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Oscillators October categorized by USPTO classification 10/11

20110260799 - Frequency setting circuit and method for an integrated circuit: A frequency setting circuit and method for an integrated circuit detect the voltage at a pin of the integrated circuit during a frequency setting period, and determine a frequency setting signal according to the detected voltage to set the frequency of a clock provided by an oscillator in the integrated... Agent: Richtek Technology Corp.

20110260800 - Devices, systems, and methods for controlling the temperature of resonant elements: A thermoelectric device transfers heat away from or toward an object using the Peltier effect. In some embodiments, the length of at least one thermoelectric element is at least ten times greater than a combined average cross-sectional dimension, orthogonal to the length, of two thermoelectric elements.... Agent:

20110260801 - Physical section of atomic oscillator: A physical section of an atomic oscillator includes: a gas cell in which gaseous metal atoms are sealed, and the gas cell includes a first window having optical transparency; a light source that emits excitation light toward the metal atoms through the first window; a first heating unit that disposes... Agent: Epson Toyocom Corporation

20110260802 - Parametric feedback oscillators: A parametric feedback oscillator includes a resonator which has at least one transduction element and at least one electromechanical resonating element. The resonator is configured to accept as input a parametric excitation signal at a frequency 2ω0 and to provide a resonating output signal at a frequency ω0. A cascaded... Agent: California Institute Of Technology

20110260803 - Crystal oscillator clock circuit: A crystal oscillator clock circuit which facilitates switching its output between an internally generated clock signal and an externally generated clock signal. A feedback loop detects the presence of an externally generated clock signal applied to an output pin of a crystal oscillator circuit and powers down the internally generated... Agent:

20110254635 - Oscillating circuit: An oscillating circuit including a digital sigma-delta modulator and a controlled oscillator is disclosed. The digital sigma-delta modulator receives a fractional bit signal to generate a control signal. The controlled oscillator includes a varactor dynamically coupled to receive the control signal.... Agent: Mediatek Inc.

20110254631 - Reference assisted control system and method thereof: A reference assisted control system and method thereof are disclosed. The method comprises: receiving a first input signal and a second control signal; generating a first intermediate signal in accordance with a difference between the first input signal and the first output signal; filtering the second control signal to generate... Agent: Realtek Semiconductor Corp.

20110254632 - Pll frequency synthesizer: A voltage-controlled oscillator (VCO) includes an inductor, a fine-adjustment capacitor, and a coarse-adjustment capacitor, and generates an oscillation clock. A frequency divider divides the frequency of the oscillation clock to generate a divided clock. A direct current (DC) voltage supply circuit supplies a DC voltage to a control node, and... Agent: Panasonic Corporation

20110254633 - Method and apparatus for alleviating charge leakage of vco for phase lock loop: Methods and apparatuses for alleviating charge leakage of VCO for phase lock loop are disclosed. The method comprises: receiving an input signal; generating an error signal representing a timing difference between the input signal and an output signal; filtering the error signal into a control signal; buffering the control signal... Agent: Realtek Semiconductor Corp.

20110254634 - High accuracy oscillator and an auto-trimming method thereof: A high-accuracy oscillator obtains initial control bits to generate an initial signal and generates adjacent control bits to generate an adjusted signal from the oscillator based on the adjacent control bits. Characteristics of the initial signal and the adjacent signal are compared to a preset value to determine which of... Agent:

20110248785 - Clock generators, clock generating methods, and mobile communication device using the clock generator: A clock generator and generating method, and a mobile communication device using the clock generator. A clock generator comprises a first accumulator, an oscillating signal generating circuit and a frequency adjustment circuit. The oscillating signal generating circuit generates a first oscillating signal and adjusts a frequency of the first oscillating... Agent: Via Telecom, Inc.

20110248786 - Oscillator circuit: An oscillator circuit in accordance with an aspect of the present invention includes a filter capacitor that generates an oscillating frequency control voltage according to a charge amount accumulated based on an oscillating frequency setting current, an oscillator that changes a frequency of an oscillation signal to be output according... Agent: Renesas Electronics Corporation

20110248787 - Varactor circuit and voltage-controlled oscillation: A varactor circuit and voltage-controlled oscillation are described. The varactor circuit includes a first varactor, a second varactor, a third varactor, and a fourth varactor. A first source-drain node of the first varactor and a second source-drain node of the second varactor are coupled to a first input node. A... Agent: Xilinx, Inc.

20110248788 - Glass substrate polishing method, package manufacturing method, piezoelectric vibrator, oscillator, electronic device and radio timepiece: A glass substrate polishing method having polishing processes for polishing a glass substrate surface while supplying a polishing agent. The glass substrate polishing method is characterized in that the polishing processes include a first polishing process in which the surface of the glass substrate is polished using a first polishing... Agent:

20110241785 - Reference signal oscillator: A rubidium oscillator or a cesium oscillator is used as a high stability oscillator, and an OCXO being a metastable oscillator which is inferior in a long-term frequency stability compared with the above oscillators but has a high short-term frequency stability is used as a backup. There is prepared a... Agent: Nihon Dempa Kogyo Co., Ltd.

20110241784 - Self-calibrating relaxation oscillator based clock source: A technique and corresponding circuitry are presented for a process independent, self-calibrating relaxation based clock source. The technique and circuitry presented here can reduce the time and cost needed for calibration significantly. The relaxation based clock source produces a clock signal whose frequency is dependent upon a trim value. Starting... Agent:

20110241786 - System and method for improved start-up of self-oscillating electro-mechanical surgical devices: An oscillating circuit for determining a resonant frequency of an electro-mechanical oscillating device and for driving the electro-mechanical oscillating device at the determined resonant frequency includes a driving circuit and a start-up, impetus injection circuit. The driving circuit is configured to receive one or more reference signals and further configured... Agent: Tyco Healthcare Group Lp

20110241789 - Integrated circuit capable of repeatedly using current: The invention relates to an integrated circuit capable of repeatedly using current, the integrated circuit comprises: a first differential input, a first cross couple pair, a second differential input, a second cross couple pair, and a voltage-controlled oscillator, wherein a divider consists of the first differential input, the first cross... Agent: National Tsing Hua University (taiwan)

20110241788 - Multi-phase signal generator and voltage-controlled oscillator thereof: A VCO comprising a cross-coupled transistors module and a resonant module is provided. The resonant module comprises a first transistor, second transistor, a first inductor and varactor string and a second inductor and varactor string. The first source/drain terminal of the first transistor coupled to the second reference voltage, the... Agent: National Taiwan University Of Science And Technology

20110241787 - Technique for detecting crystals: In at least one embodiment of the invention, an apparatus includes an integrated circuit, which includes a first oscillator terminal and an oscillator discrimination circuit. The oscillator discrimination circuit is operative to generate an indicator of a capacitance value of a load capacitance external to the integrated circuit and coupled... Agent:

20110241790 - Tuning-fork type crystal vibrating piece device and manufacturing the same: A method for manufacturing a piezoelectric device comprising steps of preparing a base wafer (S122, S124) having a plurality of bases having a first bonding film formed on surrounding of the bases and first dents (66) formed adjacent to and contacted to the first bonding film; preparing a lid wafer... Agent:

20110241791 - Oscillating signal generating device and related method: An oscillating signal generating device includes an oscillating circuit and a control circuit. The oscillating circuit includes: a resonator having a first terminal and a second terminal for generating an oscillating signal, a resistive element having a first terminal coupled to the first terminal of the resonator, and a second... Agent:

20110241792 - Package, piezoelectric vibrator and piezoelectric oscillator: A package is configured to accommodate a piezoelectric element. The package includes a guide part having a plurality of spaces into which electrodes of the piezoelectric element is inserted, respectively. The plurality of spaces of the guide part are separated from each other.... Agent: Fujitsu Limited