CN102195126A - Multi-frequency antenna - Google Patents

Multi-frequency antenna Download PDF

Info

Publication number
CN102195126A
CN102195126A CN 201010118625 CN201010118625A CN102195126A CN 102195126 A CN102195126 A CN 102195126A CN 201010118625 CN201010118625 CN 201010118625 CN 201010118625 A CN201010118625 A CN 201010118625A CN 102195126 A CN102195126 A CN 102195126A
Authority
CN
Grant status
Application
Patent type
Prior art keywords
portion
notch
multi
end
frequency antenna
Prior art date
Application number
CN 201010118625
Other languages
Chinese (zh)
Other versions
CN102195126B (en )
Inventor
赖志宏
Original Assignee
奇美通讯股份有限公司
深圳富泰宏精密工业有限公司
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

Links

Abstract

The invention provides a multi-frequency antenna, which comprises a feed-in part, a grounding part, a bending part, a main body part and an extension part, wherein the bending part is formed by extending the grounding part; the main body part is connected with the feed-in part and the grounding part respectively; the extension part is vertically connected to the main body part; and a plurality of grooves and gaps are formed on the main body part to divide the main body part into a plurality of radiation areas and obtain a plurality of frequencies.

Description

多频天线 Multi-frequency antenna

技术领域 FIELD

[0001 ] 本发明涉及一种天线,尤其涉及一种多频天线。 [0001] The present invention relates to an antenna, particularly to a multiband antenna. 背景技术 Background technique

[0002] 随着无线通信技术的迅速发展及人们生活水平的提高,移动电话、个人数字助理(personal digital assistant,PDA)等携带型无线通信装置竞相涌现,使得该等携带型无线通信装置已成为现代人日常生活不可缺少的一部分。 [0002] With the improvement of the rapid development of wireless communication technology and people's living standards, mobile phones, personal digital assistants (personal digital assistant, PDA) and other portable wireless communication devices competing to emerge, making these portable wireless communication devices have become modern indispensable part of daily life.

[0003] 在该等无线通信装置中,用来发射、接收无线电波以传递、交换无线信号的天线装置,无疑成为无线通信装置中最重要的组件之一。 [0003] In such a wireless communication apparatus for transmitting, receiving transmitting radio waves, the antenna means for exchanging wireless signals, the wireless communication apparatus will undoubtedly become one of the most important components. 传统的单频天线装置一般不易满足人们对多频段无线通信装置的需求,因此,为了满足用户对多频段无线通信装置的需求,需要采用多频天线装置。 A conventional single-frequency antenna apparatus generally difficult to meet the demand for multi-band wireless communication device, therefore, in order to meet user demand for multi-band wireless communication device, multi-frequency antenna device need. 而传统的多频天线一般体积比较大,可能占据无线通信装置内很大一部分空间,不适于无线通信装置朝小型化方向发展,且传统的多频天线因多为双频天线而不具备较高的通用性,不易同时满足三种及三种以上不同频段的通信系统的要求。 The traditional multi-band antenna is generally relatively large size, may occupy a large portion of the space within the wireless communication apparatus, a wireless communication apparatus is not suitable for the development towards miniaturization, and due to the conventional multi-frequency antenna includes a plurality of dual-band antenna without high versatility, while difficult to meet the requirements of three kinds of communication systems and more than three different frequency bands.

发明内容 SUMMARY

[0004] 有鉴在此,有必要提供一种通用性强,且占据空间较小的多频天线。 [0004] In view of this, it is necessary to provide a versatile, it occupies less space and multi-frequency antenna.

[0005] 一种多频天线,包括一馈入部、一接地部、一弯折部、一主体部及一延伸部,所述弯折部由所述接地部延伸而成,所述主体部与所述馈入部及接地部分别连接,所述延伸部与所述主体部垂直连接,所述主体部上开设有多个开槽及缺口,以将所述主体部划分为多个辐射区域,并获得多个频率。 [0005] A multi-frequency antenna comprising a feeding portion, a land portion, a bent portion, a body portion and an extending portion extending from the bent portion of the ground portion from the body portion and the feeding portion and the ground portion are connected, the extension portion and the body portion are connected perpendicularly, and defines a plurality of notches on the grooved body portion, said body portion so as to be divided into a plurality of regions of radiation, and obtain multiple frequencies.

[0006] 相较于传统技术,所述多频天线在获得多种工作频率的同时,体积明显缩小,使得该多频天线不会占用到电路板的配置空间,有利于无线通信装置的小型化。 [0006] Compared to the conventional art, the multi-frequency antenna at the same time access to a variety of operating frequencies, volume was significantly reduced, so that the multi-frequency antenna does not occupy the space of the circuit board is configured to, facilitate miniaturization of the wireless communication device . 所述多频天线在工作时可产生多个共振频率,增加了所述多频天线的频宽,使得该多频天线的频宽范围可以涵盖到多个常用通信系统,增强了所述多频天线的通用性。 The multi-frequency antenna may generate a plurality of resonance frequency during operation, increases the bandwidth of the multi-frequency antenna, so that the bandwidth range of the multi-band antenna can cover common to the plurality of communication systems, the multi-frequency enhanced versatility of the antenna.

