CN103236583A - Novel bandwidth-enhanced LTE (long term evolution) metal frame antenna - Google Patents

Novel bandwidth-enhanced LTE (long term evolution) metal frame antenna Download PDF

Info

Publication number
CN103236583A
CN103236583A CN2013101475446A CN201310147544A CN103236583A CN 103236583 A CN103236583 A CN 103236583A CN 2013101475446 A CN2013101475446 A CN 2013101475446A CN 201310147544 A CN201310147544 A CN 201310147544A CN 103236583 A CN103236583 A CN 103236583A
Authority
CN
China
Prior art keywords
described
part
antenna
loop
links
Prior art date
Application number
CN2013101475446A
Other languages
Chinese (zh)
Other versions
CN103236583B (en
Inventor
尹海杰
何其娟
Original Assignee
上海安费诺永亿通讯电子有限公司
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 上海安费诺永亿通讯电子有限公司 filed Critical 上海安费诺永亿通讯电子有限公司
Priority to CN201310147544.6A priority Critical patent/CN103236583B/en
Publication of CN103236583A publication Critical patent/CN103236583A/en
Application granted granted Critical
Publication of CN103236583B publication Critical patent/CN103236583B/en

Links

Abstract

The invention provides a novel bandwidth-enhanced LTE (long term evolution) metal frame antenna, which comprises a printed circuit board of a hand-held terminal, a metal outer frame connected with an edge part of the PCB, an antenna part and an electrical part connected with the antenna part, wherein the antenna part is positioned in a clearance area arranged on the PCB and is connected with the PCB; the antenna part mainly comprises the metal outer frame, a feed part, an earthing part, a loop radiation part and an earthing point electrical connecting part; the electrical part mainly comprises an electrical connector for connecting and disconnecting radio-frequency signals, and an electrical reactance device; a radio frequency earthing end is arranged inside the electrical connector and is used for being connected with the PCB to be earthed; and the electrical connector is connected with a mobile terminal signal, so as to control connection and disconnection of the electrical connector. With the adoption of the novel bandwidth-enhanced LTE metal frame antenna, by effectively utilizing parts of the metal outer frame and adding the electrical connector, and through controlling the connection and disconnection of the electrical connector, the bandwidth enhancing effect is realized, so that multiple frequency ranges of a GSM (global system for mobile communication), a UMTS (universal mobile telecommunications system) and the LTE can be covered.

Description

A kind of novel LTE metal frame antenna that strengthens bandwidth

Technical field

The present invention relates to the design field of antenna for mobile phone, relate in particular to a kind of novel LTE metal frame antenna that strengthens bandwidth.

 

Background technology

Miniaturized multifrequency section built-in aerial is the developing direction of hand-held communication terminal antenna always.Existing antenna form comprises multi-frequency monopole sub antenna (monopole antenna), and monocycle or double loop antenna (single loop and dual loop antenna) are inverted folded antenna (IFA), planar inverted folded antenna (PIFA).These antenna type respectively has condition and the performance of its use in different hand-held communication terminal environment.Can select different antenna forms according to different requirements.

Usually mobile terminal device comprises GSM850/900, DCS, PCS, UMTS, its frequency range 0.824GHz-0.96GHz, 1.71GHz-2.17GHz.Along with the continuous development of LTE technology, 3.5GHz, 4GHz receives much concern.More and more Duo mobile phone needs antenna to satisfy traditional 2G network frequency range and LTE frequency range simultaneously, but the thickness of mobile phone is more and more thinner, and also more and more higher to the antenna designing requirement, traditional antenna is difficult to reach requirement of client.The development of portable terminals such as mobile phone is more and more diversified.Iphone series mobile phone 5 has all used part mobile phone hardware to participate in radiation as the part of antenna from 4 series to iphone audaciously.But iphone 4 is the becket antenna, and iphone 5 is dynamic becket antenna.Hardware participates in the antenna design, is conducive to further utilize the confined space, size reduction.

 

Summary of the invention

The present invention aims to provide a kind of novel LTE metal frame antenna that strengthens bandwidth, and this antenna effectively utilizes the part metals housing, and adds electrical fitting realization broadband characteristics, can cover GSM, UMTS, many frequency ranges of LTE.

