FI20002882A - Järjestely antennin sovittamiseksi - Google Patents

Järjestely antennin sovittamiseksi Download PDF

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Publication number
FI20002882A
FI20002882A FI20002882A FI20002882A FI20002882A FI 20002882 A FI20002882 A FI 20002882A FI 20002882 A FI20002882 A FI 20002882A FI 20002882 A FI20002882 A FI 20002882A FI 20002882 A FI20002882 A FI 20002882A
Authority
FI
Finland
Prior art keywords
customizing
antenna
arrangement
Prior art date
Application number
FI20002882A
Other languages
English (en)
Swedish (sv)
Other versions
FI20002882A0 (fi
Inventor
Pasi Leipaelae
Original Assignee
Nokia 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 Nokia Corp filed Critical Nokia Corp
Priority to FI20002882A priority Critical patent/FI20002882A/fi
Publication of FI20002882A0 publication Critical patent/FI20002882A0/fi
Priority to US10/027,119 priority patent/US20020086643A1/en
Priority to EP01660248A priority patent/EP1220456A3/en
Publication of FI20002882A publication Critical patent/FI20002882A/fi

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
    • H04B1/0458—Arrangements for matching and coupling between power amplifier and antenna or between amplifying stages
FI20002882A 2000-12-29 2000-12-29 Järjestely antennin sovittamiseksi FI20002882A (fi)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FI20002882A FI20002882A (fi) 2000-12-29 2000-12-29 Järjestely antennin sovittamiseksi
US10/027,119 US20020086643A1 (en) 2000-12-29 2001-12-20 Arrangement for antenna matching
EP01660248A EP1220456A3 (en) 2000-12-29 2001-12-21 Arrangement for antenna matching

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FI20002882A FI20002882A (fi) 2000-12-29 2000-12-29 Järjestely antennin sovittamiseksi

Publications (2)

Publication Number Publication Date
FI20002882A0 FI20002882A0 (fi) 2000-12-29
FI20002882A true FI20002882A (fi) 2002-06-30

Family

ID=8559838

Family Applications (1)

Application Number Title Priority Date Filing Date
FI20002882A FI20002882A (fi) 2000-12-29 2000-12-29 Järjestely antennin sovittamiseksi

Country Status (3)

Country Link
US (1) US20020086643A1 (fi)
EP (1) EP1220456A3 (fi)
FI (1) FI20002882A (fi)

