ATE300119T1 - Direktkonversionsempfänger - Google Patents
DirektkonversionsempfängerInfo
- Publication number
- ATE300119T1 ATE300119T1 AT01993972T AT01993972T ATE300119T1 AT E300119 T1 ATE300119 T1 AT E300119T1 AT 01993972 T AT01993972 T AT 01993972T AT 01993972 T AT01993972 T AT 01993972T AT E300119 T1 ATE300119 T1 AT E300119T1
- Authority
- AT
- Austria
- Prior art keywords
- signals
- quadrature
- complex
- converter
- zero
- Prior art date
Links
Classifications
-
- 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
-
- 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
- H03D7/16—Multiple-frequency-changing
- H03D7/165—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature
- H03D7/166—Multiple-frequency-changing at least two frequency changers being located in different paths, e.g. in two paths with carriers in quadrature using two or more quadrature frequency translation stages
-
- 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
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
- H03D2200/00—Indexing scheme relating to details of demodulation or transference of modulation from one carrier to another covered by H03D
- H03D2200/0041—Functional aspects of demodulators
- H03D2200/0084—Lowering the supply voltage and saving power
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Superheterodyne Receivers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Structure Of Receivers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0027503.2A GB0027503D0 (en) | 2000-11-10 | 2000-11-10 | Radio receiver |
PCT/EP2001/013013 WO2002039580A2 (en) | 2000-11-10 | 2001-11-06 | Direct conversion receiver |
Publications (1)
Publication Number | Publication Date |
---|---|
ATE300119T1 true ATE300119T1 (de) | 2005-08-15 |
Family
ID=9902952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
AT01993972T ATE300119T1 (de) | 2000-11-10 | 2001-11-06 | Direktkonversionsempfänger |
Country Status (9)
Country | Link |
---|---|
US (1) | US7116965B2 (de) |
EP (1) | EP1336246B1 (de) |
JP (1) | JP4004951B2 (de) |
KR (1) | KR100809258B1 (de) |
CN (1) | CN1269306C (de) |
AT (1) | ATE300119T1 (de) |
DE (1) | DE60112113T2 (de) |
GB (1) | GB0027503D0 (de) |
WO (1) | WO2002039580A2 (de) |
Families Citing this family (25)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6721548B1 (en) * | 1999-12-22 | 2004-04-13 | Koninklijke Philips Electronics N.V. | High dynamic range low ripple RSSI for zero-IF or low-IF receivers |
GB0028652D0 (en) * | 2000-11-24 | 2001-01-10 | Koninkl Philips Electronics Nv | Radio receiver |
US6850749B2 (en) * | 2001-05-30 | 2005-02-01 | Rf Micro Devices, Inc. | Local oscillator architecture to reduce transmitter pulling effect and minimize unwanted sideband |
US7310386B2 (en) * | 2002-04-25 | 2007-12-18 | Broadcom Corporation | Radio receiver utilizing a single analog to digital converter |
US7054607B2 (en) * | 2002-09-30 | 2006-05-30 | Intel Corporation | Method and apparatus for reducing DC offset in a wireless receiver |
US6952594B2 (en) * | 2002-11-22 | 2005-10-04 | Agilent Technologies, Inc. | Dual-mode RF communication device |
US7062248B2 (en) * | 2003-01-16 | 2006-06-13 | Nokia Corporation | Direct conversion receiver having a low pass pole implemented with an active low pass filter |
CN1549454A (zh) * | 2003-05-16 | 2004-11-24 | 皇家飞利浦电子股份有限公司 | 具有一个有限动态范围的adc的无线通信接收机 |
EP1726098A1 (de) * | 2004-03-15 | 2006-11-29 | Samsung Electronics Co., Ltd. | Multimodus-/mehrband-mobilstation und betriebsverfahren dafür |
US20070243832A1 (en) * | 2004-03-15 | 2007-10-18 | Hyung-Weon Park | Multimode/Multiband Mobile Station and Method for Operating the Same |
US7929060B2 (en) | 2004-04-30 | 2011-04-19 | Telegent Systems, Inc. | Video receiver with reduced power mode |
US7508451B2 (en) | 2004-04-30 | 2009-03-24 | Telegent Systems, Inc. | Phase-noise mitigation in an integrated analog video receiver |
WO2007034420A2 (en) * | 2005-09-21 | 2007-03-29 | Koninklijke Philips Electronics N.V. | Zero or low if receiver |
DE102005046245A1 (de) * | 2005-09-28 | 2007-04-05 | Atmel Germany Gmbh | Vorrichtung zum Überführen eines komplexwertigen Bandpaßsignals in ein digitales Basisbandsignal |
US7539476B2 (en) * | 2006-03-13 | 2009-05-26 | Kleer Semiconductor Corporation | RF-to-baseband receiver architecture |
