CN100471041C - 解调收受信号的解调器及解调方法和相应的无线站 - Google Patents
解调收受信号的解调器及解调方法和相应的无线站 Download PDFInfo
- Publication number
- CN100471041C CN100471041C CNB028154819A CN02815481A CN100471041C CN 100471041 C CN100471041 C CN 100471041C CN B028154819 A CNB028154819 A CN B028154819A CN 02815481 A CN02815481 A CN 02815481A CN 100471041 C CN100471041 C CN 100471041C
- Authority
- CN
- China
- Prior art keywords
- signal
- frequency
- filtered
- orthogonal signalling
- output signal
- 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
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Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
- H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
Description
Claims (22)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE10138567.6 | 2001-08-06 | ||
DE10138567A DE10138567A1 (de) | 2001-08-06 | 2001-08-06 | Demodulator und Demodulationsverfahren zur Demodulation von Empfangssignalen |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1539197A CN1539197A (zh) | 2004-10-20 |
CN100471041C true CN100471041C (zh) | 2009-03-18 |
Family
ID=7694562
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB028154819A Expired - Fee Related CN100471041C (zh) | 2001-08-06 | 2002-06-07 | 解调收受信号的解调器及解调方法和相应的无线站 |
Country Status (6)
Country | Link |
---|---|
US (1) | US7317768B2 (zh) |
EP (1) | EP1417749B1 (zh) |
CN (1) | CN100471041C (zh) |
AT (1) | ATE284582T1 (zh) |
DE (2) | DE10138567A1 (zh) |
WO (1) | WO2003017464A2 (zh) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7881397B2 (en) * | 2005-03-31 | 2011-02-01 | Teradyne, Inc. | Wireless communication system |
KR100758206B1 (ko) * | 2006-09-14 | 2007-09-12 | 주식회사 쏠리테크 | 반향성분 제거 시스템 및 반향성분 제거방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS59111408A (ja) | 1982-12-16 | 1984-06-27 | Pioneer Electronic Corp | Fm信号復調回路 |
US4558284A (en) | 1984-03-12 | 1985-12-10 | Medtronic, Inc. | Digital frequency-modulated demodulation |
JPH0797779B2 (ja) | 1989-08-25 | 1995-10-18 | 松下電器産業株式会社 | 90度移相器とデータ受信機 |
JPH1093646A (ja) * | 1996-09-12 | 1998-04-10 | Pacific Commun Res:Kk | ディジタル直交検波回路 |
DE19810558A1 (de) | 1998-03-11 | 1999-09-16 | Siemens Ag | Integrierbare Funkempfängerschaltung für frequenzmodulierte digitale Signale |
EP1052867A1 (en) * | 1999-05-12 | 2000-11-15 | Lucent Technologies Inc. | Establishing a communication link based on previous channel property negotiation |
DE19930229C1 (de) | 1999-06-30 | 2001-07-05 | Infineon Technologies Ag | Quadricorrelator für einen Demodulator für frequenzmodulierte Signale |
US6985541B1 (en) * | 1999-11-23 | 2006-01-10 | Micor Linear Corporation | FM demodulator for a low IF receiver |
JP2002027576A (ja) * | 2000-07-05 | 2002-01-25 | Toshiba Corp | リモートコントローラ及び携帯電話及び電子機器及びその制御方法 |
-
2001
- 2001-08-06 DE DE10138567A patent/DE10138567A1/de not_active Ceased
-
2002
- 2002-06-07 EP EP02750781A patent/EP1417749B1/de not_active Expired - Lifetime
- 2002-06-07 WO PCT/DE2002/002091 patent/WO2003017464A2/de not_active Application Discontinuation
- 2002-06-07 AT AT02750781T patent/ATE284582T1/de not_active IP Right Cessation
- 2002-06-07 DE DE2002501751 patent/DE50201751D1/de not_active Expired - Lifetime
- 2002-06-07 US US10/485,975 patent/US7317768B2/en not_active Expired - Lifetime
- 2002-06-07 CN CNB028154819A patent/CN100471041C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
ATE284582T1 (de) | 2004-12-15 |
EP1417749B1 (de) | 2004-12-08 |
WO2003017464A2 (de) | 2003-02-27 |
DE50201751D1 (de) | 2005-01-13 |
DE10138567A1 (de) | 2003-03-06 |
WO2003017464A3 (de) | 2003-10-02 |
CN1539197A (zh) | 2004-10-20 |
EP1417749A2 (de) | 2004-05-12 |
US20050063490A1 (en) | 2005-03-24 |
US7317768B2 (en) | 2008-01-08 |
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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 | ||
ASS | Succession or assignment of patent right |
Owner name: INFINEON TECHNOLOGIES AG Free format text: FORMER OWNER: INFENNIAN TECHNOLOGIES AG Effective date: 20120625 |
|
C41 | Transfer of patent application or patent right or utility model | ||
C56 | Change in the name or address of the patentee |
Owner name: INTEL MOBILE COMMUNICATIONS LTD. Free format text: FORMER NAME: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Owner name: INTEL MOBILE COMMUNICATIONS TECHNOLOGY LTD. Free format text: FORMER NAME: INFINEON TECHNOLOGIES AG |
|
CP01 | Change in the name or title of a patent holder |
Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Infineon Technologies AG Address after: Neubiberg, Germany Patentee after: Intel Mobile Communications GmbH Address before: Neubiberg, Germany Patentee before: Intel Mobile Communications GmbH |
|
TR01 | Transfer of patent right |
Effective date of registration: 20120625 Address after: Neubiberg, Germany Patentee after: Infineon Technologies AG Address before: Munich, Germany Patentee before: INFINEON TECHNOLOGIES AG |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090318 Termination date: 20160607 |