CL2009001399A1 - Metodo y aparato para deteccion del del alineamiento del nivel de una senal de audio analogico y de una senal de audio digital en un sistema de radio hibrido. - Google Patents
Metodo y aparato para deteccion del del alineamiento del nivel de una senal de audio analogico y de una senal de audio digital en un sistema de radio hibrido.Info
- Publication number
- CL2009001399A1 CL2009001399A1 CL2009001399A CL2009001399A CL2009001399A1 CL 2009001399 A1 CL2009001399 A1 CL 2009001399A1 CL 2009001399 A CL2009001399 A CL 2009001399A CL 2009001399 A CL2009001399 A CL 2009001399A CL 2009001399 A1 CL2009001399 A1 CL 2009001399A1
- Authority
- CL
- Chile
- Prior art keywords
- audio signal
- alignment
- level
- detecting
- digital audio
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H20/00—Arrangements for broadcast or for distribution combined with broadcast
- H04H20/12—Arrangements for observation, testing or troubleshooting
-
- 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
- H04H60/56—Arrangements characterised by components specially adapted for monitoring, identification or recognition covered by groups H04H60/29-H04H60/54
- H04H60/58—Arrangements characterised by components specially adapted for monitoring, identification or recognition covered by groups H04H60/29-H04H60/54 of audio
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H2201/00—Aspects of broadcast communication
- H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
- H04H2201/18—Aspects of broadcast communication characterised by the type of broadcast system in band on channel [IBOC]
- H04H2201/183—FM digital or hybrid
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H2201/00—Aspects of broadcast communication
- H04H2201/10—Aspects of broadcast communication characterised by the type of broadcast system
- H04H2201/18—Aspects of broadcast communication characterised by the type of broadcast system in band on channel [IBOC]
- H04H2201/186—AM digital or hybrid
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Multimedia (AREA)
- Circuits Of Receivers In General (AREA)
- Electromechanical Clocks (AREA)
Abstract
Método para la detección del alineamiento del nivel de una señal de audio analógico y audio digital que comprende: emplear la señal de audio analógico filtrada y la señal de audio digital filtrada para calcular la potencia de ambas señales para producir una señal representativa de la alineación de nivel (divisional de la solicitud 695-06).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US11/101,795 US8027419B2 (en) | 2005-04-08 | 2005-04-08 | Method for alignment of analog and digital audio in a hybrid radio waveform |
Publications (1)
Publication Number | Publication Date |
---|---|
CL2009001399A1 true CL2009001399A1 (es) | 2009-10-02 |
Family
ID=36572126
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CL2009001399A CL2009001399A1 (es) | 2005-04-08 | 2009-06-12 | Metodo y aparato para deteccion del del alineamiento del nivel de una senal de audio analogico y de una senal de audio digital en un sistema de radio hibrido. |
Country Status (16)
Country | Link |
---|---|
US (1) | US8027419B2 (es) |
EP (1) | EP1867078A1 (es) |
JP (1) | JP4918082B2 (es) |
KR (1) | KR20080007454A (es) |
CN (1) | CN101167278A (es) |
AR (1) | AR053161A1 (es) |
AU (1) | AU2006234862A1 (es) |
BR (1) | BRPI0609086A2 (es) |
CA (1) | CA2603190A1 (es) |
CL (1) | CL2009001399A1 (es) |
MX (1) | MX2007012305A (es) |
MY (1) | MY147675A (es) |
NZ (1) | NZ562999A (es) |
RU (1) | RU2007141302A (es) |
TW (1) | TWI387242B (es) |
WO (1) | WO2006110229A1 (es) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE10033077A1 (de) * | 2000-07-07 | 2002-01-17 | Sick Ag | Lichtgitter |
US8284711B2 (en) * | 2005-06-28 | 2012-10-09 | Worcester Polytechnic Institute | Apparatus and methods for addressable communication using voice-grade radios |
