DE60310797D1 - Analoger Multiplexer und Verstärker mit variabler Verstärkung für Zwischenfrequenzanwendungen - Google Patents
Analoger Multiplexer und Verstärker mit variabler Verstärkung für ZwischenfrequenzanwendungenInfo
- Publication number
- DE60310797D1 DE60310797D1 DE60310797T DE60310797T DE60310797D1 DE 60310797 D1 DE60310797 D1 DE 60310797D1 DE 60310797 T DE60310797 T DE 60310797T DE 60310797 T DE60310797 T DE 60310797T DE 60310797 D1 DE60310797 D1 DE 60310797D1
- Authority
- DE
- Germany
- Prior art keywords
- intermediate frequency
- variable gain
- gain amplifier
- analog multiplexer
- frequency applications
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B7/00—Radio transmission systems, i.e. using radiation field
- H04B7/02—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas
- H04B7/04—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
- H04B7/08—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
- H04B7/0802—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection
- H04B7/0817—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection
- H04B7/082—Diversity systems; Multi-antenna system, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using antenna selection with multiple receivers and antenna path selection selecting best antenna path
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G1/00—Details of arrangements for controlling amplification
- H03G1/0005—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal
- H03G1/0088—Circuits characterised by the type of controlling devices operated by a controlling current or voltage signal using discontinuously variable devices, e.g. switch-operated
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G3/00—Gain control in amplifiers or frequency changers
- H03G3/20—Automatic control
- H03G3/30—Automatic control in amplifiers having semiconductor devices
- H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Control Of Amplification And Gain Control (AREA)
- Radio Transmission System (AREA)
- Circuits Of Receivers In General (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US114576 | 2002-04-02 | ||
US10/114,576 US7106232B2 (en) | 2002-04-02 | 2002-04-02 | Analog multiplexer and variable gain amplifier for intermediate frequency applications |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60310797D1 true DE60310797D1 (de) | 2007-02-15 |
DE60310797T2 DE60310797T2 (de) | 2007-10-31 |
Family
ID=28041046
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60310797T Expired - Lifetime DE60310797T2 (de) | 2002-04-02 | 2003-04-01 | Analoger Multiplexer und Verstärker mit variabler Verstärkung für Zwischenfrequenzanwendungen |
Country Status (4)
Country | Link |
---|---|
US (1) | US7106232B2 (de) |
EP (1) | EP1351383B1 (de) |
JP (1) | JP2003309502A (de) |
DE (1) | DE60310797T2 (de) |
Families Citing this family (20)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6809581B2 (en) * | 2002-04-23 | 2004-10-26 | Broadcom Corp. | Integrated circuit low noise amplifier and applications thereof |
US7321588B2 (en) * | 2002-09-16 | 2008-01-22 | M/A-Com, Inc. | Serial control of radio frequency integrated circuits |
KR100784010B1 (ko) * | 2005-10-28 | 2007-12-10 | 엘지이노텍 주식회사 | 강전계 입력 보상회로를 내장한 튜너 |
KR100718140B1 (ko) * | 2005-11-12 | 2007-05-14 | 삼성전자주식회사 | 반도체 탐침 및 이를 이용한 기록 재생 방법 |
US7545834B1 (en) * | 2006-01-10 | 2009-06-09 | Pericom Semiconductor Corp. | Multiple channel switch using differential de-mux amplifier and differential mux equalizer |
US7643812B2 (en) * | 2006-09-18 | 2010-01-05 | Agere Systems Inc. | Method and apparatus for a single-path enhanced-algorithm digital automatic gain control integrated receiver with power management and XM interference enhancement |
US7978773B2 (en) * | 2006-12-29 | 2011-07-12 | Agere Systems Inc. | Multi-channel receiver with improved AGC |
