虽然Wi - fi热点的覆盖面有足球场那么大，但信号在到达我的电脑之前还要穿过层层水泥。
Wi-fi hot spots are large — about the size of a football field — but those signals had to pass through a lot of masonry before they got to my laptop.
在世界各地的发现病毒热点地区，人们将通过手机报告可疑人类和动物死亡情况(通常这些是即将到来的疾病信号)。
People in viral hotspots around the world will report suspicious human and animal deaths (often a warning sign of a coming plague) by mobile phones.
将混沌学理论应用于多媒体信号的保密通信是网络安全的迫切需要，也是当今世界的前沿课题和研究热点。
It is an urgent need for network secure communication to apply Chaos theory to the multimedia signals transmission, and it is one of most advanced and hot research topics internationally.
随着现代科学技术的蓬勃发展，数字语音信号处理作为一个跨学科、综合性的研究领域已成为当今的一个研究热点。
With the development of modern science and technology, as a multidisciplinary and comprehensive subject, digital speech signal processing has become a hot research area nowadays.
主动噪声控制是集声学、自适应控制及数字信号处理等技术为一体的高新技术，已成为国内外噪声控制界的研究热点。
Active noise control (ANC) is a new high technology integrated with acoustic, adaptive control and digital signal process and it has become the research focus center of noise control.
也使SAR图像的处理和研究成为当前信号处理领域的一个热点。
And also make SAR image processing and research become a hot topic in signal processing domain.
数字波束形成是未来移动通信系统中的研究热点，本文着重对数字波束形成中的信号分析研究。
Digital beamforming is the research focus of mobile communication system nowadays. This dissertation makes a study of the signal analysis in digital beamforming.
稳定分布作为非高斯脉冲噪声的数学模型，已经成为信号处理领域的热点研究课题。
As the ideal mathematical model for non-Gaussian impulsive noise, a -stable distribution has been the focus of intensive research in signal processing fields.
脑电是极为复杂的非周期生物电信号，对脑电的研究始终是现代科学的一大热点。
EEG is a kind of complicated non-periodic bioelectricity signal and its research is still an important field for modern science.
迪维纳自动开始搜索无线热点，它的发光二极管来的生活时，检测信号。
Divina automatically starts searching for a wireless hotspot and the LEDs on it come to life when they detect the signals.
音频数据隐藏是信息隐藏技术的一个重要分支，利用音频信号作为隐藏消息的载体，近年来已逐渐成为信息隐藏技术研究的热点。
One important branch of information hiding technology, audio data hiding, with the feature of using audio as host signal, has become a research focus.
能有效抵抗信号处理又能抵抗几何攻击是当今数字水印研究的热点和难点之一，提出一种能够抵抗信号处理、旋转、缩放和平移的鲁棒视频水印。
The watermarking technique robust to both signal processing attacks and geometrical attacks is one of the hotspots and difficulties in the digital watermarking research.
近年来，植物盐胁迫信号传导途径一直是植物耐盐性研究的热点。
The salt stress signal transduction pathway has been the hot spot in the study of salt tolerance in plants in recent years.
自适应滤波器的硬件实现一直是自适应信号处理领域研究的热点。
The research on hardware implementations of adaptive filters have been a hotspot in adaptive signal processing fields all the while.
利用电力电缆屏蔽层进行载波信号传输，已成为国内外相关机构的研究热点。
Using the cable shielding layer of power cable as a communication medium to transmit carrier signals has become a hot topic for some research institutions at home and abroad.
舰船辐射噪声信号的特征提取技术因其在水下装备中具有重要的应用价值，一直是国内外研究的热点和难点。
The technique of feature extraction of ship-radiated noise is of importance to underwater equipment, and it is a hotspot and difficult area in the national and international research.
因此，变革传统的“光-电-光”信息交换方式，在网络节点上实施全光交换和全光信号处理是本世纪以来的全球研究热点，也是当务之急。
Therefore it is a world-wide hot topic and urgent affair to implement all-optical switching and all-optical signal processing in optical network nodes since the beginning of this century.
因此带噪环境的连续语音识别一直是当前语音信号研究的热点和难点。
So continuous speech recognition in noisy environment is always the hot spot and the difficult spot of the speech signal research.
语音识别是语音信号处理领域的研究热点，它长期以来一直是一项难题，尤其是对于噪声环境下以及非特定人语音识别。
Speech recognition is a hot issue in the field of speech signal processing, and always is difficult, especially for the independent person in the noisy environment.
利用现代数字信号处理手段实现OFDM的信号处理以得到良好的系统性能是目前的研究热点问题。
At present, realizing signal process of OFDM with modern digital signal process in order to receive good system performances is a hot research problem.
近十多年来，NO作为信号传递分子在有机生命体中的重要作用又使它成为新的研究热点。
In the last decade, NO is attracted great attention again for its role as a signal transfer molecule in living bodies.
说话人识别是当前语音信号处理的研究热点之一，它应用在身份认证领域具有得天独厚的优势。
Speaker Recognition is one of current researching hotspots of speech signal processing, which has many advantaged superiority at identity authentication field.
现代信号处理理论的应用是脑磁逆问题研究中的一个热点。
Recently - application of model signal processing theory to MEG inverse problem has attracted great interest.
当第一个S位点基因发现之后，对于它在植物中自交不亲和信号转导途径中的研究就成为热点。
Studies of effects of S genes on self-incompatibility in phanerogam have been the focus since the first S gene (S-locus glycoprotein, SLG) was identified.
生物分子结构及功能、细胞信号和胞间通讯的研究是当前生物学的前沿热点。
Researches on biological molecules structure and functions, cellular signal transduction and intercellular communication is one of the forward positions of current biology.
软件无线电是目前通信领域研究的热点，其关键技术之一数字中频技术是多速率信号处理理论的典型应用。
Software Radio has become the focus of research in Communications. Digital IF, one of its key technologies, is typical application of multi-rate signal processing theory.
未来植物抗寒领域的研究热点为信号转导和基因调节，低温抗性的遗传学和遗传应用及代谢组学，气候变化对于植物抗寒的影响等方面。
Signal transduction, gene regulation, genetics, metabolomics, and climate change affecting the plant survival are important aspects in the future study of cold tolerance in plants.
数字音频信号的模型表示与压缩编码一直是学界和业界研究的热点课题。
The signal modeling and compression have been the hot topics in both academic and industry research areas.
提出了火灾探测技术的热点研究问题，如复合探测技术、光纤测温技术、火灾信号处理技术、火灾早期探测技术等。
Burning research problems on fire detection technology, such as those about combined detection, temperature detection via optical fiber, fire signal processing, early fire detection etc. are provided.
阵列信号处理的热点之一是目标波达方位（DOA）估计。
The direction-of-arrival (DOA) estimation is one of the most important problems in the technology of the array signal processing.
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