AU762645B2 - Impedance-matching device - Google Patents

Impedance-matching device Download PDF

Info

Publication number
AU762645B2
AU762645B2 AU44013/99A AU4401399A AU762645B2 AU 762645 B2 AU762645 B2 AU 762645B2 AU 44013/99 A AU44013/99 A AU 44013/99A AU 4401399 A AU4401399 A AU 4401399A AU 762645 B2 AU762645 B2 AU 762645B2
Authority
AU
Australia
Prior art keywords
impedance
matching device
matching
antenna
quarter
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
AU44013/99A
Other languages
English (en)
Other versions
AU4401399A (en
Inventor
Evald Koitsalu
Lars SVEIJER
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Telefonaktiebolaget LM Ericsson AB
Original Assignee
Telefonaktiebolaget LM Ericsson AB
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 Telefonaktiebolaget LM Ericsson AB filed Critical Telefonaktiebolaget LM Ericsson AB
Publication of AU4401399A publication Critical patent/AU4401399A/en
Application granted granted Critical
Publication of AU762645B2 publication Critical patent/AU762645B2/en
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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
    • H04B1/16—Circuits
    • H04B1/18—Input circuits, e.g. for coupling to an antenna or a transmission line
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q1/00—Details of, or arrangements associated with, antennas
    • H01Q1/12—Supports; Mounting means
    • H01Q1/22—Supports; Mounting means by structural association with other equipment or articles
    • H01Q1/24—Supports; Mounting means by structural association with other equipment or articles with receiving set
    • H01Q1/241—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM
    • H01Q1/242—Supports; Mounting means by structural association with other equipment or articles with receiving set used in mobile communications, e.g. GSM specially adapted for hand-held use
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01Q—ANTENNAS, i.e. RADIO AERIALS
    • H01Q19/00—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic
    • H01Q19/06—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens
    • H01Q19/09—Combinations of primary active antenna elements and units with secondary devices, e.g. with quasi-optical devices, for giving the antenna a desired directional characteristic using refracting or diffracting devices, e.g. lens wherein the primary active element is coated with or embedded in a dielectric or magnetic material

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Details Of Aerials (AREA)
  • Variable-Direction Aerials And Aerial Arrays (AREA)
  • Input Circuits Of Receivers And Coupling Of Receivers And Audio Equipment (AREA)
AU44013/99A 1998-05-08 1999-04-23 Impedance-matching device Ceased AU762645B2 (en)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
SE9801611 1998-05-08
SE9801611A SE512036C2 (sv) 1998-05-08 1998-05-08 Anordning för impedansanpassning innefattande två seriella kvartsvågstransformatorer
PCT/SE1999/000668 WO1999059220A2 (en) 1998-05-08 1999-04-23 Impedance-matching device

Publications (2)

Publication Number Publication Date
AU4401399A AU4401399A (en) 1999-11-29
AU762645B2 true AU762645B2 (en) 2003-07-03

Family

ID=20411232

Family Applications (1)

Application Number Title Priority Date Filing Date
AU44013/99A Ceased AU762645B2 (en) 1998-05-08 1999-04-23 Impedance-matching device

Country Status (11)

Country Link
US (2) US6222500B1 (enExample)
EP (1) EP1097489A2 (enExample)
JP (1) JP2002515660A (enExample)
KR (1) KR100554634B1 (enExample)
CN (1) CN1127809C (enExample)
AU (1) AU762645B2 (enExample)
BR (1) BR9910280A (enExample)
EE (1) EE03890B1 (enExample)
MY (1) MY121068A (enExample)
SE (1) SE512036C2 (enExample)
WO (1) WO1999059220A2 (enExample)

