|Oscillators patents - Monitor Patents|
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Oscillators May archived by USPTO category 05/09Below are recently published patent applications awaiting approval from the USPTO. Recent week's RSS XML file available below.
Listing for abstract view: USPTO application #, Title, Abstract excerpt,Patent Agent. Listing format for list view: USPTO National Class full category number, title of the patent application. 05/28/2009 > patent applications in patent subcategories. archived by USPTO category
20090134946 - Oscillation frequency control circuit: Provided is an oscillation frequency control circuit, which corrects its own frequency so that it can hold an oscillation frequency stably even when it does not have an input of a highly stable reference signal but makes a self-run. The oscillation frequency control circuit comprises a voltage-controlled oscillator, a frequency... Agent: Jacobson Holman PLLC
20090134943 - Voltage control oscillator: This voltage control oscillator 100 is provided with a reference bias voltage generating means 20 generating a reference bias voltage by adjusting a reference voltage; a gain adjustment circuit 21 adjusting a gain of a control voltage; and an oscillation circuit 22. The reference bias voltage generating means 20 includes... Agent: Harness, Dickey & Pierce, P.L.C
20090134944 - Capacitive-degeneration double cross-coupled voltage-controlled oscillator: A capacitive-degeneration double cross-coupled voltage-controlled oscillator is provided. The capacitive-degeneration double cross-coupled voltage-controlled oscillator includes a main cross-coupled oscillating unit including an oscillation transistor pair cross-coupled to first and second output nodes of a resonating unit to perform an oscillation operation; and an auxiliary cross-coupled oscillating unit including a positive-feedback... Agent: Ampacc Law Group
20090134945 - Clock generator: A clock generator has a ring oscillator which has odd-numbered inverters connected in series, wherein an output of the inverter at a final stage is inputted into the inverter at a first stage to generate and output a clock signal, a frequency divider which receives the clock signal outputted from... Agent: Amin, Turocy & Calvin, LLP
20090134947 - Green technology platform for green chip design of ms0-gbq-amc-lco clock, pll-free serdes, tire safety, inductorless-pmu & pa on vialess-esdsl-pcb: The fundamental breakthrough in green technology is the planar EMI-Free Planar Inductor. The EMI-Free Planar Inductor is the backbone of the platform of green technology. The platform of green technology contains the Xtaless ClockChip, Inductorless PMU & PA and ESDS-PCB to provide the green technology for green chip design. Especially... Agent: Min Min Tarng, Ph.d.05/21/2009 > patent applications in patent subcategories. archived by USPTO category
20090128241 - Analogue self-calibration method and apparatus for low noise, fast and wide-locking range phase locked loop: A method of operating a phase lock loop includes generating a control voltage based on both an output signal of a voltage-controlled oscillator and a reference signal. An operating mode is selected from one of a high-gain mode, a zero-gain mode and a low-gain mode based on the control voltage.... Agent: Harness, Dickey & Pierce P.L.C
20090128240 - Oscillator, pll circuit, receiver and transmitter: 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, thereby varying the oscillation frequency of a voltage controlled oscillator 21. The variable capacitance... Agent: Patenttm.us
20090128242 - Frequency generation in a wireless communication unit: In this manner, the bandwidth (open loop gain) of a Phase Locked Loop remains relatively constant, to ensure the phase noise and lock time performance of the transmitter is better than 50 μsec and the Rx performance is better than 125 μs. Advantageously, only one loop filter is required to... Agent: Freescale Semiconductor, Inc. Law Department
20090128243 - Semiconductor device outputting oscillation signal: A semiconductor device includes a voltage control and oscillation circuit oscillating at a frequency according to a first control voltage to output an oscillation signal, a frequency/voltage conversion circuit receiving the oscillation signal from the voltage control and oscillation circuit and converting a frequency of the oscillation signal into a... Agent: Mcdermott Will & Emery LLP
20090128245 - Oscillator circuit: The present invention relates to an oscillator circuit having a resonant element, an active element, a feedback loop, and an additional loop comprising a phase shifting element.... Agent: Ericsson Inc.
