JP2001332922A - Chip antenna - Google Patents

Chip antenna

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Publication number
JP2001332922A
JP2001332922A JP2000147039A JP2000147039A JP2001332922A JP 2001332922 A JP2001332922 A JP 2001332922A JP 2000147039 A JP2000147039 A JP 2000147039A JP 2000147039 A JP2000147039 A JP 2000147039A JP 2001332922 A JP2001332922 A JP 2001332922A
Authority
JP
Japan
Prior art keywords
terminal
conductive path
path pattern
chip antenna
shape
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.)
Pending
Application number
JP2000147039A
Other languages
Japanese (ja)
Inventor
Eiichiro Hirose
英一郎 広瀬
Akikazu Toyoda
明和 豊田
Yoshiomi Go
良臣 郷
Nobutomo Sakai
信智 酒井
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Mitsubishi Materials Corp
Original Assignee
Mitsubishi Materials Corp
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 Mitsubishi Materials Corp filed Critical Mitsubishi Materials Corp
Priority to JP2000147039A priority Critical patent/JP2001332922A/en
Publication of JP2001332922A publication Critical patent/JP2001332922A/en
Pending legal-status Critical Current

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Abstract

PROBLEM TO BE SOLVED: To provide a chip antenna capable of decreasing power transmission among plural signal terminals. SOLUTION: For the chip antenna, with which a helical radiation element is formed by winding a peripheral conducting path pattern around the front, rear and sides of a substrate composed of at least one of dielectric and magnetic substance and at least two signal terminals and at least one ground terminal are respectively connected via a terminal conducting path pattern to a conductive land having a prescribed area at one terminal of the radiation element, and the winding direction of the terminal conducting path pattern connected to the signal terminal or ground terminal is located opposite to the winding direction of the helical peripheral conducting path pattern.

Description

【発明の詳細な説明】DETAILED DESCRIPTION OF THE INVENTION

【0001】[0001]

【発明の属する技術分野】この発明は、信号端子または
接地端子近傍の導電路パターンの巻き方向を変え、送信
端子と受信端子間の電流漏洩を減少させるとともに、一
部を他の導電路パターンの形状と異ならせることによる
インピーダンス調整または同調周波数調整を適用したチ
ップアンテナに関する。
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention changes the winding direction of a conductive path pattern near a signal terminal or a ground terminal to reduce current leakage between a transmitting terminal and a receiving terminal, and partially reduces the current flowing between other transmitting path patterns. The present invention relates to a chip antenna to which an impedance adjustment or a tuning frequency adjustment by making the shape different from the shape is applied.

【0002】[0002]

【従来の技術】誘電体または磁性体のうち少なくとも一
からなる基体に導電路パターンを形成してなる1/4波
長モノポールチップアンテナは、基体の表面、底面およ
び両側面に所定長さの導電路パターンを周回させてアン
テナ素子を形成し、所望の周波数に同調するようにして
いた。
2. Description of the Related Art A quarter-wavelength monopole chip antenna in which a conductive path pattern is formed on a substrate made of at least one of a dielectric substance and a magnetic substance is provided on a surface, a bottom surface and both side surfaces of the substrate with a predetermined length of conductive material. An antenna element is formed by circling a road pattern and is tuned to a desired frequency.

【0003】また、回路構成を簡単にするため複数の信
号端子を設け、送信信号を送信用端子に、受信信号を受
信用端子にそれぞれ接続する方式がとられている。図2
に従来の技術による複数信号端子を持つアンテナを示
す。この図において、フィード部1の端子12を接地端
子、端子11を高周波信号の送信用信号端子、端子13
を高周波信号の受信用信号端子として使用すると、これ
らの端子が形成するコイルとしての巻き方向と螺旋状の
周回部が形成するコイルの巻き方向とは同方向となって
いる。
In order to simplify the circuit configuration, a plurality of signal terminals are provided, and a transmission signal is connected to a transmission terminal, and a reception signal is connected to a reception terminal. FIG.
FIG. 1 shows an antenna having a plurality of signal terminals according to a conventional technique. In this figure, a terminal 12 of the feed unit 1 is a ground terminal, a terminal 11 is a signal terminal for transmitting a high-frequency signal, and a terminal 13.
Is used as a signal terminal for receiving a high-frequency signal, the winding direction of the coil formed by these terminals is the same as the winding direction of the coil formed by the spiral circling portion.

