153 results about "Signal response" patented technology

There is provided techniques for controlling an RIS. The RIS comprises a controller entity and a reflector entity. The reflector entity is associated with configurable reflection properties defining how radio waves that impinge the reflector entity are reflected. The reflection properties are controlled by the controller entity. A method is performed by a network node. The method comprises determining that the RIS to refrain from reflecting signals communicated in radio waves between the network node and a user equipment. The method comprises, in response thereto, providing an indication to the controller entity for the RIS to enter a non-relay mode according to which the reflector entity is to apply a default configuration of the reflection properties.

The application discloses a kind of method and device that SSD control chip self-adapting abnormal stop IO, it is related to SSD technical field, comprising: obtaining the fatal error interrupt signal generated by multiple function modules in SSD control chip, global stop flow enable signal is generated by hardware logic circuit;In response to this signal, synchronously control host interface side stops transmitting data to host, and control flash interface side stops reading and writing NAND flash to erase operation.By pure hardware circuit, the fast convergence of error signal and the generation of global stop flow instruction are realized, the extremely fast response of nanosecond to microsecond level is achieved, and the defect of large delay of software dependent scheme is fundamentally overcome.Two ends stop flow are triggered synchronously using single enable signal, the atomicity and cooperativity of operation are ensured, and the risk of data inconsistency is eliminated.The mechanism is independent of central processing unit and firmware operation, and can still be independently and reliably executed in the extreme case of core component failure, significantly improving the data integrity and system reliability of SSD.

The application discloses a kind of enameled wire intelligent production line collaborative control method and system, it is related to intelligent manufacturing and industrial automation control technical field, including by obtaining operating parameter and quality index, calculate real-time influence weight and compare with historical weight and generate deviation signal;Response deviation signal suspends original rule, filters key parameter and generates candidate linkage rule;Execute candidate rule one by one and calculate quality improvement degree, keep effective rule configuration priority and enter database;Periodically evaluate effective rule and dynamically adjust weight.The application realizes the adaptive correction of regulation and control logic, avoids blind trial and error, significantly improves the level of production line autonomous decision and operation reliability.

A method is provided for statics correction of seismic data comprising a plurality of traces representing signals recorded by each of a plurality of seismic receivers disposed proximate to an area of Earth's subsurface to be evaluated. The signals are in response to one or more actuations of one or more seismic energy sources. The method includes identifying arrival times of refraction events in each of the plurality of traces. Long wavelength statics components and short wavelength statics components are separated from the arrival times. The separated long wavelength statics components are used as input to a refraction analysis to generate a velocity model of Earth's subsurface.

The utility model relates to tray technical field especially, it relates to a size variable tray, its technical scheme includes: the side member is installed in the side of tray body, and the length of side member is adjusted through connecting part, the central part of tray body is equipped with tracking module installation site and adopts horizontal installation, and it is more favorable to the signal collection of module, and each tray body four corners is equipped with a card formula RFID installation site, and it is convenient for RFID signal response, and the flexible installation of buckle type closure is convenient, makes goods and tray not easy to damage and loss in the transportation process, each tray body four corners is equipped with a neck type antiskid pad, makes goods not easy to slide on the tray, and the neck type antiskid pad is fixed on the surface of tray body in the mode of buckle, makes the neck type antiskid pad not easy to fall, is equipped with the side face reservation mark area on the side member, and the staff is convenient for the search of goods, and the side face reservation mark area is equipped with replaceable word piece, and it is convenient for the content of mark area flexible replacement.

A heating device and a mass spectrometry device of a nanoelectrospray source, the heating device comprising: a support body and a heating body arranged on the support body, the heating body being configured to apply a heating effect to an ion transmission path and being provided with an ion transmission channel for the passage of ions or charged droplets; an ion inlet of the ion transmission channel corresponding to an ion outlet of the nanoelectrospray source, and an ion outlet of the ion transmission channel corresponding to an ion inlet of the mass spectrometer. The heating device can significantly improve the atomization and desolvation capability of the nanoelectrospray source, improve the signal response and repeatability, reduce the ion cluster background noise formed by solvent molecules, improve the sensitivity, and avoid the spray stop and signal loss caused by the heat-sensitive drying of the nanoelectrospray ion source at the end of the spray needle.

This invention relates to the field of defect detection technology, specifically to a high-voltage cable defect location system and method based on a two-dimensional ultrasonic array. The system includes a signal main peak acquisition module, a lateral deviation calculation module, an excitation timing optimization module, a main peak spatial focusing module, and a focusing area control module. This invention utilizes a multi-element spatial collaborative acquisition method of a two-dimensional ultrasonic array. It constructs a signal spatial mapping relationship through the main peak timing characteristics, combines path difference parameters to achieve fine analysis of the propagation characteristics of multi-source signals, optimizes the excitation timing and array spatial response structure by adjusting the excitation sequence, periodically determines spatial convergence indices, identifies the main peak focusing state of the defect area, and dynamically adjusts the element weight distribution to improve the signal response capability of specific spatial areas. The spatial location of the defect area is thus clearly distinguished, effectively improving the resolution and accuracy of multi-point defect location in complex cable structures.

A delay-locked loop circuit and a semiconductor memory device are provided. The delay-locked loop circuit includes a phase detection and delay control circuit configured to detect a phase difference between a first internally generated clock signal and a feedback clock signal to generate a first phase difference detection signal in response to a first selection signal being activated, detect a phase difference between a second internally generated clock signal and the feedback clock signal to generate a second phase difference detection signal in response to a second selection signal being activated, and change a code value in response to the first phase difference detection signal or the second phase difference detection signal.

This invention relates to the field of defect detection technology in image recognition, specifically disclosing a method and system for detecting defects in mobile phone SIM card tray manufacturing based on image recognition. By acquiring multiple frames of time-series images and performing sub-pixel-level spatiotemporal registration, the influence of mechanical vibration and displacement deviation is eliminated. The optical flow field is calculated, and local strain tensors, optical flow vorticity, and motion consistency entropy are extracted to construct a time-varying feature matrix. Frequency domain decomposition and motion amplification are performed on the feature matrix to enhance the signal response of minute defects. Dynamic time-domain features and static image features are fused to establish a deep learning-based defect detection model. Finally, a defect probability cloud map is generated, and the defect type and location are output using a dynamic threshold mechanism. This invention achieves high-precision and high-efficiency automatic detection of minute defects in mobile phone SIM card trays, exhibiting good stability and adaptability.

This invention relates to a transformer core discharge detection device, comprising a base; a clamping assembly mounted on the base for detachably clamping and fixing the part to be detected to the transformer core; a power extraction component disposed on the clamping assembly for extracting an electrical signal from the part to be detected; a first discharge electrode electrically connected to the power extraction component; a second discharge electrode disposed opposite to the first discharge electrode, forming a detection gap between them; a recording medium disposed between the first and second discharge electrodes to leave a trace when an abnormal discharge occurs; a discharge detection unit electrically connected to the second discharge electrode to detect abnormal discharge and output a trigger signal; a conveying mechanism driving the recording medium to move; the conveying mechanism electrically connected to the discharge detection unit, responding to the trigger signal and driving the recording medium forward a predetermined distance. This invention has a simple structure, is easy to install, and can intuitively record abnormal discharge events.

The application relates to the field of engineering machinery and discloses a tower crane controller and frequency converter cooperative protection method, a control device and a protection system. The tower crane controller and frequency converter cooperative protection method comprises the following steps: receiving a tower crane protection starting signal; and in response to the tower crane protection starting signal, selecting a tower crane protection mode of tower crane controller control, frequency converter control or tower crane controller and frequency converter joint control. The tower crane controller and frequency converter cooperative protection method can improve the diversity of the tower crane protection mode, effectively avoid the failure of the motor side sensor, and cause the protection function to fail or false alarm, thereby improving the reliability of the tower crane protection.

