JPH0485904U - - Google Patents
Info
- Publication number
- JPH0485904U JPH0485904U JP12871790U JP12871790U JPH0485904U JP H0485904 U JPH0485904 U JP H0485904U JP 12871790 U JP12871790 U JP 12871790U JP 12871790 U JP12871790 U JP 12871790U JP H0485904 U JPH0485904 U JP H0485904U
- Authority
- JP
- Japan
- Prior art keywords
- antenna
- position data
- navigation system
- data transmitted
- vehicle
- 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
- 239000000758 substrate Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000004020 conductor Substances 0.000 description 1
Description
第１図ａ，ｂはこの考案の実施例によるナビゲ
ーシヨンシステム用車載アンテナを示す図、第２
図ａ，ｂはこの考案の他の実施例を示す図、第３
図は従来のナビゲーシヨンシステム用車載アンテ
ナを示す図、第４図はナビゲーシヨンシステムの
構成ブロツク図である。
１は記憶装置、２は車速センサ、３は方位セン
サ、４は信号処理部、５はデイスプレー装置、６
は位置データ受信装置、７は受信アンテナ、８は
受信機、９は地導体、１０は第１の誘電体基板、
１１は第１の円環パツチ、１２は第２の誘電体基
板、１３は第２の円環パツチ、１４は第３の誘電
体基板、１５は円形パツチ、１６は第１の給電線
、１７は第２の給電線、１８は第３の給電線、１
９はスロツトアンテナである。なお、図中、同一
符号は同一、または相当部分を示す。
1a and 1b are diagrams showing an on-vehicle antenna for a navigation system according to an embodiment of this invention;
Figures a and b are views showing other embodiments of this invention;
This figure shows a conventional vehicle-mounted antenna for a navigation system, and FIG. 4 is a block diagram of the configuration of the navigation system. 1 is a storage device, 2 is a vehicle speed sensor, 3 is a direction sensor, 4 is a signal processing unit, 5 is a display device, 6
is a position data receiving device, 7 is a receiving antenna, 8 is a receiver, 9 is a ground conductor, 10 is a first dielectric substrate,
11 is a first circular patch, 12 is a second dielectric substrate, 13 is a second circular patch, 14 is a third dielectric substrate, 15 is a circular patch, 16 is a first feeder line, 17 is the second feed line, 18 is the third feed line, 1
9 is a slot antenna. In addition, in the figures, the same reference numerals indicate the same or equivalent parts.
Claims (1)
用車載アンテナにおいて、測位衛星からの信号を
受信するアンテナ１と、周波数ｆ１で路側アンテ
ナから送信される位置データを受信するアンテナ
２と、周波数ｆ２で路側アンテナから送信される
位置データを受信するアンテナ３との３個のアン
テナを積層したことを特徴とするナビゲーシヨン
システム用車載アンテナ。 (2) ナビゲーシヨンシステムの位置データ受信
用車載アンテナにおいて、測位衛星からの信号を
受信する円環パツチアンテナ１と、周波数ｆ１で
路側アンテナから送信される位置データを受信す
る円環パツチアンテナ２と、ｆ１より高い周波数
ｆ２で路側アンテナから送信される位置データを
受信する上記円形パツチアンテナ２上に形成され
たスロツトアンテナ３から成ることを特徴とする
ナビゲーシヨンシステム用車載アンテナ。[Claims for Utility Model Registration] (1) An on-vehicle antenna for receiving position data in a navigation system, including an antenna 1 that receives signals from a positioning satellite and an antenna that receives position data transmitted from a roadside antenna at frequency f1. An in-vehicle antenna for a navigation system, characterized in that three antennas are stacked: a antenna 2 and an antenna 3 that receives position data transmitted from a roadside antenna at a frequency f2. (2) An on-vehicle antenna for receiving position data of a navigation system includes a circular patch antenna 1 that receives signals from a positioning satellite, a circular patch antenna 2 that receives position data transmitted from a roadside antenna at frequency f1, and f1. An on-vehicle antenna for a navigation system, comprising a slot antenna 3 formed on the circular patch antenna 2, which receives position data transmitted from a roadside antenna at a higher frequency f2.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12871790U JPH0485904U (en) | 1990-11-30 | 1990-11-30 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12871790U JPH0485904U (en) | 1990-11-30 | 1990-11-30 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0485904U true JPH0485904U (en) | 1992-07-27 |
Family
ID=31876163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12871790U Pending JPH0485904U (en) | 1990-11-30 | 1990-11-30 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0485904U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012147243A (en) * | 2011-01-12 | 2012-08-02 | Mitsubishi Electric Corp | Antenna device and array antenna device |
| JP2014022925A (en) * | 2012-07-18 | 2014-02-03 | Mitsubishi Electric Corp | Antenna device and array antenna device |
-
1990
- 1990-11-30 JP JP12871790U patent/JPH0485904U/ja active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012147243A (en) * | 2011-01-12 | 2012-08-02 | Mitsubishi Electric Corp | Antenna device and array antenna device |
| JP2014022925A (en) * | 2012-07-18 | 2014-02-03 | Mitsubishi Electric Corp | Antenna device and array antenna device |
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