| Patents for H03F 3 - Amplifiers with only discharge tubes or only semiconductor devices as amplifying elements (44,008) |
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| 01/29/2013 | US8362842 Circuit and method for dynamically controlling op-amp offset for photodetector applications |
| 01/29/2013 | US8362841 Conversion circuit from single phase signal to differential phase signal |
| 01/29/2013 | US8362839 Cross-differential amplifier |
| 01/29/2013 | US8362838 Multi-stage amplifier with multiple sets of fixed and variable voltage rails |
| 01/29/2013 | US8362837 System and a method for amplifying a signal by multiple non-linear power amplifiers |
| 01/29/2013 | US8362836 Incremental gain amplifier |
| 01/29/2013 | US8362834 System and method for controlling radio frequency transmissions from an electronic device |
| 01/29/2013 | US8362833 Amplifier circuitry, integrated circuit and communication unit |
| 01/29/2013 | US8362832 Half-bridge three-level PWM amplifier and audio processing apparatus including the same |
| 01/29/2013 | US8362807 Offset compensation for sense amplifiers |
| 01/24/2013 | WO2013012789A2 High speed amplifier |
| 01/24/2013 | WO2013012738A1 Chip level integration of a boosted class-d amplifier and integrated led flash driver |
| 01/24/2013 | WO2013012537A1 Amplifier with improved noise reduction |
| 01/24/2013 | WO2013012061A1 Power supply side equipment and resonance-type non-contact power supply system |
| 01/24/2013 | WO2013011685A1 High-frequency power amplifier |
| 01/24/2013 | WO2013011026A2 Amplifier arrangement |
| 01/24/2013 | US20130021104 Amplifier arrangement |
| 01/24/2013 | US20130021103 High power wideband amplifier and method |
| 01/24/2013 | US20130021102 High frequency amplifier circuit |
| 01/24/2013 | US20130021101 Differential amplifier having rail-to-rail input voltage range |
| 01/24/2013 | US20130021100 Method and System for Multiple Tuner Application Using a Low Noise Broadband Distribution Amplifier |
| 01/24/2013 | US20130021099 Vramp limiting using resistors |
| 01/24/2013 | US20130021098 Integrator distortion correction circuit |
| 01/24/2013 | US20130021097 Inductive-Element Feedback-Loop Compensator |
| 01/24/2013 | US20130021096 Digital amplifier |
| 01/24/2013 | US20130021095 Power-Amplifier Arrangement |
| 01/24/2013 | US20130021094 Circuit for optimizing a power management system during varying load conditions |
| 01/24/2013 | DE102010012433B4 Verstärkerschaltung und Verfahren zur Konditionierung eines Ausgangsstromsignals eines Detektorelements Amplifier circuit and method for conditioning an output current signal of a detector element |
| 01/23/2013 | EP2549644A1 A resonated bypass capacitor for enhanced performance of a microwave circuit |
| 01/23/2013 | EP2548305A2 Offset calibration and precision hysteresis for a rail-rail comparator with large dynamic range |
| 01/23/2013 | EP2548302A1 Feedback loop with parallel forward paths |
| 01/23/2013 | CN202696550U Single end to differential amplifier circuit |
| 01/23/2013 | CN202696549U Proportional amplifier |
| 01/23/2013 | CN202696548U Power amplification circuit |
| 01/23/2013 | CN202696547U High-frequency signal amplification circuit used for scanning tunnel microscope |
| 01/23/2013 | CN202696545U Linear wideband high-frequency power amplifier |
| 01/23/2013 | CN202695689U Millimeter wave power combining amplifier |
| 01/23/2013 | CN102893519A Class ab amplifiers |
| 01/23/2013 | CN102893518A Amplifier |
| 01/23/2013 | CN102893517A Multi-band high-efficiency doherty amplifier |
| 01/23/2013 | CN102891655A Vcom amplifier with transient assist circuit |
| 01/23/2013 | CN102891654A Driver for power tube grid of Class D audio power amplifier |
| 01/23/2013 | CN102075149B Power envelope tracing power supply of multi-phase interleaving radio-frequency power amplifier |
| 01/23/2013 | CN101917373B Method for realizing high-efficiency amplification based on signal decomposition and amplification device |
| 01/23/2013 | CN101594337B Device for generating pre-distorted signals |
| 01/23/2013 | CN101510786B Receiver with low power consumption |
| 01/22/2013 | US8359067 Radio frequency device and mobile communication terminal using the same |
| 01/22/2013 | US8358938 Optical receiver able to prevent LOS alarm from malfunctioning |
