KR960005386B1 - 적응형 필터에 의한 자동 주파수 제어방법 및 장치 - Google Patents
적응형 필터에 의한 자동 주파수 제어방법 및 장치 Download PDFInfo
- Publication number
- KR960005386B1 KR960005386B1 KR1019930700393A KR930700393A KR960005386B1 KR 960005386 B1 KR960005386 B1 KR 960005386B1 KR 1019930700393 A KR1019930700393 A KR 1019930700393A KR 930700393 A KR930700393 A KR 930700393A KR 960005386 B1 KR960005386 B1 KR 960005386B1
- Authority
- KR
- South Korea
- Prior art keywords
- signal
- generating
- error
- oscillator
- response
- Prior art date
Links
- 230000003044 adaptive effect Effects 0.000 title claims description 40
- 238000000034 method Methods 0.000 claims description 33
- 230000004044 response Effects 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 4
- 238000001914 filtration Methods 0.000 claims description 2
- 238000009825 accumulation Methods 0.000 claims 1
- 230000008569 process Effects 0.000 description 19
- 230000008859 change Effects 0.000 description 7
- 125000001261 isocyanato group Chemical group *N=C=O 0.000 description 7
- 238000000899 pressurised-fluid extraction Methods 0.000 description 6
- 239000000523 sample Substances 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000001419 dependent effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006870 function Effects 0.000 description 2
- UDIODXADSSQKTM-GUHNCMMLSA-N (5ar,8ar,9r)-5-[[(2r,4ar,6r,7r,8r,8as)-7,8-dihydroxy-2-methyl-4,4a,6,7,8,8a-hexahydropyrano[3,2-d][1,3]dioxin-6-yl]oxy]-9-(4-hydroxy-3,5-dimethoxyphenyl)-5a,6,8a,9-tetrahydro-5h-[2]benzofuro[6,5-f][1,3]benzodioxol-8-one;(7s,9s)-7-[(2r,4s,5s,6s)-4-amino-5- Chemical compound ClCCN(CCCl)P1(=O)NCCCO1.O([C@H]1C[C@@](O)(CC=2C(O)=C3C(=O)C=4C=CC=C(C=4C(=O)C3=C(O)C=21)OC)C(=O)CO)[C@H]1C[C@H](N)[C@H](O)[C@H](C)O1.COC1=C(O)C(OC)=CC([C@@H]2C3=CC=4OCOC=4C=C3C(O[C@H]3[C@@H]([C@@H](O)[C@@H]4O[C@H](C)OC[C@H]4O3)O)[C@@H]3[C@@H]2C(OC3)=O)=C1 UDIODXADSSQKTM-GUHNCMMLSA-N 0.000 description 1
- 101150111329 ACE-1 gene Proteins 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000010267 cellular communication Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- 230000001427 coherent effect Effects 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000008447 perception Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03L—AUTOMATIC CONTROL, STARTING, SYNCHRONISATION OR STABILISATION OF GENERATORS OF ELECTRONIC OSCILLATIONS OR PULSES
- H03L7/00—Automatic control of frequency or phase; Synchronisation
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H21/00—Adaptive networks
- H03H21/0012—Digital adaptive filters
- H03H21/0043—Adaptive algorithms
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J7/00—Automatic frequency control; Automatic scanning over a band of frequencies
- H03J7/02—Automatic frequency control
- H03J7/04—Automatic frequency control where the frequency control is accomplished by varying the electrical characteristics of a non-mechanically adjustable element or where the nature of the frequency controlling element is not significant
Landscapes
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
- Circuits Of Receivers In General (AREA)
- Radio Relay Systems (AREA)
- Feedback Control In General (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US72282891A | 1991-06-28 | 1991-06-28 | |
| US91-722828 | 1991-06-28 | ||
| PCT/US1992/003763 WO1993000747A1 (en) | 1991-06-28 | 1992-05-08 | Automatic frequency control by an adaptive filter |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| KR930701869A KR930701869A (ko) | 1993-06-12 |
| KR960005386B1 true KR960005386B1 (ko) | 1996-04-24 |
Family
ID=24903558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1019930700393A KR960005386B1 (ko) | 1991-06-28 | 1992-05-08 | 적응형 필터에 의한 자동 주파수 제어방법 및 장치 |
Country Status (7)
| Country | Link |
|---|---|
| JP (1) | JP2830471B2 (de) |
| KR (1) | KR960005386B1 (de) |
| CA (1) | CA2089154C (de) |
| DE (2) | DE4292274C2 (de) |
| GB (1) | GB2263829B (de) |
| MX (1) | MX9203307A (de) |
| WO (1) | WO1993000747A1 (de) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5394071A (en) * | 1993-02-19 | 1995-02-28 | Mts Systems Corportion | Control network with on-line iteration and adaptive filter |
| JPH09219693A (ja) * | 1996-02-09 | 1997-08-19 | Mitsubishi Electric Corp | デジタル放送受信機 |
| JP3556047B2 (ja) * | 1996-05-22 | 2004-08-18 | 三菱電機株式会社 | ディジタル放送受信機 |
