| Patents for H03G 1 - Details of arrangements for controlling amplification (4,021) |
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| 08/14/2012 | CA2608395C Method of correction of acoustic parameters of electro-acoustic transducers and device for its realization |
| 08/08/2012 | EP2485393A1 Amplifier for a wireless receiver |
| 08/08/2012 | CN101908863B Programmable gain MOS amplifier |
| 08/08/2012 | CN101194535B Method for correcting electroacoustic converter acoustic paramenter and device accomplishing the method |
| 07/24/2012 | US8227892 Multi-track integrated circuit inductor |
| 07/18/2012 | CN102594274A Method and apparatus for arranging power amplifier auxiliary road grid voltage value |
| 07/18/2012 | CN101098129B Method and apparatus to supply power voltage to a mobile device in a variable manner |
| 07/11/2012 | CN102577111A Dynamic switch driver for low-distortion programmable-gain amplifier |
| 07/05/2012 | DE102011089308A1 Vorrichtung und Verfahren zum Bereitstellen von Verstärkerlinearitätsinformationen Apparatus and method for providing amplifier linearity information |
| 07/04/2012 | EP2472723A1 Amplifier with non-linear current mirror |
| 07/04/2012 | CN1523868B Network phone system and method having dynamic gain control function |
| 07/04/2012 | CN101764579B Gain-adjustable audio power amplifier circuit |
| 07/04/2012 | CN101150339B A TD-SCDMA trunk amplifier using network modulation synchronization mode |
| 07/04/2012 | CN101102096B Method, device and receiver unit for controlling one or more analog circuits by a serial bus |
| 06/27/2012 | EP2469706A2 Low noise CMOS transmitter circuit with high range of gain |
| 06/27/2012 | EP2058944B1 Transconductance amplifier |
| 06/27/2012 | CN102522951A Integrated structure for low-noise amplifier and mixer by means of current multiplexing |
| 06/20/2012 | EP2465199A1 Dynamic switch driver for low-distortion programmable-gain amplifier |
| 06/20/2012 | CN101056093B Variable gain amplifier |
| 06/06/2012 | CN1830138B Variable attenuation system having continuous input steering |
| 06/06/2012 | CN1509554B Amplifier control circuit and method, and wireless communication device |
| 06/05/2012 | US8195117 Integrated switchless programmable attenuator and low noise amplifier |
| 05/30/2012 | CN101366176B Phase compensation for analog gain switching in OFDM modulated physical channel |
| 05/29/2012 | US8189819 Sound control circuit for a digital audiovisual reproduction system |
| 05/23/2012 | CN102474231A 可变增益放大器 A variable gain amplifier |
| 05/22/2012 | US8183924 Output stage with adaptive bias control |
| 05/16/2012 | CN102460965A 在rf驱动器放大器发射器中的增益控制线性 Linear gain control in the rf drive amplifiers in the transmitter |
| 05/09/2012 | EP2449675A1 Gain control linearity in an rf driver amplifier transmitter |
| 05/09/2012 | CN101378262B Power amplifier protection device and method for UHF wide-band transmitter |
| 05/03/2012 | WO2012055848A1 Analog to digital conversion |
| 05/02/2012 | EP2448123A1 Analog to digital conversion |
| 04/25/2012 | EP2301148B1 Audio amplifier and method for reconfiguring an audio amplifier |
| 04/18/2012 | CN102422529A 可切换输入对操作放大器 The operator can switch the input amplifier |
| 04/12/2012 | US20120086592 Integrated Upstream Amplifier for Cable Modem and Cable Set-Top Boxes |
| 04/04/2012 | EP2016675B1 Cmos temperature compensated transmitter circuit with merged mixer and variable gain amplifier |
| 03/29/2012 | WO2012040381A1 Amplitude control for oscillator |
| 03/28/2012 | EP1194742B2 Particle sensor |
| 03/21/2012 | EP2430749A1 Switchable input pair operational amplifiers |
| 03/21/2012 | EP1639056B1 Water-whitening resistant latex emulsion pressure sensitive adhesive and its production |
| 03/08/2012 | WO2012030562A1 Dynamic adjustment of master and individual volume controls |
| 03/06/2012 | US8130035 Post amplifier with selectable gain |
| 03/01/2012 | US20120049954 Amplification circuit with low quiescent current |
| 02/23/2012 | US20120045076 Electronic circuit for driving a switching amplifier |
| 02/22/2012 | CN102362429A Amplifier supporting multiple gain modes |
| 02/21/2012 | US8121302 Method of correction of acoustic parameters of electro-acoustic transducers and device for its realization |
| 02/15/2012 | CN102356542A Cascode amplifier with protection circuitry |