The present invention is a kind of novel LTE metal frame antenna that strengthens bandwidth, it is characterized in that, the pcb board and the metal outer frame that links to each other with the edge of described pcb board that comprise handheld terminal, one end of described pcb board is provided with the headroom district, and the two ends of described metal outer frame extend to respectively in the headroom district of described pcb board; The novel LTE metal frame antenna of described enhancing bandwidth also comprises antenna part and the electric part that links to each other with described antenna part, described antenna part is positioned at the headroom district of described pcb board and links to each other with described pcb board, described electric part ground connection and described electric part link to each other with a portable terminal signal, and whether the described electric part of described portable terminal signal controlling ground connection; Wherein, described antenna part comprises:

Metal edge frame is positioned at the headroom district of pcb board, and the two ends of described metal edge frame form first slit and second slit with the two ends of described metal outer frame respectively;

The feed part links to each other with a feed signal end;

Grounded part, ground connection and link to each other with described pcb board;

The loop radiant section link to each other with described feed part and described grounded part, and between described feed part and described grounded part, described loop radiant section also links to each other with described metal edge frame;

The earth point electric connecting member is used for connecting described loop radiant section and described electric part.

Among some embodiment, described antenna part also comprises ground connection parasitic radiation sheet, and described ground connection parasitic radiation sheet is positioned at place, described first slit and links to each other with an end of described metal outer frame, is used for optimizing resonance frequency.

Among some embodiment, described loop radiant section comprises loop radiation first, loop radiation second portion, loop radiation third part and loop radiation the 4th part, wherein said loop radiation second portion divides with described current feed department by described loop radiation first and links to each other, described loop radiation second portion links to each other with described metal edge frame by described loop radiation third part, and the relative formation with described metal edge frame of described loop radiation third part the 3rd slit, described loop radiation second portion links to each other with described grounded part by described loop radiation the 4th part.

Among some embodiment, described loop radiant section also comprises loop radiation the 5th part, and radiation the 5th part in described loop is positioned at place, described second slit and links to each other with described metal edge frame, is used for optimizing resonance frequency.

Among some embodiment, described loop radiation third part is connected with described electric part by described earth point electric connecting member.

Among some embodiment, described electric part comprises electrical fitting, described electrical fitting is the device with break-make radiofrequency signal, the inside of described electrical fitting is provided with the radio frequency earth terminal and is used for ground connection, also be provided with control interface on the described electrical fitting, be used for linking to each other the break-make of the described electrical fitting of described portable terminal signal controlling with described portable terminal signal.

Among some embodiment, described electric part also comprises the reactance device that links to each other with described electrical fitting.

Among some embodiment, described electrical fitting links to each other with described electric connecting member by described reactance device.

Among some embodiment, described reactance device is inductance device or capacitive character or resistive device.

The present invention is owing to adopt above technical scheme, make it compared with prior art: effectively utilize the part metals housing and add electrical fitting, thereby realize strengthening the effect of bandwidth by the break-make of control electrical fitting, can cover GSM, UMTS, many frequency ranges of LTE.

 

Description of drawings

By reference to the accompanying drawings, by the detailed description of stating hereinafter, can more be expressly understood above-mentioned and other feature and advantage of the present invention, wherein:

Fig. 1 antenna assemblies figure of the present invention;

Fig. 2 antenna surrounding enviroment of the present invention figure;

Fig. 3 end view of the present invention;

Fig. 4 front view of the present invention;

Fig. 5 electric connecting mode one of the present invention;

Fig. 6 electric connecting mode two of the present invention;

Fig. 7 antenna frequencies response diagram of the present invention;

Fig. 8 antenna efficiency by inputoutput test of the present invention figure.

