JPH0346489Y2 - - Google Patents
Info
- Publication number
- JPH0346489Y2 JPH0346489Y2 JP1985137490U JP13749085U JPH0346489Y2 JP H0346489 Y2 JPH0346489 Y2 JP H0346489Y2 JP 1985137490 U JP1985137490 U JP 1985137490U JP 13749085 U JP13749085 U JP 13749085U JP H0346489 Y2 JPH0346489 Y2 JP H0346489Y2
- Authority
- JP
- Japan
- Prior art keywords
- insulating substrate
- inductor
- controlled oscillator
- voltage controlled
- bonded
- 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
- Coils Or Transformers For Communication (AREA)
Description
【考案の詳細な説明】
（産業上の利用分野）
本考案は、例えばパーソナル無線機における電
圧制御発振器に使用される波形高周波インダクタ
に関する。[Detailed Description of the Invention] (Industrial Application Field) The present invention relates to a waveform high-frequency inductor used, for example, in a voltage-controlled oscillator in a personal radio.
（従来の技術）
従来の高周波インダクタとしては、マイクロス
トリツプラインが使用されている。(Prior Art) A microstrip line is used as a conventional high frequency inductor.
このマイクロストリツプラインは、その長さが
共振周波数の波長の1/4で、例えばアルミナ等の
絶縁基板上に形成されている。 This microstrip line has a length that is 1/4 of the wavelength of the resonant frequency, and is formed on an insulating substrate such as alumina.
（考案が解決しようとする問題点）
パーソナル無線機等の電圧制御発振器（VCO）
は、共振周波数が100〜900MHzであり、例えば
450MHzの電圧制御発振器を例にとつて説明する
と、この共振周波数450MHzのマイクロストリツ
プラインは、長さ46mm、幅４mmのように大きな面
積を必要とし、電圧制御発振器用の基板（30mm×
40mm）1/3〜1/2を占めるから、電圧制御発振器に
使用する回路部品を小型化したとしても電圧制御
発振器としてそれほど小型化ができないという問
題点があつた。(Problem that the invention aims to solve) Voltage controlled oscillator (VCO) for personal radio equipment, etc.
has a resonant frequency of 100~900MHz, for example
Taking a 450MHz voltage controlled oscillator as an example, this microstripline with a resonant frequency of 450MHz requires a large area such as 46 mm long and 4 mm wide, and the board for the voltage controlled oscillator (30 mm x
40 mm) occupies 1/3 to 1/2, so even if the circuit components used in the voltage controlled oscillator were miniaturized, the voltage controlled oscillator could not be made much smaller.
本考案は、上記の電圧制御発振器に高さ10mm程
度のキヤツプ状シールドケースが取り付けられて
いてその内部に空間があることに着眼し、例えば
電圧制御発振器などの小型化に寄与できる波形高
周波インダクタを提供することをその目的とした
ものである。 The present invention focuses on the fact that a cap-shaped shield case with a height of about 10 mm is attached to the above-mentioned voltage controlled oscillator, and that there is a space inside the cap-shaped shield case. Its purpose is to provide.
（問題点を解決するための手段）
本考案は、波形の帯状金属板の両端部を絶縁基
板の電極に、該絶縁基板に接触する該帯状金属板
の折曲部を絶縁基板にそれぞれ接着してなる。(Means for Solving the Problems) The present invention involves bonding both ends of a corrugated metal strip to the electrodes of an insulating substrate, and bonding the bent portion of the metal strip that contacts the insulating substrate to the insulating substrate. It becomes.
（実施例） 以下本考案の実施例を図面につき説明する。(Example) Embodiments of the present invention will be described below with reference to the drawings.
図面において、インダクタ１は、例えば厚さ
0.3mm、幅３mm、長さ50mmの銅板を例えば蛇行状
の波形に折曲形成したものとし、その両端部２，
２は、例えばアルミナから成る絶縁基板３上の引
出電極４に、また下側の折曲部５は固着電極６に
それぞれ例えばリフロー半田付け法により接着し
た。 In the drawing, the inductor 1 has a thickness of, for example
For example, a copper plate of 0.3 mm, width 3 mm, and length 50 mm is bent into a meandering waveform, and both ends 2,
2 is bonded to a lead electrode 4 on an insulating substrate 3 made of, for example, alumina, and the lower bent portion 5 is bonded to a fixed electrode 6 by, for example, reflow soldering.
該絶縁基板３には、インダクタ１の他、コンデ
ンサ等の電子部品７を搭載し、電圧制御発振器８
を構成した。 In addition to the inductor 1, electronic components 7 such as capacitors are mounted on the insulating substrate 3, and a voltage controlled oscillator 8 is mounted on the insulating substrate 3.
was constructed.
該絶縁基板３上に固着された共振周波数450M
Hzの前記インダクタ１の大きさは、幅３mm、長さ
12mm、高さ６mmであり、前記従来ものと比較して
該基板１上の占有面積は約1/5であつた。 Resonance frequency 450M fixed on the insulating substrate 3
The size of the inductor 1 at Hz is 3 mm in width and length.
The dimensions were 12 mm and the height was 6 mm, and the area occupied on the substrate 1 was about 1/5 of that of the conventional one.
尚、インダクタ１として、帯状金属板を３角波
形、正弦波形あるいは台形波形に折曲形成したの
でよい。 The inductor 1 may be formed by bending a band-shaped metal plate into a triangular, sinusoidal or trapezoidal waveform.
また、両端部以外の折曲部５は、普通の接着剤
で絶縁基板３上に接着してもよい。 Further, the bent portions 5 other than both ends may be bonded onto the insulating substrate 3 with a common adhesive.
（考案の効果）
このように本考案によるときは、従来のものに
比べて大幅に小型化されたインダクタが得られる
とともに振動に対してインダクタンス値が安定な
インダクタが得られる効果を有する。(Effects of the Invention) As described above, the present invention has the effect of providing an inductor that is significantly smaller in size than the conventional inductor and having an inductance value that is stable against vibrations.
図面は本考案の１実施例のインダクタを搭載し
た電圧制御発振器の斜視図である。
１……インダクタ、２……両端部、３……絶縁
基板、４……引出し電極、５……折曲部、６……
固着電極、７……電子部品、８……電圧制御発振
器。
The drawing is a perspective view of a voltage controlled oscillator equipped with an inductor according to an embodiment of the present invention. DESCRIPTION OF SYMBOLS 1...Inductor, 2...Both ends, 3...Insulating substrate, 4...Leader electrode, 5...Bending portion, 6...
Fixed electrode, 7...Electronic component, 8...Voltage controlled oscillator.
Claims (1)
に、該絶縁基板に接触する該帯状金属板の折曲部
を絶縁基板にそれぞれ接着してなる波形高周波イ
ンダクタ。 A corrugated high-frequency inductor in which both ends of a corrugated band-shaped metal plate are bonded to electrodes of an insulating substrate, and bent portions of the band-shaped metal plate that contact the insulating substrate are bonded to the insulating substrate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985137490U JPH0346489Y2 (en) | 1985-09-10 | 1985-09-10 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1985137490U JPH0346489Y2 (en) | 1985-09-10 | 1985-09-10 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6247107U JPS6247107U (en) | 1987-03-23 |
| JPH0346489Y2 true JPH0346489Y2 (en) | 1991-10-01 |
Family
ID=31041591
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1985137490U Expired JPH0346489Y2 (en) | 1985-09-10 | 1985-09-10 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0346489Y2 (en) |
-
1985
- 1985-09-10 JP JP1985137490U patent/JPH0346489Y2/ja not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6247107U (en) | 1987-03-23 |
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