Patents
Patents for H03G 11 - Limiting amplitude; Limiting rate of change of amplitude (1,563)
03/2001
03/07/2001CN1286542A Amplitude limit method and amplitude limiter device
02/2001
02/27/2001US6194921 Analog signal amplifier circuit using a differential pair of MOSFETs (insulated-gate field effect transistors) in an input stage
02/21/2001EP1076928A1 User adjustable volume control that accommodates hearing
02/14/2001EP1076447A2 Impedance blocking filter circuit
02/14/2001CN1283920A 阻抗阻塞滤波器电路 An impedance blocking filter circuit
02/07/2001EP1020027A4 Cmos differential voltage controlled logarithmic attenuator and method
02/06/2001US6184728 Output circuit
01/2001
01/31/2001CN1282141A Load controlled amplitude envelope amplifier system
01/31/2001CN1282140A Load envelope following amplifier system
01/30/2001US6181777 Impedance blocking filter circuit
01/30/2001US6180877 Conductor including a core and outer conductor covered with a dielectric layer comprising self-doped polyamine-polysulfonamide copolymer which becomes electroconductive above a threshold
01/17/2001EP1069679A1 Low Cost Power Limiter
01/10/2001EP1067683A1 Electrical clipper
01/09/2001US6173056 Methods for adjusting audio signals responsive to changes in a power supply level and related communications devices
12/2000
12/26/2000CA2108252C Amplitude limiter
12/19/2000US6163212 Power amplifier system
12/14/2000WO2000036743A9 Oversampled differential clipper
11/2000
11/29/2000EP1056196A2 Amplifying circuit
11/22/2000CN1274195A Electric limiter
11/14/2000CA2191284C Ecg filter and slew rate limiter for filtering an ecg signal
11/07/2000CA2049544C Logarithmic amplifier/detector delay compensation
11/02/2000EP1049251A2 Control device
11/02/2000EP1049248A1 "Constant duty-cycle limiting of analog input signal swing in a class-D amplifier"
10/2000
10/26/2000WO2000064082A1 Controlling the peak levels of the fm composite signal by half-cosine interpolation
10/26/2000WO2000064047A1 Linear traveling wave tube amplifier utilizing input drive limiter for optimization
10/26/2000WO2000063792A1 Anti-aliased clipping by band-limited modulation with step functions
10/25/2000EP1046282A1 Display driver apparatus
10/04/2000CN1268808A Control device
09/2000
09/27/2000CN1267957A Power control circuit and transmitter
09/06/2000EP0737381B1 A gain controllable amplifier, a receiver comprising a gain-controllable amplifier, and a method of controlling signal amplitudes
08/2000
08/16/2000EP0856169B1 Complex signal limiting
08/16/2000CN1055583C Power amplifier with clipping level control
07/2000
07/19/2000EP1020027A1 Cmos differential voltage controlled logarithmic attenuator and method
07/11/2000US6087906 Absorbent amplitude filter
07/04/2000US6084974 Digital signal processing device
07/04/2000US6084467 Analog amplifier clipping circuit
06/2000
06/22/2000WO2000036743A1 Oversampled differential clipper
06/20/2000US6078207 Output amplitude regulating circuit
06/06/2000US6072365 Audio level compression circuit
06/06/2000CA2187479C Complex signal limiting
05/2000
05/16/2000US6064266 Load limiting circuit and method for limiting the output impedance seen by an amplifier
05/16/2000US6064255 Pulse counting FM demodulator
05/03/2000EP0998034A2 Analog amplifier clipping circuit
05/02/2000US6057569 Diode limiter device
04/2000
04/25/2000US6055269 Adaptive equalization technique using twice sampled non-return to zero data
04/18/2000US6052055 Portable electronic object for remote information exchange
04/05/2000CN1249891A Audio system comprising audio signal processing circuit
04/05/2000CN1249890A Audio system comprising audio signal processing circuit
03/2000
03/23/2000WO2000016477A1 A load limiting circuit and method for limiting the output impedance seen by an amplifier
