CN1481594A - 调谐无线电滤波器的方法和系统 - Google Patents
调谐无线电滤波器的方法和系统 Download PDFInfo
- Publication number
- CN1481594A CN1481594A CNA01820757XA CN01820757A CN1481594A CN 1481594 A CN1481594 A CN 1481594A CN A01820757X A CNA01820757X A CN A01820757XA CN 01820757 A CN01820757 A CN 01820757A CN 1481594 A CN1481594 A CN 1481594A
- Authority
- CN
- China
- Prior art keywords
- signal
- oscillator
- filter
- input
- oscillator module
- 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.)
- Granted
Links
Images
Classifications
-
- 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
- H03J7/16—Automatic frequency control where the frequency control is accomplished by mechanical means, e.g. by a motor
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03J—TUNING RESONANT CIRCUITS; SELECTING RESONANT CIRCUITS
- H03J1/00—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general
- H03J1/0008—Details of adjusting, driving, indicating, or mechanical control arrangements for resonant circuits in general using a central processing unit, e.g. a microprocessor
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Superheterodyne Receivers (AREA)
Abstract
Description
Claims (9)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE00048637 | 2000-12-27 | ||
SE0004863A SE520112C2 (sv) | 2000-12-27 | 2000-12-27 | Metod samt system för att avstämma ett radiofilter |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1481594A true CN1481594A (zh) | 2004-03-10 |
CN100411242C CN100411242C (zh) | 2008-08-13 |
Family
ID=20282442
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB01820757XA Expired - Fee Related CN100411242C (zh) | 2000-12-27 | 2001-12-21 | 调谐无线电滤波器的方法和系统 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7092685B2 (zh) |
EP (1) | EP1346430B1 (zh) |
CN (1) | CN100411242C (zh) |
DE (1) | DE60140765D1 (zh) |
SE (1) | SE520112C2 (zh) |
WO (1) | WO2002052673A1 (zh) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7761067B1 (en) * | 2003-05-15 | 2010-07-20 | Marvell International Ltd. | Iterative filter circuit calibration |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3710150A (en) * | 1970-10-29 | 1973-01-09 | Univ Ohio State | Power conversion means |
FI110148B (fi) * | 1993-09-10 | 2002-11-29 | Filtronic Lk Oy | Useita resonaattoreita käsittävä radiotaajuussuodatin |
SE507698C2 (sv) * | 1996-07-10 | 1998-07-06 | Allgon Ab | Förfarande och system för avstämning resonansmoduler |
US6246727B1 (en) * | 1996-07-10 | 2001-06-12 | Allgon Ab | Method and system for tuning resonance modules |
US6760079B2 (en) * | 1998-09-22 | 2004-07-06 | Funai Electric Co., Ltd. | TV tuner unit having a resonance network |
-
2000
- 2000-12-27 SE SE0004863A patent/SE520112C2/sv unknown
-
2001
- 2001-12-21 WO PCT/SE2001/002888 patent/WO2002052673A1/en not_active Application Discontinuation
- 2001-12-21 DE DE60140765T patent/DE60140765D1/de not_active Expired - Lifetime
- 2001-12-21 EP EP01272437A patent/EP1346430B1/en not_active Expired - Lifetime
- 2001-12-21 US US10/451,142 patent/US7092685B2/en not_active Expired - Fee Related
- 2001-12-21 CN CNB01820757XA patent/CN100411242C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
SE0004863D0 (sv) | 2000-12-27 |
SE0004863L (sv) | 2002-06-28 |
SE520112C2 (sv) | 2003-05-27 |
EP1346430B1 (en) | 2009-12-09 |
EP1346430A1 (en) | 2003-09-24 |
US20040097203A1 (en) | 2004-05-20 |
US7092685B2 (en) | 2006-08-15 |
CN100411242C (zh) | 2008-08-13 |
WO2002052673A1 (en) | 2002-07-04 |
DE60140765D1 (de) | 2010-01-21 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
EP0003634B1 (en) | Method of aligning a radio receiver and means for indicating the alignment of a radio receiver | |
AU748203B2 (en) | Apparatus and methods for tuning bandpass filters | |
CN1937420B (zh) | 射频调谐器 | |
KR900008875A (ko) | 단일 fll을 사용하는 다중발진기의 주파수 제어방법 및 주파수 제어장치 | |
CN1111952C (zh) | 用于调谐谐振模块的方法和系统 | |
CN1481594A (zh) | 调谐无线电滤波器的方法和系统 | |
US6246727B1 (en) | Method and system for tuning resonance modules | |
US6380809B1 (en) | Method and apparatus for tuning oscillator to a selected frequency | |
CN1180534C (zh) | 调谐装置 | |
JPH04368022A (ja) | 空中線整合回路およびこれを用いた空中線整合方法 | |
JPH0132432Y2 (zh) | ||
US6963624B1 (en) | Method and apparatus for receiving radio frequency signals | |
SU1045097A1 (ru) | Спектрометр электронного парамагнитного резонанса с многочастотной регистрацией | |
JP3127984B2 (ja) | Fm受信機及び中間周波数補正手段の調整方法 | |
US5004934A (en) | Semiconductor integrated circuit and test method for characteristics | |
KR0154595B1 (ko) | 튜너 조정장치 | |
SU1095359A1 (ru) | Устройство дл автоматической настройки колебательного контура | |
SU247360A1 (ru) | УСТРОЙСТВО дл ДИСТАНЦИОННОГО УПРАВЛЕНИЯ РАДИОПРИЕМНИКОМ КОММЕРЧЕСКОЙ РАДИОСВЯЗИ | |
JPH0139004Y2 (zh) | ||
CN1969523A (zh) | 用于在线校准的增益测量装置及其方法 | |
SU1332554A2 (ru) | Устройство синхронизации тактовых генераторов | |
SU1764709A1 (ru) | Способ настройки электродинамического возбудител | |
SU1550437A1 (ru) | Устройство дл измерени параметров радиоприемника при его настройке | |
KR920014222A (ko) | 멀티 방송 튜닝 회로 및 그 방법 | |
SU1658406A1 (ru) | Устройство дл контрол канала звука |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C10 | Entry into substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
C14 | Grant of patent or utility model | ||
GR01 | Patent grant | ||
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee | ||
CP01 | Change in the name or title of a patent holder |
Address after: Swedish tibbers Patentee after: Power wave Sweden Address before: Swedish tibbers Patentee before: Allgon AB |
|
TR01 | Transfer of patent right |
Effective date of registration: 20160802 Address after: California, USA Patentee after: INTEL Corp. Address before: Luxemburg Luxemburg Patentee before: POWERWAVE TECHNOLOGIES, Inc. Effective date of registration: 20160802 Address after: Luxemburg Luxemburg Patentee after: POWERWAVE TECHNOLOGIES, Inc. Address before: California, USA Patentee before: P-wave holding LLC Effective date of registration: 20160802 Address after: California, USA Patentee after: P-wave holding LLC Address before: California, USA Patentee before: POWERWAVE TECHNOLOGIES, Inc. Effective date of registration: 20160802 Address after: California, USA Patentee after: POWERWAVE TECHNOLOGIES, Inc. Address before: Sweden xisita Patentee before: POWERWAVE TECHNOLOGIES SWEDEN AB Effective date of registration: 20160802 Address after: Sweden xisita Patentee after: POWERWAVE TECHNOLOGIES SWEDEN AB Address before: Swedish tibbers Patentee before: Power wave Sweden |
|
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20080813 Termination date: 20171221 |