20090128244 - Transistor voltage controlled oscillator: A FET transistor voltage-controlled oscillator is provided that includes a crossed-coupled inductor capacitor tank (LC-Tank) transistor voltage-controlled circuit having a first transistor and a second transistor, as well as a transistor frequency multiplying circuit having a third transistor and a fourth transistor. In the design, the gate of the first... Agent: Pearne & Gordon LLP
20090128246 - Apparatus and method of temperature compensating an ovenized oscillator: An oscillator having improved frequency stability which includes an oscillator circuit and an SC-cut resonator connected with the oscillator circuit. The SC-cut resonator has a first turning point. A temperature compensation circuit is connected with the oscillator circuit. The temperature compensation circuit is adapted to adjust a reference frequency generated... Agent: Daniel J. Deneufbourg Cts Corporation05/14/2009 > patent applications in patent subcategories. archived by USPTO category
20090121792 - Method of establishing an oscillator clock signal: A hybrid numeric-analog clock synchronizer, for establishing a clock or carrier locked to a timing reference. The clock may include a framing component. The reference may have a low update rate. The synchronizer achieves high jitter rejection, low phase noise and wide frequency range. It can be integrated on chip.... Agent: Cantor Colburn, LLP
20090121793 - Phase locked loop including a frequency change module: A phase locked loop (PLL) includes a detector, a charge pump, a loop filter, a voltage controlled oscillator (VCO), a divider, and a frequency change module. The detector provides a phase difference based on a reference signal and a feedback signal. The charge pump provides a charge based on the... Agent: Sterne, Kessler, Goldstein & Fox P.l.l.c.
20090121794 - Phase lock control system for a voltage controlled oscillator: A phase lock control system is presented for controlling a voltage controlled oscillator. The system includes a voltage controlled oscillator that produces a frequency signal exhibiting an output frequency that varies dependent upon the value of a control voltage applied thereto. A frequency deviation determining system employs a counter intermittently... Agent: Tarolli, Sundheim, Covell & Tummino L.L.P.
20090121795 - Synthesizer: A synthesizer that has a phase detector 8 and a charge pump circuit 9 for injecting an electric charge, or pulling it out that corresponded to a frequency difference of an input, a low-pass filter 11 for converting this electric charge into a voltage, a voltage control oscillator (VCO) 13... Agent: Sughrue Mion, PLLC
20090121796 - Polyphase numerically controlled oscillator: A polyphase numerically controlled oscillator is disclosed. An input signal is received at a phase accumulator. The phase accumulator provides a phase to a phase interpolator. The phase interpolator then provides a plurality of output phases. The plurality of output phases are provided to a plurality of phase to amplitude... Agent: Agilent Technologies Inc.
20090121797 - High frequency digital oscillator-on-demand with synchronization: A High Frequency Digital Oscillator contains a ring oscillator having an output fn, and having coarse and fine frequency adjustments, wherein the input signal f1 is the input to both the ring oscillator and the High-Frequency Digital Oscillator, which has a multiplicity of output signals including f2, f4, and f8... Agent: White & Fudala
20090121798 - High power microwave waste management: A variable capacitor power supply for a high-power, industrial magnetron is powered directly from a conventional, public-service, 4,160 volt and higher power line. The magnetron's output is removably attached to a tractor trailers or train boxcar fabricated as a microwave work chambers. Microwave work chambers are configured to dry waste,... Agent: Melvin Levinson
20090121799 - Piezoelectric oscillator: A piezoelectric oscillator includes: a piezoelectric resonator; an oscillation circuit including a variable resistance circuit and a transistor for oscillation; a constant current circuit, the constant current circuit including a first current mirror circuit, and a current control circuit having an output terminal and controlling a current flowing in the... Agent: Harness, Dickey & Pierce, P.L.C
20090121800 - Apparatus for low phase noise oscillators: The present invention relates to an oscillator circuit. In the oscillator circuit, the level of the output signal is monitored and compared to a desired reference level. An error signal is then generated and used to modify the feedback so that the negative resistance of the active device presented to... Agent: Richard B. Klar05/07/2009 > patent applications in patent subcategories. archived by USPTO category
20090115538 - Oscillator circuit and method for influencing, controlling, or regulating the frequency of an oscillator: An oscillator circuit according to the invention comprises an oscillator with a toggle circuit having an output and an inverting input, whereby the output is connected to the inverting input via a feedback resistor, the inverting input is connected, for example, to the ground, via a first oscillator capacitor, and... Agent: Horst M Kasper
20090115533 - Voltage controlled oscillator: A voltage controlled oscillator may include a plurality of inverting units connected in serial and connected between a first and a second voltage sources to produce an oscillating frequency. Each of the inverting units may have a first current source for producing a constant current that may determine an oscillating... Agent: Sherr & Vaughn, PLLC
20090115534 - Phase locked oscillator: There is provided an analog phase locked oscillator comprising a sampling phase detector, a loop filter, a voltage controlled oscillator, a frequency multiplier and a feedback loop where the feedback loop connects the output of said oscillator with the input of said phase detector through said frequency multiplier. The sampling... Agent: Heslin Rothenberg Farley & Mesiti PC
20090115535 - Pwm control circuit and motor equipped with the same: The PWM control circuit is provided. The PWM control circuit includes: a PWM control signal generator that generates a PWM period signal defining a period of a PWM signal and a PWM resolution signal specifying a resolution in one period of the PWM period signal; and a PWM unit that... Agent: Harness, Dickey & Pierce, P.L.C
20090115536 - Programmable linear trimming method and system for phase locked loop circuit calibration: The present invention implements an apparatus for calibrating a phase locked loop (PLL) circuit. The apparatus includes a detector for detecting frequencies of a reference signal and a controlled oscillator contained in the PLL circuit. The detector outputs the frequency difference to a control circuit. The control circuit is programmed... Agent: Mendelsohn & Associates, P.C.
20090115537 - Systems and methods for voltage controlled oscillator calibration: Various systems, methods and apparatus for calibrating a clock generating circuit are discussed herein. As one example, a method for calibrating a voltage controlled oscillator is disclosed. The method includes fixing the control voltage of a fine tune capacitor in the voltage controlled oscillator at a predetermined level. A binary... Agent: Texas Instruments Incorporated
20090115539 - Integrated rc oscillator with high frequency stability, notably for an integrated switched-mode power supply: An integrated oscillator (10), for an integrated circuit, comprises i) first (CI1) and second (CI2) compensated inverters mounted in series and each comprising first (PI11;PI21) and second (PI12;PI22) plain inverters mounted in parallel and comprising transistors having channel lengths respectively shorter and longer than an optimal channel length, the first... Agent: Seed Intellectual Property Law Group PLLC
20090115540 - Controllable oscillating system and related method for selectively adjusting currents passing through cross-coupling driving device: A controllable oscillating system for generating a differential oscillating signal is disclosed. The controllable oscillating system includes an oscillating circuit and a current adjusting device. The oscillating circuit includes a controllable resonator, a cross-coupling driving device, and a current source. The cross-coupling driving device is coupled to the controllable resonator... Agent: North America Intellectual Property Corporation
20090115541 - Circuit for phase locked oscillators: c
20090115542 - Temperature compensation oscillator and method for manufacturing the same: 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) produces a voltage signal as a temperature compensation signal. That voltage signal is supplied to the voltage variable capacitors (23,... Agent: Westerman, Hattori, Daniels & Adrian, LLP
20090115543 - Voltage controlled piezoelectric oscillator that can be linear frequency controlled: In conventional frequency control by single-direction voltage control to a variable capacitance diode, there is a limit in an amount of correction for obtaining a straight line. The variable capacitance unit that configures a voltage controlled piezoelectric oscillator comprises a first variable capacitance diode, a first condenser connected in parallel... Agent: Koda & AndroliaPrevious industry: Amplifiers
Next industry: Modulators
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