WO2001076006A1 - Systeme d'antenne - Google Patents
Systeme d'antenne Download PDFInfo
- Publication number
- WO2001076006A1 WO2001076006A1 PCT/SE2001/000702 SE0100702W WO0176006A1 WO 2001076006 A1 WO2001076006 A1 WO 2001076006A1 SE 0100702 W SE0100702 W SE 0100702W WO 0176006 A1 WO0176006 A1 WO 0176006A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- ground plane
- antenna
- connector
- antenna element
- arrangement
- 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
- H01Q1/22—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
- H01Q1/48—Earthing means; Earth screens; Counterpoises
-
- 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
- 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
- H01Q9/045—Substantially flat resonant element parallel to ground plane, e.g. patch antenna with particular feeding means
Definitions
- the present invention relates to an antenna arrangement of type that comp ⁇ ses a ground plane spaced apart from an antenna plane for use in a mobile communication device
- the invention also concerns a method of manufactu ⁇ ng and mounting the same
- a critical parameter is the connection between the feeding and earth connectors to the antenna element and ground plane, respectively, and to the connections from the circuitry
- one of the antenna element or the feeding element is plated with an inert metal, such as gold or the like, to avoid oxidation problems
- an inert metal such as gold or the like
- European Patent Application No 851 531 discloses an antenna assembly comp ⁇ ses an antenna a circuit board and components, and means for covering the circuitry whilst also retaining the antenna in physical connection to the circuit unit when the antenna and the circuit unit are brought together
- this device cover and retaining means takes the form of a deformable electncal coupler which provides an electncal coupling between the antenna and the circuit unit when the antenna and the circuit unit are brought together
- the antenna is fixed via its ground region to the cover, and this cover engages with lower member and sprung pin when the antenna unit is compressed onto the circuit unit
- the cover and lower member are electncally conductive and make the ground connection between the antenna and the circuit
- the sprung pm makes the electrical feed connection to the antenna
- the cover and retaining means may also act as a shielding device
- a new category of mobile communications antenna is implemented m a single layer of conducting matenal Wire-slot sections, including wire-tabs defining slots in the matenal, partially extend around the penmeter of at least one patch-tab section of the antenna
- the penmeter of the at least one patch-tab section forms one edge of each slot
- the wire-tab of a wire-slot section forms a second edge of the slot
- the wire-tabs of the wire-slot sections are separated from the patch-tab section by the slots and merge into the patch-tab section at a desired point
- the length of each of the wire-slot sections may vary A portion of each of a pair of the wire-tabs of the wire- slot sections functions as an input feed
- the patch-tab section may be implemented as a single tab or as a plurality of tabs separated from one another by a slot
- US 5,657,028 discloses a module (1') adapted for insertion into a data processor (2)
- the module includes an interface (40) for electncally coupling the module to the data processor, a modem (42) that is bidirectionally coupled to the interface, an RF energy transmitter (44) having an input coupled to an output of the modem, an RF energy receiver (46) having an output coupled to an input of the modem, and a partially shorted, dual C-patch antenna (20) that is electncally coupled to an output of the RF energy transmitter and to an input of the RF energy receiver
- the partially shorted, dual C-patch antenna is compnsed of a truncated ground plane (22), a layer of dielectnc matenal (28) having a first surface overlying the ground plane and an opposing second surface, and an electncally conductive layer (30) overlying the second opposing surface of the dielectnc layer
- the electncally conductive layer forms a radiating patch and has a
- the main object of the present invention is to provide an antenna, which is easy to manufacture and mount inside a communication device.
- the connectors i.e. the connecting elements establishing connection between the antenna element and a feeding point, and the ground and the ground plane, in the antenna of the invention are easy to manufacture and provide with a protective layer, which provides an inexpensive antenna simplifies the assembly of the antenna
- the antenna according the invention has a modular structure, which allows easy vanation of the antenna depending on the communication device, needs and requirements.
