cardiac contractility modulation

Design and Implementation of an Indoor Visible Light Communication System Based on FPGA

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Design and Implementation of an Indoor Visible Light Communication System Based on FPGA

Design and Implementation of an Indoor Visible Light Communication System Based on FPGAWang Yifan, Wei Tongcheng, Zhang Bozhen, Zhang Yingxiang, Du YongXinjiang Normal University, College of Physics and Electronic Engineering, Key Laboratory of Luminescent Minerals and Optical Functional Materials Reference Link Wang Yifan, Wei Tongcheng, Zhang Bozhen, et al. Design and Implementation of an Indoor … Read more

MATLAB Simulation of MSK Modulation and Demodulation Communication Link

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MATLAB Simulation of MSK Modulation and Demodulation Communication Link

Minimum Shift Keying (MSK) is a special type of Continuous Phase Frequency Shift Keying (CPFSK) modulation method. It has advantages such as constant signal envelope, continuous phase, high bandwidth efficiency, and good power spectral characteristics, making it widely used in mobile communications, satellite communications, and other scenarios where signal quality and bandwidth resources are strictly … Read more

4FSK Modulation and Demodulation Communication Link MATLAB Bit Error Rate Simulation

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4FSK Modulation and Demodulation Communication Link MATLAB Bit Error Rate Simulation

Four-level Frequency Shift Keying (4FSK) is an important branch of digital modulation technology, representing four-level symbols (each symbol carries 2 bits of binary information) through four different frequency carrier signals. It is widely used in fields such as wireless communication and industrial control. Its core advantages lie in strong anti-interference capability and low implementation complexity, … Read more

Arduino Sensor: Infrared Transmission Module

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Arduino Sensor: Infrared Transmission Module

01Basic UnderstandingModel:HS-S29PName:Infrared Transmission ModuleSeries:Communication ModuleDescription:This module is specifically designed to transmit 38KHz carrier infrared signals, featuring a built-in infrared emitter and modulation circuit. By receiving encoded signals from a microcontroller (such as remote control button commands), it modulates them onto a 38KHz carrier and transmits them in the form of infrared light. It works in … Read more

Significant Review: Advances in Device Therapy for Heart Failure

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Significant Review: Advances in Device Therapy for Heart Failure

First Affiliated Hospital of University of Science and Technology of China Professor Yan Ji Device therapy is an important treatment method for heart failure, especially severe heart failure. Currently, the acceptance and prevalence of this therapy in China still lag behind that of developed countries in Europe and America. This article reviews some representative heart … Read more