114 results about "Signal multiplexing" patented technology

The invention discloses a backboard system and a storage system, and relates to the technical field of backboards, the backboard system is provided with a plurality of storage device slots, each storage device slot is provided with a signal multiplexing circuit and a protocol switching processor corresponding to the storage device slot, and the storage device slots are used for plugging a first solid state disk or a second solid state disk. The first solid state disk is a solid state disk based on a first communication protocol, and the second solid state disk is a solid state disk which is directly connected with a host through an interconnection high-speed bus and is based on a second communication protocol; the signal multiplexing circuit is used for sending transmission data of a target communication protocol to the host, and the target communication protocol is a first communication protocol or a second communication protocol; and the protocol switching processor is used for switching the communication protocol of the signal multiplexing circuit according to the pin signal of the protocol identification pin of the corresponding storage equipment slot. The overall efficiency of the storage system can be improved.

Apparatus, systems, and methods for systems and methods for data signal multiplexing may be provided. According to an aspect a method for data signal multiplexing may be provided. The method includes interleaving, by a first 4-to-1 (4:1) multiplexer (MUX), a first set of four analog signals received from a first group of 4 Digital-to-Analog Converters (DACs) to generate a first interleaved analog output. The method may further include interleaving, by a second 4:1 MUX, a second set of four analog signals received from a second group of 4 DACs to generate a second interleaved analog output. Each of the first and the second interleaved analog output may be based on a first 8-unit interval (UI) window including four consecutive 2 UI windows. The method may further include interleaving, by a 2:1 MUX, the first interleaved analog output and the second interleaved analog output to generate a combined interleaved analog output.

The invention discloses an audio data and IO signal multiplexing transmission method, system and device and a storage medium, and the method comprises the steps that a transmitting end collects audio data according to a fixed sampling frequency, and obtains a plurality of IO signal states at the same time; combining and packaging the audio data and the IO signal state data to form composite frame data; sending the composite frame data to a receiving end through an audio transmission link; a receiving end receives and analyzes the composite frame data, and audio data and an IO signal state are separated from the composite frame data; and executing corresponding control operation or generating control output at a receiving end according to the IO signal state. The technical scheme of the invention aims to solve the technical problem of low transmission efficiency of a traditional control protocol.

A multi-master control circuit includes signal switch, D-type flip-flop, and multiplexer. The signal switch outputs switching signals based on a first control signal generated by a first processor or a second control signal generated by a second processor. The D-type flip-flop includes clock input, signal input, signal output, and inverted signal output. The clock input is coupled to the signal switch to receive the switching signals, and the inverted signal output is coupled to the signal input. Upon triggering by the switching signals, the signal output of the D-type flip-flop generates a selection signal. The multiplexer receives a first access signal generated by the first processor and a second access signal generated by the second processor. The multiplexer is coupled to the signal output of the D-type flip-flop to receive the selection signal and output either the first access signal or the second access signal based on the selection signal.

The present disclosure provides a signal multiplexing method / apparatus / device and storage medium, belonging to the technical field of communication. A relay device can determine corresponding transceiving resources of a first signal and a second signal, the first signal can be an uplink signal forwarded by the relay device and / or a downlink signal forwarded by the relay device, and the second signal can be an uplink signal and / or a downlink signal directly interacted between the relay device and a base station, and then transceiving the first signal and the second signal based on the transceiving resources of the first signal and the second signal respectively. The method provided in the present disclosure can distinguish the first signal forwarded by the relay device and the second signal directly interacted between the relay device and the base station, and will transceive the two types of signals respectively.

An optical communication device includes a signal multiplexing unit that multiplexes a plurality of client signals and a signal transmission unit that converts a first multiplexed signal obtained by the multiplexing to an optical signal and transmits the optical signal. The optical communication device is a device capable of receiving data traffic greater than data traffic corresponding to a predetermined communication bandwidth.

