ATE321378T1 - Empfängerschaltung - Google Patents
EmpfängerschaltungInfo
- Publication number
- ATE321378T1 ATE321378T1 AT00983188T AT00983188T ATE321378T1 AT E321378 T1 ATE321378 T1 AT E321378T1 AT 00983188 T AT00983188 T AT 00983188T AT 00983188 T AT00983188 T AT 00983188T AT E321378 T1 ATE321378 T1 AT E321378T1
- Authority
- AT
- Austria
- Prior art keywords
- signal
- output
- determines
- amplitude
- local oscillator
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03B—GENERATION OF OSCILLATIONS, DIRECTLY OR BY FREQUENCY-CHANGING, BY CIRCUITS EMPLOYING ACTIVE ELEMENTS WHICH OPERATE IN A NON-SWITCHING MANNER; GENERATION OF NOISE BY SUCH CIRCUITS
- H03B27/00—Generation of oscillations providing a plurality of outputs of the same frequency but differing in phase, other than merely two anti-phase outputs
-
- 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
- H03D7/18—Modifications of frequency-changers for eliminating image frequencies
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/18—Networks for phase shifting
- H03H7/21—Networks for phase shifting providing two or more phase shifted output signals, e.g. n-phase output
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H2007/0192—Complex filters
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Superheterodyne Receivers (AREA)
- Networks Using Active Elements (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Burglar Alarm Systems (AREA)
- Magnetic Resonance Imaging Apparatus (AREA)
- Channel Selection Circuits, Automatic Tuning Circuits (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9929182A GB2357202B (en) | 1999-12-09 | 1999-12-09 | Receiver circuit |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE321378T1 true ATE321378T1 (de) | 2006-04-15 |
Family
ID=10866047
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT00983188T ATE321378T1 (de) | 1999-12-09 | 2000-11-29 | Empfängerschaltung |
Country Status (10)
Country | Link |
---|---|
US (1) | US20020063606A1 (de) |
EP (1) | EP1236285B1 (de) |
JP (1) | JP2003524950A (de) |
CN (1) | CN1433592A (de) |
AT (1) | ATE321378T1 (de) |
AU (1) | AU2002901A (de) |
DE (1) | DE60026880D1 (de) |
GB (1) | GB2357202B (de) |
MY (1) | MY133677A (de) |
WO (1) | WO2001043295A2 (de) |
Families Citing this family (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2003107035A2 (de) * | 2002-06-18 | 2003-12-24 | Automotive Distance Control Systems Gmbh | Verfahren zur unterdrückung von störungen in systemen zur objekterfassung |
US7444365B2 (en) | 2002-06-18 | 2008-10-28 | A.D.C. Automotive Distance Control Systems Gmbh | Non-linear digital rank filtering of input signal values |
US7274922B2 (en) * | 2002-06-18 | 2007-09-25 | A.D.C. Automotive Distance Control Systems Gmbh | Circuit arrangement for generating an IQ-signal |
GB2427090B (en) * | 2005-06-08 | 2011-01-12 | Zarlink Semiconductor Ltd | Method of reducing imbalance in a quadrature frequency converter, method of measuring imbalance in such a converter, and apparatus for performing such method |
CN1845487B (zh) * | 2005-07-11 | 2011-04-06 | 西安电子科技大学 | 准正交时分复用传输方法及系统 |
CN1988523B (zh) * | 2005-12-21 | 2011-08-17 | 上海华虹集成电路有限责任公司 | 一种幅度调制信号解调方法及其电路 |
US8412141B2 (en) * | 2009-10-19 | 2013-04-02 | Qualcomm Incorporated | LR polyphase filter |
US8872569B2 (en) * | 2012-11-19 | 2014-10-28 | Tektronix, Inc. | Automatic quadrature network with phase and amplitude detection |
TWI558099B (zh) * | 2013-11-26 | 2016-11-11 | 泰克特洛尼克斯公司 | 具有相位及振幅偵測之自動正交網路 |
CN104682879B (zh) * | 2013-11-26 | 2017-10-24 | 上海华虹宏力半导体制造有限公司 | 全差分低噪声放大器 |
CN103795435B (zh) * | 2013-12-30 | 2015-10-28 | 北京星河亮点技术股份有限公司 | 一种镜频抑制方法和装置 |
US11101782B1 (en) | 2019-07-16 | 2021-08-24 | Analog Devices International Unlimited Company | Polyphase filter (PPF) including RC-LR sections |
Family Cites Families (23)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3788A (en) * | 1844-10-12 | Machine tor manufacturing corrugated or shirred india-rubber goods | ||