Families Citing this family (25)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7154440B2 (en) 2001-04-11 2006-12-26 Kyocera Wireless Corp. Phase array antenna using a constant-gain phase shifter
US7394430B2 (en) 2001-04-11 2008-07-01 Kyocera Wireless Corp. Wireless device reconfigurable radiation desensitivity bracket systems and methods
US7221243B2 (en) 2001-04-11 2007-05-22 Kyocera Wireless Corp. Apparatus and method for combining electrical signals
US7174147B2 (en) 2001-04-11 2007-02-06 Kyocera Wireless Corp. Bandpass filter with tunable resonator
US7164329B2 (en) 2001-04-11 2007-01-16 Kyocera Wireless Corp. Tunable phase shifer with a control signal generator responsive to DC offset in a mixed signal
US6690251B2 (en) 2001-04-11 2004-02-10 Kyocera Wireless Corporation Tunable ferro-electric filter
US7746292B2 (en) 2001-04-11 2010-06-29 Kyocera Wireless Corp. Reconfigurable radiation desensitivity bracket systems and methods
US7071776B2 (en) 2001-10-22 2006-07-04 Kyocera Wireless Corp. Systems and methods for controlling output power in a communication device
JP2003188605A (ja) * 2001-12-18 2003-07-04 Murata Mfg Co Ltd ローパスフィルタ
US7180467B2 (en) * 2002-02-12 2007-02-20 Kyocera Wireless Corp. System and method for dual-band antenna matching
US7176845B2 (en) 2002-02-12 2007-02-13 Kyocera Wireless Corp. System and method for impedance matching an antenna to sub-bands in a communication band
US7184727B2 (en) 2002-02-12 2007-02-27 Kyocera Wireless Corp. Full-duplex antenna system and method
US6856211B2 (en) * 2002-05-21 2005-02-15 Nagano Japan Radio Co., Ltd. Coaxial type impedance matching device
US7720443B2 (en) 2003-06-02 2010-05-18 Kyocera Wireless Corp. System and method for filtering time division multiple access telephone communications
US7366304B2 (en) * 2003-10-07 2008-04-29 Lenovo (Singapore) Pte. Ltd. Cruable U-NII wireless radio with secure, integral antenna connection via SM BIOS in U-NII wireless ready device
JP4469632B2 (ja) * 2004-02-24 2010-05-26 富士通株式会社 アンテナ整合回路用制御装置
US7248845B2 (en) 2004-07-09 2007-07-24 Kyocera Wireless Corp. Variable-loss transmitter and method of operation
US7453393B2 (en) * 2005-01-18 2008-11-18 Siemens Milltronics Process Instruments Inc. Coupler with waveguide transition for an antenna in a radar-based level measurement system
WO2007035956A1 (en) * 2005-09-23 2007-03-29 California Institute Of Technology Electrical funnel: a novel broadband signal combining method
US7548762B2 (en) 2005-11-30 2009-06-16 Kyocera Corporation Method for tuning a GPS antenna matching network
US8723722B2 (en) * 2008-08-28 2014-05-13 Alliant Techsystems Inc. Composites for antennas and other applications
US7922528B2 (en) * 2009-04-03 2011-04-12 John Mezzalingua Associates, Inc. Connector and connector system with removable tuning insulator for impedance matching
TWI462385B (zh) * 2009-05-26 2014-11-21 Wistron Neweb Corp 自我匹配之帶通濾波器及其相關降頻器
US10813691B2 (en) * 2014-10-01 2020-10-27 Covidien Lp Miniaturized microwave ablation assembly
CN116130912B (zh) * 2023-04-17 2023-06-13 中国科学院合肥物质科学研究院 一种功率传输系统

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0359361A1 (en) * 1988-08-03 1990-03-21 Alliance Research Corporation Retractable cellular antenna
US5563615A (en) * 1993-01-15 1996-10-08 Motorola, Inc. Broadband end fed dipole antenna with a double resonant transformer
WO1997030489A1 (en) * 1996-02-13 1997-08-21 Allgon Ab Dual band antenna means incorporating helical and elongated radiating structures