Symbol description:

The 100-PCB plate

101,102,103-metal outer frame

104-headroom district

The 200-antenna part

201-feed part

202-loop radiation first

203-loop radiation second portion

204-loop radiation third part

The 205-metal edge frame

206-loop radiation the 5th part

207-loop radiation the 4th part

The 208-grounded part

The 209-electric connecting member

210-ground connection parasitic radiation sheet

211-first slit

212-second slit

213-the 3rd slit

The 300-electric part

The 301-reactance device

The 302-electrical fitting

The 303-control interface

The 400-mobile phone component

Embodiment

Referring to the accompanying drawing that the embodiment of the invention is shown, hereinafter the present invention will be described in more detail.Yet the present invention can be with many multi-form realizations, and should not be construed as the restriction of the embodiment that is subjected in this proposition.On the contrary, it is abundant and complete open in order to reach proposing these embodiment, and makes those skilled in the art understand scope of the present invention fully.In these accompanying drawings, for clarity sake, may amplify size and the relative size in layer and zone.

With reference to figure 1-6, a kind of novel LTE metal frame antenna that strengthens bandwidth provided by the invention, it comprises pcb board 100 and the metal outer frame 101,102,103 of handheld terminal, metal outer frame is arranged on the edge of pcb board 100 and with pcb board 100 and is connected, pcb board 100 is divided into headroom district 104 and non-headroom district, this headroom district 104 is positioned at an end of pcb board 100, and the two ends of metal outer frame 101 and 102 extend on the outer ledge in headroom district 104 of pcb board 100.Be provided with antenna part 200 and the electric part 300 that links to each other with antenna part 200 in the headroom district 104 of pcb board 100, electric part 300 is connected internally to ground connection on the pcb board, and electric part 300 links to each other with a portable terminal signal, and whether portable terminal signal controlling electric part 300 ground connection.Wherein, antenna part comprises metal edge frame 205, feed part 201, grounded part 208, loop radiant section 202-207 and earth point electric connecting member 209.

In the present embodiment, shown in Fig. 2-3, metal edge frame 205 is arranged on the edge, base in pcb board headroom district, and the relative formation with an end of metal outer frame 101 of an end of metal edge frame 205 first slit 211, the relative formation of an end second slit 212 of the other end of metal edge frame 205 and metal outer frame 102; The position in first slit 211 and second slit 212 is can be as the case may be mobile at the outer ledge in the headroom district of pcb board 100, and the big I in first slit 211 and second slit 212 changes as the case may be, suitable adjusting first slit 211 and the size in second slit 212 can obtain frequency range and impedance preferably, and influence is minimum when reaching hand-held by optimal design.211 places, first slit also are provided with the ground connection parasitic radiation sheet 210 that is " U " font, ground connection parasitic radiation sheet 210 vertically is connected with an end of metal outer frame 101, ground connection parasitic radiation sheet 210 is used for optimizing resonance frequency, and the shape of ground connection parasitic radiation sheet 210 can be decided as the case may be certainly; The length of ground connection parasitic radiation sheet 210 can change according to the length of metal outer frame 101, because the movement along with the position in first slit 211, the length of metal outer frame 101 can change thereupon, carry out the optimization of resonance frequency by the length that changes ground connection parasitic radiation sheet 210 this moment, certain length when metal outer frame 101 reaches when necessarily requiring, and ground connection parasitic radiation sheet 210 also can disappear.

In the present embodiment, the loop radiant section comprises loop radiation first 202, loop radiation second portion 203, loop radiation third part 204 and loop radiation the 4th part 207.Loop radiation first 202 links to each other with feed part 201, and feed part 201 links to each other with a feed signal end; Loop radiation first 202 is connected on the loop radiation second portion 203, loop radiation second portion 203 is connected on the metal edge frame 205 by loop radiation third part 204, the position of loop radiation third part 204 is used for regulating antenna frequencies and impedance operator, its position can be regulated as the case may be, loop radiation third part 204 can substitute with screw during concrete enforcement, so not only introduce and regulate flexibility, structurally play the effect of reinforcing simultaneously; Loop radiation second portion 203 is opened certain distance with metal edge frame 205 relative spacings, and forms 213, the three slits 213, the 3rd slit for regulating loop frequency and impedance; Loop radiation second portion 203 links to each other with grounded part 208 by loop radiation the 4th part 207; Loop radiation second portion 203 also is connected to electric part 300 by earth point electric connecting member 209, and earth point electric connecting member 209 can be decided as the case may be with the link position of loop radiation second portion 203 and the distance of loop radiation second portion 203 ends.The loop radiant section also comprises loop radiation the 5th part 206, be positioned at 212 places, second slit and link to each other with an end of metal edge frame 205, be used for optimizing resonance frequency, the length of loop radiation the 5th part 206 can change according to the length of metal edge frame 205, because the movement along with the position in second slit 212, the length of metal edge frame 205 can change thereupon, carry out the optimization of resonance frequency by the length that changes loop radiation the 5th part 206 this moment, certain length when metal edge frame 205 reaches when necessarily requiring, and radiation the 5th part 206 in loop also can disappear.Comprehensive the above, loop radiation second portion 203, loop radiation third part 204 link to each other with metal edge frame 205, metal edge frame 205 links to each other with loop radiation the 5th part 206 again, the loop radiation second portion 203 final ground connection that links to each other with loop radiation the 4th part 207 again, loop radiation second portion 203 links to each other with earth point electric connecting member 209 and enters electric part 300, finally forms the radiation loop.

