ZA723939B - An electric frequency filter device - Google Patents
An electric frequency filter deviceInfo
- Publication number
- ZA723939B ZA723939B ZA723939A ZA723939A ZA723939B ZA 723939 B ZA723939 B ZA 723939B ZA 723939 A ZA723939 A ZA 723939A ZA 723939 A ZA723939 A ZA 723939A ZA 723939 B ZA723939 B ZA 723939B
- Authority
- ZA
- South Africa
- Prior art keywords
- filter device
- frequency filter
- electric frequency
- electric
- frequency
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03H—IMPEDANCE NETWORKS, e.g. RESONANT CIRCUITS; RESONATORS
- H03H7/00—Multiple-port networks comprising only passive electrical elements as network components
- H03H7/01—Frequency selective two-port networks
- H03H7/0123—Frequency selective two-port networks comprising distributed impedance elements together with lumped impedance elements
-
- 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
- H03H11/0405—Non-linear filters
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Control Of Electric Motors In General (AREA)
- Processes For Solid Components From Exhaust (AREA)
- Networks Using Active Elements (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7121337A FR2140915A5 (enrdf_load_stackoverflow) | 1971-06-11 | 1971-06-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| ZA723939B true ZA723939B (en) | 1973-03-28 |
Family
ID=9078527
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| ZA723939A ZA723939B (en) | 1971-06-11 | 1972-06-08 | An electric frequency filter device |
Country Status (10)
| Country | Link |
|---|---|
| BE (1) | BE784151A (enrdf_load_stackoverflow) |
| CH (1) | CH558987A (enrdf_load_stackoverflow) |
| DE (1) | DE2227545A1 (enrdf_load_stackoverflow) |
| ES (1) | ES403748A1 (enrdf_load_stackoverflow) |
| FR (1) | FR2140915A5 (enrdf_load_stackoverflow) |
| IL (1) | IL39600A0 (enrdf_load_stackoverflow) |
| IT (1) | IT956313B (enrdf_load_stackoverflow) |
| NL (1) | NL7207722A (enrdf_load_stackoverflow) |
| SE (1) | SE380695B (enrdf_load_stackoverflow) |
| ZA (1) | ZA723939B (enrdf_load_stackoverflow) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3725107A1 (de) * | 1987-07-29 | 1989-02-16 | Messerschmitt Boelkow Blohm | Adaptives, nichtlineares frequenzbereichsfilter mit geringem phasenverlust |
-
1971
- 1971-06-11 FR FR7121337A patent/FR2140915A5/fr not_active Expired
-
1972
- 1972-05-30 BE BE784151A patent/BE784151A/xx unknown
- 1972-05-30 CH CH807772A patent/CH558987A/fr not_active IP Right Cessation
- 1972-05-31 IT IT25193/72A patent/IT956313B/it active
- 1972-06-05 IL IL39600A patent/IL39600A0/xx unknown
- 1972-06-07 NL NL7207722A patent/NL7207722A/xx not_active Application Discontinuation
- 1972-06-07 DE DE19722227545 patent/DE2227545A1/de active Pending
- 1972-06-08 ZA ZA723939A patent/ZA723939B/xx unknown
- 1972-06-09 SE SE7207629A patent/SE380695B/xx unknown
- 1972-06-10 ES ES403748A patent/ES403748A1/es not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| SE380695B (sv) | 1975-11-10 |
| IT956313B (it) | 1973-10-10 |
| DE2227545A1 (de) | 1972-12-28 |
| FR2140915A5 (enrdf_load_stackoverflow) | 1973-01-19 |
| NL7207722A (enrdf_load_stackoverflow) | 1972-12-13 |
| CH558987A (fr) | 1975-02-14 |
| BE784151A (fr) | 1972-11-30 |
| ES403748A1 (es) | 1975-05-16 |
| IL39600A0 (en) | 1972-09-28 |
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