JPH0272015U - - Google Patents
Info
- Publication number
- JPH0272015U JPH0272015U JP15117588U JP15117588U JPH0272015U JP H0272015 U JPH0272015 U JP H0272015U JP 15117588 U JP15117588 U JP 15117588U JP 15117588 U JP15117588 U JP 15117588U JP H0272015 U JPH0272015 U JP H0272015U
- Authority
- JP
- Japan
- Prior art keywords
- active element
- microstrip line
- integrated circuit
- microwave integrated
- attenuator
- 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
- 230000010355 oscillation Effects 0.000 claims 1
- 239000000758 substrate Substances 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
Landscapes
- Junction Field-Effect Transistors (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
- Semiconductor Integrated Circuits (AREA)
Description
第１図は本考案に係るマイクロ波集積回路を有
すＢＳコンバータ用局部発振器の平面図、第２図
及び第３図はアツテネータの具体例を示すマイク
ロ波集積回路図、第４図及び第５図は局部発信器
のスミス図表であつて、減衰の小さい例及び大き
い例を夫々示す。第６図及び第７図は従来例のマ
イクロ波集積回路である。
１……能動素子、６……ＬＰＦ、７……発信出
力部、８……アース端子、９……基板、１０，１
７，２２……マイクロストリツプ線路。
FIG. 1 is a plan view of a local oscillator for a BS converter having a microwave integrated circuit according to the present invention, FIGS. 2 and 3 are microwave integrated circuit diagrams showing a specific example of an attenuator, and FIGS. 4 and 5 The figure is a Smith chart of a local oscillator, showing examples of small and large attenuation, respectively. 6 and 7 show conventional microwave integrated circuits. 1... Active element, 6... LPF, 7... Transmission output section, 8... Earth terminal, 9... Board, 10, 1
7, 22...Microstrip line.
Claims (1)
子に繋がるマイクロストリツプ線路とによつて構
成された超高周波発振用のマイクロ波集積回路に
於て、回路の出力端子と能動素子端子間のマイク
ロストリツプ線路中に抵抗形アツテネータを配備
して、該アツテネータを能動素子へ直接接続する
と共に、該マイクロストリツプ線路はローパスフ
イルターを介してアース用端子に接続したことを
特徴とするマイクロ波集積回路。 In a microwave integrated circuit for ultra-high frequency oscillation, which is composed of an active element formed on a dielectric substrate and a microstrip line connected to the active element, the connection between the output terminal of the circuit and the active element terminal is A resistive attenuator is provided in the microstrip line, and the attenuator is directly connected to the active element, and the microstrip line is connected to a ground terminal via a low-pass filter. Microwave integrated circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15117588U JPH0272015U (en) | 1988-11-18 | 1988-11-18 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP15117588U JPH0272015U (en) | 1988-11-18 | 1988-11-18 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0272015U true JPH0272015U (en) | 1990-06-01 |
Family
ID=31424985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP15117588U Pending JPH0272015U (en) | 1988-11-18 | 1988-11-18 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0272015U (en) |
-
1988
- 1988-11-18 JP JP15117588U patent/JPH0272015U/ja active Pending