- At least one of said connector elements has a first and a second contact surface and said element is attached to said antenna element and the ground plane such that at least one of said first and second contact surfaces apply a contact pressure on at least one of the antenna element or the ground plane and hold together said antenna element or the ground plane.
- said at least one connector element is arranged as a clip or clasp and are substantially S or U-shaped.
- said substantially S-shaped ground connector element is provided with a connection point at one end to said antenna element, a connection point to said ground element and a connection point to a grounding point at another end
- said substantially S-shaped feed connector element is provided with a connection point at one end to said antenna element and a connection point to a feeding point at the other end
- a spacer means is provided between said antenna element and ground plane and the spacer is provided with a blocking means distancing said feed connector element from the ground plane to provide isolation between the feeding element and the ground plane
- a method of the invention for arranging an antenna arrangement compnsing an antenna element arranged spaced apart from a ground plane and provided with at least one feeding connector element and at least one ground connector element steps of: providing at least one of said connector elements loosely, and attaching said connector element between said antenna element and the ground plane to provide a contact pressure on at least one of the antenna element or the ground plane, are provided
- the invention also concerns a communication arrangement compnsmg an internally arranged antenna device, compnsmg an antenna element arranged spaced apart from a ground plane and provided with at least one feeding connector element and at least one ground connector element At least one of said connector elements, provided loosely, is attachable between said antenna element and the ground plane to provide a contact pressure on at least one of the antenna element or the ground plane.
- the arrangement may be a cellular phone or a Bluetooth -based device.
- Fig. 1 is a schematic top view of a preferred embodiment of an antenna according to the present invention
- Fig. 2 is a cross-section along line A-A in fig. 1
- Fig. 3 shows a magnified view of the encircled section in fig 2
- Fig. 4 is a cross-section along line B-B in fig. 1, illustrating a first embodiment
- Fig 5 shows a magnified view of the encircled section in fig 4
- Fig. 6 is a cross-section along line B-B m fig 1 , illustrating a second embodiment
- Fig. 7 shows a magnified view of the encircled section in fig. 6.
- reference sign 10 denotes an antenna arrangement, compnsmg an antenna element 11, a ground plane 12, connector elements 13 and 14, and a spacer 15.
- the antenna element 11 is a dual or multi band antenna consisting of a conductive sheet provided with a substantially longitudinal and vertical slit 16.
- the slits 16, if arranged, may have other shape and location on the antenna element. In case of a single band antenna, the slit 16 can be eliminated.
- the connector elements are a ⁇ anged as substantially S-shaped clips or clasps (figs. 2 and 3). Clearly, the shape of the clips is not limited to S-shape and can be vaned.
- the connector element 13 is arranged to connect the antenna element 11 to a feed point 17 on a PCB 18.
- the connector element 14 is a ⁇ anged to connect the ground plane 12 and antenna element 11 to a grounding point 19 on the PCB 18.
- the feed and grounding points can be connected to the sender/receiver circuitry (not shown) of the communication device.
- the connector clip 13 (figs. 2-3), as a common example for both connector elements, it comp ⁇ ses a first end 21 (22 for clip 14 (figs. 4-5)) connecting to the antenna element 11.
- the clip as mentioned above is substantially S-shaped, having a first section 131 (fig. 3) and a second section 132.
- the first section 131 comp ⁇ ses two substantially parallel portions 133 and 134, also substantially parallel to the antenna element 11 and ground plane 12.
- the distance between said first and second portions co ⁇ esponds to the spacer 15.
- the second portion is substantially "nose"- shaped having an inclining section 135, which ends in a connector end 136.
- the portion 133 is arranged with a bulging 137.
- the clip is connected to the antenna element 11, at the end section 21 through an extension 139, which extends inside a groove on the antenna element.
- the end 21 can be fixed in place by means of a ⁇ vet, a weld, conductive adhesive, etc.