附图说明[0007 [0008 [0009 [0010 [0011 [0012 [0013 [0014 [0015 [0016 BRIEF DESCRIPTION [0007 [0008 [0009 [0010 [0011 [0012 [0013 [0014 [0015 [0016

图1为本发明较佳实施方式多频天线第一视角下的立体示意图。 Figure 1 is a perspective schematic view in perspective of a first preferred embodiment of the multi-frequency antenna invention. 图2为图1所示多频天线第二视角下的立体示意图。 FIG 2 is a perspective schematic view in perspective of a second view of a multi-band antenna shown in FIG. 图3为图1所示多频天线的返回损失测量结果示意图。 3 is a schematic view of a multi-band antenna return loss measurement results shown in FIG. 主要元件符号说明 The main element SIGNS LIST

多频天线 100 Multi-band antenna 100

馈入部 5 Feeding portion 5

接地部 6 Ground portion 6

弯折部 7 The bent portion 7

主体部 8 Body part 8

延伸部 9[0017] 第— -接地部 61[0018] 第二 :接地部 63[0019] 第三 :接地部 65[0020] 沟槽 67[0021] 连接段 71[0022] 弯折段 73[0023] 长边 8a>8b[0024] 短边 8c、8d[0025] 第— “缺口 81[0026] 第二 :缺口 82[0027] 第— -开槽 83[0028] 第二 :开槽 84[0029] 第三 :开槽 85[0030] 第四开槽 86[0031] 第五开槽 87[0032] 第— “切口 831[0033] 第二 :切口 832[0034] 第三 :切口 841[0035] 第四切口 842[0036] 第五切口 851[0037] 第六切口 852[0038] 第七切口 861[0039] 第八切口 862[0040] 第九切口 871[0041] 第十切口 872 - 9 [0017] The first extension portion --61 [0018] The second ground portion: the ground portion 63 [0019] Third: the grounding unit 65 [0020] 67 groove [0021] portion 71 is connected [0022] The bending section 73 [ 0023] the longitudinal 8a> 8b [0024] shorter sides 8c, 8d [0025] - of "notch 81 [0026] second: notch 82 [0027] - of - slot 83 [0028] second: 84 slot [ 0029] third: 85 slot [0030] 86 fourth groove [0031] The fifth slot 87 [0032] - of "incision 831 [0033] second: cutout 832 [0034] third: cutout 841 [0035 ] The fourth slit 842 [0036] The fifth slit 851 [0037] The sixth notch 852 [0038] The seventh notch 861 [0039] eighth cutout 862 [0040] ninth cutout 871 [0041] tenth cutout 872

具体实施方式 detailed description

[0042] 本发明提供一种多频天线,所述多频天线为一立体式天线,其可装设在移动电话、 个人数字助理(personal digital assistant, PDA)等携带型无线通信装置内,用以发射、 接收无线电波以传递、交换无线电信号。 [0042] The present invention provides a multi-frequency antenna, the multi-frequency antenna is a three-dimensional antenna that may be installed within the mobile phone, a personal digital assistant (personal digital assistant, PDA) like portable radio communication apparatus, with to transmit, receive radio waves to transmit, exchange radio signal.

[0043] 请一并参阅图1及图2,本发明较佳实施方式的多频天线100的尺寸约为15mmX 50mmX 6mm,其包括一馈入部5、一接地部6、一弯折部7、一主体部8及一延伸部9。 [0043] Referring to FIGS. 1 and 2, the size of multi-frequency antenna of the present invention, the preferred embodiment is approximately 100 15mmX 50mmX 6mm, comprising a feeding unit 5, a grounding portion 6, a bending portion 7, a main body portion 8 and an extended portion 9. 所述弯折部7由所述接地部6延伸而成,该主体部8与所述馈入部5及接地部6分别连接且所述主体部8上开设有多个开槽及缺口,所述延伸部9与所述主体部8垂直连接。 The bent portion 7 extending portion 6 formed by the ground, the main body portion 86 respectively connected to the feeding portion and a grounding portion 5, and defines a plurality of slots 8 and notches on said body portion, said 9 extending portion connected to the body portion 8 vertically.

[0044] 该馈入部5为一条状片体,其可装设在上述所述携带型无线通信装置内的传统的电路板(图未示)上,并与设置在该电路板上的传统的信号传输端(图未示)电性连接,以为所述多频天线100起信号馈入作用。 [0044] The feeding portion 5 is a plate-like body, which can be mounted on a conventional circuit board (not shown) within the above-mentioned portable radio communication apparatus, and is provided with the conventional circuit board a signal transmission end (not shown) is electrically connected, that the multi-frequency antenna 100 functions as a signal feeding action.

