Jove
Visualize
联系我们
JoVE
x logofacebook logolinkedin logoyoutube logo
关于 JoVE
概览领导团队博客JoVE 帮助中心
作者
出版流程编辑委员会范围与政策同行评审常见问题投稿
图书馆员
用户评价订阅访问资源图书馆顾问委员会常见问题
研究
JoVE JournalMethods CollectionsJoVE Encyclopedia of Experiments存档
教育
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab Manual教师资源中心教师网站
使用条款与条件
隐私政策
政策

相关概念视频

Reconstruction of Signal using Interpolation01:10

Reconstruction of Signal using Interpolation

203
Signal processing techniques are essential for accurately converting continuous signals to digital formats and vice versa. When a continuous signal is sampled with a period T, the resulting sampled signal exhibits replicas of the original spectrum in the frequency domain, spaced at intervals equal to the sampling frequency. To handle this sampled signal, a zero-order hold method can be applied, which creates a piecewise constant signal by retaining each sample's value until the next...
203
Properties of Fourier Transform I01:21

Properties of Fourier Transform I

176
The application of Fourier Transform properties in radio broadcasting is multifaceted, enabling significant advancements in the way signals are transmitted and received. Key areas where these properties are utilized include simultaneous multi-channel transmission, audio clip speed adjustments, live broadcast delays for different time zones, audio frequency adjustments, and signal demodulation.
In radio broadcasting, multiple audio signals often need to be transmitted simultaneously. The Fourier...
176
Source Transformation01:15

Source Transformation

6.5K
Source transformation is a fundamental technique employed in circuit analysis, offering a valuable tool for simplifying complex electrical circuits. This technique involves the replacement of either a voltage source in series with a resistor by a current source in parallel with a resistor, or vice versa. The key concept here is that when the original sources are deactivated (turned off), the equivalent resistance at the circuit's end terminals remains the same.
It is essential to note that when...
6.5K
Network Function of a Circuit01:25

Network Function of a Circuit

290
Frequency response analysis in electrical circuits provides vital insights into a circuit's behavior as the frequency of the input signal changes. The transfer function, a mathematical tool, is instrumental in understanding this behavior. It defines the relationship between phasor output and input and comes in four types: voltage gain, current gain, transfer impedance, and transfer admittance. The critical components of the transfer function are the poles and zeros.
290
State Space to Transfer Function01:21

State Space to Transfer Function

208
The conversion of state-space representation to a transfer function is a fundamental process in system analysis. It provides a method for transitioning from a time-domain description to a frequency-domain representation, which is crucial for simplifying the analysis and design of control systems.
The transformation process begins with the state-space representation, characterized by the state equation and the output equation. These equations are typically represented as:
208
Transfer Function to State Space01:23

Transfer Function to State Space

260
State-space representation is a powerful tool for simulating physical systems on digital computers, necessitating the conversion of the transfer function into state-space form. Consider an nth-order linear differential equation with constant coefficients, like those encountered in an RLC circuit. The state variables are selected as the output and its n−1 derivatives. Differentiating these variables and substituting them back into the original equation produces the state equations.
In an...
260

您也可能阅读

相关文章

通过共同作者、期刊和引用图与本文相关的文章。

排序
Same author

Multi-stage representation learning for blind Room-Acoustic parameter estimation with uncertainty quantification.

The Journal of the Acoustical Society of America·2026
Same author

Online reverberation time and clarity estimation in dynamic acoustic conditions.

The Journal of the Acoustical Society of America·2023
Same author

Two congruent cues are better than one: Impact of ITD-ILD combinations on reaction time for sound lateralization.

JASA express letters·2023
Same author

Data-driven local average room transfer function estimation for multi-point equalization.

The Journal of the Acoustical Society of America·2022
Same author

Acoustic reciprocity in the spherical harmonic domain: A formulation for directional sources and receivers.

JASA express letters·2022
Same author

Simulation-Based Resilience Quantification of an Indoor Ultrasound Localization System in the Presence of Disruptions.

Sensors (Basel, Switzerland)·2021
Same journal

Reducing computational complexity in adaptive sound zones with online room impulse response estimation.