In the present embodiment, electric part 300 comprises an electrical fitting 302, and the device of electrical fitting 302 for having the break-make radiofrequency signal is as radio-frequency (RF) switch or PIN diode etc., the inside of electrical fitting 302 exists the radio frequency earth terminal to be used for linking to each other with pcb board, forms the complete signal loop; Electrical fitting 302 is provided with control interface 303, is used for linking to each other with a portable terminal signal, controls whether ground connection of electric part 300 thereby portable terminal signal controlling electric part 300 carries out the break-make of radiofrequency signal.As described in Figure 7, f1 and f2 have represented the frequency response design sketch of electrical fitting 302 entire antenna by with conducting state time the in specific implementation process respectively among the figure, as can be seen from Figure, when electrical fitting 302 by state following time, the frequency range that response occurs for low frequency 0.7GHz to 0.82GHz and high frequency 1.71GHz to 2.17GHz; When electrical fitting 302 in conducting state following time, the frequency range that response occurs is 0.824GHz to 0.96GHz and high frequency 2.5GHz to 2.69GHz.Thereby we can realize that response appears in antenna in different frequency ranges, satisfy the user in the demand of different frequency range, thereby reach the effect that increases bandwidth by the break-make of control electric part 300.

In the present embodiment, also be provided with reactance device 301 in the electric part 300, be used for the frequency in the electric part 300 is finely tuned, reactance device 301 is inductance device in the present embodiment, position reactance device 301 according to earth point electric connecting member 209 can be capacitive character or resistive device, certainly reactance device 301 can not arrange yet, can be according to specifically deciding as circumstances require.As shown in Figure 5, be electric connecting mode one of the present invention, reactance device 301 is arranged between electrical fitting 302 and the earth point electric connecting member 209.Certainly, reactance device 301 also can be integrated on the reactance device 301, and earth point electric connecting member 209 directly links to each other with electrical fitting 302, electric connecting mode of the present invention two as shown in Figure 6, and this mode is conserve space better.

With reference to figure 8, be embodiment of the invention efficiency test figure, under state f1, needed frequency range is low frequency 0.7GHz to 0.82GHz and high frequency 1.71GHz to 2.17GHz, and corresponding efficient all reaches-4dB, and peak reaches-2dB.Under conducting state f2, needed frequency range is low frequency 0.824GHz to 0.96GHz and high frequency 2.5GHz to 2.69GHz, and corresponding efficient all reaches-4dB, and peak reaches-3dB.

In sum, the invention provides a kind of novel LTE metal frame antenna that strengthens bandwidth, the novel LTE metal frame antenna of this enhancing bandwidth comprises the pcb board and the metal outer frame that links to each other with the edge of pcb board of handheld terminal, and the two ends of metal outer frame extend to respectively in the headroom district that arranges on the pcb board; Also comprise antenna part and the electric part that links to each other with antenna part, the headroom district that antenna part is positioned at pcb board links to each other with pcb board, and antenna part comprises and mainly comprises metal edge frame, feed part, grounded part, loop radiant section and earth point electric connecting member; Mainly comprise electrical fitting and reactance device with break-make radiofrequency signal in the electric part, there is the radio frequency earth terminal ground connection that is used for linking to each other with pcb board in electrical fitting inside, thereby and electrical fitting link to each other with a portable terminal signal and control the break-make of electrical fitting.A kind of novel LTE metal frame antenna that strengthens bandwidth provided by the invention effectively utilizes the part metals housing, and adds electrical fitting, thereby realizes strengthening the effect of bandwidth by the break-make of control electrical fitting, can cover GSM, UMTS, many frequency ranges of LTE.