US3787775A (en) * | 1973-03-28 | 1974-01-22 | Trw Inc | Phase correction circuit |
GB2174565A (en) * | 1985-05-01 | 1986-11-05 | Chung Kwan Tsang | Decision-feedback QPSK demodulator |
US4857777A (en) * | 1987-03-16 | 1989-08-15 | General Electric Company | Monolithic microwave phase shifting network |
SE459774B (sv) * | 1987-11-27 | 1989-07-31 | Ericsson Telefon Ab L M | Anordning foer kompensering av fel upptraednnde i e n kvadraturmodulator |
US4978931A (en) * | 1989-06-08 | 1990-12-18 | Hewlett-Packard Company | Tunable phase shifter having wide instantaneous bandwidth |
US5067140A (en) * | 1989-08-16 | 1991-11-19 | Titan Linkabit Corporation | Conversion of analog signal into i and q digital signals with enhanced image rejection |
KR920002694B1 (ko) * | 1989-12-29 | 1992-03-31 | 삼성전자 주식회사 | 90°위상 스프리터 |
DE4420376C2 (de) * | 1993-09-22 | 1998-09-17 | Hewlett Packard Co | Quadraturmodulator |
EP0707379A1 (de) * | 1994-10-11 | 1996-04-17 | BELL TELEPHONE MANUFACTURING COMPANY Naamloze Vennootschap | Abstimmbarer quadratur Phasenschieber |
GB2296613A (en) * | 1994-12-21 | 1996-07-03 | Univ Bristol | Image-reject mixers |
JP3537228B2 (ja) * | 1995-08-18 | 2004-06-14 | 富士通株式会社 | 無線通信用基地局 |
US5870670A (en) * | 1996-09-23 | 1999-02-09 | Motorola, Inc. | Integrated image reject mixer |
GB2321352B (en) * | 1997-01-11 | 2001-04-04 | Plessey Semiconductors Ltd | Image reject mixer |
US5812927A (en) * | 1997-02-10 | 1998-09-22 | Lsi Logic Corporation | System and method for correction of I/Q angular error in a satellite receiver |
GB2325102B (en) * | 1997-05-09 | 2001-10-10 | Nokia Mobile Phones Ltd | Down conversion mixer |
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 |
US6137999A (en) * | 1997-12-24 | 2000-10-24 | Motorola, Inc. | Image reject transceiver and method of rejecting an image |
US6226509B1 (en) * | 1998-09-15 | 2001-05-01 | Nortel Networks Limited | Image reject mixer, circuit, and method for image rejection |
US6397051B1 (en) * | 1998-12-21 | 2002-05-28 | At&T Corporation | Dual image-reject mixer receiver for multiple channel reception and processing |
US6304751B1 (en) * | 1998-12-29 | 2001-10-16 | Cirrus Logic, Inc. | Circuits, systems and methods for digital correction of phase and magnitude errors in image reject mixers |
US6714776B1 (en) * | 1999-09-28 | 2004-03-30 | Microtune (Texas), L.P. | System and method for an image rejecting single conversion tuner with phase error correction |
US6560449B1 (en) * | 2000-06-12 | 2003-05-06 | Broadcom Corporation | Image-rejection I/Q demodulators |
-
1999
- 1999-12-09 GB GB9929182A patent/GB2357202B/en not_active Expired - Fee Related
-
2000
- 2000-11-29 EP EP00983188A patent/EP1236285B1/de not_active Expired - Lifetime
- 2000-11-29 AU AU20029/01A patent/AU2002901A/en not_active Abandoned
- 2000-11-29 WO PCT/EP2000/011985 patent/WO2001043295A2/en active IP Right Grant
- 2000-11-29 DE DE60026880T patent/DE60026880D1/de not_active Expired - Lifetime
- 2000-11-29 CN CN00818881A patent/CN1433592A/zh active Pending
- 2000-11-29 JP JP2001543862A patent/JP2003524950A/ja not_active Withdrawn
- 2000-11-29 AT AT00983188T patent/ATE321378T1/de not_active IP Right Cessation
- 2000-12-05 US US09/730,452 patent/US20020063606A1/en not_active Abandoned
- 2000-12-08 MY MYPI20005784A patent/MY133677A/en unknown
Also Published As
Publication number | Publication date |
---|---|
GB9929182D0 (en) | 2000-02-02 |
EP1236285A2 (de) | 2002-09-04 |
MY133677A (en) | 2007-11-30 |
WO2001043295A2 (en) | 2001-06-14 |
AU2002901A (en) | 2001-06-18 |
DE60026880D1 (de) | 2006-05-11 |
GB2357202A (en) | 2001-06-13 |
GB2357202B (en) | 2004-04-14 |
US20020063606A1 (en) | 2002-05-30 |
CN1433592A (zh) | 2003-07-30 |
WO2001043295A3 (en) | 2001-12-13 |
EP1236285B1 (de) | 2006-03-22 |
JP2003524950A (ja) | 2003-08-19 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |