ATE220831T1 - Analyse/synthese-filtersystem mit effizienter mit ungerade gestapelter einseitenband-filterbank unter verwendung der tdac-technik - Google Patents

Analyse/synthese-filtersystem mit effizienter mit ungerade gestapelter einseitenband-filterbank unter verwendung der tdac-technik

Info

Publication number: ATE220831T1
Authority: AT; Austria
Prior art keywords: efficient; analysis; bench; single sideband; stacked single
Prior art date: 1996-03-19

Application number

AT97915117T

Other languages

English (en)

Inventor

Marina Bosi-Goldberg

Original Assignee

Dolby Lab Licensing Corp

Priority date (The priority date 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 date listed.)

1996-03-19

Filing date

1997-03-17

Publication date

2002-08-15

1997-03-17 Application filed by Dolby Lab Licensing Corp filed Critical Dolby Lab Licensing Corp

2002-08-15 Application granted granted Critical

2002-08-15 Publication of ATE220831T1 publication Critical patent/ATE220831T1/de

Links

230000015572 biosynthetic process Effects 0.000 title abstract 2
238000003786 synthesis reaction Methods 0.000 title abstract 2
OVOUKWFJRHALDD-UHFFFAOYSA-N 2-[2-(2-acetyloxyethoxy)ethoxy]ethyl acetate Chemical compound CC(=O)OCCOCCOCCOC(C)=O OVOUKWFJRHALDD-UHFFFAOYSA-N 0.000 title 1
230000009466 transformation Effects 0.000 abstract 2

Classifications

- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H17/00—Networks using digital techniques
- H03H17/02—Frequency selective networks
- H03H17/0248—Filters characterised by a particular frequency response or filtering method
- H03H17/0264—Filter sets with mutual related characteristics
- H03H17/0266—Filter banks
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/66—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission
- H04B1/665—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission for reducing bandwidth of signals; for improving efficiency of transmission using psychoacoustic properties of the ear, e.g. masking effect

Landscapes

Engineering & Computer Science (AREA)
Computer Networks & Wireless Communication (AREA)
Signal Processing (AREA)
Physics & Mathematics (AREA)
Computer Hardware Design (AREA)
Mathematical Physics (AREA)
Compression, Expansion, Code Conversion, And Decoders (AREA)
Investigating Or Analyzing Non-Biological Materials By The Use Of Chemical Means (AREA)
Investigating Or Analysing Biological Materials (AREA)
Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
Filters And Equalizers (AREA)
Sampling And Sample Adjustment (AREA)
Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
Stereophonic System (AREA)
Complex Calculations (AREA)
Analysing Materials By The Use Of Radiation (AREA)

AT97915117T 1996-03-19 1997-03-17 Analyse/synthese-filtersystem mit effizienter mit ungerade gestapelter einseitenband-filterbank unter verwendung der tdac-technik ATE220831T1 (de)

Applications Claiming Priority (2)

Application Number	Priority Date	Filing Date	Title
US61850696A	1996-03-19	1996-03-19
PCT/US1997/004164 WO1997035386A1 (en)	1996-03-19	1997-03-17	Analysis/synthesis filtering system with efficient oddly-stacked single-sideband filter bank using time-domain aliasing cancellation

Publications (1)

Publication Number	Publication Date
ATE220831T1 true ATE220831T1 (de)	2002-08-15

Family

ID=24478002

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
AT97915117T ATE220831T1 (de)	1996-03-19	1997-03-17	Analyse/synthese-filtersystem mit effizienter mit ungerade gestapelter einseitenband-filterbank unter verwendung der tdac-technik

Country Status (10)

Country	Link
EP (1)	EP0827647B1 (de)
JP (1)	JP4033906B2 (de)
KR (1)	KR100424036B1 (de)
AT (1)	ATE220831T1 (de)
AU (1)	AU712719B2 (de)
CA (1)	CA2221845C (de)
DE (1)	DE69713971T2 (de)
DK (1)	DK0827647T3 (de)
ES (1)	ES2176722T3 (de)
WO (1)	WO1997035386A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US5913191A (en) *	1997-10-17	1999-06-15	Dolby Laboratories Licensing Corporation	Frame-based audio coding with additional filterbank to suppress aliasing artifacts at frame boundaries
US5899969A (en) *	1997-10-17	1999-05-04	Dolby Laboratories Licensing Corporation	Frame-based audio coding with gain-control words
US20090099844A1 (en) *	2007-10-16	2009-04-16	Qualcomm Incorporated	Efficient implementation of analysis and synthesis filterbanks for mpeg aac and mpeg aac eld encoders/decoders

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
DE69030266T2 (de) *	1989-01-27	1997-08-14	Dolby Lab Licensing Corp	Transformationscodierer, -decodierer und Codierer/Decodierer mit niedriger Bitrate für Audio-Anwendungen hoher Qualität
US5297236A (en) *	1989-01-27	1994-03-22	Dolby Laboratories Licensing Corporation	Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder
KR100220862B1 (ko) *	1989-01-27	1999-09-15	쥬더 에드 에이.	고품질 오디오용 저속 비트 변환 코더, 디코더 및 인코더/디코더

1997
- 1997-03-17 AT AT97915117T patent/ATE220831T1/de active
- 1997-03-17 JP JP53357697A patent/JP4033906B2/ja not_active Expired - Lifetime
- 1997-03-17 DK DK97915117T patent/DK0827647T3/da active
- 1997-03-17 AU AU22140/97A patent/AU712719B2/en not_active Expired
- 1997-03-17 KR KR1019970708058A patent/KR100424036B1/ko not_active Expired - Lifetime
- 1997-03-17 EP EP97915117A patent/EP0827647B1/de not_active Expired - Lifetime
- 1997-03-17 DE DE69713971T patent/DE69713971T2/de not_active Expired - Lifetime
- 1997-03-17 WO PCT/US1997/004164 patent/WO1997035386A1/en not_active Ceased
- 1997-03-17 ES ES97915117T patent/ES2176722T3/es not_active Expired - Lifetime
- 1997-03-17 CA CA002221845A patent/CA2221845C/en not_active Expired - Lifetime

Also Published As

Publication number	Publication date
EP0827647B1 (de)	2002-07-17
AU2214097A (en)	1997-10-10
DE69713971T2 (de)	2003-03-20
KR19990014716A (ko)	1999-02-25
AU712719B2 (en)	1999-11-11
JP4033906B2 (ja)	2008-01-16
WO1997035386A1 (en)	1997-09-25
ES2176722T3 (es)	2002-12-01
KR100424036B1 (ko)	2004-07-05
JPH11507492A (ja)	1999-06-29
CA2221845A1 (en)	1997-09-25
CA2221845C (en)	2004-06-08
EP0827647A1 (de)	1998-03-11
DK0827647T3 (da)	2002-09-02
DE69713971D1 (de)	2002-08-22

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Legal Events

Date	Code	Title	Description
2002-11-15	UEP	Publication of translation of european patent specification