JPH02241207A - Vehicle antenna in shape of slot antenna - Google Patents
Vehicle antenna in shape of slot antennaInfo
- Publication number
- JPH02241207A JPH02241207A JP2733890A JP2733890A JPH02241207A JP H02241207 A JPH02241207 A JP H02241207A JP 2733890 A JP2733890 A JP 2733890A JP 2733890 A JP2733890 A JP 2733890A JP H02241207 A JPH02241207 A JP H02241207A
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- slot
- vehicle
- antennas
- vehicle antenna
- 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
Links
- 239000002184 metal Substances 0.000 claims description 3
- 239000011810 insulating material Substances 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 abstract 1
- 239000011888 foil Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
- H01Q1/3291—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle mounted in or on other locations inside the vehicle or vehicle body
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q1/00—Details of, or arrangements associated with, antennas
- H01Q1/27—Adaptation for use in or on movable bodies
- H01Q1/32—Adaptation for use in or on road or rail vehicles
- H01Q1/325—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle
- H01Q1/3283—Adaptation for use in or on road or rail vehicles characterised by the location of the antenna on the vehicle side-mounted antennas, e.g. bumper-mounted, door-mounted
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01Q—ANTENNAS, i.e. RADIO AERIALS
- H01Q13/00—Waveguide horns or mouths; Slot antennas; Leaky-waveguide antennas; Equivalent structures causing radiation along the transmission path of a guided wave
- H01Q13/10—Resonant slot antennas
Abstract
Description
【発明の詳細な説明】
〔産業上の利用分野〕
本発明はスロットアンテナの形の車両アンテナに関する
。DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to a vehicle antenna in the form of a slot antenna.
このような形式の車両アンテナは既に知り扛ておシ（殴
州特許出願公開第０２６１７６２号明細書）、この賜金
自動車の屋根にＡＭ−ＦＭ受信用のスロットアンテナが
組み込′まれている。This type of vehicle antenna is already known (see Patent Application Publication No. 0261762), and a slot antenna for AM-FM reception is built into the roof of this car.
この公知の車両アンテナには、受信特性もしくは送信特
性が比較的強い指同性會有するという欠点がある。This known vehicle antenna has the disadvantage that the receiving or transmitting characteristics have relatively strong symmetrical characteristics.
本発明の課題は送受信用アンテナとして、周方向にでき
るだけ均一な指向′＃注を有するよりな、スロットアン
テナの形の車両アンテナ會提供することである。An object of the present invention is to provide a vehicle antenna system in the form of a slot antenna, which has a directivity as uniform as possible in the circumferential direction as a transmitting and receiving antenna.
この課題を解決するために本発明の構成では、車両のボ
デーにまたは販ボデー内に２つ以上のスロットアンテナ
が分配されて配置されておジ、各スロットアンテナがｎ
・λ／２の長さのアンテナケーブルを介して中央の給電
点と接続さしており、この揚台ｎは歪数でめν、λは平
均作動波長でるるようにした。In order to solve this problem, in the configuration of the present invention, two or more slot antennas are distributed and arranged on the vehicle body or inside the vehicle body, and each slot antenna has n
- It is connected to the central feeding point via an antenna cable with a length of λ/2, and this platform n is designed to have a distortion number ν, where λ is the average operating wavelength.
本発明によって得らｎる利点は時に仄の点にある。すな
わち、不発明による車両アンテナは送受信用アンテナと
して周方向にできるだけ均一な指向荷性全有している。The advantages obtained by the present invention are sometimes in the opposite sense. That is, the vehicle antenna according to the invention has a directivity that is as uniform as possible in the circumferential direction as a transmitting/receiving antenna.
別の利点として、本発明による車両アンテナは外方から
目に見えず、したがって盗難防市さｎていることが挙け
られる。さらに、本発明による車両アンテナは洗車装置
に対しても強い。Another advantage is that the vehicle antenna according to the invention is not visible from the outside and is therefore anti-theft. Furthermore, the vehicle antenna according to the invention is resistant to car wash equipment.
本発明による車両アンテナの有利な使用領域は自動車の
送受信用アンテナである。An advantageous area of use for the vehicle antenna according to the invention is as a transmitting and receiving antenna in motor vehicles.
以）に、不発明の実施例を図面につき詳しく説明する。 Hereinafter, embodiments of the invention will be described in detail with reference to the drawings.