The application discloses an information processing method and a first electronic device. The information processing method is applied to the first electronic device and includes the following steps: obtaining an input signal in a process of outputting image data; the image data is obtained based on a screen projection channel between the first electronic device and a second electronic device; in response to being in a first display mode, responding to the input signal based on a first processing mechanism; in response to being in a second display mode, responding to the input signal based on a second processing mechanism; and the first processing mechanism and the second processing mechanism are different in the electronic device for generating an output signal corresponding to the input signal.

A method for pairing a tank delivery connector including a magnetic sensor and first network interface hardware with a product delivery vehicle system including a magnet and second network interface hardware, the method comprising: positioning the tank delivery connector proximate the magnet of the product delivery vehicle system; generating an output signal with the magnetic sensor in response to the positioning of the tank delivery connector proximate the magnet; in response to the output signal generated by the magnetic sensor, transmitting a message including an identifier with the first network interface hardware of the tank delivery connector; receiving the message with the second network interface hardware of the product delivery vehicle system; and in response to receiving the message, pairing the tank delivery connector and the product delivery vehicle system.

Described embodiments include an integrated circuit for temperature gradient compensation of a bandgap voltage. A bandgap core circuit has a bandgap feedback input, a bandgap adjustment input and a bandgap reference output. A resistor is coupled between the bandgap adjustment input and a ground terminal. An offset and slope correction circuit has an offset correction output that is coupled to the bandgap adjustment input. A signal at the offset correction output is trimmed at an ambient temperature. A thermal error cancellation (TEC) circuit has a TEC output coupled to the bandgap adjustment input. The TEC circuit includes first and second temperature sensors that are located apart from each other. A signal at the TEC output is responsive to temperatures at the first and second temperature sensors. An amplifier has an amplifier input and an amplifier output. The amplifier input is coupled to the bandgap reference output.

The utility model discloses a kind of multi-angle detection electric fish signal's anti-electric fish early warning device, it is related to ecological environment protection field.Device includes control box, main control unit, current transformer, detection circuit board, 5G communication module, GPS and power module are placed in control box, top embedded antenna, bottom built-in float plate, outer sleeve fixing ring;Central below fixing ring is connected with telescopic rope, connection between cast iron anchor is realized through screw thread cooperation below telescopic rope, round table locking bolt is provided in cast iron anchor middle distance;Control box circular outer wall every 60 ° is set with one slot, 6 slots are set in total, weld six lead grooves, current probe is fixed in each slot by button lock weight, and sealed with sealing buckle.Every 2 current probes as a group detection channel in same line opposite side, device can realize 3 groups different angle current signal response, get multiple detection data through mutual inductor and detection circuit board, process discernment by main control unit, realize multi-angle electric fish signal early warning effect.

The application relates to the technical field of motor control, in particular to a starting state detection method and starting method of a direct current motor. The starting state detection method comprises the following steps: acquiring back electromotive force and a Hall signal of the direct current motor; in response to a jump of the Hall signal, acquiring the polarity of the back electromotive force and the Hall signal with the maximum absolute value in the last Hall signal period; and judging the starting state of the direct current motor based on the polarity of the back electromotive force with the maximum absolute value in the last Hall signal period and the polarity of the Hall signal. The method can accurately and efficiently detect the forward and reverse wind states of the direct current motor.

