CN102160234A - An antenna device and a portable radio communication device comprising such antenna device - Google Patents
An antenna device and a portable radio communication device comprising such antenna device Download PDFInfo
- Publication number
- CN102160234A CN102160234A CN2009801359856A CN200980135985A CN102160234A CN 102160234 A CN102160234 A CN 102160234A CN 2009801359856 A CN2009801359856 A CN 2009801359856A CN 200980135985 A CN200980135985 A CN 200980135985A CN 102160234 A CN102160234 A CN 102160234A
- Authority
- CN
- China
- Prior art keywords
- radiation element
- elongated radiation
- filter
- antenna assembly
- bluetooth
- 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.)
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q9/00—Electrically-short antennas having dimensions not more than twice the operating wavelength and consisting of conductive active radiating elements
- H01Q9/04—Resonant antennas
- H01Q9/0407—Substantially flat resonant element parallel to ground plane, e.g. patch antenna
- H01Q9/0421—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with a shorting wall or a shorting pin at one end of the element
-
- 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
- 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
- H01Q1/38—Structural form of radiating elements, e.g. cone, spiral, umbrella; Particular materials used therewith formed by a conductive layer on an insulating support
-
- 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
- H01Q5/314—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors
- H01Q5/321—Individual or coupled radiating elements, each element being fed in an unspecified way using frequency dependent circuits or components, e.g. trap circuits or capacitors within a radiating element or between connected radiating elements
-
- 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
- H01Q5/35—Individual or coupled radiating elements, each element being fed in an unspecified way for different propagation modes using two or more simultaneously fed points
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q7/00—Loop antennas with a substantially uniform current distribution around the loop and having a directional radiation pattern in a plane perpendicular to the plane of the loop
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Variable-Direction Aerials And Aerial Arrays (AREA)
- Support Of Aerials (AREA)
- Position Fixing By Use Of Radio Waves (AREA)
- Waveguide Aerials (AREA)
Abstract
The present invention relates to an antenna device for a portable radio communication device adapted for simultaneous FM, BT and GPS operation. The antenna device comprises a first elongated radiating element (1) having a first end (2) and a second end (3), a second elongated radiating element (4) having a first end (5) and a second end (6), and filtering means (7), wherein the first end (2) of the first elongated radiating element (1) is configured for connection to a GPS receiver (9) and to a BT transceiver (10), the second end (3) of the first elongated radiating element (1) is connected to the filtering means (7), the first end (5) of the second elongated radiating element (4) is connected to the filtering means (7), the second end (6) of the second elongated radiating element (4) is configured for grounding, and the first radiating element (1); is configured for connection to a FM transceiver (11) close to the first end (2) of the first elongated radiating element, and the filtering means (7) is configured to pass FM and GPS operating frequencies and to stop BT operating frequencies.
Description
Technical field
Present invention relates in general to antenna assembly, and relate more specifically to the antenna assembly that in Pertable raido communication device, uses as mobile phone.
Background technology
Built-in aerial has been used a period of time in Pertable raido communication device.Use built-in aerial to have many advantages, wherein the advantage that can mention is, built-in aerial is little and light, and this makes built-in aerial be suitable for the application that size and weight all have importance, such as mobile phone, PDA, portable computer or similar device.
But the application of built-in aerial in mobile phone is provided with some restrictions to the structure of antenna element.Specifically, in Pertable raido communication device, the space that is used for Built-in antenna apparatus is limited.These restrictions may make the structure that is difficult to find the antenna assembly that intended use is provided.This is particularly accurate for the antenna of the radio signal that is designed to lower frequency, because compare with the antenna in higher frequency operation, the needed physical length of such antenna is very big.
A concrete application of the work in lower band is frequency modulation (FM) radio application.The frequency modulation working band is restricted to the frequency between the 88MHz to 108MHz in most of area in the world, and is restricted to frequency between the 76MHz to 90MHz in Japan.The conventional antenna structure such as the prior art of loop aerial or unipole antenna that is assemblied in the housing of Pertable raido communication device can cause not satisfied operation, this antenna performance on enough wide frequency band is too poor, perhaps has enough performances on too narrow frequency band.
