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-technikInfo
- Publication number
- ATE220831T1 ATE220831T1 AT97915117T AT97915117T ATE220831T1 AT E220831 T1 ATE220831 T1 AT E220831T1 AT 97915117 T AT97915117 T AT 97915117T AT 97915117 T AT97915117 T AT 97915117T AT E220831 T1 ATE220831 T1 AT E220831T1
- Authority
- AT
- Austria
- Prior art keywords
- efficient
- analysis
- bench
- single sideband
- stacked single
- Prior art date
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)
- Nitrogen And Oxygen Or Sulfur-Condensed Heterocyclic Ring Systems (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)
- Stereophonic System (AREA)
- Complex Calculations (AREA)
- Sampling And Sample Adjustment (AREA)
- Filters And Equalizers (AREA)
- Analysing Materials By The Use Of Radiation (AREA)
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)
| 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)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| BR9007062A (pt) * | 1989-01-27 | 1991-10-08 | Dolby Lab Licensing Corp | Codificador,descodificador e codificador/descodificador de transformada de retardo de tempo baixo para audio de alta qualidade |
| US5297236A (en) * | 1989-01-27 | 1994-03-22 | Dolby Laboratories Licensing Corporation | Low computational-complexity digital filter bank for encoder, decoder, and encoder/decoder |
| SG48247A1 (en) * | 1989-01-27 | 1998-04-17 | Dolby Lab Licensing Corp | Adaptive bit allocation for audio encoder and decoder |
-
1997
- 1997-03-17 DK DK97915117T patent/DK0827647T3/da active
- 1997-03-17 KR KR1019970708058A patent/KR100424036B1/ko not_active Expired - Lifetime
- 1997-03-17 AT AT97915117T patent/ATE220831T1/de active
- 1997-03-17 ES ES97915117T patent/ES2176722T3/es not_active Expired - Lifetime
- 1997-03-17 EP EP97915117A patent/EP0827647B1/de not_active Expired - Lifetime
- 1997-03-17 AU AU22140/97A patent/AU712719B2/en not_active Expired
- 1997-03-17 CA CA002221845A patent/CA2221845C/en not_active Expired - Lifetime
- 1997-03-17 DE DE69713971T patent/DE69713971T2/de not_active Expired - Lifetime
- 1997-03-17 JP JP53357697A patent/JP4033906B2/ja not_active Expired - Lifetime
- 1997-03-17 WO PCT/US1997/004164 patent/WO1997035386A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| ES2176722T3 (es) | 2002-12-01 |
| AU2214097A (en) | 1997-10-10 |
| KR100424036B1 (ko) | 2004-07-05 |
| EP0827647A1 (de) | 1998-03-11 |
| WO1997035386A1 (en) | 1997-09-25 |
| CA2221845A1 (en) | 1997-09-25 |
| DE69713971D1 (de) | 2002-08-22 |
| JPH11507492A (ja) | 1999-06-29 |
| KR19990014716A (ko) | 1999-02-25 |
| DK0827647T3 (da) | 2002-09-02 |
| AU712719B2 (en) | 1999-11-11 |
| CA2221845C (en) | 2004-06-08 |
| EP0827647B1 (de) | 2002-07-17 |
| DE69713971T2 (de) | 2003-03-20 |
| JP4033906B2 (ja) | 2008-01-16 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| UEP | Publication of translation of european patent specification |