What are the error sources in indoor digital power line communication channels?
Best insight from top research papers
The error sources in indoor digital power line communication channels include background noise, impulsive noise, narrowband interferences, and stochastic changes in network load impedance . The background noise is usually considered constant, but it has been found to have time dependency, with higher noise levels during the day compared to night time . This time dependency affects the channel capacity and efficiency of transceivers, leading to increased Bit Error Rate for Orthogonal Frequency Division Multiplexing transceivers during the day . Additionally, the harsh power line channel poses challenges in mitigating noise, which is commonly man-made and difficult to predict . Different types of noise exist in the power line channel, varying with frequency, time, and line to line . Understanding and addressing these error sources are crucial for successful implementation of power line communication systems .
Answers from top 4 papers
More filters
| Papers (4) | Insight |
|---|---|
Open access•Journal Article | The paper does not explicitly mention the specific error sources in indoor digital power line communication channels. |
| The provided paper does not mention the specific error sources in indoor digital power line communication channels. | |
01 Nov 2016 1 Citations | The paper does not explicitly mention the error sources in indoor digital power line communication channels. |
| The paper does not explicitly mention the error sources in indoor digital power line communication channels. |
Related Questions
What are the effects of making an error?5 answersMaking an error can have various effects on cognitive processing and decision-making. After committing an error, individuals tend to slow down in their responses, but this does not necessarily lead to improved accuracy. Instead, errors can impair the efficacy of cognitive processing, leading to more perseverative slips of action even when given time to recover. Errors can also enhance subsequent learning, as unsuccessful retrieval attempts have been shown to improve future learning outcomes. Furthermore, errors can induce the recruitment of cognitive control, reducing impulsive choices and increasing self-control in decision-making tasks. Additionally, in systems under nonequilibrium feedback control, errors in measurement can impact the violation of the fluctuation-dissipation theorem, influencing the cooling processes in such systems.
How to improve the accuracy of digital pcr?5 answersTo enhance the accuracy of digital PCR (dPCR), several strategies can be implemented. Firstly, incorporating internal amplification controls can help mitigate false negatives and false positives. Additionally, utilizing high-resolution melt (HRM) analysis can aid in distinguishing true positives from false positives, thereby improving the accuracy of dPCR. Normalizing copies to the amount of nucleic acid present in the assay can provide more consistent and reliable results, enabling accurate comparisons between different samples. Moreover, introducing a reference gene alongside the target gene can help correct for amplification efficiency differences, leading to improved accuracy in dPCR detection. By implementing these methods, the accuracy of digital PCR can be significantly enhanced, ensuring more precise quantification and detection of nucleic acid targets.
Relation between digital communication and misunderstanding between family members ?5 answersDigital communication can lead to misunderstandings between family members. The rapid flow of information exchange and the freedom to speak and respond to speech in the digital era can contribute to these misunderstandings. Additionally, communicating through social media platforms like Facebook, while convenient, can result in messages not being expressed properly, leading to misunderstandings among family members. It is important for families to take the time to talk and interact with each other personally in order to avoid conflicts and maintain a good family relationship.
What is the current discussion in power line communication?5 answersPower Line Communication (PLC) is a technology that allows data transmission using electrical networks. The current discussion in power line communication revolves around the challenges and strategies for efficient transmission. The impulsive noise with bursts of errors is a major obstacle for multimedia transmission over power-line mediums. PLC has shown potential for control applications, but there are challenges in terms of cost, location environment, and characteristics of electrical cables. Reliable, low-bandwidth PLC can facilitate demand-side management and new opportunities for control applications. Different power line technologies exist, including ultra narrowband, narrowband, and broadband systems. PLC has attracted research attention due to its potential for home and neighborhood network applications and smart grid technologies. The issues in PLC include severe noise at low frequencies, varying characteristic impedance, and signal attenuation during data transmission.
What are the causes of power interruptions?5 answersPower interruptions can be caused by various factors such as accidents, deliberate sabotage or attack, natural hazards, equipment failure, and human error. In the Arctic region of Northern Norway, wind speed of gust and local industry activity are found to be the main controlling parameters in explaining power failure occurrences. Failures in power transformers and other components in the power grid can also lead to interruptions. Fluctuating power supply and faults on the utility system can cause voltage interruptions.
What are the reasons for the occurrence of faults in a power system?10 answers