ATE296499T1 - Funksender - Google Patents

Funksender

Info

Publication number
ATE296499T1
ATE296499T1 AT03251667T AT03251667T ATE296499T1 AT E296499 T1 ATE296499 T1 AT E296499T1 AT 03251667 T AT03251667 T AT 03251667T AT 03251667 T AT03251667 T AT 03251667T AT E296499 T1 ATE296499 T1 AT E296499T1
Authority
AT
Austria
Prior art keywords
frequency
noise performance
digital divider
operated
signal
Prior art date
Application number
AT03251667T
Other languages
English (en)
Inventor
Robert Owen Bristow
Original Assignee
Ericsson Telefon Ab L M
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 Ericsson Telefon Ab L M filed Critical Ericsson Telefon Ab L M
Application granted granted Critical
Publication of ATE296499T1 publication Critical patent/ATE296499T1/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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/02—Modifications of amplifiers to raise the efficiency, e.g. gliding Class A stages, use of an auxiliary oscillation
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F1/00—Details of amplifiers with only discharge tubes, only semiconductor devices or only unspecified devices as amplifying elements
    • H03F1/26—Modifications of amplifiers to reduce influence of noise generated by amplifying elements
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/20—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers
    • H03F3/24—Power amplifiers, e.g. Class B amplifiers, Class C amplifiers of transmitter output stages
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
    • H03F3/45—Differential amplifiers
    • H03F3/45071—Differential amplifiers with semiconductor devices only
    • H03F3/45076—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier
    • H03F3/4508—Differential amplifiers with semiconductor devices only characterised by the way of implementation of the active amplifying circuit in the differential amplifier using bipolar transistors as the active amplifying circuit
    • H03F3/45085—Long tailed pairs
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B1/0475—Circuits with means for limiting noise, interference or distortion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/372—Noise reduction and elimination in amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2200/00—Indexing scheme relating to amplifiers
    • H03F2200/451—Indexing scheme relating to amplifiers the amplifier being a radio frequency amplifier
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03F—AMPLIFIERS
    • H03F2203/00—Indexing scheme relating to amplifiers with only discharge tubes or only semiconductor devices as amplifying elements covered by H03F3/00
    • H03F2203/45—Indexing scheme relating to differential amplifiers
    • H03F2203/45366—Indexing scheme relating to differential amplifiers the AAC comprising multiple transistors parallel coupled at their gates only, e.g. in a cascode dif amp, only those forming the composite common source transistor
    • 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
    • H04B1/02—Transmitters
    • H04B1/04—Circuits
    • H04B2001/0491—Circuits with frequency synthesizers, frequency converters or modulators

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Transceivers (AREA)
  • Amplifiers (AREA)
  • Details Of Aerials (AREA)
AT03251667T 2003-03-18 2003-03-18 Funksender ATE296499T1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP03251667A EP1460767B1 (de) 2003-03-18 2003-03-18 Funksender

Publications (1)

Publication Number Publication Date
ATE296499T1 true ATE296499T1 (de) 2005-06-15

Family

ID=32799058

Family Applications (1)

Application Number Title Priority Date Filing Date
AT03251667T ATE296499T1 (de) 2003-03-18 2003-03-18 Funksender

Country Status (8)

Country Link
US (1) US7412216B2 (de)
EP (1) EP1460767B1 (de)
JP (1) JP4520458B2 (de)
KR (1) KR101030913B1 (de)
CN (1) CN1762104A (de)
AT (1) ATE296499T1 (de)
DE (1) DE60300716T2 (de)
WO (1) WO2004084425A1 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US8320845B2 (en) * 2003-03-18 2012-11-27 Telefonaktiebolaget L M Ericsson (Publ) Radio transmitter
US8280374B2 (en) * 2006-08-04 2012-10-02 Telefonaktiebolaget Lm Ericsson (Publ) Policy management in a roaming or handover scenario in an IP network
DE102007046341A1 (de) * 2007-09-27 2009-04-23 Infineon Technologies Ag Schaltungsanordnung zum Verarbeiten eines hochfrequenten Signals
FI20075715A0 (fi) * 2007-10-09 2007-10-09 Nokia Corp Taajuusjakajan konfiguraatio
KR101797695B1 (ko) 2010-07-29 2017-11-14 마벨 월드 트레이드 리미티드 모듈식 주파수 분할기 및 혼합기 구성
US9325541B2 (en) 2010-07-29 2016-04-26 Marvell World Trade Ltd. Modular frequency divider with switch configuration to reduce parasitic capacitance

