Patents
Sitemap › H03 - Basic electronic circuitry › H03G - Control of amplification › H03G 3 - Gain control in amplifiers or frequency changers
Patents for H03G 3 - Gain control in amplifiers or frequency changers (20,162)
07/2010
07/01/2010US20100166190 Device for and a method of processing an audio signal
06/2010
06/30/2010EP2202881A1 Signal processing apparatus, signal processing method and program
06/30/2010EP1861922B1 Automatic gain control for a wireless receiver
06/30/2010CN101764585A Control device for adjusting klaxon volume according to vehicle velocity
06/29/2010US7747028 Apparatus and method for improving voice clarity
06/24/2010WO2010071521A1 Systems and methods for improving the intelligibility of speech in a noisy environment
06/24/2010WO2010039446A3 Systems and methods of rf power transmission, modulation, and amplification, including blended control embodiments
06/24/2010WO2010000807A3 A system and a method for configuring af loudspeaker system
06/24/2010US20100158275 Method and apparatus for automatic volume adjustment
06/24/2010US20100158259 Dynamic volume control and multi-spatial processing protection
06/24/2010US20100157172 Electronic device, control volume system and method
06/24/2010US20100156539 Power amplifier system with power control function
06/23/2010EP2198515A1 Gain partitioning in a receiver
06/23/2010EP1076928B1 User adjustable volume control that accommodates hearing
06/23/2010CN1953047B Control system of volume range and method thereof
06/23/2010CN1741388B Method and apparatus for correcting central frequency of power amplifier
06/23/2010CN1711701B Method for transmit power compensation and communication terminal for implementing said method
06/23/2010CN101755204A Evaporative light scattering detector
06/23/2010CN101753112A Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic apparatus
06/23/2010CN101753111A Method and device for adjusting play volume
06/23/2010CN101281726B Automatic control system for image and sound
06/23/2010CN101154930B Automatic gain control circuit
06/23/2010CN101127511B A self-adapted automatic adjusting method and its module for low noise amplifier
06/22/2010US7742610 Automobile audiovisual system
06/22/2010US7741912 Varying amplifier bias parameters to meet radio frequency (RF) communications requirements
06/22/2010US7741905 Automatic gain control circuit
06/22/2010US7741903 Distortion-driven power amplifier power supply controller
06/17/2010WO2010068811A1 Amplifier with programmable off voltage
06/17/2010WO2007110693A8 Sony ericsson mobile communications ab
06/17/2010US20100151946 System and method for executing a game process
06/17/2010US20100150379 Multiband audio dynamics processor
06/17/2010US20100150378 Method and apparatus for audio signal control
06/17/2010US20100150207 Setting a transmission power level for a mobile unit
06/17/2010US20100148874 Methods and systems for stabilizing an amplifier
06/17/2010US20100148864 Amplifier Control Device
06/17/2010US20100148745 Wireless Communication Apparatus
06/17/2010US20100147137 Digital sound effect processing device
06/17/2010DE102009046353A1 Kostengünstiger Empfänger mit automatischer Verstärkungsregelung Low-cost receiver with automatic gain control
06/17/2010DE102005020319B4 Verstärkeranordnung mit einem umschaltbaren Verstärkungsfaktor und Verfahren zum Verstärken eines zu verstärkenden Signals mit einem umschaltbaren Verstärkungsfaktor Amplifier arrangement with a switchable gain and method for amplifying a signal to be amplified with a switchable gain factor
06/16/2010EP2197105A1 Electronic device
06/16/2010EP2195924A1 Signal amplifier structure for radio transmitter
06/16/2010CN1992513B Effect adding method and effect adding apparatus
06/16/2010CN1922788B Load insensitive power amplifier
06/16/2010CN1868118B Method and apparatus for resetting a buffer amplifier
06/16/2010CN1681204B Sound signal processing apparatus and sound signal processing method
06/16/2010CN101743689A Time-varying audio-signal level using a time-varying estimated probability density of the level
06/16/2010CN101741331A Pulse amplification processor for laser receiver
06/16/2010CN101741330A TV volume adjustment method and device
06/16/2010CN101741320A Wide-area high-resolution programmable gain amplifier
06/16/2010CN101740037A Method for controlling automatic gain and dynamic range of voice based on sliding gain
06/16/2010CN101736315A Off-line detection device for radio frequency generator
06/16/2010CN101213741B Linear power efficient radio frequency (RF) driver system and
06/16/2010CN101162893B Variable gain amplifiers and relative transduction unit
06/15/2010US7738847 Automatic gain control for a tuner
06/15/2010US7738597 Frequency transposition method and device, in particular for the control of the transmission power of a cellular mobile telephone
06/15/2010US7737785 Amplifier circuit with adjustable amplification
06/10/2010WO2010064791A2 Apparatus and method for controlling gain of polar transmitter
06/10/2010WO2010064091A1 Operating parameter control for a power amplifier
06/10/2010US20100142729 Sound volume correcting device, sound volume correcting method, sound volume correcting program and electronic apparatus
06/10/2010US20100142716 Network audio processor
06/10/2010US20100141340 Method and apparatus for a high bandwidth amplifier with wide band peaking
06/09/2010EP2194732A2 Sound volume correcting device, sound volume correcting method, sound volume correcting program, and electronic apparatus
06/09/2010EP2193388A1 Distance measuring instrument and method
06/09/2010EP1861921B1 A method to track analog gain step magnitudes online during operation of wireless mobile devices
06/09/2010CN1930784B Transmission device and radio communication device
06/09/2010CN1716764B System and method for adjusting an audio signal
06/09/2010CN101730973A Gain control circuit
06/09/2010CN101730217A Improved radio frequency power control method and terminal
06/09/2010CN101729032A Gain limiter circuit
06/09/2010CN101729030A D class amplifier and control method thereof
06/09/2010CN101727911A Noise suppression device and noise suppression method
06/08/2010US7734267 Amplifier assembly, receiver comprising said assembly and method for operating a programmable amplifier
06/08/2010US7734055 User configurable headset for monaural and binaural modes
06/08/2010US7733981 Direct conversion RF transceiver for wireless communications
06/08/2010US7733184 Circuit arrangement and method for power regulation and amplifier arrangement
06/08/2010US7733176 System and method for power amplifier output power control
06/08/2010US7733175 Feed-forward automatic-gain control amplifier (FFAGCA) for biomedical applications and an associated method
06/03/2010WO2010060809A1 An electronic device
06/03/2010US20100134184 Hybrid power control for a power amplifier
06/02/2010DE102009054113A1 Prozess-, Spannungs- und Temperaturregelung für Hochgeschwindigkeits-Verstärker mit festem Verstärkungsgrad sowie mit variabler Verstärkung und geringem Stromverbrauch auf der Basis von Mosfet-Widerständen Process, voltage, and temperature control for high-speed amplifier with fixed gain and variable gain and low power consumption based on MOSFET resistors
06/02/2010CN201499287U Sound equipment volume controller with environment noise feedback
06/02/2010CN201499139U Volume automatic regulation system and parking lot access control device
06/02/2010CN201499138U Automatic gain control circuit of power amplifier
06/02/2010CN201499135U Automobile analog power amplifier
06/02/2010CN101431317B Sound volume regulating system and method for outdoor sound equipment
06/02/2010CN101183856B Operational amplifier circuit, bandpass filter circuit, and infrared signal processing circuit
06/01/2010US7729678 Controllable power operational transconductance amplifier
06/01/2010US7729497 Audio signal enhancement
06/01/2010US7729491 Method and device for amplifying a reception signal
06/01/2010US7728664 Low noise amplifier with multiple inputs and multiple outputs
06/01/2010CA2497038C Method and apparatus for improving power amplifier efficiency in wireless communication systems having high peak to average power ratios
06/01/2010CA2276797C Method for improving the wanted signal in a radio receiving unit
05/2010
05/27/2010WO2010060107A1 Techniques for improving transmitter performance
05/27/2010WO2010057294A1 Folding sequential adaptive equalizer
05/27/2010US20100131749 Apparatus and method for controlling operating mode of mobile terminal
05/27/2010US20100128904 Dynamic volume control and multi-spatial processing protection
05/27/2010US20100128903 A method and an apparatus for damping a sonic signal
05/27/2010US20100127778 Amplifier
05/27/2010US20100127773 Sense amplifier control circuit
05/27/2010US20100127772 Feedback amplifier and audio system thererof
1 ... 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 ... 202