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    • 1. 发明申请
    • IMPROVED PROCESSING OF MULTI-COLOR IMAGES FOR DETECTION AND CLASSIFICATION
    • 用于检测和分类的多色图像的改进处理
    • US20090175535A1
    • 2009-07-09
    • US12007338
    • 2008-01-09
    • Barry G. Mattox
    • Barry G. Mattox
    • G06K9/34
    • G06K9/3241G06T5/002G06T5/007G06T5/20G06T5/50G06T2207/10024G06T2207/10048G06T2207/20032G06T2207/20182
    • The premise of this invention is that detection or classification of objects in a multi-color image depends on both the resolution and the signal-to-noise ratio (SNR) of the intensity of objects in the image, and can be aided significantly by reliable observation of the general coloring of the objects. The multi-color image may be derived from multiple wavebands, whether or not any of those wavebands lie in the visible light region, infrared region, etc. When detecting or recognizing objects in a color image, SNR information is more important than spatial resolution in the color component. Hence, color images such as RGB components are separated from an intensity image and processed with various noise reduction processes to reduce noise, i.e. increase SNR at the expense of spatial resolution. The intensity image is processed separately to enhance contrast of the image without degrading the spatial resolution. The processed color images and the intensity images are recombined to form a resultant multi-color image having increased SNR with minimum degradation of resolution.
    • 本发明的前提是,多色图像中的物体的检测或分类取决于图像中物体强度的分辨率和信噪比(SNR),并且可以显着地辅助 观察物体的一般着色。 多色图像可以从多个波段导出,无论这些波段是否位于可见光区域,红外区域等中。当检测或识别彩色图像中的物体时,SNR信息比空间分辨率更重要 颜色分量。 因此,诸如RGB分量的彩色图像与强度图像分离,并且通过各种降噪处理进行处理以减少噪声,即以牺牲空间分辨率为代价来增加SNR。 单独处理强度图像以增强图像的对比度而不降低空间分辨率。 经处理的彩色图像和强度图像被重新组合以形成具有增加的SNR并且分辨率降低最小的所得多色图像。
    • 4. 发明授权
    • Dual detection processing for detecting signals with high acceleration uncertainty
    • 用于检测具有高加速度不确定性的信号的双重检测处理
    • US06313785B1
    • 2001-11-06
    • US09559664
    • 2000-04-28
    • Barry G. Mattox
    • Barry G. Mattox
    • G01S13536
    • G01S7/292
    • Dual path detection processing in which a low SNR signal processor detects signals over a limited range of low acceleration values and a high SNR signal processor detects signals over a wider range of acceleration values. The low SNR signal processor uses acceleration bins formed from a noncoherent FFT array to detect low SNR signals of far away objects which tend to have lower angular acceleration. Because close proximity target objects tend to have higher SNR return signals, it is not necessary to rely on acceleration bins formed from an FFT array for signal detection. Close proximity targets with high SNR can often be detected in individual coherently integrated FFT templates, despite the likelihood of large acceleration uncertainty from higher angular acceleration rates. Since signal detection of higher SNR signals is much less computationally burdensome than signal detection using a noncoherent FFT array, the present inventor is able to realize computational efficiencies by using dual path detection processing.
    • 双路径检测处理,其中低SNR信号处理器在低加速度值的有限范围内检测信号,并且高SNR信号处理器在较宽范围的加速度值上检测信号。 低SNR信号处理器使用由非相干FFT阵列形成的加速度箱来检测趋向于具有较低角加速度的远离物体的低SNR信号。 由于近距离目标物体倾向于具有较高的SNR返回信号,因此不需要依赖于从FFT阵列形成的用于信号检测的加速度箱。 尽管从较高的角加速度可能出现较大的加速度不确定性,但通常可以在单个相干集成的FFT模板中检测到高SNR的近距离目标。 由于较高信噪比信号的信号检测比使用非相干FFT阵列的信号检测的计算负担要小得多,本发明人能够通过使用双路径检测处理来实现计算效率。
    • 5. 发明授权
    • Method for producing highly accurate frequency and FM of a laser
    • 激光器高精度频率和FM的制作方法
    • US06804042B2
    • 2004-10-12
    • US10426724
    • 2003-05-01
    • Barry G. Mattox
    • Barry G. Mattox
    • G02F133
    • H01S3/105H01S3/1305H01S3/1394H01S3/1398
    • A method and apparatus for accurately and precisely controlling the frequency (wavelength) and periodic frequency modulation of a laser are provided. An ADC (Analog to Digital Converter) is used to sample the output of a modified interferometer used as a delay line discriminator, and quadrature components of the sampled output are generated. An arctangent function (e.g., atan2) is applied to convert the quadrature components to a phase measure that is proportional to the laser frequency. Correlator circuits (e.g., cost-efficient correlator circuits) are provided to extract average frequency, modulation peak deviation, and modulation phase error signals. Control-loop feedback using the extracted signals is used to adjust the average frequency, modulation deviation, and modulation phase to respective set points.
