6 results about "Analog feedback" patented technology

The system according to this embodiment aims to enable users to practice effective proposal methods and negotiation strategies in advance, based on the characteristics of their clients' representatives. [Solution] The system according to the embodiment comprises a reception unit, a learning unit, a generation unit, a simulation unit, and a feedback unit. The reception unit inputs information of the contact person of the business partner. The learning unit learns based on the information input by the reception unit. The generation unit generates advice and suggestions based on the data learned by the learning unit. The simulation unit performs a dialogue simulation based on the advice and suggestions generated by the generation unit. The feedback unit inputs feedback on the dialogue performed by the simulation unit.

This invention provides a control channel multiplexing and docking method, apparatus, computer equipment, and medium based on a high-speed network, comprising: configuring a logical channel connected to the control system for each test site and dynamically setting IP routing mapping relationships; converting analog feedback signals output by sensors at the first test site into digital feedback signals, encapsulating them, and transmitting them to the test control room via a high-speed real-time network; receiving a first data packet, decapsulating it, converting it into an analog feedback signal, and inputting it to the control system; converting analog control commands issued by the control system into digital control commands, encapsulating them, and transmitting them to the first test site via a high-speed real-time network; decapsulating a second data packet according to its destination IP address, converting it into an analog control command, and outputting it to the actuator; updating the IP routing mapping relationship and switching the logical channel connection when switching test sites. This enables the hardware resources of a control system to be reused.

The present application relates to a kind of proportional reversing valve control drive circuit, belong to proportional reversing valve control drive technical field, solve the problem that proportional reversing valve control drive circuit is mostly one-way drive. Including: digital-analog conversion circuit, receives digital given control signal and carries out digital-analog conversion, obtains corresponding analog given control signal;The positive and negative of corresponding digital given control signal and analog given control signal are same;Forward analog feedback control circuit, based on the forward analog given control signal received and the forward current sampling signal obtained from the positive connection terminal of proportional reversing valve generates forward deviation control signal, and the forward deviation control signal is carried out pulse width modulation, amplification drive, generates the forward valve drive signal for controlling the positive connection terminal of proportional reversing valve;Reverse analog feedback control circuit, based on reverse analog given control signal generates the reverse valve drive signal for controlling the negative connection terminal of proportional reversing valve.

A microelectromechanical system with a micromechanical rotation rate sensor and at least one drive control unit. The micromechanical rotation rate sensor includes a drive unit. The at least one drive control unit includes a first part. The first part includes at least one demodulation unit, wherein analog demodulation of at least one analog feedback signal of the drive unit can be carried out by the at least one demodulation unit of the first part of the drive control unit.

Embodiments of the present disclosure relate to sigma-delta analog-to-digital converter circuits utilizing data sharing for energy saving. A continuous-time sigma-delta analog-to-digital converter circuit includes a sigma-delta modulator circuit configured to receive an analog input signal. A single-bit quantizer of the modulator generates a digital output signal at a sampling frequency. A data storage circuit stores bits of the digital output signal, and a digital-to-analog converter (DAC) element is actuated in response to the stored bits to generate an analog feedback signal for comparison with the analog input signal. A filter circuit includes multiple-signal processing paths and a summing circuit configured to sum outputs from the multiple-signal processing paths to generate a converted output signal. A fanout circuit selectively applies the stored bits from the data storage circuit to inputs of the multiple-signal processing paths of the filter circuit.

The application relates to an accuracy calibration method and system of a power conversion chip, and relates to electronic technology.The method comprises the following steps: (1) calculating a DAC initial code according to a target output voltage, and taking the DAC initial code as an output voltage control code of a controllable power supply; (2) carrying out analog-digital conversion on an actual output voltage of the controllable power supply, and calculating a difference between the actual output voltage and the target output voltage; (3) if the difference is greater than a preset value, entering step (4), otherwise, returning to step (2) after waiting for a predetermined time length; (4) adjusting the voltage control code according to the difference data, and returning to step (2). The application calibrates the power supply output in a digital closed loop mode, and effectively overcomes the accuracy limitation of a traditional analog feedback network.