On the contrary, the conventional frequency-modulated antenna that is used for Pertable raido communication device is set at the earphone cord that is connected to communicator usually.This structure with long relatively line allows antenna length to be enough to be used in low frequency applications equally.But if exterior antenna can not get allowing, then this scheme is obviously infeasible.
In addition, the present operating frequency range that has many time at other frequency bands outside the frequency modulation of Pertable raido communication device is such as GSM900, GSM1800, GPS, bluetooth, WLAN, WCDMA and GPS.Pertable raido communication device has limited space, and therefore expectation is added multiple function to antenna assembly under possible situation.
Summary of the invention
The purpose of this invention is to provide a kind of antenna assembly that is used for Pertable raido communication device, this antenna assembly effectively utilizes the free space of Pertable raido communication device and the frequency modulation frequency band operation is provided at least.
According to the present invention, this purpose etc. is to reach respectively by antenna assembly and Pertable raido communication device that appended claim limits.
A kind of antenna assembly that is fit to carry out simultaneously frequency modulation, bluetooth (BT) and global positioning system (GPS) operation that is used for Pertable raido communication device is provided, and this antenna assembly comprises: the first elongated radiation element with first end and second end; The second elongated radiation element with first end and second end; And filter, wherein, described first end of the described first elongated radiation element is configured to be connected to GPS receiver and is connected to bluetooth transceiver, described second end of the described first elongated radiation element is connected to described filter, described first end of the described second elongated radiation element is connected to described filter, described second end of the described second elongated radiation element is configured to ground connection, and described first radiant element is configured to be connected to the frequency modulation transceiver in the position of described first end of the close described first elongated radiation element, and described filter is configured to make frequency modulation operating frequency and global positioning system operating frequency to pass through and prevention bluetooth operating frequency, a kind of frequency modulation that enables to carry out simultaneously is provided, the unify antenna assembly of Bluetooth operation of global positioning system, owing under the situation that does not significantly increase the space, increased the global positioning system Bluetooth operation of unifying, so this antenna assembly has effectively utilized free space.
Provide the dielectric carrier of described first elongated radiation element of supporting and the described second elongated radiation element by being preferably this antenna assembly, provide the robust of this antenna assembly to install.Described dielectric carrier is the part of the bonnet of described Pertable raido communication device preferably, and this provides the scheme of economy and robust.
By first filter as radio-frequency choke preferably is provided, described Bluetooth antenna is inverse-F antenna (IFA) effectively.
By second filter as capacitor preferably is provided, obtained simple, low-cost and effective filter.
By the 3rd filter as capacitor preferably is provided, it is tuning to have obtained simple, low-cost and effective frequency modulation, and described the 3rd filter is worked effectively and be bluetooth ground connection and global positioning system ground connection simultaneously.
By described first radiant element and described second radiant element that has the length that operation is disposed at frequency modulation together preferably is provided, this antenna assembly is based on the operation that requires most of space.
By the described first elongated radiation element that has at the length of Bluetooth operation preferably is provided, can dispose Bluetooth operation frequency modulation and global positioning system structure not being caused under the situation of large disturbance very.
By preferably providing, can not cause under the situation of large disturbance very the configuration global positioning system to operate to bluetooth and frequency modulation structure between described first end of the described first elongated radiation element and to the tuning length that dispose between the connecting portion of described frequency modulation transceiver at GPS receiver.Between described first end of described first radiant element and to the length between the connecting portion of described frequency modulation transceiver also preferably at the coupling that makes GPS receiver and bluetooth transceiver and configuration.
A kind of Pertable raido communication device that comprises said antenna device also is provided.
Define more preferred implementation in the dependent claims.
