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公开(公告)号：US08733649B2
公开(公告)日：2014-05-27
申请号：US13149846
申请日：2011-05-31
申请人： Qiang Cai , Wenchuan Chen , Yousen Qiu , Tao Yang
发明人： Qiang Cai , Wenchuan Chen , Yousen Qiu , Tao Yang
CPC分类号： G06K7/14 , G06K7/1417 , G06K7/1456 , G06K7/1473
摘要： An exemplary Data Matrix barcode decoding chip, comprising: a characteristic searching unit configured for searching for a characteristic pattern in the barcode image to determine pixel coordinates of the characteristic pattern; a barcode parameter acquiring unit configured for acquiring a barcode parameter according to the pixel coordinates of the characteristic pattern; a correction characteristic acquiring unit configured for searching for a characteristic position in the barcode image and acquiring a correction characteristic according to the characteristic position; a module information processing unit configured for calculating a grayscale value corresponding to a module according to the barcode parameter and the correction characteristic; a binarizing unit configured for binarizing the module; a codeword extracting unit configured for extracting a codeword according to the binarized module; and an error correction and decoding unit configured for decoding the codeword.
摘要翻译： 一种示例性数据矩阵条形码解码芯片，包括：特征搜索单元，被配置为搜索条形码图像中的特征图案以确定特征图案的像素坐标; 条形码参数获取单元，被配置为根据特征图案的像素坐标获取条形码参数; 校正特征获取单元，用于搜索条形码图像中的特征位置，并根据特征位置获取校正特性; 模块信息处理单元，被配置为根据条形码参数和校正特性来计算与模块对应的灰度值; 被配置为二进制化模块的二值化单元; 码字提取单元，被配置为根据二值化模块提取码字; 以及被配置为对码字进行解码的纠错和解码单元。
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公开(公告)号：US08550352B2
公开(公告)日：2013-10-08
申请号：US13149842
申请日：2011-05-31
申请人： Dong Guo , Rongsheng Liu , Xianfu Wang , Fusheng Lan
发明人： Dong Guo , Rongsheng Liu , Xianfu Wang , Fusheng Lan
CPC分类号： G06K7/1417 , G06K7/10851 , G06K7/146
摘要： An exemplary QR barcode decoding chip includes a characteristic searching unit configured for searching for a characteristic pattern in the barcode image to determine pixel coordinates of the characteristic pattern; a barcode parameter acquiring unit configured for acquiring a barcode parameter according to the pixel coordinates of the characteristic pattern; a version/format parameter acquiring unit configured for acquiring a version/format parameter; a correction characteristic acquiring unit configured for searching for a characteristic position in the barcode image and acquiring a correction characteristic according to the characteristic position; a module information processing unit configured for calculating a grayscale value corresponding to a module according to the version/format parameter, the barcode parameter and the correction characteristic; a binarizing unit configured for binarizing the module; a codeword extracting unit configured for extracting a codeword according to the binarized module; and an error correction and decoding unit configured for decoding the codeword.
摘要翻译： 示例性QR条形码解码芯片包括特征搜索单元，其被配置用于搜索条形码图像中的特征图案以确定特征图案的像素坐标; 条形码参数获取单元，被配置为根据特征图案的像素坐标获取条形码参数; 配置用于获取版本/格式参数的版本/格式参数获取单元; 校正特征获取单元，用于搜索条形码图像中的特征位置，并根据特征位置获取校正特性; 模块信息处理单元，被配置为根据版本/格式参数，条形码参数和校正特性来计算与模块相对应的灰度值; 被配置为二进制化模块的二值化单元; 码字提取单元，被配置为根据二值化模块提取码字; 以及被配置为对码字进行解码的纠错和解码单元。
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公开(公告)号：US20110290879A1
公开(公告)日：2011-12-01
申请号：US13149842
申请日：2011-05-31
申请人： Dong Guo , Rongsheng Liu , Xianfu Wang , Fusheng Lan
发明人： Dong Guo , Rongsheng Liu , Xianfu Wang , Fusheng Lan
IPC分类号： G06K5/00
CPC分类号： G06K7/1417 , G06K7/10851 , G06K7/146
摘要： An exemplary QR barcode decoding chip includes a characteristic searching unit configured for searching for a characteristic pattern in the barcode image to determine pixel coordinates of the characteristic pattern; a barcode parameter acquiring unit configured for acquiring a barcode parameter according to the pixel coordinates of the characteristic pattern; a version/format parameter acquiring unit configured for acquiring a version/format parameter; a correction characteristic acquiring unit configured for searching for a characteristic position in the barcode image and acquiring a correction characteristic according to the characteristic position; a module information processing unit configured for calculating a grayscale value corresponding to a module according to the version/format parameter, the barcode parameter and the correction characteristic; a binarizing unit configured for binarizing the module; a codeword extracting unit configured for extracting a codeword according to the binarized module; and an error correction and decoding unit configured for decoding the codeword.
