Patents for H03B 1 - Details (4,410)
12/2004
12/01/2004CN1178376C Voltage-controlled oscillator for producing multiple frequency bands
11/2004
11/25/2004US20040233144 Method and apparatus for driving leds
11/25/2004US20040232977 Filter circuit
11/25/2004US20040232952 Current source circuit, a signal line driver circuit and a driving method thereof and a light emitting device
11/24/2004EP1480492A2 Transmission coil system and remote control for a hearing aid
11/23/2004US6822505 Mobility compensation in MOS integrated circuits
11/18/2004US20040230853 Data processor and method for notification
11/18/2004US20040227556 High-Voltage Input Tolerant Receiver
11/10/2004CN1175573C 电压控制振荡器 A voltage controlled oscillator
11/09/2004US6816023 Oscillator transmission and switching apparatus for a digital data processing system
11/04/2004WO2004095705A1 Circuit and method for generating a clock signal
11/04/2004WO2004095240A2 A method and apparatus for detecting on-die voltage variations
11/03/2004EP0925648B1 Output stage with slewing control means
11/03/2004CN1543703A Oscillator and communication apparatus
11/03/2004CN1542967A 半导体器件 Semiconductor devices
10/2004
10/28/2004US20040212441 RF energy dispersal in systems consisting of aggregated computing elements as subsystems
10/28/2004US20040212417 Large gain range, high linearity, low noise MOS VGA
10/28/2004DE10314558A1 Radar mit einem durch einen Auswertungsoszillator quasiphasenkohärent anregbaren Sendeoszillator Radar with a quasi-phase excited by an evaluation oscillator transmitter oscillator
10/28/2004DE102004014744A1 Halbleiterbaugruppe, die einen Latch-up-Durchbruch infolge einer negativen Änderung einer Floating-Offsetspannung verhindern kann Semiconductor device that can prevent a latch-up due to breakthrough a negative change in a floating offset voltage
10/20/2004CN1172431C Three-band switching oscillator
10/14/2004WO2004088353A1 Radar comprising a transmitting oscillator that can be excited by an evaluation oscillator in a quasi-phase coherent manner
10/12/2004US6803829 Integrated VCO having an improved tuning range over process and temperature variations
10/07/2004US20040196941 Clock recovery circuit capable of automatically adjusting frequency range of VCO
10/07/2004US20040196111 Variable oscillation frequency resonance circuit and voltage controlled oscillator using the same
10/07/2004US20040196110 Differently-tuned VCO using inductively coupled varactors
10/07/2004US20040196075 Method & apparatus for driving low input impedance power transistor switches
10/07/2004DE19810618B4 Oszillator für digitale ATV-Signale mit niedrigem Phasenrauschen Oscillator for digital ATV signals with low phase noise
10/06/2004CN1170453C Oscillator
10/05/2004US6801097 Wideband VCO resonant circuit method and apparatus
09/2004
09/30/2004US20040189411 Oscillator circuit with laser-trimmable load impedance
09/30/2004US20040189406 Circuit and method for generating a clock signal
09/30/2004US20040189405 Circuit and method for generating a clock signal
09/30/2004US20040189362 Driver circuit having a slew rate control system with improved linear ramp generator including ground
09/30/2004US20040189353 Semiconductor device capable of avoiding latchup breakdown resulting from negative variation of floating offset voltage
09/23/2004WO2004082321A2 Multi-channel digital feedback reducer system
09/23/2004US20040183613 Method and apparatus for detecting on-die voltage variations
09/22/2004CN1531296A Frequency calibrating method and device for long period of variation
09/21/2004US6794948 Oscillation circuit and electronics using the same
09/21/2004US6794908 Radiation-hard circuit
09/16/2004US20040180630 Frequency correction method and apparatus for correcting secular change
09/16/2004US20040179387 Multi-channel digital feedback reducer system
09/16/2004US20040178831 [source follower capable of compensating the threshold voltage]
09/15/2004EP1458098A2 Frequency correction method and apparatus for correcting changes due to ageing
09/15/2004EP0958652B1 Programmable crystal oscillator
09/15/2004CN1167236C High-frequency receiver
09/14/2004US6791426 Balanced oscillator and electronic apparatus including the same
09/08/2004CN1528055A Electric circuit module, circuit module arrangement and use of said circuit module and of said circuit module arrangement
09/08/2004CN1166051C Analogue storage method and its temp. compensation crystal oscillator
09/02/2004WO2004075394A1 Oscillator circuit
09/02/2004WO2004036733A3 Method and system for fast wake-up of oscillators
09/02/2004US20040169551 Active filter circuit with dynamically modifiable gain
09/02/2004DE10352055A1 Spannungsgesteuerter Schwingkreis A voltage controlled oscillator
08/2004
08/31/2004US6784753 Method for modulating an output voltage of a RF transmitter circuit, and RF transmitter circuit
08/26/2004US20040165449 Method and circuit for generating constant slew rate output signal
08/25/2004CN1164022C Oscillator with tunable resonance circuit
08/24/2004US6781471 Low phase noise voltage controlled oscillator circuit
08/24/2004US6781430 Clock signal supply circuit with odd harmonic leakage prevention feature
08/19/2004US20040160280 Oscillator
08/19/2004US20040160262 Level shifter having low peak current
08/18/2004CN1522488A System for controlling the frequency of an oscillator
08/18/2004CN1521942A Apparatus and method for carrier frequency correction of remote controller
08/17/2004US6778022 VCO with high-Q switching capacitor bank
08/12/2004US20040155719 Voltage controlled oscillating circuit
08/11/2004CN1520027A Voltage-controlled oscillator, combined module and communicator
08/10/2004US6774736 Voltage-controlled oscillator circuit for direct modulation
08/05/2004WO2004066248A1 Power supply circuit, signal line drive circuit, its drive method, and light-emitting device
08/05/2004WO2004036751A3 Circular geometry oscillators
08/05/2004US20040150481 Voltage-controlled oscillator, composite module, and communication apparatus
08/05/2004US20040150434 Low voltage differential signaling driving apparatus
08/04/2004EP1443640A1 Reference oscillator phase noise compensation circuitry
07/2004
07/29/2004US20040147237 Varactor with extended tuning range
07/29/2004US20040145393 Integrated circuit with on-chip termination
07/27/2004US6768351 Apparatus and a method for pMOS drain current degradation compensation
07/21/2004EP1438785A2 Method and circuit for creating a sub-harmonic of a periodic signal
07/08/2004US20040130388 Electric circuit module, circuit module arrangement and use of said circuit module and of said circuit module arrangement
07/07/2004CN1156986C Power circuit
07/06/2004US6759915 Multi-band, voltage-controlled oscillator
07/06/2004US6759909 RF energy dispersal in systems consisting of aggregated computing elements as subsystems
07/06/2004US6759904 Large gain range, high linearity, low noise MOS VGA
07/01/2004US20040124931 Circular geometry oscillators
07/01/2004DE10354455A1 Mobile phone oscillator circuit includes load impedance which is trimmed by laser radiation treatment in order to adjust oscillator resonance characteristics
06/2004
06/24/2004US20040119511 Impedance controlled output driver
06/23/2004EP1432117A1 Oscillator, transmission circuit, and radio apparatus
06/22/2004US6753740 Method and apparatus for calibration of a post-fabrication bias voltage tuning feature for self biasing phase locked loop
06/17/2004WO2004038909A3 Voltage-controlled oscillator comprising a circuit for compensating frequency pulling
06/15/2004US6750726 Oscillator circuit with flicker noise suppression and method for operating the same
06/15/2004US6750685 Apparatus and method for a bi-directional charge driver circuit
06/09/2004CN1503453A Self-adaptive controlled voltage-stabilized source
06/08/2004US6747522 Digitally controlled crystal oscillator with integrated coarse and fine control
05/2004
05/27/2004WO2002093781A3 Fm modulator using a phaselockloop
05/27/2004US20040102176 Semiconductor integrated circuit device and wireless communication system
05/27/2004US20040100337 IC oscillation frequnecy internal drive control
05/26/2004EP1374387A4 System for controlling the frequency of an oscillator
05/26/2004CN1499728A Voltage controlled oscillator and integrated circuit device having same
05/25/2004US6741449 Direct digitally tunable microwave oscillators and filters
05/20/2004US20040095198 Voltage-controlled oscillator having a bandpass filter
05/19/2004DE10339215A1 Zerhacker-Vergleicher Chopper comparators
05/19/2004CN1497861A Voltage-controlled oscillator, radio communication equipment and method of voltag control oscillation
05/19/2004CN1150678C Voltage controlled oscillation circuit
05/19/2004CN1150669C Voltage controlled oscillation circuit
1 ... 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 ... 45