| Patents for H03B 1 - Details (4,410) |
|---|
| 06/02/2009 | US7541863 Transferred-impedance filtering in RF receivers |
| 06/02/2009 | US7541847 Power-diode driver having expansible isolated sub-drivers using single power source |
| 05/28/2009 | US20090135039 Switched Capacitor Circuit, Switched Capacitor Filter, and Sigma-Delta A/D Converter |
| 05/26/2009 | US7538587 Power semiconductor device |
| 05/26/2009 | US7538586 Transmitter for a controlled-shape switched signal on a communication line |
| 05/20/2009 | CN101438491A High voltage tolerant port driver |
| 05/19/2009 | US7536165 Offset correction for down-conversion mixers |
| 05/19/2009 | US7535307 Internal voltage generator and semiconductor memory device having the same, and method of generating internal voltage |
| 05/19/2009 | US7535268 Inductive load driving system |
| 05/19/2009 | US7535267 Output circuit and operational amplifier |
| 05/19/2009 | US7535266 Light emitting device driving circuit |
| 05/14/2009 | US20090121752 Source follower |
| 05/13/2009 | CN101431312A Controllable oscillating system and related method for selectively adjusting currents passing through cross-coupling driving device |
| 05/12/2009 | US7532046 Receiver for a differential data bus |
| 05/07/2009 | US20090115462 Driver circuit with emi immunity |
| 05/05/2009 | US7528672 Oscillator arrangement having increased EMI robustness |
| 05/05/2009 | US7528668 Differential amplifier, differential amplifying method, and phase locked loop and delay locked loop using the same |
| 05/05/2009 | US7528666 Apparatus and method for phase lock loop gain control using unit current sources |
| 05/05/2009 | US7528635 Multitap fractional baud period pre-emphasis for data transmission |
| 05/05/2009 | US7528597 Induction sensor |
| 04/28/2009 | US7525372 Noise shaped n th order filter |
| 04/28/2009 | US7525352 Current differential buffer |
| 04/23/2009 | US20090102568 Voltage controlled oscillator with cascaded emitter follower buffer stages |
| 04/23/2009 | US20090102567 Heating system for a double-ovenized oscillator on a single printed circuit board |
| 04/22/2009 | CN100480942C Current drive circuit reducing VDS dependency |
| 04/21/2009 | US7522006 Surface mount type crystal oscillator |
| 04/21/2009 | US7521986 Switch element driver circuit and semiconductor device |
| 04/21/2009 | US7521971 Buffer circuit |
| 04/21/2009 | US7521970 High voltage tolerant input buffer |
| 04/21/2009 | US7521957 Impedance controller for semiconductor device |
| 04/21/2009 | CA2548317C User-definable thermal drift voltage control oscillator |
| 04/16/2009 | WO2007047166A3 Output driver circuit with multiple gate devices |
| 04/16/2009 | US20090096492 Output Driver Equipped with a Sensing Resistor for Measuring the Current in the Output Driver |
| 04/14/2009 | US7518416 Method and apparatus for detecting switching current of magnetic device operated in continuous current mode |
| 04/09/2009 | WO2009045414A1 System and method for adaptive nonlinear filtering |
| 04/09/2009 | WO2007130442A3 System and method for generating local oscillator (lo) signals for a quadrature mixer |
| 04/09/2009 | US20090091397 Oscillating apparatus and frequency convert apparatus |
| 04/09/2009 | US20090091370 Large scale integrated circuit for dynamically changing resonant point |
| 04/09/2009 | US20090091358 Compensated output buffer for improving slew control rate |
| 04/09/2009 | DE19702007B4 Hochfrequenz-Leistungsgenerator High-frequency power generator |
| 04/07/2009 | US7514969 Driver circuit and method of controlling the same |
| 04/07/2009 | US7514967 Driver for voltage driven type switching element |
| 04/02/2009 | WO2009040945A1 Monitoring apparatus and program |
| 04/02/2009 | US20090085683 Resonator, oscillator and communication device |
| 04/02/2009 | US20090085676 Oscillator |
| 04/02/2009 | US20090085621 Loop filters |
| 04/02/2009 | US20090085614 Circuits and methods for programming integrated circuit input and output impedances |
| 04/01/2009 | CN101401297A Silicon deposition over dual surface orientation substrates to promote uniform polishing |
| 04/01/2009 | CN100474758C LC oscillator |
| 04/01/2009 | CN100473995C Testing regulating device and method of quartz crystal osciuator |
| 03/31/2009 | US7511570 Transconductance filtering circuit |