US20080246632A1 (en) * | 2007-04-03 | 2008-10-09 | Embedded Control Systems | Aviation Rf Receiver Front End Multiplexing Method and Apparatus |
US7809343B2 (en) * | 2007-04-25 | 2010-10-05 | Agere Systems Inc. | Multi-channel receiver with improved AGC |
US7769357B2 (en) * | 2007-04-25 | 2010-08-03 | Agere Systems Inc. | Multi-channel receiver with improved AGC |
US20090075597A1 (en) * | 2007-09-18 | 2009-03-19 | Ofir Degani | Device, system, and method of low-noise amplifier |
KR100932267B1 (ko) * | 2007-11-29 | 2009-12-16 | 한국전자통신연구원 | 수신 신호 이득 제어 방법 및 무선 신호 수신 장치 |
US7928883B2 (en) * | 2009-03-13 | 2011-04-19 | Cisco Technology, Inc. | Multiple digital signals from a single integrated circuit |
US10050680B2 (en) * | 2010-06-07 | 2018-08-14 | Entropic Communications, Llc | Method and apparatus for real time multiplexing with transmitter and antenna array elements |
US8614603B1 (en) | 2010-06-09 | 2013-12-24 | Rockwell Collins, Inc. | Auto leveling receiver |
US10664479B2 (en) | 2014-06-27 | 2020-05-26 | Sap Se | Accommodating concurrent changes in underlying data during reporting |
US9922087B2 (en) | 2014-07-01 | 2018-03-20 | Sap Se | Efficient query optimization for selective use of structure elements |
US9813137B2 (en) | 2014-10-31 | 2017-11-07 | Skyworks Solutions, Inc. | Diversity receiver front end system with flexible routing |
KR101767321B1 (ko) * | 2014-10-31 | 2017-08-10 | 스카이워크스 솔루션즈, 인코포레이티드 | 유연한 대역 라우팅을 갖는 다이버시티 수신기 프론트 엔드 시스템 |
CN112532250A (zh) * | 2019-09-19 | 2021-03-19 | 亚德诺半导体国际无限责任公司 | 用于差分信号的模块化模拟信号多路复用器 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5265119A (en) * | 1989-11-07 | 1993-11-23 | Qualcomm Incorporated | Method and apparatus for controlling transmission power in a CDMA cellular mobile telephone system |
US5861831A (en) * | 1996-12-23 | 1999-01-19 | Analog Devices, Inc. | Intermediate frequency (IF) sampling clock-to-clock auto-ranging analog-to-digital converter (ADC) and method |
US5917865A (en) * | 1996-12-31 | 1999-06-29 | Lucent Technologies, Inc. | Digital automatic gain control employing two-stage gain-determination process |
US5926068A (en) * | 1997-10-16 | 1999-07-20 | Kabushiki Kaisha Toshiba | Variable gain amplifier or analog multiplexer with feedforward current blocking |
US5867778A (en) * | 1997-12-24 | 1999-02-02 | Northern Telecom Limited | Switched gain element |
US6654594B1 (en) * | 2000-05-30 | 2003-11-25 | Motorola, Inc. | Digitized automatic gain control system and methods for a controlled gain receiver |
US6963733B2 (en) * | 2001-10-31 | 2005-11-08 | Telefonaktiebolaget L M Ericsson (Publ) | Method and apparatus for reducing the effect of AGC switching transients |
-
2002
- 2002-04-02 US US10/114,576 patent/US7106232B2/en active Active
-
2003
- 2003-04-01 EP EP03007343A patent/EP1351383B1/de not_active Expired - Lifetime
- 2003-04-01 DE DE60310797T patent/DE60310797T2/de not_active Expired - Lifetime
- 2003-04-02 JP JP2003099502A patent/JP2003309502A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
US20030185250A1 (en) | 2003-10-02 |
US7106232B2 (en) | 2006-09-12 |
DE60310797T2 (de) | 2007-10-31 |
JP2003309502A (ja) | 2003-10-31 |
EP1351383A2 (de) | 2003-10-08 |
EP1351383B1 (de) | 2007-01-03 |
EP1351383A3 (de) | 2004-09-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
R082 | Change of representative |
Ref document number: 1351383 Country of ref document: EP Representative=s name: WUESTHOFF & WUESTHOFF PATENT- UND RECHTSANWAEL, DE |
|
R081 | Change of applicant/patentee |
Ref document number: 1351383 Country of ref document: EP Owner name: NORTHROP GRUMMAN SYSTEMS CORPORATION, US Free format text: FORMER OWNER: NORTHROP GRUMMAN CORP., LOS ANGELES, US Effective date: 20120814 |
|
R082 | Change of representative |
Ref document number: 1351383 Country of ref document: EP Representative=s name: WUESTHOFF & WUESTHOFF PATENT- UND RECHTSANWAEL, DE Effective date: 20120814 |