EP0713208A3 - Pitch lag estimation system - Google Patents
Pitch lag estimation system Download PDFInfo
- Publication number
- EP0713208A3 EP0713208A3 EP95118142A EP95118142A EP0713208A3 EP 0713208 A3 EP0713208 A3 EP 0713208A3 EP 95118142 A EP95118142 A EP 95118142A EP 95118142 A EP95118142 A EP 95118142A EP 0713208 A3 EP0713208 A3 EP 0713208A3
- Authority
- EP
- European Patent Office
- Prior art keywords
- estimation system
- pitch lag
- lag estimation
- pitch
- lag
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/90—Pitch determination of speech signals
-
- 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
- G10L2019/0001—Codebooks
- G10L2019/0011—Long term prediction filters, i.e. pitch estimation
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/03—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters
- G10L25/24—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the type of extracted parameters the extracted parameters being the cepstrum
-
- 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
- G10L25/00—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00
- G10L25/27—Speech or voice analysis techniques not restricted to a single one of groups G10L15/00 - G10L21/00 characterised by the analysis technique
Landscapes
- Engineering & Computer Science (AREA)
- Computational Linguistics (AREA)
- Signal Processing (AREA)
- Health & Medical Sciences (AREA)
- Audiology, Speech & Language Pathology (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US342494 | 1989-04-24 | ||
US34249494A | 1994-11-21 | 1994-11-21 |
Publications (3)
Publication Number | Publication Date |
---|---|
EP0713208A2 EP0713208A2 (en) | 1996-05-22 |
EP0713208A3 true EP0713208A3 (en) | 1997-12-10 |
EP0713208B1 EP0713208B1 (en) | 2002-02-20 |
Family
ID=23342074
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP95118142A Expired - Lifetime EP0713208B1 (en) | 1994-11-21 | 1995-11-17 | Pitch lag estimation system |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP0713208B1 (en) |
JP (1) | JPH08211895A (en) |
DE (1) | DE69525508T2 (en) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2283202A1 (en) * | 1998-01-26 | 1999-07-29 | Matsushita Electric Industrial Co., Ltd. | Method and apparatus for enhancing pitch |
US6113653A (en) * | 1998-09-11 | 2000-09-05 | Motorola, Inc. | Method and apparatus for coding an information signal using delay contour adjustment |
JP4464488B2 (en) * | 1999-06-30 | 2010-05-19 | パナソニック株式会社 | Speech decoding apparatus, code error compensation method, speech decoding method |
WO2004097796A1 (en) * | 2003-04-30 | 2004-11-11 | Matsushita Electric Industrial Co., Ltd. | Audio encoding device, audio decoding device, audio encoding method, and audio decoding method |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0415163A2 (en) * | 1989-08-31 | 1991-03-06 | Codex Corporation | Digital speech coder having improved long term lag parameter determination |
US5189701A (en) * | 1991-10-25 | 1993-02-23 | Micom Communications Corp. | Voice coder/decoder and methods of coding/decoding |
-
1995
- 1995-11-14 JP JP7295266A patent/JPH08211895A/en not_active Withdrawn
- 1995-11-17 DE DE69525508T patent/DE69525508T2/en not_active Expired - Lifetime
- 1995-11-17 EP EP95118142A patent/EP0713208B1/en not_active Expired - Lifetime
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0415163A2 (en) * | 1989-08-31 | 1991-03-06 | Codex Corporation | Digital speech coder having improved long term lag parameter determination |
US5189701A (en) * | 1991-10-25 | 1993-02-23 | Micom Communications Corp. | Voice coder/decoder and methods of coding/decoding |
Non-Patent Citations (1)
Title |
---|
MARKEL J D: "Application of a digital inverse filter for automatic formant and F/sub 0/ analysis", IEEE TRANSACTIONS ON AUDIO AND ELECTROACOUSTICS, JUNE 1973, USA, vol. AU-21, no. 3, ISSN 0018-9278, pages 154 - 160, XP002043263 * |
Also Published As
Publication number | Publication date |
---|---|
DE69525508T2 (en) | 2002-06-20 |
EP0713208B1 (en) | 2002-02-20 |
DE69525508D1 (en) | 2002-03-28 |
EP0713208A2 (en) | 1996-05-22 |
JPH08211895A (en) | 1996-08-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AU661805B1 (en) | Computer-supervising system | |
AU7310696A (en) | Dsplay system | |
AU4175896A (en) | Braking system | |
AU4370697A (en) | Coordination system | |
EP0718637A3 (en) | Radar system | |
