ATE518321T1 - Signalempfänger und verfahren zur verstärkungsoptimierung eines tuners - Google Patents

Signalempfänger und verfahren zur verstärkungsoptimierung eines tuners

Info

Publication number
ATE518321T1
ATE518321T1 AT04460045T AT04460045T ATE518321T1 AT E518321 T1 ATE518321 T1 AT E518321T1 AT 04460045 T AT04460045 T AT 04460045T AT 04460045 T AT04460045 T AT 04460045T AT E518321 T1 ATE518321 T1 AT E518321T1
Authority
AT
Austria
Prior art keywords
tuner
signal
processor
demodulator
signal level
Prior art date
Application number
AT04460045T
Other languages
English (en)
Inventor
Sebastian Zylowski
Original Assignee
Advanced Digital Broadcast Sa
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 Advanced Digital Broadcast Sa filed Critical Advanced Digital Broadcast Sa
Application granted granted Critical
Publication of ATE518321T1 publication Critical patent/ATE518321T1/de

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03G—CONTROL OF AMPLIFICATION
    • H03G3/00—Gain control in amplifiers or frequency changers
    • H03G3/20—Automatic control
    • H03G3/30—Automatic control in amplifiers having semiconductor devices
    • H03G3/3052—Automatic control in amplifiers having semiconductor devices in bandpass amplifiers (H.F. or I.F.) or in frequency-changers used in a (super)heterodyne receiver
    • H03G3/3068—Circuits generating control signals for both R.F. and I.F. stages
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/32—Carrier systems characterised by combinations of two or more of the types covered by groups H04L27/02, H04L27/10, H04L27/18 or H04L27/26
    • H04L27/34—Amplitude- and phase-modulated carrier systems, e.g. quadrature-amplitude modulated carrier systems
    • H04L27/38—Demodulator circuits; Receiver circuits
    • H04L27/3809—Amplitude regulation arrangements

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Circuits Of Receivers In General (AREA)
  • Control Of Amplification And Gain Control (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AT04460045T 2004-10-28 2004-10-28 Signalempfänger und verfahren zur verstärkungsoptimierung eines tuners ATE518321T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP04460045A EP1653647B1 (de) 2004-10-28 2004-10-28 Signalempfänger und Verfahren zur Verstärkungsoptimierung eines Tuners

Publications (1)

Publication Number Publication Date
ATE518321T1 true ATE518321T1 (de) 2011-08-15

Family

ID=34933175

Family Applications (1)

Application Number Title Priority Date Filing Date
AT04460045T ATE518321T1 (de) 2004-10-28 2004-10-28 Signalempfänger und verfahren zur verstärkungsoptimierung eines tuners

Country Status (4)

Country Link
US (1) US7489912B2 (de)
EP (1) EP1653647B1 (de)
AT (1) ATE518321T1 (de)
PL (1) PL1653647T3 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20080111623A1 (en) * 2006-11-15 2008-05-15 Microtune (Texas), L.P. Input signal power control
US8514989B2 (en) * 2009-08-24 2013-08-20 Siano Mobile Silicon Ltd. Method circuit and system for adapting a receiver receive chain based on detected background noise
US10419063B2 (en) 2016-12-30 2019-09-17 Waviot Integrated Systems, Llc Method and system for receiving telemetry messages over RF channel
US10257009B2 (en) 2016-12-30 2019-04-09 Waviot Integrated Systems, Llc Method for multichannel signal search and demodulation and technique to demodulate and detect DBPSK FDMA ultra-narrow band signal
WO2018126204A1 (en) 2016-12-30 2018-07-05 Waviot Integrated Systems, Llc Simultaneous confirmation of many messages in lpwan & frequency correction for data transmission
US10326556B2 (en) 2016-12-30 2019-06-18 Waviot Integrated Systems, Llc Method and system of frequency correction in LPWAN networks

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9508592D0 (en) * 1995-04-27 1995-06-14 Rca Thomson Licensing Corp Rf filter and agc circuit
US5940143A (en) * 1995-10-06 1999-08-17 Hitachi, Ltd. High-definition television signal receiving apparatus and gain control circuit thereof
US6058148A (en) 1997-06-27 2000-05-02 Ford Motor Company Digital processing radio receiver with adaptive bandwidth control
JPH1198037A (ja) 1997-09-22 1999-04-09 Alps Electric Co Ltd デジタルテレビジョン信号受信チュ−ナ
US7171176B1 (en) * 1998-12-30 2007-01-30 Microtune (Texas), L.P. Tuner system self adaptive to signal environment
US7317493B1 (en) * 1999-07-16 2008-01-08 Thomson Licensing Method and apparatus for providing dual automatic gain control delay settings in a television receiver
DE10043744C1 (de) * 2000-09-05 2002-07-11 Infineon Technologies Ag Empfangsschaltung für Mobilfunkempfänger mit automatischer Verstärkungssteuerung
JP3850673B2 (ja) * 2001-03-19 2006-11-29 シャープ株式会社 自動利得制御方法、および、自動利得制御回路
JP3906792B2 (ja) 2002-01-22 2007-04-18 松下電器産業株式会社 高周波信号受信装置とその製造方法
JP3822163B2 (ja) * 2002-10-23 2006-09-13 パイオニア株式会社 Ａｇｃシステム
JP2004214722A (ja) * 2002-12-26 2004-07-29 Sharp Corp ケーブルモデム用チューナおよびこれを備えたケーブルモデム
KR100480646B1 (ko) * 2003-04-17 2005-03-31 삼성전자주식회사 잡음이 많은 다중 경로 채널에 적응하여 신호를안정적으로 포착 추적하는 자동 이득 제어기, 이를 구비한디지털 텔레비전 수신 장치 및 그 방법
JP2006527962A (ja) * 2003-06-16 2006-12-07 松下電器産業株式会社 デジタル放送受信機

Also Published As

Publication number Publication date
EP1653647A1 (de) 2006-05-03
PL1653647T3 (pl) 2012-01-31
US20060094383A1 (en) 2006-05-04
EP1653647B1 (de) 2011-07-27
US7489912B2 (en) 2009-02-10

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Legal Events

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RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties