CN1200209A - 零中频接收机 - Google Patents
零中频接收机 Download PDFInfo
- Publication number
- CN1200209A CN1200209A CN97191186A CN97191186A CN1200209A CN 1200209 A CN1200209 A CN 1200209A CN 97191186 A CN97191186 A CN 97191186A CN 97191186 A CN97191186 A CN 97191186A CN 1200209 A CN1200209 A CN 1200209A
- Authority
- CN
- China
- Prior art keywords
- offset correction
- path
- intermediate frequency
- zero intermediate
- low pass
- 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.)
- Granted
Links
Images
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
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L25/00—Baseband systems
- H04L25/02—Details ; arrangements for supplying electrical power along data transmission lines
- H04L25/06—Dc level restoring means; Bias distortion correction ; Decision circuits providing symbol by symbol detection
-
- 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)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Circuits Of Receivers In General (AREA)
- Analogue/Digital Conversion (AREA)
- Superheterodyne Receivers (AREA)
- Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
Abstract
Description
Claims (14)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP96202481 | 1996-09-06 | ||
EP96202481.6 | 1996-09-06 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1200209A true CN1200209A (zh) | 1998-11-25 |
CN1101091C CN1101091C (zh) | 2003-02-05 |
Family
ID=8224357
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN97191186A Expired - Fee Related CN1101091C (zh) | 1996-09-06 | 1997-06-26 | 零中频接收机 |
Country Status (7)
Country | Link |
---|---|
US (1) | US6009126A (zh) |
EP (1) | EP0865686B1 (zh) |
JP (1) | JP3907703B2 (zh) |
KR (1) | KR20000064336A (zh) |
CN (1) | CN1101091C (zh) |
DE (1) | DE69731879T2 (zh) |
WO (1) | WO1998010523A1 (zh) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1320774C (zh) * | 2001-09-28 | 2007-06-06 | 国际商业机器公司 | 模拟基带信号处理系统和方法 |
CN1937418B (zh) * | 2005-06-08 | 2010-05-12 | 英特尔公司 | 变频器装置和射频调谐器 |
CN1707961B (zh) * | 2004-06-09 | 2012-07-04 | 天津滨海鼎芯科技有限公司 | 零中频无线接收机二阶互调自动校准电路 |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
FI106328B (fi) * | 1996-02-08 | 2001-01-15 | Nokia Mobile Phones Ltd | Menetelmä ja piirijärjestely vastaanotetun signaalin käsittelemiseksi |
JPH11284677A (ja) * | 1998-03-27 | 1999-10-15 | Nec Corp | 復調器とこれを用いたディジタル無線通信システム |
EP0948128B1 (en) * | 1998-04-03 | 2004-12-01 | Motorola Semiconducteurs S.A. | DC offset cancellation in a quadrature receiver |
KR100268449B1 (ko) * | 1998-06-25 | 2000-10-16 | 윤종용 | 향상된 베이스 밴드 아날로그 회로를 구비하는시스템 |
FI112741B (fi) * | 1998-11-26 | 2003-12-31 | Nokia Corp | Menetelmä ja järjestely RF-signaalien lähettämiseksi ja vastaanottamiseksi tiedonsiirtojärjestelmien erilaisissa radiorajapinnoissa |
US6377620B1 (en) * | 1999-01-19 | 2002-04-23 | Interdigital Technology Corporation | Balancing amplitude and phase |
US6370211B1 (en) * | 1999-02-05 | 2002-04-09 | Motorola, Inc. | Method and apparatus for facilitating reception of a signal on one of a plurality of contiguous channels |
GB2346777B (en) * | 1999-02-12 | 2004-04-07 | Nokia Mobile Phones Ltd | DC offset correction in a direct conversion receiver |
CA2296824A1 (en) * | 1999-03-11 | 2000-09-11 | Intersil Corporation | Successive approximation correction of dc offset in filter-buffer baseband path of data radio |
GB2349313A (en) * | 1999-04-21 | 2000-10-25 | Ericsson Telefon Ab L M | Radio receiver |
WO2000072441A1 (en) * | 1999-05-24 | 2000-11-30 | Level One Communications, Inc. | Automatic gain control and offset correction |
US6826388B1 (en) | 1999-11-15 | 2004-11-30 | Renesas Technology Corp. | Mobile communication apparatus including dividers in transmitter and receiver |
US6856790B1 (en) | 2000-03-27 | 2005-02-15 | Marvell International Ltd. | Receiver with dual D.C. noise cancellation circuits |
JP4179782B2 (ja) | 2000-04-26 | 2008-11-12 | 富士通株式会社 | 無線受信装置及び無線通信システム |
US6771945B1 (en) * | 2000-05-24 | 2004-08-03 | General Dynamics Decision Systems, Inc. | Dynamic DC balancing of a direct conversion receiver and method |
