ATE410831T1 - Drahtloses mobiles kommunikationsgerät dessen empfangsschaltung mit niedriger zwischenfrequenz sich der funkumgebung anpasst - Google Patents

Drahtloses mobiles kommunikationsgerät dessen empfangsschaltung mit niedriger zwischenfrequenz sich der funkumgebung anpasst

Info

Publication number
ATE410831T1
ATE410831T1 AT06252555T AT06252555T ATE410831T1 AT E410831 T1 ATE410831 T1 AT E410831T1 AT 06252555 T AT06252555 T AT 06252555T AT 06252555 T AT06252555 T AT 06252555T AT E410831 T1 ATE410831 T1 AT E410831T1
Authority
AT
Austria
Prior art keywords
communication device
mobile communication
intermediate frequency
wireless mobile
receive circuit
Prior art date
Application number
AT06252555T
Other languages
English (en)
Inventor
Oleksiy Kravets
Original Assignee
Research In Motion Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Research In Motion Ltd filed Critical Research In Motion Ltd
Application granted granted Critical
Publication of ATE410831T1 publication Critical patent/ATE410831T1/de

Links

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
    • H04B1/16—Circuits
    • H04B1/30—Circuits for homodyne or synchrodyne receivers
    • 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
    • H04B1/1027—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal
    • H04B1/1036—Means associated with receiver for limiting or suppressing noise or interference assessing signal quality or detecting noise/interference for the received signal with automatic suppression of narrow band noise or interference, e.g. by using tuneable notch filters

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transceivers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Superheterodyne Receivers (AREA)
  • Transmitters (AREA)
  • Noise Elimination (AREA)
AT06252555T 2006-05-16 2006-05-16 Drahtloses mobiles kommunikationsgerät dessen empfangsschaltung mit niedriger zwischenfrequenz sich der funkumgebung anpasst ATE410831T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06252555A EP1858169B1 (de) 2006-05-16 2006-05-16 Drahtloses mobiles Kommunikationsgerät dessen Empfangsschaltung mit niedriger Zwischenfrequenz sich der Funkumgebung anpasst

Publications (1)

Publication Number Publication Date
ATE410831T1 true ATE410831T1 (de) 2008-10-15

Family

ID=37038287

Family Applications (1)

Application Number Title Priority Date Filing Date
AT06252555T ATE410831T1 (de) 2006-05-16 2006-05-16 Drahtloses mobiles kommunikationsgerät dessen empfangsschaltung mit niedriger zwischenfrequenz sich der funkumgebung anpasst

Country Status (10)

Country Link
EP (1) EP1858169B1 (de)
JP (2) JP5144121B2 (de)
CN (1) CN101075818B (de)
AT (1) ATE410831T1 (de)
AU (1) AU2007202024B2 (de)
BR (1) BRPI0702582B1 (de)
CA (1) CA2588357C (de)
DE (1) DE602006003071D1 (de)
ES (1) ES2314847T3 (de)
MX (1) MX2007005785A (de)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8120432B2 (en) * 2009-06-19 2012-02-21 Rockstar Bidco, LP System and method for selecting optimum local oscillator discipline source
EP2398152B1 (de) * 2010-06-18 2013-11-27 Alcatel Lucent Direktabwärtungsmischungsempfänger und Betriebsverfahren
DE112013005867B4 (de) 2012-12-07 2019-02-07 Mitsubishi Electric Corporation Diversity-Empfangsvorrichtung und Diversity-Empfangsverfahren
CN103078215B (zh) * 2012-12-27 2016-06-15 华为终端有限公司 一种底座及提高无线设备与其连接时的无线性能的方法

Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5963856A (en) * 1997-01-03 1999-10-05 Lucent Technologies Inc Wireless receiver including tunable RF bandpass filter
US6081697A (en) * 1997-03-21 2000-06-27 Telefonaktiebolaget Lm Ericsson Multi-carrier radio system and radio transceiver implementation
GB9818400D0 (en) * 1998-08-25 1998-10-21 Philips Electronics Nv Low if reciever
GB0028652D0 (en) * 2000-11-24 2001-01-10 Koninkl Philips Electronics Nv Radio receiver
JP4171869B2 (ja) * 2001-09-05 2008-10-29 ソニー株式会社 ヘテロダイン受信機
US20030060180A1 (en) * 2001-09-27 2003-03-27 Hall William E. Image reject receiver
ATE340432T1 (de) * 2003-12-29 2006-10-15 Freescale Semiconductor Inc Niedrigzwischenfrequenzempfänger
JP4381945B2 (ja) * 2004-09-30 2009-12-09 株式会社ルネサステクノロジ 受信機、受信方法及び携帯無線端末
JP2006121160A (ja) * 2004-10-19 2006-05-11 Matsushita Electric Ind Co Ltd マルチモード受信機、および通信端末

Also Published As

Publication number Publication date
CA2588357A1 (en) 2007-09-04
CN101075818A (zh) 2007-11-21
DE602006003071D1 (de) 2008-11-20
AU2007202024A1 (en) 2007-12-06
EP1858169A1 (de) 2007-11-21
BRPI0702582A (pt) 2008-01-15
MX2007005785A (es) 2008-12-01
JP5144121B2 (ja) 2013-02-13
AU2007202024B2 (en) 2008-08-28
EP1858169B1 (de) 2008-10-08
ES2314847T3 (es) 2009-03-16
HK1111008A1 (en) 2008-07-25
CA2588357C (en) 2009-01-20
JP2011078123A (ja) 2011-04-14
BRPI0702582B1 (pt) 2020-03-10
JP2007312389A (ja) 2007-11-29
CN101075818B (zh) 2011-02-16

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Legal Events

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