TWI347756B - Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies - Google Patents

Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies

Info

Publication number
TWI347756B
TWI347756B TW096118080A TW96118080A TWI347756B TW I347756 B TWI347756 B TW I347756B TW 096118080 A TW096118080 A TW 096118080A TW 96118080 A TW96118080 A TW 96118080A TW I347756 B TWI347756 B TW I347756B
Authority
TW
Taiwan
Prior art keywords
pass filter
high pass
deficiencies
group delay
digital baseband
Prior art date
Application number
TW096118080A
Other languages
English (en)
Other versions
TW200818728A (en
Inventor
Demir Alpaslan
Kazakevich Leonid
Haque Tanbir
Original Assignee
Interdigital Tech Corp
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 Interdigital Tech Corp filed Critical Interdigital Tech Corp
Publication of TW200818728A publication Critical patent/TW200818728A/zh
Application granted granted Critical
Publication of TWI347756B publication Critical patent/TWI347756B/zh

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03D—DEMODULATION OR TRANSFERENCE OF MODULATION FROM ONE CARRIER TO ANOTHER
    • H03D3/00—Demodulation of angle-, frequency- or phase- modulated oscillations
    • H03D3/007—Demodulation of angle-, frequency- or phase- modulated oscillations by converting the oscillations into two quadrature related signals
    • H03D3/009—Compensating quadrature phase or amplitude imbalances

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Noise Elimination (AREA)
  • Circuits Of Receivers In General (AREA)
TW096118080A 2003-06-25 2004-05-21 Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies TWI347756B (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US48283403P 2003-06-25 2003-06-25
US10/747,644 US7280618B2 (en) 2003-06-25 2003-12-29 Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies

Publications (2)

Publication Number Publication Date
TW200818728A TW200818728A (en) 2008-04-16
TWI347756B true TWI347756B (en) 2011-08-21

Family

ID=33544593

Family Applications (3)

Application Number Title Priority Date Filing Date
TW093136644A TWI355149B (en) 2003-06-25 2004-05-21 Digital high pass filter compensation (hpfc) modul
TW093114571A TWI240497B (en) 2003-06-25 2004-05-21 Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies
TW096118080A TWI347756B (en) 2003-06-25 2004-05-21 Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies

Family Applications Before (2)

Application Number Title Priority Date Filing Date
TW093136644A TWI355149B (en) 2003-06-25 2004-05-21 Digital high pass filter compensation (hpfc) modul
TW093114571A TWI240497B (en) 2003-06-25 2004-05-21 Digital baseband receiver including a high pass filter compensation module for suppressing group delay variation distortion incurred due to analog high pass filter deficiencies

Country Status (8)

Country Link
US (1) US7280618B2 (zh)
EP (1) EP1642392B9 (zh)
AR (1) AR044873A1 (zh)
AT (1) ATE376280T1 (zh)
DE (1) DE602004009579T2 (zh)
ES (1) ES2294517T3 (zh)
TW (3) TWI355149B (zh)
WO (1) WO2005006567A2 (zh)

Families Citing this family (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7660841B2 (en) * 2004-02-20 2010-02-09 Altera Corporation Flexible accumulator in digital signal processing circuitry
US8204466B2 (en) * 2004-05-21 2012-06-19 Realtek Semiconductor Corp. Dynamic AC-coupled DC offset correction
KR101085775B1 (ko) * 2004-12-07 2011-11-21 삼성전자주식회사 이동 단말 수신기 다이버시티 구조에서 잡음 제거 장치
US7551694B2 (en) * 2005-01-20 2009-06-23 Marvell World Trade Ltd. Limiter based analog demodulator
KR20060091970A (ko) * 2005-02-16 2006-08-22 엘지전자 주식회사 이동통신단말기에서의 신호 대 잡음비 개선 방법 및 그 이동통신단말기
KR100726785B1 (ko) * 2005-08-17 2007-06-11 인티그런트 테크놀로지즈(주) 지상파 디지털 멀티미디어/디지털 오디오 방송용Ｌｏｗ－ＩＦ 수신기.
US7697614B2 (en) * 2005-09-30 2010-04-13 Freescale Semiconductor, Inc. System and method for calibrating an analog signal path during operation in an ultra wideband receiver
US8761709B2 (en) 2006-03-01 2014-06-24 Nokia Corporation Controlling a receiver
US7831648B2 (en) * 2006-03-30 2010-11-09 L3 Communications Integrated Systems, L.P. Method and computer program for group delay and magnitude equalization with relaxed phase slope constraint
WO2010047963A1 (en) 2008-10-22 2010-04-29 Shaw Thomas J Universal syringe with retractable needle
FR2907543B1 (fr) 2006-10-18 2008-12-26 Siemens Vdo Automotive Sas Dispositif de determination d'une erreur induite par un filtre passe-haut eet methode de correction d'erreur associee
US7693237B2 (en) * 2007-02-14 2010-04-06 Wilinx Corporation Systems and methods for synchronizing wireless communication systems
US8279955B1 (en) * 2008-01-15 2012-10-02 Marvell International Ltd. Systems and methods for calibrating digital baseband DC offset in an OFDM receiver
US20110007845A1 (en) * 2009-07-07 2011-01-13 Yen-Horng Chen Communication receiver having three filters connected in series
TWI448132B (zh) * 2012-06-22 2014-08-01 Univ Nat Taiwan Science Tech 分時雙工控制與保護裝置及其方法
GB201518240D0 (en) * 2015-10-15 2015-12-02 Rolls Royce Plc A method of performing real time decomposition of a signal into components
EP3244584B1 (en) * 2016-05-11 2019-07-03 Stichting IMEC Nederland Receiver for frequency offset correction

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5937341A (en) * 1996-09-13 1999-08-10 University Of Washington Simplified high frequency tuner and tuning method
JP4066446B2 (ja) * 1999-05-11 2008-03-26 ソニー株式会社 受信装置および方法
WO2000072441A1 (en) 1999-05-24 2000-11-30 Level One Communications, Inc. Automatic gain control and offset correction
GB2366460A (en) * 2000-08-24 2002-03-06 Nokia Mobile Phones Ltd DC compensation for a direct conversion radio receiver
DE10060425A1 (de) * 2000-12-05 2002-06-13 Infineon Technologies Ag Empfängerschaltung
DE10131676A1 (de) * 2001-06-29 2003-01-16 Infineon Technologies Ag Empfängeranordnung mit Wechselstrom-Kopplung
US7139542B2 (en) * 2003-03-03 2006-11-21 Nokia Corporation Method and apparatus for compensating DC level in an adaptive radio receiver

Also Published As

Publication number Publication date
TWI355149B (en) 2011-12-21
TW200818728A (en) 2008-04-16
DE602004009579D1 (de) 2007-11-29
WO2005006567A2 (en) 2005-01-20
AR044873A1 (es) 2005-10-05
US7280618B2 (en) 2007-10-09
EP1642392B9 (en) 2008-10-01
TW200531457A (en) 2005-09-16
EP1642392A2 (en) 2006-04-05
ATE376280T1 (de) 2007-11-15
WO2005006567A3 (en) 2006-03-30
EP1642392B1 (en) 2007-10-17
ES2294517T3 (es) 2008-04-01
EP1642392A4 (en) 2006-08-02
US20040264601A1 (en) 2004-12-30
DE602004009579T2 (de) 2008-07-24
TW200501604A (en) 2005-01-01
TWI240497B (en) 2005-09-21

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees