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2001-05-01_US6226327B_发明授权_US06226327B1 Video coding method and apparatus which select between frame-based and field-based predictive modes_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2008-06-25_CN101208955A_发明公开_CN101208955A 压缩域中基于DCT的视频序列的图像处理_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2011-04-28_US2011096834A_发明申请_US20110096834A1 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E_G_f_h+++.docx

2026-07-03 01:10

2011-05-04_KR1020110046016A_发明公开_KR1020110046016A 영상 부호화 방법 및 장치, 복호화 방법 및 장치_+++A_B_C_D_E_f_g_h+++.docx

2026-07-03 01:10

2011-08-04_WO2011053020A_发明申请_WO2011053020A2 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E_f_g_h+++.docx

2026-07-03 01:10

2011-09-01_US2011211636A_发明申请_US20110211636A1 IMAGE ENCODER AND IMAGE DECODER_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2012-06-07_WO2012074772A_发明申请_WO2012074772A1 VIDEO CODING USING FUNCTION-BASED SCAN ORDER FOR TRANSFORM COEFFICIENTS_+++A_B_C_D_E_F_G_H_k+++.docx

2026-07-03 01:10

2012-07-04_EP2471266A_发明公开_EP2471266A2 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E_N+++.docx

2026-07-03 01:10

2013-01-03_US2013003835A_发明申请_US20130003835A1 CODING OF LAST SIGNIFICANT TRANSFORM COEFFICIENT_+++A_B_C_D_E_N+++.docx

2026-07-03 01:10

2013-01-03_WO2013003581A_发明申请_WO2013003581A1 CODING OF LAST SIGNIFICANT TRANSFORM COEFFICIENT_+++A_B_C_D_E_N_i+++.docx

2026-07-03 01:10

2013-01-03_WO2013003584A_发明申请_WO2013003584A1 DERIVATION OF THE POSITION IN SCAN ORDER OF THE LAST SIGNIFICANT TRANSFORM COEFFICIENT IN VIDEO CODING_+++A_B_C_D_E_I+++.docx

2026-07-03 01:10

2013-03-07_US2013058407A_发明申请_US20130058407A1 CODING OF TRANSFORM COEFFICIENTS FOR VIDEO CODING_+++A_B_C_D_E_F_G_H_K_N_i_m+++.docx

2026-07-03 01:10

2013-04-18_US2013094589A_发明申请_US20130094589A1 METHOD, APPARATUS AND SYSTEM FOR ENCODING AND DECODING THE SIGNIFICANCE MAP FOR RESIDUAL COEFFICIENTS OF A TRANSFORM UNIT_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2013-05-02_AU2011236109A_发明专利_AU2011236109A1 Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit_+++A_B_C_D_E_m+++.docx

2026-07-03 01:10

2013-05-09_US2013114676A_发明申请_US20130114676A1 CONTEXT OPTIMIZATION FOR LAST SIGNIFICANT COEFFICIENT POSITION CODING_+++A_B_C_D_E_I_J+++.docx

2026-07-03 01:10

2013-07-25_US2013188688A_发明申请_US20130188688A1 DEVICES AND METHODS FOR CONTEXT REDUCTION IN LAST SIGNIFICANT COEFFICIENT POSITION CODING_+++A_B_C_D_E_I_J+++.docx

2026-07-03 01:10

2013-08-08_US2013202026A_发明申请_US20130202026A1 DEVICES AND METHODS FOR CONTEXT REDUCTION IN LAST SIGNIFICANT COEFFICIENT POSITION CODING_+++A_B_C_D_E_I_J+++.docx

2026-07-03 01:10

2013-09-05_US2013230098A_发明申请_US20130230098A1 METHOD AND APPARATUS FOR ENCODING FREQUENCY TRANSFORMED BLOCK USING FREQUENCY MASK TABLE, AND METHOD AND APPARATUS FOR ENCODING_DECODING VIDEO USING SAME_+++A_B_C_D_E_F_G_H_N+++.docx

2026-07-03 01:10

2013-10-09_EP2647201A_发明公开_EP2647201A1 VIDEO CODING USING FUNCTION-BASED SCAN ORDER FOR TRANSFORM COEFFICIENTS_+++A_B_C_D_E_F_H_g_k+++.docx

2026-07-03 01:10

2013-10-23_CN103370939A_发明公开_CN103370939A 用于对图像进行编码_解码的方法和装置_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2013-12-26_US2013343448A_发明申请_US20130343448A1 MODIFIED CODING FOR TRANSFORM SKIPPING_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2014-01-30_JP2014502475A_发明专利_JP2014502475A Video encoding to use a function-based scan order of transform coefficients_+++A_B_C_D_E_F_H_g_k+++.docx

