FI20002164L - Frekvenssikonversio - Google Patents
Frekvenssikonversio Download PDFInfo
- Publication number
- FI20002164L FI20002164L FI20002164A FI20002164A FI20002164L FI 20002164 L FI20002164 L FI 20002164L FI 20002164 A FI20002164 A FI 20002164A FI 20002164 A FI20002164 A FI 20002164A FI 20002164 L FI20002164 L FI 20002164L
- Authority
- FI
- Finland
- Prior art keywords
- frequency conversion
- conversion
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D7/00—Transference of modulation from one carrier to another, e.g. frequency-changing
- H03D7/14—Balanced arrangements
-
- 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
- H03D3/008—Compensating DC offsets
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/06—Receivers
- H04B1/16—Circuits
- H04B1/30—Circuits for homodyne or synchrodyne receivers
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
Priority Applications (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20002164A FI20002164A7 (fi) | 2000-09-29 | 2000-09-29 | Frekvenssikonversio |
| AU2001287756A AU2001287756A1 (en) | 2000-09-29 | 2001-09-07 | Frequency conversion |
| PCT/FI2001/000780 WO2002027952A1 (fr) | 2000-09-29 | 2001-09-07 | Conversion de frequence |
| US09/964,122 US6545516B2 (en) | 2000-09-29 | 2001-09-25 | Frequency conversion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FI20002164A FI20002164A7 (fi) | 2000-09-29 | 2000-09-29 | Frekvenssikonversio |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| FI20002164A0 FI20002164A0 (fi) | 2000-09-29 |
| FI20002164L true FI20002164L (fi) | 2002-03-30 |
| FI20002164A7 FI20002164A7 (fi) | 2002-03-30 |
Family
ID=8559206
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| FI20002164A FI20002164A7 (fi) | 2000-09-29 | 2000-09-29 | Frekvenssikonversio |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US6545516B2 (fr) |
| AU (1) | AU2001287756A1 (fr) |
| FI (1) | FI20002164A7 (fr) |
| WO (1) | WO2002027952A1 (fr) |
Families Citing this family (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1142143B1 (fr) * | 1998-12-28 | 2005-08-03 | Infineon Technologies AG | Procede de transmission de signaux dans un appareil de telecommunications |
| JP3615099B2 (ja) * | 1999-06-28 | 2005-01-26 | 株式会社東芝 | 受信機 |
| US6792250B1 (en) * | 2001-03-30 | 2004-09-14 | Mitsubishi Electric Corporation | Method and system for spurious and noise cancellation in a wireless transmitter |
| US20020183033A1 (en) * | 2001-04-05 | 2002-12-05 | Sarnoff Corporation | Commutating image-reject mixer |
| JP2002374314A (ja) * | 2001-06-12 | 2002-12-26 | Hitachi Kokusai Electric Inc | 周波数変更回路及び送信機 |
| KR100790858B1 (ko) | 2002-09-04 | 2008-01-02 | 삼성전자주식회사 | 시공유 i 채널 및 q 채널을 가진 직접변환 수신기 및수신방법 |
| US7031672B2 (en) * | 2003-03-24 | 2006-04-18 | Quorum Systems, Inc. | Direct conversion transmitter system and method with quadrature balancing and low LO feed through |
| WO2004095235A2 (fr) * | 2003-03-24 | 2004-11-04 | Quorum Systems, Inc. | Systeme de pont multimodal sans fil reposant sur l'utilisation d'un seul emetteur-recepteur radio |
| US20060154625A1 (en) * | 2003-03-31 | 2006-07-13 | Quorum Systems, Inc. | Direct conversion transmitter system and method with quadrature balancing and low lo feed through |
| US6980779B2 (en) * | 2003-11-20 | 2005-12-27 | Nokia Corporation | RF transmitter using digital-to-RF conversion |