US6606359B1 (en) * | 2000-07-26 | 2003-08-12 | Motorola, Inc | Area-optimum rapid acquisition cellular multi-protocol digital DC offset correction scheme |
US6735422B1 (en) * | 2000-10-02 | 2004-05-11 | Baldwin Keith R | Calibrated DC compensation system for a wireless communication device configured in a zero intermediate frequency architecture |
US6748200B1 (en) | 2000-10-02 | 2004-06-08 | Mark A. Webster | Automatic gain control system and method for a ZIF architecture |
US7068987B2 (en) * | 2000-10-02 | 2006-06-27 | Conexant, Inc. | Packet acquisition and channel tracking for a wireless communication device configured in a zero intermediate frequency architecture |
US6697611B1 (en) * | 2000-11-14 | 2004-02-24 | Intel Corporation | Method and apparatus for performing DC offset cancellation in a receiver |
US6694129B2 (en) * | 2001-01-12 | 2004-02-17 | Qualcomm, Incorporated | Direct conversion digital domain control |
GB2371931B (en) | 2001-02-06 | 2004-10-20 | Nokia Mobile Phones Ltd | Processing received signals |
US6694131B1 (en) | 2001-02-21 | 2004-02-17 | Mitsubishi Electric Corporation | Method and apparatus for adaptive image rejection |
US6560447B2 (en) * | 2001-03-05 | 2003-05-06 | Motorola, Inc. | DC offset correction scheme for wireless receivers |
US6535725B2 (en) * | 2001-03-30 | 2003-03-18 | Skyworks Solutions, Inc. | Interference reduction for direct conversion receivers |
EP1271768A1 (en) * | 2001-06-19 | 2003-01-02 | u- blox-ag | Analog base band unit for a RF receiver |
DE10131676A1 (de) * | 2001-06-29 | 2003-01-16 | Infineon Technologies Ag | Empfängeranordnung mit Wechselstrom-Kopplung |
US7068745B2 (en) * | 2001-11-16 | 2006-06-27 | Northrop Gruman Corporation | Feedforward amplitude cancellation topology for multi-carrier applications |
JP2003198404A (ja) * | 2001-12-26 | 2003-07-11 | Matsushita Electric Ind Co Ltd | ダイレクトコンバージョン受信機及びこれを用いた移動無線機、並びにrf信号の受信方法 |
US6700514B2 (en) * | 2002-03-14 | 2004-03-02 | Nec Corporation | Feed-forward DC-offset canceller for direct conversion receiver |
US6985711B2 (en) | 2002-04-09 | 2006-01-10 | Qualcomm, Incorporated | Direct current offset cancellation for mobile station modems using direct conversion |
US6753727B2 (en) * | 2002-06-13 | 2004-06-22 | Skyworks Solutions, Inc. | Sequential DC offset correction for amplifier chain |
US6999537B2 (en) * | 2002-10-25 | 2006-02-14 | Qualcomm Incorporated | Method of removing DC offset for a ZIF-based GSM radio solution with digital frequency correlation |
US7003274B1 (en) | 2003-03-05 | 2006-02-21 | Cisco Systems Wireless Networking (Australia) Pty Limited | Frequency synthesizer and synthesis method for generating a multiband local oscillator signal |
US7215722B2 (en) * | 2003-06-09 | 2007-05-08 | Ali Corporation | Device for WLAN baseband processing with DC offset reduction |
US7231193B2 (en) * | 2004-04-13 | 2007-06-12 | Skyworks Solutions, Inc. | Direct current offset correction systems and methods |
US7508451B2 (en) | 2004-04-30 | 2009-03-24 | Telegent Systems, Inc. | Phase-noise mitigation in an integrated analog video receiver |
ATE441969T1 (de) | 2004-04-30 | 2009-09-15 | Telegent Systems Inc | Integrierter analogvideoempfänger |
US7288443B2 (en) * | 2004-06-29 | 2007-10-30 | International Business Machines Corporation | Structures and methods for manufacturing p-type MOSFET with graded embedded silicon-germanium source-drain and/or extension |
KR100575985B1 (ko) | 2004-08-20 | 2006-05-02 | 삼성전자주식회사 | 무선 통신 시스템에서 직접 변환을 위한 슬립 모드 제어장치 및 방법 |
US7313376B1 (en) * | 2004-11-12 | 2007-12-25 | Rf Micro Devices, Inc. | DC offset correction for a wireless communication system |
US7477879B1 (en) * | 2005-06-30 | 2009-01-13 | Silicon Laboratories, Inc. | Transceiver system with common receiver and transmitter oscillator |
US7672657B2 (en) | 2006-06-28 | 2010-03-02 | Intel Corporation | Tunable filter apparatus, systems, and methods |
US20080049875A1 (en) * | 2006-08-25 | 2008-02-28 | Nick Cowley | Integrated tuner apparatus, systems, and methods |
US8270389B2 (en) | 2008-08-11 | 2012-09-18 | Marvell International Ltd. | Method of synchronization for low power idle |
US8461848B2 (en) | 2008-12-10 | 2013-06-11 | Marvell International Ltd. | Cable diagnostics for Base-T systems |