【0004】[0004]

【発明が解決しようとする課題】ところが上述の方法に
は、送信用信号端子と受信用信号端子との間の電力の透
過が大きく、送信用に送り込んだ電力が受信用信号端子
に透過してしまい、効率の低下を来すという課題があっ
た。
However, in the above-mentioned method, the transmission of power between the transmission signal terminal and the reception signal terminal is large, and the power transmitted for transmission is transmitted to the reception signal terminal. As a result, there is a problem that the efficiency is reduced.

【0005】本発明はこのような背景の下になされたも
ので、信号端子または接地端子に接続された端子導電路
パターンの巻き方向と螺旋状の周回部導電路パターンの
巻き方向とを逆向きとすることにより、複数の信号端子
間の電力透過を減少させることができるチップアンテナ
を提供することを目的とする。
The present invention has been made under such a background, and the winding direction of a terminal conductive path pattern connected to a signal terminal or a ground terminal is opposite to the winding direction of a spiral orbiting part conductive path pattern. Accordingly, an object of the present invention is to provide a chip antenna capable of reducing power transmission between a plurality of signal terminals.

【0006】[0006]

【課題を解決するための手段】請求項1に記載の発明
は、誘電体または磁性体のうち少なくとも一からなる基
体の表面、裏面および側面に周回部導電路パターンを周
回させ螺旋状として輻射素子を形成し、該輻射素子の一
端の所定面積を持った導電ランドに2つ以上の信号端子
と1つ以上の接地端子がそれぞれ端子導電路パターンを
介して接続されたチップアンテナにおいて、前記信号端
子または前記接地端子に接続された前記端子導電路パタ
ーンの巻き方向が螺旋状の前記周回部導電路パターンの
巻き方向と逆向きに巻かれたことを特徴とするチップア
ンテナを提供する。
According to a first aspect of the present invention, there is provided a radiating element which is formed in a spiral shape by circulating a circulating portion conductive path pattern on a front surface, a back surface and a side surface of a substrate made of at least one of a dielectric material and a magnetic material. A chip antenna in which two or more signal terminals and one or more ground terminals are connected to a conductive land having a predetermined area at one end of the radiation element via a terminal conductive path pattern, respectively. Alternatively, there is provided a chip antenna, wherein a winding direction of the terminal conductive path pattern connected to the ground terminal is wound in a direction opposite to a winding direction of the spiral orifice conductive path pattern.

【0007】請求項1の発明によれば、螺旋状導電路パ
ターンの巻き方向と端子導電路パターンの巻き方向とを
逆向きの巻き方向とすることによって送信用端子と受信
用端子間の電流漏洩が軽減され、アンテナの同調周波数
の調整、またはインピーダンスの調整を行いやすくした
チップアンテナが提供される。
According to the first aspect of the invention, the current leakage between the transmitting terminal and the receiving terminal is achieved by setting the winding direction of the spiral conductive path pattern and the winding direction of the terminal conductive path pattern to be opposite to each other. Therefore, there is provided a chip antenna in which the tuning frequency of the antenna or the impedance can be easily adjusted.

