CA2111170C - Methode pour determiner les caracteristiques de dispersion des signaux dans les systemes de communication - Google Patents
Methode pour determiner les caracteristiques de dispersion des signaux dans les systemes de communicationInfo
- Publication number
- CA2111170C CA2111170C CA 2111170 CA2111170A CA2111170C CA 2111170 C CA2111170 C CA 2111170C CA 2111170 CA2111170 CA 2111170 CA 2111170 A CA2111170 A CA 2111170A CA 2111170 C CA2111170 C CA 2111170C
- Authority
- CA
- Canada
- Prior art keywords
- signal
- sub
- correlators
- training sequence
- received
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
Links
- 239000006185 dispersion Substances 0.000 title claims abstract description 41
- 238000000034 method Methods 0.000 title claims abstract description 29
- 238000004891 communication Methods 0.000 title claims abstract description 13
- 125000004122 cyclic group Chemical group 0.000 claims abstract description 28
- 230000002596 correlated effect Effects 0.000 claims abstract description 19
- 230000008878 coupling Effects 0.000 claims abstract description 8
- 238000010168 coupling process Methods 0.000 claims abstract description 8
- 238000005859 coupling reaction Methods 0.000 claims abstract description 8
- 238000012549 training Methods 0.000 claims description 105
- 238000012545 processing Methods 0.000 claims description 16
- 230000010076 replication Effects 0.000 claims description 9
- 230000000875 corresponding effect Effects 0.000 claims description 3
- 230000003362 replicative effect Effects 0.000 claims description 3
- 230000001276 controlling effect Effects 0.000 claims 1
- 239000002243 precursor Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 7
- 150000002500 ions Chemical class 0.000 description 5
- GWUSZQUVEVMBPI-UHFFFAOYSA-N nimetazepam Chemical compound N=1CC(=O)N(C)C2=CC=C([N+]([O-])=O)C=C2C=1C1=CC=CC=C1 GWUSZQUVEVMBPI-UHFFFAOYSA-N 0.000 description 4
- 230000003111 delayed effect Effects 0.000 description 3
- 238000010420 art technique Methods 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 2
- 230000001934 delay Effects 0.000 description 2
- 238000002592 echocardiography Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- YFONKFDEZLYQDH-OPQQBVKSSA-N N-[(1R,2S)-2,6-dimethyindan-1-yl]-6-[(1R)-1-fluoroethyl]-1,3,5-triazine-2,4-diamine Chemical compound C[C@@H](F)C1=NC(N)=NC(N[C@H]2C3=CC(C)=CC=C3C[C@@H]2C)=N1 YFONKFDEZLYQDH-OPQQBVKSSA-N 0.000 description 1
- 241000282320 Panthera leo Species 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000006735 deficit Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000010363 phase shift Effects 0.000 description 1
- 230000000644 propagated effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 238000005070 sampling Methods 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N17/00—Diagnosis, testing or measuring for television systems or their details
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B17/00—Monitoring; Testing
- H04B17/30—Monitoring; Testing of propagation channels
- H04B17/309—Measuring or estimating channel quality parameters
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Computer Networks & Wireless Communication (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- General Health & Medical Sciences (AREA)
- Multimedia (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Time-Division Multiplex Systems (AREA)
Priority Applications (8)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE69022715T DE69022715T2 (de) | 1990-03-13 | 1990-12-07 | Ermittlung von Dispersionseigenschaften eines Fernmelde-Übertragungskanals aus einer empfangenen Prüfsequenz nach Korrelation und Vervielfältigung. |
| EP90313332A EP0446523B1 (fr) | 1990-03-13 | 1990-12-07 | Détermination de caractéristiques de dispersion d'un canal de communication à partir d'une séquence de test reçue et traitée par corrélation et répétition |
| CA002033931A CA2033931C (fr) | 1990-03-13 | 1991-01-10 | Methode pour determiner les caracteristiques de dispersion des signaux dans les systemes de communication |
| KR1019910003643A KR940008123B1 (ko) | 1990-03-13 | 1991-03-07 | 통신 시스템내에서 신호 분산 특성을 결정하는 기술 |
| JP3069500A JPH04220892A (ja) | 1990-03-13 | 1991-03-11 | 信号分散に対応した受信装置および通信システムならびに信号分散特性を決定する方法 |
| US07/728,824 US5260972A (en) | 1990-03-13 | 1991-07-09 | Technique for determining signal dispersion characteristics in communications systems |
| US08/089,153 US5406586A (en) | 1991-07-09 | 1993-07-08 | Signal correlation technique |
| CA 2111170 CA2111170C (fr) | 1990-03-13 | 1993-12-10 | Methode pour determiner les caracteristiques de dispersion des signaux dans les systemes de communication |
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US49301790A | 1990-03-13 | 1990-03-13 | |
| US07/728,827 US5090600A (en) | 1990-06-25 | 1991-07-09 | Liquid pressure opened pouring spout |
| CA 2111170 CA2111170C (fr) | 1990-03-13 | 1993-12-10 | Methode pour determiner les caracteristiques de dispersion des signaux dans les systemes de communication |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2111170A1 CA2111170A1 (fr) | 1995-06-11 |
| CA2111170C true CA2111170C (fr) | 1999-06-29 |
Family
ID=27169655
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA 2111170 Expired - Fee Related CA2111170C (fr) | 1990-03-13 | 1993-12-10 | Methode pour determiner les caracteristiques de dispersion des signaux dans les systemes de communication |
Country Status (1)
| Country | Link |
|---|---|
| CA (1) | CA2111170C (fr) |
-
1993
- 1993-12-10 CA CA 2111170 patent/CA2111170C/fr not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CA2111170A1 (fr) | 1995-06-11 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |