ATE364261T1 - Reduzierung von dynamischer gleichspannungsschiebung in einem funkempfänger - Google Patents
Reduzierung von dynamischer gleichspannungsschiebung in einem funkempfängerInfo
- Publication number
- ATE364261T1 ATE364261T1 AT03291928T AT03291928T ATE364261T1 AT E364261 T1 ATE364261 T1 AT E364261T1 AT 03291928 T AT03291928 T AT 03291928T AT 03291928 T AT03291928 T AT 03291928T AT E364261 T1 ATE364261 T1 AT E364261T1
- Authority
- AT
- Austria
- Prior art keywords
- gain
- blocker
- radio receiver
- mixer
- voltage shift
- Prior art date
Links
- 238000006243 chemical reaction Methods 0.000 abstract 1
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
- H04B1/10—Means associated with receiver for limiting or suppressing noise or interference
- H04B1/109—Means associated with receiver for limiting or suppressing noise or interference by improving strong signal performance of the receiver when strong unwanted signals are present at the receiver input
-
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Circuits Of Receivers In General (AREA)
- Control Of Amplification And Gain Control (AREA)
- Superheterodyne Receivers (AREA)
- Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
- Reduction Or Emphasis Of Bandwidth Of Signals (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP03291928A EP1503508B1 (de) | 2003-07-30 | 2003-07-30 | Reduzierung von dynamischer Gleichspannungsschiebung in einem Funkempfänger |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ATE364261T1 true ATE364261T1 (de) | 2007-06-15 |
Family
ID=33522469
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AT03291928T ATE364261T1 (de) | 2003-07-30 | 2003-07-30 | Reduzierung von dynamischer gleichspannungsschiebung in einem funkempfänger |
Country Status (4)
| Country | Link |
|---|---|
| US (1) | US7200372B2 (de) |
| EP (1) | EP1503508B1 (de) |
| AT (1) | ATE364261T1 (de) |
| DE (1) | DE60314248T2 (de) |
Families Citing this family (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7406330B2 (en) * | 2004-07-29 | 2008-07-29 | Sprint Spectrum L.P. | Method and system for extending IP PBX services to cellular wireless communication devices |
| US8019309B2 (en) * | 2004-10-29 | 2011-09-13 | Broadcom Corporation | Method and system for a second order input intercept point (IIP2) calibration scheme |
| US7477885B2 (en) * | 2005-04-22 | 2009-01-13 | Wilinx Corporation | DC offset cancellation circuits and methods |
| US20070197178A1 (en) * | 2006-02-21 | 2007-08-23 | Nokia Corporation | Automatic gain control system for receivers in wireless communications |
| US8521198B2 (en) | 2006-05-12 | 2013-08-27 | Qualcomm, Incorporated | Dynamic LNA switch points based on channel conditions |
| WO2007145615A1 (en) * | 2006-06-08 | 2007-12-21 | Wilinx, Inc | Wideband circuits and methods |
| FI20075392A0 (fi) | 2007-05-30 | 2007-05-30 | Nokia Corp | Radiovastaanottimen herkkyyden parantaminen |
| US8045941B2 (en) * | 2007-08-29 | 2011-10-25 | Texas Instruments Incorporated | Methods and apparatus to implement receiver linearity enhancement |
| US7983642B2 (en) * | 2008-03-31 | 2011-07-19 | Analog Devices, Inc. | Method and system for detecting an out of band interferer in an RF receiver |
| US9008600B2 (en) * | 2010-05-21 | 2015-04-14 | Mediatek Singapore Pte. Ltd. | Wireless communication receiver having one signal processing circuit whose operation mode is adjusted by monitoring signal level of specific signal of preceding signal processing circuit and related wireless communication method |
| CN104242968A (zh) * | 2014-08-25 | 2014-12-24 | 余凤莲 | 一种基于zigbee的自适应无线接收机 |
| CN104270177A (zh) * | 2014-08-25 | 2015-01-07 | 余凤莲 | 一种自适应蓝牙接收机 |
| US10523251B1 (en) * | 2018-10-10 | 2019-12-31 | Silicon Laboratories Inc. | Automatic gain control system and method with improved blocker performance |
| US11139791B2 (en) | 2019-09-18 | 2021-10-05 | Texas Instruments Incorporated | Integrated circuit devices with receiver chain peak detectors |
| US11177988B2 (en) * | 2020-01-23 | 2021-11-16 | Shenzhen GOODIX Technology Co., Ltd. | Receiver circuits with blocker attenuating mixer |
| CN114244379B (zh) * | 2021-12-20 | 2023-06-02 | 北京福瑞航行科技有限公司 | 一种大动态rdss自动增益控制接收机系统及控制方法 |