US7580692B2 (en) * | 2006-05-16 | 2009-08-25 | Research In Motion Limited | Mobile wireless communications device having low-IF receiver circuitry that adapts to radio environment |
US9020073B2 (en) * | 2007-10-23 | 2015-04-28 | Intel Mobile Communications GmbH | Low intermediate frequency receiver |
US8111786B2 (en) * | 2008-06-11 | 2012-02-07 | Mediatek Inc. | Signal converters |
CN101908858B (zh) * | 2010-07-26 | 2013-03-20 | 四川九洲电器集团有限责任公司 | 一种宽带接收数字前端处理方法 |
US8831549B2 (en) | 2012-09-18 | 2014-09-09 | Mediatek Inc. | Receiver circuit and associated method |
US10111280B2 (en) | 2013-08-14 | 2018-10-23 | Analog Devices, Inc. | Multi-carrier base station receiver |
US9232565B2 (en) * | 2013-08-14 | 2016-01-05 | Analog Devices, Inc. | Multi-carrier base station receiver |
US10649080B2 (en) * | 2017-08-08 | 2020-05-12 | The United States Of America As Represented By The Secretary Of The Army | Passive non-linear synthetic aperture radar and method thereof |
US11463071B2 (en) * | 2018-04-23 | 2022-10-04 | Samsung Electronics Co,. Ltd | Asymmetrical filtering to improve GNSS performance in presence of wideband interference |
CN111713022A (zh) * | 2018-08-21 | 2020-09-25 | 康姆索利德有限责任公司 | 无线电接收器和基带接收器之间的接口以及将射频信号转换为基带信号的方法 |
Family Cites Families (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6023491A (en) * | 1994-06-21 | 2000-02-08 | Matsushita Electric Industrail Co., Ltd. | Demodulation apparatus performing different frequency control functions using separately provided oscillators |
GB2296613A (en) * | 1994-12-21 | 1996-07-03 | Univ Bristol | Image-reject mixers |
GB9605719D0 (en) | 1996-03-19 | 1996-05-22 | Philips Electronics Nv | Integrated receiver |
US5982820A (en) * | 1997-07-10 | 1999-11-09 | Samsung Electronics Co., Ltd. | Bandpass phase tracker with hilbert transformation before plural-phase analog-to-digital conversion |
US6005506A (en) * | 1997-12-09 | 1999-12-21 | Qualcomm, Incorporated | Receiver with sigma-delta analog-to-digital converter for sampling a received signal |
GB9821839D0 (en) | 1998-10-08 | 1998-12-02 | Koninkl Philips Electronics Nv | Radio receiver |
US6683919B1 (en) * | 1999-06-16 | 2004-01-27 | National Semiconductor Corporation | Method and apparatus for noise bandwidth reduction in wireless communication signal reception |
JP3615099B2 (ja) * | 1999-06-28 | 2005-01-26 | 株式会社東芝 | 受信機 |
DE69908577T2 (de) * | 1999-06-30 | 2003-12-11 | Motorola, Inc. | Apparat und Methode zum Empfang und Verarbeitung eines Radiofrequenzsignals |
US6778594B1 (en) * | 2000-06-12 | 2004-08-17 | Broadcom Corporation | Receiver architecture employing low intermediate frequency and complex filtering |
US6529719B1 (en) * | 2000-06-30 | 2003-03-04 | International Business Machines Corporation | Image reject mixer |
GB0028652D0 (en) * | 2000-11-24 | 2001-01-10 | Koninkl Philips Electronics Nv | Radio receiver |
-
2000
- 2000-11-10 GB GBGB0027503.2A patent/GB0027503D0/en not_active Ceased
-
2001
- 2001-10-31 US US09/999,369 patent/US7116965B2/en not_active Expired - Fee Related
- 2001-11-06 KR KR1020027008832A patent/KR100809258B1/ko not_active IP Right Cessation
- 2001-11-06 AT AT01993972T patent/ATE300119T1/de not_active IP Right Cessation
- 2001-11-06 CN CNB018063586A patent/CN1269306C/zh not_active Expired - Fee Related
- 2001-11-06 WO PCT/EP2001/013013 patent/WO2002039580A2/en active IP Right Grant
- 2001-11-06 DE DE60112113T patent/DE60112113T2/de not_active Expired - Lifetime
- 2001-11-06 EP EP01993972A patent/EP1336246B1/de not_active Expired - Lifetime
- 2001-11-06 JP JP2002541788A patent/JP4004951B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE60112113T2 (de) | 2006-06-01 |
JP2004514315A (ja) | 2004-05-13 |
KR100809258B1 (ko) | 2008-02-29 |
WO2002039580A2 (en) | 2002-05-16 |
KR20020072565A (ko) | 2002-09-16 |
GB0027503D0 (en) | 2000-12-27 |
EP1336246A2 (de) | 2003-08-20 |
WO2002039580A3 (en) | 2003-05-01 |
EP1336246B1 (de) | 2005-07-20 |
CN1440588A (zh) | 2003-09-03 |
DE60112113D1 (de) | 2005-08-25 |
US20020058491A1 (en) | 2002-05-16 |
US7116965B2 (en) | 2006-10-03 |
JP4004951B2 (ja) | 2007-11-07 |
CN1269306C (zh) | 2006-08-09 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |