CH564884A5 - - Google Patents
Info
- Publication number
- CH564884A5 CH564884A5 CH1478574A CH1478574A CH564884A5 CH 564884 A5 CH564884 A5 CH 564884A5 CH 1478574 A CH1478574 A CH 1478574A CH 1478574 A CH1478574 A CH 1478574A CH 564884 A5 CH564884 A5 CH 564884A5
- Authority
- CH
- Switzerland
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G7/00—Volume compression or expansion in amplifiers
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
-
- 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
-
- 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
- H03H11/126—Frequency selective two-port networks using amplifiers with feedback using a single operational amplifier
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| GB2040672A GB1432763A (en) | 1972-05-02 | 1972-05-02 | Compressors expanders and noise reduction systems |
| CH625973A CH559473A5 (US07576130-20090818-C00114.png) | 1972-05-02 | 1973-05-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CH564884A5 true CH564884A5 (US07576130-20090818-C00114.png) | 1975-07-31 |
Family
ID=25699269
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1478474A CH564286A5 (US07576130-20090818-C00114.png) | 1972-05-02 | 1973-05-02 | |
| CH1478374A CH562534A5 (US07576130-20090818-C00114.png) | 1972-05-02 | 1973-05-02 | |
| CH1478574A CH564884A5 (US07576130-20090818-C00114.png) | 1972-05-02 | 1973-05-02 |
Family Applications Before (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CH1478474A CH564286A5 (US07576130-20090818-C00114.png) | 1972-05-02 | 1973-05-02 | |
| CH1478374A CH562534A5 (US07576130-20090818-C00114.png) | 1972-05-02 | 1973-05-02 |
Country Status (1)
| Country | Link |
|---|---|
| CH (3) | CH564286A5 (US07576130-20090818-C00114.png) |
-
1973
- 1973-05-02 CH CH1478474A patent/CH564286A5/xx not_active IP Right Cessation
- 1973-05-02 CH CH1478374A patent/CH562534A5/de not_active IP Right Cessation
- 1973-05-02 CH CH1478574A patent/CH564884A5/xx not_active IP Right Cessation
Also Published As
| Publication number | Publication date |
|---|---|
| CH562534A5 (US07576130-20090818-C00114.png) | 1975-05-30 |
| CH564286A5 (US07576130-20090818-C00114.png) | 1975-07-15 |
Similar Documents
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PFA | Name/firm changed |
Owner name: DOLBY LABORATORIES LICENSING CORPORATION |
|
| PL | Patent ceased |