| DE112023003010T5 (de) * | 2022-08-22 | 2025-05-08 | Microchip Technology Incorporated | Einstellen eines leistungsmodus eines hf-empfänger-frontends |
Family Cites Families (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5579347A (en) * | 1994-12-28 | 1996-11-26 | Telefonaktiebolaget Lm Ericsson | Digitally compensated direct conversion receiver |
| JP3203202B2 (ja) * | 1997-03-31 | 2001-08-27 | 三洋電機株式会社 | ラジオ受信機 |
| US6571083B1 (en) * | 1999-05-05 | 2003-05-27 | Motorola, Inc. | Method and apparatus for automatic simulcast correction for a correlation detector |
| US6442380B1 (en) * | 1999-12-22 | 2002-08-27 | U.S. Philips Corporation | Automatic gain control in a zero intermediate frequency radio device |
| US6980786B1 (en) * | 2001-01-16 | 2005-12-27 | Sequoia Communications Corp. | Adaptive receiver system that adjusts to the level of interfering signals |
| US6498927B2 (en) * | 2001-03-28 | 2002-12-24 | Gct Semiconductor, Inc. | Automatic gain control method for highly integrated communication receiver |
| US6670901B2 (en) * | 2001-07-31 | 2003-12-30 | Motorola, Inc. | Dynamic range on demand receiver and method of varying same |
| US6873832B2 (en) * | 2001-09-28 | 2005-03-29 | Broadcom Corporation | Timing based LNA gain adjustment in an RF receiver to compensate for intermodulation interference |
| US6950641B2 (en) * | 2003-01-31 | 2005-09-27 | Nokia Corporation | Apparatus, and an associated method, for increasing receiver sensitivity of a direct conversion receiver |
| US7227916B2 (en) * | 2003-08-26 | 2007-06-05 | Freescale Semiconductor, Inc. | Receiver with automatic gain control that operates with multiple protocols and method thereof |
-
2003
- 2003-07-30 AT AT03291928T patent/ATE364261T1/de not_active IP Right Cessation
- 2003-07-30 DE DE60314248T patent/DE60314248T2/de not_active Expired - Lifetime
- 2003-07-30 EP EP03291928A patent/EP1503508B1/de not_active Expired - Lifetime
-
2004
- 2004-02-03 US US10/770,947 patent/US7200372B2/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| EP1503508A1 (de) | 2005-02-02 |
| US20050026583A1 (en) | 2005-02-03 |
| EP1503508B1 (de) | 2007-06-06 |
| DE60314248D1 (de) | 2007-07-19 |
| US7200372B2 (en) | 2007-04-03 |
| DE60314248T2 (de) | 2008-02-07 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| ATE364261T1 (de) | Reduzierung von dynamischer gleichspannungsschiebung in einem funkempfänger | |
| US7193459B1 (en) | Power amplifier control technique for enhanced efficiency | |
| TW331681B (en) | Wide-band low-noise low-crossover distortion receiver | |
| DE60333596D1 (de) | Amps-empfängersystem mit einer null-zf-architektur | |
| WO2001074000A8 (en) | Low-power cdma receiver | |
| DE602005013740D1 (de) | Automatische Verstärkungsregelungsschaltung mit Leistungsdetektor | |
| KR970072734A (ko) | 무선 수신기의 자동 이득 제어회로 | |
| EP1137174A3 (de) | System zur automatischen Verstärkungsregelung | |
| EP1239299A3 (de) | FMCW-Radarempfänger mit frequenzabhängiger Verstärkung | |
| DE602004008898D1 (de) | Funkempfänger-Eingangsstufe und Verfahren zur Unterdrückung von Ausserbandstörung | |
| KR20030031377A (ko) | 이동통신 단말장치 수신기 | |
| JP2004048797A (ja) | 送信機および電力増幅器 | |
| WO2004109938A3 (en) | Optical receiver having an open loop automatic gain control circuit | |
| WO2003005561A3 (de) | Schnittstellenschaltung zum anschluss an einen ausgang eines frequenzumsetzers | |
| CA2053124C (en) | Speech detection circuit | |
| KR100308658B1 (ko) | 무선신호송수신장치 | |
| US20070147554A1 (en) | Receiver and transmitter/receiver | |
| EP1258734A3 (de) | Verfahren und Empfänger zur Leistungsmessung | |
| US20050181753A1 (en) | Logic low noise amplifier and amplification control method thereof | |
| DE60300716D1 (de) | Funksender | |
| KR100651493B1 (ko) | 수신기에서 이득 제어 장치 및 방법 | |
| KR20000008001A (ko) | 통신 시스템 수신기의 가변이득 저잡음 증폭장치 | |
| US20100285764A1 (en) | Frequency modulation receiver and receiving method thereof | |
| KR100703363B1 (ko) | 이동 무선 단말기에서 액티브 소자에 대한 바이어스 조절방법 | |
| KR20010040179A (ko) | 이동통신 단말기의 출력전력 제어장치 및 방법 |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| RER | Ceased as to paragraph 5 lit. 3 law introducing patent treaties |