第１図に符号１０で示さ扛た自動車の金属製のボデー１
１には、このボデーに対して絶縁さｔた６つのスロット
アンテナ１ノ、１３および１４が配置されている。スロ
ットアンテナ１２はたとえば第２図に示した形′＄葡有
している。A metal body 1 of an automobile, designated by the reference numeral 10 in FIG.
1, six slot antennas 1, 13 and 14 are arranged insulated with respect to the body. The slot antenna 12 has, for example, the shape shown in FIG.
すなわち、このスロットアンテナは方形の平らな４板部
分１５と、この薄板部分に設けら扛た長手方向対称的な
スロット１６とから成っている。このスロットアンテナ
は自動車１０のサイドドア１７内に取シ付けられている
。That is, this slot antenna consists of a rectangular flat four-plate portion 15 and a longitudinally symmetrical slot 16 provided in the thin plate portion. This slot antenna is installed inside a side door 17 of an automobile 10.
スロットアンテナ１３および１４はたとえば第３図と第
４図に示した配置栴成會有している。Slot antennas 13 and 14 have, for example, the configuration shown in FIGS. 3 and 4.
すなわち、こ扛らのスロットアンテナは断面Ｕ字形の薄
＆部分２０と、この薄板部分の基部２１に設けられた長
手方向対称的なスロット２２とから成っている。スロッ
トアンテナ１３もしくは１４は自動車ナンパプレートノ
３の背後に取り付けられていると剖°利である（第４図
診照）。３つのスロットアンテナ１２．１３および１４
は、Ｍ利には同軸ケーブルである谷１つのアンテナケー
ブル１５．２＋３および２７にＬつて中央の給紙点ノ８
と接続さｌしておシ、この給′颯点μ込受箔装置３０の
田力倶ｊもしくは入力側に接続されている。That is, these slot antennas consist of a thin section 20 having a U-shaped cross section, and a longitudinally symmetrical slot 22 provided at the base 21 of this thin plate section. It is advantageous if the slot antenna 13 or 14 is installed behind the automobile pick-up plate 3 (see Fig. 4). 3 slot antennas 12.13 and 14
The antenna cable 15.2+3 and 27, which is a coaxial cable, is connected to the center feed point no.8.
This supply point is connected to the terminal or input side of the foil receiving device 30.
アンテナケーブルノ５，２６および２γは、それそｆｉ
ｎ・λ／２の長さとなるように設定されておυ、この−
合ｎは置数であり、λは平均択一的な実施例において、
６つのスロットアンテナ１：２．１３１４を電気的に直
列に接続することもできる。ぢらに、こｎらのスロット
アンテナのうちの少なくとも１つは当業者に知らｔてい
る車両用ディスタアンテナとして構成さｔていてよく、
このような単両用デイスクアンテナではディスクに、ス
ロツ）ｋ有する導電性の仮覆体が装着されている。The antenna cables 5, 26 and 2γ are
It is set so that the length is n・λ/2, and this −
where n is a numeric value and λ is the mean-alternative embodiment.
It is also possible to electrically connect six slot antennas 1:2.1314 in series. Additionally, at least one of these slot antennas may be configured as a vehicle distor antenna as known to those skilled in the art;
In such a single-use disk antenna, a conductive temporary cover having slots) is attached to the disk.
長さが約５５ Ｄ ｍｖｔで、スロット長さが約６５０
７厄で、かつスロット商が約７間である礪合、このよう
な車両アンテナはたとえば約５ Ｑ Ｑ ＭＨｚの周波
数範囲に適している。The length is approximately 55 D mvt and the slot length is approximately 650
7, and the slot quotient is between about 7, such a vehicle antenna is suitable for a frequency range of about 5 Q Q MHz, for example.
図面は本発明による車両アンテナの実施例を示すもので
あって、第１図は６つのスロットアンテナを備えた自動
車の斜視図、第２図は平らなスロットアンテナの斜視図
、第３図は断面Ｕ字形のスロットアンテナの斜視図、第
４図は第３図に示したスロットアンテナと自動単ナンパ
プレートの断面図である。
１０・・・自動車、１１・・・ボデー ’ｌ ２ 、１
３ 。
１４・・・スロットアンテナ、１６・・・薄板部分、１
６・・・スロット、１７・・・サイドドア、２０・・・
薄板部分、２１・・・基部、２２・・・スロット、２３
・・・自動車ナンバフ０Ｖ−ト、２５．ノｂ、ノア・・
・アンテナケーブル、２８・・・７＠電点、３０・・・
送受信装置、The drawings show an embodiment of the vehicle antenna according to the present invention, in which FIG. 1 is a perspective view of a vehicle equipped with six slot antennas, FIG. 2 is a perspective view of a flat slot antenna, and FIG. 3 is a cross-sectional view. FIG. 4 is a perspective view of the U-shaped slot antenna, and a sectional view of the slot antenna and automatic single pick-up plate shown in FIG. 3. 10...Car, 11...Body 'l 2, 1
3. 14... Slot antenna, 16... Thin plate portion, 1
6...Slot, 17...Side door, 20...
