CN102282816B - 用于减小传输多载波信号的量化噪声的方法和设备 - Google Patents
用于减小传输多载波信号的量化噪声的方法和设备 Download PDFInfo
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- CN102282816B CN102282816B CN201080004982.1A CN201080004982A CN102282816B CN 102282816 B CN102282816 B CN 102282816B CN 201080004982 A CN201080004982 A CN 201080004982A CN 102282816 B CN102282816 B CN 102282816B
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000011002 quantification Methods 0.000 title abstract 3
- 238000012545 processing Methods 0.000 claims abstract description 17
- 238000001914 filtration Methods 0.000 claims abstract description 14
- 238000006243 chemical reaction Methods 0.000 claims abstract description 7
- 238000013139 quantization Methods 0.000 claims description 10
- 238000004088 simulation Methods 0.000 claims description 6
- 230000005540 biological transmission Effects 0.000 abstract description 13
- 230000003321 amplification Effects 0.000 abstract description 2
- 230000000295 complement effect Effects 0.000 abstract description 2
- 238000003199 nucleic acid amplification method Methods 0.000 abstract description 2
- 230000001419 dependent effect Effects 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 4
- 230000002238 attenuated effect Effects 0.000 description 3
- 230000003595 spectral effect Effects 0.000 description 3
- HIHOWBSBBDRPDW-PTHRTHQKSA-N [(3s,8s,9s,10r,13r,14s,17r)-10,13-dimethyl-17-[(2r)-6-methylheptan-2-yl]-2,3,4,7,8,9,11,12,14,15,16,17-dodecahydro-1h-cyclopenta[a]phenanthren-3-yl] n-[2-(dimethylamino)ethyl]carbamate Chemical compound C1C=C2C[C@@H](OC(=O)NCCN(C)C)CC[C@]2(C)[C@@H]2[C@@H]1[C@@H]1CC[C@H]([C@H](C)CCCC(C)C)[C@@]1(C)CC2 HIHOWBSBBDRPDW-PTHRTHQKSA-N 0.000 description 2
- 238000004891 communication Methods 0.000 description 2
- 230000009977 dual effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 230000003584 silencer Effects 0.000 description 2
- 238000012935 Averaging Methods 0.000 description 1
- 241000931705 Cicada Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/03—Shaping networks in transmitter or receiver, e.g. adaptive shaping networks
- H04L25/03828—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties
- H04L25/03834—Arrangements for spectral shaping; Arrangements for providing signals with specified spectral properties using pulse shaping
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/26—Systems using multi-frequency codes
- H04L27/2601—Multicarrier modulation systems
- H04L27/2626—Arrangements specific to the transmitter only
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Power Engineering (AREA)
- Analogue/Digital Conversion (AREA)
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Abstract
Description
Claims (8)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FR09/00231 | 2009-01-19 | ||
FR0900231A FR2941339B1 (fr) | 2009-01-19 | 2009-01-19 | Procede et dispositif de reduction du bruit de quantification pour la transmission d'un signal multiporteuse |
PCT/FR2010/000016 WO2010081960A1 (fr) | 2009-01-19 | 2010-01-08 | Procede et dispositif de reduction du bruit de quantification pour la transmission d'un signal multiporteuse |
Publications (2)
Publication Number | Publication Date |
---|---|
CN102282816A CN102282816A (zh) | 2011-12-14 |
CN102282816B true CN102282816B (zh) | 2014-03-19 |
Family
ID=41137653
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201080004982.1A Active CN102282816B (zh) | 2009-01-19 | 2010-01-08 | 用于减小传输多载波信号的量化噪声的方法和设备 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8699591B2 (zh) |
EP (1) | EP2380322B1 (zh) |
CN (1) | CN102282816B (zh) |
FR (1) | FR2941339B1 (zh) |
WO (1) | WO2010081960A1 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9633275B2 (en) | 2008-09-11 | 2017-04-25 | Wesley Kenneth Cobb | Pixel-level based micro-feature extraction |
CN107210752B (zh) * | 2015-01-22 | 2020-12-25 | 约翰·霍华德·拉格 | 多阶通道数模转换器 |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157396A (en) * | 1990-10-15 | 1992-10-20 | Pioneer Electronic Corporation | D/a conversion apparatus |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6439122A (en) * | 1987-08-05 | 1989-02-09 | Toshiba Corp | Digital data demodulating circuit |
US5602874A (en) | 1994-12-29 | 1997-02-11 | Motorola, Inc. | Method and apparatus for reducing quantization noise |
US6701141B2 (en) * | 1999-05-18 | 2004-03-02 | Lockheed Martin Corporation | Mixed signal true time delay digital beamformer |
JP4286666B2 (ja) * | 2002-01-25 | 2009-07-01 | エヌエックスピー ビー ヴィ | Pcm信号から量子化雑音を除去するための方法及びユニット |
JP4646845B2 (ja) * | 2006-03-30 | 2011-03-09 | 富士通株式会社 | 送信機 |
-
2009
- 2009-01-19 FR FR0900231A patent/FR2941339B1/fr not_active Expired - Fee Related
-
2010
- 2010-01-08 EP EP10703310.2A patent/EP2380322B1/fr not_active Not-in-force
- 2010-01-08 US US13/145,308 patent/US8699591B2/en not_active Expired - Fee Related
- 2010-01-08 CN CN201080004982.1A patent/CN102282816B/zh active Active
- 2010-01-08 WO PCT/FR2010/000016 patent/WO2010081960A1/fr active Application Filing
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5157396A (en) * | 1990-10-15 | 1992-10-20 | Pioneer Electronic Corporation | D/a conversion apparatus |
Also Published As
Publication number | Publication date |
---|---|
FR2941339B1 (fr) | 2011-02-18 |
US20120002747A1 (en) | 2012-01-05 |
EP2380322A1 (fr) | 2011-10-26 |
CN102282816A (zh) | 2011-12-14 |
FR2941339A1 (fr) | 2010-07-23 |
US8699591B2 (en) | 2014-04-15 |
EP2380322B1 (fr) | 2014-09-03 |
WO2010081960A1 (fr) | 2010-07-22 |
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