HK1111008A1 - Mobile wireless communications device having low if receiver circuitry that adapts to radio environment - Google Patents

Mobile wireless communications device having low if receiver circuitry that adapts to radio environment

Info

Publication number
HK1111008A1
HK1111008A1 HK08105192A HK08105192A HK1111008A1 HK 1111008 A1 HK1111008 A1 HK 1111008A1 HK 08105192 A HK08105192 A HK 08105192A HK 08105192 A HK08105192 A HK 08105192A HK 1111008 A1 HK1111008 A1 HK 1111008A1
Authority
HK
Hong Kong
Prior art keywords
wireless communications
low
communications device
mobile wireless
adapts
Prior art date
Application number
HK08105192A
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
Publication of HK1111008A1 publication Critical patent/HK1111008A1/xx

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)
HK08105192A 2006-05-16 2008-05-08 Mobile wireless communications device having low if receiver circuitry that adapts to radio environment HK1111008A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP06252555A EP1858169B1 (en) 2006-05-16 2006-05-16 Mobile wireless communications device having low IF receiver circuitry that adapts to radio environment

Publications (1)

Publication Number Publication Date
HK1111008A1 true HK1111008A1 (en) 2008-07-25

Family

ID=37038287

Family Applications (1)

Application Number Title Priority Date Filing Date
HK08105192A HK1111008A1 (en) 2006-05-16 2008-05-08 Mobile wireless communications device having low if receiver circuitry that adapts to radio environment

Country Status (11)

Country Link
EP (1) EP1858169B1 (xx)
JP (2) JP5144121B2 (xx)
CN (1) CN101075818B (xx)
AT (1) ATE410831T1 (xx)
AU (1) AU2007202024B2 (xx)
BR (1) BRPI0702582B1 (xx)
CA (1) CA2588357C (xx)
DE (1) DE602006003071D1 (xx)
ES (1) ES2314847T3 (xx)
HK (1) HK1111008A1 (xx)
MX (1) MX2007005785A (xx)

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 (en) * 2010-06-18 2013-11-27 Alcatel Lucent Direct down conversion receiver and method of operation
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
GB2380877B (en) * 2001-09-27 2003-09-03 Maryland Semiconductor Corp Image reject receiver
DE60308539T2 (de) * 2003-12-29 2007-01-04 Freescale Semiconductor, Inc., Austin 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
ES2314847T3 (es) 2009-03-16
CN101075818A (zh) 2007-11-21
EP1858169B1 (en) 2008-10-08
BRPI0702582B1 (pt) 2020-03-10
AU2007202024A1 (en) 2007-12-06
EP1858169A1 (en) 2007-11-21
BRPI0702582A (pt) 2008-01-15
AU2007202024B2 (en) 2008-08-28
DE602006003071D1 (de) 2008-11-20
JP2007312389A (ja) 2007-11-29
ATE410831T1 (de) 2008-10-15
CA2588357C (en) 2009-01-20
CN101075818B (zh) 2011-02-16
MX2007005785A (es) 2008-12-01
JP2011078123A (ja) 2011-04-14
CA2588357A1 (en) 2007-09-04
JP5144121B2 (ja) 2013-02-13

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