Patents
Patents for H03G 11 - Limiting amplitude; Limiting rate of change of amplitude (1,563)
03/2015
03/03/2015US8971544 Signal compression based on transducer displacement
02/2015
02/24/2015US8963634 Load current sensing
02/04/2015CN204145426U 一种短波大功率限幅模块 Shortwave power limiter module
01/2015
01/27/2015US8942391 Distortion compensation
01/27/2015US8942381 Control of a loudspeaker output
01/01/2015US20150002238 Stacked diode limiter
12/2014
12/02/2014US8903340 Low noise amplifier protection using a peak detector
12/02/2014US8902006 Signal processing apparatus and method and communication apparatus
11/2014
11/18/2014US8890497 Electronic device and method for a limiter in an AC application
10/2014
10/14/2014US8861747 Self powered audio compressor circuit
09/2014
09/30/2014US8848932 Proximity sensing for user detection and automatic volume regulation with sensor interruption override
09/25/2014WO2014153400A2 Inductive isolation of capacitive load in amplitude limiters
09/18/2014US20140270252 Signal Artifact Detection and Elimination for Audio Output
09/18/2014US20140266420 Logarithmic amplifier with universal demodulation capabilities
09/09/2014US8831246 MEMS microphone with programmable sensitivity
08/2014
08/26/2014US8817995 Control of a loudspeaker output
08/19/2014US8810729 Method and apparatus for automatic compensation of signal losses from transmission over conductors
08/13/2014EP2765704A1 Method for signal conditioning in a processing apparatus and processing apparatus thereof
08/06/2014CN203761343U 一种信号源稳幅电路装置 A signal source leveled circuit device
07/2014
07/24/2014WO2014112942A1 Fast fading power restriction
07/22/2014US8786367 Voltage controlling circuit
07/16/2014CN102611403B 一种提高射频限幅器耐受功率的方法及射频限幅器 Method for improving tolerance to a radio frequency power limiter method and RF limiter
07/15/2014CA2634485C Adaptive rf amplifier prelimiter
07/08/2014US8774419 Thermal control of voice coils in loudspeakers
07/02/2014CN203691359U C波段微波大功率限幅器电路系统 C-band microwave power limiter circuit system
06/2014
06/18/2014CN203660999U 限幅电路 The limiter circuit
06/10/2014US8750525 Method to maximize loudspeaker sound pressure level with a high peak to average power ratio audio source
06/03/2014US8744090 Ribbon microphone
05/2014
05/13/2014US8725277 Audio home network system
05/07/2014EP2728749A2 Limiter for broadband high frequency signals
04/2014
04/29/2014US8712065 Transducer displacement protection
04/02/2014CN203522665U Miniaturized high-power cascaded reflective amplitude limiter
03/2014
03/27/2014US20140086418 Method and Apparatus for Computing Metric Values for Loudspeaker Protection
03/06/2014US20140065990 Method of power amplifier switching power control using post power amplifier power detection
01/2014
01/30/2014US20140028370 Crest Factor Reduction Applied To Shaping Table To Increase Power Amplifier Efficiency Of Envelope Tracking Amplifier
12/2013
12/24/2013US8615089 Dynamic power management in a portable media delivery system
12/18/2013EP2403138B1 A self powered audio compressor circuit
12/18/2013CN102057569B Limiter circuit
12/12/2013US20130329894 Combined dynamic processing and speaker protection for minimum distortion audio playback loudness enhancement
12/05/2013WO2013180869A1 Integrated micro-plasma limiter
11/2013
11/28/2013US20130314154 Signal processing apparatus and method and communication apparatus
11/20/2013CN203301432U Rated level limiter applied in power line channel strong-interference noise suppression device
11/20/2013CN203301431U Microminiature absorption type amplitude limiter
11/13/2013CN103391062A Design method of pulse compression linear limiter on basis of Field Programmable Gate Array (FPGA)
11/06/2013CN1658499B 阻抗阻塞滤波器电路 An impedance blocking filter circuit
11/05/2013US8577047 Control of a loudspeaker output
11/05/2013US8576022 Tuning a programmable power line filter
10/2013
10/23/2013CN102427340B Amplitude-limiting conversion circuit applicable to subthreshold region
10/15/2013US8558636 Package embedded equalizer
10/09/2013EP2648335A2 Hyperfrequency power limiter with capacitive radiofrequency MEMS switches
10/02/2013EP2645740A1 Control method and apparatus for a speaker system and mobile apparatus
09/2013