[0045] 所述接地部6为一水平片体,与所述馈入部5设置在同一平面内,其包括一第一接地部61、一第二接地部63及一第三接地部65。 The [0045] Ground portion 6 is a horizontal sheet, the feeding unit 5 disposed in the same plane, which includes a first ground portion 61, a second ground portion 63 and a third ground portion 65. 该第一接地部61为一长方形片体,其一端可连接至所述电路板上的传统的接地部分,以为所述多频天线100提供接地作用。 The first ground portion 61 is a rectangular plate member having one end connected to a conventional ground portion of the circuit board, the multi-band antenna 100 that provides a ground effect. 该第二接地部63用于连接所述弯折部7及所述第三接地部65,使得弯折部7及所述第三接地部65均接地。 The second grounding portion 63 for connecting the bending portion 7 and the third ground portion 65, so that the bent portion 7 and the third ground portion 65 are grounded. 该第二接地部63包括一第一长边631、一短边633及一第二长边635。 The second portion 63 comprises a grounding first long side 631, a second short side 633 and long side 635 a. 所述第一长边631为一直条状片体,其垂直连接所述第一接地部61中背向馈入部5的一侧。 The first long side 631 has strip-shaped sheet, which is perpendicular to the first ground connecting portion 61 in the side facing away from the feed portion 5. 该短边633为一宽度稍宽于所述第一长边631的直条状片体,其与所述第一长边631的末端垂直连接,以与所述馈入部5相互平行。 The short side 633 is slightly wider than a width of the first long side straight strip-shaped sheet 631, which is connected to an end of the vertical first long side 631, with said feeding portion 5 parallel to each other. 该第二长边635为一宽度与第一长边631宽度相当、 而长度稍长于第一长边631的直条状片体,其与短边633的末端垂直连接,与第一长边631 设置于短边633的同侧,并与所述第一长边631相互平行设置。 The second long side 635 is a width of the first long side width 631 equivalent to the first long side slightly longer than a straight strip-shaped sheet 631, which is connected to the end of the vertical short sides 633, 631 with the first long side 633 disposed on the same side of the short side, parallel to each other and the first long side 631. 该第三接地部65为一长度略短于短边633的片体,其两端分别垂直连接所述第二长边635的末端及主体部8,以为所述主体部8提供接地作用。 The third ground portion 65 is a length slightly shorter than the short sides of sheet 633, having both ends connected to the vertical body portion and a tip of the second long side 635 of 8, that the body portion 8 to provide ground effect. 所述第一长边631、短边633及第二长边635共同围成一矩形的第一沟槽67。 The first long side 631, a second short side 633 and long side 635 cooperatively define a first rectangular groove 67.

[0046] 该弯折部7包括一连接段71及一弯折段73,所述连接段71为一狭长直条形片体, 布设于所述馈入部5及接地部6所在平面上,其一端垂直地连接至短边633中背向第二长边635 —侧,并与第二长边635设于同一延伸方向上。 [0046] The bent portion 7 includes a connecting portion 71 and a curved section 73, the connecting portion 71 is an elongated straight bar-shaped sheet member is disposed at the upper plane of the feed-in portion 5 and the ground portion 6, which vertically connected to one end of a short side 633 facing away from the second long side 635 of the - side, and the second long side 635 is provided extending in the same direction. 所述弯折段73为一直条状片体,其所在平面与所述馈入部5及接地部6所在平面垂直。 The bending section 73 is a straight strip-shaped sheet, with the plane of its feed portion 5 and the ground portion perpendicular to the plane 6. 该弯折段73的长度小于所述连接段71的长度,其与所述连接段71垂直连接。 The length of the bent segment 73 is less than the length of the connecting portion 71, which is perpendicular to the connecting section 71 is connected.

