JPS6239327U - - Google Patents
Info
- Publication number
- JPS6239327U JPS6239327U JP13134785U JP13134785U JPS6239327U JP S6239327 U JPS6239327 U JP S6239327U JP 13134785 U JP13134785 U JP 13134785U JP 13134785 U JP13134785 U JP 13134785U JP S6239327 U JPS6239327 U JP S6239327U
- Authority
- JP
- Japan
- Prior art keywords
- fdnr
- pass filter
- capacitance
- active low
- capacitor
- 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
- 239000003990 capacitor Substances 0.000 claims 2
- 238000004088 simulation Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 5
- 238000006243 chemical reaction Methods 0.000 description 1
Landscapes
- Networks Using Active Elements (AREA)
Description
第１図は本考案の一実施例構成図、第２図はア
クテイブ・ローパス・フイルタの説明図、第３図
は第１図のブロツク構成説明図、第４図は本考案
の第２実施例構成図、第５図は本考案の第３実施
例構成図、第６図は本考案の特性図である。
１……ラダー部、２……ＦＤＮＲ部、３……イ
ンピーダンス変換部。
Fig. 1 is a block diagram of one embodiment of the present invention, Fig. 2 is an explanatory diagram of an active low-pass filter, Fig. 3 is an explanatory diagram of the block structure of Fig. 1, and Fig. 4 is a second embodiment of the present invention. FIG. 5 is a block diagram of a third embodiment of the present invention, and FIG. 6 is a characteristic diagram of the present invention. 1... Ladder section, 2... FDNR section, 3... Impedance conversion section.
Claims (1)
イプのアクテイブ・ローパス・フイルタにおいて
、使用されるコンデンサのうちラダー部の入出力
インピーダンス整合用コンデンサの容量を、ＦＤ
ＮＲ内のコンデンサの容量に比較して、少なくと
も１．５倍以上の大きさとしたことを特徴とする
アクテイブ・ローパス・フイルタ。 In an LC simulation type active low-pass filter using FDNR, the capacitance of the input/output impedance matching capacitor in the ladder section is set to FDNR.
An active low-pass filter characterized in that the size is at least 1.5 times larger than the capacitance of a capacitor in an NR.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13134785U JPS6239327U (en) | 1985-08-28 | 1985-08-28 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP13134785U JPS6239327U (en) | 1985-08-28 | 1985-08-28 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6239327U true JPS6239327U (en) | 1987-03-09 |
Family
ID=31029711
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP13134785U Pending JPS6239327U (en) | 1985-08-28 | 1985-08-28 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6239327U (en) |
-
1985
- 1985-08-28 JP JP13134785U patent/JPS6239327U/ja active Pending