An example digital-to-analog converter (DAC) circuit may comprise a plurality of single-bit DAC elements, an encoder circuit, and a multiplexer circuit. The encoder circuit may be configured to generate a control signal, where a number of asserted bits in the control signal is based at least in part on a digital input signal and an asserted bit pattern of the control signal is based at least in part on a random signal. The multiplexer circuit may be configured to modify the control signal to generate a noise-corrected control signal having a noise-corrected bit pattern. The noise-corrected bit pattern may direct a first asserted bit of the noise-corrected control signal to activate a first single-bit DAC element and a second asserted bit of the noise-corrected control signal to activate a second single-bit DAC element, where the first single-bit DAC element and the second single-bit DAC element having respective errors that at least partially cancel.

The invention relates to the technical field of swimming pool signal transmission, and discloses a power line multiplexing signal transmission system based on a swimming pool water environment. The system comprises a water environment parameter acquisition module, an equipment state monitoring module, a signal multiplexing decision module and a signal transmission control module. The water environment parameter acquisition module acquires swimming pool water quality parameters in real time, generates a water quality abnormal signal and triggers an equipment monitoring instruction; after receiving the instruction, the equipment state monitoring module collects running state parameters of the water treatment equipment and generates an equipment state evaluation value through state evaluation analysis; a signal multiplexing decision module performs transmission mode analysis on the signal and the evaluation value to generate a power line multiplexing mode instruction; the signal transmission control module analyzes the instruction and generates a carrier frequency control parameter and a signal modulation parameter. The system realizes signal multiplexing transmission through the power line, reduces line cost and electromagnetic interference, ensures accurate and stable data transmission, assists in improving swimming pool management efficiency, and adapts to efficient operation requirements.

An output signal generation device includes: two or more signal output blocks that each include two or more serial output circuits and a signal multiplex unit, the serial output circuits controlling amplitudes of data signals having different delay times and each outputting a first serial signal, the signal multiplex unit electrically multiplexing the first serial signals outputted from the two or more serial output circuits, and output a second serial signal obtained by electrical multiplex of the signal multiplex unit; and a phase correction unit that controls a phase of the second serial signal outputted from the two or more signal output blocks by changing the amplitude of the first serial signal outputted from the serial output circuit.

The invention relates to the technical field of communication networks, in particular to a DCI (Downlink Control Information) box electric layer system, a networking method and equipment, and the system comprises the following steps: a clock synchronization control module, an error code correction optimization module, a signal multiplexing management module, a flow scheduling execution module and a real-time energy consumption management module. According to the invention, through real-time extraction and analysis of the short-time frequency offset change rate, dynamic adjustment of clock phase compensation is realized, the precision and adaptability of clock synchronization are improved, intelligent adaptive optimization of error code correction parameters is realized through real-time analysis of error code fluctuation characteristics, redundant overhead is reduced, and dynamic statistics of bandwidth occupancy rate is combined, so that the accuracy and the adaptability of clock synchronization are improved. The method optimizes the channel resource allocation efficiency, avoids the resource waste, optimizes the transmission path priority by adopting the time delay change gradient analysis, effectively avoids the channel congestion, and reduces the equipment energy consumption through the dynamic monitoring of the link load and the optimization of the energy efficiency control.

The utility model relates to a hardware decoupling circuit of a power module temperature output and protection signal multiplexing pin, comprising a power module composite pin which has a temperature signal output function and a fault signal output function; the decoupling circuit is connected with the power module composite pin and is used for decoupling the temperature signal and the fault signal output by the power module composite pin, so that the temperature signal and the fault signal output by the power module composite pin are separated and can be independently output; wherein the decoupling circuit is formed by connecting a triode Q1, a resistor assembly, a capacitor assembly, a power supply end VCC, a first grounding end GND1, a second grounding end GND2, a temperature signal output end T-IPM and a fault signal output end IPM-F0, and the power module composite pin is simultaneously connected with the triode Q1 and the resistor assembly. According to the hardware decoupling circuit provided by the utility model, the reliability and the accuracy of processing the temperature signal and the fault signal of the power module are improved.