Families Citing this family (50)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP1276243B1 (en) * 2001-07-11 2004-03-31 TTPCOM Limited Transmitter for a mobile telecommunication device
DE10233123A1 (de) * 2002-07-20 2004-02-05 Philips Intellectual Property & Standards Gmbh Einrichtung zur dynamischen Anpassung der Impedanz zwischen einem Leistungsverstärker und einer Antenne
JP2006521054A (ja) * 2003-03-21 2006-09-14 コーニンクレッカ　フィリップス　エレクトロニクス　エヌ　ヴィ 移動無線デバイス用回路装置
DE10315744B4 (de) * 2003-04-04 2007-05-31 Sennheiser Electronic Gmbh & Co. Kg Mikrofon mit HF-Sender
EP1487121A1 (en) * 2003-06-11 2004-12-15 Telefonaktiebolaget LM Ericsson (publ) Tunable isolator circuit
KR100565284B1 (ko) * 2003-07-30 2006-03-30 엘지전자 주식회사 이동통신단말기의 송신장치
EP1564896A1 (en) * 2004-02-10 2005-08-17 Sony Ericsson Mobile Communications AB Impedance matching for an antenna
US7379714B2 (en) * 2004-04-02 2008-05-27 Interdigital Technology Corporation Method and apparatus for dynamically adjusting a transmitter's impedance
KR20050107916A (ko) * 2004-05-10 2005-11-16 주식회사 팬택앤큐리텔 반사신호를 이용한 안테나 튜닝장치
US7615999B2 (en) * 2005-04-29 2009-11-10 Koninklijke Philips Electronics N.V. Method and circuit arrangement for operating multi-channel transmit/receive antenna devices
FI20055420A0 (fi) 2005-07-25 2005-07-25 Lk Products Oy Säädettävä monikaista antenni
FI119009B (fi) 2005-10-03 2008-06-13 Pulse Finland Oy Monikaistainen antennijärjestelmä
FI118782B (fi) 2005-10-14 2008-03-14 Pulse Finland Oy Säädettävä antenni
US8618990B2 (en) 2011-04-13 2013-12-31 Pulse Finland Oy Wideband antenna and methods
US8280323B2 (en) * 2006-10-11 2012-10-02 Bae Systems Information And Electronic Systems Integration Inc. Fuzzy logic control of an RF power amplifier for automatic self-tuning
US7630693B2 (en) * 2006-11-16 2009-12-08 Freescale Semiconductor, Inc. Transmitter with improved power efficiency
US7983627B2 (en) * 2007-03-30 2011-07-19 Infineon Technologies Ag Circuit arrangement with improved decoupling
FI20075269A0 (fi) * 2007-04-19 2007-04-19 Pulse Finland Oy Menetelmä ja järjestely antennin sovittamiseksi
KR100986966B1 (ko) 2007-06-27 2010-10-11 가부시키가이샤 엔.티.티.도코모 가변 회로, 통신 장치, 이동 통신 장치, 통신 시스템
FI120427B (fi) 2007-08-30 2009-10-15 Pulse Finland Oy Säädettävä monikaista-antenni
US8330667B2 (en) 2008-01-14 2012-12-11 Epcos Ag Portable wireless device
US8902073B2 (en) * 2009-02-10 2014-12-02 Cubic Corporation Smartcard protection device
FI20096134A0 (fi) 2009-11-03 2009-11-03 Pulse Finland Oy Säädettävä antenni
FI20096251A0 (sv) 2009-11-27 2009-11-27 Pulse Finland Oy MIMO-antenn
US8847833B2 (en) 2009-12-29 2014-09-30 Pulse Finland Oy Loop resonator apparatus and methods for enhanced field control
FI20105158A (fi) 2010-02-18 2011-08-19 Pulse Finland Oy Kuorisäteilijällä varustettu antenni
US9406998B2 (en) 2010-04-21 2016-08-02 Pulse Finland Oy Distributed multiband antenna and methods
JP5459396B2 (ja) * 2010-05-06 2014-04-02 株式会社村田製作所 回路モジュール及び測定方法
FI20115072A0 (fi) 2011-01-25 2011-01-25 Pulse Finland Oy Moniresonanssiantenni, -antennimoduuli ja radiolaite
US9673507B2 (en) 2011-02-11 2017-06-06 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US8648752B2 (en) 2011-02-11 2014-02-11 Pulse Finland Oy Chassis-excited antenna apparatus and methods
US8866689B2 (en) 2011-07-07 2014-10-21 Pulse Finland Oy Multi-band antenna and methods for long term evolution wireless system
US9450291B2 (en) 2011-07-25 2016-09-20 Pulse Finland Oy Multiband slot loop antenna apparatus and methods
US9123990B2 (en) 2011-10-07 2015-09-01 Pulse Finland Oy Multi-feed antenna apparatus and methods
US9531058B2 (en) 2011-12-20 2016-12-27 Pulse Finland Oy Loosely-coupled radio antenna apparatus and methods
US9484619B2 (en) 2011-12-21 2016-11-01 Pulse Finland Oy Switchable diversity antenna apparatus and methods
US8988296B2 (en) 2012-04-04 2015-03-24 Pulse Finland Oy Compact polarized antenna and methods
US9979078B2 (en) 2012-10-25 2018-05-22 Pulse Finland Oy Modular cell antenna apparatus and methods
US10069209B2 (en) 2012-11-06 2018-09-04 Pulse Finland Oy Capacitively coupled antenna apparatus and methods
US20140194074A1 (en) * 2013-01-07 2014-07-10 Motorola Mobility Llc Method and apparatus for wireless communicationdevice multiband tunable radio architecture
US10079428B2 (en) 2013-03-11 2018-09-18 Pulse Finland Oy Coupled antenna structure and methods
US9647338B2 (en) 2013-03-11 2017-05-09 Pulse Finland Oy Coupled antenna structure and methods
US9634383B2 (en) 2013-06-26 2017-04-25 Pulse Finland Oy Galvanically separated non-interacting antenna sector apparatus and methods
US9680212B2 (en) 2013-11-20 2017-06-13 Pulse Finland Oy Capacitive grounding methods and apparatus for mobile devices
US9590308B2 (en) 2013-12-03 2017-03-07 Pulse Electronics, Inc. Reduced surface area antenna apparatus and mobile communications devices incorporating the same
US9350081B2 (en) 2014-01-14 2016-05-24 Pulse Finland Oy Switchable multi-radiator high band antenna apparatus
US9973228B2 (en) 2014-08-26 2018-05-15 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9948002B2 (en) 2014-08-26 2018-04-17 Pulse Finland Oy Antenna apparatus with an integrated proximity sensor and methods
US9722308B2 (en) 2014-08-28 2017-08-01 Pulse Finland Oy Low passive intermodulation distributed antenna system for multiple-input multiple-output systems and methods of use
US9906260B2 (en) 2015-07-30 2018-02-27 Pulse Finland Oy Sensor-based closed loop antenna swapping apparatus and methods

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5564086A (en) * 1993-11-29 1996-10-08 Motorola, Inc. Method and apparatus for enhancing an operating characteristic of a radio transmitter
GB2289989B (en) * 1994-05-25 1999-01-06 Nokia Mobile Phones Ltd Adaptive antenna matching
US5701595A (en) * 1995-05-04 1997-12-23 Nippondenso Co., Ltd. Half duplex RF transceiver having low transmit path signal loss
JPH0969799A (ja) * 1995-09-01 1997-03-11 Antenna Giken Kk 自動制御サーキュレータ装置
US5880635A (en) * 1997-04-16 1999-03-09 Sony Corporation Apparatus for optimizing the performance of a power amplifier
US5959516A (en) * 1998-01-08 1999-09-28 Rockwell Science Center, Llc Tunable-trimmable micro electro mechanical system (MEMS) capacitor
US6611691B1 (en) * 1998-12-24 2003-08-26 Motorola, Inc. Antenna adapted to operate in a plurality of frequency bands

Also Published As

Publication number Publication date
FI20002882A0 (fi) 2000-12-29
EP1220456A3 (en) 2004-10-20
US20020086643A1 (en) 2002-07-04
EP1220456A2 (en) 2002-07-03

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