Those skilled in the art should be understood that the present invention can not break away from the spirit or scope of the present invention with many other concrete forms realizations.Although also described embodiments of the invention, the present invention should be understood and these embodiment should be restricted to, make within the spirit and scope of the invention that those skilled in the art can define as appended claims and change and revise.

Claims (9)

1. novel LTE metal frame antenna that strengthens bandwidth, it is characterized in that, comprise the pcb board and the metal outer frame that links to each other with the edge of described pcb board of handheld terminal, an end of described pcb board is provided with the headroom district, and the two ends of described metal outer frame extend to respectively in the headroom district of described pcb board; The novel LTE metal frame antenna of described enhancing bandwidth also comprises antenna part and the electric part that links to each other with described antenna part, described antenna part is positioned at the headroom district of described pcb board and links to each other with described pcb board, described electric part ground connection and described electric part link to each other with a portable terminal signal, and whether the described electric part of described portable terminal signal controlling ground connection; Wherein, described antenna part comprises:
Metal edge frame is positioned at the headroom district of pcb board, and the two ends of described metal edge frame form first slit and second slit with the two ends of described metal outer frame respectively;
The feed part links to each other with a feed signal end;
Grounded part, ground connection and link to each other with described pcb board;
The loop radiant section link to each other with described feed part and described grounded part, and between described feed part and described grounded part, described loop radiant section also links to each other with described metal edge frame;
The earth point electric connecting member is used for connecting described loop radiant section and described electric part.
2. the novel LTE metal frame antenna of enhancing bandwidth according to claim 1, it is characterized in that, described antenna part also comprises ground connection parasitic radiation sheet, and described ground connection parasitic radiation sheet is positioned at place, described first slit and links to each other with an end of described metal outer frame, is used for optimizing resonance frequency.
3. the novel LTE metal frame antenna of enhancing bandwidth according to claim 1, it is characterized in that, described loop radiant section comprises loop radiation first, loop radiation second portion, loop radiation third part and loop radiation the 4th part, wherein said loop radiation second portion divides with described current feed department by described loop radiation first and links to each other, described loop radiation second portion links to each other with described metal edge frame by described loop radiation third part, and the relative formation with described metal edge frame of described loop radiation third part the 3rd slit, described loop radiation second portion links to each other with described grounded part by described loop radiation the 4th part.
4. the novel LTE metal frame antenna of enhancing bandwidth according to claim 3, it is characterized in that, described loop radiant section also comprises loop radiation the 5th part, and radiation the 5th part in described loop is positioned at place, described second slit and links to each other with described metal edge frame, is used for optimizing resonance frequency.
5. the novel LTE metal frame antenna of enhancing bandwidth according to claim 3 is characterized in that, described loop radiation third part is connected with described electric part by described earth point electric connecting member.
6. the novel LTE metal frame antenna of enhancing bandwidth according to claim 1, it is characterized in that, described electric part comprises electrical fitting, described electrical fitting is the device with break-make radiofrequency signal, the inside of described electrical fitting is provided with the radio frequency earth terminal and is used for ground connection, also be provided with control interface on the described electrical fitting, be used for linking to each other the break-make of the described electrical fitting of described portable terminal signal controlling with described portable terminal signal.
7. the novel LTE metal frame antenna of enhancing bandwidth according to claim 6 is characterized in that described electric part also comprises the reactance device that links to each other with described electrical fitting.
8. the novel LTE metal frame antenna of enhancing bandwidth according to claim 7 is characterized in that, described electrical fitting links to each other with described electric connecting member by described reactance device.
9. the novel LTE metal frame antenna of enhancing bandwidth according to claim 7 is characterized in that, described reactance device is inductance device or capacitive character or resistive device.
CN201310147544.6A 2013-04-25 2013-04-25 A kind of novel LTE metal frame antenna strengthening bandwidth CN103236583B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201310147544.6A CN103236583B (en) 2013-04-25 2013-04-25 A kind of novel LTE metal frame antenna strengthening bandwidth