A display substrate and a display device, the display substrate comprising a display area (91) and a peripheral area, the peripheral area comprising a circuit area (92), the display area comprising: a plurality of sub-pixels (1), a plurality of data lines (11) extending along a first direction (991), and a plurality of gate lines (12) extending along a second direction (992); the circuit area (92) comprising a plurality of driving unit groups, the circuit area (92) comprising a first sub-area (921) and a second sub-area (922) opposite on both sides of the display area (91) along the first direction (991), the first sub-area (921) comprising a plurality of multiplexing unit groups, and the second sub-area (922) comprising a plurality of test unit groups, the driving unit (4) being configured to provide a driving signal to the gate line (12), the multiplexing unit (2) being configured to provide a data signal to the data line (11), and the test unit (3) being configured to provide a test signal to the data line (11); in the first sub-area (921), the driving unit groups and the multiplexing unit groups are arranged alternately; and in the second sub-area (922), the driving unit groups and the test unit groups are arranged alternately.

The described technology is generally directed towards a sensor signal multiplexer and digitizer with analog notch filter and optimized sample frequency, and corresponding methods of use and manufacture. In some examples, the disclosed technologies can be used to reduce vibration sensitivity of an inertial measurement unit (IMU). The disclosed sensor signal multiplexer can sample sensor inputs on multiple input channels at a first, higher frequency, and integrate samples for each channel in order to generate lower frequency sensor outputs. The lower frequency sensor outputs can be converted to digital form.

The present application relates to a frequency synthesizer with dynamically selected level shifting of an oscillating output signal. An oscillator circuit powered by a source voltage generates an oscillating output signal. The oscillating output signal is level shifted and applied to a first input of a multiplexer. A second input of the multiplexer receives the oscillating output signal. The multiplexer selects one of the oscillating output signal and the level shifted oscillating output signal to output as a selected oscillating output signal in response to a selection signal. A lock loop circuit controls a frequency of the oscillating output signal based on the selected oscillating output signal and a reference oscillating signal. The selection signal also selects one of the source voltage of the oscillator circuit and a reference voltage as an error amplifier reference voltage for a voltage regulator circuit that generates a first supply voltage.

An apparatus and method for multiplexing signals using layered division multiplexing are disclosed. A signal multiplexing apparatus according to an embodiment of the present invention includes a combiner configured to combine a core layer signal and an enhanced layer signal at different power levels, and a time interleaver configured to perform interleaving applied to both the core layer signal and the enhanced layer signal.

The invention provides a GIS ultrahigh frequency online monitoring device and method based on signal multiplexing, and relates to the technical field of power grids. The online monitoring device is designed, the ultrahigh-frequency sensors are arranged on the inner walls of the GIS air chambers, the non-contact directional couplers are arranged on the outer walls of the GIS air chambers, ultrahigh-frequency signal transmission is achieved through coupling of the non-contact directional couplers and the ultrahigh-frequency sensors, and partial discharge detection can be achieved without perforating the GIS air chambers. The local detection box is arranged on the ground of the area where each GIS air chamber is located, and the multi-channel intelligent switching matrix in the local detection box is connected with the non-contact directional coupler of each GIS air chamber, so that polling switching detection of partial discharge in each GIS air chamber is realized, and operation and maintenance personnel do not need to climb to work; the problem of low GIS partial discharge detection efficiency caused by single-channel serial operation, high-altitude operation dependence and the like in the GIS partial discharge detection technology is solved, and the detection efficiency of GIS partial discharge detection is improved.

The invention provides a transmission method of an LED-OAM multiplexing MIMO visible light communication system based on an LMS equalization algorithm, which belongs to the technical field of visible light communication and comprises the steps of construction of the LED-OAM multiplexing MIMO visible light communication system, signal multiplexing and transmission, received signal demultiplexing, channel modeling and signal compensation and dynamic parameterization. According to the method, the problems of inter-mode crosstalk, nonlinear distortion, channel interference and the like in the prior art are solved, the transmission efficiency and stability of a system are improved, the multiplexing characteristic of an OAM light beam, the transmission advantage of an MIMO technology and the balancing capacity of an LMS algorithm are combined, and a new thought and a new technical means are provided for development of the visible light communication field.