[0047] 该主体部8为一外部整体轮廓呈矩形且设有多个开槽及缺口的平板状片体,其设置于与馈入部5、接地部6及弯折段73所在平面均垂直的平面内。 [0047] The body portion 8 as a whole has a rectangular outer contour and provided with a plurality of flat plate-like sheet and grooved notch, provided on the feeding portion 5, the ground portion 673 and the plane perpendicular to both the bending section plane. 该主体部8包括二相互平行的长边8a、8b及二相互平行且与所述长边8a、8b相互垂直的短边8c、8d。 The body portion 8 includes two mutually parallel long sides 8a, 8b and two parallel to each other and to the longitudinal 8a, 8b mutually perpendicular short sides 8c, 8d. 该主体部8 上开设有一第一缺口81、一第二缺口82、一第一开槽83、一第二开槽84、一第三开槽85、一第四开槽86及一第五开槽87。 The body portion 8 defines a first notch 81, a second cutout 82, 83 a first slot, a second slot 84, a third groove 85, a fourth and a fifth slot 86 open groove 87. 其中,第一缺口81呈矩形,其开设于所述长边8a的中部位置,并沿与长边8a平行的方向延伸。 Wherein the first notch 81 is rectangular, which defines the location in the middle of the long sides 8a and extending in a direction parallel to the long side 8a. 所述第二缺口82呈矩形,其与所述第一缺口81相互平行。 Said second rectangular notch 82, which is parallel to the first notch 81. 该第二缺口82—端开设于所述长边8b的中部位置,且沿与长边8b平行的方向延伸。 The open end of the second notch 82- in the middle position of the long sides 8b and extends in a direction parallel to the long sides 8b. 该第一开槽83设置在所述第一缺口81、第二缺口82的同一侧,其大致呈”L”形状。 The first slot 83 disposed in the first notch 81, the same side of the second notch 82, which is substantially "L" shape. 该第一开槽83包括一第一切口831及一第二切口832,该第一切口831与第二切口832均呈直条形。 The first slot 83 includes a first slit 831 and a second cutout 832, the cutout 831 of the first and the second slit 832 showed a linear bar. 所述第一切口831 —端开设在主体部8的短边8c上较靠近长边8b的位置,并沿与二长边8a、8b平行的方向延伸。 The first notch 831 - end up in the short 8c body portion 8 is closer to the position of the long sides 8b and extends in the longitudinal direction of the two 8a, 8b parallel. 该第二切口832的宽度与第一切口831相当,其与第一切口831的末端相连通,其走向则垂直于第一切口831及长边8a、8b,并朝所述长边8a延伸。 The width of the second slit 832 of the first slit 831 relatively, which communicates with the end of the first slit 831, which is perpendicular to the first direction 831 and the longitudinal slit 8a, 8b, and toward the longitudinal 8a extends. 该第二开槽84大致呈”L”形状,其开设于所述第一缺口81、第二缺口82的另一侧。 The second slot 84 is substantially "L" shape, which defines said first cutout 81, second cutout 82 of the other side. 所述第二开槽84包括一第三切口841及一第四切口842,该第三切口841与第四切口842均呈直条形。 The second slot 84 includes a third cutout 841 and a fourth notch 842, the third 841 and the fourth notch cutout 842 showed a straight bar. 所述第三切口841位于馈入部5及第三接地部65之间,其开设于长边8a上较靠近短边8d的位置,并沿与二短边8c、8d平行的方向延伸。 The cutout 841 is located in the third feeding portion 5 and the third land portion 65 between which is defined in the longitudinal position closer to the short sides 8a 8d and along two short sides 8c, 8d extending in a direction parallel to. 该第四切口842 —端与第三切口841 的末端相连通,其走向则垂直于第三切口841及短边8c、8d,并朝所述短边8c延伸。 The fourth cut 842-- terminal and the third terminal 841 is connected through the cutout, which is perpendicular to the third direction and the short side cutout 841 8c, 8d, and extending toward the short sides 8c.

[0048] 所述第三开槽85开设于所述第二缺口82及第一开槽83之间,其包括一第五切口851及一第六切口852,该第五切口851与第六切口852均呈直条形。 [0048] The third groove 85 defines the gap 82 between the second and first slot 83, which comprises a fifth and a sixth notch 851 notch 852, the fifth and the sixth notch cutout 851 852 showed a straight bar. 该第五切口851开设于所述长边8b上,其走向与长边8b平行,且其末端与所述第二缺口82末端相通。 The fifth slit 851 is defined in the said long sides 8b, 8b which is parallel to the long side, and has a terminal end 82 and the second notch communication. 该第六切口852 —端与所述第五切口851的末端及第二缺口82相连通,并沿与主体部8中二短边8c、8d平行的方向延伸,以与所述第一开槽83中的第二切口832及第二开槽84中第三切口841均平行。 The sixth notch 852 - terminal end of the fifth slit 851 and the second notch 82 communicating, along with the body portion 8 of the two shorter sides 8c, 8d extend in a direction parallel to the first slot 83 and the second slit 832 in the second slot 84 are parallel to the third cutout 841. 该第四开槽86大致呈”L”状,其开设于所述第一缺口81及第二缺口82之间。 The fourth slot 86 is substantially "L" shape, which defines between the first notch 81 and second notch 82. 该第四开槽86包括一第七切口861及一第八切口862,该第七切口861大致呈矩形,其一端连接于第六切口852伸入主体部8内部的末端,其延伸方向与第六切口852 —致。 The fourth groove 86 comprises a seventh and an eighth slit 861 slit 862, the seventh substantially rectangular cutout 861 having one end connected to the end of the sixth notch 852 extends into the interior of the body portion 8, which extends in the first direction six cutouts 852 - induced. 该第八切口862呈直条形,其一端与所述第六切口852的末端及第七切口861的末端相连通并交汇于一起,其走向则平行于所述长边8a、8b,并沿与第一缺口81平行的方向朝所述短边8d 延伸。 A straight cutout 862 of the eighth bar of which one end and the terminal end 852 of the seventh notch 861 of the sixth slit communicating with and at the intersection, which is parallel to the long sides 8a, 8b, and along a direction parallel to the first notch 81 extending toward the short side 8d.

