CN1210875C - 一种混频器 - Google Patents
一种混频器 Download PDFInfo
- Publication number
- CN1210875C CN1210875C CNB031313477A CN03131347A CN1210875C CN 1210875 C CN1210875 C CN 1210875C CN B031313477 A CNB031313477 A CN B031313477A CN 03131347 A CN03131347 A CN 03131347A CN 1210875 C CN1210875 C CN 1210875C
- Authority
- CN
- China
- Prior art keywords
- mixer
- active element
- coupled
- elements
- gain
- 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
- 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
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1433—Balanced arrangements with transistors using bipolar transistors
-
- 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
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1441—Balanced arrangements with transistors using field-effect transistors
-
- 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
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1458—Double balanced arrangements, i.e. where both input signals are differential
-
- 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
- H03D7/1425—Balanced arrangements with transistors
- H03D7/1491—Arrangements to linearise a transconductance stage of a mixer arrangement
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Superheterodyne Receivers (AREA)
Abstract
Description
Claims (7)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/146,867 US6667649B1 (en) | 2002-05-15 | 2002-05-15 | Method and system for utilizing a high-performance mixer as a complete receiver |
US10/146,867 | 2002-05-15 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN1461113A CN1461113A (zh) | 2003-12-10 |
CN1210875C true CN1210875C (zh) | 2005-07-13 |
Family
ID=29709535
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CNB031313477A Expired - Fee Related CN1210875C (zh) | 2002-05-15 | 2003-05-14 | 一种混频器 |
Country Status (3)
Country | Link |
---|---|
US (1) | US6667649B1 (zh) |
CN (1) | CN1210875C (zh) |
TW (1) | TWI234353B (zh) |
Families Citing this family (16)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP1438841A2 (en) * | 2001-10-16 | 2004-07-21 | Rfstream Corporation | Monolithic integrated circuit for a television receiver |
US7199844B2 (en) * | 2002-05-28 | 2007-04-03 | Rfstream Corporation | Quadratic nyquist slope filter |
CN1656678A (zh) * | 2002-05-29 | 2005-08-17 | Rf信息公司 | 镜像干扰抑制二次滤波器 |
US6882245B2 (en) * | 2002-06-05 | 2005-04-19 | Rf Stream Corporation | Frequency discrete LC filter bank |
US7333155B2 (en) | 2002-06-05 | 2008-02-19 | Rfstream Corporation | Quadratic video demodulation with baseband nyquist filter |
US6940365B2 (en) * | 2003-07-18 | 2005-09-06 | Rfstream Corporation | Methods and apparatus for an improved discrete LC filter |
US7263342B2 (en) | 2004-08-30 | 2007-08-28 | Wilinx, Inc. | High frequency wireless receiver circuits and methods |
JP2008533840A (ja) | 2005-03-11 | 2008-08-21 | 株式会社RfStream | 無線周波誘導容量性フィルタ回路トポロジー |
WO2006099161A2 (en) | 2005-03-11 | 2006-09-21 | Rfstream Corporation | A mosfet temperature compensation current source |
CN100428641C (zh) * | 2005-08-25 | 2008-10-22 | 威盛电子股份有限公司 | 直接转换型射频接收器的混波器 |
TWI339938B (en) * | 2006-05-11 | 2011-04-01 | Via Tech Inc | Conversion mixer |
US7899426B2 (en) * | 2007-10-30 | 2011-03-01 | Qualcomm Incorporated | Degenerated passive mixer in saw-less receiver |
JP2009188954A (ja) * | 2008-02-08 | 2009-08-20 | Sharp Corp | ミキサ回路及びそれを備えた半導体装置、通信装置、電子機器 |
WO2011002455A1 (en) * | 2009-06-30 | 2011-01-06 | Skyworks Solutions, Inc. | Switching system with linearizing circuit |
US8532602B2 (en) | 2009-06-30 | 2013-09-10 | Skyworks Solutions, Inc. | Switching system with linearizing circuit |
JP6788562B2 (ja) * | 2017-09-19 | 2020-11-25 | 株式会社東芝 | 受信回路および無線通信装置 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6486824B1 (en) * | 1985-07-22 | 2002-11-26 | General Dynamics Decision Systems, Inc, | Tracking radar receiver |
US4999589A (en) * | 1988-06-29 | 1991-03-12 | Hewlett-Packard Company | Low phase noise voltage controlled oscillator |
US5271276A (en) * | 1990-11-28 | 1993-12-21 | Hitachi, Ltd. | Phase regulating apparatus of ultrasonic measuring devices |
US5517687A (en) * | 1994-02-09 | 1996-05-14 | Westinghouse Electric Corporation | Subharmonic image rejection and image enhancement mixer |
GB2321352B (en) * | 1997-01-11 | 2001-04-04 | Plessey Semiconductors Ltd | Image reject mixer |
US6094084A (en) * | 1998-09-04 | 2000-07-25 | Nortel Networks Corporation | Narrowband LC folded cascode structure |
US6157822A (en) * | 1999-07-08 | 2000-12-05 | Motorola, Inc. | Tuned low power/low noise mixer |
-
2002
- 2002-05-15 US US10/146,867 patent/US6667649B1/en not_active Expired - Lifetime
-
2003
- 2003-05-06 TW TW092112319A patent/TWI234353B/zh not_active IP Right Cessation
- 2003-05-14 CN CNB031313477A patent/CN1210875C/zh not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
TW200306710A (en) | 2003-11-16 |
CN1461113A (zh) | 2003-12-10 |
US6667649B1 (en) | 2003-12-23 |
TWI234353B (en) | 2005-06-11 |
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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: LIANFA SCIENCE AND TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: RALINK TECHNOLOGY INC. Effective date: 20140917 |
|
C41 | Transfer of patent application or patent right or utility model | ||
TR01 | Transfer of patent right |
Effective date of registration: 20140917 Address after: China Taiwan Hsinchu Science Park Hsinchu city Dusing a road No. Patentee after: MediaTek.Inc Address before: Hsinchu City, Taiwan, China Patentee before: Ralink Technology Inc. |
|
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20050713 Termination date: 20160514 |
|
CF01 | Termination of patent right due to non-payment of annual fee |