A power management chip includes a gate driver configured to output a first gate signal driving a first power switch and a second gate signal driving the second power switch, a multiplexer configured to receive an error detect signal from a first error amplifier and a first gate signal from the gate driver, and drive the first power switch with either of the error detect signal or the first gate signal in response to a mode select signal; an inductor detection logic configured to receive the inductor detect signal, output a comparison detect signal and a pulse signal for detecting an external inductor, and output the mode select signal corresponding to a result of the detecting, and a comparator comparing an internal output voltage of an output node and an output voltage of the feedback node in response to the comparison detect signal.

The invention provides an optical chip for atom regulation and control and a regulation and control method, and belongs to the technical field of optical signal processing. The optical chip comprises a chip substrate, an optical waveguide integrated on the chip substrate, an acousto-optic modulator, an external port and a port facing an atomic array. The acousto-optic modulator generates sound waves through an interdigital transducer, and the sound waves interact with the optical signals in the acousto-optic interaction waveguide, so that at least one of the amplitude, the phase, the polarization, the frequency, the transverse mode and the transmission direction of the optical signals is accurately adjusted. The optical chip can also be integrated with a nonlinear optical frequency conversion module for changing the frequency of the optical signal; and the optical signal multiplexing module is used for performing beam splitting, filtering, frequency division or mode division multiplexing and the like on the optical signal. The external port is used for inputting / outputting optical signals, and the port facing the atom array outputs the optical signals to the atom array in a free space light beam mode and can collect the optical signals emitted by atoms.

A display substrate and a display device. The display substrate comprises: a base, and a plurality of sub-pixels (20) disposed on the base; a plurality of data lines (Data), which are located in an active area (AA), electrically connected to the plurality of sub-pixels (20) and configured to transmit data signals to the plurality of sub-pixels (20); a multiplexing circuit (10), which is at least partially located in the active area (AA) and is connected to the plurality of data lines (Data); a plurality of data output lines (SL), which are at least located in a non-active area (BB) and are connected to the multiplexing circuit (10), the number of the plurality of data output lines (SL) being less than the number of the plurality of data lines (Data); and a shielding structure (30), which is at least partially located in the active area (AA), the orthographic projection of the shielding structure (30) on the base at least partially overlapping with the orthographic projection of a light-emitting device of at least one of the sub-pixels on the base and at least partially overlapping with the orthographic projection of the multiplexing circuit (10) on the base.

A multi-master control circuit includes signal switch, D-type flip-flop, and multiplexer. The signal switch outputs switching signals based on a first control signal generated by a first processor or a second control signal generated by a second processor. The D-type flip-flop includes clock input, signal input, signal output, and inverted signal output. The clock input is coupled to the signal switch to receive the switching signals, and the inverted signal output is coupled to the signal input. Upon triggering by the switching signals, the signal output of the D-type flip-flop generates a selection signal. The multiplexer receives a first access signal generated by the first processor and a second access signal generated by the second processor. The multiplexer is coupled to the signal output of the D-type flip-flop to receive the selection signal and output either the first access signal or the second access signal based on the selection signal.

The invention discloses a graphics card docking station capable of switching and connecting input interfaces, which comprises a main board, and an OCuLink interface, a lightning interface, a PCIe signal multiplexing chipset, a selection switch and a PCIeX16 slot are integrated on the main board; the OCuLink interface and the thunder and lightning interface respectively output two groups of independent PCIe signals, the PCIe signals comprise a data signal, a clock signal and a control signal, the mainboard integrates the OCuLink interface and the thunder and lightning interface at the same time, free switching of the two interfaces is realized through a signal adaptation conversion function of the PCIe signal multiplexing chipset and a switching control function of the selection switch, and the conversion efficiency is improved. The method is suitable for all computer hosts with OCuLink interfaces or thunder and lightning interfaces in the market, a user does not need to purchase a display card docking station again due to the fact that the types of the host interfaces are changed, the use cost is reduced, and the application range is expanded.

The invention provides a high-side NMOS drive circuit, a chip and electronic equipment, and relates to the technical field of power management chips, the circuit comprises a system clock circuit, a local clock circuit, a pulse signal generation circuit, a multiplexing circuit, a charge pump circuit and a high-side NMOS transistor; the system clock circuit generates a system clock signal; the pulse signal generation circuit generates a pulse enable signal according to the drive enable signal; the local clock circuit outputs a high-frequency clock signal of which the frequency is greater than that of the system clock signal according to the pulse enable signal; the multiplexing circuit outputs a target clock signal according to the pulse enable signal, and the target clock signal is a system clock signal or a high-frequency clock signal; the charge pump circuit converts a battery voltage into a driving voltage to drive the high-side NMOS transistor according to the driving enable signal and a target clock signal. A high-frequency clock signal with higher frequency is selected to control the charge pump circuit, so that the starting speed of the high-side NMOS tube can be increased.

