基本信息:
- 专利标题: 부호화장치 및 방법, 기록매체와 복호장치 및 방법
- 专利标题(英):Encoding device and method, recording medium, and decoding device and method
- 专利标题(中):编码设备和方法,记录介质和解码设备及方法
- 申请号:KR1020000074990 申请日:2000-12-09
- 公开(公告)号:KR1020010062313A 公开(公告)日:2001-07-07
- 发明人: 츠츠이쿄야 , 시모요시오사무 , 혼마히로유키 , 미야자키사토시
- 申请人: 소니 주식회사
- 申请人地址: *-*-* Konan, Minato-ku, Tokyo, Japan
- 专利权人: 소니 주식회사
- 当前专利权人: 소니 주식회사
- 当前专利权人地址: *-*-* Konan, Minato-ku, Tokyo, Japan
- 代理人: 신관호
- 优先权: JP99-352290 1999-12-10
- 主分类号: G10L19/02
- IPC分类号: G10L19/02
摘要:
PURPOSE: To encode a second code string according to a second format whose encoding efficiency is higher than a first code string according to a first format so as to be silently reproduced by a reproducing device for reproducing the first code string of the first format. CONSTITUTION: A first codec dummy string generation part 132 generates a first codec dummy string in the first code string according to the first format by a first encoding method. A second codec encoding part 131 generates the second code string according to the second format different from the first format whose encoding efficiency is higher than the first code string. A code string generation part 133 generates a synthetic code string by burying the code string of second codec generated by the second codec encoding part 131 in a free area formed in the first code string based on the first codec dummy string generated by the first codec dummy string generation part 132.
摘要(中):
目的:根据第一格式的编码效率高于第一代码串的第二格式对第二代码串进行编码,以便由用于再现第一格式的第一代码串的再现装置静默地再现。 构成:第一编解码器虚拟字符串生成部分132通过第一编码方法根据第一格式生成第一代码串中的第一编解码器虚拟字符串。 第二编解码器编码部分131根据与编码效率高于第一代码串的第一格式不同的第二格式生成第二代码串。 代码串生成部133基于由第一编解码器模拟生成的第一编解码器伪串,将由第二编解码编码部131生成的第二编解码器的码串埋入形成在第一代码串中的空闲区域中,生成合成代码串 字符串生成部132。
公开/授权文献:
- KR100742260B1 부호화장치 및 방법, 기록매체와 복호장치 및 방법 公开/授权日:2007-07-24
信息查询:
EspacenetIPC结构图谱:
G | 物理 |
--G10 | 乐器;声学 |
----G10L | 语言分析或合成;语言识别 |
------G10L19/00 | 用于冗余度下降情形的语音分析—合成技术;语音编码或解码 |
--------G10L19/02 | .利用频谱分析,例如变换声码器、子频带声码器 |