AU2233895A (en) | Multiple sport practice system | |
AUPM822394A0 (en) | Object based rendering system | |
AU3577197A (en) | Voice-pager system | |
AU2272795A (en) | Continuous pyrolysis system | |
AU1905495A (en) | Control system | |
AU4005597A (en) | Steel-wood system | |
AU1421495A (en) | Fastening system | |
AUPO169496A0 (en) | Termite-proofing system | |
AU1920095A (en) | Adhesion system | |
AU3991695A (en) | Ranging system | |
EP0713208A3 (en) | Pitch lag estimation system | |
AUPM587694A0 (en) | Chemically-set anchor system | |
AU693962B2 (en) | Pivotable fin system | |
AU1017795A (en) | Flooring system | |
AU1379995A (en) | Parking system | |
AU2054495A (en) | Drainage system | |
AU742381C (en) | Termite-proofing system | |
AU1351595A (en) | Construction system | |
AU2979395A (en) | Electronic system | |
AU2007595A (en) | Chemically-set anchor system |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
AK | Designated contracting states |
Kind code of ref document: A2 Designated state(s): DE FR GB |
|
PUAL | Search report despatched |
Free format text: ORIGINAL CODE: 0009013 |
|
AK | Designated contracting states |
Kind code of ref document: A3 Designated state(s): DE FR GB |
|
17P | Request for examination filed |
Effective date: 19980529 |
|
17Q | First examination report despatched |
Effective date: 20000306 |
|
RAP1 | Party data changed (applicant data changed or rights of an application transferred) |
Owner name: CONEXANT SYSTEMS, INC. |
|
RIC1 | Information provided on ipc code assigned before grant |
Free format text: 7G 10L 11/04 A, 7G 10L 19/08 B |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
RIC1 | Information provided on ipc code assigned before grant |
Free format text: 7G 10L 11/04 A, 7G 10L 19/08 B |
|
GRAG | Despatch of communication of intention to grant |
Free format text: ORIGINAL CODE: EPIDOS AGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
GRAH | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOS IGRA |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: IF02 |
|
GRAA | (expected) grant |
Free format text: ORIGINAL CODE: 0009210 |
|
AK | Designated contracting states |
Kind code of ref document: B1 Designated state(s): DE FR GB |
|
REF | Corresponds to: |
Ref document number: 69525508 Country of ref document: DE Date of ref document: 20020328 |
|
ET | Fr: translation filed | ||
PLBE | No opposition filed within time limit |
Free format text: ORIGINAL CODE: 0009261 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: NO OPPOSITION FILED WITHIN TIME LIMIT |
|
26N | No opposition filed |
Effective date: 20021121 |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: 732E |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: TP |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 69525508 Country of ref document: DE Representative=s name: DR. WEITZEL & PARTNER, DE |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: 732E Free format text: REGISTERED BETWEEN 20120705 AND 20120711 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R082 Ref document number: 69525508 Country of ref document: DE Representative=s name: DR. WEITZEL & PARTNER PATENT- UND RECHTSANWAEL, DE Effective date: 20120706 Ref country code: DE Ref legal event code: R081 Ref document number: 69525508 Country of ref document: DE Owner name: WIAV SOLUTIONS LLC, VIENNA, US Free format text: FORMER OWNER: CONEXANT SYSTEMS, INC., NEWPORT BEACH, CALIF., US Effective date: 20120706 |
|
REG | Reference to a national code |
Ref country code: FR Ref legal event code: TP Owner name: WIAV SOLUTIONS LLC, US Effective date: 20121029 |
|
PGFP | Annual fee paid to national office [announced via postgrant information from national office to epo] |
Ref country code: DE Payment date: 20141111 Year of fee payment: 20 Ref country code: FR Payment date: 20141110 Year of fee payment: 20 Ref country code: GB Payment date: 20141112 Year of fee payment: 20 |
|
REG | Reference to a national code |
Ref country code: DE Ref legal event code: R071 Ref document number: 69525508 Country of ref document: DE |
|
REG | Reference to a national code |
Ref country code: GB Ref legal event code: PE20 Expiry date: 20151116 |
|
PG25 | Lapsed in a contracting state [announced via postgrant information from national office to epo] |
Ref country code: GB Free format text: LAPSE BECAUSE OF EXPIRATION OF PROTECTION Effective date: 20151116 |