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201310147544.6A CN103236583B (en) 2013-04-25 2013-04-25 A kind of novel LTE metal frame antenna strengthening bandwidth

Publications (2)

Publication Number Publication Date
CN103236583A true CN103236583A (en) 2013-08-07
CN103236583B CN103236583B (en) 2016-06-08

Family

ID=48884609

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201310147544.6A CN103236583B (en) 2013-04-25 2013-04-25 A kind of novel LTE metal frame antenna strengthening bandwidth

Country Status (1)

Country Link
CN (1) CN103236583B (en)

Cited By (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103457024A (en) * 2013-09-05 2013-12-18 青岛海信移动通信技术股份有限公司 Antenna device of mobile terminal and mobile terminal
CN104051842A (en) * 2014-03-31 2014-09-17 小米科技有限责任公司 Loop antenna system with gaps for radiation
CN104300215A (en) * 2014-11-03 2015-01-21 惠州硕贝德无线科技股份有限公司 4G antenna with metal frame
CN104362427A (en) * 2014-11-14 2015-02-18 深圳市信维通信股份有限公司 LTE frequency band mobile phone antenna based on metal frame
CN104538741A (en) * 2014-12-17 2015-04-22 小米科技有限责任公司 Slot antenna and electronic equipment with conducting border
CN104584324A (en) * 2014-03-28 2015-04-29 华为终端有限公司 Structure integrating metallic housing with antenna of electronic device
CN105006647A (en) * 2015-08-04 2015-10-28 常熟泓淋电子有限公司 Composite 4G metal ring antenna
CN105490000A (en) * 2014-09-19 2016-04-13 深圳富泰宏精密工业有限公司 Wireless communication apparatus
CN105552552A (en) * 2016-01-27 2016-05-04 杭州禾声科技有限公司 Multiband antenna based on metal frame
CN105811104A (en) * 2014-12-31 2016-07-27 联想(北京)有限公司 Electronic equipment
CN105870585A (en) * 2016-01-06 2016-08-17 乐视移动智能信息技术(北京)有限公司 Antenna device and mobile terminal
CN106229625A (en) * 2016-09-09 2016-12-14 北京小米移动软件有限公司 Anneta module and electronic equipment
CN106602268A (en) * 2016-12-19 2017-04-26 北京小米移动软件有限公司 Antenna assembly and electronic equipment
CN106981724A (en) * 2017-01-19 2017-07-25 瑞声科技(新加坡)有限公司 Antenna and mobile terminal
WO2017128770A1 (en) * 2016-01-29 2017-08-03 北京小米移动软件有限公司 Antenna assembly and electronic device
CN107240765A (en) * 2016-03-29 2017-10-10 北京小米移动软件有限公司 A kind of WIFI antennas
EP3229316A1 (en) * 2016-04-08 2017-10-11 Beijing Xiaomi Mobile Software Co., Ltd. Antenna for terminal
TWI619311B (en) * 2013-08-22 2018-03-21 群邁通訊股份有限公司 Antenna structure and wireless communication device using same
TWI626789B (en) * 2016-11-04 2018-06-11 群邁通訊股份有限公司 Antenna structure and wireless communication device with same
TWI630759B (en) * 2014-04-30 2018-07-21 群邁通訊股份有限公司 Antenna structure and wireless communication device using the same
CN108494916A (en) * 2018-05-02 2018-09-04 Oppo广东移动通信有限公司 Housing unit, antenna module, the production method of antenna module and electronic equipment
TWI651887B (en) * 2016-07-19 2019-02-21 群邁通訊股份有限公司 The antenna structure and a radio communication device the antenna structures

