JPS5941614Y2 - Broadband oscillator using dielectric resonator - Google Patents
Broadband oscillator using dielectric resonatorInfo
- Publication number
- JPS5941614Y2 JPS5941614Y2 JP18237478U JP18237478U JPS5941614Y2 JP S5941614 Y2 JPS5941614 Y2 JP S5941614Y2 JP 18237478 U JP18237478 U JP 18237478U JP 18237478 U JP18237478 U JP 18237478U JP S5941614 Y2 JPS5941614 Y2 JP S5941614Y2
- Authority
- JP
- Japan
- Prior art keywords
- resonator
- transistor
- dielectric resonator
- dielectric
- oscillation
- 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.)
- Expired
Links
Landscapes
- Control Of Motors That Do Not Use Commutators (AREA)
- Inductance-Capacitance Distribution Constants And Capacitance-Resistance Oscillators (AREA)
Description
【考案の詳細な説明】
本考案はトランジスタのマイクロ波帯発振装置に関し、
とくに誘電体共振器を用いた広帯域発振器に係るもので
ある。[Detailed description of the invention] The present invention relates to a transistor microwave band oscillation device.
In particular, it relates to a broadband oscillator using a dielectric resonator.
誘電体共振器によって制御されるトランジスタ発振器は
、発振周波数が誘電体共振器の形状で決まり、周波数同
調棒により周波数微調を行うことができる。In a transistor oscillator controlled by a dielectric resonator, the oscillation frequency is determined by the shape of the dielectric resonator, and the frequency can be finely tuned using a frequency tuning rod.
この発振器は、例えば発振周波数が5GHz帯の場合、
周波数同調棒による周波数可変範囲は高々100Mtl
z程度である。For example, when the oscillation frequency of this oscillator is in the 5 GHz band,
Frequency tuning range with frequency tuning rod is at most 100Mtl
It is about z.
一方、100MHz以上離れた三周波数あるいは三周波
数の信号を必要とする場合、従来の誘電体共振器制御ト
ランジスタ発振器1台では実現不可能であった。On the other hand, when three frequencies or signals of three frequencies separated by 100 MHz or more are required, this cannot be achieved with a single conventional dielectric resonator controlled transistor oscillator.
本考案の目的は、従来装置における欠点を改良し、広帯
域マイクロ波発振器を提供することにある。The purpose of the present invention is to improve the shortcomings of conventional devices and provide a wideband microwave oscillator.
本考案によれば、1個のトランジスタと2個以上の誘電
体共振器を用いることにより任意の周波数での発振が可
能なトランジスタ発振器が得られる。According to the present invention, a transistor oscillator capable of oscillating at any frequency can be obtained by using one transistor and two or more dielectric resonators.
以下図面により本考案を詳細に説明する。The present invention will be explained in detail below with reference to the drawings.
第1図は本考案の実施例を説明する構成図である。FIG. 1 is a block diagram illustrating an embodiment of the present invention.
ストリップ線路1の一端i(コレクタ接地、エミッタ開
放時のトランジスタ2のベースを接続し他端には終端器
3が接続されている。One end i of the strip line 1 is connected to the base of the transistor 2 when the collector is grounded and the emitter is open, and the other end is connected to the terminator 3.
トランジスタから距離t1の位置に誘電体共振器4を、
距離t2の位置に誘電体共振器5を取りつけ、発振出力
を結合する出力ストリップ線路6の一端10よりこの出
力を取り出す構成となっている。A dielectric resonator 4 is located at a distance t1 from the transistor,
A dielectric resonator 5 is attached at a distance t2, and the output is taken out from one end 10 of an output strip line 6 that couples the oscillation output.
第2図は本考案の構造を説明するための第1図0)A−
A’断面図であり、第3図はそのB−B’断面図である
。Figure 2 is Figure 1 for explaining the structure of the present invention 0)A-
It is an A' sectional view, and FIG. 3 is a BB' sectional view thereof.
金属ケースIの中に誘電体共振器4および5、サポート
8および8′、共振器支持ネジ9および8′、入力スト
リップ線路1、出力ストリップ線路6、周波数同調棒1
2および12′があり、金属カバー11でふたをする構
造である。Dielectric resonators 4 and 5, supports 8 and 8', resonator support screws 9 and 8', input strip line 1, output strip line 6, frequency tuning rod 1 in metal case I.
2 and 12', and is covered with a metal cover 11.
誘電体共振器5とサポート8とが接着されており、サポ
ート8と共振器支持ネジ9とは半田付けもしくは接着さ
れている。The dielectric resonator 5 and the support 8 are bonded together, and the support 8 and the resonator support screw 9 are soldered or bonded.
サポート8には誘′亀率の低いテフロン、レキフライト
などの!材料を用いるもQ)とする。Support 8 includes Teflon, RekiFlite, etc., which has a low attraction rate! The material used is Q).
ここで希望発振周波数をfl、f2とすれば、距離t1
は(2m−1)λ1/ 4.4は(2n−1)λ2/4
に選ぶものとする。Here, if the desired oscillation frequencies are fl and f2, the distance t1
is (2m-1)λ1/4.4 is (2n-1)λ2/4
shall be selected.
但しλ1はfl における線路内波長、λ2はf21こ
おける線路内波長、mおよびnは正整数とする。However, λ1 is the line wavelength at fl, λ2 is the line wavelength at f21, and m and n are positive integers.
発振周波数f1の信号を必要とするときは誘電体共振器
4のみを入出力線路1および6に結合させ、誘電体共振
器5の方は共振器支持ネジ9をケースT内より充分引き
出しておく。When a signal of oscillation frequency f1 is required, only the dielectric resonator 4 is coupled to the input/output lines 1 and 6, and the resonator support screw 9 of the dielectric resonator 5 is fully pulled out from inside the case T. .
誘電体共振器と入出力線路とを結合させる場合は第2図
の誘電体共振器の間隔りを2〜3iitにし、非結合の
場合はその間隔りをl0m11以上にすればよい。When the dielectric resonator and the input/output line are coupled, the spacing between the dielectric resonators shown in FIG. 2 may be set to 2 to 3 iit, and when the dielectric resonator is not coupled, the spacing may be set to 10m11 or more.
逆に発振周波数f2の信号を必要とするときは誘電体共
振器5のみを入出力線路に結合させ、誘電体共振器4は
ケースT内から充分引き出しておく。Conversely, when a signal of oscillation frequency f2 is required, only the dielectric resonator 5 is coupled to the input/output line, and the dielectric resonator 4 is sufficiently drawn out from inside the case T.
この調整方法は次の通りである。The adjustment method is as follows.
誘電体共振器4および5とストリップ線路1および6と
の結合度を調整し、希望発振周波数近傍の位置で共振器
支持ネジ9および9′を金属カバー11に固定し、周波
数同調棒10または10′により周波数微調を行う。The degree of coupling between the dielectric resonators 4 and 5 and the strip lines 1 and 6 is adjusted, and the resonator support screws 9 and 9' are fixed to the metal cover 11 at a position near the desired oscillation frequency, and the frequency tuning rod 10 or 10 is fixed. ′ performs frequency fine tuning.
この考案の構成による実験の結果、例えばt(’x10
mm (4GHzのλ/4)、t2を60tnm (6
GHzの3λ/4)とし、共振器の直径をそれぞれ12
mW(4GHz) t 9”(6GHz、)とし、それ
ぞれストリップ線路に近接させた方の発振出力を約66
Bm t 4.5 Gtlzから6.2 GHzにとり
出すことができた。As a result of an experiment using the configuration of this invention, for example, t('x10
mm (λ/4 of 4GHz), t2 is 60tnm (6
3λ/4 of GHz), and the diameter of each resonator is 12
mW (4 GHz) t 9" (6 GHz,), and the oscillation output of the side closer to the strip line is approximately 66
It was possible to extract the frequency from Bm t 4.5 Gtlz to 6.2 GHz.
なお5Gf(zでは10.5m+11直径の共振器によ
り約10dBmの発振出力を得ることができた。In addition, at 5Gf (z), an oscillation output of about 10 dBm could be obtained with a resonator of 10.5 m + 11 diameter.
なお同一発振器でさらに別の周波数f3 を得るために
は、トランジスタ2からの距離t3が(2に−1)λ、
、/4の位置に第3の誘電体共振器を設置すればよい。Note that in order to obtain yet another frequency f3 with the same oscillator, the distance t3 from the transistor 2 must be (2 to 1) λ,
The third dielectric resonator may be installed at the position of , /4.