Description of drawings
From the detailed description and the accompanying drawings to execution mode given below, can understand the present invention more all sidedly, these execution modes and accompanying drawing only provide for illustration, thereby are not limitation of the present invention, in the accompanying drawings:
Fig. 1 is the schematic diagram that illustrates according to first execution mode of antenna assembly of the present invention.
Fig. 2 is the partial sectional view of installing in Pertable raido communication device according to the solid of antenna assembly of the present invention.
Fig. 3 is the schematic diagram that second execution mode of antenna assembly of the present invention is shown.
Embodiment
In the following description, unrestricted purpose has been set forth such as the concrete technology and the detail of application, so that thorough understanding of the present invention to be provided for explanation.But, it will be apparent to those skilled in the art that the present invention can put into practice in departing from other execution modes of these details.In other examples, omitted detailed description to known method and device, obscure description of the invention not use unnecessary details.
In below the description and claim, used the term radiation element.It should be understood that this term is intended to cover in order to receive and/or to send radio signal and the conducting element that is provided with.
The antenna assembly that is used for Pertable raido communication device of first embodiment of the invention is described referring now to Fig. 1 and Fig. 2.This antenna assembly comprises first elongated radiation element 1 with first end 2 and second end 3 and the second elongated radiation element 4 with first end 5 and second end 6.This antenna assembly comprises that also first filter, 7, the first filters 7 are connected between first end 5 of second end 3 of the first elongated radiation element 1 and the second elongated radiation element 4.First end 2 of the first elongated radiation element 1 is connected to second filter, 12, the second filters 12 and is connected to GPS (global positioning system) receiver 9 and BT (bluetooth) receiver 10.Second end 6 of the second elongated radiation element 4 is connected to ground.Frequency modulation transceiver 11 is connected to the point 8 near its first end 2 of the first elongated radiation element 1.Tie point 8 also is connected to ground by the 3rd filter 13.
The first elongated radiation element 1 and the second elongated radiation element 4 have tuning at frequency modulation operation and global positioning system and length 14 about 90mm of disposing together.The first elongated radiation element 11 has the length 15 of the about 40mm that disposes at Bluetooth operation.Length 16 between first end 2 of the tie point 8 and the first elongated radiation element 1 is at the coupling of GPS receiver 9 and bluetooth transceiver 10 and be configured to about 10mm.The example lengths that provides above depends on the distance that for example exceeds ground plane means 17, under the situation of present embodiment based on the distance of about 7mm.
The plane component that first radiant element and second radiant element are preferably supported by dielectric carrier.This dielectric carrier for example is the part of the bonnet of Pertable raido communication device 20.Alternatively, this dielectric carrier for example is the part in the intermediate layer of Pertable raido communication device 20.In addition, alternatively oneself's supporting of first radiant element and second radiant element.
This antenna assembly preferably forms the semi-circular radiant element at the frequency modulation operation.Owing to be set at ground plane device 17 tops, therefore this semi-circular radiant element is virtual loop aerial.This antenna assembly has formed the inverse-F antenna at Bluetooth operation effectively, and effectively utilizes the first elongated radiation element and the second elongated radiation element at the global positioning system operation.
Figure 3 illustrates second execution mode according to antenna assembly of the present invention.Except following details, second execution mode of antenna assembly is identical with first execution mode of above-described antenna assembly.
This antenna assembly comprises bluetooth/global positioning system duplexer filter 18, and this antenna assembly for example is implemented as the assembly of standard or is integrated on the chip.
To be apparent that the present invention can carry out modification according to multiple mode.These modification should not be regarded as departing from the scope of the present invention that is defined by the following claims.Be intended to all these tangible to those skilled in the art modification all are included in the scope of the present invention that is defined by the following claims.
