Oscillators inventions 08/09

20090212876 - Oscillator controlling apparatus: An oscillation controlling apparatus has a digitally-controlled oscillator configured to output an oscillating signal with an oscillation frequency according to an oscillator adjustment signal, and include a variable current source which supplies operation current based on an operation current control signal, a phase difference calculating unit configured to calculate a... Agent: Oblon, Spivak, Mcclelland Maier & Neustadt, P.c.

20090212874 - Oscillator device: An oscillator device having an oscillation system including an oscillator and a resilient supporting member, a driving member configured to supply a driving force to the oscillation system based on a driving signal, a detecting member configured to detect at least an oscillation amplitude of the oscillator, a driving amplitude... Agent: Fitzpatrick Cella Harper & Scinto

20090212875 - Oscillator based on thermal diffusion: An oscillator device for generating an oscillator signal, includes a heater arrangement, a first switching element, a temperature sensor, signal process means, and voltage controlled oscillator; an output of the temperature sensor being connected to an input of the signal processing means, and an output of the signal processing means... Agent: The Webb Law Firm, P.c.

20090212877 - Mems oscillator: Provided is a MEMS oscillation circuit which performs temperature compensation of a MEMS resonator with a simple circuit, which is mild so that an output clock does not have jitter, and which makes the range of fluctuations of a reference frequency from a reference value equivalent to a range of... Agent: Brinks Hofer Gilson & Lione/seiko Instruments Inc.

20090212878 - Oven-controlled crystal oscillator: An oven-controlled crystal oscillator includes a circuit board, a crystal unit surface-mounted on the circuit board, and a temperature control circuit that maintains operating temperature of the crystal unit constant. The temperature control circuit includes a heating resistor, a power transistor that supplies power to a heating resistor, and a... Agent: Muirhead And Saturnelli, Llc

20090206936 - Voltage-controlled oscillator topology: A voltage-controlled oscillator is implemented with a succession of delay cells coupled in series to form an oscillator loop. The oscillator loop is supplied with reference voltages produced by a voltage generator. The reference voltages produce stable operation of the voltage-controlled oscillator. Cascode reference current generators are incorporated within the... Agent: Townsend And Townsend And Crew, LLP

20090206937 - Inverting cell: An inverting cell including a first inverter having first and second inputs; a second inverter having first and second inputs, wherein the second input of the second inverter is connected to the first input of the first inverter and the output of the first and second inverters is connected to... Agent: Dickstein Shapiro LLP

20090206938 - Surface-mount type crystal oscillator: A surface-mount type crystal oscillator includes: a container body with a first recess and a second recess; a crystal blank including excitation electrodes on respective principal surfaces thereof and hermetically encapsulated in the first recess; and an IC chip which is accommodated in the second recess and into which at... Agent: Katten Muchin Rosenman LLP

20090206939 - Vco pre-compensation: A VCO device is described that has pre-compensation. Digitally switchable compensation capacitors are selectively activated to adjust operation of the VCO to mitigate undesirable operational effects. In some example embodiments, the digitally switchable compensation capacitors of the VCO are adjusted to compensate for the effects of activating (from a quiescent... Agent: Spryip, LLC Ifx

20090201092 - Communication system and oscillation signal provision method: An embodiment of a communication system is provided, in which a high frequency oscillator generates a first high frequency signal upon receipt of no disable signal. The first high frequency signal is commonly shared by at least two modules. Each module coupled to the high frequency oscillator operates in either... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090201093 - Phase-locked circuit employing capacitance multiplication: A phase-locked loop circuit. The phase-locked loop circuit comprises a phase detector, a proportional charge pump, a decimator, an integral charge pimp, and a voltage-controlled oscillator. The phase detector obtains an phase error information according to a phase difference between a reference signal and a clock signal input to the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090201094 - Phase comparison circuit and pll synthesizer using the same: The phase comparison circuit according to an embodiment of the present invention comprises a fractional frequency divider 31 which generates a fractional frequency-divided signal Svn obtained by performing fractional frequency division on a clock on the basis of a control signal from a control circuit 32, a first integer frequency... Agent: Sughrue Mion, PLLC

20090201095 - Oscillator device and optical deflection device: An oscillator device includes an oscillation system including an oscillator and a resilient supporting member, a driving member configured to supply a driving force to the oscillation system based on a driving signal, and a driving frequency control unit configured to control a driving frequency of a driving signal to... Agent: Fitzpatrick Cella Harper & Scinto

20090201096 - Oscillator: This invention relates to an oscillator having reduced sensitivity to acceleration. The oscillator includes a plurality of asymmetrically mounted resonator portions each having an active resonance region. The asymmetric mounting of the resonator portions means that each resonator portion has an axis passing through its active resonance region along which... Agent: Bainwood Huang & Associates LLC

20090201097 - Continuously tunable inductor and method to continuously tune an inductor: A continuously tunable inductor with an inductive-capacitive (LC) voltage controlled oscillator (VCO) having a primary coil. The inductor includes a separate isolated secondary coil, a set of transistors composing a closed loop with the secondary coil, a magnetic coupling between the primary coil of the LC VCO and the secondary... Agent: Ibm Corporation, T.j. Watson Research Center

20090201092 - Communication system and oscillation signal provision method: An embodiment of a communication system is provided, in which a high frequency oscillator generates a first high frequency signal upon receipt of no disable signal. The first high frequency signal is commonly shared by at least two modules. Each module coupled to the high frequency oscillator operates in either... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090201093 - Phase-locked circuit employing capacitance multiplication: A phase-locked loop circuit. The phase-locked loop circuit comprises a phase detector, a proportional charge pump, a decimator, an integral charge pimp, and a voltage-controlled oscillator. The phase detector obtains an phase error information according to a phase difference between a reference signal and a clock signal input to the... Agent: Thomas, Kayden, Horstemeyer & Risley, LLP

20090201094 - Phase comparison circuit and pll synthesizer using the same: The phase comparison circuit according to an embodiment of the present invention comprises a fractional frequency divider 31 which generates a fractional frequency-divided signal Svn obtained by performing fractional frequency division on a clock on the basis of a control signal from a control circuit 32, a first integer frequency... Agent: Sughrue Mion, PLLC

20090201095 - Oscillator device and optical deflection device: An oscillator device includes an oscillation system including an oscillator and a resilient supporting member, a driving member configured to supply a driving force to the oscillation system based on a driving signal, and a driving frequency control unit configured to control a driving frequency of a driving signal to... Agent: Fitzpatrick Cella Harper & Scinto

20090201096 - Oscillator: This invention relates to an oscillator having reduced sensitivity to acceleration. The oscillator includes a plurality of asymmetrically mounted resonator portions each having an active resonance region. The asymmetric mounting of the resonator portions means that each resonator portion has an axis passing through its active resonance region along which... Agent: Bainwood Huang & Associates LLC

20090201097 - Continuously tunable inductor and method to continuously tune an inductor: A continuously tunable inductor with an inductive-capacitive (LC) voltage controlled oscillator (VCO) having a primary coil. The inductor includes a separate isolated secondary coil, a set of transistors composing a closed loop with the secondary coil, a magnetic coupling between the primary coil of the LC VCO and the secondary... Agent: Ibm Corporation, T.j. Watson Research Center

20090195321 - Integrated frequency calibration architecture: In an exemplary embodiment, a free running VCO has two modes: a normal operating mode and a calibration mode. In the calibration mode, the free running VCO is phase lock looped with itself instead of a calibration VCO. Furthermore, in an exemplary embodiment, a tuning voltage for the free running... Agent: Snell & Wilmer L.L.P. (main)

20090195322 - Crystal oscillator frequency calibration: Techniques are disclosed for estimating a frequency of a crystal oscillator based on temperature. In an embodiment, the oscillator frequency is computed using a polynomial approximation. Techniques are disclosed for deriving and periodically updating the coefficients used in the polynomial approximation.... Agent: Qualcomm Incorporated

20090195323 - Surface-mount type crystal oscillator: A surface-mount type crystal oscillator includes: a container body including a base wall and a frame wall, the frame wall being arranged on one principal surface of the base wall as including an opening; a crystal blank hermetically encapsulated inside a recess of the container body, the recess being formed... Agent: Knobbe Martens Olson & Bear LLP