AU1801288A - Band-pass filter - Google Patents
Band-pass filterInfo
- Publication number
- AU1801288A AU1801288A AU18012/88A AU1801288A AU1801288A AU 1801288 A AU1801288 A AU 1801288A AU 18012/88 A AU18012/88 A AU 18012/88A AU 1801288 A AU1801288 A AU 1801288A AU 1801288 A AU1801288 A AU 1801288A
- Authority
- AU
- Australia
- Prior art keywords
- band
- pass filter
- filter
- pass
- 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.)
- Abandoned
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/12—Frequency selective two-port networks using amplifiers with feedback
- H03H11/1217—Frequency selective two-port networks using amplifiers with feedback using a plurality of operational amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H11/00—Networks using active elements
- H03H11/02—Multiple-port networks
- H03H11/04—Frequency selective two-port networks
- H03H11/14—Frequency selective two-port networks using electro-optical devices
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| DE19873718097 DE3718097A1 (en) | 1987-05-29 | 1987-05-29 | BANDPASS FILTER |
| DE3718097 | 1987-05-29 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| AU1801288A true AU1801288A (en) | 1988-12-21 |
Family
ID=6328677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| AU18012/88A Abandoned AU1801288A (en) | 1987-05-29 | 1988-05-20 | Band-pass filter |
Country Status (3)
| Country | Link |
|---|---|
| AU (1) | AU1801288A (en) |
| DE (1) | DE3718097A1 (en) |
| WO (1) | WO1988009585A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| ITMI20031566A1 (en) * | 2003-07-31 | 2005-02-01 | Roberto Cavazzoni | ACTIVE FILTER. |
| CN104639094A (en) * | 2015-01-20 | 2015-05-20 | 国家电网公司 | Filtering circuit |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3528040A (en) * | 1968-12-12 | 1970-09-08 | Aerospace Res | Electronically variable filter |
| CA901104A (en) * | 1970-11-04 | 1972-05-23 | Her Majesty The Queen, In Right Of Canada As Represented By The Minister Of Natural Resources Canada | Phase-locked tracking filter |
| DE2641535A1 (en) * | 1976-09-15 | 1978-03-16 | Siemens Ag | Voltage divider with variable division ratio - has AC test voltage applied to divider to control variable resistance |
-
1987
- 1987-05-29 DE DE19873718097 patent/DE3718097A1/en not_active Ceased
-
1988
- 1988-05-20 AU AU18012/88A patent/AU1801288A/en not_active Abandoned
- 1988-05-20 WO PCT/EP1988/000454 patent/WO1988009585A1/en not_active Ceased
Also Published As
| Publication number | Publication date |
|---|---|
| WO1988009585A1 (en) | 1988-12-01 |
| DE3718097A1 (en) | 1988-12-08 |
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