| Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162) |
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| 12/11/2008 | WO2008057868A3 Pseudo digital gain control for broadband tuner |
| 12/11/2008 | US20080304673 Multipoint communication apparatus |
| 12/10/2008 | EP1999992A1 Sony ericsson mobile communications ab |
| 12/10/2008 | EP1999845A1 Device and method for setting the amplification which is dependent on operational parameters in radio devices |
| 12/10/2008 | EP1999844A1 Audio system with parental maximum volume control |
| 12/10/2008 | EP1999466A2 Evaporative light scattering detector |
| 12/10/2008 | EP1925074B1 Receiver having a gain-controllable stage |
| 12/10/2008 | EP1741182B1 System and method for adaptively controlling receiver gain switch points |
| 12/10/2008 | CN101320961A Power amplification circuit |
| 12/09/2008 | US7463876 Communication semiconductor integrated circuit, communication electronic component and wireless communication system |
| 12/09/2008 | US7463740 Sound data processing apparatus for simulating acoustic space |
| 12/09/2008 | US7463095 Method and apparatus for an LNA with high linearity and improved gain control |
| 12/09/2008 | US7463092 Amplifier with variable impedance transformation and method of amplification using the same |
| 12/09/2008 | US7463091 Communication semiconductor integrated circuit device and wireless communication system |
| 12/04/2008 | WO2008146189A2 Audio signal amplification |
| 12/04/2008 | WO2008145800A1 Interference mitigation |
| 12/04/2008 | WO2008145604A1 Configurable, variable gain lna for multi-band rf receiver |
| 12/04/2008 | WO2007143291A3 Radio frequency power amplifier circuit and method |
| 12/04/2008 | US20080297257 Amplifier |
| 12/04/2008 | US20080297256 RF detector with crest factor measurement |
| 12/04/2008 | US20080297246 Polar amplifier |
| 12/04/2008 | US20080297245 Delay modulator pre-distortion circuit for an amplifier |
| 12/03/2008 | EP1998477A1 Personal listening device |
| 12/03/2008 | EP1998441A2 Automatic control of gain based on the density of probability of power received |
| 12/03/2008 | EP1998440A2 Automatic control of gain based on the density of probability of power received |
| 12/03/2008 | EP1997101A2 Method and system for reducing effects of noise producing artifacts in a voice codec |
| 12/03/2008 | EP1645060A4 Method, apparatus and system for use in determining pilot-to-data power ratio in wireless communication |
| 12/03/2008 | CN100440899C A method and apparatus for automatic regulation of mobile phone volume |
| 12/03/2008 | CN100440725C Power amplifiers |
| 12/02/2008 | US7460841 Circuit arrangement and method for compensating for abrupt signal level changes in amplification devices |
| 12/02/2008 | US7460675 Auto-adjusting sound masking system and method |
| 12/02/2008 | US7460674 Audio effector circuit |
| 12/02/2008 | US7460627 Data reproduction device |
| 11/27/2008 | WO2008144649A1 Linear transimpedance amplifier with multiplexed gain stage |
| 11/27/2008 | WO2008144154A2 Error driven rf power amplifier control with increased efficiency |
| 11/27/2008 | WO2008143124A1 Amplifier |
| 11/27/2008 | US20080292108 Dereverberation system for use in a signal processing apparatus |
| 11/27/2008 | US20080290947 Reconfigurable tunable rf power amplifier |
| 11/27/2008 | US20080290938 Multibit digital amplifier for radio-frequency transmission |
| 11/27/2008 | US20080290937 Constant gain amplifier system with positive and negative feedback |
| 11/27/2008 | US20080290257 Automatic Gain Control in Photodetectors |
| 11/27/2008 | DE102007024013B3 Signalverarbeitungsvorrichtung und Signalverarbeitungsverfahren Signal processing apparatus and signal processing method |
| 11/26/2008 | EP1995898A2 Reception device and method and program |
| 11/26/2008 | EP1330872B1 Adjustment of transmitter bias current based on transmitter gain |
| 11/26/2008 | CN101312600A Volume regulating apparatus and automatic volume regulating method |
| 11/26/2008 | CN100438597C Sound volume adjusting apparatus and method |
| 11/26/2008 | CN100438581C Automatic gain control circuit |
| 11/26/2008 | CN100438333C Gain linearizer for variable gain amplifiers |
| 11/26/2008 | CN100438332C Volume limiting method and system |
| 11/25/2008 | US7457598 Signal amplifier system for a broadcast receiver |
| 11/25/2008 | US7457424 Electronic volume device and remote controller thereof |
| 11/25/2008 | US7457371 Transmission signal generating circuit and radio base station communication apparatus using the same |
