JPH0453314U - - Google Patents
Info
- Publication number
- JPH0453314U JPH0453314U JP9601490U JP9601490U JPH0453314U JP H0453314 U JPH0453314 U JP H0453314U JP 9601490 U JP9601490 U JP 9601490U JP 9601490 U JP9601490 U JP 9601490U JP H0453314 U JPH0453314 U JP H0453314U
- Authority
- JP
- Japan
- Prior art keywords
- microwave amplifier
- strip line
- bias
- field effect
- effect transistor
- 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
- 239000003990 capacitor Substances 0.000 claims description 6
- 230000005669 field effect Effects 0.000 claims description 3
- 230000008878 coupling Effects 0.000 description 4
- 238000010168 coupling process Methods 0.000 description 4
- 238000005859 coupling reaction Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Microwave Amplifiers (AREA)
Description
第１図は本考案の一実施例に係わるマイクロ波
増幅器の構成を示す回路図、第２図は上記マイク
ロ波増幅器の被増幅周波数帯域における等価的回
路構成を示す図、第３図は上記マイクロ波増幅器
の特定周波数帯域における等価的回路構成を示す
図、第４図は上記マイクロ波増幅器の周波数特性
を示す図、第５図は従来のマイクロ波増幅器の構
成を示す回路図、第６図は上記従来のマイクロ波
増幅器の周波数特性を示す図である。
１……入力カツプリングコンデンサ、２，１６
……ＧａＡｓ電界効果トランジスタ、３，１７…
…入力整合スタブ、４，１８……出力整合スタブ
、５，９，１９，２３……バイアスストリツプラ
イン、６，１０，２０，２４……λ４先端開放型
マイクロストリツプライン、７，１１，２１，２
５……バイアス抵抗、８，１２，２２，２６……
電源カツプリングコンデンサ、１３，２７……ゲ
ートバイアス供給端子、１４，２８……ドレイン
バイアス供給端子、１５……カツプリングコンデ
ンサ、２９……出力カツプリングコンデンサ、３
０，３１……共振用コンデンサ。
FIG. 1 is a circuit diagram showing the configuration of a microwave amplifier according to an embodiment of the present invention, FIG. 2 is a diagram showing an equivalent circuit configuration of the microwave amplifier in the amplified frequency band, and FIG. FIG. 4 is a diagram showing the frequency characteristics of the microwave amplifier, FIG. 5 is a circuit diagram showing the configuration of a conventional microwave amplifier, and FIG. It is a figure which shows the frequency characteristic of the said conventional microwave amplifier. 1...Input coupling capacitor, 2,16
...GaAs field effect transistor, 3,17...
...Input matching stub, 4, 18... Output matching stub, 5, 9, 19, 23... Bias strip line, 6, 10, 20, 24... λ4 open-ended microstrip line, 7, 11, 21,2
5...Bias resistance, 8, 12, 22, 26...
Power supply coupling capacitor, 13, 27... Gate bias supply terminal, 14, 28... Drain bias supply terminal, 15... Coupling capacitor, 29... Output coupling capacitor, 3
0,31... Resonance capacitor.
Claims (1)
幅する電界効果トランジスタを用いたマイクロ波
増幅器において、 上記電界効果トランジスタの入力端及び出力端
にそれぞれ接続され被増幅帯域信号に対しては高
抵抗になるバイアス電圧供給用のバイアスストリ
ツプ線路と、 上記バイアスストリツプ線路と接地端との間に
介在され特定の周波数に対して該バイアスストリ
ツプ線路をパターンコイルとして直列共振動作す
る容量を有する共振用コンデンサとを具備したこ
とを特徴とするマイクロ波増幅器。[Scope of Claim for Utility Model Registration] In a microwave amplifier using a field effect transistor for amplifying a microwave signal of 11 GHz to 13 GHz, the microwave amplifier is connected to the input terminal and the output terminal of the field effect transistor, respectively, and is connected to the amplified band signal. is interposed between a bias strip line for supplying bias voltage that has a high resistance, and the bias strip line and the ground terminal, and performs series resonance using the bias strip line as a pattern coil at a specific frequency. A microwave amplifier characterized by comprising a resonant capacitor having an operating capacity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9601490U JPH0731619Y2 (en) | 1990-09-14 | 1990-09-14 | Microwave amplifier |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP9601490U JPH0731619Y2 (en) | 1990-09-14 | 1990-09-14 | Microwave amplifier |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0453314U true JPH0453314U (en) | 1992-05-07 |
| JPH0731619Y2 JPH0731619Y2 (en) | 1995-07-19 |
Family
ID=31835214
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP9601490U Expired - Lifetime JPH0731619Y2 (en) | 1990-09-14 | 1990-09-14 | Microwave amplifier |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0731619Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186454A (en) * | 1994-12-20 | 1996-07-16 | Korea Electron Telecommun | Ultra high frequency monolithic low noise amplifier |
-
1990
- 1990-09-14 JP JP9601490U patent/JPH0731619Y2/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08186454A (en) * | 1994-12-20 | 1996-07-16 | Korea Electron Telecommun | Ultra high frequency monolithic low noise amplifier |
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0731619Y2 (en) | 1995-07-19 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EXPY | Cancellation because of completion of term |