【0008】請求項2に記載の発明は、請求項1記載の
チップアンテナにおいて、前記信号端子または前記接地
端子に接続された前記端子導電路パターンの線幅が他の
導電路パターンと異なるか、または前記導電ランドのう
ち前記信号端子または前記接地端子に接続された前記端
子導電路パターンに接続された部分の形状が、前記端子
導電路パターンの間の隙間が延長された形状となってい
ることを特徴とする。
According to a second aspect of the present invention, in the chip antenna according to the first aspect, a line width of the terminal conductive path pattern connected to the signal terminal or the ground terminal is different from another conductive path pattern. Alternatively, the shape of a portion of the conductive land connected to the terminal conductive pattern connected to the signal terminal or the ground terminal has a shape in which a gap between the terminal conductive pattern is extended. It is characterized by.

【0009】請求項2の発明によれば、導電ランドの1
カ所の形状変更によりアンテナのインピーダンスまたは
同調周波数が所定値に調整され、かつ、信号端子と接地
端子間のインピーダンスが所定値に調整されたチップア
ンテナが提供される。また、それぞれの信号端子間の漏
洩電流を減少させたチップアンテナが提供される。
According to the invention of claim 2, one of the conductive lands is provided.
A chip antenna is provided in which the impedance or tuning frequency of the antenna is adjusted to a predetermined value by changing the shape of the location, and the impedance between the signal terminal and the ground terminal is adjusted to a predetermined value. In addition, a chip antenna having a reduced leakage current between respective signal terminals is provided.

【0010】請求項3に記載の発明は、請求項1または
2に記載のチップアンテナにおいて、前記導電ランドの
前記端子導電路パターンの間の隙間が延長された形状
は、他の導電路パターン間の隙間とは異なる形状となっ
ていることを特徴とする。
According to a third aspect of the present invention, in the chip antenna according to the first or second aspect, the shape in which the gap between the terminal conductive path patterns of the conductive land is extended is different from that of another conductive path pattern. It is characterized in that it has a shape different from that of the gap.

【0011】請求項3の発明によれば、隙間の形状を選
択することによってアンテナの同調周波数またはインピ
ーダンスの調整を効率よく行ったアンテナを提供するこ
とができる。また、信号端子間の漏洩電流を減少させた
チップアンテナを提供することができる。
According to the third aspect of the present invention, it is possible to provide an antenna in which the tuning frequency or the impedance of the antenna is efficiently adjusted by selecting the shape of the gap. In addition, a chip antenna with reduced leakage current between signal terminals can be provided.

【0012】請求項4に記載の発明は、請求項1から3
のいずれかに記載のチップアンテナにおいて、前記導電
ランドの前記異なる形状は、前記信号端子または前記接
地端子に接続された前記端子導電路パターンの接続点か
ら前記基体の幅方向に隙間が延長され、さらに前記基体
の長さ方向に隙間が延長された形状であることを特徴と
する。
[0012] The invention according to claim 4 is the invention according to claims 1 to 3.
In the chip antenna according to any one of the above, the different shape of the conductive land is such that a gap is extended in a width direction of the base from a connection point of the terminal conductive path pattern connected to the signal terminal or the ground terminal, Further, the substrate has a shape in which a gap is extended in a length direction of the substrate.

【0013】請求項4の発明によれば、アンテナの同調
周波数またはインピーダンスの調整幅を大きくすること
ができる。また、信号端子と接地端子との間のインピー
ダンスの調整幅を大きくすることができる。また、信号
端子間の漏洩電流を減少させたチップアンテナを提供す
ることができる。
According to the fourth aspect of the present invention, it is possible to increase the tuning range of the tuning frequency or impedance of the antenna. Further, the adjustment width of the impedance between the signal terminal and the ground terminal can be increased. In addition, a chip antenna with reduced leakage current between signal terminals can be provided.

【0014】[0014]

【発明の実施の形態】以下、この発明の一実施形態につ
いて図を参照しながら説明する。図1はこの発明の一実
施形態によるチップアンテナを表面、裏面または両側面
の各面から見た原形図であり、チップの寸法は一例とし
て、長さ13.5mm、幅2.5mm、厚さ0.635
mmである。また、ハッチを施した部分が導電路パター
ン部分で、基本的な導体幅は1mm、導体間ピッチは
1.5mmである。
DESCRIPTION OF THE PREFERRED EMBODIMENTS One embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is an original view of a chip antenna according to an embodiment of the present invention as viewed from the front surface, the back surface, or both side surfaces. The dimensions of the chip are, for example, 13.5 mm in length, 2.5 mm in width, and thickness. 0.635
mm. The hatched portion is a conductive path pattern portion, and the basic conductor width is 1 mm and the pitch between conductors is 1.5 mm.

【0015】図1のうち、図1(a)は表面図、図1
(b)は側面図のうち図1(a)のB−B視図、図1
(c)は裏面図で図1(b)のC−C視図、図1(d)
は側面図のうち図1(c)のD−D視図である。従って
図1(a)の表面図は、図1(d)のA−A視図となっ
ている。各図においてハッチを施した部分が導体部分で
あり、各図の隣接する導体部分は電気的に接続されてい
る。
FIG. 1A is a front view, and FIG.
(B) is a BB view of FIG.
FIG. 1C is a rear view, taken along the line CC in FIG. 1B, and FIG.
Fig. 3 is a view from the DD in Fig. 1 (c) of the side view. Therefore, the surface view of FIG. 1A is a view along AA in FIG. 1D. In each figure, the hatched portion is a conductor portion, and adjacent conductor portions in each diagram are electrically connected.

【0016】図1のチップアンテナの基体4は、図1
(a)に示す表面、図1(c)に示す裏面、および凹部
と凸部が交互に形成された図1(b)、図1(d)に示
す一対の側面を有する。ここで基体4は、高周波帯にお
いて比誘電率(εr)、比透磁率(μr)が安定し、低
損失で共振周波数の温度係数(τf)の小さなものが望
ましく、例えば、アルミナ系セラミックスが用いられ
る。導体は銅、銀、金ニッケル等導体抵抗の低いものが
望ましく、例えば、銀−白金ペーストが適用される。
The base 4 of the chip antenna shown in FIG.
It has a front surface shown in FIG. 1A, a back surface shown in FIG. 1C, and a pair of side surfaces shown in FIG. 1B and FIG. Here, it is desirable that the substrate 4 has a stable relative dielectric constant (εr) and relative magnetic permeability (μr) in a high frequency band, a low loss, and a small temperature coefficient (τ f ) of the resonance frequency. Used. The conductor is desirably one having low conductor resistance such as copper, silver, and gold-nickel. For example, a silver-platinum paste is applied.

【0017】図1(a)に示す表面、または図1(c)
の裏面の導電路パターンは、導電ペーストをスクリーン
印刷することによって形成される。また、図1(b)ま
たは図1(d)の側面図の導体パターンは、ディッピン
グあるいはロールコーターによるペースト塗布によって
形成され、この側面電極によって図1(a)の表面の導
電路パターンと図1(c)の裏面の導電路パターンとを
接続する。また、一部の側面の電極は外部との入出力接
続端子として使われ、さらに表面の導電路パターンと裏
面の導電路パターンとの接続に使用されない側面のパタ
ーンh、i、j、k、またはlのうちいくつかは、チッ
プアンテナの配線基板への固定用として使用される。こ
の構造によって小型、軽量化が達成され、表面実装が可
能となっている。
The surface shown in FIG. 1 (a) or FIG. 1 (c)
Is formed by screen-printing a conductive paste. The conductor pattern in the side view of FIG. 1B or FIG. 1D is formed by dipping or paste application by a roll coater, and the side surface electrode and the conductive path pattern on the surface of FIG. (C) is connected to the conductive path pattern on the back surface. Further, the electrodes on some side surfaces are used as input / output connection terminals with the outside, and the side surface patterns h, i, j, k, or which are not used for connection between the conductive path pattern on the front surface and the conductive path pattern on the back surface, or Some of l are used for fixing the chip antenna to the wiring board. This structure achieves a reduction in size and weight, and enables surface mounting.

【0018】なお、導電ペーストをスクリーン印刷する
ことによって形成される図1(a)の表面の導電路パタ
ーンの幅、および図1(c)の裏面の導電路パターンの
幅を図1(b)または図1(d)のパターンの幅よりも
細くすることによって、表面または裏面のパターンと側
面のパターンとを接続するときの位置合わせが容易とな
り、螺旋構造が作りやすくなる。
The width of the conductive path pattern on the front surface in FIG. 1A and the width of the conductive path pattern on the back surface in FIG. 1C formed by screen printing the conductive paste are shown in FIG. Alternatively, by making the width smaller than the width of the pattern shown in FIG. 1D, the alignment when connecting the pattern on the front surface or the back surface and the pattern on the side surface is facilitated, and the spiral structure is easily formed.

【0019】図1に示すアンテナは、大別すると3つの
部分に分類される。第1の部分は、信号端子または接地
端子として使用される図1(c)に示す11から13の
端子と、この端子11から13の端子導電路パターン1
1a、12b、13aを通り、図1(b)の側面の電極
を経由して図1(a)のd、a、cに接続されているフ
ィード部1である。
The antenna shown in FIG. 1 is roughly classified into three parts. The first part includes terminals 11 to 13 shown in FIG. 1C which are used as signal terminals or ground terminals, and terminal conductive path patterns 1 of the terminals 11 to 13.
The feed unit 1 passes through 1a, 12b, and 13a, and is connected to d, a, and c in FIG. 1A via electrodes on the side surface in FIG. 1B.

【0020】第2の部分は、図1(a)の表面の周回部
導電路パターンと図1(c)の裏面の1つずれた周回部
導電路パターンとを図1(b)および図1(d)の側面
の電極によって接続し、螺旋状としてコイルを形成した
コイル部2である。
In the second part, the peripheral conductive path pattern on the front side in FIG. 1A and the peripheral conductive path pattern on the rear side in FIG. 1C shifted by one are shown in FIG. 1B and FIG. (D) is a coil portion 2 connected by electrodes on the side surface and formed as a spiral coil.

【0021】また、第3の部分は、所定面積の導電ラン
ド3aを持つ自由端3である。
The third part is a free end 3 having a conductive land 3a having a predetermined area.

【0022】なお、螺旋導体層の巻き方向と基体4の裏
面の端子11から13に接続された横断導体層の巻き方
向とは逆向きの巻き方向となっている。以下、螺旋導体
層の巻き方向と端子11から13に接続された横断導体
層の巻き方向とを逆向きの巻き方向として折り返した本
実施形態のアンテナと従来の技術によるアンテナとの特
性の違いについて説明する。
The winding direction of the spiral conductor layer is opposite to the winding direction of the transverse conductor layer connected to the terminals 11 to 13 on the back surface of the base 4. Hereinafter, the difference in characteristics between the antenna according to the present embodiment in which the winding direction of the spiral conductor layer and the winding direction of the transverse conductor layer connected to the terminals 11 to 13 are turned in the opposite directions and the antenna according to the related art will be described. explain.

【0023】一つの事例としてISMバンド(2400
〜2484MHz)用アンテナについて比較すると、共
振周波数を約2440MHzとしたときの従来の技術に
よるアンテナの帯域幅が約250MHzであるのに対
し、本実施形態のアンテナの帯域幅は180MHzと若
干狭くなるものの、必要とする帯域幅84MHzに対し
ては十分な帯域幅を持っている。また、相対する2つの
信号端子間の透過電力は従来の技術によるアンテナが−
2.17dBから−2.27dBであるのに対して本実
施形態のアンテナでは、−2.74dBから−2.78
dBとなり、0.51dBから0.55dB小さくな
り、2つの入力端子間の干渉を減少させることができ
る。
As one example, the ISM band (2400
When the resonance frequency is set to about 2440 MHz, the bandwidth of the antenna according to the related art is about 250 MHz, whereas the bandwidth of the antenna of the present embodiment is slightly reduced to 180 MHz. Has a sufficient bandwidth for a required bandwidth of 84 MHz. The transmitted power between two opposing signal terminals is-
2.17 dB to -2.27 dB, whereas the antenna of the present embodiment has a range of -2.74 dB to -2.78 dB.
dB, which is smaller than 0.51 dB by 0.55 dB, and the interference between the two input terminals can be reduced.