US7953183B2 (en) * | 2006-06-16 | 2011-05-31 | Harman International Industries, Incorporated | System for high definition radio blending |
US7944998B2 (en) * | 2006-06-16 | 2011-05-17 | Harman International Industries, Incorporated | Audio correlation system for high definition radio blending |
US9159325B2 (en) * | 2007-12-31 | 2015-10-13 | Adobe Systems Incorporated | Pitch shifting frequencies |
US8180470B2 (en) * | 2008-07-31 | 2012-05-15 | Ibiquity Digital Corporation | Systems and methods for fine alignment of analog and digital signal pathways |
JP2010219649A (ja) * | 2009-03-13 | 2010-09-30 | Sanyo Electric Co Ltd | 受信装置 |
US8804865B2 (en) | 2011-06-29 | 2014-08-12 | Silicon Laboratories Inc. | Delay adjustment using sample rate converters |
US20130003637A1 (en) * | 2011-06-29 | 2013-01-03 | Javier Elenes | Dynamic time alignment of audio signals in simulcast radio receivers |
US8976969B2 (en) | 2011-06-29 | 2015-03-10 | Silicon Laboratories Inc. | Delaying analog sourced audio in a radio simulcast |
KR101388587B1 (ko) * | 2012-06-04 | 2014-04-24 | 주식회사 글로베인 | 오디오 신호 제어 장치 및 방법 |
US9407383B2 (en) | 2014-12-23 | 2016-08-02 | Ibiquity Digital Corporation | Apparatus and method for distributing content from an HD radio system |
CN104902116B (zh) * | 2015-03-27 | 2018-05-25 | 腾讯科技(深圳)有限公司 | 一种音频数据与参考信号的时间对齐方法及装置 |
US9819480B2 (en) | 2015-08-04 | 2017-11-14 | Ibiquity Digital Corporation | System and method for synchronous processing of analog and digital pathways in a digital radio receiver |
US9947332B2 (en) * | 2015-12-11 | 2018-04-17 | Ibiquity Digital Corporation | Method and apparatus for automatic audio alignment in a hybrid radio system |
US9755598B2 (en) * | 2015-12-18 | 2017-09-05 | Ibiquity Digital Corporation | Method and apparatus for level control in blending an audio signal in an in-band on-channel radio system |
CN105703861A (zh) * | 2015-12-31 | 2016-06-22 | 南阳理工学院 | 基于drm+系统的数字频谱平均接入发送方法 |
CN105656580B (zh) * | 2015-12-31 | 2018-10-30 | 南阳理工学院 | 基于drm+的数字功率动态接入方法 |
US9832007B2 (en) * | 2016-04-14 | 2017-11-28 | Ibiquity Digital Corporation | Time-alignment measurement for hybrid HD radio™ technology |
US10666416B2 (en) * | 2016-04-14 | 2020-05-26 | Ibiquity Digital Corporation | Time-alignment measurement for hybrid HD radio technology |
US10484115B2 (en) | 2018-02-09 | 2019-11-19 | Ibiquity Digital Corporation | Analog and digital audio alignment in the HD radio exciter engine (exgine) |
US10177729B1 (en) | 2018-02-19 | 2019-01-08 | Ibiquity Digital Corporation | Auto level in digital radio systems |
Family Cites Families (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4371953A (en) * | 1970-12-28 | 1983-02-01 | Hyatt Gilbert P | Analog read only memory |
US3689841A (en) * | 1970-10-23 | 1972-09-05 | Signatron | Communication system for eliminating time delay effects when used in a multipath transmission medium |
US4192003A (en) * | 1978-04-13 | 1980-03-04 | International Business Machines Corporation | Signal recovery method and apparatus |
US4382299A (en) * | 1980-11-07 | 1983-05-03 | Rca Corporation | Disc record system employing signal redundancy |
DE3633769A1 (de) * | 1986-10-03 | 1988-04-14 | Endress Hauser Gmbh Co | Digitaler korrelator |
US4759069A (en) * | 1987-03-25 | 1988-07-19 | Sy/Lert System | Emergency signal warning system |
US5095507A (en) * | 1990-07-24 | 1992-03-10 | Lowe Danny D | Method and apparatus for generating incoherent multiples of a monaural input signal for sound image placement |
DE4319315A1 (de) * | 1993-06-11 | 1994-12-15 | Sel Alcatel Ag | Optischer Sender zur gemeinsamen Übertragung von Analogsignalen und digitalen QAM-Signalen |
JPH08265217A (ja) | 1995-03-20 | 1996-10-11 | Nippon Telegr & Teleph Corp <Ntt> | スペクトラム拡散通信用無線局装置 |