- the ground clip 14 is shaped similar to connector 13 and similar reference signs (14x instead of 13x. x referring to a part sign) are adhered to it
- the ground plane 12 is provided with at least one opening 20a, such that it allows the bulging section 147 (fig 5) of ground connector clip 14 to contact the edges of it
- the feeding connector clip 13 (fig 3) is, however, isolated from the ground plane 12 through another opening 20b in the ground plane 12 Therefore, the spacer 15 is provided with an extension 151, on which some part of the section 133 bears against, which distances is from the ground plane 12
- the shapes of the clips can make them resilient and allow essentially resilient but secure contact between the end of the clips 136 (not shown 146 for clip 14) and the connection points 17 and 19, respectively, when the antenna is mounted inside the communication device and fixed by means of fixing arrangement or due to pressure from the bottom and lock of the housing
- a grounded conductive box 30 for shielding circuits (not shown) can be arranged
- Fig 6 is an embodiment co ⁇ esponding to a cut through the antenna device according to fig 1 along line B-B and similar to fig 4 The difference is that the parts of ground clip 14 in fig 4, which connect to earth point on the PCB are eliminated
- the clip 14' according to this embodiment is a substantially U-shaped part connecting between the antenna element and the ground plane
- the shape of the clips is not limited to U-shape and can be vaned
- the ground plane 12 is connected to ground through a pin shaped part 31 prying from the shielding box 30 and resiliency connecting to the ground plane
- the antenna has a modular structure compnsmg of parts which can be manufactured separately and assembled together with regard to the communication device design, frequency requirements etc , for example, the location of the connector clips can be vaned to obtain required antenna features, the form of the antenna element can be vaned for obtaining single or multi-band characte ⁇ stics while same ground plate is used and so on.
Landscapes
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Support Of Aerials (AREA)
Abstract
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
AU2001244976A AU2001244976A1 (en) | 2000-03-30 | 2001-03-30 | Antenna arrangement |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US19320400P | 2000-03-30 | 2000-03-30 | |
US60/193,204 | 2000-03-30 | ||
SE0001161-9 | 2000-03-30 | ||
SE0001161A SE0001161D0 (sv) | 2000-03-30 | 2000-03-30 | Antenna arrangement |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2001076006A1 true WO2001076006A1 (fr) | 2001-10-11 |
Family
ID=26655055
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE2001/000702 WO2001076006A1 (fr) | 2000-03-30 | 2001-03-30 | Systeme d'antenne |
Country Status (2)
Country | Link |
---|---|
AU (1) | AU2001244976A1 (fr) |
WO (1) | WO2001076006A1 (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6542122B1 (en) | 2001-10-16 | 2003-04-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Patch antenna precision connection |
WO2003107473A2 (fr) * | 2002-06-01 | 2003-12-24 | Sony Ericsson Mobile Communications Ab | Dispositif d'antenne a bande large |
EP1387434A1 (fr) * | 2002-06-13 | 2004-02-04 | Sony Ericsson Mobile Communications AB | Antenne large bande à plan de masse étendu dans un dispositif portable |
EP3425731A4 (fr) * | 2017-05-12 | 2019-01-09 | Autel Robotics Co., Ltd. | Ensemble antenne, dispositif électronique de communication sans fil équipé dudit ensemble, et télécommande |
