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1.
公开(公告)号:US09864722B2
公开(公告)日:2018-01-09
申请号:US14367734
申请日:2012-12-14
Inventor: Stephane Chevobbe , Marc Duranton
CPC classification number: G06F13/4282 , G06F13/4009 , G06F13/4221
Abstract: A communication system coupled to a data-acquisition circuit and to a data-processing circuit is provided, including at least one shift register, an addressing circuit and a multiplexer. The shift register includes a serial input for inputting and storing data in series, a serial output for outputting data in series, and parallel outputs for outputting data stored in the shift register in parallel. The addressing circuit is coupled to the shift register in order to identify the positions of stored data, and the multiplexer is coupled to the parallel outputs of the shift register in order to output the stored data to the data-processing circuit in series. Methods for communication between a data-acquisition circuit and a data-processing circuit are also provided.
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2.
公开(公告)号:US09542719B2
公开(公告)日:2017-01-10
申请号:US14431283
申请日:2013-09-24
Inventor: Sebastien Courroux , Stephane Chevobbe , Mehdi Darouich , Michel Paindavoine
CPC classification number: G06T3/0056 , G06F17/148 , G06T1/20
Abstract: A device for decomposing images into at least three levels by wavelet transform comprises a first unit executing a first level of decomposition and a second unit executing the higher levels of decomposition by performing a sequence of processing tasks. The tasks are ordered in time by using a sequence of rows, a routing unit serving to configure the second unit when the level of decomposition associated with the processing task currently being executed changes relative to the level of decomposition associated with the processing task executed previously. The processing tasks are ordered so that any given row is associated with only one level of decomposition.
Abstract translation: 用于通过小波变换将图像分解为至少三个级别的装置包括执行第一级分解的第一单元和通过执行一系列处理任务来执行较高级别的分解的第二单元。 通过使用一系列行来及时排序任务,当与当前正在执行的处理任务相关联的分解级别相对于先前执行的处理任务相关联的分解级别改变时,用于配置第二单元的路由单元。 处理任务被排序,使得任何给定行仅与一个级别的分解相关联。
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