JPS5952747U - wireless communication device - Google Patents
wireless communication deviceInfo
- Publication number
- JPS5952747U JPS5952747U JP1983094624U JP9462483U JPS5952747U JP S5952747 U JPS5952747 U JP S5952747U JP 1983094624 U JP1983094624 U JP 1983094624U JP 9462483 U JP9462483 U JP 9462483U JP S5952747 U JPS5952747 U JP S5952747U
- Authority
- JP
- Japan
- Prior art keywords
- terminal
- stripline
- directional filter
- wireless communication
- communication device
- 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.)
- Granted
Links
Landscapes
- Transceivers (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は従来の無線通信機の一実施例、第２図は本考案
に使用する方向性ろ波器、第３図および第４図は本考案
に関連した参考図、第５図は本考案による無線通信機の
一実施例を示す図である。
図において、１． ２． ３． ４は空中線共用器、１
１・・・・・・送信機、１２． １３． １４・・・・
・・帯域ろ波器、１５・・・・・・空中線、１６・・・
・・・局部発振部、１７・・・・・・混合器、１８・・
・・・・中間周波部、１９・・・・・・低周波部、２４
．３４・・・・・・−波長ループ共振器、２０〜２３．
’ ３０〜３３・・・・・・方向性ろ波器の入力端子、
４０．４１・・・・・・終端抵抗器である。Fig. 1 is an example of a conventional wireless communication device, Fig. 2 is a directional filter used in the present invention, Figs. 3 and 4 are reference figures related to the present invention, and Fig. 5 is in the book. 1 is a diagram showing an embodiment of a wireless communication device according to the invention; FIG. In the figure, 1. 2. 3. 4 is an antenna duplexer, 1
1...Transmitter, 12. 13. 14...
...Band filter, 15...Antenna, 16...
...Local oscillation section, 17...Mixer, 18...
...Intermediate frequency section, 19...Low frequency section, 24
．． 34...-Wavelength loop resonator, 20-23.
' 30-33...Input terminal of directional filter,
40.41... Terminating resistor.
Claims (1)
された空中線共用器とを含む無線通信機において、前記
空中線共用器を、第１および第２のストリップライン形
方向性ろ波器で構成し、前記方向性ろ波器の各々を、第
１．の端子と第２の端子とを接続する第１のストリップ
ラインと、第３の端子と第４の端子を接続する第２のス
トリップラインと、前記第１のストリップラインと第２
のストリップラインとの間に設けられ前記第１および第
２のストリップラインに結合するループ共振器とで構成
し、前記第１のストリップライン形方向性ろ波器のルー
プ共振器を前記送信部からの送信信号周波数に同調させ
、前記第２のストリップライン形方向性ろ波器のループ
共振器を前記局部発振部の発振周波数に同調させ、前記
第１のストリップライン形方向性ろ波器の第１、第２お
よび第３の端子をそれぞれ前記送信機、第１の終端器お
よび前記空中線に接続し、前記第２のストリップライン
形方向性ろ波器の第１、第３および第４の端子を第２の
終端器、前記局部発振部および前記混合器に接続し、前
記第１のストリップライン形方向性ろ波器の第４の端子
を前記第２のストリップライン形方向性ろ波器の第２の
端子に接続したことを特徴とする無線通信機。In a wireless communication device including a transmitter, an antenna, a local oscillator, a mixer, and an antenna duplexer coupled to these, the antenna duplexer is formed by first and second stripline directional filters. configuring each of the directional filters to have a first . a first strip line that connects the terminal and the second terminal, a second strip line that connects the third terminal and the fourth terminal, and a second strip line that connects the first strip line and the second terminal.
a loop resonator provided between the first stripline and the second stripline and coupled to the first and second striplines, the loop resonator of the first stripline directional filter being connected to the first stripline directional filter from the transmitter. The loop resonator of the second stripline directional filter is tuned to the oscillation frequency of the local oscillator; 1, a second and a third terminal connected to the transmitter, a first terminator and the antenna, respectively, the first, third and fourth terminals of the second stripline directional filter; is connected to a second terminator, the local oscillator and the mixer, and a fourth terminal of the first stripline directional filter is connected to a fourth terminal of the second stripline directional filter. A wireless communication device characterized in that it is connected to a second terminal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983094624U JPS5942769Y2 (en) | 1983-06-20 | 1983-06-20 | wireless communication device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1983094624U JPS5942769Y2 (en) | 1983-06-20 | 1983-06-20 | wireless communication device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5952747U true JPS5952747U (en) | 1984-04-06 |
| JPS5942769Y2 JPS5942769Y2 (en) | 1984-12-15 |
Family
ID=30226408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1983094624U Expired JPS5942769Y2 (en) | 1983-06-20 | 1983-06-20 | wireless communication device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5942769Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168102A (en) * | 1987-12-23 | 1989-07-03 | Mitsubishi Electric Corp | Shared antenna system for plural waves |
-
1983
- 1983-06-20 JP JP1983094624U patent/JPS5942769Y2/en not_active Expired
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01168102A (en) * | 1987-12-23 | 1989-07-03 | Mitsubishi Electric Corp | Shared antenna system for plural waves |
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5942769Y2 (en) | 1984-12-15 |
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