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WO/2007/099928A1 |
An oscillator includes: a glass substrate (21) having fixed electrodes (23a, 23b); a second glass substrate (28) having a coil pattern (30); a silicon substrate (26) arranged between the first and the second glass substrate and having a ...
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WO/2007/097063A1 |
A first switch (SW1) is connected in series between a first capacitor (1) and a grounding wire, and when an RTC oscillator is connected and an IC chip (10) is configured as an external input buffer circuit, the first switch (SW1) is turn...
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WO/2007/090753A1 |
A controlled oscillator generates an output signal having a frequency that is controllable by an input signal. The oscillator includes a switchable variable capacitor arrangement for tuning an output frequency of the controlled oscillato...
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WO/2007/092040A2 |
An oscillator for minimizing phase noise is configured with a transistor coupled to a first reference voltage source, a differential transistor pair comprising first and second voltage followers coupled between a second reference voltage...
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WO/2007/092848A2 |
Systems and methods are disclosed herein to provide improved oscillator techniques. For example, in accordance with an embodiment of the present invention, an oscillator includes at least a first current source to generate at least a fir...
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WO/2007/091417A1 |
A small-sized inexpensive vibrator module is obtained without requiring a vibrator to be joined to a package. The vibrator module (10) includes a frame body (14) constructed from an outer frame (14a) and an inner frame (14b). A vibrator ...
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WO/2007/088987A1 |
A physical system such as an electronic circuit is used to configure a phase-locked loop, which is then driven by use of a non-sinusoidal wave signal into a chaos state or non-phase lock state, thereby generating white noise. The white n...
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WO/2007/090145A2 |
Embodiments of High-Power Millimeter-Wave Oscillators are generally described herein. Other embodiments may be described and claimed. In some embodiments, the oscillator (100) includes a polarized partial reflector (106) to at least part...
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WO2006085470A9 |
A microstrip line whose one end is connected to a collector of a transistor and the other end is open and has a length of a 1/4 of a wavelength (?) at a prescribed frequency (f), and a microstrip line whose one end is connected to an emi...
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WO/2007/086780A1 |
A DCXO device comprises a crystal resonator (13), and a binary weighted switched capacitor network (14) with a switchable capacitance. A microprocessor (12) is provided for controlling the switched capacitor network to obtain a desired o...
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WO/2007/085003A2 |
A method and a voltage-controlled oscillator provide an output signal with a frequency within one of a plurality of frequency bands, while reducing or eliminating temperature-induced band-switching or other drifts in operating frequency....
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WO/2007/082687A1 |
An array comprising microwave generators (12) for HPM pulse emissions produces, for increased remote control by means of improved focusing of the resultant emission characteristic, precise discharge currents, which occur at the same time...
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WO/2007/082491A1 |
A sinusoidal reference circuit which can be used in ringing current module is disclosed, the output voltage and the frequency of the sinusoidal reference circuit are adjustable. The sinusoidal reference circuit an error adjuster, a Wien-...
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WO/2007/079441A2 |
An audio transducer for use in a loudspeaker system. The transducer includes a rigid base, a pair of flexible, curved diaphragms and each diaphragm having a distal end and a proximal end. The curved diaphragms form hemi-cylindrical lobes...
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WO/2007/069239A2 |
A method, system and apparatus for controlling a pulse width modulator (PMW) converter for direct AC/AC conversion and/or AC voltage regulation. According to some embodiments of the invention, an output voltage may be provided, independe...
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WO/2007/068283A1 |
A UHF sensor interface (20), specially adapted for the interfacing of low-Q sensors (10), comprising a control device (30), preferably a digital PLL, for constraining the excitation frequency of the sensor to a narrow programmable freque...
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WO/2007/069455A1 |
A voltage controlled oscillator is provided with a wide variable frequency range and a good linearity between a control voltage and an oscillating frequency. The voltage controlled oscillator includes an amplifier (21), a piezoelectric e...
