NL191162C - Filterketen. - Google Patents
Filterketen.Info
- Publication number
- NL191162C NL191162C NL8300954A NL8300954A NL191162C NL 191162 C NL191162 C NL 191162C NL 8300954 A NL8300954 A NL 8300954A NL 8300954 A NL8300954 A NL 8300954A NL 191162 C NL191162 C NL 191162C
- Authority
- NL
- Netherlands
- Prior art keywords
- filter chain
- chain
- filter
- 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
- H03H11/1213—Frequency selective two-port networks using amplifiers with feedback using transistor 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
- H03H11/12—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
- H03H11/1239—Modifications to reduce influence of variations of temperature
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4309282 | 1982-03-18 | ||
| JP57043092A JPS58161413A (ja) | 1982-03-18 | 1982-03-18 | 多目的フイルタ |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| NL8300954A NL8300954A (nl) | 1983-10-17 |
| NL191162B NL191162B (nl) | 1994-09-16 |
| NL191162C true NL191162C (nl) | 1995-02-16 |
Family
ID=12654190
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| NL8300954A NL191162C (nl) | 1982-03-18 | 1983-03-16 | Filterketen. |
Country Status (8)
| Country | Link |
|---|---|
| US (1) | US4472689A (OSRAM) |
| JP (1) | JPS58161413A (OSRAM) |
| AU (1) | AU550083B2 (OSRAM) |
| CA (1) | CA1187570A (OSRAM) |
| DE (1) | DE3309897A1 (OSRAM) |
| FR (1) | FR2523783B1 (OSRAM) |
| GB (1) | GB2118794B (OSRAM) |
| NL (1) | NL191162C (OSRAM) |
Families Citing this family (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE3408220A1 (de) * | 1984-03-07 | 1985-09-12 | Telefunken electronic GmbH, 7100 Heilbronn | Steuerbarer integrator |
| DE3412191A1 (de) * | 1984-04-02 | 1985-10-31 | Telefunken electronic GmbH, 7100 Heilbronn | Integrierbare empfaengerschaltung |
| AU602031B2 (en) * | 1986-12-29 | 1990-09-27 | Sony Corporation | Filter circuit |
| SE457922B (sv) * | 1987-06-18 | 1989-02-06 | Ericsson Telefon Ab L M | Anordning vid aktivt filter samt anvaendning daerav |
| JPS6429111A (en) * | 1987-07-24 | 1989-01-31 | Matsushita Electric Industrial Co Ltd | Active filter |
| JPH0540585Y2 (OSRAM) * | 1988-01-13 | 1993-10-14 | ||
| US5081423A (en) * | 1988-07-28 | 1992-01-14 | Kabushiki Kaisha Toshiba | Integrator and active filter including integrator with simple phase compensation |
| NL8901837A (nl) * | 1989-07-17 | 1991-02-18 | Philips Nv | Filterschakeling met een versterker en een kondensator. |
| DE3938760A1 (de) * | 1989-11-23 | 1991-05-29 | Telefunken Electronic Gmbh | Abstimmbarer resonanzverstaerker oder oszillator |
| JPH04211508A (ja) * | 1990-06-15 | 1992-08-03 | Toshiba Corp | 積分回路 |
| JP2731459B2 (ja) * | 1991-03-06 | 1998-03-25 | ローム株式会社 | ジャイレータ |
| JP2889732B2 (ja) * | 1991-05-14 | 1999-05-10 | 三洋電機株式会社 | バイポーラ集積回路による低域通過フィルタ |
| JP2723417B2 (ja) * | 1992-03-24 | 1998-03-09 | 株式会社東芝 | アクティブフィルタ回路 |
| US6008696A (en) * | 1998-04-21 | 1999-12-28 | National Semiconductor Corporation | Low noise amplifier with actively terminated input |
| US7034611B2 (en) * | 2004-02-09 | 2006-04-25 | Texas Instruments Inc. | Multistage common mode feedback for improved linearity line drivers |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3614478A (en) * | 1969-07-30 | 1971-10-19 | Peter Schiff | Highly selective filter circuit |
| DE2436966C3 (de) * | 1974-07-31 | 1982-04-15 | Thielscher-Electronic Gerhard Thielscher, 4100 Duisburg | Bandfilter |
| JPS5545224A (en) * | 1978-09-26 | 1980-03-29 | Sony Corp | Filter circuit |
| US4257006A (en) * | 1979-01-25 | 1981-03-17 | The Regents Of The University Of Minnesota | Integrable analog active filter and method of same |
| JPS55121732A (en) * | 1979-03-13 | 1980-09-19 | Nec Corp | Biquad filter |
| JPS56161712A (en) * | 1980-05-17 | 1981-12-12 | Sony Corp | Filter circuit |
| JPS56161711A (en) * | 1980-05-17 | 1981-12-12 | Sony Corp | Filter circuit |
-
1982
- 1982-03-18 JP JP57043092A patent/JPS58161413A/ja active Granted
-
1983
- 1983-03-14 CA CA000423567A patent/CA1187570A/en not_active Expired
- 1983-03-15 AU AU12455/83A patent/AU550083B2/en not_active Expired
- 1983-03-16 NL NL8300954A patent/NL191162C/xx not_active IP Right Cessation
- 1983-03-17 GB GB08307394A patent/GB2118794B/en not_active Expired
- 1983-03-18 DE DE19833309897 patent/DE3309897A1/de active Granted
- 1983-03-18 FR FR8304522A patent/FR2523783B1/fr not_active Expired
- 1983-03-18 US US06/476,854 patent/US4472689A/en not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| FR2523783B1 (fr) | 1987-05-29 |
| FR2523783A1 (fr) | 1983-09-23 |
| GB8307394D0 (en) | 1983-04-27 |
| US4472689A (en) | 1984-09-18 |
| JPS58161413A (ja) | 1983-09-26 |
| GB2118794A (en) | 1983-11-02 |
| AU550083B2 (en) | 1986-02-27 |
| NL8300954A (nl) | 1983-10-17 |
| AU1245583A (en) | 1983-09-22 |
| NL191162B (nl) | 1994-09-16 |
| DE3309897C2 (OSRAM) | 1992-12-17 |
| GB2118794B (en) | 1986-04-23 |
| DE3309897A1 (de) | 1983-10-20 |
| JPH0570966B2 (OSRAM) | 1993-10-06 |
| CA1187570A (en) | 1985-05-21 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| A85 | Still pending on 85-01-01 | ||
| BA | A request for search or an international-type search has been filed | ||
| BB | A search report has been drawn up | ||
| BC | A request for examination has been filed | ||
| V4 | Discontinued because of reaching the maximum lifetime of a patent |
Effective date: 20030316 |