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4969210A (en) * 1988-02-10 1990-11-06 Motorola, Inc. Two-way radio having a PLL
JPH07101820B2 (ja) * 1989-12-27 1995-11-01 三菱電機株式会社 低歪高周波増幅装置
GB9017068D0 (en) * 1990-08-03 1990-09-19 Marconi Instruments Ltd Low noise frequency divider architecture
US5598405A (en) * 1994-01-25 1997-01-28 Alps Electric Co., Ltd. Time division multiple access time division duplex type transmitter-receiver
US5697073A (en) * 1994-08-26 1997-12-09 Motorola, Inc. Apparatus and method for shaping and power controlling a signal in a transmitter
US5586146A (en) * 1995-01-30 1996-12-17 Motorola, Inc. Programmable voltage controlled attenuator
US5894592A (en) * 1997-04-17 1999-04-13 Motorala, Inc. Wideband frequency synthesizer for direct conversion transceiver
US6253068B1 (en) * 1997-05-09 2001-06-26 Micrel, Incorporated Fully integrated all-CMOS AM transmitter with automatic antenna tuning
KR100234129B1 (ko) * 1997-06-21 1999-12-15 윤종용 시분할 교신 방식을 사용하는 디지탈 무선통신장치 및 방법
JPH1132260A (ja) * 1997-07-09 1999-02-02 Akira Kamimura Ｆｍ電波によるビデオ信号送受信システム
FR2787257A1 (fr) * 1998-12-15 2000-06-16 Koninkl Philips Electronics Nv Appareil radioelectrique comportant un synthetiseur de frequences et procede pour moduler en phase et/ou en frequence un synthetiseur de frequences
TW527763B (en) * 2000-05-01 2003-04-11 Koninkl Philips Electronics Nv Power adaptive frequency divider
JP2004530313A (ja) * 2000-11-03 2004-09-30 クゥアルコム・インコーポレイテッド 送信器の利得に基づいた送信器のバイアス電流の調節
JP3851511B2 (ja) * 2001-03-14 2006-11-29 株式会社ルネサステクノロジ Ｆｍ送信機
US6509800B2 (en) * 2001-04-03 2003-01-21 Agilent Technologies, Inc. Polyphase noise-shaping fractional-N frequency synthesizer
US7046972B2 (en) * 2001-04-10 2006-05-16 Matsushita Electric Industrial Co., Ltd. Predistortion linearizer and predistortion distortion compensation method, program, and medium
GB2389275B (en) * 2002-05-31 2006-10-25 Hitachi Ltd Apparatus for mobile communication system

Also Published As

Publication number Publication date
CN1762104A (zh) 2006-04-19
US7412216B2 (en) 2008-08-12
EP1460767A1 (de) 2004-09-22
KR101030913B1 (ko) 2011-04-22
JP2006520560A (ja) 2006-09-07
JP4520458B2 (ja) 2010-08-04
US20070037533A1 (en) 2007-02-15
DE60300716D1 (de) 2005-06-30
KR20050115284A (ko) 2005-12-07
WO2004084425A1 (en) 2004-09-30
DE60300716T2 (de) 2005-10-20
EP1460767B1 (de) 2005-05-25

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Legal Events

Date Code Title Description
RER Ceased as to paragraph 5 lit. 3 law introducing patent treaties