Thin plate portion, 21... Base, 22... Slot, 23
...Automobile license plate 0V-t, 25. Nob, Noah...
・Antenna cable, 28...7 @ electrical point, 30...
transmitting and receiving equipment,
Claims (1)
両（１０）のボデー（１１）に、または該ボデー内に２
つ以上のスロットアンテナ（１２、１３）が分配されて
配置されており、各スロットアンテナがｎ・λ／２の長
さのアンテナケーブル（２５、２６）を介して中央の給
電点（２８）と接続されており、この場合ｎは整数であ
り、λは平均作動波長であることを特徴とする車内アン
テナ。 ２、スロットアンテナ（１２、１３、１４）がｎ・λ／
２の長さの各１つのアンテナケーブルを介して直列に接
続されている、請求項１記載の車両アンテナ。 ３、少なくとも１つのスロットアンテナ（１２）が方形
の平らな薄板部分（１５）と、該薄板部分に設けられた
長手方向対称的なスロット（１６）とから成つている、
請求項１または２記載の車両アンテナ。 ４、少なくとも１つのスロットアンテナ（１３）が断面
Ｕ字形の薄板部分（２０）と、該薄板部分の基部（２１
）に設けられた長手方向対称的なスロット（２２）とか
ら成つている、請求項１または２記載の車両アンテナ。 ５、断面Ｕ字形の薄板部分（２０）が車両（１０）の絶
縁材料から成る識別プレート（２３）の裏面に取り付け
られている、請求項４記載の車両アンテナ。 ６、少なくとも１つのスロットアンテナが単両用デイス
クアンテナとして構成されている、請求項１記載の車両
アンテナ。[Scope of Claims] 1. A vehicle antenna in the form of a slot antenna, in which 2.
Three or more slot antennas (12, 13) are distributed and arranged, and each slot antenna connects to the central feeding point (28) via an antenna cable (25, 26) with a length of n·λ/2. An in-vehicle antenna, characterized in that n is an integer and λ is an average operating wavelength. 2. Slot antennas (12, 13, 14) are n・λ/
2. Vehicle antenna according to claim 1, wherein the antennas are connected in series via two lengths each of one antenna cable. 3. the at least one slot antenna (12) consists of a rectangular flat sheet metal part (15) and a longitudinally symmetrical slot (16) provided in the sheet metal part;
The vehicle antenna according to claim 1 or 2. 4. At least one slot antenna (13) includes a thin plate portion (20) having a U-shaped cross section and a base portion (21) of the thin plate portion.
3. Vehicle antenna according to claim 1, comprising a longitudinally symmetrical slot (22) provided in the antenna. 5. Vehicle antenna according to claim 4, characterized in that the thin plate part (20) having a U-shaped cross section is attached to the back side of an identification plate (23) made of an insulating material of the vehicle (10). 6. The vehicle antenna of claim 1, wherein the at least one slot antenna is configured as a dual-use disc antenna.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19893904676 DE3904676A1 (en) | 1989-02-16 | 1989-02-16 | VEHICLE ANTENNA IN THE FORM OF A SLOT ANTENNA |
| DE3904676.1 | 1989-02-16 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02241207A true JPH02241207A (en) | 1990-09-25 |
Family
ID=6374225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2733890A Pending JPH02241207A (en) | 1989-02-16 | 1990-02-08 | Vehicle antenna in shape of slot antenna |
Country Status (3)
| Country | Link |
|---|---|
| EP (1) | EP0382901A3 (en) |
| JP (1) | JPH02241207A (en) |
| DE (1) | DE3904676A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019049877A1 (en) * | 2017-09-05 | 2019-03-14 | 株式会社ヨコオ | Antenna device |
Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3206912B2 (en) * | 1990-07-16 | 2001-09-10 | 日本板硝子株式会社 | Automotive window glass antenna |
| DE4125898C2 (en) * | 1991-08-05 | 1994-02-03 | Hirschmann Richard Gmbh Co | Vehicle antenna in the form of a slot antenna |
| EP0643437B1 (en) * | 1993-09-10 | 1999-10-06 | Ford Motor Company Limited | Slot antenna with reduced ground plane |
| DE19928213C1 (en) * | 1999-06-19 | 2001-05-23 | Sihn Jr Kg Wilhelm | Slot antenna for automobile has electrically-conductive metal band or metalized coating applied to dielectric plastics carrier body |
