle removing cassette selectively extendable from the processing apparatus. The particle removing cassette includes a wind blade slit and an exhausting slit. The wind blade slit is configured to direct pressurized cleaning material to a surface of the mask to remove the debris particles from the surface of the mask. The exhausting slit collects the debris particles separated from the surface of the mask and contaminants through the exhaust line. In some embodiments, the wind blade slit includes an array of wind blade nozzles spaced apart within the wind blade slit. In some embodiments, the exhausting slit includes array of exhaust lines spaced apart within the exhausting slit.

Abstract: An optical gateway includes a light sensor unit, comprising at least one light sensor, configured to sense state information of a signal lamp of an external test device; a control unit, connected to the light sensor unit, and configured to obtain the state information of the signal lamp; and a communication unit, connected to the control unit and configured to send the status information of the signal lamp to an external cloud server. The invention also provides a remote monitoring system, and the user can obtain the state information of the external test device from the cloud server, and monitor the working state of the external test device in real time through the optical gateway and the remote monitoring system.

Abstract: The present disclosure provides a system for refining long chain dicarboxylic acid, comprising: a first membrane filtration unit, for a first membrane filtration of a long chain dicarboxylic acid fermentation broth or a treated liquid therefrom; a first decolorization unit, for carrying out a first decolorization treatment to the filtrate obtained after the membrane filtration; a first acidification/crystallization unit, for carrying out a first acidification/crystallization of a filtrate obtained after the membrane filtration to give a solid-liquid mixture; a first separation unit, for a solid-liquid separation of the solid-liquid mixture; a drying unit, for drying the solid separated by the separation unit to give a first solid. By using the refining system according to the present disclosure, the purity of the obtained product is high, and the disadvantages such as poor quality of the product obtained by crystallization from a solvent and environment pollution caused by a solvent can be overcome.

Abstract: A keyboard includes a cover plate having a plurality of first keyholes, an adjustment mechanism disposed under the cover plate, and a plurality of keyswitches. The adjustment mechanism includes an adjustment frame and a plurality of adjustment portions. The adjustment frame includes a plurality of ribs defining a plurality of second keyholes corresponding to the plurality of first keyholes, respectively. Each of the adjustment portions is proximate to a corresponding one of the second keyholes. Each of the keyswitches includes a tactile feedback member and is located in corresponding first and second keyholes, so that the adjustment portion corresponds to the tactile feedback member of its corresponding keyswitch. The adjustment frame is movable relative to the cover plate, so that each of the adjustment portions drives a portion of the tactile feedback member to move, to change tactile feedback of the keyswitches.

Abstract: A macro and micro inspection apparatus includes a macro inspection station including a housing, a robot arm and a visual recognition system, and a device under test storage station and a micro inspection station disposed on two sides of the macro inspection station, respectively. The robot arm including an end effector adapted for carrying and turning over a device under test is disposed in the housing in a way that the end effector enables to enter the device under test storage station and the micro inspection station. The visual recognition system includes at least one image capturing device disposed in the housing for shooting toward the end effector for capturing the image of the device under test. The invention, which also provides an inspection method using the inspection apparatus, is structurally simple, space-saving, avoids problems caused by manual inspection, and brings high inspection efficiency.

Abstract: Provided is an operation method for a memory device, comprising: preparing to program a target word line; judging whether at least one memory cell of a plurality of memory cells of an adjacent word line is to be programmed to a first target state; and based on whether the at least one memory cell of the memory cells of the adjacent word line is to be programmed to the first target state, determining to program the adjacent word line first or to program the target word line first.

Abstract: A method, a system, and a computer program product for performing automated dynamic security testing. A generation of one or more requests is detected. The requests are generated by one or more user devices. A determination is made that the requests are associated with execution of a monitored software application. The determined requests are transmitted to one or more servers for executing a security scanning of the requests. The security scanning of the determined requests is executed to determine presence of one or more security threats associated with execution of the requests. A report of the execution of the security scanning is generated.

