CN1932970A - 一种泛音生成方法、装置,及声音增强方法及装置 - Google Patents
一种泛音生成方法、装置,及声音增强方法及装置 Download PDFInfo
- Publication number
- CN1932970A CN1932970A CNA2006101540322A CN200610154032A CN1932970A CN 1932970 A CN1932970 A CN 1932970A CN A2006101540322 A CNA2006101540322 A CN A2006101540322A CN 200610154032 A CN200610154032 A CN 200610154032A CN 1932970 A CN1932970 A CN 1932970A
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- signal
- overtone
- mentioned
- fourier transform
- voice signal
- Prior art date
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- 238000012545 processing Methods 0.000 claims description 29
- 238000009499 grossing Methods 0.000 claims description 23
- 238000012546 transfer Methods 0.000 claims description 18
- 230000005237 high-frequency sound signal Effects 0.000 claims 2
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Images
Classifications
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- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10H—ELECTROPHONIC MUSICAL INSTRUMENTS; INSTRUMENTS IN WHICH THE TONES ARE GENERATED BY ELECTROMECHANICAL MEANS OR ELECTRONIC GENERATORS, OR IN WHICH THE TONES ARE SYNTHESISED FROM A DATA STORE
- G10H1/00—Details of electrophonic musical instruments
- G10H1/02—Means for controlling the tone frequencies, e.g. attack or decay; Means for producing special musical effects, e.g. vibratos or glissandos
- G10H1/06—Circuits for establishing the harmonic content of tones, or other arrangements for changing the tone colour
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS TECHNIQUES OR SPEECH SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING TECHNIQUES; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04S—STEREOPHONIC SYSTEMS
- H04S1/00—Two-channel systems
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Mathematical Physics (AREA)
- Computational Linguistics (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Stereophonic System (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
Description
Claims (66)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2005-0085445 | 2005-09-13 | ||
KR1020050085445 | 2005-09-13 | ||
KR1020050085445A KR100684029B1 (ko) | 2005-09-13 | 2005-09-13 | 푸리에 변환을 이용한 배음 생성 방법 및 이를 위한 장치,다운 샘플링에 의한 배음 생성 방법 및 이를 위한 장치와소리 보정 방법 및 이를 위한 장치 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1932970A true CN1932970A (zh) | 2007-03-21 |
CN1932970B CN1932970B (zh) | 2012-11-28 |
Family
ID=37878758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN2006101540322A Expired - Fee Related CN1932970B (zh) | 2005-09-13 | 2006-09-13 | 一种泛音生成方法、装置,及声音增强方法及装置 |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR100684029B1 (zh) |
CN (1) | CN1932970B (zh) |
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101577848A (zh) * | 2009-03-12 | 2009-11-11 | 北京中星微电子有限公司 | 一种重低音增强方法及*** |
CN101819764B (zh) * | 2009-12-31 | 2012-06-27 | 南通大学 | 基于子带分解的特殊音效镶边的处理*** |
CN103314407A (zh) * | 2011-01-14 | 2013-09-18 | 索尼公司 | 信号处理装置、方法以及程序 |
CN106878866A (zh) * | 2017-03-03 | 2017-06-20 | 广东欧珀移动通信有限公司 | 音频信号处理方法、装置及终端 |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0454100A (ja) * | 1990-06-22 | 1992-02-21 | Clarion Co Ltd | 音声信号補償回路 |
JPH0736486A (ja) * | 1993-07-22 | 1995-02-07 | Matsushita Electric Ind Co Ltd | 音声符号化装置 |
JPH09246983A (ja) * | 1996-03-08 | 1997-09-19 | Nec Eng Ltd | ディジタル信号処理装置 |
JP3549689B2 (ja) | 1996-10-15 | 2004-08-04 | 株式会社河合楽器製作所 | 電子楽器における楽音波形作成方法及び楽音発生方法、並びにこれらの装置 |
US6459914B1 (en) * | 1998-05-27 | 2002-10-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Signal noise reduction by spectral subtraction using spectrum dependent exponential gain function averaging |
KR100462611B1 (ko) * | 2002-06-27 | 2004-12-20 | 삼성전자주식회사 | 하모닉 성분을 이용한 오디오 코딩방법 및 장치 |
-
2005
- 2005-09-13 KR KR1020050085445A patent/KR100684029B1/ko not_active IP Right Cessation
-
2006
- 2006-09-13 CN CN2006101540322A patent/CN1932970B/zh not_active Expired - Fee Related
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN101577848A (zh) * | 2009-03-12 | 2009-11-11 | 北京中星微电子有限公司 | 一种重低音增强方法及*** |
CN101577848B (zh) * | 2009-03-12 | 2013-12-11 | 无锡中星微电子有限公司 | 一种重低音增强方法及*** |
CN101819764B (zh) * | 2009-12-31 | 2012-06-27 | 南通大学 | 基于子带分解的特殊音效镶边的处理*** |
CN103314407A (zh) * | 2011-01-14 | 2013-09-18 | 索尼公司 | 信号处理装置、方法以及程序 |
CN103314407B (zh) * | 2011-01-14 | 2016-06-15 | 索尼公司 | 信号处理装置和方法 |
US10431229B2 (en) | 2011-01-14 | 2019-10-01 | Sony Corporation | Devices and methods for encoding and decoding audio signals |
US10643630B2 (en) | 2011-01-14 | 2020-05-05 | Sony Corporation | High frequency replication utilizing wave and noise information in encoding and decoding audio signals |
CN106878866A (zh) * | 2017-03-03 | 2017-06-20 | 广东欧珀移动通信有限公司 | 音频信号处理方法、装置及终端 |
CN106878866B (zh) * | 2017-03-03 | 2020-01-10 | Oppo广东移动通信有限公司 | 音频信号处理方法、装置及终端 |
Also Published As
Publication number | Publication date |
---|---|
CN1932970B (zh) | 2012-11-28 |
KR100684029B1 (ko) | 2007-02-20 |
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Owner name: LANGCHAO LEJIN DIGITAL MOBILE COMMUNICATION CO., L Free format text: FORMER OWNER: LG ELECTRONIC (CHINA) RESEARCH + DEVELOPMENT CENTRE CO., LTD. Effective date: 20120307 |
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Free format text: CORRECT: ADDRESS; FROM: 100022 CHAOYANG, BEIJING TO: 264006 YANTAI, SHANDONG PROVINCE |
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Effective date of registration: 20120307 Address after: 264006 No. 228 Changjiang Road, Yantai Economic Development Zone, Shandong, China Applicant after: Langchao Lejin Digital Mobile Communication Co., Ltd. Address before: 100022 Beijing city Chaoyang District Jianguomenwai Street No. 12 b Gemini building 18 layer tower Applicant before: LG Electronic (China) Research and Development Center Co., Ltd. |
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