CN1269306C - 无线电接收机 - Google Patents
无线电接收机 Download PDFInfo
- Publication number
- CN1269306C CN1269306C CNB018063586A CN01806358A CN1269306C CN 1269306 C CN1269306 C CN 1269306C CN B018063586 A CNB018063586 A CN B018063586A CN 01806358 A CN01806358 A CN 01806358A CN 1269306 C CN1269306 C CN 1269306C
- Authority
- CN
- China
- Prior art keywords
- signal
- receiver
- frequency
- filter
- digital
- 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
Links
Images
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)
- Structure Of Receivers (AREA)
- Measuring Pulse, Heart Rate, Blood Pressure Or Blood Flow (AREA)
Abstract
Description
Claims (11)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0027503.2 | 2000-11-10 | ||
GBGB0027503.2A GB0027503D0 (en) | 2000-11-10 | 2000-11-10 | Radio receiver |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1440588A CN1440588A (zh) | 2003-09-03 |
CN1269306C true CN1269306C (zh) | 2006-08-09 |
Family
ID=9902952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB018063586A Expired - Fee Related CN1269306C (zh) | 2000-11-10 | 2001-11-06 | 无线电接收机 |
Country Status (9)
Country | Link |
---|---|
US (1) | US7116965B2 (zh) |
EP (1) | EP1336246B1 (zh) |
JP (1) | JP4004951B2 (zh) |
KR (1) | KR100809258B1 (zh) |
CN (1) | CN1269306C (zh) |
AT (1) | ATE300119T1 (zh) |
DE (1) | DE60112113T2 (zh) |
GB (1) | GB0027503D0 (zh) |
WO (1) | WO2002039580A2 (zh) |
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 |
US20070243832A1 (en) * | 2004-03-15 | 2007-10-18 | Hyung-Weon Park | Multimode/Multiband Mobile Station and Method for Operating the Same |
WO2005088847A1 (en) * | 2004-03-15 | 2005-09-22 | Samsung Electronics Co., Ltd. | Multimode/multiband mobile station and method for operating the same |
ATE441969T1 (de) | 2004-04-30 | 2009-09-15 | Telegent Systems Inc | Integrierter analogvideoempfänger |
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 |
EP1067674B1 (en) * | 1999-06-30 | 2003-06-04 | Motorola, Inc. | Apparatus and method for receiving and processing a radio frequency signal |
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 EP EP01993972A patent/EP1336246B1/en not_active Expired - Lifetime
- 2001-11-06 CN CNB018063586A patent/CN1269306C/zh not_active Expired - Fee Related
- 2001-11-06 KR KR1020027008832A patent/KR100809258B1/ko not_active IP Right Cessation
- 2001-11-06 WO PCT/EP2001/013013 patent/WO2002039580A2/en active IP Right Grant
- 2001-11-06 JP JP2002541788A patent/JP4004951B2/ja not_active Expired - Fee Related
- 2001-11-06 AT AT01993972T patent/ATE300119T1/de not_active IP Right Cessation
- 2001-11-06 DE DE60112113T patent/DE60112113T2/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
ATE300119T1 (de) | 2005-08-15 |
DE60112113D1 (de) | 2005-08-25 |
EP1336246A2 (en) | 2003-08-20 |
US7116965B2 (en) | 2006-10-03 |
US20020058491A1 (en) | 2002-05-16 |
JP2004514315A (ja) | 2004-05-13 |
KR20020072565A (ko) | 2002-09-16 |
WO2002039580A2 (en) | 2002-05-16 |
CN1440588A (zh) | 2003-09-03 |
KR100809258B1 (ko) | 2008-02-29 |
EP1336246B1 (en) | 2005-07-20 |
JP4004951B2 (ja) | 2007-11-07 |
GB0027503D0 (en) | 2000-12-27 |
WO2002039580A3 (en) | 2003-05-01 |
DE60112113T2 (de) | 2006-06-01 |
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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: NXP CO., LTD. Free format text: FORMER OWNER: ROYAL PHILIPS ELECTRONICS CO., LTD. Effective date: 20070914 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070914 Address after: Holland Ian Deho Finn Patentee after: Koninkl Philips Electronics NV Address before: Holland Ian Deho Finn Patentee before: Koninklike Philips Electronics N. V. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20060809 Termination date: 20171106 |
|
CF01 | Termination of patent right due to non-payment of annual fee |