    • 提供了用于准确且精确地控制激光器的频率(波长)和周期性频率调制的方法和装置。 使用ADC(模/数转换器)对用作延迟线鉴别器的修改干涉仪的输出进行采样,并产生采样输出的正交分量。 施加反正切函数(例如,atan2)以将正交分量转换成与激光频率成比例的相位测量。 提供相关器电路(例如,成本有效的相关器电路)以提取平均频率,调制峰值偏差和调制相位误差信号。 使用提取的信号的控制环路反馈用于将平均频率,调制偏差和调制相位调整到各个设定点。
    • 6. 发明授权
    • Integrator for radar return signals with high acceleration uncertainty
    • 具有高加速度不确定性的雷达回波信号积分器
    • US06437729B1
    • 2002-08-20
    • US09559665
    • 2000-04-28
    • Barry G. Mattox
    • Barry G. Mattox
    • G01S13536
    • G01S13/58G01S2007/2883
    • A radar signal processing method and system for detecting target objects of unknown acceleration and having low SNRs which reduces the computational burdens and provides a more efficient way of performing the operation of non-coherent integration. Radar signal processing is conducted according to a predetermined scheme in which partially processed received signal data is selectively stored and reused, reducing redundant processing. The radar system receives return signals frequency shifted from a predetermined frequency scheme by unknown amounts. The received signals are coherently integrated transforming them into frequency domain templates which are non-coherently arranged into an array matrix. The data of the frequency domain templates are processed to form presums which are stored for use in forming higher level presums and for forming acceleration bins. Once the acceleration bins have been formed, they are analyzed to detect the presence of target object return signals.
    • 一种用于检测未知加速度的目标物体并具有低SNR的雷达信号处理方法和系统,其降低了计算负担,并提供了执行非相干整合操作的更有效的方式。 根据其中部分处理的接收信号数据被选择性地存储和重新使用的预定方案进行雷达信号处理,减少冗余处理。 雷达系统接收从预定频率方案频移的未知数量的返回信号。 所接收的信号被相干地集成,将它们变换成频域模板,这些频域模板是非相干排列成阵列矩阵的。 对频域模板的数据进行处理以形成预先存储,用于形成较高级别的模型和形成加速度仓。 一旦形成加速箱,就对它们进行分析,以检测目标物体返回信号的存在。
    • 8. 发明授权
    • Method for enhancing polarimeter systems that use micro-polarizers
    • 用于增强使用微偏振器的偏振计系统的方法
    • US07719684B2
    • 2010-05-18
    • US12007350
    • 2008-01-09
    • Barry G. MattoxGene D. Tener
    • Barry G. MattoxGene D. Tener
    • G01J4/00
    • G01J4/04
    • This invention solves a problem of registration and improves signal-to-noise ratio (SNR) when using division-by-focal-plane array to produce multiple polarization images. This is achieved by processing a sequence of angular-position-dithered frames to generate a high-definition, Nyquist-sampled, integrated image for each of the polarizations. The integration method transforms individually under-sampled, high-resolution image frames into resultant high-resolution frames that meet the Nyquist sampling criterion. During the resampling transformation, each polarization or waveband is resampled to produce precise registration to the other polarizations, since registration offsets are fixed and defined by the arrangement of the polarized pixels in the focal-plane-array. In the most straight-forward implementation, these offsets would be integer pixel shifts in X and Y.
    • 本发明解决了使用分频平面阵列产生多极化图像时的对准问题并提高信噪比(SNR)。 这通过处理角位置抖动帧序列来产生用于每个偏振的高清晰度奈奎斯特采样的集成图像来实现。 积分方法将单独的欠采样,高分辨率图像帧转换成符合奈奎斯特采样标准的合成高分辨率帧。 在重采样转换期间,对每个偏振或波带进行重采样以对其它偏振进行精确对准,因为对准偏移是固定的并且由焦平面阵列中的偏振像素的排列来限定。 在最直接的实现中,这些偏移将是X和Y中的整数像素移位。
    • 10. 发明申请
    • Method for enhancing polarimeter systems that use micro-polarizers
    • 用于增强使用微偏振器的偏振计系统的方法
    • US20080165359A1
    • 2008-07-10
    • US12007350
    • 2008-01-09
    • Barry G. MattoxGene D. Tener
    • Barry G. MattoxGene D. Tener
    • G01J4/04
    • G01J4/04
    • This invention solves a problem of registration and improves signal-to-noise ratio (SNR) when using division-by-focal-plane array to produce multiple polarization images. This is achieved by processing a sequence of angular-position-dithered frames to generate a high-definition, Nyquist-sampled, integrated image for each of the polarizations. The integration method transforms individually under-sampled, high-resolution image frames into resultant high-resolution frames that meet the Nyquist sampling criterion. During the resampling transformation, each polarization or waveband is resampled to produce precise registration to the other polarizations, since registration offsets are fixed and defined by the arrangement of the polarized pixels in the focal-plane-array. In the most straight-forward implementation, these offsets would be integer pixel shifts in X and Y.
    • 本发明解决了使用分频平面阵列产生多极化图像时的对准问题并提高信噪比(SNR)。 这通过处理角位置抖动帧序列来产生用于每个偏振的高清晰度奈奎斯特采样的集成图像来实现。 积分方法将单独的欠采样,高分辨率图像帧转换成符合奈奎斯特采样标准的合成高分辨率帧。 在重采样转换期间,对每个偏振或波带进行重采样以对其它偏振进行精确对准,因为对准偏移是固定的并且由焦平面阵列中的偏振像素的排列来限定。 在最直接的实现中,这些偏移将是X和Y中的整数像素移位。