HK93595A - Reference load amplifier correction system and method - Google Patents
Reference load amplifier correction system and methodInfo
- Publication number
- HK93595A HK93595A HK93595A HK93595A HK93595A HK 93595 A HK93595 A HK 93595A HK 93595 A HK93595 A HK 93595A HK 93595 A HK93595 A HK 93595A HK 93595 A HK93595 A HK 93595A
- Authority
- HK
- Hong Kong
- Prior art keywords
- load
- program
- reference load
- correction system
- load amplifier
- Prior art date
Links
- 230000002411 adverse Effects 0.000 abstract 2
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03F—AMPLIFIERS
- H03F3/00—Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements
- H03F3/189—High-frequency amplifiers, e.g. radio frequency amplifiers
- H03F3/19—High-frequency amplifiers, e.g. radio frequency amplifiers with semiconductor devices only
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G5/00—Tone control or bandwidth control in amplifiers
- H03G5/16—Automatic control
- H03G5/165—Equalizers; Volume or gain control in limited frequency bands
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Power Engineering (AREA)
- Amplifiers (AREA)
- Circuit For Audible Band Transducer (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
- Circuits Of Receivers In General (AREA)
- Stereo-Broadcasting Methods (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US06/669,071 US4638258A (en) | 1982-02-26 | 1984-11-07 | Reference load amplifier correction system |
Publications (1)
Publication Number | Publication Date |
---|---|
HK93595A true HK93595A (en) | 1995-06-23 |
Family
ID=24684885
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
HK93595A HK93595A (en) | 1984-11-07 | 1995-06-15 | Reference load amplifier correction system and method |
Country Status (7)
Country | Link |
---|---|
US (1) | US4638258A (ja) |
EP (1) | EP0181608B1 (ja) |
JP (1) | JPH0720025B2 (ja) |
KR (1) | KR930003520B1 (ja) |
AT (1) | ATE73979T1 (ja) |
DE (1) | DE3585664D1 (ja) |
HK (1) | HK93595A (ja) |
Families Citing this family (22)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5031221A (en) * | 1987-06-02 | 1991-07-09 | Yamaha Corporation | Dynamic loudspeaker driving apparatus |
US5129006A (en) * | 1989-01-06 | 1992-07-07 | Hill Amel L | Electronic audio signal amplifier and loudspeaker system |
JP3035943B2 (ja) * | 1989-12-26 | 2000-04-24 | ヤマハ株式会社 | 音響装置およびこのような音響装置を構成するための駆動装置 |
US5280543A (en) * | 1989-12-26 | 1994-01-18 | Yamaha Corporation | Acoustic apparatus and driving apparatus constituting the same |
JP2884651B2 (ja) * | 1989-12-29 | 1999-04-19 | ヤマハ株式会社 | 音響装置 |
US5389730A (en) * | 1990-03-20 | 1995-02-14 | Yamaha Corporation | Emphasize system for electronic musical instrument |
GB9101038D0 (en) * | 1991-01-17 | 1991-02-27 | Jim Marshall Products Limited | Audio amplifiers |
US5736897A (en) * | 1995-01-24 | 1998-04-07 | Bbe Sound Inc. | Low input signal bandwidth compressor and amplifier control circuit with a state variable pre-amplifier |
US5510752A (en) * | 1995-01-24 | 1996-04-23 | Bbe Sound Inc. | Low input signal bandwidth compressor and amplifier control circuit |
US5982907A (en) * | 1996-10-22 | 1999-11-09 | Jun-ichi Kakumoto | Audio signal waveform emphasis processing device and method |
US6947567B1 (en) | 1999-11-12 | 2005-09-20 | Bbe Sound Inc. | Audio boost circuit |
US7388959B2 (en) * | 2003-08-22 | 2008-06-17 | Bbe Sound, Inc. | Harmonic generator and pre-amp |
US20050175195A1 (en) * | 2004-02-10 | 2005-08-11 | Cheney Maynard C.Jr. | Detecting connectivity of a speaker |
US6937071B1 (en) | 2004-03-16 | 2005-08-30 | Micrel, Incorporated | High frequency differential power amplifier |
US20060139093A1 (en) | 2004-12-23 | 2006-06-29 | Bbe Sound Inc. | Three-channel state-variable compressor circuit |
US7449959B2 (en) * | 2007-01-31 | 2008-11-11 | Texas Instruments Incorporated | Methods and apparatus to detect impedance at an amplifier output |
US20090060209A1 (en) * | 2007-08-31 | 2009-03-05 | Victor Company Of Japan, Ltd. A Corporation Of Japan | Audio-signal processing apparatus and method |
US8787598B2 (en) * | 2008-05-26 | 2014-07-22 | Paul G. Berg | Dynamic contoured-sound/subwoofer-synthesis audio system |
US8233643B1 (en) | 2010-03-23 | 2012-07-31 | Fiberplex Technologies, LLC | System and method for amplifying low level signals provided on electrical supply power |
US8390374B2 (en) * | 2011-01-25 | 2013-03-05 | Analog Devices, Inc. | Apparatus and method for amplification with high front-end gain in the presence of large DC offsets |
CN109298237B (zh) * | 2018-11-15 | 2020-10-09 | 中电科仪器仪表有限公司 | 一种峰值功率探头的多功率点频响补偿方法 |
US11164551B2 (en) * | 2019-02-28 | 2021-11-02 | Clifford W. Chase | Amplifier matching in a digital amplifier modeling system |
Family Cites Families (15)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3207854A (en) * | 1960-08-30 | 1965-09-21 | Minnesota Mining & Mfg | Noise reduction method for recorded signals |
US3449518A (en) * | 1965-09-15 | 1969-06-10 | Louis W Erath | Sound reproduction compensation system |
US3493682A (en) * | 1966-11-21 | 1970-02-03 | Louis W Erath | Audio component matching system |
BE720115A (ja) * | 1968-08-29 | 1969-02-03 | ||
US3755754A (en) * | 1972-02-04 | 1973-08-28 | Varian Associates | Predistortion compensation for a microwave amplifier |
US4052560A (en) * | 1976-06-03 | 1977-10-04 | John Bryant Santmann | Loudspeaker distortion reduction systems |
FR2374773A1 (fr) * | 1976-12-15 | 1978-07-13 | Central Son | Egaliseur pour la correction de courbe de reponse d'une chaine electroacoustique |
US4130727A (en) * | 1977-06-29 | 1978-12-19 | Teledyne, Inc. | Loudspeaker equalization |
US4260954A (en) * | 1979-01-26 | 1981-04-07 | Barcus-Berry, Inc. | Amplifier load correction system |
JPS55105414A (en) * | 1979-02-07 | 1980-08-13 | Nippon Gakki Seizo Kk | Equalizer device |
JPS6134749Y2 (ja) * | 1979-09-28 | 1986-10-09 | ||
US4340778A (en) * | 1979-11-13 | 1982-07-20 | Bennett Sound Corporation | Speaker distortion compensator |
US4426552A (en) * | 1979-11-13 | 1984-01-17 | Cowans Kenneth W | Speaker distortion compensator |
US4482866A (en) * | 1982-02-26 | 1984-11-13 | Barcus-Berry, Inc. | Reference load amplifier correction system |
DE3326494A1 (de) * | 1983-07-22 | 1985-01-31 | Burkhard Dipl.-Ing. 2000 Hamburg Dick | Kontrolle der membranbewegung des dynamischen lautsprechers durch ein verbessertes netzwerk zur nachbildung seiner eingangsimpedanz |
-
1984
- 1984-11-07 US US06/669,071 patent/US4638258A/en not_active Expired - Lifetime
-
1985
- 1985-09-19 JP JP60207692A patent/JPH0720025B2/ja not_active Expired - Lifetime
- 1985-11-07 AT AT85114173T patent/ATE73979T1/de active
- 1985-11-07 KR KR1019850008309A patent/KR930003520B1/ko not_active IP Right Cessation
- 1985-11-07 EP EP85114173A patent/EP0181608B1/en not_active Expired - Lifetime
- 1985-11-07 DE DE8585114173T patent/DE3585664D1/de not_active Expired - Lifetime
-
1995
- 1995-06-15 HK HK93595A patent/HK93595A/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
DE3585664D1 (de) | 1992-04-23 |
US4638258A (en) | 1987-01-20 |
KR930003520B1 (ko) | 1993-05-01 |
JPH0720025B2 (ja) | 1995-03-06 |
KR860004512A (ko) | 1986-06-23 |
ATE73979T1 (de) | 1992-04-15 |
JPS61129912A (ja) | 1986-06-17 |
EP0181608B1 (en) | 1992-03-18 |
EP0181608A1 (en) | 1986-05-21 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
PF | Patent in force | ||
PE | Patent expired |
Effective date: 20051106 |