Boosted circuit and signal output method

A booster circuit and signal technology, applied in the output power conversion device, the conversion of DC power input to DC power output, electrical components, etc. The system EMI performance is not ideal and other problems, to achieve the effect of alleviating the EMI problem

Active Publication Date: 2014-10-29
VERTIV CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

This innovation improves an electrical device called LC filter circuit used for AC-to-AC conversions (power systems). It uses two modules - one produces rippled signals based on certain parameters or changes made during operation, such as changing the duty cycle ratio between different phases of the alternating electricity source. These ripples are then amplified through another module before being sent out over wires. By generating these waves at appropriate times, it helps reduce interference from other devices connected to the same line without affecting their performance significantly. Overall this technology enhances the quality of energy transfer within the network itself.

Problems solved by technology

This patented technical solution describes how to improve the design for electronic devices like switch modems used within computer networks while reducing unwanted signals from other sources on their network's wires or cables. By adding certain features at specific points along the line between two different voltages, it helps distribute these harmful emissions over multiple frequencies without affecting any others nearby.

Method used

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  • Boosted circuit and signal output method

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Embodiment 1

[0038] Such as figure 1 As shown, it is a schematic structural diagram of the boost circuit in Embodiment 1 of the present invention. The boost circuit includes: a ripple signal generation module 11, a voltage given signal generation module 12, a boost control module 13, and a boost module 14 ;

[0039] Wherein, the boost module 14 includes an inductor and a diode serially connected in series between the positive pole of the power supply and the positive pole of the circuit output terminal, and also includes a switch tube and an output filter capacitor, and the drain of the switch tube is connected to the anode of the inductor and the diode Between, the source is connected between the negative pole of the power supply and the negative pole of the circuit output terminal, and the output filter capacitor is connected between the cathode of the diode and the source of the switch tube;

[0040] The ripple signal generating module 11 is connected to the boost control module for ge...

Embodiment 2

[0108] On the basis of the boost circuit provided in Embodiment 1 of the present invention, the embodiment of the present invention provides a signal output method for the boost circuit in Embodiment 1, the flow chart of which is as follows Figure 17 shown, including the following steps:

[0109] Step 101: generating and outputting a given voltage signal and a ripple signal respectively;

[0110] Step 102: Sampling the inductor current and the output voltage signal, and generating a driving pulse signal according to the ripple signal, the given voltage signal, the sampled voltage signal and the inductor current signal;

[0111] Step 103: Under the control of the driving pulse signal, complete the step-up change of the input voltage signal and provide a DC voltage signal output with a ripple component.

[0112] The specific implementation of the above step 102 can be but not limited to the following three methods:

[0113] Such as Figure 18 As shown, it is a flow chart of ...

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Abstract

The invention discloses a boosted circuit and a signal output method. The boosted circuit comprises a boosted module, a boosted control module, a ripple signal generation module and a voltage given signal generation module. The boosted control module carries out sampling on an inductance current signal of the boosted module and an output voltage signal. According to a ripple signal, a voltage given signal, the voltage signal and the inductance current signal, wherein the voltage signal and the inductance current signal are acquired through sampling, a driving pulse signal is generated. The boosted module completes a boost change to an input voltage signal under the control of the driving pulse signal and provides direct voltage signal output possessing a ripple component. Because the ripple signal generation module is newly added, the boosted module outputs a voltage signal possessing the ripple component. A backward-stage direct current/direct current link directly generates a jitter frequency effect because the input voltage signal possessing the ripple component so that an electromagnetic interference problem of a power supply system is alleviated.

Description

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Claims

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Application Information

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Owner VERTIV CORP
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