GB0914844D0 (en) * | 2009-08-25 | 2009-09-30 | Cambridge Silicon Radio Ltd | Architecture to remove a bimodal dynamic dc offset in direct conversion receiver |
US9024815B2 (en) | 2011-05-27 | 2015-05-05 | Brooks Engineering International, Llc | Direct-to-digital software-defined radar |
CN103427859B (zh) * | 2012-05-17 | 2017-02-08 | 联芯科技有限公司 | 零中频接收机及其信号接收方法 |
WO2016142424A1 (en) * | 2015-03-09 | 2016-09-15 | Sony Corporation | Device and method for determining a dc component |
CN105187078B (zh) * | 2015-08-05 | 2018-01-16 | 广州海格通信集团股份有限公司 | 一种低中频接收机镜像抑制的数字系统及其实现方法 |
KR102331472B1 (ko) * | 2018-12-13 | 2021-11-29 | 광운대학교 산학협력단 | 고감도 임펄스 레이더 수신기 및 이를 이용한 신호 처리 방법 |
CN109687827A (zh) * | 2018-12-14 | 2019-04-26 | 北京无线电测量研究所 | 一种带有直流校准的零中频滤波放大装置 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3953805A (en) * | 1974-11-07 | 1976-04-27 | Texas Instruments Incorporated | DC component suppression in zero CF IF systems |
US4736390A (en) * | 1986-10-15 | 1988-04-05 | Itt Avionics, A Division Of Itt Corporation | Zero IF radio receiver apparatus |
US4944025A (en) * | 1988-08-09 | 1990-07-24 | At&E Corporation | Direct conversion FM receiver with offset |
US5212826A (en) * | 1990-12-20 | 1993-05-18 | Motorola, Inc. | Apparatus and method of dc offset correction for a receiver |
DE69228816T2 (de) * | 1992-10-28 | 1999-08-19 | Alcatel | Offsetgleichspannungskorrektur für Direktmisch-TDMA-Empfänger |
TW225067B (zh) * | 1992-11-26 | 1994-06-11 | Philips Electronics Nv | |
KR100355684B1 (ko) * | 1992-11-26 | 2002-12-11 | 코닌클리케 필립스 일렉트로닉스 엔.브이. | 직접변환수신기 |
US5724653A (en) * | 1994-12-20 | 1998-03-03 | Lucent Technologies Inc. | Radio receiver with DC offset correction circuit |
GB9617423D0 (en) * | 1995-10-11 | 1996-10-02 | Philips Electronics Nv | Receiver circuit |
FI100286B (fi) * | 1996-04-01 | 1997-10-31 | Nokia Mobile Phones Ltd | Lähetin/vastaanotin RF-signaalin lähettämiseksi ja vastaanottamiseksi kahdella taajuusalueella |
US5918167A (en) * | 1997-03-11 | 1999-06-29 | Northern Telecom Limited | Quadrature downconverter local oscillator leakage canceller |
-
1997
- 1997-06-26 EP EP97926172A patent/EP0865686B1/en not_active Expired - Lifetime
- 1997-06-26 JP JP51239498A patent/JP3907703B2/ja not_active Expired - Lifetime
- 1997-06-26 KR KR1019980703317A patent/KR20000064336A/ko active IP Right Grant
- 1997-06-26 DE DE69731879T patent/DE69731879T2/de not_active Expired - Fee Related
- 1997-06-26 CN CN97191186A patent/CN1101091C/zh not_active Expired - Fee Related
- 1997-06-26 WO PCT/IB1997/000789 patent/WO1998010523A1/en active IP Right Grant
- 1997-08-01 US US08/904,381 patent/US6009126A/en not_active Expired - Lifetime
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1320774C (zh) * | 2001-09-28 | 2007-06-06 | 国际商业机器公司 | 模拟基带信号处理系统和方法 |
CN1707961B (zh) * | 2004-06-09 | 2012-07-04 | 天津滨海鼎芯科技有限公司 | 零中频无线接收机二阶互调自动校准电路 |
CN1937418B (zh) * | 2005-06-08 | 2010-05-12 | 英特尔公司 | 变频器装置和射频调谐器 |
Also Published As
Publication number | Publication date |
---|---|
JP3907703B2 (ja) | 2007-04-18 |
KR20000064336A (ko) | 2000-11-06 |
JP2000500317A (ja) | 2000-01-11 |
EP0865686B1 (en) | 2004-12-08 |
WO1998010523A1 (en) | 1998-03-12 |
DE69731879T2 (de) | 2005-11-24 |
EP0865686A1 (en) | 1998-09-23 |
US6009126A (en) | 1999-12-28 |
DE69731879D1 (de) | 2005-01-13 |
CN1101091C (zh) | 2003-02-05 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
C06 | Publication | ||
PB01 | Publication | ||
C53 | Correction of patent of invention or patent application | ||
CB02 | Change of applicant information |
Applicant after: Koninklike Philips Electronics N. V. Applicant before: Philips Electronics N. V. |
|
COR | Change of bibliographic data |
Free format text: CORRECT: APPLICANT; FROM: N.V. PHILIPS OPTICAL LAMP LTD., CO. TO: ROYAL PHILIPS ELECTRONICS CO., LTD. |
|
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: 20070831 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20070831 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. |
|
C17 | Cessation of patent right | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20030205 Termination date: 20100626 |