Claims (12)
1. an antenna assembly that is fit to carry out simultaneously frequency modulation, bluetooth and global positioning system operation that is used for Pertable raido communication device is characterized in that,
Described antenna assembly comprises: the first elongated radiation element (1) with first end (2) and second end (3); The second elongated radiation element (4) with first end (5) and second end (6); And filter (7), wherein, described first end (2) of the described first elongated radiation element (1) is configured to be connected to GPS receiver (9) and is connected to bluetooth transceiver (10), described second end (3) of the described first elongated radiation element (1) is connected to described filter (7), described first end (5) of the described second elongated radiation element (4) is connected to described filter (7), described second end (6) of the described second elongated radiation element (4) is configured to ground connection, and described first radiant element (1) is configured to be connected to frequency modulation transceiver (11) in the position of described first end (2) of the close described first elongated radiation element (1), and
Described filter (7) is configured to make frequency modulation operating frequency and global positioning system operating frequency to pass through and prevention bluetooth operating frequency.
2. an antenna assembly that is fit to carry out simultaneously frequency modulation, bluetooth and global positioning system operation that is used for Pertable raido communication device is characterized in that,
Described antenna assembly comprises: the first elongated radiation element (1) with first end (2) and second end (3); The second elongated radiation element (4) with first end (5) and second end (6); And filter (7), wherein, described first end (2) of the described first elongated radiation element (1) is connected to GPS receiver (9) and is connected to bluetooth transceiver (10), described second end (3) of the described first elongated radiation element (1) is connected to described filter (7), described first end (5) of the described second elongated radiation element (4) is connected to described filter (7), described second end (6) ground connection of the described second elongated radiation element (4), and described first radiant element (1) is connected to frequency modulation transceiver (11) in the position of described first end (2) of the close described first elongated radiation element, and
Described filter (7) is configured to make frequency modulation operating frequency and global positioning system operating frequency to pass through and prevention bluetooth operating frequency.
3. an antenna assembly that is fit to carry out simultaneously frequency modulation, bluetooth and global positioning system operation that is used for Pertable raido communication device is characterized in that,
Described antenna assembly comprises: the first elongated radiation element (1) with first end (2) and second end (3); The second elongated radiation element (4) with first end (5) and second end (6); First filter (7); Second filter (12); The 3rd filter (13); GPS receiver (9); Bluetooth transceiver (10); And frequency modulation transceiver (11), wherein, described first end (2) of the described first elongated radiation element (1) is connected to described GPS receiver (9) and is connected to described bluetooth transceiver (10) by described second filter (12), described second end (3) of the described first elongated radiation element (1) is connected to described first filter (7), described first end (5) of the described second elongated radiation element (4) is connected to described first filter (7), described second end (6) ground connection of the described second elongated radiation element (4), and described first radiant element (1) is connected to described frequency modulation transceiver (11) in the position of described first end (2) of the close described first elongated radiation element by described the 3rd filter (13), and
Described first filter (7) is configured to make frequency modulation operating frequency and global positioning system operating frequency to pass through and prevention bluetooth operating frequency, described second filter (12) is configured to make bluetooth operating frequency and global positioning system operating frequency to pass through and stops the frequency modulation operating frequency, and described the 3rd filter (13) is configured to make bluetooth operating frequency and global positioning system operating frequency ground connection and tuning modulation operating frequency.
4. according to each described antenna assembly in the claim 1 to 3, this antenna assembly comprises the dielectric carrier of described first elongated radiation element of supporting and the described second elongated radiation element.
5. antenna assembly according to claim 4, wherein, described dielectric carrier is the part of the bonnet of described Pertable raido communication device.
6. according to each described antenna assembly in the claim 1 to 5, wherein, described first filter (7) is a radio-frequency choke.
7. according to each described antenna assembly in the claim 1 to 6, wherein, described second filter and described the 3rd filter are capacitors.
8. according to each described antenna assembly in the claim 1 to 7, wherein, described first radiant element and described second radiant element have the length (14) that disposes at described frequency modulation operation together.
9. antenna assembly according to claim 8, wherein, the described first elongated radiation element has the length (15) that disposes at described Bluetooth operation.
10. according to each described antenna assembly in the aforementioned claim, wherein, be to dispose between described first end (2) of the described first elongated radiation element (1) and to the length between the connecting portion (8) of described frequency modulation transceiver at the tuning of GPS receiver.
