DE60223745D1 - Referenzfrequenzstörungsunterdrückung in Synthese-messempfängern - Google Patents
Referenzfrequenzstörungsunterdrückung in Synthese-messempfängernInfo
- Publication number
- DE60223745D1 DE60223745D1 DE60223745T DE60223745T DE60223745D1 DE 60223745 D1 DE60223745 D1 DE 60223745D1 DE 60223745 T DE60223745 T DE 60223745T DE 60223745 T DE60223745 T DE 60223745T DE 60223745 D1 DE60223745 D1 DE 60223745D1
- Authority
- DE
- Germany
- Prior art keywords
- transceivers
- synthesis
- reference frequency
- noise suppression
- frequency noise
- 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
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/0002—Modulated-carrier systems analog front ends; means for connecting modulators, demodulators or transceivers to a transmission line
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Noise Elimination (AREA)
- Superheterodyne Receivers (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US826495 | 2001-04-04 | ||
US09/826,495 US6384589B1 (en) | 2001-04-04 | 2001-04-04 | Reference frequency spur cancellation in synthesized measurement receivers |
Publications (2)
Publication Number | Publication Date |
---|---|
DE60223745D1 true DE60223745D1 (de) | 2008-01-10 |
DE60223745T2 DE60223745T2 (de) | 2008-11-20 |
Family
ID=25246684
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60223745T Expired - Fee Related DE60223745T2 (de) | 2001-04-04 | 2002-04-03 | Referenzfrequenzstörungsunterdrückung in Synthese-messempfängern |
Country Status (4)
Country | Link |
---|---|
US (1) | US6384589B1 (de) |
EP (1) | EP1248395B1 (de) |
JP (1) | JP3610343B2 (de) |
DE (1) | DE60223745T2 (de) |
Families Citing this family (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102004050912B4 (de) * | 2004-04-05 | 2009-09-10 | Rohde & Schwarz Gmbh & Co. Kg | Verfahren und Vorrichtung zur Erhöhung des Dynamikbereichs und der Meßgenauigkeit einer Meßeinrichtung zur Spektrum- und/oder Netzwerkanalyse |
JP4806523B2 (ja) * | 2004-09-02 | 2011-11-02 | 株式会社アドバンテスト | 信号混合装置、方法、プログラム、記録媒体およびスペクトラムアナライザ |
EP1648093B1 (de) * | 2004-10-15 | 2011-08-03 | Broadcom Corporation | Unterdrücker einer unerwünschten Harmoniewelle in einem RF-Bandtaktgenerator |
US7250887B2 (en) * | 2004-10-25 | 2007-07-31 | Broadcom Corporation | System and method for spur cancellation |
JP5103710B2 (ja) * | 2005-04-22 | 2012-12-19 | 横河電機株式会社 | 高周波信号測定器 |
JP2008111832A (ja) * | 2006-10-03 | 2008-05-15 | Advantest Corp | スペクトラムアナライザ、スペクトラムアナライズ方法およびプログラム |
US8238480B2 (en) * | 2007-10-05 | 2012-08-07 | Motorola Mobility Llc | Adaptive self-quieter suppression for OFDM wireless communication systems |
US8121569B2 (en) * | 2008-09-30 | 2012-02-21 | Intel Corporation | Frequency generation techniques |
JP5512966B2 (ja) * | 2008-12-25 | 2014-06-04 | 京セラ株式会社 | 無線通信装置 |
US9391667B2 (en) | 2013-07-05 | 2016-07-12 | Telefonaktiebolaget Lm Ericsson (Publ) | Cancellation of spurious responses from local oscillator cross-coupling |
DE102019117264A1 (de) | 2019-06-26 | 2020-12-31 | Intel Corporation | Verfahren und Vorrichtung zum Unterdrücken einer Interferenz in einem Sendeempfänger |
US11811440B2 (en) | 2021-05-21 | 2023-11-07 | Rockwell Collins, Inc. | System and method for cancelation of internally generated spurious signals in a broadband radio receiver |
CN113437965B (zh) | 2021-08-10 | 2022-03-25 | 新港海岸(北京)科技有限公司 | 一种杂散信号消除电路及方法 |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4918382A (en) * | 1989-03-20 | 1990-04-17 | Tektronix, Inc. | Method for distinguishing between real and spurious responses in a spectrum analyzer |
US5493210A (en) * | 1993-06-10 | 1996-02-20 | Trilithic, Inc. | Combined signal level meter and leakage detector |
US6192228B1 (en) * | 1998-09-11 | 2001-02-20 | Conexant Systems, Inc. | Method and apparatus for improving the sensitivity of an RF receiver at certain frequencies |
SE512979C2 (sv) * | 1998-10-23 | 2000-06-12 | Ericsson Telefon Ab L M | Anordning och förfarande för störningsdämpning av elektromagnetiska störningar |
-
2001
- 2001-04-04 US US09/826,495 patent/US6384589B1/en not_active Expired - Fee Related
-
2002
- 2002-04-01 JP JP2002099008A patent/JP3610343B2/ja not_active Expired - Fee Related
- 2002-04-03 EP EP02252429A patent/EP1248395B1/de not_active Expired - Lifetime
- 2002-04-03 DE DE60223745T patent/DE60223745T2/de not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
US6384589B1 (en) | 2002-05-07 |
JP3610343B2 (ja) | 2005-01-12 |
EP1248395A3 (de) | 2004-08-04 |
JP2002359573A (ja) | 2002-12-13 |
EP1248395A2 (de) | 2002-10-09 |
EP1248395B1 (de) | 2007-11-28 |
DE60223745T2 (de) | 2008-11-20 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |