JPH03110902A - wireless microphone antenna device - Google Patents
wireless microphone antenna deviceInfo
- Publication number
- JPH03110902A JPH03110902A JP1248162A JP24816289A JPH03110902A JP H03110902 A JPH03110902 A JP H03110902A JP 1248162 A JP1248162 A JP 1248162A JP 24816289 A JP24816289 A JP 24816289A JP H03110902 A JPH03110902 A JP H03110902A
- Authority
- JP
- Japan
- Prior art keywords
- antenna device
- microphone
- antenna
- wireless microphone
- oscillator
- 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
Landscapes
- Details Of Aerials (AREA)
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) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】 （産業上の利用分野） 本発明は、ワイヤレスマイクのアンテナ装置に関する。[Detailed description of the invention] (Industrial application field) The present invention relates to an antenna device for a wireless microphone.
（従来の技術）
第２図は従来のマイクロホンのアンテナ装置を示す分解
斜視図であって、２１はひもアンテナ、２２はシャーシ
、２３は電極板、２４は発振器、２５はプリント基板、
２６はアース電極、２７は筐体、２８はり一ド線である
。(Prior Art) FIG. 2 is an exploded perspective view showing a conventional microphone antenna device, in which 21 is a string antenna, 22 is a chassis, 23 is an electrode plate, 24 is an oscillator, 25 is a printed circuit board,
26 is a ground electrode, 27 is a housing, and 28 is a lead wire.
同図において、ひもアンテナ２１はシャーシ２２に設け
られた電極板２３に取付けられ、またアース電極２６は
マイクロホンの筐体２７に接触してアースを取っている
。そして発振器２４で生じる電波のエネルギは、プリン
ト基板２５．リード線２８．電極板２３を通り、ひもア
ンテナ２１に供給されて、空中へ電波として放射される
。In the figure, a string antenna 21 is attached to an electrode plate 23 provided on a chassis 22, and a ground electrode 26 contacts a microphone housing 27 for grounding. The energy of the radio waves generated by the oscillator 24 is transmitted to the printed circuit board 25. Lead wire 28. It passes through the electrode plate 23, is supplied to the string antenna 21, and is radiated into the air as a radio wave.
（発明が解決しようとする課題）
しかしながら、上記の従来技術では、アンテナがひも状
であるため、使用形態によってはアンテナが丸められた
りすることがあり、一定の長さを保たせることができず
、一定の送信出力が得られにくいという問題がある。ま
た落下などにより、ひもアンテナ２１が断線し易いとい
う問題があった。(Problem to be Solved by the Invention) However, in the above-mentioned conventional technology, since the antenna is string-shaped, the antenna may become rounded depending on the usage pattern, and it is not possible to maintain a constant length. , there is a problem that it is difficult to obtain a constant transmission output. Further, there is a problem in that the string antenna 21 is easily disconnected due to dropping or the like.
本発明の目的は、堅牢性があり、安定した電波の放射が
できるワイヤレスマイクのアンテナ装置を提供すること
にある。An object of the present invention is to provide a wireless microphone antenna device that is robust and capable of stably emitting radio waves.
（課題を解決するための手段）
上記の目的を達成するため、本発明は、絶縁体によって
マイクロホンの筐体を形成するヘッド部分とグリップ部
分とを分離し、発振器からの出力をヘッド部分とアース
のグリップ部に分けて送り、マイクロホンの筐体をアン
テナとしたことを特徴とする。(Means for Solving the Problems) In order to achieve the above object, the present invention separates the head part and the grip part forming the housing of the microphone by an insulator, and connects the output from the oscillator to the head part and the ground. It is characterized in that it is sent separately to the grip part of the microphone, and the microphone housing is used as an antenna.
（作 用）
上記の手段を採用したため、マイクロホンの筐体である
ヘッド部分とグリップ部分を絶縁することにより、マイ
クロホンの筐体をダイポール型アンテナの素子として使
用することができる。(Function) By employing the above means, the microphone housing can be used as an element of a dipole antenna by insulating the head portion and the grip portion, which are the microphone housing.
（実施例） 以下、本発明の実施例を図面に基づいて説明する。(Example) Embodiments of the present invention will be described below based on the drawings.
第１図は本発明によるワイヤレスマイクのアンテナ装置
の一実施例を示す分解斜視図であって、１はＲＦモジュ
ール（発振器）、２はプリント基板、３は同軸ケーブル
、４，５は電極板、６はリング状の絶縁体、７はＥＣＭ
ホルダ、８はゴムリング、９はヘッド部分、１０はシャ
ーシ、１１はグリップ部分であり、ヘッド部分９とグリ
ップ部分１１とでマイクロホンの筐体が形成される６
同図において１発振器１はプリント基板２に取付けられ
ており、発振器１で発生する電波のエネルギは電極板４
，５に接続される同軸ケーブル３に導かれる。ヘッド部
分９側の電極体４がホット側の電極となり、グリップ部
分１１側の電極５がアース側の電極となり、絶縁体６の
面外側にそれぞれ配置されている。FIG. 1 is an exploded perspective view showing an embodiment of the wireless microphone antenna device according to the present invention, in which 1 is an RF module (oscillator), 2 is a printed circuit board, 3 is a coaxial cable, 4 and 5 are electrode plates, 6 is a ring-shaped insulator, 7 is ECM
A holder, 8 is a rubber ring, 9 is a head part, 10 is a chassis, 11 is a grip part, and the head part 9 and the grip part 11 form the housing of the microphone.6 In the figure, 1 oscillator 1 is a printed circuit board. The energy of the radio waves generated by the oscillator 1 is transferred to the electrode plate 4.
, 5 is connected to the coaxial cable 3. The electrode body 4 on the head portion 9 side serves as a hot side electrode, and the electrode 5 on the grip portion 11 side serves as a ground side electrode, which are arranged on the outer side of the insulator 6.
ホット側の電極板４は、ＥＣＭホルダ７とゴムリング８
の間に入り、ヘッド部分９と絶縁体６の締付けによって
接触して前記電波のエネルギが供給される。一方、アー
ス側の電極板５は、絶縁体６とシャーシ１０の間に入り
、グリップ部分１１と絶縁体６の締付けにより電極板５
とグリップ部分１１の一部が接触して、アースが取れる
構成となっており、マイクロホンの筐体を形成するヘッ
ド部分９とグリップ部分１１がダイポール型のアンテナ
となる。The hot side electrode plate 4 has an ECM holder 7 and a rubber ring 8.
The head portion 9 and the insulator 6 are brought into contact with each other by tightening, and the energy of the radio waves is supplied. On the other hand, the electrode plate 5 on the ground side is inserted between the insulator 6 and the chassis 10, and by tightening the grip portion 11 and the insulator 6, the electrode plate 5
The head portion 9 and the grip portion 11, which form the housing of the microphone, form a dipole antenna.
従って、発振器１で発生した電波のエネルギが、プリン
ト基板２、同軸ケーブル３を通って電極板４と５に供給
され、さらにヘッド部分９とグリップ部分１１に供給さ
れる。すると絶縁体６により電気的にヘッド部分９とグ
リップ部分１１が絶縁されて、マイクロホンの筐体がア
ンテナとなっているので電波を空中に放射することにな
る。Therefore, the energy of the radio waves generated by the oscillator 1 is supplied to the electrode plates 4 and 5 through the printed circuit board 2 and the coaxial cable 3, and further to the head portion 9 and the grip portion 11. Then, the head portion 9 and the grip portion 11 are electrically insulated by the insulator 6, and since the microphone housing serves as an antenna, radio waves are radiated into the air.
（発明の効果） 本発明によれば、筐体がアンテナとなるため。(Effect of the invention) According to the present invention, the casing serves as an antenna.
堅牢性があり、かつ落下などによる断線、折れなどが少
なくなり、耐久性を向上でき、安定して電波の放射がで
きるワイヤレスマイクのアンテナ装置を提供できる。It is possible to provide a wireless microphone antenna device that is robust, has fewer disconnections and bends due to dropping, etc., improves durability, and can stably radiate radio waves.
第１図は本発明によるワイヤレスマイクのアンテナ装置
の一実施例を示す分解斜視図、第２図は従来のワイヤレ
スマイクのアンテナ装置を示す分解斜視図である。
１ ・・・発振器、 ２・・・プリント基板、３ ・・
・同軸ケーブル、 ４，５ ・・・電極板。
６ ・・・絶縁体、 ７ ・・・ＥＣＭホルダ、８ ・
・・ゴムリング、 ９ ・・・ヘッド部分、０
シャーシ、
１
グリップ部分・FIG. 1 is an exploded perspective view showing an embodiment of an antenna device for a wireless microphone according to the present invention, and FIG. 2 is an exploded perspective view showing an antenna device for a conventional wireless microphone. 1... Oscillator, 2... Printed circuit board, 3...
・Coaxial cable, 4, 5...electrode plate. 6...Insulator, 7...ECM holder, 8.
・Rubber ring, 9 ・・・Head part, 0 Chassis, 1 Grip part・
Claims (1)
分とグリップ部分とを分離し、発振器からの出力をヘッ
ド部分とアースのグリップ部に分けて送り、マイクロホ
ンの筐体をアンテナとしたことを特徴とするワイヤレス
マイクのアンテナ装置。The head part and the grip part forming the microphone casing are separated by an insulating material, the output from the oscillator is sent separately to the head part and the grounded grip part, and the microphone casing is used as an antenna. Wireless microphone antenna device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1248162A JPH03110902A (en) | 1989-09-26 | 1989-09-26 | wireless microphone antenna device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1248162A JPH03110902A (en) | 1989-09-26 | 1989-09-26 | wireless microphone antenna device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03110902A true JPH03110902A (en) | 1991-05-10 |
Family
ID=17174141
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1248162A Pending JPH03110902A (en) | 1989-09-26 | 1989-09-26 | wireless microphone antenna device |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03110902A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1679761A1 (en) * | 2005-01-07 | 2006-07-12 | Success Chip Ltd., c/o Offshore Incorporations Ltd., P.O. Box 957, Offshore Incorporations Center | Antenna for a mobile transmitting and/ or receiving device |
| WO2023028423A1 (en) * | 2021-08-24 | 2023-03-02 | Shure Acquisition Holdings, Inc. | Microphone antenna for wireless microphone applications |
| US12255390B2 (en) | 2021-08-24 | 2025-03-18 | Shure Acquisition Holdings, Inc. | Microphone antenna for wireless microphone applications |
-
1989
- 1989-09-26 JP JP1248162A patent/JPH03110902A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1679761A1 (en) * | 2005-01-07 | 2006-07-12 | Success Chip Ltd., c/o Offshore Incorporations Ltd., P.O. Box 957, Offshore Incorporations Center | Antenna for a mobile transmitting and/ or receiving device |
| WO2023028423A1 (en) * | 2021-08-24 | 2023-03-02 | Shure Acquisition Holdings, Inc. | Microphone antenna for wireless microphone applications |
| US12255390B2 (en) | 2021-08-24 | 2025-03-18 | Shure Acquisition Holdings, Inc. | Microphone antenna for wireless microphone applications |
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