[0049] 该第五开槽87大致呈”L”状,其开设于所述第四开槽86及第二开槽84之间。 [0049] The fifth slot 87 is substantially "L" shape, which defines between said fourth slot 86 and second slot 84. 该第五开槽87包括一第九切口871及一第十切口872,该第九切口871与第十切口872均呈直条形。 The fifth slot 87 includes a cutout 871 a ninth and a tenth notch 872, the notch 871 of the ninth and tenth notch 872 showed a linear bar. 该第九切口871与第八切口862垂直,其中部与所述第八切口862的末端相连通, 其延伸方向则与短边8c、8d平行。 The eighth and ninth slit 871 perpendicular to the notch 862, wherein the end portion of the notch 862 is connected through the eighth, and the extending direction of the short sides 8c, 8d parallel. 第十切口872与所述第九切口871垂直,其一端连接于第九切口871中靠近长边8b的一端,其走向平行于长边8a、8b的方向且朝所述短边8c延伸。 Said ninth and tenth notch 872 vertical slit 871 having one end connected to the ninth notch 871 near the end of the long sides 8b, which run parallel to the longitudinal direction 8a, 8b and 8c extending toward the short sides.

[0050] 该延伸部9为一矩形片状体,其处于与所述馈入部5及接地部6相互平行的平面内,且与主体部8上位于所述第一开槽83及第三开槽85之间的部分垂直过渡连接。 [0050] The extending portion is a rectangular sheet-like member 9, which is in the plane of the feed-in portion 5 and the ground portion 6 parallel to each other, and positioned on the body portion 8 of the first groove 83 and the third opening portion of the vertical groove 85 between the transition.

[0051] 可以理解,通过调整所述沟槽67、第二开槽84及第五开槽87的尺寸,以调整所述多频天线100的阻抗匹配。 [0051] It will be appreciated, by adjusting the groove 67, the second slot 84 and the slot 87 is a fifth dimension, to adjust the impedance matching of the multi-frequency antenna 100.

[0052] 可以理解,由于所述主体部8上设置有多个开槽及缺口,以将所述主体部8划分为多个辐射区域,从而当所述多频天线100工作时,信号由馈入部5进入后,将分别沿不同的辐射区域进行传播,以获得不同长度的传播路径,并产生不同的电流信号,进而使得多频天线100能分别于GSM900(频段范围:890〜960MHz)、DCS1800 (频段范围:1710〜1880MHz)、 PCS1900(频段范围:1850〜1990MHz)及UMTS2100 (频段范围:1920〜2170MHz)等多个常用无线通信频段下进行工作。 [0052] It will be appreciated, since the body portion is provided with a plurality of slots 8 and notches, to the main body portion 8 of radiation into a plurality of regions, such that when the multi-frequency antenna 100 is operating, the signal feed after entering into the unit 5, respectively, the radiation propagating along different areas, in order to obtain the propagation paths of different length, and produce different current signals, thereby making multi-band antenna 100 can be respectively in GSM900 (frequency range: 890~960MHz), DCS1800 (frequency range: 1710~1880MHz), PCS1900 (frequency range: 1850~1990MHz) and UMTS2100 (frequency range: 1920~2170MHz) operates at a plurality of other wireless communications bands used.

[0053] 图3所示为所述多频天线100的返回损失(return loss, RL)测量结果示意图。 [0053] Figure 3 shows the multi-frequency antenna 100 return loss (return loss, RL) results showing the measurement. 由所述测量结果可知,该多频天线的频段可涵盖至GSM 900、DCS1800、PCS1900及UMTS2100 个通信系统。 It was found by the measurement, the multi-frequency band antenna may be covered to the GSM 900, DCS1800, PCS1900, and UMTS2100 communication system. 其中,分别于频率为880MHz、lOMMHz、1679MHz、1813MHz及2173MHz时,测得所述多频天线100的RL值分别为-6. 02dB、-6. 05dB、_6. 02dB、_6. 69dB及-6. 03dB,均满足无线通信系统的要求。 Wherein, respectively, the frequency of 880MHz, lOMMHz, 1679MHz, 1813MHz and 2173MHz when, the RL value measured by the multi-frequency antenna 100 respectively -6. 02dB, -6. 05dB, _6. 02dB, _6. 69dB and -6 . 03dB, meet the requirements of the wireless communication system.

[0054] 另外,本领域技术人员还可在本发明权利要求公开的范围和精神内做其它形式和细节上的各种修改、添加和替换。 [0054] Additionally, one skilled in the art that various changes may be made to the other forms and details within the scope and spirit of the claimed invention disclosed herein, additions and substitutions. 当然,这些依据本发明精神所做的各种修改、添加和替换等变化,都应包含在本发明所要求保护的范围内。 Of course, various modifications made according to the spirit of the present invention, additions and substitutions and other changes be included within the present scope of the claimed invention.

Claims (13)

  1. 1. 一种多频天线,其包括一馈入部、一接地部、一弯折部、一主体部及一延伸部,所述弯折部由所述接地部延伸而成,所述主体部与所述馈入部及接地部分别连接,所述延伸部与所述主体部垂直连接,所述主体部上开设有多个开槽及缺口,以将所述主体部划分为多个辐射区域,并获得多个频率。 A multi-frequency antenna comprising a feeding portion, a land portion, a bent portion, a body portion and an extending portion extending from the bent portion of the ground portion from the body portion and the feeding portion and the ground portion are connected, the extension portion and the body portion are connected perpendicularly, and defines a plurality of notches on the grooved body portion, said body portion so as to be divided into a plurality of regions of radiation, and obtain multiple frequencies.
  2. 2.如权利要求1所述的多频天线,其特征在于:所述馈入部为一片体,所述接地部包括一第一接地部、一第二接地部及一第三接地部,所述第一接地部为一片体且与所述馈入部相互平行设置,所述第二接地部连接所述第一接地部的末端及第三接地部的端部,所述第三接地部为一片体且两端分别垂直连接所述第二接地部及所述主体部。 2. The multi-frequency antenna according to claim 1, wherein: said feeding portion of a body, said ground portion includes a first ground portion, a second portion and a third ground grounding portion, said the first ground portion of a body and disposed parallel to each other with said feeding portion, the grounding portion of the second end of the first connection end portion and the ground portion of the third ground portion, the ground portion of a third body and both ends are respectively connected to the second ground portion perpendicular to the body portion, and.
  3. 3.如权利要求2所述的多频天线,其特征在于:所述第二接地部包括一第一长边、一短边及一第二长边,所述第一长边为一直条状片体,其垂直连接所述第一接地部,所述短边为一直条状片体,其与所述第一长边的末端垂直连接,所述第二长边为一直条状片体,其与短边的末端垂直连接,并与所述第一长边相互平行设置。 3. The multi-frequency antenna as claimed in claim 2, wherein: the second ground portion comprises a first long side, a short side and a second long side, said first long side of the strip has been sheet, which is perpendicular to the first ground connecting portion, the strip-shaped sheet has a short side thereof, is connected to the vertical side of the end of the first length to the second long side has a strip sheet, connected to the end of a vertical short sides, parallel to each other and the first long side.
  4. 4.如权利要求3所述的多频天线,其特征在于:所述弯折部包括一连接段及一弯折段, 所述连接段为一直条形片体,一端垂直地连接至短边一端背向第二长边的一侧,并与第二长边设于同一延伸方向上,所述弯折段为一直条状片体,其所在平面与所述馈入部所在平面垂直且与所述连接段垂直连接。 4. The multi-frequency antenna according to claim 3, characterized in that: said bent portion comprises a bent section and a connecting section, the connecting section is a strip-shaped sheet member has one end connected to the short sides vertically One end of the side facing away from the second long side and second long side provided with the same extending direction, the bending section is a strip-like sheet has, in its plane and perpendicular to the feeding portion is located, and with the said connecting section perpendicularly connected.
  5. 5.如权利要求3所述的多频天线,其特征在于:所述第一长边、短边及第二长边共同围成一沟槽。 The multi-frequency antenna according to claim 3, wherein: said first long side, a short side and the second long sides together bound a trench.
  6. 6.如权利要求1所述的多频天线,其特征在于:所述主体部为一片体,其包括二相互平行的长边及二相互平行且与所述长边相互垂直的短边,所述主体部上开设有一第一缺口、 一第二缺口、一第一开槽、一第二开槽、一第三开槽、一第四开槽及一第五开槽。 The multi-frequency antenna according to claim 1, wherein: said main body portion of a body, comprising two long sides and parallel to each other and perpendicular to the longitudinal two mutually parallel shorter edges, the It defines a first notch, a second notch, a first slot, a second slot, a third groove, a fourth and a fifth slot slot on said body portion.
  7. 7.如权利要求6所述的多频天线,其特征在于:所述第一缺口呈矩形,其开设于其中一长边上,并沿与长边平行的方向延伸,所述第二缺口呈矩形,其开设于另一长边上,且沿与长边平行的方向延伸。 7. The multi-frequency antenna as claimed in claim 6, wherein: said first rectangular cutout which defines therein a long side, and extend in a direction parallel to the long side, showing the second notch rectangular, which defines the other long side, and extending in a direction parallel to the long side.
