JPH0295922U - - Google Patents
Info
- Publication number
- JPH0295922U JPH0295922U JP442489U JP442489U JPH0295922U JP H0295922 U JPH0295922 U JP H0295922U JP 442489 U JP442489 U JP 442489U JP 442489 U JP442489 U JP 442489U JP H0295922 U JPH0295922 U JP H0295922U
- Authority
- JP
- Japan
- Prior art keywords
- matching circuit
- antenna
- output terminal
- input terminal
- transmitter
- 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
- 238000010586 diagram Methods 0.000 description 4
- 239000003990 capacitor Substances 0.000 description 1
Landscapes
- Transmitters (AREA)
Description
第1図はこの考案の一実施例を示す接続図、第
2図は相互に等価関係がある並列回路と直列回路
との一対を示す接続図、第3図は従来の回路を示
す接続図、第4図は従来の他の回路を示す接続図
。
1…入力端子、2…出力端子、C1,C2…コ
ンデンサ、L1,L2,L3…コイル。なお、各
図中同一符号は同一または相当部分を示すものと
する。
FIG. 1 is a connection diagram showing an embodiment of this invention, FIG. 2 is a connection diagram showing a pair of parallel circuit and series circuit that are equivalent to each other, and FIG. 3 is a connection diagram showing a conventional circuit. FIG. 4 is a connection diagram showing another conventional circuit. 1...Input terminal, 2...Output terminal, C1 , C2 ...Capacitor, L1 , L2 , L3 ...Coil. Note that the same reference numerals in each figure indicate the same or corresponding parts.
Claims (1)
続されるπ形整合回路を有する空中線整合回路に
おいて、 上記π形整合回路の出力端子と上記空中線入力
端子との間を所定のインダクタンスを有する接続
線で接続し、上記π形整合回路の入力端子と上記
送信機の出力端子との間を所定のインダクタンス
を有する接続線で接続することを特徴とする空中
線整合回路。[Claims for Utility Model Registration] In an antenna matching circuit having a π-type matching circuit connected between an output terminal of a transmitter and an antenna input terminal, a connection between the output terminal of the π-type matching circuit and the antenna input terminal; An antenna matching circuit characterized in that a connection line having a predetermined inductance connects the input terminal of the π-type matching circuit and an output terminal of the transmitter with a connection line having a predetermined inductance. .
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989004424U JP2563476Y2 (en) | 1989-01-20 | 1989-01-20 | Antenna matching circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP1989004424U JP2563476Y2 (en) | 1989-01-20 | 1989-01-20 | Antenna matching circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0295922U true JPH0295922U (en) | 1990-07-31 |
JP2563476Y2 JP2563476Y2 (en) | 1998-02-25 |
Family
ID=31206928
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP1989004424U Expired - Fee Related JP2563476Y2 (en) | 1989-01-20 | 1989-01-20 | Antenna matching circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP2563476Y2 (en) |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54122020A (en) * | 1978-03-15 | 1979-09-21 | Maspro Denko Kk | High frequency circuit connecting system |
JPS61206322A (en) * | 1985-03-11 | 1986-09-12 | Fujitsu Ltd | Antenna impedance matching circuit |
JPS62296611A (en) * | 1986-06-16 | 1987-12-23 | Nec Corp | Semiconductor integrated circuit |
JPS63314027A (en) * | 1987-06-17 | 1988-12-22 | Nec Corp | Antenna band correction circuit |
-
1989
- 1989-01-20 JP JP1989004424U patent/JP2563476Y2/en not_active Expired - Fee Related
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS54122020A (en) * | 1978-03-15 | 1979-09-21 | Maspro Denko Kk | High frequency circuit connecting system |
JPS61206322A (en) * | 1985-03-11 | 1986-09-12 | Fujitsu Ltd | Antenna impedance matching circuit |
JPS62296611A (en) * | 1986-06-16 | 1987-12-23 | Nec Corp | Semiconductor integrated circuit |
JPS63314027A (en) * | 1987-06-17 | 1988-12-22 | Nec Corp | Antenna band correction circuit |
Also Published As
Publication number | Publication date |
---|---|
JP2563476Y2 (en) | 1998-02-25 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
LAPS | Cancellation because of no payment of annual fees |