AR024536A1 - METHOD FOR CODING AND METHODS FOR DECODING A FIRST AUDIO BLOCK AND A SECOND AUDIO BLOCK - Google Patents
METHOD FOR CODING AND METHODS FOR DECODING A FIRST AUDIO BLOCK AND A SECOND AUDIO BLOCKInfo
- Publication number
- AR024536A1 AR024536A1 ARP000100814A AR024536A1 AR 024536 A1 AR024536 A1 AR 024536A1 AR P000100814 A ARP000100814 A AR P000100814A AR 024536 A1 AR024536 A1 AR 024536A1
- Authority
- AR
- Argentina
- Prior art keywords
- audio
- block
- audio block
- frequency
- decoding
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/28—Arrangements for simultaneous broadcast of plural pieces of information
- H04H20/30—Arrangements for simultaneous broadcast of plural pieces of information by a single channel
- H04H20/31—Arrangements for simultaneous broadcast of plural pieces of information by a single channel using in-band signals, e.g. subsonic or cue signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/35—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users
- H04H60/37—Arrangements for identifying or recognising characteristics with a direct linkage to broadcast information or to broadcast space-time, e.g. for identifying broadcast stations or for identifying users for identifying segments of broadcast information, e.g. scenes or extracting programme ID
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H2201/00—Aspects of broadcast communication
- H04H2201/50—Aspects of broadcast communication characterised by the use of watermarks
Abstract
Bloques de audio son codificados en base a la correspondiente primera frecuencia y segunda frecuencia. La primera frecuencia y la segunda frecuencia sonsalteadas de bloque en bloque. Una medida de calidad de audio (AQM) es computada para cada bloquede audio de modo que si x de y bloques de audio tienen unaAQM mayor que un primer umbral predeterminado, la decodificacion es suspendida. Por ejemplo, x puede ser nuevo e y puede ser 16. Asimismo, si una relacion dela energía en una parte frontal deun bloque de audio a la energía en su parte posterior del bloque de audio es mayor que un segundo umbral predeterminado,este bloque de audio no es codificado aunque x de y bloques de audio tengan una AQM mayor que el primer umbral predeterminado. Multiples distribuidores deaudio pueden codificar el audio con sus correspondientes identidades utilizando los procesos antes indicados.Audio blocks are encoded based on the corresponding first frequency and second frequency. The first frequency and the second frequency are skipped from block to block. An audio quality measure (AQM) is computed for each audio block so that if x of y audio blocks have an AQM greater than a first predetermined threshold, the decoding is suspended. For example, x may be new and y may be 16. Also, if a ratio of the energy in a front of an audio block to the energy in its rear of the audio block is greater than a second predetermined threshold, this audio block It is not encoded even if x of and audio blocks have an AQM greater than the first predetermined threshold. Multiple audio dealers can encode the audio with their corresponding identities using the processes indicated above.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/428,425 US7006555B1 (en) | 1998-07-16 | 1999-10-27 | Spectral audio encoding |
Publications (1)
Publication Number | Publication Date |
---|---|
AR024536A1 true AR024536A1 (en) | 2002-10-16 |
Family