| 02/15/2012 | CN102355214A Adjustable gain audio power amplification circuit |
| 02/08/2012 | EP1581995B1 Controllable rf broadband amplifier with a constant input impedance |
| 02/08/2012 | CN101697479B 可调增益低噪声放大器 Variable gain low noise amplifier |
| 02/07/2012 | US8111095 Temperature compensation for internal inductor resistance |
| 02/01/2012 | EP2412093A1 Amplifier supporting multiple gain modes |
| 02/01/2012 | EP1552687B1 Automatically setting an operative state of a wideband amplifier |
| 01/26/2012 | US20120021708 Method and apparatus for alarming in a power supply modulated system |
| 01/26/2012 | US20120021695 Method and Apparatus for Improving Efficiency in a Power Supply Modulated System |
| 01/25/2012 | EP2409399A1 Cascode amplifier with protection circuitry |
| 01/25/2012 | EP1547433B1 Audio amplifier with local interface system |
| 01/25/2012 | CN102332879A Class ab output stages and amplifiers including class ab output stages |
| 01/25/2012 | CN101079600B Regulator for high frequency amplifier |
| 01/18/2012 | EP1595400B1 Audio volume control |
| 01/18/2012 | CN101019313B Signal splitter |
| 01/11/2012 | EP1728084B1 Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 01/04/2012 | CN101741320B Wide-area high-resolution programmable gain amplifier |
| 01/03/2012 | CA2529149C Water-whitening resistant latex emulsion pressure sensitive adhesive and its production |
| 12/28/2011 | CN102301589A 调平多个音频信号的方法 Leveling method for a plurality of audio signals |
| 12/21/2011 | EP2398256A2 Television set and speaker system |
| 12/21/2011 | CN102291094A 采用低噪声和噪声抑制组合模拟和数字信号处理的音频放大器的可编程噪声门限 Low noise and noise suppression combination of analog and digital signal processing of the audio amplifier programmable noise threshold |
| 12/15/2011 | US20110304394 Variable Gain Amplifier for Low Voltage Applications |
| 12/14/2011 | CN102282763A 低失真放大器 Low distortion amplifier |
| 12/08/2011 | US20110298539 Rf power amplifier circuit with mismatch tolerance |
| 11/23/2011 | CN101471636B Amplifier with variable gain and high dynamic range |
| 11/16/2011 | CN102246412A Amplifier with programmable off voltage |
| 11/09/2011 | CN1918790B Radio frequency low noise amplifier with automatic gain control |
| 11/09/2011 | CN101262208B Automatic gain control circuit |
| 11/02/2011 | EP2277264B1 Low noise amplifier |
| 11/01/2011 | CA2438333C Direct conversion receiver architecture |
| 10/27/2011 | WO2011131625A1 Power amplifier with low noise figure and voltage variable gain |
| 10/25/2011 | US8045066 Fully integrated tuner architecture |
| 10/19/2011 | EP2136470B1 Automatic gain control circuit |
| 10/19/2011 | CN101507111B Multi-function passive frequency mixer |
| 10/12/2011 | EP2375569A2 Audio volume control |
| 10/12/2011 | CN102217192A Variable gain amplifier |
| 10/11/2011 | US8035162 System and method for ESD protection |
| 10/05/2011 | EP2372907A2 Level adjustment device |
| 10/04/2011 | US8031006 Method and apparatus for an LNA with high linearity and improved gain control |
| 09/28/2011 | EP2368321A1 Low distortion amplifier |
| 09/28/2011 | EP2248256B1 Lna having a post-distortion mode and a high-gain mode |
| 09/28/2011 | EP2011233B1 Automatic switched gain amplifier for mobile reception |
| 09/28/2011 | CN102201792A Automatic gain control circuit of audio power amplifier |
| 09/28/2011 | CN101369801B Distortion sensing means, automatic distortion avoiding device, and amplifier |
| 09/28/2011 | CN101350605B Improved bipolar type variable gain amplifier with minimum gain control |
| 09/22/2011 | US20110228171 Automatically setting an operative state of a wideband amplifier |
| 09/21/2011 | CN201985819U Gain-adjustable low-noise balanced amplifier |
| 09/21/2011 | CN102195580A PGA (programmable gain amplifier) circuit and implementation method thereof |
| 09/15/2011 | WO2011111140A1 Variable gain amplifier |
| 09/14/2011 | CN201976095U 超短波uhf段调谐功率放大器模块 VHF power amplifier module uhf tuner section |
| 09/14/2011 | CN101383594B RF variable gain amplifier |
| 09/07/2011 | CN101267190B Variable gain amplifier and its gain control method and receiver/transmitter |
| 09/06/2011 | US8013768 Integrated upstream amplifier for cable modems and cable set-top boxes |
| 08/30/2011 | US8010073 System and method for adjusting power amplifier output power in linear dB steps |
| 08/24/2011 | EP2359473A1 Amplifier with programmable off voltage |