US5675612A (en) * | 1995-07-13 | 1997-10-07 | Telefonaktiebolaget Lm Ericsson | Method and apparatus for timing recovery |
JPH09116475A (ja) * | 1995-10-23 | 1997-05-02 | Nec Corp | 時間ダイバーシチ送受信システム |
JPH10247855A (ja) * | 1997-03-04 | 1998-09-14 | Sony Corp | 放送信号受信装置 |
US6047016A (en) * | 1997-06-23 | 2000-04-04 | Cellnet Data Systems, Inc. | Processing a spread spectrum signal in a frequency adjustable system |
US6430227B1 (en) * | 1998-03-27 | 2002-08-06 | Ibiquity Digital Corporation | FM in-band-on-channel digital audio broadcasting method and system |
US6590944B1 (en) * | 1999-02-24 | 2003-07-08 | Ibiquity Digital Corporation | Audio blend method and apparatus for AM and FM in band on channel digital audio broadcasting |
US6683919B1 (en) * | 1999-06-16 | 2004-01-27 | National Semiconductor Corporation | Method and apparatus for noise bandwidth reduction in wireless communication signal reception |
JP2001211102A (ja) * | 2000-01-27 | 2001-08-03 | Nec Ic Microcomput Syst Ltd | レイク受信機 |
US7088740B1 (en) * | 2000-12-21 | 2006-08-08 | Bae Systems Information And Electronic Systems Integration Inc | Digital FM radio system |
JP4057826B2 (ja) | 2002-03-27 | 2008-03-05 | 株式会社東芝 | 移動通信端末とそのパスサーチ回路 |
DE60203789T2 (de) * | 2002-06-07 | 2006-03-09 | Sony International (Europe) Gmbh | Verfahren und Vorrichtung zum Empfang eines gleichzeitig in analoger und digitaler Modulation übertragenen Audiosignales, mit allmählicher Umblendung von digital auf analog bei schlechter Kanalgüte, um den Wechsel weniger wahrnehmbar zu machen |
US7305043B2 (en) * | 2002-10-17 | 2007-12-04 | Ibiquity Digital Corporation | Method and apparatus for formatting signals for digital audio broadcasting transmission and reception |
US6937723B2 (en) * | 2002-10-25 | 2005-08-30 | Avaya Technology Corp. | Echo detection and monitoring |
-
2005
- 2005-04-08 US US11/101,795 patent/US8027419B2/en active Active
-
2006
- 2006-03-01 JP JP2008505305A patent/JP4918082B2/ja active Active
- 2006-03-01 CA CA002603190A patent/CA2603190A1/en not_active Abandoned
- 2006-03-01 KR KR1020077025871A patent/KR20080007454A/ko not_active Application Discontinuation
- 2006-03-01 MX MX2007012305A patent/MX2007012305A/es active IP Right Grant
- 2006-03-01 NZ NZ562999A patent/NZ562999A/en not_active IP Right Cessation
- 2006-03-01 EP EP06721125A patent/EP1867078A1/en not_active Withdrawn
- 2006-03-01 BR BRPI0609086A patent/BRPI0609086A2/pt not_active IP Right Cessation
- 2006-03-01 RU RU2007141302/09A patent/RU2007141302A/ru not_active Application Discontinuation
- 2006-03-01 WO PCT/US2006/007236 patent/WO2006110229A1/en active Application Filing
- 2006-03-01 CN CNA2006800140725A patent/CN101167278A/zh active Pending
- 2006-03-01 AU AU2006234862A patent/AU2006234862A1/en not_active Abandoned
- 2006-03-03 MY MYPI20060904A patent/MY147675A/en unknown
- 2006-03-10 AR ARP060100920A patent/AR053161A1/es not_active Application Discontinuation
- 2006-03-17 TW TW095109244A patent/TWI387242B/zh not_active IP Right Cessation
-
2009
- 2009-06-12 CL CL2009001399A patent/CL2009001399A1/es unknown
Also Published As
Publication number | Publication date |
---|---|
AR053161A1 (es) | 2007-04-25 |
WO2006110229A1 (en) | 2006-10-19 |
MX2007012305A (es) | 2007-11-21 |
NZ562999A (en) | 2010-02-26 |
TWI387242B (zh) | 2013-02-21 |
US8027419B2 (en) | 2011-09-27 |
TW200707950A (en) | 2007-02-16 |
US20060227814A1 (en) | 2006-10-12 |
RU2007141302A (ru) | 2009-05-20 |
AU2006234862A1 (en) | 2006-10-19 |
MY147675A (en) | 2012-12-31 |
EP1867078A1 (en) | 2007-12-19 |
JP4918082B2 (ja) | 2012-04-18 |
BRPI0609086A2 (pt) | 2016-11-29 |
JP2008538063A (ja) | 2008-10-02 |
KR20080007454A (ko) | 2008-01-21 |
CA2603190A1 (en) | 2006-10-19 |
CN101167278A (zh) | 2008-04-23 |
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