| KR19990069891A (ko) * | 1998-02-13 | 1999-09-06 | 전주범 | 적응 회귀 디지털 필터 알고리즘을 이용한 중심 주파수 추적 방법 |
| JP3846546B2 (ja) | 2000-08-29 | 2006-11-15 | 日本電気株式会社 | 周波数オフセット推定器 |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4466108A (en) * | 1981-10-06 | 1984-08-14 | Communications Satellite Corporation | TDMA/PSK Carrier synchronization without preamble |
| US4691176A (en) * | 1986-03-17 | 1987-09-01 | General Electric Company | Adaptive carrier tracking circuit |
| US4852090A (en) * | 1987-02-02 | 1989-07-25 | Motorola, Inc. | TDMA communications system with adaptive equalization |
| CA1332450C (en) * | 1987-06-23 | 1994-10-11 | Shousei Yoshida | Carrier-to-noise detector for digital transmission systems |
| US4896336A (en) * | 1988-08-29 | 1990-01-23 | Rockwell International Corporation | Differential phase-shift keying demodulator |
| US5230007A (en) * | 1991-06-28 | 1993-07-20 | Motorola, Inc. | Method for optimizing an adaptive filter update coefficient |
-
1992
- 1992-05-08 CA CA002089154A patent/CA2089154C/en not_active Expired - Fee Related
- 1992-05-08 WO PCT/US1992/003763 patent/WO1993000747A1/en active Application Filing
- 1992-05-08 DE DE4292274A patent/DE4292274C2/de not_active Expired - Lifetime
- 1992-05-08 GB GB9303663A patent/GB2263829B/en not_active Expired - Lifetime
- 1992-05-08 KR KR1019930700393A patent/KR960005386B1/ko not_active IP Right Cessation
- 1992-05-08 DE DE4292274T patent/DE4292274T1/de active Pending
- 1992-05-08 JP JP5501452A patent/JP2830471B2/ja not_active Expired - Fee Related
- 1992-06-25 MX MX9203307A patent/MX9203307A/es unknown
Also Published As
| Publication number | Publication date |
|---|---|
| GB2263829A (en) | 1993-08-04 |
| KR930701869A (ko) | 1993-06-12 |
| DE4292274T1 (de) | 1993-07-15 |
| GB2263829B (en) | 1995-07-26 |
| DE4292274C2 (de) | 1999-05-27 |
| WO1993000747A1 (en) | 1993-01-07 |
| JPH05508989A (ja) | 1993-12-09 |
| JP2830471B2 (ja) | 1998-12-02 |
| GB9303663D0 (en) | 1993-05-05 |
| CA2089154C (en) | 1999-08-03 |
| MX9203307A (es) | 1992-12-01 |
| CA2089154A1 (en) | 1992-12-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| KR960011120B1 (ko) | 최적 적응 필터 갱신 계수를 발생하는 방법 및 장치 | |
| KR960006476B1 (ko) | 이동 디지탈 셀룰라 수신기의 최대 공산 순차 추정에 기초한 등화 방법 | |
| JP3118548B2 (ja) | ディジタル通信受信機用同期検波装置および同期方法 | |
| US5760629A (en) | DC offset compensation device | |
| US5233633A (en) | Automatic frequency control by an adaptive filter | |
| EP1309093B1 (de) | Verfahren und Vorrichtung zur Reduzierung von Schaltspitzen aufgrund von automatischen Verstärkungsumschaltungen | |
| EP0577901B1 (de) | Verfahren und Einrichtung zur adaptiven Entzerrung | |
| EP0519891A2 (de) | Phasendemodulator für Kanäle mit Mehrwegfading | |
| US4777640A (en) | Frequency adaptive phase jitter canceler | |
| JP2003503960A (ja) | 無線受信機における直流オフセット補償を行うための方法および装置 | |
| CA2425464A1 (en) | Automatic gain control for a time division duplex receiver | |
| KR20060094078A (ko) | 음성 동작 검출 장치 및 방법 | |
| WO1993022861A1 (en) | Receiver for digital communication system | |
| KR100662223B1 (ko) | 채널 추정 방법 및 채널 추정에 기초한 보상 방법 | |
| US5222078A (en) | Data signal compensation apparatus for use in a receiver | |
| EP0466259A1 (de) | Empfänger eines Systems zum Übertragen von Datensymbolen mit bestimmter Baudrate | |
| KR960005386B1 (ko) | 적응형 필터에 의한 자동 주파수 제어방법 및 장치 | |
| US5677934A (en) | Multipath propagation compensation in a TDMA system | |
| CZ256293A3 (en) | Method of modifying a clock resetting system being controlled by a decision, and apparatus for making the same | |
| GB2375272A (en) | A frequency estimator | |
| JP2002290177A (ja) | 受信装置および自動利得制御方法 | |
| JP2002026769A (ja) | 自動周波数制御装置及び自動周波数制御方法 | |
| US6956915B2 (en) | Method of correcting frequency error | |
| US7016444B2 (en) | Filter loop structure for synchronization in a mobile communication terminal and a method of using the same | |
| EP1402630B1 (de) | Verfahren und vorrichtung zur automatischen verstärkungsregelung |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A201 | Request for examination | ||
| G160 | Decision to publish patent application | ||
| E701 | Decision to grant or registration of patent right | ||
| GRNT | Written decision to grant | ||
| FPAY | Annual fee payment |
Payment date: 20000329 Year of fee payment: 5 |
|
| LAPS | Lapse due to unpaid annual fee |