| US6937848B2 (en) * | 2003-11-20 | 2005-08-30 | Nokia Corporation | Method and device for digital-to-RF conversion |
| TWI373925B (en) * | 2004-02-10 | 2012-10-01 | Tridev Res L L C | Tunable resonant circuit, tunable voltage controlled oscillator circuit, tunable low noise amplifier circuit and method of tuning a resonant circuit |
| US7508898B2 (en) | 2004-02-10 | 2009-03-24 | Bitwave Semiconductor, Inc. | Programmable radio transceiver |
| JP2005295348A (ja) * | 2004-04-02 | 2005-10-20 | Sharp Corp | 受信機 |
| US7949313B2 (en) * | 2004-12-16 | 2011-05-24 | St-Ericsson Sa | Direct conversion device with compensation means for a transmission path of a wireless communication equipment |
| US7424066B2 (en) * | 2005-01-21 | 2008-09-09 | Analog Devices, Inc. | Receiver structures for selectable direct conversion and low intermediate frequency operational modes |
| US7672645B2 (en) * | 2006-06-15 | 2010-03-02 | Bitwave Semiconductor, Inc. | Programmable transmitter architecture for non-constant and constant envelope modulation |
| US20080007365A1 (en) * | 2006-06-15 | 2008-01-10 | Jeff Venuti | Continuous gain compensation and fast band selection in a multi-standard, multi-frequency synthesizer |
| KR100912811B1 (ko) * | 2007-08-10 | 2009-08-18 | 한국전자통신연구원 | 믹서 및 이를 구비한 송수신 장치 |
| JP2010193195A (ja) * | 2009-02-18 | 2010-09-02 | Toshiba Corp | 周波数誤差検出回路及び周波数誤差検出方法 |
| US9383433B2 (en) | 2013-03-15 | 2016-07-05 | Autoliv Asp, Inc. | System and method for calibration and built-in self test of automobile radar system |
| US10289508B2 (en) * | 2015-02-03 | 2019-05-14 | Infineon Technologies Ag | Sensor system and method for identifying faults related to a substrate |
| US10298271B2 (en) | 2015-02-03 | 2019-05-21 | Infineon Technologies Ag | Method and apparatus for providing a joint error correction code for a combined data frame comprising first data of a first data channel and second data of a second data channel and sensor system |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4320531A (en) * | 1979-04-02 | 1982-03-16 | Dimon Donald F | Time shared frequency conversion system |
| JPH07321686A (ja) * | 1991-02-25 | 1995-12-08 | Toshiba Corp | ダイレクトコンバージョン受信機 |
| US5678222A (en) * | 1994-10-12 | 1997-10-14 | Hewlett-Packard Company | Modulation and frequency conversion by time sharing |
| US5761615A (en) * | 1995-05-31 | 1998-06-02 | Motorola, Inc. | Wide band zero if quadrature demodulator using a intermediate frequency and a single local oscillator |
| JP2001506108A (ja) | 1997-09-25 | 2001-05-08 | コーニンクレッカ、フィリップス、エレクトロニクス、エヌ、ヴィ | 整相受信機における、または、整相受信機に関する改良 |
| CN1246989A (zh) * | 1997-12-05 | 2000-03-08 | 皇家菲利浦电子有限公司 | 一种通信系统,通信装置和频率综合器 |
-
2000
- 2000-09-29 FI FI20002164A patent/FI20002164A7/fi unknown
-
2001
- 2001-09-07 WO PCT/FI2001/000780 patent/WO2002027952A1/fr not_active Ceased
- 2001-09-07 AU AU2001287756A patent/AU2001287756A1/en not_active Abandoned
- 2001-09-25 US US09/964,122 patent/US6545516B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| US20020039893A1 (en) | 2002-04-04 |
| FI20002164A0 (fi) | 2000-09-29 |
| FI20002164A7 (fi) | 2002-03-30 |
| AU2001287756A1 (en) | 2002-04-08 |
| US6545516B2 (en) | 2003-04-08 |
| WO2002027952A1 (fr) | 2002-04-04 |
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