| Patents for H03G 1 - Details of arrangements for controlling amplification (4,021) |
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| 12/09/2008 | US7463095 Method and apparatus for an LNA with high linearity and improved gain control |
| 12/09/2008 | US7463091 Communication semiconductor integrated circuit device and wireless communication system |
| 12/03/2008 | EP0581835B3 Circuit for controllable amplifier |
| 11/26/2008 | CN101313466A A monotonic variable gain amplifier and an automatic gain control circuit |
| 11/26/2008 | CN100437394C A control method of a hardware cell |
| 11/25/2008 | US7457424 Electronic volume device and remote controller thereof |
| 11/20/2008 | WO2008139032A1 Transmitter emission control |
| 11/20/2008 | US20080284919 Fully integrated tuner architecture |
| 11/20/2008 | US20080284517 Variable Gain Amplifier |
| 11/18/2008 | US7454182 Attenuator with switch function and mobile telephone terminal device using the same |
| 11/13/2008 | WO2008136065A1 Receiver amplifier and receiver apparatus |
| 11/13/2008 | US20080279396 Amplifier remote controllable at a front and a rear side |
| 11/13/2008 | DE202008007030U1 Radioempfänger mit Neigungsschaltern Radio receiver with tilt switches |
| 11/12/2008 | CN100433549C Apparatus and method for realizing linear switch power amplifying |
| 11/05/2008 | EP1271777B1 A digital technologic attenuate control circuit of current-model step by step |
| 11/04/2008 | US7446604 Multi-band low noise amplifier |
| 10/30/2008 | WO2008128706A1 A method and apparatus to linearize transconductors by predistortion |
| 10/30/2008 | US20080265994 Variable gain amplifying apparatus and wireless communication apparatus |
| 10/29/2008 | CN101297498A Method and apparatus for control of transmitter power consumption |
| 10/28/2008 | US7443245 High frequency power amplifier circuit and electronic component for high frequency power amplifier |
| 10/28/2008 | US7443240 AM intermediate frequency variable gain amplifier circuit, variable gain amplifier circuit and its semiconductor integrated circuit |
| 10/22/2008 | CN100428628C Variable gain control circuit and integrated circuit device having the same |
| 10/16/2008 | WO2008124347A1 Differential amplifier with active post-distortion linearization |
| 10/14/2008 | US7436262 Highly linear variable gain amplifier |
| 10/14/2008 | CA2313471C Programmable linear receiver |
| 10/08/2008 | EP1977508A2 Auditory perception controlling device and method |
| 10/01/2008 | EP1976113A2 Variable gain amplifier and method for achieving variable gain amplification with high bandwidth and linearity |
| 10/01/2008 | CN100422280C Water-whitening resistant latex emulsion pressure sensitive adhesive and its production |
| 09/18/2008 | WO2008111883A1 Flexible dynamic range amplifier |
| 09/17/2008 | EP1969720A2 Phase compensation for analog gain switching in ofdm modulated physical channel |
| 09/17/2008 | CN101267190A Variable gain amplifier and its gain control method and receiver/transmitter |
| 09/10/2008 | CN101262208A Automatic gain control circuit |
| 09/09/2008 | US7423699 Fully integrated tuner architecture |
| 09/02/2008 | US7420419 Variable gain voltage/current converter circuit having current compensation circuit for compensating for change in DC current flowing into active element for performing voltage/current conversion |
| 08/26/2008 | US7417506 Amplifier having switchable negative feedback |
| 08/26/2008 | US7417303 System and method for ESD protection |
| 08/20/2008 | EP1333576B1 Radio terminal with array antenna apparatus |
| 08/20/2008 | EP0993111B1 Amplifier |
| 08/14/2008 | US20080192943 Method And Apparatus For Protecting Media Content Against Unauthorized Duplication |
| 08/13/2008 | EP1955438A1 A monotonic variable gain amplifier and an automatic gain control circuit |
| 08/13/2008 | CN101242161A Programmable gain amplifier |
| 08/13/2008 | CN100411316C Switch apparatus, switchable power amplification apparatus, and mobile communication terminal apparatus |
| 08/13/2008 | CN100411302C Direct conversion receiver architecture |
| 08/05/2008 | US7408404 Preserving linearity of an isolator-free power amplifier by dynamically switching active devices |
| 07/30/2008 | EP1513268B1 Method and apparatus for increasing receiver immunity to interference |
| 07/30/2008 | EP1356586B1 Method of linearising a signal |
| 07/16/2008 | EP1523804A4 Variable gain amplifier with autobiasing supply regulation |
| 07/16/2008 | CN101222209A Dynamic bandwidth compensating method and associated apparatus |
| 07/15/2008 | US7400863 Switch apparatus, switchable power amplification apparatus, and mobile communication terminal apparatus using the same |
