| Patents for H03G 1 - Details of arrangements for controlling amplification (4,021) |
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| 06/06/2007 | CN1320748C Db-linear variable gain amplifier (VGA) stage with a high broad band |
| 06/05/2007 | US7227964 Audio signal processing apparatus and audio signal processing method |
| 06/05/2007 | US7227412 Attenuation cell with an attenuation factor control device |
| 05/31/2007 | WO2007060625A1 A monotonic variable gain amplifier and an automatic gain control circuit |
| 05/31/2007 | US20070120605 Integrated switchless programmable attenuator and low noise amplifier |
| 05/29/2007 | US7224221 Power amplification apparatus, and mobile communication terminal apparatus |
| 05/29/2007 | US7224220 Low distortion variable gain and rooting amplifier with solid state relay |
| 05/23/2007 | CN1967413A A control method of a hardware cell |
| 05/23/2007 | CN1317883C Adaptive bandwidth control in a kinescope amplifier |
| 05/17/2007 | US20070109042 Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 05/16/2007 | EP1786098A1 Automatic compensation of gain versus temperature |
| 05/16/2007 | CN1963937A Method for eliminating random switching noise in audio playing and audio playing apparatus |
| 05/10/2007 | US20070105523 Low noise amplifier |
| 05/09/2007 | CN1315255C Variable gain low-noise amplifier for a wireless terminal |
| 05/09/2007 | CN1315107C Voice-frequency processing equipment and voice-frequency processing method |
| 05/08/2007 | US7215195 Differential amplifier and operational amplifier |
| 05/08/2007 | US7215162 Start signal outputting circuit |
| 05/03/2007 | WO2007025135A3 Method and apparatus for control of transmitter power consumption |
| 05/03/2007 | DE102004014731B4 Mess-Schaltung für den Ausgang eines Leistungsverstärkers sowie ein die Mess-Schaltung umfassender Leistungsverstärker Measuring circuit for the output of a power amplifier and a measuring circuit comprehensive power amplifier |
| 05/01/2007 | US7212796 Antenna unit and receiving circuit |
| 04/26/2007 | US20070093230 Multi-band low noise amplifier |
| 04/26/2007 | US20070093225 Semiconductor integrated circuit device and wireless communication system |
| 04/24/2007 | US7209004 DB-linear variable gain amplifier (VGA) stage with a high broad band |
| 04/19/2007 | DE102004044741B4 Schaltungsanordnung zur schaltbaren Verstärkung von veränderlichen elektrischen Signalen Circuit arrangement for switchable gain of variable electrical signals |
| 04/11/2007 | CN1947330A 可编程无线收发器 Programmable wireless transceivers |
| 04/05/2007 | US20070077908 Fully integrated tuner architecture |
| 04/05/2007 | DE19710474B4 Übertragungsleistungserfassungsschaltung zum Erfassen einer Übertragungsleistung eines Funksignals Transmission power detecting circuit for detecting a transmission power of a radio signal |
| 04/04/2007 | EP1362417B1 Variable-gain differential input and output amplifier |
| 04/04/2007 | CN1941617A Voltage-adjusting amplifier for signal processing system |
| 04/03/2007 | US7199664 Integrated switchless programmable attenuator and low noise amplifier |
| 04/03/2007 | US7199660 Variable gain amplifier |
| 03/29/2007 | US20070069817 Adaptable voltage control for a variable gain amplifier |
| 03/28/2007 | CN1939093A Fader device |
| 03/28/2007 | CN1938942A Power amplifier unit, communication terminal and control method of power amplifier unit |
| 03/28/2007 | CN1938597A Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 03/28/2007 | CN1307787C Gain variable amplifier |
| 03/27/2007 | US7196577 Amplifier with capacitor selection |
| 03/22/2007 | DE102005044416A1 Hearing device e.g. hearing aid, has volume controller for manual adjustment of output signal level, and alterable switch, where controller and/or switch have optical touch sensor or movement sensor e.g. transmitter, receiver and window |
| 03/21/2007 | CN1306697C DC drift eliminator for grain-variable amplifier |
| 03/20/2007 | US7193476 Integrated circuit |
| 03/15/2007 | US20070058828 Hearing aid |
| 03/14/2007 | CN1930786A Receiving circuit, and receiving apparatus and transmitting/receiving apparatus using the receiving circuit |
| 03/14/2007 | CN1930784A Transmission device and radio communication device |
| 03/13/2007 | US7190227 Variable-gain amplifier having error amplifier with constant loop gain |
| 03/08/2007 | WO2007027806A2 Data receiver with positive feedback |
| 03/07/2007 | EP1299944B1 Extended range variable gain amplifier |
| 03/06/2007 | US7187239 Multi-band low noise amplifier |
| 03/01/2007 | WO2007025135A2 Method and apparatus for control of transmitter power consumption |
| 02/28/2007 | EP1570571B1 Gain compensation over temperature and frequency variations in wireless transceivers |
