近场存在于距电磁辐射源(例如发射天线)一个波长范围内的电磁场,一个声源(如扬声器)附近的声辐射场。 也指客机的降落机场。
场 【中文名称】:近场 【英文名称】:Near-Field 【定义1】: 通常接近于一个天线或其他辐射结构的区域,该区域内的电场和磁场没有本质上的平面波特征,相当于从点到点的变化。近场区域可以进一步细分为两个子区域。无
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... 声阻抗匹配 acoustical impedance matching 近场 near field 邻近换能器并具有复杂声束能量的超声区域。同义词;菲涅耳区 Fresnel range ...
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... Apparent Solar Time, Apparent Time 视太阳时;视时 Approach 进场;近场 Approach Clearance 进场许可 ...
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近场通信 Near Field Communication ; NFC ; Near Field
近场通讯 NFC ; Near Field Communication ; ble nfc ; EDR NFC
近场通信技术 NFC ; Near Field Communication
近场支付 NFC ; Near Field Communication
近场流 [流] near field flow
近场长度 Near field length
近场光学显微镜 SNOM ; NSOM ; Scanning Near-field Optical Microscope ; near-field optical microscopy
近场扫描光学显微镜 NSOM ; Near-field Scanning Optical Microscope ; Scanning Near-field Optical Microscopy
扫描近场光学显微镜 SNOM ; Scanning Near-Field Optical Microscope ; Near-field light optical microscope
Finally, near-field microwave imaging methods are studied.
最后,本文对近场微波成像的方法作了研究。
参考来源 - 微波成像的算法研究It may be possible to have some theoretical directing in solid immersion lens near-field data storage.
关键词:光存储,光盘,离焦检测,三维存储,自动聚焦,固体浸没透镜,高度检测,高度控制,飞秒激光脉冲,石英,近场,时域有限差分法。
参考来源 - 短波长与固体浸没透镜高密度光存储技术研究·2,447,543篇论文数据,部分数据来源于NoteExpress
采用基于等离子体物理模型的时域有限差分方法模拟了金属薄膜近场成像特性;采用薄膜传输矩阵方法计算了金属薄膜对倏逝波分量的放大作用。
The property of the near field subwavelength imaging in a metal thin-film structure is investigated using finite difference time domain method based on Drude model.
那么首先什么是近场通讯芯片?
手机生产商希望在手机中推广名为近场通讯(NFC)的短距离通讯系统。
Manufacturers are looking to boost a short-range communication system called near-field communications (NFC) in phones.
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