| 03/31/2009 | US7511541 Electronic driver device for an external load for which the slew rate of the output signal is independent of the external load capacity and the corresponding integrated component |
| 03/31/2009 | US7511540 Driver circuit for providing an output signal |
| 03/31/2009 | US7511476 Electromagnetic sensor systems and methods of use thereof |
| 03/26/2009 | US20090079524 Multi-band tunable resonant circuit |
| 03/26/2009 | US20090079482 Method and system for controlling a delay circuit for generation of signals up to extremely high frequencies |
| 03/26/2009 | US20090079364 Driving device, driving circuit, LED head, and image forming apparatus |
| 03/26/2009 | US20090078045 Driver device, physical quantity measuring device, and electronic instrument |
| 03/24/2009 | US7509051 Transceiver module with voltage regulation and filtering |
| 03/24/2009 | US7508246 Performance variation compensating circuit and method |
| 03/19/2009 | US20090075612 Equalization of third-order intermodulation products in wideband direct conversion receiver |
| 03/18/2009 | EP1751853A4 A tuneable circuit for canceling third order modulation |
| 03/17/2009 | US7504903 Communication semiconductor integrated circuit device and a wireless communication system |
| 03/17/2009 | US7504867 Bus holders having wide input and output voltage ranges and tolerant input/output buffers using the same |
| 03/12/2009 | US20090066428 Device for providing an a.c. signal |
| 03/12/2009 | US20090066376 Equalizing Transceiver With Reduced Parasitic Capacitance |
| 03/12/2009 | US20090066374 Drive circuit, light emitting diode head, and image forming apparatus |
| 03/10/2009 | US7501905 Oscillator circuit, PLL circuit, semiconductor chip, and test apparatus |
| 03/10/2009 | US7501901 Circuit comprising a capacitive circuit component |
| 03/10/2009 | CA2379869C Variable oscillator |
| 03/05/2009 | US20090058544 Surface-mount crystal oscillator |
| 03/05/2009 | US20090058536 Apparatus and method for phase lock loop gain control using unit current sources |
| 03/05/2009 | DE102007041154A1 RFID Transponder mit einer PLL RFID transponder with a PLL |
| 03/03/2009 | US7498871 Spectrum spreaders including tunable filters and related devices and methods |
| 02/26/2009 | US20090051451 Gyromagnetic precession oscillator |
| 02/26/2009 | US20090051448 Second harmonic oscillator |
| 02/26/2009 | US20090051446 Ovenized oscillator |
| 02/25/2009 | EP2028765A1 Frequency correction method and apparatus for correcting secular change |
| 02/24/2009 | US7495483 Input buffer for CMOS integrated circuits |
| 02/24/2009 | US7495482 Semiconductor device |
| 02/19/2009 | US20090045851 Device for driving switching elements |
| 02/17/2009 | US7492232 Oscillator circuit, semiconductor device and semiconductor memory device provided with the oscillator circuit, and control method of the oscillator circuit |
| 02/17/2009 | US7492194 Oscillator including phase frequency detectors for detecting a phase difference between two input signals and outputting a control command signal |
| 02/12/2009 | DE202008010435U1 Referenz Generator Reference generator |
| 02/11/2009 | CN100461618C Symmetrized voltage controlled oscillator system |
| 02/10/2009 | US7489914 Multi-band RF transceiver with passive reuse in organic substrates |
| 02/10/2009 | US7489206 High-frequency power device and method for controlling high-frequency power |
| 02/03/2009 | US7486152 Voltage controlled oscillator |
| 02/03/2009 | US7486149 Method of manufacturing surface mount type crystal oscillator |
| 01/28/2009 | CN100456629C Fast-settling DC offset removal circuits with continuous cutoff frequency switching |
| 01/27/2009 | US7482887 Multi-band tunable resonant circuit |
| 01/27/2009 | US7482885 Method of frequency synthesis for fast switching |
| 01/27/2009 | US7482846 Pull-up devices |
| 01/27/2009 | US7482845 Output buffer circuit |
| 01/22/2009 | US20090021316 Surface-mount type crystal oscillator |
| 01/22/2009 | US20090021315 Surface-mount crystal oscillator |
| 01/20/2009 | US7479836 Oscillation circuit and semiconductor device comprising that oscillation circuit |
| 01/20/2009 | US7479835 Constant temperature type crystal oscillator for high stability |
| 01/20/2009 | US7479822 Current drive circuit reducing VDS dependency |
| 01/20/2009 | US7479813 Low voltage circuit with variable substrate bias |