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WO/2007/065264A1 |
A method of selecting fabrication parameters for an on-chip inductor of an integrated circuit. The integrated circuit includes a capacitor fabricated prior to the inductor. The capacitance of the capacitor is measured and, based on the m...
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WO/2007/065063A2 |
A frequency generation unit (FGU) 100 includes a plurality of selectable voltage controlled oscillators (110) whose output frequencies are chosen in relationship with a predetermined intermediate frequency (IF) and frequency divider valu...
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WO/2007/060210A1 |
An oscillator device (1) comprises an oscillator core (2), a capacitive loading unit (3, 3a, 3b) having a controllable capacitance value and being connected to the oscillator core (2), and a memory device (4) including a first and a seco...
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WO/2007/062287A2 |
An echo canceling circuit comprising a double talk detector, an upper band signal filter configured to pass only near-end upper band signals to the double talk detector and remove lower band signals, an adaptive filter circuit, a control...
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WO/2007/061658A1 |
A synthesizer module/oscillator assembly includes a voltage controlled oscillator with a coaxial resonator. In one embodiment, the module measures 20.3mm x 14.8mm x 3.9mm and the coaxial resonator is positioned on the circuit board of th...
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WO2007037456A9 |
There is provided a voltage control oscillator constituting a resistance division circuit by a switch element for modifying a control voltage gain and a reference value so as to reduce the IC chip area, reduce the AFC voltage noise, and ...
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WO/2007/053551A2 |
Methods and apparatus utilizing the quantum inductance of one-dimensional (ID) nanoscale structures (e.g., nanowires, carbon nanotubes). In one exemplary circuit implementation, all elements of a high-frequency circuit path are constitut...
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WO/2007/052240A2 |
This radio-frequency oscillator includes a magnetoresistive device in which a spin-polarised electric current flows. This device comprises a stack of at least: a first so-called "anchored" magnetic layer (1) having a fixed magnetisation ...
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WO/2007/052788A1 |
A temperature detection circuit (18) detects temperature around an oscillation circuit (20) equipped with voltage variable capacitors (23, 24). According to its temperature detection signal, a temperature compensation circuit (30) produc...
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WO/2007/050663A2 |
Current sources are selectively coupled to a current controlled frequency determining circuit of an oscillator. A buffer amplifier has an input coupled to the current controlled frequency determining circuit of the oscillator and the buf...
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WO/2007/049397A1 |
A high frequency oscillator (1) is provided with a plurality of resonant circuits (2, 3); a plurality of amplifier circuits (4, 5) each of which is connected to each of the resonant circuits for outputting resonance signals; and a plural...
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WO/2007/051083A2 |
A high-voltage tolerant driver (200; 300) includes a plurality of output drive devices capable of tolerating an overvoltage, sustaining an electrical connection to an elevated voltage level, and producing an output voltage at an indigeno...
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WO/2007/047637A2 |
Circuits and methods are described for reducing leakage power in integrated circuit devices whose logic transistors (e.g., logic circuits, latches, and/or output stages) are powered through one or more controllable source transistors. By...
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WO/2007/047166A2 |
An output driver circuit (100, 200, 10, 300, 500) comprising a plurality of multiple gate field effect transistors (e.g. 12, 14) (MGFETs) that provides an output signal (30) is provided. Each output driver circuit may have a first MGFET ...
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WO/2007/047001A2 |
A passive directional coupler is receptive of VoIP, Internet, and video/data signals, and is used in a CATV amplifier device to couple the video/data signals to the input terminal of an amplifier, and to bypass the VoIP and Internet sign...
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WO/2007/040429A1 |
The present invention relates to an oscillating circuit arrangement (10) comprising a resonating arrangement with a first resonance frequency (coo) comprising a voltage controlled oscillator arrangement (10A) . It further comprises a tun...
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WO/2007/040051A1 |
A package inner circumference surface (13) of a base (4) is composed of a vertical surface (14) and a horizontal surface (15), and electrode pads (7 (71-78)) are formed on the vertical surface (14) of the base (4). The electrode pads (71...
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WO/2007/037909A1 |
A three dimensional (3D) microwave monolithic integrated circuit (MMIC) multi-push voltage controlled oscillator (VCO) and methods of making the same is provided. The 3D MMIC multi-push oscillator includes a plurality of matching frequen...
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WO/2007/036852A1 |
An oscillator circuit has a first and a second piezoresistive resonator (1,2), each having a resonant frequency, each piezoresistive resonator having an input for driving the resonator, and each piezoresistive resonator having its input ...
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WO/2007/036849A1 |
The present invention relates to a differential oscillator circuit and a method of controlling the frequency of an oscillator signal. An enhanced frequency tuning mechanism is provided for controlling the frequency of the oscillator sign...
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WO/2007/036820A2 |
An oscillator circuit is described comprising a piezoresistive resonator and a phase changing devices. Oscillator circuits with piezoresistive resonators do have the advantage that they can perform self-sustaining oscillation without add...
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WO/2007/037884A2 |
A method and system for initiating the oscillation of a crystal that controls a crystal oscillator by applying an initiating pulse to said crystal. The initiating pulse having a pulse width less than one half the periodicity of said crys...
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WO/2007/036931A2 |
An improved peristaltic blower or pump is provided that has rollers that press a tube. The improvement in the pump comprises tube opener that follows each one of the rollers and forces the tube to reopen. The improved peristaltic pump or...
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WO/2007/037724A1 |
The present invention relates to an oscillator circuit (200a, 200b, 300, 400) comprising a resonant element, an active element, a feedback loop, and an additional loop comprising a phase shifting element.
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WO/2007/033120A1 |
An oscillator includes a plurality of varactor cells to receive a control signal to control a frequency of the oscillator. Each of the varactor cells includes a switch that includes a first terminal to receive the control signal and a se...
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WO/2007/032137A1 |
An oscillator, a PLL circuit, a receiver and a transmitter that allow the circuit scale to be reduced and that are suitable for integration. The electrostatic capacities of variable capacitance circuits (230,230A) are made variable, ther...
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WO/2007/031788A1 |
A frequency synthesizer is disclosed which receives an input signal, mixes the input signal with the output from a fkst loop oscillator which includes a first phase locked loop, subsequently mixes the resulting signal with the output fro...
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WO/2007/030485A2 |
Methods and apparatus for implementing stable self-starting and self-sustaining high-speed electrical nonlinear pulse (e.g., soliton, cnoidal wave, or quasi-soliton) oscillators. Chip- scale nonlinear pulse oscillator devices may be fabr...
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WO/2007/029023A1 |
A drive circuit (40) for a voltage controlled differential oscillator using a negative resistance circuit (42) for driving the resonator circuit (30) of the voltage controlled differential oscillator. Opposite sides of the resonator circ...
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WO/2007/023866A1 |
There is provided a small-size, low-power-consumption intermittent operation circuit capable of obtaining an output waveform having a rapid rise and fall. The intermittent operation circuit includes an active circuit (106), a first contr...
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WO/2007/018030A1 |
A frequency synthesizer which switches the frequency at high rate, has a high signal/noise ratio with reduced power consumption, and is arranged such that a CMOS orthogonal VCO (31, 32) outputs a four-phase signal (36, 37), respectively....
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WO/2007/018834A2 |
A technique for establishing a tuning signal window for a multi-band VCO involves setting (350) the tuning signal window to an initial size, preferably a relatively small size, and determining (352) whether the VCO is churning. When the ...
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WO/2007/015210A1 |
A tunable multiple frequency source system employing offset signal phasing includes a first frequency source, a phase delay element, and a second frequency source configured to operate concurrently with the first frequency source. The fi...
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