2026-07-03 01:10

2014-04-17_US2014105284A_发明申请_US20140105284A1 METHOD AND APPARATUS FOR CODING_DECODING THROUGH HIGH-SPEED CODING UNIT MODE DECISION_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2014-05-07_EP2727343A_发明公开_EP2727343A1 CODING OF LAST SIGNIFICANT TRANSFORM COEFFICIENT_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2014-05-07_EP2727346A_发明公开_EP2727346A1 DERIVATION OF THE POSITION IN SCAN ORDER OF THE LAST SIGNIFICANT TRANSFORM COEFFICIENT IN VIDEO CODING_+++A_B_C_D_E_I+++.docx

2026-07-03 01:10

2014-08-19_US8811479B_发明授权_US08811479B2 Method and apparatus for encoding residual block, and method and apparatus for decoding residual block_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2014-08-25_JP2014521249A_发明专利_JP2014521249A Derivation of the position of the scanning order of the last significant transform coefficients in video coding_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2014-09-11_JP2014523704A_发明专利_JP2014523704A Coding of the last significant transform coefficient_+++A_B_C_D_E_i_j+++.docx

2026-07-03 01:10

2014-10-23_US2014314149A_发明申请_US20140314149A1 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2014-11-13_US2014334539A_发明申请_US20140334539A1 METHOD AND DEVICE FOR ARITHMETIC CODING OF VIDEO, AND METHOD AND DEVICE FOR ARITHMETIC DECODING OF VIDEO_+++A_B_D_E_I_J_N_c+++.docx

2026-07-03 01:10

2014-12-02_US8902988B_发明授权_US08902988B2 Zero-out of high frequency coefficients and entropy coding retained coefficients using a joint context model_+++A_B_C_D_E_F_G_H_N_k+++.docx

2026-07-03 01:10

2015-01-07_CN104272735A_发明公开_CN104272735A 针对视频的上下文自适应二进制熵编码的变换系数编码_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2015-03-19_US2015078432A_发明申请_US20150078432A1 CODING POSITION DATA FOR THE LAST NON-ZERO TRANSFORM COEFFICIENT IN A COEFFICIENT GROUP_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2015-04-13_KR1020150039722A_发明公开_KR1020150039722A 비디오의 산술 부호화 방법 및 그 장치, 비디오의 산술 복호화 방법 및 그 장치_+++A_B_C_D_E_I_J_n+++.docx

2026-07-03 01:10

2015-04-30_US2015117546A_发明申请_US20150117546A1 METHOD AND APPARATUS FOR ENTROPY CODING VIDEO AND METHOD AND APPARATUS FOR ENTROPY DECODING VIDEO_+++A_B_C_D_E_N+++.docx

2026-07-03 01:10

2015-06-04_US2015156502A_发明申请_US20150156502A1 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E_M_f_g_h_i_j_k_l_n_o_p+++.docx

2026-07-03 01:10

2015-06-04_US2015156503A_发明申请_US20150156503A1 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2015-06-04_US2015156504A_发明申请_US20150156504A1 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_d_e_f_g_h+++.docx

2026-07-03 01:10

2015-06-04_US2015156505A_发明申请_US20150156505A1 METHOD AND APPARATUS FOR ENCODING RESIDUAL BLOCK, AND METHOD AND APPARATUS FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E_N_f_g_h+++.docx

2026-07-03 01:10

2015-06-25_US2015181237A_发明申请_US20150181237A1 ARITHMETIC DECODING DEVICE, ARITHMETIC CODING DEVICE, IMAGE DECODING APPARATUS, AND IMAGE CODING APPARATUS_+++A_B_C_D_E_I_j+++.docx

2026-07-03 01:10

2015-07-29_EP2899979A_发明公开_EP2899979A1 Method and apparatus for encoding residual block, and method and apparatus for decoding residual block_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2015-07-29_EP2899980A_发明公开_EP2899980A1 Method and apparatus for encoding residual block, and method and apparatus for decoding residual block_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2015-07-29_EP2899981A_发明公开_EP2899981A1 Method and apparatus for encoding residual block, and method and apparatus for decoding residual block_+++A_B_C_D_E_N+++.docx

2026-07-03 01:10

2015-08-05_EP2903279A_发明公开_EP2903279A1 Method and apparatus for encoding residual block, and method and apparatus for decoding residual block_+++A_B_C_D_E_f_g_h+++.docx