【0024】以上、本発明の一実施形態について図面を
参照して詳述してきたが、本発明はこの実施形態に限ら
れるものではなく、本発明の要旨を逸脱しない範囲の設
計変更等があっても本発明に含まれる。
As described above, one embodiment of the present invention has been described in detail with reference to the drawings. However, the present invention is not limited to this embodiment, and there are design changes and the like without departing from the gist of the present invention. This is also included in the present invention.

【0025】[0025]

【発明の効果】これまでに説明したように、この発明に
よれば、コイル部の導体パターンの巻き方向と外部端子
に接続される端子導体パターンの巻き方向を逆向きの巻
き方向とすることにより、2つの入力端子間の電力透過
を減少させることができるという効果が得られる。
As described above, according to the present invention, the winding direction of the conductor pattern of the coil portion and the winding direction of the terminal conductor pattern connected to the external terminal are made opposite to each other. And an effect that power transmission between the two input terminals can be reduced.

【0026】また、アンテナの同調周波数の調整、イン
ピーダンスの調整を行いやすいという効果が得られる。
Further, there is obtained an effect that the tuning frequency and the impedance of the antenna can be easily adjusted.

【図面の簡単な説明】[Brief description of the drawings]

【図1】 この発明の一実施形態によるチップアンテナ
を表面、裏面または両側面の各面から見た図。
FIG. 1 is a view of a chip antenna according to an embodiment of the present invention as viewed from a front surface, a back surface, or both side surfaces.

【図2】 従来の技術によるチップアンテナを表面、裏
面または両側面の各面から見た図。
FIG. 2 is a diagram showing a chip antenna according to a conventional technique as viewed from a front surface, a back surface, or both side surfaces.

【符号の説明】[Explanation of symbols]

1…フィード部 2…コイル部 3…自由端 3a…導電ランド 4…基体 11、12、13…端子 11a、12b、13a…端子部導電路パターン DESCRIPTION OF SYMBOLS 1 ... Feed part 2 ... Coil part 3 ... Free end 3a ... Conductive land 4 ... Base 11, 12, 13 ... Terminal 11a, 12b, 13a ... Terminal part conductive path pattern

───────────────────────────────────────────────────── フロントページの続き (72)発明者 郷 良臣 埼玉県秩父郡横瀬町大字横瀬2270番地 三 菱マテリアル株式会社セラミックス工場電 子デバイス開発センター内 (72)発明者 酒井 信智 埼玉県秩父郡横瀬町大字横瀬2270番地 三 菱マテリアル株式会社セラミックス工場電 子デバイス開発センター内 Fターム(参考) 5J046 AA01 AA03 AA07 AB00 AB06 AB12 PA01  ──────────────────────────────────────────────────の Continuing on the front page (72) Inventor Yoshiomi Go 2270 Yokoze, Yokoze-cho, Chichibu-gun, Saitama, Japan Electronic Device Development Center, Ceramics Factory, Mitsui Materials Co., Ltd. 2270 Yokoze, Machimachi F-term in the Electronic Device Development Center, Ceramics Co., Ltd. Ceramic Materials Factory 5J046 AA01 AA03 AA07 AB00 AB06 AB12 PA01

Claims (4)

