Aiming at improving the precision of acoustic passive localization by small size array, we first derived eqs. 1 through 3 to describe the relation between time delay and target location.
根据声测被动定位对声学基阵提出的要求，给出了当基阵尺寸较小的情况下，影响声测被动定位精度的关键因素。
An old black-and-white photograph of the sensitive technology - perhaps the only image of its kind in existence publicly - shows an array of pipes and low cabinets about the size of a small truck.
这项高度机密技术的一张老黑白照片——或许是同类照片中现存的唯一公开的图像——显示了一批管子和近乎小卡车大小的低矮机箱。
With the perfect characteristics of acoustic vector sensor in the low frequency band, accurate DOA estimation is achieved with small array size.
利用矢量传感器在低频段的良好特性，实现了小尺寸声阵条件下的高精度目标DOA估计。
Theoretically, a column conformal array with small size and few elements to generate a shaped beam with low side lobe and main beam with fixed width and flat top is carried out.
理论上实现了用较少的天线单元，且与小直径圆柱面共形的阵列，激励产生副瓣电平较低、主瓣有一定的宽度且顶部较平坦的波束。
By using the regular two-dimensional array of HMM states in a hybrid speech recognition system with small vocabulary size, the factorization of observation probabilities is performed.
利用小词汇量混合语音识别系统中的HMM状态所形成的规则的二维阵列，对状态观测概率进行分解。
Because of the features of small size and not being cooled, an uncooled infrared focal plane array detector has a broad application prospect.
非致冷红外焦平面阵列探测器具备体积小、无需致冷的优点，具有广泛的应用前景。
The circuit composed of switch and diode is applied to connect photovoltaic modules for the electrical reconfiguration of small-size photo-voltaic array in macro and micro layouts.
在此基础上，提出利用开关管与二极管电路连接光伏模块，实现小型光伏阵列的宏观与微观结构布局电气重构。
The phased-array Doppler log has several advantages, such as small size of array and no need of compensation for sound velocity.
相控阵多普勒计程仪具有基阵体积小，且无需迸行声速补偿等优点。
The phased-array Doppler log has several advantages, such as small size of array and no need of compensation for sound velocity.
相控阵多普勒计程仪具有基阵体积小，且无需迸行声速补偿等优点。
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