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    • 4. 发明申请
    • SCALABLE MOTION IMAGE SYSTEM
    • 可移动运动图像系统
    • WO2002065785A2
    • 2002-08-22
    • PCT/US2002/004309
    • 2002-02-13
    • QUVIS, INC.
    • GOERTZEN, Kenbe, D.
    • H04N7/50
    • H04N19/436H04N19/112H04N19/124H04N19/13H04N19/154H04N19/162H04N19/1883H04N19/46H04N19/61H04N19/62H04N19/63H04N19/70
    • A scalable motion image compression system for a digital motion image signal having an associated transmission rate. The scalable motion image compression system includes a decomposition module for receiving the digital motion image signal, decomposing the digital motion image signal into component parts and sending the components. The decomposition module may further perform color rotation, spatial decomposition and temporal decomposition. The system further includes a compression module for receiving each of the component parts from the decomposition module, compressing the component part, and sending the compressed component part to a memory location. The compression module may perform sub-band wavelet compression and may further include functionality for quantization and entropy encoding.
    • 一种用于具有相关传输速率的数字运动图像信号的可伸缩运动图像压缩系统。 可扩展运动图像压缩系统包括用于接收数字运动图像信号的分解模块,将数字运动图像信号分解为组成部分并发送组件。 分解模块可以进一步执行颜色旋转,空间分解和时间分解。 该系统还包括压缩模块,用于从分解模块接收每个组成部分,压缩组件部分,以及将压缩的组件部分发送到存储器位置。 压缩模块可以执行子带小波压缩,并且还可以包括用于量化和熵编码的功能。
    • 5. 发明申请
    • DIGITAL IMAGE PROCESSOR
    • 数字图像处理器
    • WO2003065732A2
    • 2003-08-07
    • PCT/US2003/002329
    • 2003-01-27
    • QUVIS, INC.
    • GOERTZEN, Kenbe, D.
    • H04N7/24
    • H04N19/42H04N19/112H04N19/124H04N19/13H04N19/154H04N19/162H04N19/1883H04N19/46H04N19/61H04N19/62H04N19/63H04N19/70
    • An electronic chip for processing a digital image stream having digital data values representing pixels and resulting digital signal. The electronic chip includes a compression module for compressing the digital image stream so that upon decompression the digital image stream maintains a pre-determined signal to noise ratio for each digital data value. The compression module may compress the digital image stream such that digital data values are quantized so as to maintain a desired resolution over all frequencies. The electronic chip may further include a digital image input port for receiving the digital image stream and a digital data output port for outputting the digital data stream formatted as a digital data packet.
    • 一种用于处理具有表示像素的数字数据值并产生数字信号的数字图像流的电子芯片。 电子芯片包括用于压缩数字图像流的压缩模块,使得在解压缩时,数字图像流为每个数字数据值维持预定的信噪比。 压缩模块可以压缩数字图像流,使得数字数据值被量化,以便在所有频率上保持期望的分辨率。 电子芯片还可以包括用于接收数字图像流的数字图像输入端口和用于输出格式化为数字数据分组的数字数据流的数字数据输出端口。