| JP2001156533A (en) * | 1999-11-29 | 2001-06-08 | Aisin Seiki Co Ltd | Antenna system for vehicle |
| DE10039467C2 (en) * | 2000-08-12 | 2002-06-20 | Bosch Gmbh Robert | antenna array |
| DE102004008973B4 (en) * | 2004-02-24 | 2006-02-02 | Daimlerchrysler Ag | slot antenna |
| DE102006029249A1 (en) * | 2006-06-26 | 2007-12-27 | Giesecke & Devrient Gmbh | Method for mounting a transponder on an object |
| US8299971B2 (en) | 2009-03-25 | 2012-10-30 | GM Global Technology Operations LLC | Control module chassis-integrated slot antenna |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US2661422A (en) * | 1949-02-21 | 1953-12-01 | Johnson William Arthur | Slotted antenna system |
| FR2061498B1 (en) * | 1969-02-04 | 1975-02-21 | Thomson Csf | |
| GB1546571A (en) * | 1976-07-30 | 1979-05-23 | Antenna Specialists Uk Ltd | Antenna |
| US4293955A (en) * | 1980-03-17 | 1981-10-06 | Telex Communications, Inc. | Diversity reception system |
| DE3621117A1 (en) * | 1986-06-24 | 1988-01-14 | Deutsche Bundespost | Vehicle antenna for the decimetric waveband |
| US4721963A (en) * | 1986-07-25 | 1988-01-26 | General Motors Corporation | Vehicle roof mounted slot antenna with separate AM and FM feeds |
| DE8803404U1 (en) * | 1988-03-12 | 1988-05-11 | Blaupunkt-Werke Gmbh, 3200 Hildesheim, De |
-
1989
- 1989-02-16 DE DE19893904676 patent/DE3904676A1/en not_active Ceased
- 1989-11-18 EP EP19890121408 patent/EP0382901A3/en not_active Ceased
-
1990
- 1990-02-08 JP JP2733890A patent/JPH02241207A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019049877A1 (en) * | 2017-09-05 | 2019-03-14 | 株式会社ヨコオ | Antenna device |
| US11404792B2 (en) | 2017-09-05 | 2022-08-02 | Yokowo Co., Ltd. | Antenna device |
Also Published As
| Publication number | Publication date |
|---|---|
| EP0382901A3 (en) | 1990-10-31 |
| DE3904676A1 (en) | 1990-08-30 |
| EP0382901A2 (en) | 1990-08-22 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US5177494A (en) | Vehicular slot antenna system | |
| CA1287916C (en) | Near-isotropic low-profile microstrip radiator especially suited for use as a mobile vehicle antenna | |
| EP0590955B1 (en) | Multiple band antenna | |
| US5508710A (en) | Conformal multifunction shared-aperture antenna | |
| KR0156300B1 (en) | Loop antenna of all directions | |
| US3945013A (en) | Double omni-directional antenna | |
| US5457467A (en) | Multiple antenna system with output signal combination | |
| JPH08114667A (en) | Radar module | |
| JPH1188026A (en) | Tv antenna device for automobile | |
| JPH02241207A (en) | Vehicle antenna in shape of slot antenna | |
| US7019705B2 (en) | Wide band slot cavity antenna | |
| US6292149B1 (en) | All-around vehicle antenna apparatus | |
| JPH06196914A (en) | Hybrid monopole / logarithm frequency antenna | |
| EP0411963B1 (en) | Window antenna | |
| JP3181075B2 (en) | Mobile antenna | |
| US5793337A (en) | Antennas disposed on separate ground planes | |
| JPH04200003A (en) | On-vehicle roof flush mounted antenna | |
| JPS61121603A (en) | Window glass antenna for automobile | |
| JPH0624285B2 (en) | Glass antenna | |
| JPS60149204A (en) | Double frequency sharing antenna for car | |
| JPH10303625A (en) | Glass antenna for vehicle | |
| JPH084725Y2 (en) | Antenna device | |
| JP2506140Y2 (en) | Automotive antenna | |
| JPS63124606A (en) | On-vehicle antenna system | |
| JP4200647B2 (en) | Side window glass antenna for automobile |