Family Cites Families (17)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB591667A (en) * 1942-03-31 1947-08-25 Sperry Gyroscope Co Inc Improvements in or relating to impedance transformers for wave guides
US2518665A (en) * 1942-08-22 1950-08-15 Emi Ltd Connector for high-frequency transmission lines and the like
US2438915A (en) * 1943-07-30 1948-04-06 Sperry Corp High-frequency terminating impedance
NL136052B (enExample) * 1944-11-16
US2767380A (en) * 1952-09-30 1956-10-16 Bell Telephone Labor Inc Impedance transformer
DE1122116B (de) * 1960-07-07 1962-01-18 Rohde & Schwarz Verbindungsstueck zwischen Koaxialleitungen
US3157845A (en) * 1963-01-29 1964-11-17 Gen Electric Rectangular to ridged waveguide transition having separate mode converting and impedance matching sections
US3909755A (en) * 1974-07-18 1975-09-30 Us Army Low pass microwave filter
FR2447111A1 (fr) * 1978-07-11 1980-08-14 Radiotechnique Compelec Oscillateur hyperfrequence a large bande, a diode gunn, accorde par un grenat
JPS58196701A (ja) * 1982-05-11 1983-11-16 Nec Corp マイクロ波回路
US4617539A (en) * 1985-05-13 1986-10-14 Raytheon Company Reflective phase shifter
US4694264A (en) * 1986-03-05 1987-09-15 The United States Of America As Represented By The United States Department Of Energy Radio frequency coaxial feedthrough device
US4760400A (en) * 1986-07-15 1988-07-26 Canadian Marconi Company Sandwich-wire antenna
US5065819A (en) * 1990-03-09 1991-11-19 Kai Technologies Electromagnetic apparatus and method for in situ heating and recovery of organic and inorganic materials
US5369367A (en) * 1992-12-02 1994-11-29 Hughes Aircraft Company Wideband coax-to-TM01 converter and testing system using the same
JP2821567B2 (ja) * 1993-02-26 1998-11-05 五郎 菅原 高周波信号伝送装置
US5847625A (en) * 1997-04-02 1998-12-08 Tx Rx Systems Inc. Power Divider directional coupler

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0359361A1 (en) * 1988-08-03 1990-03-21 Alliance Research Corporation Retractable cellular antenna
US5563615A (en) * 1993-01-15 1996-10-08 Motorola, Inc. Broadband end fed dipole antenna with a double resonant transformer
WO1997030489A1 (en) * 1996-02-13 1997-08-21 Allgon Ab Dual band antenna means incorporating helical and elongated radiating structures

Also Published As

Publication number Publication date
KR20010071219A (ko) 2001-07-28
AU4401399A (en) 1999-11-29
US20010026243A1 (en) 2001-10-04
CN1127809C (zh) 2003-11-12
CN1300471A (zh) 2001-06-20
BR9910280A (pt) 2001-01-09
EE03890B1 (et) 2002-10-15
JP2002515660A (ja) 2002-05-28
HK1038285A1 (en) 2002-03-08
SE9801611D0 (sv) 1998-05-08
EP1097489A2 (en) 2001-05-09
KR100554634B1 (ko) 2006-02-22
EE200000635A (et) 2002-04-15
SE9801611L (sv) 1999-11-09
SE512036C2 (sv) 2000-01-17
US6222500B1 (en) 2001-04-24
WO1999059220A2 (en) 1999-11-18
WO1999059220A3 (en) 2000-01-20
MY121068A (en) 2005-12-30

Similar Documents

Publication Publication Date Title
AU762645B2 (en) Impedance-matching device
US6107972A (en) Multiband antenna system
KR100306274B1 (ko) 무선 송수신기를 위한 이중 대역 안테나
US5374937A (en) Retractable antenna system
CN100524944C (zh) 折叠式天线
US20020190906A1 (en) Ceramic chip antenna
EP1643594A2 (en) Antenna
US5841407A (en) Multiple-tuned normal-mode helical antenna
GB2309592A (en) Miniature antenna
US5559524A (en) Antenna system including a plurality of meander conductors for a portable radio apparatus
US5604507A (en) Wide-banded mobile antenna
WO1998049747A1 (en) Dual-band antenna with a single matching network
JP2000223928A (ja) アンテナ装置
EP0772255B1 (en) Multiband antenna with a distributed-constant dielectric resonant circuit, and multiband portable radio apparatus comprising such an antenna
US6778149B2 (en) Composite antenna apparatus
EP0829106B1 (en) Antenna assembly
US6288681B1 (en) Dual-band antenna for mobile telecommunication units
US6525692B2 (en) Dual-band antenna for mobile telecommunication units
JP4232156B2 (ja) 表面実装型チップアンテナ及びアンテナ装置、並びにこれらを搭載した通信機器
JPH10505727A (ja) ベースステーションの加算回路網を同調する方法
US6359592B1 (en) Minimum frequency shift telescoping antenna
KR100326224B1 (ko) 다수의 주파수 대역에서 동작되도록 적용되는 안테나
US7202829B2 (en) Broadband mobile antenna with integrated matching circuits
US20070241972A1 (en) Antenna arrangement
JP2705200B2 (ja) 車両用共用アンテナ装置

Legal Events

Date Code Title Description
FGA Letters patent sealed or granted (standard patent)