This invention belongs to the field of satellite navigation signal multiplexing technology, and discloses a method, transmitter, receiver, and system for multiplexing adjacent multi-frequency satellite navigation signals. This invention provides a specific implementation method and system for adjacent multi-frequency satellite navigation signal multiplexing technology, enabling the multiplexing of multiple navigation or communication signals at the middle frequency, both sides of the middle frequency, or the upper and lower sidebands of the middle frequency, solving the current problem of no multiplexing of adjacent multi-frequency satellite navigation or communication signals in the BeiDou system. It can be widely applied in satellite navigation systems, various ranging systems, communication systems, broadcasting systems, and control systems.

The utility model discloses an image split acquisition and transmission circuit, belongs to the technical field of image acquisition, and solves the problems that low-definition and low-memory image transmission is still carried out in a wireless communication mode, and once high-definition and large-memory image transmission is carried out, the image is more easily interfered by noise signals, and the image transmission efficiency is low. And loss is easy to occur in the transmission process. Comprising a plurality of image sensors, the plurality of image sensors are distributed in an array mode, images collected by the image sensors are different, and the image sensors are used for collecting the images and outputting image signals; the utility model provides a multiplexer. According to the image split acquisition and transmission circuit, the array image sensor, the multiplexer, the master control module and the wireless module are utilized to realize efficient acquisition and stable wireless transmission of images, the reading circuit is matched to ensure accurate digitalization of signals, the process is optimized to maintain high-definition image quality, and distortion is reduced.

A network entity multiplexes a non-unicast transmission with a discovery burst in one or more slots within the discovery burst based on a distance from a slot that includes a discovery reference signal (DRS) and outputs for transmission a multiplexed discovery burst including the non-unicast transmission in a shared spectrum based on a listen before talk (LBT) relaxation.

The invention discloses a signal multiplexing method and device, a controller, a medium and a product. The method is applied to an application layer of an automobile open system architecture, and comprises the following steps: receiving a group of CAN signals sent by application software; mapping the group of CAN signals into first CAN message original data based on the registered CAN signals and signal attributes; and sending the first CAN message original data to a runtime environment layer of the automobile open system architecture. According to the method, CAN signal multiplexing is carried out on the application layer of the automobile open system architecture, the communication efficiency can be improved, and the customization requirement of project development can be more flexibly met.

A wireless device can receive downlink control information (DCI) that schedules a transmission of a channel state information (CSI) report, one or more first repetitions of a physical uplink shared channel (PUSCH) transmission with a first spatial domain transmission filter, and one or more second repetitions of the PUSCH transmission with a second spatial domain transmission filter. The wireless device can multiplex the CSI report on an earliest repetition of the one or more first repetitions corresponding to the first spatial domain transmission filter and an earliest repetition of the one or more second repetitions corresponding to the second spatial domain transmission filter. The wireless device can transmit the one or more first repetitions and the one or more second repetitions based on the multiplexing of the CSI report.

This invention discloses a wind turbine device with multiplexed controller I / O signals, mainly comprising hardware circuitry and software control strategies. The hardware includes an SCI serial communication circuit based on an STM32 microcontroller, a speed / frequency signal / status output circuit, and an external analog / PWM speed control signal input circuit. The software strategy primarily determines the controller's operating mode based on specific voltage values ​​within different power-on time intervals, including external analog control, a fast communication mode with the host computer, and a slow communication mode with the host computer. This invention eliminates the cumbersome process of opening the wind turbine casing and damaging the internal thermal conductive adhesive required for maintenance of the field wind turbine controller. It utilizes only two control lines to achieve wind turbine speed control and speed signal / status feedback acquisition, while also allowing switching to serial communication between the host computer and the controller.