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1492538A (en) * 2002-08-30 2004-04-28 菲尔特朗尼克Lk有限公司 Adjustable planar antenna
WO2009042393A1 (en) * 2007-09-28 2009-04-02 Motorola, Inc. Radio frequency antenna
CN102368575A (en) * 2011-09-08 2012-03-07 广东欧珀移动通信有限公司 Built-in secondary radiating antenna
CN102544726A (en) * 2010-12-13 2012-07-04 广达电脑股份有限公司 Multi-band antenna module
US20120176278A1 (en) * 2011-01-11 2012-07-12 Merz Nicholas G L Antenna structures with electrical connections to device housing members
CN102593578A (en) * 2012-03-12 2012-07-18 广东欧珀移动通信有限公司 Coupling feed-in type antenna device for mobile phone
CN103050773A (en) * 2012-12-20 2013-04-17 华为终端有限公司 Antenna and electronic equipment with same

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1492538A (en) * 2002-08-30 2004-04-28 菲尔特朗尼克Lk有限公司 Adjustable planar antenna
WO2009042393A1 (en) * 2007-09-28 2009-04-02 Motorola, Inc. Radio frequency antenna
CN102544726A (en) * 2010-12-13 2012-07-04 广达电脑股份有限公司 Multi-band antenna module
US20120176278A1 (en) * 2011-01-11 2012-07-12 Merz Nicholas G L Antenna structures with electrical connections to device housing members
CN102368575A (en) * 2011-09-08 2012-03-07 广东欧珀移动通信有限公司 Built-in secondary radiating antenna
CN102593578A (en) * 2012-03-12 2012-07-18 广东欧珀移动通信有限公司 Coupling feed-in type antenna device for mobile phone
CN103050773A (en) * 2012-12-20 2013-04-17 华为终端有限公司 Antenna and electronic equipment with same

Cited By (33)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
TWI619311B (en) * 2013-08-22 2018-03-21 群邁通訊股份有限公司 Antenna structure and wireless communication device using same
CN103457024A (en) * 2013-09-05 2013-12-18 青岛海信移动通信技术股份有限公司 Antenna device of mobile terminal and mobile terminal
CN103457024B (en) * 2013-09-05 2015-11-18 青岛海信移动通信技术股份有限公司 A kind of antenna assembly of mobile terminal and mobile terminal
CN104584324A (en) * 2014-03-28 2015-04-29 华为终端有限公司 Structure integrating metallic housing with antenna of electronic device
CN104051842A (en) * 2014-03-31 2014-09-17 小米科技有限责任公司 Loop antenna system with gaps for radiation
TWI630759B (en) * 2014-04-30 2018-07-21 群邁通訊股份有限公司 Antenna structure and wireless communication device using the same
CN105490000B (en) * 2014-09-19 2018-06-19 深圳富泰宏精密工业有限公司 Wireless communication device
CN105490000A (en) * 2014-09-19 2016-04-13 深圳富泰宏精密工业有限公司 Wireless communication apparatus
CN104300215A (en) * 2014-11-03 2015-01-21 惠州硕贝德无线科技股份有限公司 4G antenna with metal frame
CN104362427A (en) * 2014-11-14 2015-02-18 深圳市信维通信股份有限公司 LTE frequency band mobile phone antenna based on metal frame
CN104362427B (en) * 2014-11-14 2017-07-18 深圳市信维通信股份有限公司 LTE frequency range antenna for mobile phone based on metal framework
CN104538741B (en) * 2014-12-17 2017-12-26 小米科技有限责任公司 Slot antenna and the electronic equipment with conductive bezels
CN104538741A (en) * 2014-12-17 2015-04-22 小米科技有限责任公司 Slot antenna and electronic equipment with conducting border
CN105811104A (en) * 2014-12-31 2016-07-27 联想(北京)有限公司 Electronic equipment
CN105006647A (en) * 2015-08-04 2015-10-28 常熟泓淋电子有限公司 Composite 4G metal ring antenna
CN105006647B (en) * 2015-08-04 2016-07-06 常熟市泓博通讯技术股份有限公司 Compound 4G wireloop antenna
CN105870585A (en) * 2016-01-06 2016-08-17 乐视移动智能信息技术(北京)有限公司 Antenna device and mobile terminal
CN105870585B (en) * 2016-01-06 2017-12-15 乐视移动智能信息技术(北京)有限公司 A kind of antenna assembly and mobile terminal
CN105552552B (en) * 2016-01-27 2018-09-18 杭州禾声科技有限公司 A kind of multiband antenna based on metal edge frame
CN105552552A (en) * 2016-01-27 2016-05-04 杭州禾声科技有限公司 Multiband antenna based on metal frame
WO2017128770A1 (en) * 2016-01-29 2017-08-03 北京小米移动软件有限公司 Antenna assembly and electronic device
US10305168B2 (en) 2016-01-29 2019-05-28 Beijing Xiaomi Mobile Software Co., Ltd. Antenna assembly and electronic device
CN107240765A (en) * 2016-03-29 2017-10-10 北京小米移动软件有限公司 A kind of WIFI antennas
CN107275753A (en) * 2016-04-08 2017-10-20 北京小米移动软件有限公司 The antenna of terminal
US20170294709A1 (en) 2016-04-08 2017-10-12 Beijing Xiaomi Mobile Software Co., Ltd. Antenna for terminal
EP3229316A1 (en) * 2016-04-08 2017-10-11 Beijing Xiaomi Mobile Software Co., Ltd. Antenna for terminal
US10283858B2 (en) 2016-04-08 2019-05-07 Beijing Xiaomi Mobile Software Co., Ltd. Antenna for terminal
TWI651887B (en) * 2016-07-19 2019-02-21 群邁通訊股份有限公司 The antenna structure and a radio communication device the antenna structures
CN106229625A (en) * 2016-09-09 2016-12-14 北京小米移动软件有限公司 Anneta module and electronic equipment
TWI626789B (en) * 2016-11-04 2018-06-11 群邁通訊股份有限公司 Antenna structure and wireless communication device with same
CN106602268A (en) * 2016-12-19 2017-04-26 北京小米移动软件有限公司 Antenna assembly and electronic equipment
CN106981724A (en) * 2017-01-19 2017-07-25 瑞声科技(新加坡)有限公司 Antenna and mobile terminal
CN108494916A (en) * 2018-05-02 2018-09-04 Oppo广东移动通信有限公司 Housing unit, antenna module, the production method of antenna module and electronic equipment