摘要翻译： 示例性QR条形码解码芯片包括特征搜索单元，其被配置用于搜索条形码图像中的特征图案以确定特征图案的像素坐标; 条形码参数获取单元，被配置为根据特征图案的像素坐标获取条形码参数; 配置用于获取版本/格式参数的版本/格式参数获取单元; 校正特征获取单元，用于搜索条形码图像中的特征位置，并根据特征位置获取校正特性; 模块信息处理单元，被配置为根据版本/格式参数，条形码参数和校正特性来计算与模块相对应的灰度值; 被配置为二进制化模块的二值化单元; 码字提取单元，被配置为根据二值化模块提取码字; 以及被配置为对码字进行解码的纠错和解码单元。
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公开(公告)号：US20110290877A1
公开(公告)日：2011-12-01
申请号：US13149820
申请日：2011-05-31
申请人： Yali Sun , Dong Guo , Rongsheng Liu , Xianfu Wang , Lunyu Hu , Wenchuan Chen , Qiang Cai , Xiaodan Cai , Qingcai Zhang , Chunguang Zheng , Yousen Qiu , Zhilong Lin , Guoliang Zhuang , Zhiyu Wu
发明人： Yali Sun , Dong Guo , Rongsheng Liu , Xianfu Wang , Lunyu Hu , Wenchuan Chen , Qiang Cai , Xiaodan Cai , Qingcai Zhang , Chunguang Zheng , Yousen Qiu , Zhilong Lin , Guoliang Zhuang , Zhiyu Wu
CPC分类号： G06K7/14 , G06K7/1456 , G06K7/1469 , G06K7/1473 , G06K7/1491
摘要： An exemplary barcode decoding chip includes a scan module, a boundary identification module, a direction identification module, a bar space boundary processing module, a symbol parameter identification module, a symbol character acquisition module, and a decoding module.
摘要翻译： 示例性条形码解码芯片包括扫描模块，边界识别模块，方向识别模块，条形空间边界处理模块，符号参数识别模块，符号字符获取模块和解码模块。
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5.发明授权公开(公告)号：US08550351B2
公开(公告)日：2013-10-08
申请号：US13149836
申请日：2011-05-31
申请人： Yali Sun , Wenchuan Chen , Dong Guo , Tao Yang
发明人： Yali Sun , Wenchuan Chen , Dong Guo , Tao Yang
CPC分类号： G06K7/14 , G06K7/1417 , G06K7/1456 , G06K7/1473
摘要： An exemplary matrix-type two-dimensional (2D) barcode decoding chip includes a data storage, a matrix-type 2D barcode identifying modules, and a master-control logic module. The data storage is configured for storing a barcode image. The matrix-type 2D barcode identifying modules are configured for processing the barcode image in parallel. The master-control logic module is configured for controlling operational statuses of the matrix-type 2D barcode identifying modules so that the matrix-type 2D barcode identifying modules calling the barcode image stored in the data storage in sequence.
摘要翻译： 示例性矩阵型二维（2D）条形码解码芯片包括数据存储，矩阵型2D条形码识别模块和主控逻辑模块。 数据存储器被配置用于存储条形码图像。 矩阵型2D条形码识别模块被配置用于并行处理条形码图像。 主控逻辑模块被配置为控制矩阵型2D条形码识别模块的操作状态，使得矩阵型2D条形码识别模块依次调用存储在数据存储器中的条形码图像。
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公开(公告)号：US08596538B2
公开(公告)日：2013-12-03
申请号：US13149820
申请日：2011-05-31
申请人： Yali Sun , Dong Guo , Rongsheng Liu , Xianfu Wang , Lunyu Hu , Wenchuan Chen , Qiang Cai , Xiaodan Cai , Qingcai Zhang , Chunguang Zheng , Yousen Qiu , Zhilong Lin , Guoliang Zhuang , Zhiyu Wu
发明人： Yali Sun , Dong Guo , Rongsheng Liu , Xianfu Wang , Lunyu Hu , Wenchuan Chen , Qiang Cai , Xiaodan Cai , Qingcai Zhang , Chunguang Zheng , Yousen Qiu , Zhilong Lin , Guoliang Zhuang , Zhiyu Wu
CPC分类号： G06K7/14 , G06K7/1456 , G06K7/1469 , G06K7/1473 , G06K7/1491
摘要： An exemplary barcode decoding chip includes a scan module, a boundary identification module, a direction identification module, a bar space boundary processing module, a symbol parameter identification module, a symbol character extraction module, and a decoding module.