| 02/27/2007 | US7184731 Variable attenuator system and method |
| 02/27/2007 | US7184558 Volume controller |
| 02/27/2007 | US7183856 Power source circuit for high frequency power amplifying circuit and semiconductor integrated circuit for power source and electronics component for power source |
| 02/27/2007 | US7183855 Circuit arrangement for the switchable amplification of variable electrical signals |
| 02/22/2007 | DE10241350B4 Verstärkerschaltung Amplifier circuit |
| 02/21/2007 | EP1755302A2 Distortion compensation in wireless digital transmitters |
| 02/21/2007 | CN1918790A Radio frequency low noise amplifier with automatic gain control |
| 02/21/2007 | CN1917381A Variable gain amplifying apparatus and wireless communication apparatus |
| 02/20/2007 | US7180939 Active filter circuit with dynamically modifiable internal gain |
| 02/14/2007 | EP1400013B1 Method and apparatus for a transceiver having a constant power output |
| 02/13/2007 | US7176726 Integrated loss of signal detection with wide threshold range and precise hysteresis |
| 02/06/2007 | US7174190 Serial bus interface for direct conversion receiver |
| 02/06/2007 | US7173458 Semiconductor device |
| 01/30/2007 | US7171184 Method and apparatus for a gain controlled mixer |
| 01/30/2007 | US7170350 Gain adjusting and circuit arrangement |
| 01/24/2007 | EP0944166B1 Automatic dynamic range controlling circuit |
| 01/24/2007 | CN1297036C Variable attenuator system and method |
| 01/23/2007 | US7167044 Dual-band CMOS front-end with two gain modes |
| 01/18/2007 | WO2007009118A2 Systems and methods for performing acoustic hemostasis of deep bleeding trauma in limbs |
| 01/18/2007 | WO2007006868A1 Improvements for integrated rf circuits |
| 01/18/2007 | US20070013433 Temperature compensation for internal inductor resistance |
| 01/17/2007 | EP1744448A1 Radio frequency amplifiers |
| 01/16/2007 | US7164722 Radio communications system, transmitter, receiver, radio transmission method, radio reception method and computer program therefor |
| 01/16/2007 | US7164318 Continuous variable-gain low-noise amplifier |
| 01/11/2007 | US20070007598 System and method for ESD protection |
| 01/10/2007 | EP1415392B1 Open loop variable gain amplifier using replica gain cell |
| 01/10/2007 | CN1892895A Mobile terminal with music replay ability and method for displaying equalizer thereof |
| 01/04/2007 | WO2007002061A1 Variable gain amplifier with temperature compensation and gain linearity enhancement |
| 01/04/2007 | US20070001761 Differential amplifier and operational amplifier |
| 01/03/2007 | CN1890876A Gain-variable voltage/current converting circuit having current compensating circuit for compensating for variation of DC current flowing through active element that performs voltage/current conversio |
| 01/02/2007 | US7158191 Video signal processing apparatus |
| 01/02/2007 | US7157973 Layout technique for matched resistors on an integrated circuit substrate |
| 12/28/2006 | US20060293004 Semiconductor integrated circuit device and wireless communication system |
| 12/20/2006 | CN1883112A AM intermediate frequency variable gain amplifier circuit, variable gain amplifier circuit, and semiconductor integrated circuit thereof |
| 12/19/2006 | US7151914 Transmitter system for wireless communication with implanted devices |
| 12/13/2006 | EP1149391B1 Multi-track integrated spiral inductor |
| 12/13/2006 | CN1290257C Circuit apparatus comprising cascaded field effect transistors |
| 12/12/2006 | US7149487 Mobile communication terminal device and variable gain circuit |
| 12/12/2006 | US7148750 Gigabit ethernet transceiver with analog front end |
| 12/12/2006 | US7148747 Apparatus for automatically controlling a gain of a power amplifier and associated methods |
| 12/12/2006 | US7148700 Normalizing circuit with reduced error voltage |
| 12/06/2006 | EP1728084A1 Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 12/06/2006 | EP1040570B1 A current steering variable gain amplifier with linearizer |
| 12/05/2006 | US7145394 High frequency power amplifier module, and wireless communication system |
| 12/05/2006 | US7145389 Temperature controlled, log-linear gain control circuit for amplifiers |
| 12/05/2006 | US7145388 Control loop having an amplifier arrangement |
| 11/29/2006 | EP1727391A1 Volume control method, volume controller, volume control program, electronic apparatus |
| 11/29/2006 | EP1726092A2 Reading device |
| 11/23/2006 | WO2006123923A1 Method of correction of acoustic parameters of electro-acoustic transducers and device for its realization |
| 11/22/2006 | EP1724937A1 Receiving circuit, and receiving apparatus and transmitting/receiving apparatus using the receiving circuit |
| 11/22/2006 | EP1230731B1 Transconductor with controllable transconductance for low supply voltages |