【特許請求の範囲】[Claims] 【請求項1】 誘電体または磁性体のうち少なくとも一
からなる基体の表面、裏面および側面に周回部導電路パ
ターンを周回させ螺旋状として輻射素子を形成し、該輻
射素子の一端の所定面積を持った導電ランドに2つ以上
の信号端子と1つ以上の接地端子がそれぞれ端子部導電
路パターンを介して接続されたチップアンテナにおい
て、 前記信号端子または前記接地端子に接続された前記端子
部導電路パターンの巻き方向が螺旋状の前記周回部導電
路パターンの巻き方向と逆向きに巻かれたことを特徴と
するチップアンテナ。
1. A radiating element is formed in a spiral shape by circling a circulating portion conductive path pattern on the front, back and side surfaces of a substrate made of at least one of a dielectric substance and a magnetic substance, and a predetermined area of one end of the radiating element is formed. In a chip antenna in which two or more signal terminals and one or more ground terminals are respectively connected to a conductive land held via a terminal portion conductive path pattern, the terminal portion conductive connected to the signal terminal or the ground terminal is provided. A chip antenna, wherein a winding direction of a road pattern is wound in a direction opposite to a winding direction of the spiral orbiting conductive path pattern.
【請求項2】 前記信号端子または前記接地端子に接続
された前記端子部導電路パターンの線幅が他の導電路パ
ターンと異なるか、または前記導電ランドのうち前記信
号端子または前記接地端子に接続された前記端子部導電
路パターンに接続された部分の形状が、前記端子部導電
路パターンの間の隙間が延長された形状となっているこ
とを特徴とする請求項1記載のチップアンテナ。
2. The terminal part conductive path pattern connected to the signal terminal or the ground terminal has a different line width from another conductive path pattern, or is connected to the signal terminal or the ground terminal of the conductive lands. 2. The chip antenna according to claim 1, wherein the shape of a portion connected to the terminal portion conductive path pattern is a shape in which a gap between the terminal portion conductive path patterns is extended.
【請求項3】 前記導電ランドの前記端子部導電路パタ
ーンの間の隙間が延長された形状は、 他の導電路パターン間の隙間とは異なる形状となってい
ることを特徴とする請求項1または2記載のチップアン
テナ。
3. A shape in which a gap between the terminal portion conductive path patterns of the conductive land is extended is different from a gap between other conductive path patterns. Or the chip antenna according to 2.
【請求項4】 前記導電ランドの前記異なる形状は、 前記信号端子または前記接地端子に接続された前記端子
部導電路パターンの接続点から前記基体の幅方向に隙間
が延長され、さらに前記基体の長さ方向に隙間が延長さ
れた形状であることを特徴とする請求項1から3のいず
れか記載のチップアンテナ。
4. The different shape of the conductive land is such that a gap extends in a width direction of the base from a connection point of the terminal portion conductive path pattern connected to the signal terminal or the ground terminal, and The chip antenna according to any one of claims 1 to 3, wherein the chip antenna has a shape in which a gap is extended in a length direction.
JP2000147039A 2000-05-18 2000-05-18 Chip antenna Pending JP2001332922A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2000147039A JP2001332922A (en) 2000-05-18 2000-05-18 Chip antenna

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2000147039A JP2001332922A (en) 2000-05-18 2000-05-18 Chip antenna

Publications (1)

Publication Number Publication Date
JP2001332922A true JP2001332922A (en) 2001-11-30

Family

ID=18653282

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2000147039A Pending JP2001332922A (en) 2000-05-18 2000-05-18 Chip antenna

Country Status (1)

Country Link
JP (1) JP2001332922A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7196667B2 (en) 2004-08-26 2007-03-27 Kyocera Corporation Surface-mount type antenna and antenna apparatus employing the same, and wireless communication apparatus

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7196667B2 (en) 2004-08-26 2007-03-27 Kyocera Corporation Surface-mount type antenna and antenna apparatus employing the same, and wireless communication apparatus

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