摘要翻译： 示例性条形码解码芯片包括扫描模块，边界识别模块，方向识别模块，条形空间边界处理模块，符号参数识别模块，符号字符提取模块和解码模块。
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公开(公告)号：US20110290884A1
公开(公告)日：2011-12-01
申请号：US13149848
申请日：2011-05-31
申请人： Qiang Cai , Jianhua Lin , Jun Wu , Chunshui Cai , Feng Liu , Yijin Zhang , Xiaodan Cai , Zhiyu Wu , Minghui Wu , Yongchang Chen
发明人： Qiang Cai , Jianhua Lin , Jun Wu , Chunshui Cai , Feng Liu , Yijin Zhang , Xiaodan Cai , Zhiyu Wu , Minghui Wu , Yongchang Chen
CPC分类号： G06K7/10851
摘要： An exemplary bar code decoding unit includes an interface unit. The bar code image is input into the bar code decoding unit via the interface unit, and the bar code decoding unit decodes the bar code image and outputs decoded information via its interface unit.
摘要翻译： 示例性条形码解码单元包括接口单元。 条形码图像经由接口单元输入到条形码解码单元，条形码解码单元解码条形码图像，并通过其接口单元输出解码信息。
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公开(公告)号：US20110290880A1
公开(公告)日：2011-12-01
申请号：US13149846
申请日：2011-05-31
申请人： Qiang Cai , Wenchuan Chen , Yousen Qiu , Tao Yang
发明人： Qiang Cai , Wenchuan Chen , Yousen Qiu , Tao Yang
CPC分类号： G06K7/14 , G06K7/1417 , G06K7/1456 , G06K7/1473
摘要： An exemplary Data Matrix barcode decoding chip, comprising: a characteristic searching unit configured for searching for a characteristic pattern in the barcode image to determine pixel coordinates of the characteristic pattern; a barcode parameter acquiring unit configured for acquiring a barcode parameter according to the pixel coordinates of the characteristic pattern; a correction characteristic acquiring unit configured for searching for a characteristic position in the barcode image and acquiring a correction characteristic according to the characteristic position; a module information processing unit configured for calculating a grayscale value corresponding to a module according to the barcode parameter and the correction characteristic; a binarizing unit configured for binarizing the module; a codeword extracting unit configured for extracting a codeword according to the binarized module; and an error correction and decoding unit configured for decoding the codeword.
摘要翻译： 一种示例性数据矩阵条形码解码芯片，包括：特征搜索单元，被配置为搜索条形码图像中的特征图案以确定特征图案的像素坐标; 条形码参数获取单元，被配置为根据特征图案的像素坐标获取条形码参数; 校正特征获取单元，用于搜索条形码图像中的特征位置，并根据特征位置获取校正特性; 模块信息处理单元，被配置为根据条形码参数和校正特性来计算与模块对应的灰度值; 被配置为二进制化模块的二值化单元; 码字提取单元，被配置为根据二值化模块提取码字; 以及被配置为对码字进行解码的纠错和解码单元。
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9.发明申请公开(公告)号：US20110290878A1
公开(公告)日：2011-12-01
申请号：US13149836
申请日：2011-05-31
申请人： Yali Sun , Wenchuan Chen , Dong Guo , Tao Yang
发明人： Yali Sun , Wenchuan Chen , Dong Guo , Tao Yang
CPC分类号： G06K7/14 , G06K7/1417 , G06K7/1456 , G06K7/1473
摘要： An exemplary matrix-type two-dimensional (2D) barcode decoding chip includes a data storage, a matrix-type 2D barcode identifying modules, and a master-control logic module. The data storage is configured for storing a barcode image. The matrix-type 2D barcode identifying modules are configured for processing the barcode image in parallel. The master-control logic module is configured for controlling operational statuses of the matrix-type 2D barcode identifying modules so that the matrix-type 2D barcode identifying modules calling the barcode image stored in the data storage in sequence.
摘要翻译： 示例性矩阵型二维（2D）条形码解码芯片包括数据存储，矩阵型2D条形码识别模块和主控逻辑模块。 数据存储器被配置用于存储条形码图像。 矩阵型2D条形码识别模块被配置用于并行处理条形码图像。 主控逻辑模块被配置为控制矩阵型2D条形码识别模块的操作状态，使得矩阵型2D条形码识别模块依次调用存储在数据存储器中的条形码图像。
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