| 01/22/2013 | US8358174 Doherty amplifier |
| 01/22/2013 | US8358173 CMOS power amplifier |
| 01/22/2013 | US8358172 Peaking circuit, method for adjusting peaking circuit, differential amplifier installing peaking circuit, laser diode driving circuit installing peaking circuit, and data processing unit installing peaking circuit |
| 01/22/2013 | CA2516194C N-way rf power amplifier circuit with increased back-off capability and power added efficiency using selected phase lengths and output impedances |
| 01/17/2013 | WO2013009965A1 Microphone buffer circuit with input filter |
| 01/17/2013 | WO2013009823A1 Improved common-mode step response for autozero amplifiers |
| 01/17/2013 | WO2013009640A2 Signal path termination |
| 01/17/2013 | WO2013008587A1 Semiconductor integrated circuit and module mounting same |
| 01/17/2013 | WO2013008339A1 Differential amplifier circuit |
| 01/17/2013 | WO2013007300A1 Signal predistortion for non-linear amplifier |
| 01/17/2013 | WO2013006943A1 Amplifier linearization using non-standard feedback |
| 01/17/2013 | WO2013006941A1 Broadband doherty amplifier using broadband transformer |
| 01/17/2013 | WO2012117072A3 Amplifier module |
| 01/17/2013 | US20130016748 Transimpedance amplifier, semiconductor device, and optical module |
| 01/17/2013 | US20130016087 Amplifier, liquid crystal displaying driving circuit and liquid crystal display apparatus |
| 01/17/2013 | US20130015919 System and Method for Capacitive Signal Source Amplifier |
| 01/17/2013 | US20130015918 High speed amplifier |
| 01/17/2013 | US20130015916 Common-Mode Amplifier Step Response |
| 01/16/2013 | EP2546982A1 A variable gain amplifier circuit |
| 01/16/2013 | EP2545645A1 Class ab amplifiers |
| 01/16/2013 | EP2545644A1 A decomposition transmitting system and method for improving efficiency and linearity |
| 01/16/2013 | CN202679320U Drawer type network digital power amplifier |
| 01/16/2013 | CN202679319U Draw-pull type network digital amplifier |
| 01/16/2013 | CN202679318U Seven-channel digital power amplifier |
| 01/16/2013 | CN202679317U 宽频率功率放大器 Wide frequency power amplifier |
| 01/16/2013 | CN202679316U Capacitive load wideband power amplifier |
| 01/16/2013 | CN202679315U Distribution amplifier provided with noise suppression circuit |
| 01/16/2013 | CN102884726A Loop filter buffer with level shifter |
| 01/16/2013 | CN102884724A Area efficient concurrent matching transceiver |
| 01/16/2013 | CN102882482A Ultralow power consumption error amplifier |
| 01/16/2013 | CN102882481A System and method for capacitive signal source amplifier |
| 01/16/2013 | CN102882480A Program-controlled broadband operational amplifier for 0-10MHz bandwidth |
| 01/16/2013 | CN102882479A Power combining type power amplifier and application thereof |
| 01/16/2013 | CN102882478A Compensation device for power amplifier and related method |
| 01/16/2013 | CN102882476A High-bandwidth amplifying circuit |
| 01/16/2013 | CN102881267A Amplifier, liquid crystal displaying driving circuit and liquid crystal display apparatus |
| 01/16/2013 | CN102098038B Signal conditioning card |
| 01/16/2013 | CN101841305B Power amplifying device and power amplifying method |
| 01/16/2013 | CN101674055B Self-adapting burst-mode signal receiving and regenerating amplifier |
| 01/15/2013 | US8354889 Power amplifier with dynamically added supply voltages |
| 01/15/2013 | US8354888 Power amplifier |
| 01/15/2013 | US8354886 Arrangement for calibrating the quiescent operating point of a push-pull amplifier |
| 01/15/2013 | US8354885 Operational amplifier |
| 01/15/2013 | US8354882 Doherty amplifier with input network optimized for MMIC |
| 01/15/2013 | CA2507431C Single package multi-chip rf power amplifier |
| 01/10/2013 | WO2013005497A1 Power supply device for high frequency electrical power amplification circuit, and high frequency electrical power amplifying device |
| 01/10/2013 | WO2012139071A3 Non foster circuit |
| 01/10/2013 | US20130010561 Sense amplifiers and exemplary applications |
| 01/10/2013 | US20130010560 Generating and amplifying differential signals |
| 01/10/2013 | US20130009711 Read out integrated circuit |
| 01/10/2013 | US20130009710 Rf amplifier module, integrated circuit device, wireless communication unit and method therefor |
| 01/10/2013 | US20130009709 Power amplifier |