| 11/25/2008 | US7456690 Automatic gain control using multi-comparators |
| 11/25/2008 | US7456689 Amplifier circuit and gain control method thereof |
| 11/25/2008 | US7456382 Load sensor, method of detecting load and pedestrian protection system |
| 11/20/2008 | WO2008139672A1 Receiving device and receiving method |
| 11/20/2008 | WO2008139032A1 Transmitter emission control |
| 11/20/2008 | US20080285766 Electronic Signal Processor |
| 11/20/2008 | US20080285765 Electronic Signal Processor |
| 11/20/2008 | US20080284522 Linear transimpedance amplifier with multiplexed gain stage |
| 11/20/2008 | US20080284518 Overdrive control system |
| 11/20/2008 | US20080284517 Variable Gain Amplifier |
| 11/20/2008 | US20080284510 Error driven rf power amplifier control with increased efficiency |
| 11/19/2008 | EP1993204A1 Method of adjusting a gain of a radio frequency receiver |
| 11/19/2008 | CN101310439A Equalizer interface for electronic apparatus |
| 11/19/2008 | CN101308160A Angular rate sensor |
| 11/18/2008 | US7454182 Attenuator with switch function and mobile telephone terminal device using the same |
| 11/18/2008 | US7453945 Methods and devices for controlling RF, multi-carrier amplifier signal power |
| 11/13/2008 | WO2008136723A1 A method and an apparatus for damping a sonic signal |
| 11/13/2008 | WO2007149632A3 Db-linear analog variable gain amplifier (vga) realization system and method |
| 11/13/2008 | US20080282099 Information processing apparatus and power saving control method |
| 11/13/2008 | US20080278240 Receiver circuitry |
| 11/13/2008 | US20080278239 Power amplifier with controlled output power |
| 11/13/2008 | US20080278238 Variable gain circuit |
| 11/13/2008 | US20080278236 Rf Power Amplifiers |
| 11/13/2008 | US20080278235 Method and apparatus for protecting devices in an rf power amplifier |
| 11/13/2008 | DE202008007030U1 Radioempfänger mit Neigungsschaltern Radio receiver with tilt switches |
| 11/13/2008 | DE102007021882A1 Method for optimization of noise sensation in passenger cabin of motor vehicle, which has audio system, involves adjusting sound intensity of audio system corresponding to actuation noise coming from audio system in operation |
| 11/13/2008 | DE102007021880A1 Noise sensation optimizing method for passenger compartment of motor vehicle, involves fading noise based on operation of hybrid-drive when hybrid-drive is detected for from noisy operational mode to muted operational mode |
| 11/12/2008 | EP1990913A2 Receiver circuit and amplifier circuit |
| 11/12/2008 | EP1990912A2 Dynamic bias for RF power amplifiers |
| 11/12/2008 | EP1894301A4 Circuit and method for automatic gain control |
| 11/12/2008 | CN101304455A Apparatus and method for self-adaption adjusting mobile terminal acoustic environment |
| 11/12/2008 | CN101304243A Control method and apparatus for individual volume when switching electric product channel |
| 11/12/2008 | CN101304242A Volume control method and equipment |
| 11/12/2008 | CN101304241A DC offset canceling circuit |
| 11/12/2008 | CN100433951C Inductor element containing circuit board and power amplifier module |
| 11/12/2008 | CN100433550C Transmitter RF power control |
| 11/12/2008 | CN100433544C Programmable if frequency filter for enabling a compromise between DC offset rejection and phase frequency interference rejection |
| 11/11/2008 | US7450907 Power control device and method for calibrating the power of a transmitter or receiver in a mobile communication network |
| 11/11/2008 | US7450665 Method and apparatus to implement DC offset correction in a sigma delta converter |
| 11/11/2008 | US7449954 Fast settling power amplifier regulator |
| 11/06/2008 | WO2008134689A1 Automatic volume and dynamic range adjustment for mobile audio devices |
| 11/06/2008 | WO2008134642A1 Method and device for personalized voice operated control |
| 11/06/2008 | WO2008134420A2 Power amplifier adjustment for transmit beamforming in multi-antenna wireless systems |
| 11/06/2008 | WO2008132863A1 Gain control amplifier |
| 11/06/2008 | US20080273719 Method and apparatus for controlling audio volume when switching electronic product channels |
| 11/06/2008 | US20080273712 Directionally radiating sound in a vehicle |
| 11/06/2008 | US20080272847 Signaling system with low-power automatic gain control |
| 11/06/2008 | DE102004034028B4 Einrichtung zur Speicherung von elektrischer Energie Means for storing electric energy |