ID=23698845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ARP000100814 AR024536A1 (en) | 1999-10-27 | 2000-02-25 | METHOD FOR CODING AND METHODS FOR DECODING A FIRST AUDIO BLOCK AND A SECOND AUDIO BLOCK |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP1277295A1 (en) |
AR (1) | AR024536A1 (en) |
AU (1) | AU2881300A (en) |
WO (1) | WO2001031816A1 (en) |
ZA (1) | ZA200204027B (en) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2809775C (en) | 1999-10-27 | 2017-03-21 | The Nielsen Company (Us), Llc | Audio signature extraction and correlation |
AU2002220858A1 (en) | 2000-11-30 | 2002-06-11 | Scientific Generics Limited | Communication system |
US8248528B2 (en) | 2001-12-24 | 2012-08-21 | Intrasonics S.A.R.L. | Captioning system |
FR2835125B1 (en) | 2002-01-24 | 2004-06-18 | Telediffusion De France Tdf | METHOD FOR EVALUATING A DIGITAL AUDIO SIGNAL |
US8406341B2 (en) | 2004-01-23 | 2013-03-26 | The Nielsen Company (Us), Llc | Variable encoding and detection apparatus and methods |
CA2581982C (en) | 2004-09-27 | 2013-06-18 | Nielsen Media Research, Inc. | Methods and apparatus for using location information to manage spillover in an audience monitoring system |
EP1864493B1 (en) * | 2005-03-08 | 2017-07-05 | Nielsen Media Research, Inc. | Variable encoding and detection apparatus and methods |
US10885543B1 (en) | 2006-12-29 | 2021-01-05 | The Nielsen Company (Us), Llc | Systems and methods to pre-scale media content to facilitate audience measurement |
GB2460306B (en) | 2008-05-29 | 2013-02-13 | Intrasonics Sarl | Data embedding system |
US8855101B2 (en) | 2010-03-09 | 2014-10-07 | The Nielsen Company (Us), Llc | Methods, systems, and apparatus to synchronize actions of audio source monitors |
US8885842B2 (en) | 2010-12-14 | 2014-11-11 | The Nielsen Company (Us), Llc | Methods and apparatus to determine locations of audience members |
US9021516B2 (en) | 2013-03-01 | 2015-04-28 | The Nielsen Company (Us), Llc | Methods and systems for reducing spillover by measuring a crest factor |
US9118960B2 (en) | 2013-03-08 | 2015-08-25 | The Nielsen Company (Us), Llc | Methods and systems for reducing spillover by detecting signal distortion |
US9219969B2 (en) | 2013-03-13 | 2015-12-22 | The Nielsen Company (Us), Llc | Methods and systems for reducing spillover by analyzing sound pressure levels |
US9191704B2 (en) | 2013-03-14 | 2015-11-17 | The Nielsen Company (Us), Llc | Methods and systems for reducing crediting errors due to spillover using audio codes and/or signatures |
US9219928B2 (en) | 2013-06-25 | 2015-12-22 | The Nielsen Company (Us), Llc | Methods and apparatus to characterize households with media meter data |
US9426525B2 (en) | 2013-12-31 | 2016-08-23 | The Nielsen Company (Us), Llc. | Methods and apparatus to count people in an audience |
US9924224B2 (en) | 2015-04-03 | 2018-03-20 | The Nielsen Company (Us), Llc | Methods and apparatus to determine a state of a media presentation device |
US9848222B2 (en) | 2015-07-15 | 2017-12-19 | The Nielsen Company (Us), Llc | Methods and apparatus to detect spillover |
CN111326168B (en) * | 2020-03-25 | 2023-08-22 | 合肥讯飞数码科技有限公司 | Voice separation method, device, electronic equipment and storage medium |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4972471A (en) * | 1989-05-15 | 1990-11-20 | Gary Gross | Encoding system |
FR2681997A1 (en) * | 1991-09-30 | 1993-04-02 | Arbitron Cy | METHOD AND DEVICE FOR AUTOMATICALLY IDENTIFYING A PROGRAM COMPRISING A SOUND SIGNAL |