Abstract: The invention discloses an osteotomy guide plate and a preparation method thereof. The osteotomy guide plate comprises a substrate, an osteotomy guide standardized part, a guide plate retention hole, a nail hole and a drainage channel; wherein the guide plate retention hole is distributed on the surface of the substrate; the outer end side of the nail hole is integrally formed with a standardized sleeve, and a detachably connected protective inner sleeve standardized part is provided within the standardized sleeve. The preparation method comprises parameter design and model printing, wherein an innovative nail hole positioning method is used in the parameter design. The invention is suitable for the osteotomy operation of different parts, with the advantages of convenient production, high precision and long service life; the preparation method improves the accuracy of opening a hole on the osteotomy guide plate.

Abstract: A determination method for lip sticking force of cigarette tipping paper is provided. The artificial saliva is used to clamp the tipping paper and the artificial mouth skin that are bonded between two jigs, respectively. The two jigs move relative to each other. Force changes during the test are collected through a force sensor and a displacement sensor. The maximum debonding force obtained by the test is divided by the sticking area of the tipping paper and the artificial mouth skin to obtain the lip sticking force of the cigarette tipping paper per unit area. The present invention can accurately quantify the sticking force of the cigarette tipping paper to lips, can well avoid subjective factor influence and difference characterization brought by traditional personal sensory smoking evaluation, is more objective, efficient, has good repeatability, high sensitivity and simple operation.

Abstract: The present invention provides a method for the fabrication of a LaZrGa(OH)x metal hydroxide precursor with a co-precipitation method in a continuous TFR reactor. The present invention also provides a method for the fabrication of an ion-doped all-solid-state lithium-ion conductive material with lithium ionic conductivity, and mixing which in the polymer base material, using a doctor-blade coating method to prepare a free standing double layered and triple layered organic-inorganic hybrid solid electrolyte membrane. Furthermore, the present invention provides an all-solid-state lithium battery using the aforementioned hybrid solid electrolyte membrane and measure the electrochemical performance. The all-solid-state lithium battery may enhance the lithium ionic conductivity, and lower the interfacial resistance between the solid electrolyte membrane and the electrode, therefore the battery may have excellent performance, and prevent the lithium-dendrite formation effectively to enhance the safety.

Abstract: The present invention relates to a prediction model for a lip sticking force of a cigarette tipping paper, a construction method and a prediction method thereof, which belongs to the technical field of analysis and detection. In the method, the stepwise regression analysis is performed on the lip sticking force and values of the dynamic friction coefficient and the grammage of the cigarette tipping paper to obtain a model for predicting the lip sticking force of the cigarette tipping paper. When checking the accuracy of the model, it is found that the predicted value and the measured value basically fall near the 1:1 line, R2 index is 0.99, and the normalized root mean square error (nRMSE) is 2.64%.

Abstract: Embodiments of this application disclose a signal processing method, a radar system, and a vehicle. The method is applied to a radar system including an array antenna. The method includes: sequentially transmitting signals according to a first transmission sequence through M transmit antennas, where the first transmission sequence is different from a sequence that is formed by arranging the M transmit antennas based on spatial locations; receiving, through N receive antennas, echo signals that are formed after a target reflects the transmitted signals, where M and N are positive integers, and M is greater than 2; and measuring a parameter of the target based on the echo signals. According to the embodiments of this application, correlation between space and a Doppler phase shift is reduced by changing a switching order of transmit antennas.

Abstract: Computer-based methods and systems provide automated batch data alignment for a batch production industrial process. An example embodiment selects a reference batch from batch data for a subject industrial process and configures batch alignment settings. In turn, a seed model configured to predict alignment quality given settings for one or more alignment hyperparameters is constructed. Collectively the selected reference batch, the configured batch alignment settings, the constructed seed model, and a set of representative batches, representative of the batch data for the industrial process, are used to perform at least one of: (i) automated active learning, (ii) interactive active learning, and (iii) guided learning to determine settings for the one or more alignment hyperparameters. Then, a batch alignment is performed using the determined settings for the one or more alignment hyperparameters and the configured batch alignment settings.