This invention relates to the field of gas detection technology, and more particularly to an infrared carbon dioxide detection signal processing method, system, and sensor. The method includes: acquiring measurement channel signals and reference channel signals of a carbon dioxide detection device in a mining environment to form a raw detection signal to be processed; obtaining distortion discrimination features characterizing the response relationship between the measurement channel signals and the reference channel signals based on the raw detection signal; determining whether the raw detection signal is in a normal state that can be used to calculate the carbon dioxide concentration based on the distortion discrimination features; calculating the carbon dioxide concentration based on the measurement channel signals and the reference channel signals when the raw detection signal is determined to be in a normal state; and suppressing the normal concentration output based on the raw detection signal and outputting the corresponding distortion state information when the raw detection signal is determined to be not in a normal state. This invention effectively solves the problem of how to avoid misinterpreting optical distortion as a change in CO2 concentration under high humidity and high dust conditions in mines.

This application relates to a biosensing electrode with sarcosine oxidase-directed modification, its preparation method, and its application in the field of biosensing technology. The biosensing electrode includes: a metal electrode, and a DNA-enzyme composite nanostructure connected to the metal electrode; the DNA-enzyme composite nanostructure includes a DNA electron transport module and an enzyme catalysis module; the DNA electron transport module includes a DNA sheet structure and a mediator embedded in the DNA sheet structure; the enzyme catalysis module includes a sarcosine oxidase substrate complex, which is connected to the DNA sheet structure; the sarcosine oxidase substrate complex, the mediator-containing DNA sheet structure, and the metal electrode are spatially ordered in the sequence of sarcosine oxidase substrate complex – mediator-containing DNA sheet structure – metal electrode. This biosensing electrode, under the condition of introducing a mediator, can improve the electron transport rate, thus exhibiting a good signal response during sarcosine testing.

The present disclosure pertains to cardiac pacing methods and systems, and, more particularly, to cardiac resynchronization therapy (CRT). In particular, the present disclosure pertains to determining whether a patient is experiencing atrial fibrillation (AF). If the patient is experiencing AF, the efficacy of CRT is determined. A signal is sensed in response to a ventricular pacing stimulus. Through signal processing, a number of features are parsed from the signal and a determination is made as to whether the ventricular pacing stimulus evoked a response from the ventricle.

The application provides a microfluidic sensor preparation method and application for myocardial infarction marker detection, belongs to the technical field of biosensors, realizes rapid, convenient and accurate detection of cTnI by organically combining photoelectrochemical detection technology, immunological recognition technology and a microfluidic chip platform, has high signal response, good repeatability and excellent anti-interference ability, provides a detection platform with broad application prospect for early diagnosis and dynamic monitoring of myocardial injury, and effectively solves the core pain points of complicated manual operation and long detection period in conventional immunological analysis, thereby providing a highly adaptive technical platform for rapid screening in a clinical scene.

The application discloses a zero point dynamic learning method and device, computer equipment and a storage medium. The method belongs to the technical field of zero current detection and comprises the following steps: determining the number of pulse width modulation periods for zero point dynamic learning; generating a trigger signal in a power tube off window period in each pulse width modulation period; acquiring first voltage data collected on a sampling resistor in the power tube off window period in response to the trigger signal; calculating a zero voltage estimation value based on the first voltage data of multiple pulse width modulation periods; and calculating a dynamic zero reference value based on the zero voltage estimation value and a current zero reference value. The embodiment of the application adopts an online sampling strategy of a power tube synchronous off window. In a current zero crossing window period of each PWM period, the voltage of the sampling resistor is continuously collected by an ADC, and the zero reference of current detection is dynamically updated after sliding average processing, so that the detection accuracy and consistency are guaranteed under all working conditions.

This invention provides a test data analysis method and server for circuit board testing. The method first acquires the electrical signal response waveform sequence and regional optical scanning image of each test point on the circuit board. Next, it distinguishes the response characteristics of the data, generating a set of directional markers for each point. Then, it calls a pre-set multi-path exploration model to independently mine the marker set, generating a signal waveform depth characterization map and an optical image local structure characterization map corresponding to each directional path. Based on these maps, it performs cross-path feature comparison, filters out the dominant feature evolution paths, and constructs their path feature association maps. Finally, it determines the type and location distribution of defects based on these maps and generates test optimization instructions containing point identifiers and timing adjustment identifiers to guide the test equipment to dynamically adjust the test process. This invention achieves in-depth analysis of circuit board test data and adaptive optimization of the test process.