03/22/2000CN1248096A Peak-signal limiting system and method
03/22/2000CN1247734A Physiological napkin
03/22/2000CN1050718C Solid state tube compression circuit
03/02/2000WO2000011781A1 Methods for adjusting audio signals responsive to changes in a power supply level and related communications devices
02/2000
02/22/2000US6028466 Integrated circuit including high transconductance voltage clamp
02/16/2000EP0891597B1 Portable electronic object for remote information exchange
02/15/2000CA2202959C Bit-serial digital compressor
02/08/2000CA2222339C Self-calibration system for logarithmic amplifiers
02/02/2000EP0977387A2 Radio broadcasting receiver comprising an automatic audio gain control system for equalising sound output levels for broadcast transmissions having different modulation levels
02/02/2000EP0977355A2 Device and method for limiting peaks of a signal
02/02/2000CN1049081C Clipper circuit
01/2000
01/31/2000CA2273527A1 Device and method for limiting peaks of a signal
01/26/2000EP0975090A2 Limiter for radiofrequency signals
01/11/2000CA2063737C Non-linear switched video filter for television picture noise reduction
01/05/2000CN1048125C Multi-stage solid state amplifier that emulates tube distorbion
01/05/2000CN1048123C Circuit of voltage limiter
12/1999
12/28/1999US6008693 FM-sound demodulator for TV sound signals and method of detecting sound carriers
12/16/1999DE19825712A1 Limiting circuit for high frequency signals
11/1999
11/24/1999EP0958710A1 Audio system comprising audio signal processing circuit
11/03/1999EP0636288B1 Demodulating logarithmic amplifier
11/02/1999US5977895 Waveform shaping circuit for function circuit and high order delta sigma modulator
10/1999
10/27/1999EP0951799A1 Audio system comprising audio signal processing circuit
09/1999
09/21/1999US5955927 RF power transistor control using collector current
09/21/1999US5955918 Burst mode digital data amplifier circuit unit and amplifier circuit
09/14/1999US5952880 Variable-gain amplifier with pseudo-logarithmic gain control for generating two control currents
08/1999
08/10/1999US5937017 Complex signal limiting
08/03/1999CA2151003C Power amplifier with clipping level control
07/1999
07/14/1999EP0776548A4 Linear-in-decibel variable gain amplifier
07/13/1999US5923203 CMOS soft clipper
06/1999
06/30/1999EP0926850A1 Selective limiter
06/24/1999WO1999031876A1 Display driver apparatus
06/15/1999US5913155 Broadcasting signal receiving apparatus and pulse counting demodulators
06/15/1999US5913152 FM composite signal processor
06/09/1999EP0921635A1 Power amplifier device
06/01/1999CA2012239C Field effect transistor limiter circuitry
05/1999
05/20/1999WO1999025151A1 Audio system comprising audio signal processing circuit
05/20/1999WO1999025150A1 Audio system comprising audio signal processing circuit
04/1999
04/15/1999WO1999018664A1 Cmos differential voltage controlled logarithmic attenuator and method
03/1999
03/24/1999EP0903849A2 Audio level compression circuit
03/09/1999US5880618 CMOS differential voltage controlled logarithmic attenuator and method
02/1999
02/24/1999CN1208971A Diode limiter device
01/1999
01/20/1999EP0891597A1 Portable electronic object for remote information exchange
01/13/1999EP0891042A2 Amplifier
01/12/1999CA2017267C Clipping circuit
01/07/1999WO1999000895A1 Power amplifier device
12/1998
12/23/1998EP0886374A2 Absorbing amplitude limiter
12/02/1998EP0880822A1 Method and apparatus providing limiting transimpedance amplification
11/1998
11/25/1998CN1200184A Complex signal limiting
11/24/1998CA2139717C Multi-stage solid state amplifier that emulates tube distortion
11/17/1998US5839060 Logarithmic level detector and a radio receiver
11/17/1998US5838197 High-gain amplifier circuit having voltage/current converter
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