GB0414822D0 - Antenna for use in a mobile radio communication device - Google Patents
Antenna for use in a mobile radio communication deviceInfo
- Publication number
- GB0414822D0 GB0414822D0 GBGB0414822.7A GB0414822A GB0414822D0 GB 0414822 D0 GB0414822 D0 GB 0414822D0 GB 0414822 A GB0414822 A GB 0414822A GB 0414822 D0 GB0414822 D0 GB 0414822D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- antenna
- communication device
- radio communication
- mobile radio
- mobile
- 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.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—Helical antennas
- H01Q11/083—Tapered helical aerials, e.g. conical spiral aerials
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/20—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements characterised by the operating wavebands
-
- 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
-
- 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
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/36—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith
- H01Q1/362—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith for broadside radiating helical antennas
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q11/00—Electrically-long antennas having dimensions more than twice the shortest operating wavelength and consisting of conductive active radiating elements
- H01Q11/02—Non-resonant antennas, e.g. travelling-wave antenna
- H01Q11/08—Helical antennas
-
- H01Q5/0003—
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/30—Arrangements for providing operation on different wavebands
- H01Q5/307—Individual or coupled radiating elements, each element being fed in an unspecified way
- H01Q5/342—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes
- H01Q5/357—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using a single feed point
- H01Q5/364—Creating multiple current paths
- H01Q5/371—Branching current paths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q5/00—Arrangements for simultaneous operation of antennas on two or more different wavebands, e.g. dual-band or multi-band arrangements
- H01Q5/40—Imbricated or interleaved structures; Combined or electromagnetically coupled arrangements, e.g. comprising two or more non-connected fed radiating elements
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Details Of Aerials (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0414822A GB2418781B (en) | 2004-07-02 | 2004-07-02 | Antenna with dual helical portions for use in radio communications |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB0414822A GB2418781B (en) | 2004-07-02 | 2004-07-02 | Antenna with dual helical portions for use in radio communications |
Publications (3)
Publication Number | Publication Date |
---|---|
GB0414822D0 true GB0414822D0 (en) | 2004-08-04 |
GB2418781A GB2418781A (en) | 2006-04-05 |
GB2418781B GB2418781B (en) | 2006-11-22 |
Family
ID=32843437
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB0414822A Expired - Fee Related GB2418781B (en) | 2004-07-02 | 2004-07-02 | Antenna with dual helical portions for use in radio communications |
Country Status (1)
Country | Link |
---|---|
GB (1) | GB2418781B (en) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP2244333B1 (en) * | 2009-04-24 | 2013-11-13 | Spacecode | RFID system |
WO2011011928A1 (en) * | 2009-07-31 | 2011-02-03 | 海能达通信股份有限公司 | Dual frequency antenna with wide frequency |
US8717252B2 (en) | 2009-07-31 | 2014-05-06 | Hytera Communications Corp., Ltd. | Dual frequency antenna |
US8681059B2 (en) | 2011-06-22 | 2014-03-25 | Motorola Solutions, Inc. | Antenna configuration |
JP2014093623A (en) * | 2012-11-02 | 2014-05-19 | Mitsumi Electric Co Ltd | Antenna and antenna device including the same |
CN109155454B (en) * | 2016-05-16 | 2020-10-02 | 摩托罗拉解决方案公司 | Dual contrawound antenna for communication equipment |
EP3994765A1 (en) * | 2019-05-10 | 2022-05-11 | California Institute of Technology | Electrically small self-resonant electro-quasistatic exciter and detector with canceled magnetic field |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3220815B2 (en) * | 1992-07-29 | 2001-10-22 | 京セラ株式会社 | antenna |
AU680065B2 (en) * | 1993-09-20 | 1997-07-17 | Motorola, Inc. | Antenna arrangement for a wireless communication device |
WO1997018601A1 (en) * | 1995-11-15 | 1997-05-22 | Allgon Ab | Dual band antenna means |
FI102434B (en) * | 1996-08-22 | 1998-11-30 | Filtronic Lk Oy | dual-frequency, |
KR100406352B1 (en) * | 2001-03-29 | 2003-11-28 | 삼성전기주식회사 | Antenna and method for manufacture thereof |
-
2004
- 2004-07-02 GB GB0414822A patent/GB2418781B/en not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
GB2418781A (en) | 2006-04-05 |
GB2418781B (en) | 2006-11-22 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
732E | Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977) |
Free format text: REGISTERED BETWEEN 20120419 AND 20120425 |
|
PCNP | Patent ceased through non-payment of renewal fee |
Effective date: 20220702 |