The Journal of the Acoustical Society of America·2026
Same journal

Small-sample unbiased linear coherence estimators for a complex Gaussian random process.

The Journal of the Acoustical Society of America·2026
Same journal

Automated detection and annotation of toothed-whale whistles using transformer-based instance segmentation.

The Journal of the Acoustical Society of America·2026
Same journal

Effect of temperature and concentration on the thermo-acoustic behavior of vitamin B5 (d-Panthenol) solutions in the presence of glycol additives.

The Journal of the Acoustical Society of America·2026
Same journal

The visome: Using cognitive networks to examine lip-reading errors in English words.

The Journal of the Acoustical Society of America·2026
Same journal

Resident subjective annoyance responses to combined road traffic and train-induced structure-borne noise: Effects of sound environment.

The Journal of the Acoustical Society of America·2026
查看所有相关文章

相关实验视频

Updated: Jul 5, 2025

Assembly and Characterization of an External Driver for the Generation of Sub-Kilohertz Oscillatory Flow in Microchannels
08:32

Assembly and Characterization of an External Driver for the Generation of Sub-Kilohertz Oscillatory Flow in Microchannels

Published on: January 28, 2022

2.4K

在安装在音频设备上的传感器之间模拟房间传输功能,使用修改的图像源方法.

Zeyu Xu1, Adrian Herzog1, Alexander Lodermeyer2

  • 1International Audio Laboratories, Am Wolfsmantel 33, 91058, Erlangen, Germany.

The Journal of the Acoustical Society of America
|January 18, 2024
PubMed
概括
此摘要是机器生成的。

这项研究通过结合声波衍射效应来增强用于室内声学模拟的图像源方法 (ISM). 改进的方法为智能扬声器应用提供了更准确的房间转移函数模拟.

更多相关视频

Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface
11:54

Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface

Published on: May 8, 2021

4.4K
Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations
06:51

Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations

Published on: August 21, 2018

7.0K

相关实验视频

Last Updated: Jul 5, 2025

Assembly and Characterization of an External Driver for the Generation of Sub-Kilohertz Oscillatory Flow in Microchannels
08:32

Assembly and Characterization of an External Driver for the Generation of Sub-Kilohertz Oscillatory Flow in Microchannels

Published on: January 28, 2022

2.4K
Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface
11:54

Real-Time Proxy-Control of Re-Parameterized Peripheral Signals using a Close-Loop Interface

Published on: May 8, 2021

4.4K
Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations
06:51

Microparticle Manipulation by Standing Surface Acoustic Waves with Dual-frequency Excitations

Published on: August 21, 2018

7.0K

科学领域:

  • 声学 声学 在声学方面
  • 信号处理 信号处理
  • 计算物理 计算物理

背景情况:

  • 标准图像源方法 (ISM) 在室内声学方面具有计算效率,但仅限于点源和全向接收器.
  • 现实世界的声学模拟受到智能扬声器等有限尺寸音频设备的衍射效应的挑战.
  • 对声音传播的准确建模对于开发先进的音频信号处理算法至关重要.

研究的目的:

  • 将图像源方法 (ISM) 扩展到包括声波衍射效应,以改进房间声学模拟.
  • 开发一个更准确的模拟方法,考虑传感器导向的空间转移函数.
  • 为在现实的声学环境中提供评估语音和声学信号处理算法的工具.

主要方法:

  • 图像源方法 (ISM) 被扩展使用球体波定向系数来建模声波衍射.
  • 用有限元模拟来验证各种扬声器和麦克风配置的拟议方法.
  • 此外,还开发出了一种简化的,在计算上不那么密集的拟议方法版本.

主要成果:

  • 扩展的ISM精确地模拟了房间转移功能,包括有限尺寸音频设备的衍射效应.
  • 模拟的准确性受到房间内的设备的大小,形状,数量和放置的影响.
  • 简化的版本显著减少了计算力度,同时保持了合理的准确性.

结论:

  • 拟议的扩展ISM及其简化版本提供比传统方法更准确的房间声学模拟.
  • 这些增强的模拟功能可以显著帮助开发和评估语音增强和声学场景分析算法.
  • 该方法为在复杂的声环境中设计和测试音频信号处理技术提供了有价值的工具.