但しλ3はf3における線路内波長、Kは正整数とする
。However, λ3 is the line wavelength at f3, and K is a positive integer.
以下同様に敷液の信号を必要とする場合は(2P−1)
λn/4の位置に誘電体共振器を設置し、希望周波数の
共振器のみ結合させるようにすればよい。Similarly, if you need a signal for the bedding liquid (2P-1)
A dielectric resonator may be installed at a position of λn/4, and only the resonator of the desired frequency may be coupled.
以上説明したように、本考案によれば1個のトランジス
タと2個以上の誘電体共振器を用いること((より1台
の発振器で任意の周波数の信号を得ることができ、小型
で高安定かつ広帯的なマイクロ波発振器を実現できる。As explained above, according to the present invention, by using one transistor and two or more dielectric resonators, it is possible to obtain a signal of any frequency with one oscillator, and it is small and highly stable. Moreover, a broadband microwave oscillator can be realized.
第1図は本考案の実施例の構成国、第2図は第1図のA
−Avr面図、第3図はB−B’断面図である。
図において、1・・・・・・入力ストリップ線路、2・
・・・・・トランジスタ、3・・・・・・終端器、4お
よび5・・・・・・誘電体共振器、6・・・・・・出力
ストリップ線路、7・・・・・・金属ケース、8および
8′−・・・・・サポート、9および9′・・・・・・
共振器支持ネジ、10・・・・・・出力端子、11・・
・・・・金属カバー、12・・・・・・周波数同調棒で
ある0Figure 1 shows the constituent countries of the embodiment of this invention, and Figure 2 shows A of Figure 1.
-Avr plane view, and FIG. 3 is a BB' cross-sectional view. In the figure, 1...input strip line, 2...
...Transistor, 3...Terminator, 4 and 5...Dielectric resonator, 6...Output strip line, 7...Metal Case, 8 and 8' - Support, 9 and 9'...
Resonator support screw, 10...Output terminal, 11...
...Metal cover, 12...0 which is frequency tuning rod
Claims (1)
つの端子が接続されて前記発振回路の一部である第1の
ス) IJツブ線烙と、この第1のストリップ線路に並
列にかつこの線路との間隔を近接できる調整棒にそれぞ
れ固定されて配設され異った周波数で共振する複数の誘
電体共振器と、これら共振器と平行に配設され出力信号
をとり出す第2のストリップ線路とを含み、前記各誘電
体共振器が前記トランジスタの端子から所定発振周波数
の四分の一波長の奇数倍の距離((それぞれ設置される
ことと、前記共振器のうちの一つを前記ストリップ線路
に近接させその共振器に共振する発振周波数をとり出す
ことを特徴とする誘電体共振器を用いた広帯域発振へan oscillation circuit including a transistor, a first strip line to which one terminal of the transistor is connected and which is a part of the oscillation circuit; A plurality of dielectric resonators that are each fixed to adjustment rods that can be spaced close to each other and resonate at different frequencies, and a second strip line that is arranged in parallel with these resonators and extract an output signal. and each of the dielectric resonators is installed at a distance from the terminal of the transistor to an odd multiple of a quarter wavelength of a predetermined oscillation frequency, and one of the resonators is connected to the strip line. To broadband oscillation using a dielectric resonator, which is characterized by extracting the oscillation frequency that resonates with the resonator when it is placed close to the resonator.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18237478U JPS5941614Y2 (en) | 1978-12-27 | 1978-12-27 | Broadband oscillator using dielectric resonator |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP18237478U JPS5941614Y2 (en) | 1978-12-27 | 1978-12-27 | Broadband oscillator using dielectric resonator |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS5598012U JPS5598012U (en) | 1980-07-08 |
JPS5941614Y2 true JPS5941614Y2 (en) | 1984-12-01 |
Family
ID=29194054
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP18237478U Expired JPS5941614Y2 (en) | 1978-12-27 | 1978-12-27 | Broadband oscillator using dielectric resonator |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5941614Y2 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS56168405A (en) * | 1980-05-29 | 1981-12-24 | Matsushita Electric Ind Co Ltd | Solid state oscillator of microwave |
-
1978
- 1978-12-27 JP JP18237478U patent/JPS5941614Y2/en not_active Expired
Also Published As
Publication number | Publication date |
---|---|
JPS5598012U (en) | 1980-07-08 |
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