2026-07-03 01:10

2015-08-06_JP2015144465A_发明专利_JP2015144465A 映像復号化方法_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2015-08-06_JP2015144467A_发明专利_JP2015144467A 映像復号化方法_+++A_B_C_D_E_N_f_g_h+++.docx

2026-07-03 01:10

2016-01-14_JP2016006983A_发明专利_JP2016006983A 変換係数の関数ベース走査順序を使用するビデオ符号化_+++A_B_C_D_E_F_H_K_N_g+++.docx

2026-07-03 01:10

2016-01-29_KR101590237B_发明授权_KR101590237B1 변환 계수들에 대한 함수-기반의 스캐닝 순서를 이용한 비디오 코딩_+++A_B_C_D_E_F_G_H_I_K_N+++.docx

2026-07-03 01:10

2016-03-16_KR101604033B_发明授权_KR101604033B1 영상 복호화 방법 및 장치_+++A_B_C_D_E_f_g_h+++.docx

2026-07-03 01:10

2016-03-16_KR101604035B_发明授权_KR101604035B1 영상 복호화 방법 및 장치_+++A_B_C_D_E_f_g_h+++.docx

2026-07-03 01:10

2016-05-03_KR101617968B_发明授权_KR101617968B1 비디오 코딩에서 최종 유의 변환 계수의 스캔 순서의 위치 도출_+++A_B_C_D_E_I+++.docx

2026-07-03 01:10

2016-05-31_KR101625629B_发明授权_KR101625629B1 영상 복호화 방법 및 장치_+++A_B_C_D_E_N_f_g_h+++.docx

2026-07-03 01:10

2016-05-31_KR101625631B_发明授权_KR101625631B1 레지듀얼 블록의 부호화 방법 및 장치, 복호화 방법 및 장치_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2016-07-25_KR1020160088085A_发明公开_KR1020160088085A 고속 변환 계수 부호화 방법 및 장치_+++A_B_C_D_E_I_J+++.docx

2026-07-03 01:10

2016-08-23_KR101650635B_发明授权_KR101650635B1 최종 유의 변환 계수의 코딩_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2016-12-14_EP2727343B_发明授权_EP2727343B1 CODING OF LAST SIGNIFICANT TRANSFORM COEFFICIENT_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2017-02-02_JP2017028469A_发明专利_JP2017028469A 撮像装置_+++A_B_C_D_E_F_G_H_I_J_K_L_M_N_O_P+++.docx

2026-07-03 01:10

2017-03-02_US2017064328A_发明申请_US20170064328A1 VIDEO ENCODING METHOD AND APPARATUS AND VIDEO DECODING METHOD AND APPARATUS_+++A_B_C_D_E_I_N+++.docx

2026-07-03 01:10

2017-03-02_US2017064336A_发明申请_US20170064336A1 COEFFICIENT LEVEL CODING IN VIDEO CODING_+++A_B_C_D_E_I_J+++.docx

2026-07-03 01:10

2017-03-24_KR101719737B_发明授权_KR101719737B1 레지듀얼 블록의 부호화 방법 및 장치, 복호화 방법 및 장치_+++A_B_C_D_E_g_h+++.docx

2026-07-03 01:10

2017-04-06_WO2017057953A_发明申请_WO2017057953A1 비디오 코딩 시스템에서 레지듀얼 신호 코딩 방법 및 장치_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2017-05-31_EP2647201B_发明授权_EP2647201B1 VIDEO CODING USING FUNCTION-BASED SCAN ORDER FOR TRANSFORM COEFFICIENTS_+++A_B_C_D_E_F_H_g_k+++.docx

2026-07-03 01:10

2017-06-05_KR101743665B_发明授权_KR101743665B1 인트라 예측 기반의 비디오 신호 처리 방법 및 장치_+++A_B_C_D_E_f_g_h+++.docx

2026-07-03 01:10

2017-07-18_US9712836B_发明授权_US09712836B2 Method, apparatus and system for encoding and decoding the significance map for residual coefficients of a transform unit_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2017-11-21_CN104378637B_发明授权_CN104378637B 视频信号解码方法_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2018-02-01_US2018035116A_发明申请_US20180035116A1 DATA BLOCK ENCODING METHOD AND APPARATUS_+++c_d_e_f_g_h+++.docx

2026-07-03 01:10

2018-03-23_CN107835432A_发明公开_CN107835432A 对视频编码的方法和设备以及对视频解码的方法和设备_+++A_B_D_E_I_N_c+++.docx