This application discloses an optical sensing structure and an optical detector, belonging to the field of integrated optical sensing technology. It aims to achieve on-chip integrated construction and efficient electro-optical control of high-order singular surfaces to improve the signal response intensity and weak signal detection limit of optical sensing. The optical sensing structure includes an optical waveguide, multiple micro-ring resonators, a circular aperture array, and multiple sets of metal electrodes. The optical waveguide and multiple micro-ring resonators are formed by etching optically functional thin films with electro-optic effects. The multiple micro-ring resonators are arranged sequentially along the extension direction of the optical waveguide and are evanescently coupled to it. The circular aperture array is disposed at the end of the optical waveguide to reflect the transmitted optical signal, forming a closed optical loop. Multiple sets of metal electrodes are respectively arranged in pairs on both sides of the optical waveguide and segmented along the waveguide, corresponding to the optical waveguide regions between two adjacent micro-ring resonators and between the micro-ring resonators and the circular aperture array away from the input end of the optical waveguide.

This application discloses an interrupt verification method, verification platform, electronic device, readable storage medium, and computer program product, belonging to the field of chip verification technology. The method includes: triggering an interrupt event from an interrupt source corresponding to a target interrupt bit in the device under test (DUT); monitoring the interrupt output signal output by the DUT based on the interrupt event; in response to the interrupt output signal changing to an interrupt state, sending an interrupt clearing command to the DUT to cause the DUT to perform an interrupt clearing operation on the target interrupt bit; wherein the interrupt state indicates that the interrupt source corresponding to the target interrupt bit has been triggered; and determining whether the interrupt source corresponding to the target interrupt bit is the actual interrupt source that generated the interrupt event based on the state change of the interrupt output signal after performing the interrupt clearing operation.

A detection system for detecting EAS marker shielding material, the system including a transceiver configured to generate an interrogation signal. A base includes a transmitter coil and a receiver coil coupled to the transceiver. The transmitter coil generates an electromagnetic field within a detection area based on the interrogation signal. The receiver coil detects the electromagnetic field, which induces a response signal in the receiver coil. The response signal is sent to the transceiver. The response signal varies in response to an interference of the electromagnetic field, which indicates a presence of an EAS marker shield passing through the detection area.

Aspects of the subject disclosure may include, for example, associating a first optical signature including a first distinct wavelength profile of a group of wavelength profiles, with a first optical signature responder deployed at a first location, wherein the first optical signature responder is coupled to a distal end of an optical fiber and wherein the first optical signature responder is configured to selectively reflect only the first distinct optical wavelength profile. A test signal is injected into a proximal end of the fiber and an optical spectrum including the group of wavelength profiles is monitored at the proximal end to obtain a response signal. An absence of the first distinct wavelength profile within the response signal indicates fault condition associated with the first optical signature responder. Other embodiments are disclosed.

The present application relates to a kind of based on peptide segment sensitization's high-precision scale absolute quantification method of proteome.It is using chemical derivatization technique to be modified on peptide segment, to change the physicochemical property of peptide segment, improve its mass spectrum signal response intensity.The derivatization sensitizer used generally includes positive charge or proton affinity group, it is helpful to improve the ionization efficiency of peptide segment.Due to the difference of the physicochemical property of peptide segment itself, after being labeled by the same derivatization sensitizer, usually low-abundance peptide segment signal response greatly improves, and high response peptide segment changes less, to cause the difference of the mass spectrum response signal between peptide segment to reduce, so that intensity information can more accurately reflect the content of peptide segment.The advantage of this method is: high accuracy of quantification, can realize large-scale proteome absolute quantification analysis.