  8. 8.如权利要求6所述的多频天线,其特征在于:所述第一开槽包括一第一切口及一第二切口,所述第一切口及所述第二切口均呈直条形,所述第一切口一端开设于其中一短边上,并沿与二长边平行的方向延伸,所述第二切口与第一切口的末端相连通,走向则垂直于所述第一切口及二长边延伸。 8. The multi-frequency antenna as claimed in claim 6, wherein: said first groove includes a first slit and a second slit, the first slit and the second slit showed linear strip, the first cutout defines therein an end of a short side and extending in a direction parallel to the two long sides, with the second end of the first notch slit communicating, to the perpendicular to the The first slit and two long sides extending.
  9. 9.如权利要求8所述的多频天线,其特征在于:所述第二开槽与所述第一开槽相对设置,所述第二开槽包括一第三切口及一第四切口,所述第三切口与第四切口均呈直条形,所述第三切口位于所述馈入部及接地部之间,其开设于其中一长边上,并沿与二短边平行的方向延伸,所述第四切口一端与第三切口的末端相连通,其走向则垂直于第三切口及短边。 9. The multi-frequency antenna according to claim 8, wherein: said second slot opposite the first slot, the second slot comprises a third and a fourth cutout notch, the third and fourth cut cutout showed a linear strip, said cutout is located between the third portion and the ground portion of the feed, which is defined in one of the long sides, and extend in a direction parallel to the two short sides the fourth notch cut end of the third terminal in communication which is perpendicular to the third direction and the short side cutout.
  10. 10.如权利要求7所述的多频天线,其特征在于:所述第三开槽包括一第五切口及一第六切口,所述第五切口开设于其中一长边上且与所述第二缺口相通,另一端沿平行于二短边的方向延伸,所述第六切口一端与所述第五切口的末端及第二缺口相贯通,并沿与二短边平行的方向延伸。 10. The multi-frequency antenna as claimed in claim 7, wherein: said third groove includes a fifth and a sixth slit notch, the notch defines therein a fifth long sides and the communicating a second notch, and the other end in a direction parallel to the two short sides extending in a direction, the one end of the fifth sixth notch cut end and a second phase through the notch, and extend in a direction parallel to the two short sides.
  11. 11.如权利要求10所述的多频天线,其特征在于:所述第四开槽包括一第七切口及一第八切口,所述第七切口呈矩形,其一端连接于第六切口伸入所述主体部内部的末端,其延伸方向与第六切口一致,所述第八缺口一端分别与所述第六切口的末端及第七切口的端部相连通并交汇于一起,其走向则平行于二长边。 As claimed in claim 10, said multi-frequency antenna, wherein: said fourth slot comprises a seventh and an eighth slit notch, the seventh rectangular notch, the notch having one end connected to the sixth extension the inner end of the body portion, extending in a direction which coincides with the sixth notch, the notch eighth tip end, respectively, and the sixth cut end portion of the seventh and the notch in communication with the intersection at which the direction parallel to the two long sides.
  12. 12.如权利要求11所述的多频天线,其特征在于:所述第五开槽包括一第九切口及一第十切口,所述第九切口呈直条形,其与所述第八缺口垂直,所述第九切口中部与所述第八切口的末端相连通,其延伸方向则与二短边平行,所述第十切口与所述第九切口垂直,且由第九切口一端沿平行于二长边的方向且朝所述第一开槽所在位置延伸而成。 12. The multi-frequency antenna according to claim 11, wherein: said fifth slot comprises a ninth and a tenth notch cutout, said cutout ninth a straight bar, with the eighth vertical notch, said end of said ninth and eighth middle notch cut in communication, which is a direction extending parallel to the two short sides, the notch perpendicular to said ninth tenth notch, the notch and along the end of the ninth a direction parallel to the two long sides and extending from a first position toward said slot is located.
  13. 13.如权利要求9所述的多频天线,其特征在于:所述延伸部为一片体,其处于与所述馈入部及接地部相互平行的平面,且与位于所述第一开槽及第三开槽之间的辐射部分垂直连接。 13. The multi-frequency antenna as claimed in claim 9, wherein: said extending portion is a body portion which in the plane of the mutually parallel portions and the ground to the feeder, and the first slot located and radiating portion connected between the third vertical slot.
CN 201010118625 2010-03-05 2010-03-05 Multi-frequency antenna CN102195126B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN 201010118625 CN102195126B (en) 2010-03-05 2010-03-05 Multi-frequency antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN 201010118625 CN102195126B (en) 2010-03-05 2010-03-05 Multi-frequency antenna