US10468775B2 (en) | 2017-05-12 | 2019-11-05 | Autel Robotics Co., Ltd. | Antenna assembly, wireless communications electronic device and remote control having the same |
Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08222942A (ja) * | 1995-02-09 | 1996-08-30 | Sony Corp | アンテナ装置及び携帯無線機 |
JPH0927711A (ja) * | 1995-07-12 | 1997-01-28 | Fujitsu Ltd | 無線通信装置 |
US5657028A (en) * | 1995-03-31 | 1997-08-12 | Nokia Moblie Phones Ltd. | Small double C-patch antenna contained in a standard PC card |
EP0851531A2 (fr) * | 1996-12-23 | 1998-07-01 | Nokia Mobile Phones Ltd. | Assemblage d'antennes |
US5781158A (en) * | 1995-04-25 | 1998-07-14 | Young Hoek Ko | Electric/magnetic microstrip antenna |
US5874920A (en) * | 1996-01-26 | 1999-02-23 | Fujitsu Limited | Portable radio equipment, and built-in antenna mounting structure and shielding structure for the portable radio equipment |
JPH11177327A (ja) * | 1997-12-09 | 1999-07-02 | Nec Saitama Ltd | 逆fアンテナ装置 |
US6025802A (en) * | 1998-01-09 | 2000-02-15 | Nokia Mobile Phones Limited | Antenna for mobile communications device |
-
2001
- 2001-03-30 AU AU2001244976A patent/AU2001244976A1/en not_active Abandoned
- 2001-03-30 WO PCT/SE2001/000702 patent/WO2001076006A1/fr active Application Filing
Patent Citations (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH08222942A (ja) * | 1995-02-09 | 1996-08-30 | Sony Corp | アンテナ装置及び携帯無線機 |
US5657028A (en) * | 1995-03-31 | 1997-08-12 | Nokia Moblie Phones Ltd. | Small double C-patch antenna contained in a standard PC card |
US5781158A (en) * | 1995-04-25 | 1998-07-14 | Young Hoek Ko | Electric/magnetic microstrip antenna |
JPH0927711A (ja) * | 1995-07-12 | 1997-01-28 | Fujitsu Ltd | 無線通信装置 |
US5874920A (en) * | 1996-01-26 | 1999-02-23 | Fujitsu Limited | Portable radio equipment, and built-in antenna mounting structure and shielding structure for the portable radio equipment |
EP0851531A2 (fr) * | 1996-12-23 | 1998-07-01 | Nokia Mobile Phones Ltd. | Assemblage d'antennes |
JPH11177327A (ja) * | 1997-12-09 | 1999-07-02 | Nec Saitama Ltd | 逆fアンテナ装置 |
US6025802A (en) * | 1998-01-09 | 2000-02-15 | Nokia Mobile Phones Limited | Antenna for mobile communications device |
Non-Patent Citations (2)
Title |
---|
DATABASE WPI Week 199645, Derwent World Patents Index; AN 1996-448876 * |
PATENT ABSTRACTS OF JAPAN * |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6542122B1 (en) | 2001-10-16 | 2003-04-01 | Telefonaktiebolaget Lm Ericsson (Publ) | Patch antenna precision connection |
WO2003034546A1 (fr) * | 2001-10-16 | 2003-04-24 | Telefonaktiebolaget L M Ericsson (Publ) | Connexion de precision pour une antenne a plaque |
WO2003107473A2 (fr) * | 2002-06-01 | 2003-12-24 | Sony Ericsson Mobile Communications Ab | Dispositif d'antenne a bande large |
EP1387434A1 (fr) * | 2002-06-13 | 2004-02-04 | Sony Ericsson Mobile Communications AB | Antenne large bande à plan de masse étendu dans un dispositif portable |
WO2003107473A3 (fr) * | 2002-06-13 | 2004-03-25 | Sony Ericsson Mobile Comm Ab | Dispositif d'antenne a bande large |
US7319433B2 (en) | 2002-06-13 | 2008-01-15 | Sony Ericsson Mobile Communications Ab | Wideband antenna device with extended ground plane in a portable device |
EP3425731A4 (fr) * | 2017-05-12 | 2019-01-09 | Autel Robotics Co., Ltd. | Ensemble antenne, dispositif électronique de communication sans fil équipé dudit ensemble, et télécommande |
US10468775B2 (en) | 2017-05-12 | 2019-11-05 | Autel Robotics Co., Ltd. | Antenna assembly, wireless communications electronic device and remote control having the same |
Also Published As
Publication number | Publication date |
---|---|
AU2001244976A1 (en) | 2001-10-15 |
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