WO2008051149A1 - Antenna device and portable radio communication device comprising such antenna device - Google Patents
Antenna device and portable radio communication device comprising such antenna device Download PDFInfo
- Publication number
- WO2008051149A1 WO2008051149A1 PCT/SE2007/000937 SE2007000937W WO2008051149A1 WO 2008051149 A1 WO2008051149 A1 WO 2008051149A1 SE 2007000937 W SE2007000937 W SE 2007000937W WO 2008051149 A1 WO2008051149 A1 WO 2008051149A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- antenna device
- transistor
- frequency band
- radiating element
- operating frequency
- Prior art date
Links
Classifications
-
- 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
- H01Q1/18—Means for stabilising antennas on an unstable platform
-
- 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
- H01Q1/243—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 with built-in antennas
-
- 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
- H03F1/08—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements
- H03F1/22—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively
- H03F1/223—Modifications of amplifiers to reduce detrimental influences of internal impedances of amplifying elements by use of cascode coupling, i.e. earthed cathode or emitter stage followed by earthed grid or base stage respectively with MOSFET's
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
- H03F3/193—High frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only with field-effect devices
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2009534540A JP2010507968A (en) | 2006-10-27 | 2007-10-25 | ANTENNA DEVICE AND PORTABLE RADIO COMMUNICATION DEVICE HAVING THE ANTENNA DEVICE |
TW097105659A TW200845599A (en) | 2007-02-28 | 2008-02-19 | Antenna device and portable radio communication device comprising such antenna device |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP06445069.5 | 2006-10-27 | ||
EP06445069A EP1916774A1 (en) | 2006-10-27 | 2006-10-27 | Antenna device and portable radio communication device comprising such antenna device |
EP07445006A EP1916775A1 (en) | 2006-10-27 | 2007-02-28 | Antenna device and portable radio communication device comprising such antenna device |
SE0700491-4 | 2007-02-28 | ||
EP07445006.5 | 2007-02-28 | ||
SE0700491 | 2007-02-28 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2008051149A1 true WO2008051149A1 (en) | 2008-05-02 |
Family
ID=39324853
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE2007/000937 WO2008051149A1 (en) | 2006-10-27 | 2007-10-25 | Antenna device and portable radio communication device comprising such antenna device |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP2010507968A (en) |
KR (2) | KR100983117B1 (en) |
WO (1) | WO2008051149A1 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102202111A (en) * | 2010-07-30 | 2011-09-28 | 惠州Tcl移动通信有限公司 | Mobile terminal and frequency modulation antenna device thereof |
EP3228000A4 (en) * | 2014-12-04 | 2018-07-18 | LLC "Topcon Positioning Systems" | Detection of excessively high interference signal levels during reception of global navigation satellite system signals |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP5001980B2 (en) * | 2009-06-18 | 2012-08-15 | サイトウ共聴特殊機器株式会社 | Antenna booster unit for terrestrial digital TV |
JP4644295B2 (en) * | 2009-06-18 | 2011-03-02 | サイトウ共聴特殊機器株式会社 | Antenna booster unit for terrestrial digital TV |
JP5576690B2 (en) * | 2010-03-26 | 2014-08-20 | 京セラ株式会社 | Portable wireless device |
KR200463283Y1 (en) * | 2011-02-17 | 2012-10-31 | 위너콤 주식회사 | Antenna provided with indirect coupling power feed and capacitive top loading structure |
GB201112839D0 (en) * | 2011-07-26 | 2011-09-07 | Univ Birmingham | Multi-output antenna |
US9061814B2 (en) | 2013-05-06 | 2015-06-23 | Reelex Packaging Solutions, Inc. | Packaging for wound coil |
US8960431B2 (en) | 2013-05-06 | 2015-02-24 | Reelex Packaging Solutions, Inc. | Packaging for wound coil |
KR200483560Y1 (en) | 2014-08-27 | 2017-05-29 | 배한민 | A guidepost |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040214545A1 (en) * | 2003-04-25 | 2004-10-28 | Naoki Kushima | Antenna amplifier and shared antenna amplifier |
EP1667345A1 (en) * | 2004-12-03 | 2006-06-07 | Tdf | Method for transmitting an FM signal |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5435813A (en) * | 1977-08-25 | 1979-03-16 | Kobe Steel Ltd | Controlling method for carbon content of reduced pellets |
JPS58141036A (en) * | 1982-02-16 | 1983-08-22 | Sony Corp | Antenna circuit |
JPH09163459A (en) * | 1995-12-01 | 1997-06-20 | Naporetsukusu:Kk | Incoming call reporting device for portable telephone |
JP3690889B2 (en) | 1996-06-10 | 2005-08-31 | 松下電器産業株式会社 | Receiver circuit |
JP2001320243A (en) * | 2000-05-12 | 2001-11-16 | Sony Corp | Bias circuit and radio communication equipment using the same |
JP2002196837A (en) * | 2000-12-27 | 2002-07-12 | Toshiba Corp | Electronic equipment having communication function |
JP2002320252A (en) * | 2001-04-23 | 2002-10-31 | Kyocera Corp | Portable terminal |
KR100564932B1 (en) * | 2002-01-10 | 2006-03-30 | 마쯔시다덴기산교 가부시키가이샤 | Antenna device and portable apparatus using the same |
JP2004172936A (en) * | 2002-11-20 | 2004-06-17 | Alps Electric Co Ltd | Wide band preamplifier of television tuner |
JP2006180211A (en) * | 2004-12-22 | 2006-07-06 | Kyocera Corp | High-frequency module and communication equipment using the same |
JP2006222892A (en) * | 2005-02-14 | 2006-08-24 | Hosiden Corp | Earphone antenna |
-
2007
- 2007-06-14 KR KR1020070058233A patent/KR100983117B1/en not_active IP Right Cessation
- 2007-10-25 JP JP2009534540A patent/JP2010507968A/en active Pending
- 2007-10-25 WO PCT/SE2007/000937 patent/WO2008051149A1/en active Application Filing
-
2009
- 2009-12-04 KR KR1020090119524A patent/KR101004340B1/en not_active IP Right Cessation
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20040214545A1 (en) * | 2003-04-25 | 2004-10-28 | Naoki Kushima | Antenna amplifier and shared antenna amplifier |
EP1667345A1 (en) * | 2004-12-03 | 2006-06-07 | Tdf | Method for transmitting an FM signal |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN102202111A (en) * | 2010-07-30 | 2011-09-28 | 惠州Tcl移动通信有限公司 | Mobile terminal and frequency modulation antenna device thereof |
EP3228000A4 (en) * | 2014-12-04 | 2018-07-18 | LLC "Topcon Positioning Systems" | Detection of excessively high interference signal levels during reception of global navigation satellite system signals |
Also Published As
Publication number | Publication date |
---|---|
JP2010507968A (en) | 2010-03-11 |
KR100983117B1 (en) | 2010-09-17 |
KR20100007826A (en) | 2010-01-22 |
KR101004340B1 (en) | 2010-12-27 |
KR20080038001A (en) | 2008-05-02 |
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