Publications (2)

Publication Number Publication Date
CN102195126A true true CN102195126A (en) 2011-09-21
CN102195126B CN102195126B (en) 2015-03-11

Family

ID=44602770

Family Applications (1)

Application Number Title Priority Date Filing Date
CN 201010118625 CN102195126B (en) 2010-03-05 2010-03-05 Multi-frequency antenna

Country Status (1)

Country Link
CN (1) CN102195126B (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104425895A (en) * 2013-08-29 2015-03-18 深圳富泰宏精密工业有限公司 Antenna structure and wireless communication device with antenna structure

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030174092A1 (en) * 2002-03-15 2003-09-18 Sullivan Jonathan Lee Planar inverted-F antenna including a matching network having transmission line stubs and capacitor/inductor tank circuits
US20040080457A1 (en) * 2002-10-28 2004-04-29 Yongxin Guo Miniature built-in multiple frequency band antenna
US20050128151A1 (en) * 2003-12-13 2005-06-16 Info & Communications Univ Educational Foundation Internal multi-band antenna with multiple layers
US20050270240A1 (en) * 2004-06-02 2005-12-08 Research In Motion Limited Mobile wireless communications device comprising a top-mounted auxiliary input/output device and a bottom-mounted antenna
WO2006070233A1 (en) * 2004-12-31 2006-07-06 Nokia Corporation Internal multi-band antenna with planar strip elements
CN200969395Y (en) * 2006-11-14 2007-10-31 富港电子(东莞)有限公司 Multi-frequency antenna
CN201171084Y (en) * 2008-02-01 2008-12-24 速码波科技股份有限公司 Dual-frequency reverse-F type antennae
CN101587983A (en) * 2008-05-21 2009-11-25 深圳富泰宏精密工业有限公司;奇美通讯股份有限公司 Multi-frequency antenna and radio communication system having same
CN101651253A (en) * 2008-08-11 2010-02-17 深圳富泰宏精密工业有限公司;奇美通讯股份有限公司 Dual-band antenna and wireless communication device using same

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20030174092A1 (en) * 2002-03-15 2003-09-18 Sullivan Jonathan Lee Planar inverted-F antenna including a matching network having transmission line stubs and capacitor/inductor tank circuits
US20040080457A1 (en) * 2002-10-28 2004-04-29 Yongxin Guo Miniature built-in multiple frequency band antenna
US20050128151A1 (en) * 2003-12-13 2005-06-16 Info & Communications Univ Educational Foundation Internal multi-band antenna with multiple layers
US20050270240A1 (en) * 2004-06-02 2005-12-08 Research In Motion Limited Mobile wireless communications device comprising a top-mounted auxiliary input/output device and a bottom-mounted antenna
WO2006070233A1 (en) * 2004-12-31 2006-07-06 Nokia Corporation Internal multi-band antenna with planar strip elements
CN200969395Y (en) * 2006-11-14 2007-10-31 富港电子(东莞)有限公司 Multi-frequency antenna
CN201171084Y (en) * 2008-02-01 2008-12-24 速码波科技股份有限公司 Dual-frequency reverse-F type antennae
CN101587983A (en) * 2008-05-21 2009-11-25 深圳富泰宏精密工业有限公司;奇美通讯股份有限公司 Multi-frequency antenna and radio communication system having same
CN101651253A (en) * 2008-08-11 2010-02-17 深圳富泰宏精密工业有限公司;奇美通讯股份有限公司 Dual-band antenna and wireless communication device using same

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104425895A (en) * 2013-08-29 2015-03-18 深圳富泰宏精密工业有限公司 Antenna structure and wireless communication device with antenna structure

Also Published As

Publication number Publication date Type
CN102195126B (en) 2015-03-11 grant

Similar Documents

Publication Publication Date Title
US7119748B2 (en) Internal multi-band antenna with planar strip elements
US6894649B2 (en) Antenna arrangement and portable radio communication device
US20100309067A1 (en) Multiband antenna
US7375686B2 (en) Planar inverted F antenna and method of making the same
CN1886863A (en) Internal multiband antenna
US20110156958A1 (en) Mobile Communication Device
CN102315513A (en) Multi-frequency antenna and multi-frequency operation method for antenna
US20110001675A1 (en) Antenna of portable electronic devices
CN103236583A (en) Novel bandwidth-enhanced LTE (long term evolution) metal frame antenna
CN1409570A (en) Internal multiple frequency antenna with improved radiation effeciency
US20070040750A1 (en) Multi-band antenna
US20100271271A1 (en) Multi-loop antenna structure and hand-held electronic device using the same
US20120242555A1 (en) Antenna Module
Chiu et al. A meandered loop antenna for LTE/WWAN operations in a smart phone
US20100253581A1 (en) Multiband antenna and portable wireless communication device using the same
US20090289859A1 (en) Hyperband antenna and portable wireless communication device using the same
US20110102272A1 (en) Mobile Communication Device and Antenna Thereof
CN200956405Y (en) Tri-band antenna
US20140184449A1 (en) Antenna structure for using with a metal frame of a mobile phone
WO2007049414A1 (en) Multiband antenna device and communication terminal device
CN101651251A (en) Multi-frequency antenna and electric device using same
CN102800931A (en) Mobile communication terminal antenna device
CN200986965Y (en) Built-in multi-frequency antenna of mobile communication device and mobile communication device
US7479928B2 (en) Antenna radiator assembly and radio communications assembly
CN200959369Y (en) Cell-phone antenna based on comb-typed floor slit

Legal Events

Date Code Title Description
C06 Publication
C10 Entry into substantive examination
C14 Grant of patent or utility model