09/19/2013US20130241754 Digital-to-analog converter with non-uniform resolution
09/19/2013US20130241644 Dynamic Power Control Method and Circuit thereof
08/2013
08/29/2013DE102004006552B4 Verfahren zur Kontrolle eines Hochfrequenz-Leistungsverstärkers, Hochfrequenzeinrichtung, Hochfrequenzkontrolleinrichtung und Magnetresonanztomographiesystem A method for controlling a high-frequency power amplifier, high frequency device, high frequency control device and magnetic resonance imaging system
08/29/2013DE102004006550B4 Verfahren zur Kontrolle eines Hochfrequenz-Leistungsverstärkers, Hochfrequenzeinrichtung, Hochfrequenz-Kontrolleinrichtung und Magnetresonanztomographiesystem A method for controlling a high-frequency power amplifier, high frequency device, high-frequency control device and magnetic resonance imaging system
08/22/2013WO2013122701A1 Monobit receiver spurious harmonics control method and system
08/20/2013US8515084 Passive sound pressure level limiter with balancing circuit
07/2013
07/25/2013US20130188793 Embedded speaker protection for automotive audio power amplifier
07/23/2013US8495696 Coaxial communication active tap device and distribution system
07/10/2013CN103199814A Amplitude limiting circuit in radio frequency identification
06/2013
06/27/2013US20130163767 Signal Compression Based on Transducer Displacement
06/19/2013CN203014750U Amplitude limiting circuit and microwave amplitude limiter
06/19/2013CN101485082B D类音频放大器 Class-D audio amplifier
06/05/2013CN103138698A Amplitude limiting circuit
05/2013
05/30/2013WO2013075727A1 Adaptive supply voltage for a power amplifier
05/22/2013EP2595312A1 Automatic gain control circuit and method for automatic gain control
05/07/2013US8437478 Systems and methods for improved over-current clipping
04/2013
04/30/2013US8432219 Amplitude control system and method for communication systems
04/24/2013CN101820259B Method and device for adjusting signal amplitude
04/09/2013US8416956 Protected digital audio driver
04/09/2013US8416015 Active rectifying apparatus
04/04/2013US20130083928 Speaker temperature control
04/04/2013DE102011054060A1 Audioverstärker Audio Amplifier
04/02/2013US8411870 Electronic apparatus
03/2013
03/28/2013US20130077796 Thermal Protection for Loudspeakers
03/28/2013US20130077795 Over-Excursion Protection for Loudspeakers
03/28/2013US20130077794 Thermal Control of Voice Coils in Loudspeakers
03/13/2013CN101771913B Device for controlling bass sound reproduction of audio frequency signal and method
02/2013
02/26/2013US8385564 Amplifier thermal management
02/19/2013US8379869 Method and system for acoustic shock protection
02/07/2013US20130033316 Automatic step variable attenuator and radio communication device
01/2013
01/24/2013US20130022208 Active audio transducer protection
01/24/2013US20130022207 Method and system for temperature protection of a speaker
01/16/2013CN102882484A 大功率微波限幅器 High-power microwave limiter
12/2012
12/27/2012US20120328113 Control of a loudspeaker output
12/25/2012US8340307 Passive sound pressure level limiter
12/12/2012CN102820864A Wide-band low-temperature radio-frequency microwave power amplitude limiter with extremely-low insertion loss
12/11/2012US8330550 Method and apparatus for automatic compensation of video signal losses from transmission over conductors
11/2012
11/29/2012US20120300949 Loudspeaker Protection Apparatus and Method Thereof
11/29/2012US20120300948 Multimedia output device and audio output method thereof
11/29/2012US20120300947 Signal converter with overcurrent protection mechanism
11/14/2012EP2523347A2 Clipping circuit
11/08/2012US20120281844 Method and system for excursion protection of a speaker
10/2012
10/17/2012EP2510617A1 Limiting circuit
10/09/2012US8284953 Circuit and method of reducing pop-up noise in a digital amplifier
10/04/2012WO2012135028A1 Method of detecting signal clipping in a wearable ambulatory medical device
10/03/2012CN202475372U Voice frequency soft amplitude limiting circuit with automatic gain function
09/2012
09/26/2012CN101663813B A data processing system for clipping correction
09/13/2012US20120230500 Ecm digital microphone temperature compensation
09/13/2012US20120230499 Speaker apparatus
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