GB2292506B (en) * | 1991-09-30 | 1996-05-01 | Arbitron Company The | Method and apparatus for automatically identifying a program including a sound signal |
US6272176B1 (en) * | 1998-07-16 | 2001-08-07 | Nielsen Media Research, Inc. | Broadcast encoding system and method |
-
2000
- 2000-02-14 WO PCT/US2000/003829 patent/WO2001031816A1/en not_active Application Discontinuation
- 2000-02-14 EP EP00907291A patent/EP1277295A1/en not_active Withdrawn
- 2000-02-14 AU AU28813/00A patent/AU2881300A/en not_active Abandoned
- 2000-02-25 AR ARP000100814 patent/AR024536A1/en unknown
-
2002
- 2002-05-21 ZA ZA200204027A patent/ZA200204027B/en unknown
Also Published As
Publication number | Publication date |
---|---|
WO2001031816A1 (en) | 2001-05-03 |
AU2881300A (en) | 2001-05-08 |
EP1277295A1 (en) | 2003-01-22 |
ZA200204027B (en) | 2003-08-20 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
AR024536A1 (en) | METHOD FOR CODING AND METHODS FOR DECODING A FIRST AUDIO BLOCK AND A SECOND AUDIO BLOCK | |
ES2188572T3 (en) | STRUCTURE OF IMAGE SIGNAL DATA, IMAGE CODING PROCEDURE AND IMAGE DECODING PROCEDURE. | |
ES2185560T3 (en) | INTERACTIVE SYSTEM | |
GB2385501B (en) | CQI coding method for HS-DPCCH | |
ATE280150T1 (en) | METHOD FOR PRODUCING MONO-LONG CHAIN AMINO OXIDE SURFACTANTS WITH LOW NITRITE, NITROSAMINE AND RESIDUAL PEROXIDE CONTENT | |
ATE332002T1 (en) | METHOD AND APPARATUS FOR CONCEALING DEFECTIVE FRAME DURING VOICE DECODING | |
ATE228421T1 (en) | METHOD AND DEVICE FOR EXTRUDING POLYMER FOAM, IN PARTICULAR MICROCELL FOAM | |
BRPI0413738A (en) | process for spray polymerization of a monomer solution and water swellable polymers | |
ES2073568T3 (en) | SUBSTITUTE CARBON IN SILICON. | |
ES2189382T3 (en) | DECODING METHOD, VOICE CODING PROCESSING UNIT AND NETWORK ELEMENT. | |
ATE531202T1 (en) | IMAGE CODING METHOD AND IMAGE CODING APPARATUS AND IMAGE DECODING METHOD AND IMAGE DECODING APPARATUS | |
FI905300A0 (en) | FOERFARANDE OCH PREPARAT BASERADE PAO ENDOGLYCOSIDAS AV TYPE II. | |
AR018536A1 (en) | NEW TENSIOACTIVE COPOLYMERS BASED ON METHYLIDENMALONATE AND USING THEMSELVES. | |
ATE135589T1 (en) | NON-OXIDIZING OPHTHALMIC COMPOSITIONS AND METHOD FOR THEIR PRESERVATION AND USE | |
AR045735A1 (en) | A SUPERABSORBENT MATERIAL RESISTANT TO DETERIORATION AND A METHOD FOR PRODUCING SUCH MATERIAL | |
CY1107583T1 (en) | GEL PEPILAMVANUSED TOULAHISTON A RETINOIDS AND BENZOIL-HYPOTOXIDE | |
DE59900962D1 (en) | DEVICE AND METHOD FOR ENTROPY-CODING INFORMATION WORDS AND DEVICE AND METHOD FOR DECODING ENTROPY-CODED INFORMATION WORDS | |
ATE169891T1 (en) | METHOD AND DEVICE FOR PRODUCING WATER WITH CLEARING PROPERTIES | |
BR112022002154A2 (en) | Implicit signaling of adaptive resolution management based on frame type | |
BR112022002195A2 (en) | ADAPTIVE RESOLUTION MANAGEMENT SIGNALING | |
DE602004004303D1 (en) | Generator for generating self-similar traffic | |
ATE364443T1 (en) | METHOD FOR PRODUCING CHEMICAL ABSORPTION AGENT AND CHEMICAL ABSORPTION AGENT COMPOSITION | |
ATE393650T1 (en) | PHOTOLYTIC OXYGENATION UNIT WITH CARBON DIOXIDE FIXATION AND SEPARATION | |
DE60124686D1 (en) | METHOD FOR PRODUCING SURFACE-FUNCTIONALIZED POLYMER PARTICLES | |
IT9048164A0 (en) | METHOD AND APPARATUS FOR PROVIDING LASER LIGHT IN THE ULTRAVIOLET FIELD WITH HIGH AVERAGE POWER AND HIGH REPETITION FREQUENCY. |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
FB | Suspension of granting procedure |