JPS5939523U - high frequency oscillator - Google Patents
high frequency oscillatorInfo
- Publication number
- JPS5939523U JPS5939523U JP13516582U JP13516582U JPS5939523U JP S5939523 U JPS5939523 U JP S5939523U JP 13516582 U JP13516582 U JP 13516582U JP 13516582 U JP13516582 U JP 13516582U JP S5939523 U JPS5939523 U JP S5939523U
- Authority
- JP
- Japan
- Prior art keywords
- frequency oscillator
- high frequency
- emitter
- transistor
- impedance inverters
- 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
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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図および第２図はそれぞれ従来のコルピッツ型ＬＣ
発振器の回路図、第３図はこの考案の高周波発振器の一
実施例を示す回路図、第４図ａないし第４図Ｃはそれぞ
れ第３図の高周波発振器のインピーダンスインバータの
具体的な構成を示す回路図、第５図は分布定数形とした
場合のこの考案の高周波発振器の回路図、第６図は集中
定数形とした場合のこの考案の高周波発振器の回路図で
ある。
１・・・トランジスタ、２．３・・・コンデンサ、７゜
８・・・インピーダンスインバータ、９・・・可変コン
デλ
ンサ、Ｉｌ、 １２・・・１伝送線路、ｌ １． ｌｌ
２・・・インダクタ。
−７
１
、（ｂ）
□ ゴ蕃Ｔ
：Ｌ−Ｌ
−テＬ
ｍ−」−一一Figures 1 and 2 are respectively conventional Colpitts-type LCs.
The circuit diagram of the oscillator, FIG. 3 is a circuit diagram showing one embodiment of the high frequency oscillator of this invention, and FIGS. 4A to 4C each show the specific structure of the impedance inverter of the high frequency oscillator of FIG. 3. FIG. 5 is a circuit diagram of the high frequency oscillator of this invention in the case of a distributed constant type, and FIG. 6 is a circuit diagram of the high frequency oscillator of this invention in the case of a lumped constant type. 1...Transistor, 2.3...Capacitor, 7°8...Impedance inverter, 9...Variable capacitor, Il, 12...1 Transmission line, l1. ll
2...Inductor. -7 1, (b) □ Gobo T: L-L -teL m-''-11
Claims (1)
ランジスタのベースとエミッタ間およびコレクタとエミ
ッタ間にそれぞれ接続された帰還用の二つのコンデンサ
と、上記トランジスタのベースとコレクタ間に直列に接
続された二つのインピーダンスインバータと、この二つ
のインピーダンスインバータの接続点とアース間に接続
され、この二つのインピーダンスインバータとともに発
振周波数を決定する可変コンデンサとよりなる高周波発
振器。An oscillation transistor whose emitter is grounded, two feedback capacitors connected between the base and emitter of this transistor and between the collector and emitter, respectively, and two capacitors connected in series between the base and collector of the above transistor. A high-frequency oscillator consisting of two impedance inverters and a variable capacitor that is connected between the connection point of the two impedance inverters and ground, and determines the oscillation frequency together with the two impedance inverters.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13516582U JPS5939523U (en) | 1982-09-06 | 1982-09-06 | high frequency oscillator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13516582U JPS5939523U (en) | 1982-09-06 | 1982-09-06 | high frequency oscillator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5939523U true JPS5939523U (en) | 1984-03-13 |
Family
ID=30304318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13516582U Pending JPS5939523U (en) | 1982-09-06 | 1982-09-06 | high frequency oscillator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5939523U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006135829A (en) * | 2004-11-09 | 2006-05-25 | Renesas Technology Corp | Variable inductor, and oscillator and information equipment using the same |
-
1982
- 1982-09-06 JP JP13516582U patent/JPS5939523U/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2006135829A (en) * | 2004-11-09 | 2006-05-25 | Renesas Technology Corp | Variable inductor, and oscillator and information equipment using the same |
| US7902934B2 (en) | 2004-11-09 | 2011-03-08 | Renesas Electronics Corporation | Variable inductor, and oscillator and communication system using the same |
| US8502614B2 (en) | 2004-11-09 | 2013-08-06 | Renesas Electronics Corporation | Variable inductor, and oscillator and communication system using the same |
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