| 07/09/2008 | EP1204990B1 An integrated circuit with metal programmable logic having enhanced reliability |
| 07/08/2008 | US7397302 Variable gain amplifier |
| 06/26/2008 | US20080150632 Gigabit ethernet transceiver with analog front end |
| 06/24/2008 | US7392023 Power saving in a transmitter |
| 06/19/2008 | WO2008073075A1 Automatic gain control with improved cross-modulation |
| 06/19/2008 | US20080146960 Headset For A Wireless Neural Data Acquisition System |
| 06/19/2008 | US20080146168 Methods of Enhancing Power Amplifier Linearity |
| 06/18/2008 | EP1932234A2 System and method for increasing accuracy of transmitter power detection over a larger range of output power levels |
| 06/18/2008 | CN101202537A Low-power variable gain amplifier |
| 06/12/2008 | US20080139129 Power saving in a transmitter |
| 06/10/2008 | US7386293 Receiving circuit |
| 06/05/2008 | WO2007117723A3 Phase compensation for analog gain switching in ofdm modulated physical channel |
| 06/04/2008 | EP1928087A1 Variable gain amplifier circuit |
| 06/04/2008 | CN101194535A Method for correcting electroacoustic converter acoustic paramenter and device accomplishing the method |
| 06/03/2008 | US7382190 Variable attenuation system having continuous input steering |
| 05/29/2008 | WO2008062748A1 Signal processing device and signal processing method |
| 05/29/2008 | WO2007140176A3 Digital attenuator circuits and methods for use thereof |
| 05/28/2008 | EP1926209A2 Detection circuit and detection method |
| 05/28/2008 | EP1230732B1 Gigabit ethernet transceiver with analog front end |
| 05/28/2008 | CN101188403A Audio amplification device with adjustable power consumption |
| 05/28/2008 | CN100391109C Receiving apparatus including gain changing device |
| 05/27/2008 | USRE40343 Control circuit with automatic DC offset |
| 05/27/2008 | US7378674 Magnetic verification system for bill acceptor |
| 05/20/2008 | US7376206 Method and apparatus for adjusting the phase of a received signal |
| 05/15/2008 | WO2008057868A2 Pseudo digital gain control for broadband tuner |
| 05/14/2008 | CN101179280A Specific lookup table based digital automatic gain control device |
| 05/07/2008 | EP1917730A2 Method and apparatus for control of transmitter power consumption |
| 04/30/2008 | DE102006047426B3 Verstärkeranordnung mit einstellbarer Verstärkung sowie Verfahren zum Steuern eines Verstärkungsfaktors Amplifier arrangement with adjustable gain and method for controlling an amplification factor |
| 04/29/2008 | US7366486 System and method for coarse/fine PLL adjustment |
| 04/23/2008 | CN100384237C Volume adjustment set and method |
| 04/22/2008 | US7362177 Interpolator having dual transistor ranks and ratiometric control |
| 04/17/2008 | WO2008043843A1 Electronically adjustable gain slope controller circuit |
| 04/16/2008 | EP1911324A1 Method of correction of acoustic parameters of electro-acoustic transducers and device for its realization |
| 04/16/2008 | CN101164230A Automatic gain control circuit and signal reproducing device |
| 04/08/2008 | US7356102 Gain compensation over temperature and frequency variations in wireless transceivers |
| 03/27/2008 | WO2008036818A1 Sound meter for portable audio headphones |
| 03/26/2008 | CN101150339A A TD-SCDMA trunk amplifier using network modulation synchronization mode |
| 03/20/2008 | US20080068086 High frequency power amplifier circuit and electronic component for high frequency power amplifier |
| 03/18/2008 | US7345538 Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 03/13/2008 | WO2008031072A1 Gain adjustment for programmable gain amplifiers |
| 03/12/2008 | EP1897218A1 Variable gain amplifier with temperatore compensation and gain linearity enhancement |
| 03/12/2008 | CN100375391C Double-usage of integrated circuit tube pin and signal switch over on the pin |
| 03/11/2008 | US7342442 Variable gain amplifying apparatus and wireless communication apparatus |
| 03/05/2008 | EP1430598B1 Dynamic biasing of a transmitter |
| 02/27/2008 | EP1892829A1 Variable gain amplifier and ac power supply device using the same |
| 02/26/2008 | US7336131 Gigabit ethernet transceiver with analog front end |
| 02/21/2008 | US20080042748 Db-linear variable voltage gain amplifier |
| 02/14/2008 | US20080036037 System and method for ESD protection |
| 02/13/2008 | EP1652020B1 A control circuit for diode based rf circuits |
| 02/05/2008 | US7327183 Squaring cells and multipliers using summed exponentials |
| 01/31/2008 | US20080024227 Communication semiconductor integrated circuit device and wireless communication system |