NL181389B - Signaalvereffenaar. - Google Patents
Signaalvereffenaar.Info
- Publication number
- NL181389B NL181389B NLAANVRAGE7415091,A NL7415091A NL181389B NL 181389 B NL181389 B NL 181389B NL 7415091 A NL7415091 A NL 7415091A NL 181389 B NL181389 B NL 181389B
- Authority
- NL
- Netherlands
- Prior art keywords
- signal equipment
- equipment
- signal
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/02—Manually-operated control
- H03G5/025—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04H—BROADCAST COMMUNICATION
- H04H60/00—Arrangements for broadcast applications with a direct linking to broadcast information or broadcast space-time; Broadcast-related systems
- H04H60/02—Arrangements for generating broadcast information; Arrangements for generating broadcast-related information with a direct linking to broadcast information or to broadcast space-time; Arrangements for simultaneous generation of broadcast information and broadcast-related information
- H04H60/04—Studio equipment; Interconnection of studios
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Networks Using Active Elements (AREA)
- Filters And Equalizers (AREA)
- Tone Control, Compression And Expansion, Limiting Amplitude (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB5351473A GB1452920A (en) | 1973-11-19 | 1973-11-19 | Signal equalizers |
Publications (3)
Publication Number | Publication Date |
---|---|
NL7415091A NL7415091A (nl) | 1975-05-21 |
NL181389B true NL181389B (nl) | 1987-03-02 |
NL181389C NL181389C (nl) | 1987-08-03 |
Family
ID=10468083
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NLAANVRAGE7415091,A NL181389C (nl) | 1973-11-19 | 1974-11-19 | Signaalvereffenaar. |
Country Status (6)
Country | Link |
---|---|
US (1) | US3921104A (nl) |
JP (1) | JPS5718722B2 (nl) |
CA (1) | CA1023016A (nl) |
DE (1) | DE2454631C2 (nl) |
GB (1) | GB1452920A (nl) |
NL (1) | NL181389C (nl) |
Families Citing this family (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4064364A (en) * | 1975-12-31 | 1977-12-20 | Sultan Products, Incorporated | Audio fidelity amplifier and preamplifier systems |
US4046960A (en) * | 1975-12-31 | 1977-09-06 | Veale John R | Audio fidelity frequency equalizer system |
US4055818A (en) * | 1976-04-09 | 1977-10-25 | Motorola, Inc. | Tone control circuit |
US4088834A (en) * | 1977-01-03 | 1978-05-09 | Thurmond George R | Feedback elimination system employing notch filter |
US4284965A (en) * | 1978-09-11 | 1981-08-18 | Pioneer Electronic Corporation | Tone control device |
US4336501A (en) * | 1978-09-26 | 1982-06-22 | Nippon Columbia Kabushiki Kaisha | Frequency characteristic adjusting circuit |
US4219788A (en) * | 1978-10-24 | 1980-08-26 | Bell Telephone Laboratories, Incorporated | Active variable equalizer |
US4242650A (en) * | 1978-11-13 | 1980-12-30 | Bell Telephone Laboratories, Incorporated | Active variable equalizer |
US4271398A (en) * | 1978-11-30 | 1981-06-02 | Pioneer Electronic Corporation | Tone control device |
FR2450531A1 (fr) * | 1979-03-02 | 1980-09-26 | Thomson Brandt | Correcteur a filtres de bande pour chaine haute fidelite |
US4285065A (en) * | 1980-01-21 | 1981-08-18 | Motorola, Inc. | Radio with audio graphic equalizer |
JPS57142013A (en) * | 1981-02-27 | 1982-09-02 | Sony Corp | Active equalizer |
FR2578700B1 (fr) * | 1985-03-11 | 1995-02-17 | Carpentier Claude | Egaliseur parametrique perfectionne |
US5850453A (en) | 1995-07-28 | 1998-12-15 | Srs Labs, Inc. | Acoustic correction apparatus |
GB2306068B (en) * | 1995-10-06 | 1999-07-07 | Plessey Semiconductors Ltd | LAN equalizer |
US5677957A (en) * | 1995-11-13 | 1997-10-14 | Hulsebus; Alan | Audio circuit producing enhanced ambience |
US7031474B1 (en) | 1999-10-04 | 2006-04-18 | Srs Labs, Inc. | Acoustic correction apparatus |
US7277767B2 (en) | 1999-12-10 | 2007-10-02 | Srs Labs, Inc. | System and method for enhanced streaming audio |
US8050434B1 (en) | 2006-12-21 | 2011-11-01 | Srs Labs, Inc. | Multi-channel audio enhancement system |
WO2014190140A1 (en) | 2013-05-23 | 2014-11-27 | Alan Kraemer | Headphone audio enhancement system |
US20160173986A1 (en) * | 2014-12-15 | 2016-06-16 | Gary Lloyd Fox | Ultra-low distortion integrated loudspeaker system |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2485751A (en) * | 1946-06-27 | 1949-10-25 | Central Commercial Co | Electrical musical instrument |
US2587081A (en) * | 1949-08-27 | 1952-02-26 | Rca Corp | Preshaping of recorded waves |
US2907838A (en) * | 1957-02-14 | 1959-10-06 | Ling Electronics Inc | Electrical equalizers in amplifier circuits |
GB1358860A (en) * | 1971-04-15 | 1974-07-03 | Sits Soc It Telecom Siemens | Variable equalizer for wide band cable transmission systems |
DE2135204C3 (de) * | 1971-07-14 | 1975-12-04 | Siemens Ag, 1000 Berlin Und 8000 Muenchen | Schaltungsanordnung zur Entzerrung breitbandiger Nachrichtensignale |
-
1973
- 1973-11-19 GB GB5351473A patent/GB1452920A/en not_active Expired
-
1974
- 1974-11-18 US US524827A patent/US3921104A/en not_active Expired - Lifetime
- 1974-11-18 JP JP13261074A patent/JPS5718722B2/ja not_active Expired
- 1974-11-18 DE DE2454631A patent/DE2454631C2/de not_active Expired
- 1974-11-18 CA CA214,019A patent/CA1023016A/en not_active Expired
- 1974-11-19 NL NLAANVRAGE7415091,A patent/NL181389C/nl not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
JPS5718722B2 (nl) | 1982-04-19 |
NL7415091A (nl) | 1975-05-21 |
CA1023016A (en) | 1977-12-20 |
GB1452920A (en) | 1976-10-20 |
US3921104A (en) | 1975-11-18 |
DE2454631C2 (de) | 1984-07-12 |
JPS5088956A (nl) | 1975-07-17 |
DE2454631A1 (de) | 1975-05-22 |
NL181389C (nl) | 1987-08-03 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
BA | A request for search or an international-type search has been filed | ||
BB | A search report has been drawn up | ||
DNT | Communications of changes of names of applicants whose applications have been laid open to public inspection |
Free format text: DOLBY LABORATORIES LICENSING CORPORATION |
|
BC | A request for examination has been filed | ||
A85 | Still pending on 85-01-01 | ||
V4 | Discontinued because of reaching the maximum lifetime of a patent |