2026-07-03 01:10

2018-04-05_US2018098081A_发明申请_US20180098081A1 TRANSFORM SELECTION FOR VIDEO CODING_+++A_B_C_D_E_I_J+++.docx

2026-07-03 01:10

2018-04-13_CN104272735B_发明授权_CN104272735B 针对视频的上下文自适应二进制熵编码的变换系数编码_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2018-04-24_CN107959857A_发明公开_CN107959857A 视频信号解码方法_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2018-05-10_KR1020180048739A_发明公开_KR20180048739A 비디오 코딩 시스템에서 레지듀얼 신호 코딩 방법 및 장치_+++A_B_C_D_E_N_g+++.docx

2026-07-03 01:10

2018-06-01_KR101863689B_发明授权_KR101863689B1 레지듀얼 블록의 부호화 방법 및 장치, 복호화 방법 및 장치_+++A_B_C_D_E_H_f_g+++.docx

2026-07-03 01:10

2018-08-28_CN103907349B_发明授权_CN103907349B 算术解码装置、图像解码装置、算术编码装置以及算术解码方法_+++D_E_a_b_c_i+++.docx

2026-07-03 01:10

2018-08-29_KR1020180096194A_发明公开_KR20180096194A 변환 계수 부호화 및 복호화 장치와 이를 구비하는 부호화 장치 및 복호화 장치_+++B_C_D_E_I_a_f_g_h_j+++.docx

2026-07-03 01:10

2018-09-12_EP2471266B_发明授权_EP2471266B1 METHOD FOR DECODING RESIDUAL BLOCK_+++A_B_C_D_E+++.docx

2026-07-03 01:10

2018-09-12_EP2903279B_发明授权_EP2903279B1 Method for decoding a residual block_+++A_B_C_D_E_G_f_h+++.docx

2026-07-03 01:10

2018-09-19_EP2899981B_发明授权_EP2899981B1 Apparatus for decoding a residual block_+++A_B_C_D_E_F_G_H+++.docx

2026-07-03 01:10

2018-10-04_US2018288409A_发明申请_US20180288409A1 METHOD AND DEVICE FOR CODING RESIDUAL SIGNAL IN VIDEO CODING SYSTEM_+++A_B_C_D_E_G_I_N+++.docx

2026-07-03 01:10

WO2018190594A1_Description_20260621_1612_+++A_B_C_D_E_G_H_I_J_K_L_N_O_P_f+++.docx

2026-07-03 01:10

2015-04-30_US2015117546A_发明申请_US20150117546A1 METHOD AND APPARATUS FOR ENTROPY CODING VIDEO AND METHOD AND APPARATUS FOR ENTROPY DECODING VIDEO_+++A_B_C_D_E_N+++.docx