11. according to each described antenna assembly in the aforementioned claim, wherein, dispose between described first end (2) of the described first elongated radiation element (1) and to the coupling of the length between the connecting portion (8) of described frequency modulation transceiver at GPS receiver and bluetooth transceiver.
12. a Pertable raido communication device is characterized in that, this Pertable raido communication device comprises: according to each described antenna assembly in the aforementioned claim; With ground plane device (18), wherein, the described first elongated radiation element (1) and the second elongated radiation element (4) are set at the top of described ground plane means (18).
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP08164510.3 | 2008-09-17 | ||
| EP08164510A EP2166614A1 (en) | 2008-09-17 | 2008-09-17 | An antenna device and a portable radio communication device comprising such antenna device |
| PCT/SE2009/051031 WO2010033071A1 (en) | 2008-09-17 | 2009-09-16 | An antenna device and a portable radio communication device comprising such antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102160234A true CN102160234A (en) | 2011-08-17 |
Family
ID=40478565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801359856A Pending CN102160234A (en) | 2008-09-17 | 2009-09-16 | An antenna device and a portable radio communication device comprising such antenna device |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP2166614A1 (en) |
| CN (1) | CN102160234A (en) |
| WO (1) | WO2010033071A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2011131247A1 (en) * | 2010-04-23 | 2011-10-27 | Laird Technologies Ab | Antenna device and portable electronic device comprising such an antenna device |
| WO2013099229A2 (en) | 2011-12-30 | 2013-07-04 | Makita Corporation | Battery system for a power tool, as well as battery holder therefor, charger, and charging system |
| US9781496B2 (en) | 2012-10-25 | 2017-10-03 | Milwaukee Electric Tool Corporation | Worksite audio device with wireless interface |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1460311A (en) * | 2001-02-26 | 2003-12-03 | 日本安特尼株式会社 | Multifrequency antenna |
| US20060099993A1 (en) * | 2004-11-05 | 2006-05-11 | Nokia Corporation | Multiple antenna portable hand-held electronic device |
| EP1906538A2 (en) * | 2006-09-29 | 2008-04-02 | Broadcom Corporation | Method and system for communicating information in a multi-antenna system |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6204819B1 (en) * | 2000-05-22 | 2001-03-20 | Telefonaktiebolaget L.M. Ericsson | Convertible loop/inverted-f antennas and wireless communicators incorporating the same |
| JP3629448B2 (en) * | 2001-07-27 | 2005-03-16 | Ｔｄｋ株式会社 | ANTENNA DEVICE AND ELECTRONIC DEVICE HAVING THE SAME |
| JP2004040596A (en) * | 2002-07-05 | 2004-02-05 | Matsushita Electric Ind Co Ltd | Multiple frequency antenna for portable radio equipment |
| US7420511B2 (en) * | 2002-11-18 | 2008-09-02 | Yokowo Co., Ltd. | Antenna for a plurality of bands |
| JP3889423B2 (en) * | 2004-12-16 | 2007-03-07 | 松下電器産業株式会社 | Polarization switching antenna device |
-
2008
- 2008-09-17 EP EP08164510A patent/EP2166614A1/en not_active Withdrawn
-
2009
- 2009-09-16 WO PCT/SE2009/051031 patent/WO2010033071A1/en active Application Filing
- 2009-09-16 CN CN2009801359856A patent/CN102160234A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1460311A (en) * | 2001-02-26 | 2003-12-03 | 日本安特尼株式会社 | Multifrequency antenna |
| US20060099993A1 (en) * | 2004-11-05 | 2006-05-11 | Nokia Corporation | Multiple antenna portable hand-held electronic device |
| EP1906538A2 (en) * | 2006-09-29 | 2008-04-02 | Broadcom Corporation | Method and system for communicating information in a multi-antenna system |
Also Published As
| Publication number | Publication date |
|---|---|
| EP2166614A1 (en) | 2010-03-24 |
| WO2010033071A1 (en) | 2010-03-25 |
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