JPS6098939U - high frequency electronic equipment - Google Patents
high frequency electronic equipmentInfo
- Publication number
- JPS6098939U JPS6098939U JP19091583U JP19091583U JPS6098939U JP S6098939 U JPS6098939 U JP S6098939U JP 19091583 U JP19091583 U JP 19091583U JP 19091583 U JP19091583 U JP 19091583U JP S6098939 U JPS6098939 U JP S6098939U
- Authority
- JP
- Japan
- Prior art keywords
- frequency electronic
- case
- high frequency
- electronic equipment
- bent pieces
- 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
- Structure Of Receivers (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (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
第１図Ａ、 Ｂは従来のアップダウンコンバータのケー
スの一例の平面図、断面図、第２図Ａ、 Ｂは本考案装
置のケースの一実施例の平面図、断面図、第３図は本考
案装置の一実施例の分解斜視図、第４図は本考案装置を
適用したアップダウンコンバータの一例のブロック系統
図である。
１０・・・ケース、１１〜１４・・・側板、１５・・・
ブリッヂ、１６．１７・・・端子、１８・・・係止片、
１９・・・プリント基板、２０〜２７・・・シールド板
、２８〜３４．３６．３８．３９・・・区画室、３５ａ
、３５ｂ＝３７ａ〜３７ｃ・・・ヘリカルコイル、４０
・・・内カバー、４１・・・折曲片、４２〜４６・・・
折曲片群、４７．５２・・・開口窓、４８．５３・・・
貫通孔、５０・・・カバー、５１・・・舌片、６０・・
・入力フィルタ回路、６１・・・第１局部発振器、６２
．６７・・・増幅器、６３・・・第１混合器、６４・・
・第１複同調回路、６６・・・第２複同調回路、６７・
・・第２混合器、６８・・・第２局部発振器、６９・・
・出力フィルタ回路、７０・・・分周器、７１・・・位
相比較器、７２・・・発振器、７４・・・可変分周器、
７５・・・低域フィルタ。Figures 1A and B are a plan view and a sectional view of an example of the case of a conventional up-down converter, Figures 2A and B are a plan view and a sectional view of an example of the case of the device of the present invention, and Figure 3 is a plan view and a sectional view of an example of the case of the device of the present invention. FIG. 4 is an exploded perspective view of one embodiment of the device of the present invention, and a block system diagram of an example of an up-down converter to which the device of the present invention is applied. 10...Case, 11-14...Side plate, 15...
Bridge, 16.17...terminal, 18...locking piece,
19... Printed circuit board, 20-27... Shield plate, 28-34.36.38.39... Compartment, 35a
, 35b=37a-37c...helical coil, 40
...Inner cover, 41...Folded piece, 42-46...
Bent piece group, 47.52... Opening window, 48.53...
Through hole, 50... Cover, 51... Tongue piece, 60...
- Input filter circuit, 61...first local oscillator, 62
．． 67...Amplifier, 63...First mixer, 64...
・First double tuning circuit, 66... Second double tuning circuit, 67・
...Second mixer, 68...Second local oscillator, 69...
- Output filter circuit, 70... Frequency divider, 71... Phase comparator, 72... Oscillator, 74... Variable frequency divider,
75...Low pass filter.
Claims (1)
数の異なる複数の局部発振器を収納した高周波電子装置
において、該ケースと該ケースを覆うカバーとの間に複
数の折曲片を設けた導電性の内カバーを介在させ、該複
数の折曲片を少なくとも該複数の局部発振器夫々の間を
区画するシールド板に接触するよう構成した高周波電子
装置。In a high-frequency electronic device in which a plurality of local oscillators with different frequencies are housed in a case partitioned by a conductive shield plate, a plurality of bent pieces are provided between the case and a cover covering the case. 1. A high-frequency electronic device, wherein a cover is interposed between the plurality of bent pieces, and the plurality of bent pieces are configured to contact at least a shield plate that partitions between each of the plurality of local oscillators.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19091583U JPS6098939U (en) | 1983-12-09 | 1983-12-09 | high frequency electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP19091583U JPS6098939U (en) | 1983-12-09 | 1983-12-09 | high frequency electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6098939U true JPS6098939U (en) | 1985-07-05 |
Family
ID=30411243
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP19091583U Pending JPS6098939U (en) | 1983-12-09 | 1983-12-09 | high frequency electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6098939U (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58204627A (en) * | 1982-05-21 | 1983-11-29 | Toshiba Corp | Tuner |
-
1983
- 1983-12-09 JP JP19091583U patent/JPS6098939U/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58204627A (en) * | 1982-05-21 | 1983-11-29 | Toshiba Corp | Tuner |
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