Also Published As

Publication number Publication date
CN103236583B (en) 2016-06-08

Similar Documents

Publication Publication Date Title
TWI425713B (en) Three-band antenna device with resonance generation
JP4384102B2 (en) Portable radio device and antenna device
KR100979437B1 (en) Multimode Antenna Structure
US9887461B2 (en) Re-configurable built-in antenna for portable terminal
US6252554B1 (en) Antenna structure
US7187338B2 (en) Antenna arrangement and module including the arrangement
JP3864127B2 (en) Multi-band chip antenna having dual feeding port and mobile communication device using the same
JP2006174095A (en) Polarization switching antenna equipment
TWI492450B (en) Handheld device
US20020084939A1 (en) Double-action antenna
US7760150B2 (en) Antenna assembly and wireless unit employing it
CN102683861B (en) Spiral loop
US6856286B2 (en) Dual band spiral-shaped antenna
JP2008177668A (en) Antenna system
US6593897B1 (en) Wireless GPS apparatus with integral antenna device
JP4347567B2 (en) Wireless terminal with multiple antennas
CN103606736B (en) A kind of Novel LTE antenna with all-metal frame
CN103326124B (en) Adjustable multi-band antenna system
CN103296385A (en) Adjustable multi-band antenna system
EP1305845A1 (en) Planar radiating surface antenna and portable telephone comprising same
EP1776736A1 (en) A multi-band antenna arrangement
JP2004518364A (en) PIFA antenna arrangement
EP0860897B1 (en) Antenna system
JP2013090208A (en) Antenna device and electronic apparatus including the same
JP5321290B2 (en) Antenna structure

Legal Events

Date Code Title Description
PB01 Publication
C06 Publication
SE01 Entry into force of request for substantive examination
C10 Entry into substantive examination
GR01 Patent grant
C14 Grant of patent or utility model