IL156857A0 - Direct conversion digital domain control - Google Patents

Direct conversion digital domain control

Info

Publication number
IL156857A0
IL156857A0 IL15685702A IL15685702A IL156857A0 IL 156857 A0 IL156857 A0 IL 156857A0 IL 15685702 A IL15685702 A IL 15685702A IL 15685702 A IL15685702 A IL 15685702A IL 156857 A0 IL156857 A0 IL 156857A0
Authority
IL
Israel
Prior art keywords
direct conversion
digital domain
domain control
conversion digital
control
Prior art date
Application number
IL15685702A
Other languages
English (en)
Original Assignee
Qualcomm Inc
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
Priority claimed from US09/797,746 external-priority patent/US20020123319A1/en
Priority claimed from US10/015,988 external-priority patent/US6694129B2/en
Application filed by Qualcomm Inc filed Critical Qualcomm Inc
Publication of IL156857A0 publication Critical patent/IL156857A0/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
    • H04B1/10—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
    • H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
    • H04B1/40—Circuits
    • H04B1/403—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency
    • H04B1/406—Circuits using the same oscillator for generating both the transmitter frequency and the receiver local oscillator frequency with more than one transmission mode, e.g. analog and digital modes

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Noise Elimination (AREA)
  • Superheterodyne Receivers (AREA)
  • Transceivers (AREA)
IL15685702A 2001-01-12 2002-01-10 Direct conversion digital domain control IL156857A0 (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US26171401P 2001-01-12 2001-01-12
US09/797,746 US20020123319A1 (en) 2001-03-01 2001-03-01 Direct conversion digital domain control
US10/015,988 US6694129B2 (en) 2001-01-12 2001-12-10 Direct conversion digital domain control
PCT/US2002/000891 WO2002056490A2 (fr) 2001-01-12 2002-01-10 Systeme de controle de domaine numerique a conversion directe

Publications (1)

Publication Number Publication Date
IL156857A0 true IL156857A0 (en) 2004-02-08

Family

ID=27360463

Family Applications (2)

Application Number Title Priority Date Filing Date
IL15685702A IL156857A0 (en) 2001-01-12 2002-01-10 Direct conversion digital domain control
IL156857A IL156857A (en) 2001-01-12 2003-07-09 Direct conversion digital domain control

Family Applications After (1)

Application Number Title Priority Date Filing Date
IL156857A IL156857A (en) 2001-01-12 2003-07-09 Direct conversion digital domain control

Country Status (9)

Country Link
EP (1) EP1350332B1 (fr)
JP (1) JP4105549B2 (fr)
CN (1) CN1251415C (fr)
AU (1) AU2002243523A1 (fr)
BR (1) BR0206416A (fr)
CA (1) CA2434423A1 (fr)
HK (1) HK1061316A1 (fr)
IL (2) IL156857A0 (fr)
WO (1) WO2002056490A2 (fr)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6999537B2 (en) 2002-10-25 2006-02-14 Qualcomm Incorporated Method of removing DC offset for a ZIF-based GSM radio solution with digital frequency correlation
EP1801985A3 (fr) * 2002-10-25 2007-07-18 Qualcomm, Incorporated Procédé pour éliminer le décalage en continu d'un récepteur GSM à radiofréquence intermédiaire nulle avec correction de décalage de fréquence numérique
US7027793B2 (en) 2002-11-15 2006-04-11 Qualcomm Incorporated Direct conversion with variable amplitude LO signals
DE102005027715B4 (de) * 2005-06-15 2020-01-02 Snaptrack, Inc. Elektroakustischer Resonator, Filter, Duplexer und Verfahren zur Bestimmung von Parametern eines Resonators
US7660569B2 (en) * 2006-04-04 2010-02-09 Qualcomm Incorporated Methods and apparatus for digital jammer detection
US7881411B2 (en) * 2006-05-05 2011-02-01 Wi-Lan, Inc. Modulation dependent automatic gain control
US8521198B2 (en) * 2006-05-12 2013-08-27 Qualcomm, Incorporated Dynamic LNA switch points based on channel conditions
JP4764409B2 (ja) 2007-11-29 2011-09-07 京セラ株式会社 通信装置
JP4573866B2 (ja) * 2007-12-17 2010-11-04 三菱電機株式会社 侵入検知システム
US7773545B2 (en) * 2008-02-27 2010-08-10 Mediatek Inc. Full division duplex system and a leakage cancellation method
US9312897B2 (en) * 2012-10-31 2016-04-12 Qualcomm Incorporated DC offset filter for wide band beamforming receivers
CN109660270A (zh) * 2018-11-21 2019-04-19 惠州Tcl移动通信有限公司 一种降低sglte耦合灵敏度劣化的方法及移动终端
KR20200079717A (ko) 2018-12-26 2020-07-06 삼성전자주식회사 무선 통신 시스템에서 신호 레벨을 조정하는 장치 및 방법
CN109474288B (zh) * 2019-01-14 2024-03-15 上海创远仪器技术股份有限公司 基于反相抵消机制提高接收机动态范围的电路结构

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH07105739B2 (ja) * 1993-06-08 1995-11-13 日本電気株式会社 受信機
US5590411A (en) * 1995-01-10 1996-12-31 Nokia Mobile Phones Ltd. Method and apparatus for suppressing spurious third-order responses in transceivers
SE9601620L (sv) 1996-04-29 1997-10-30 Radio Design Innovation Tj Ab Anpassningsbar radiomottagarapparat
US5918167A (en) * 1997-03-11 1999-06-29 Northern Telecom Limited Quadrature downconverter local oscillator leakage canceller
DE19829500A1 (de) * 1998-07-02 2000-01-13 Thomson Brandt Gmbh Verfahren zur Verbesserung des Nutzsignals in einer Funkempfangseinheit

Also Published As

Publication number Publication date
HK1061316A1 (en) 2004-09-10
WO2002056490A9 (fr) 2004-04-08
CA2434423A1 (fr) 2002-07-18
EP1350332B1 (fr) 2017-11-29
CN1251415C (zh) 2006-04-12
JP2004521534A (ja) 2004-07-15
AU2002243523A1 (en) 2002-07-24
WO2002056490A2 (fr) 2002-07-18
WO2002056490A3 (fr) 2003-02-13
CN1481617A (zh) 2004-03-10
EP1350332A2 (fr) 2003-10-08
JP4105549B2 (ja) 2008-06-25
BR0206416A (pt) 2004-06-22
IL156857A (en) 2010-04-29

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