EG14776A - Filtre passe-bas pour bande telephonique - Google Patents
Filtre passe-bas pour bande telephoniqueInfo
- Publication number
- EG14776A EG14776A EG79191A EG19179A EG14776A EG 14776 A EG14776 A EG 14776A EG 79191 A EG79191 A EG 79191A EG 19179 A EG19179 A EG 19179A EG 14776 A EG14776 A EG 14776A
- Authority
- EG
- Egypt
- Prior art keywords
- telephonique
- bande
- filtre passe
- bas pour
- bas
- Prior art date
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
-
- 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
- H03H19/00—Networks using time-varying elements, e.g. N-path filters
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| FR7810479A FR2422291A1 (en) | 1978-04-07 | 1978-04-07 | LOW PASS FILTER FOR TELEPHONE BAND |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| EG14776A true EG14776A (en) | 1985-03-31 |
Family
ID=9206879
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| EG79191A EG14776A (en) | 1978-04-07 | 1979-03-28 | Filtre passe-bas pour bande telephonique |
Country Status (15)
| Country | Link |
|---|---|
| JP (1) | JPS54134952A (en) |
| AU (1) | AU4584779A (en) |
| BE (1) | BE874754A (en) |
| DE (1) | DE2913135A1 (en) |
| EG (1) | EG14776A (en) |
| FI (1) | FI72018C (en) |
| FR (1) | FR2422291A1 (en) |
| GB (1) | GB2019146A (en) |
| IT (1) | IT1118544B (en) |
| LU (1) | LU81123A1 (en) |
| MX (1) | MX144741A (en) |
| NL (1) | NL7902568A (en) |
| PL (1) | PL214706A1 (en) |
| SE (1) | SE435121B (en) |
| ZA (1) | ZA791627B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2307626B (en) * | 1995-11-24 | 2000-06-07 | Nokia Mobile Phones Ltd | A signal receiver |
| DE10032530C2 (en) * | 2000-07-05 | 2002-10-24 | Infineon Technologies Ag | Amplifier circuit with offset compensation |
| US6552604B2 (en) * | 2001-02-16 | 2003-04-22 | The Boeing Company | Digitally tuned analog notch filter circuit |
| RU2677362C1 (en) * | 2018-03-14 | 2019-01-16 | федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет" (ДГТУ) | Active rc filter |
| RU2722752C1 (en) * | 2019-12-11 | 2020-06-03 | федеральное государственное бюджетное образовательное учреждение высшего образования "Донской государственный технический университет" (ДГТУ) | Band-pass filter with independent adjustment of pole frequency, pole attenuation and transmission coefficient |
-
1978
- 1978-04-07 FR FR7810479A patent/FR2422291A1/en active Granted
-
1979
- 1979-03-12 BE BE1/9306A patent/BE874754A/en not_active IP Right Cessation
- 1979-03-19 GB GB7909533A patent/GB2019146A/en not_active Withdrawn
- 1979-03-28 JP JP3680979A patent/JPS54134952A/en active Pending
- 1979-03-28 EG EG79191A patent/EG14776A/en active
- 1979-04-02 FI FI791076A patent/FI72018C/en not_active IP Right Cessation
- 1979-04-02 DE DE19792913135 patent/DE2913135A1/en not_active Withdrawn
- 1979-04-02 NL NL7902568A patent/NL7902568A/en not_active Application Discontinuation
- 1979-04-03 IT IT67695/79A patent/IT1118544B/en active
- 1979-04-05 MX MX177213A patent/MX144741A/en unknown
- 1979-04-05 AU AU45847/79A patent/AU4584779A/en not_active Abandoned
- 1979-04-05 LU LU81123A patent/LU81123A1/en unknown
- 1979-04-05 ZA ZA791627A patent/ZA791627B/en unknown
- 1979-04-05 PL PL21470679A patent/PL214706A1/en unknown
- 1979-04-06 SE SE7903088A patent/SE435121B/en not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| IT7967695A0 (en) | 1979-04-03 |
| FR2422291A1 (en) | 1979-11-02 |
| PL214706A1 (en) | 1979-12-17 |
| SE435121B (en) | 1984-09-03 |
| LU81123A1 (en) | 1979-11-07 |
| IT1118544B (en) | 1986-03-03 |
| BE874754A (en) | 1979-09-12 |
| FR2422291B1 (en) | 1982-03-19 |
| JPS54134952A (en) | 1979-10-19 |
| GB2019146A (en) | 1979-10-24 |
| FI72018B (en) | 1986-11-28 |
| DE2913135A1 (en) | 1979-10-18 |
| ZA791627B (en) | 1980-04-30 |
| FI791076A (en) | 1979-10-08 |
| AU4584779A (en) | 1979-10-11 |
| NL7902568A (en) | 1979-10-09 |
| FI72018C (en) | 1987-03-09 |
| MX144741A (en) | 1981-11-18 |
| SE7903088L (en) | 1979-10-08 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5579450A (en) | Image formation device | |
| ZA792160B (en) | Neomesophase formation | |
| GB2015760B (en) | Cameras | |
| JPS555687A (en) | New ultrasoniccwave image formation device | |
| GB2035113B (en) | Fillering aid | |
| JPS55495A (en) | Ultrasonic image making device | |
| JPS54125707A (en) | Headbox | |
| JPS5518693A (en) | Improved electrooopticallmodulator | |
| GB2108719B (en) | Image formation apparatus | |
| GB2038011B (en) | Photocopying | |
| EG14776A (en) | Filtre passe-bas pour bande telephonique | |
| ZA786279B (en) | Ice making apparatus | |
| GB2038716B (en) | Photocopying | |
| GB2033558B (en) | Cleaning means | |
| JPS551308A (en) | Paper making additives | |
| GB1551517A (en) | Icebreaker | |
| JPS5588046A (en) | Image formation element | |
| GB2015761B (en) | Photocopying | |
| GB2030439B (en) | Milk substitutes | |
| JPS54135278A (en) | Cake | |
| GB2029975B (en) | Cameras | |
| GB2019591B (en) | Photocopying | |
| GB2035365B (en) | Filtration | |
| GB2031259B (en) | Milk substitutes | |
| JPS54136220A (en) | Facsimile |