对比文件名称：US20150117546A1 METHOD AND APPARATUS FOR ENTROPY CODING VIDEO AND METHOD AND APPARATUS FOR ENTROPY DECODING VIDEO

目标专利名称：基于高频归零确定变换系数扫描顺序的方法及其设备 CN111587575B

本次调用的模型名称：DeepSeek Chat

### 特征比对表格

技术特征描述及公开性判断	对比文件原文引用（翻译）	公开性论述
技术特征A：该图像解码方法包括以下步骤《直接公开》	[0076]-[0085]：解析器210接收编码视频的比特流以解析语法元素；熵解码器220通过执行熵解码算术解码语法元素并输出至层次化解码器230；层次化解码器基于关于变换单元大小的信息执行逆变换，并根据编码深度和编码模式的信息解码图像数据以重构当前图片。	对比文件公开了包含接收比特流、解码语法元素、逆变换、重构图片等步骤的解码方法，直接公开了本特征。
技术特征B：接收包括残差信息的比特流《直接公开》	[0076]：“解析器210接收编码视频的比特流以解析语法元素。” 语法元素包括变换系数级别等残差信息。	对比文件明确公开了接收包含残差信息的比特流，直接公开。
技术特征C：基于所述残差信息，推导当前块的变换系数《直接公开》	[0103]：“熵解码器520从比特流获取与变换单元有关的元素……并算术解码获取的语法元素以重构这些语法元素。” 重构的语法元素包括量化变换系数，后续通过反量化得到变换系数。	对比文件公开了从比特流中的残差信息（语法元素）重构出变换系数（通过反量化），直接公开。
技术特征D：基于逆变换从所述变换系数推导所述当前块的残差样本《直接公开》	[0104]：“逆变换器540将逆量化后的数据重构为空间域的图像数据。” 空间域图像数据即残差样本。	对比文件公开了对变换系数进行逆变换以得到残差样本，直接公开。
技术特征E：基于所述当前块的所述残差样本生成重构图片《直接公开》	[0085]：“层次化解码器230基于关于编码深度和编码模式的信息，解码每个最小编码单元中的图像数据，从而重构当前图片。”	对比文件公开了利用残差样本（经解码得到的图像数据）生成重构图片，直接公开。
技术特征F：所述当前块包括高频置零区域和低频变换系数区域《未公开》	无相关内容。对比文件未提及“高频置零”“低频变换系数区域”等概念。	对比文件未涉及高频归零技术，未定义此类区域，既不直接公开也不隐含公开。
技术特征G：所述低频变换系数区域包括至少一个有效变换系数《未公开》	无相关内容。	依赖特征F，未公开。
技术特征H：所述高频置零区域是所述当前块中的所述低频变换系数区域之外的区域《未公开》	无相关内容。	依赖特征F，未公开。
技术特征I：所述残差信息包括与所述当前块的最后有效系数的位置的x分量有关的last_sig_coeff_x_prefix语法元素《未公开》	[0203]提到“last_significant_coeff_x and last_significant_coeff_y which are syntax elements indicating coordinate values of (x, y)”。但未提及“last_sig_coeff_x_prefix”。	对比文件公开的是完整的坐标语法元素，而非前缀语法元素，本特征未公开。
技术特征J：所述last_sig_coeff_x_prefix语法元素是基于截断莱斯二值化的《未公开》	[0189]列举了多种二值化方法，包括截断莱斯码，但未指定用于last_sig_coeff_x_prefix。	对比文件未将截断莱斯二值化与last_sig_coeff_x_prefix关联，且该语法元素本身未公开，因此本特征未公开。
技术特征K：基于所述当前块的宽度等于64，所述低频变换系数区域的宽度被确定为32《未公开》	无相关内容。低频变换系数区域未定义。	未公开。
技术特征L：所述last_sig_coeff_x_prefix语法元素的码字的最大长度基于所述低频变换系数区域的所述宽度而被确定为9《未公开》	无相关内容。	未公开。
技术特征M：在所述低频变换系数区域内基于对角线方向来执行变换系数子块扫描；并且对于所述当前块，位于所述低频变换系数区域外部的子块的编码子块标志不被包括在所述残差信息中《未公开》	对比文件未提及对角线方向子块扫描，也未提及coded_sub_block_flag。	未公开。
技术特征N：基于宽度为64的所述当前块《直接公开》	[0041]：“最小编码单元可以是32×32、64×64、128×128、256×256等尺寸的数据单元。”	对比文件明确公开了宽度为64的编码单元（当前块），直接公开。
技术特征O：对于值为24到31之一的所述最后有效系数的位置的x分量《未公开》	无具体范围公开。	未公开。
技术特征P：所述last_sig_coeff_x_prefix语法元素的码字为“111111111”《未公开》	无该码字公开。	未公开。

<<<A>>><<<B>>><<<C>>><<<D>>><<<E>>><<<N>>>

权利要求与技术特征

A 该图像解码方法包括以下步骤

B 接收包括残差信息的比特流

C 基于所述残差信息，推导当前块的变换系数

D 基于逆变换从所述变换系数推导所述当前块的残差样本

E 基于所述当前块的所述残差样本生成重构图片

F 其中，所述当前块包括高频置零区域和低频变换系数区域

G 所述低频变换系数区域包括至少一个有效变换系数

H 所述高频置零区域是所述当前块中的所述低频变换系数区域之外的区域

I 其中，所述残差信息包括与所述当前块的最后有效系数的位置的x分量有关的last_sig_coeff_x_prefix语法元素

J 其中，所述last_sig_coeff_x_prefix语法元素是基于截断莱斯二值化的

K 其中，基于所述当前块的宽度等于64，所述低频变换系数区域的宽度被确定为32

L 其中，所述last_sig_coeff_x_prefix语法元素的码字的最大长度基于所述低频变换系数区域的所述宽度而被确定为9

M 其中，在所述低频变换系数区域内基于对角线方向来执行变换系数子块扫描；并且中，对于所述当前块，位于所述低频变换系数区域外部的子块的编码子块标志不被包括在所述残差信息中。

N 其中，基于宽度为64的所述当前块

O 对于值为24到31之一的所述最后有效系数的位置的x分量

P 所述last_sig_coeff_x_prefix语法元素的码字为“111111111”。

对比文件列表

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