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| Number | Title | Issue Date |
| 8183940 | Temperature control device A thermostatic-chamber temperature control device includes: a heating element for heating a thermostatic chamber; a bridge circuit having a temperature sensitive element whose resistance value varies in accordance with the temperature of the heating element; a detec... | 05/22/2012 |
| 8035454 | Oscillator device comprising a thermally-controlled piezoelectric resonator The crystal oscillator device includes an air-tight case (1) forming a vacuum chamber (23), a piezoelectric resonator element (11), oscillation circuitry, a temperature sensor, and a heating unit implemented in an integrated-circuit (IC) chip ( | 10/11/2011 |
| 7821346 | Ovenized oscillator An ovenized oscillator package including at least a heater and a crystal package mounted on opposite sides of a circuit board. Vias extend through the body of the circuit board to transfer heat from the heater to the crystal package. Layers of thermally conductive m... | 10/26/2010 |
| 7782147 | Apparatus for providing oscillator frequency stability An apparatus for providing oscillator frequency stability is disclosed. The apparatus includes an internally ovenized oscillator module having an oscillator and an inner heater to maintain the oscillator at a first temperature during operation. The apparatus also in... | 08/24/2010 |
| 7764133 | Time based predictive algorithm system for a crystal oscillator A system and method include receiving an external reference signal and generating first temperature control commands to maintain a constant ambient temperature for a crystal oscillator using a first temperature control system. The method further includes generating ... | 07/27/2010 |
| 7649423 | Oven controlled crystal oscillator An oven controlled crystal oscillator capable of uniformly transmitting heat from the heat generator to improve the frequency-temperature characteristics. The oven controlled crystal oscillator includes a high thermal conductivity plate having high thermal conductiv... | 01/19/2010 |
| 7589599 | Heating system for a double-ovenized oscillator on a single printed circuit board A system is provided for the regulation of temperature of a crystal oscillator, that system having a thermally conductive support disposed upon a substrate and upon which is disposed the crystal oscillator, an array of thermal vias disposed around the crystal oscill... | 09/15/2009 |
| 7479835 | Constant temperature type crystal oscillator for high stability A constant temperature oscillator includes a crystal oscillator that is provided upright on a circuit board, an oscillation element arranged on the circuit board and configuring an oscillation circuit in conjunction with the crystal oscillator, and a temperature con... | 01/20/2009 |
| 7427902 | High-stability piezoelectric oscillator There is provided a high-stability piezoelectric oscillator. The high-stability piezoelectric oscillator includes an oscillating circuit unit that has a piezoelectric vibrator and oscillating circuit components, an inner oven that accommodates the oscillating circui... | 09/23/2008 |
| 7394327 | Surface mount type temperature-compensated crystal oscillator A surface mount type temperature-compensated crystal oscillator includes a crystal blank; an IC chip integrating an oscillation circuit using the crystal blank and a temperature compensation mechanism of compensating frequency temperature characteristics of the crys... | 07/01/2008 |
| 7382204 | Constant temperature crystal oscillator A constant temperature crystal oscillator includes on a circuit substrate: a surface-mount crystal resonator which is provided with two crystal terminals as mount terminals and a dummy terminal on the bottom surface, and has a metal cover; an oscillation circuit ele... | 06/03/2008 |
| 7358644 | Method for controlling an actuator and control device belonging thereto A method for the electric control of an actuator, especially a piezoelectric actuator of an injection system comprises the following steps: charging the actuator; waiting during a specific period of time (D1, D2) and discharging the actuator after the ... | 04/15/2008 |
| 7345552 | Constant temperature type crystal oscillator A lead wire led-out type crystal oscillator of constant temperature type for high stability is disclosed, which includes a heat supply body that supplies heat to a crystal resonator from which a plurality of lead wires are led out, to maintain the temperature consta... | 03/18/2008 |
| 7335855 | Electric PCB heating component, electronic circuit board and heating method An electric PCB heating component for a heating electric component is coupleable to an electronic circuit board. The PCB heating component includes a fastening element, a heating element for generating thermal energy, and a heating body. The heating body emits therm... | 02/26/2008 |
| 7321272 | Device for detecting the temperature of an oscillator crystal In a device for detecting the temperature of an oscillator crystal 2, arranged on a carrier, in particular in a mobile radio apparatus, the detected temperature should be as exact as possible a replica of the temperature to which the oscillator crystal 2 | 01/22/2008 |
| 7310024 | High stability double oven crystal oscillator A double oven crystal oscillator (DOCXO) is disclosed which is highly stable by incorporating means to reduce the effects of ambient pressure changes on the frequency of the oscillator. The oscillator crystal is mounted in a temperature controlled inner oven to redu... | 12/18/2007 |
| 7282966 | Frequency management apparatus, systems, and methods Apparatus and systems, as well as methods and articles, may operate to select a microprocessor clock frequency responsive to a desired voltage and/or a desired temperature of operation. ... | 10/16/2007 |
| 7275436 | Method and apparatus for measuring film thickness and film thickness growth A device for measuring thickness and/or rate of thickness increase of a film comprises at least one piezoelectric element, and first and second electrodes in contact with the piezoelectric element. A method of measuring thickness and/or rate of thickness increase of... | 10/02/2007 |
| 7253694 | Temperature compensated oven controlled crystal oscillator A method provides a temperature controlled frequency source. The method reduces the effects of temperature variations on an operating frequency of the temperature controlled frequency source by temperature compensating the temperature controlled frequency source. | 08/07/2007 |
| 7228508 | Fail-safe thermal sensor apparatus and method A fail-safe thermal sensor is implemented in an integrated circuit such as a microprocessor. The fail-safe thermal sensor monitors the temperature of the integrated circuit and halt logic halts operation of the integrated circuit in response to the fail-safe thermal... | 06/05/2007 |
| 7216064 | Method and apparatus for programmable thermal sensor for an integrated circuit A programmable thermal sensor is implemented in an integrated circuit such as a microprocessor. The programmable thermal sensor monitors the temperature of the integrated circuit, and generates an output to indicate that the temperature of the integrated circuit has... | 05/08/2007 |
| 7211926 | Temperature compensated oscillator including MEMS resonator for frequency control Disclosed is an oscillator that relies on redundancy of similar resonators integrated on chip in order to fulfill the requirement of one single quartz resonator. The immediate benefit of that approach compared to quartz technology is the monolithic integration of th... | 05/01/2007 |
| 7199592 | Method and apparatus for applying microwaves to measure the moisture content of material Apparatus for ascertaining the mass and/or the moisture content of successive increments of a running rod containing tobacco and/or filter material for tobacco smoke has a resonator housing with a cylindrical internal chamber which is disposed between an inlet and a... | 04/03/2007 |
| 7196500 | Downlocking and/or upgrading integrated circuit An integrated circuit distribution and upgrade method, and systems/devices to practice various aspect of the method that is for reducing power consumption and operating the integrated circuit with a constituent operating circuit and a proxy circuit near the lower en... | 03/27/2007 |
| 7196405 | Silicon package with integral heater A hermetic package for electronic components which is made of metallic silicon is disclosed. The package includes a plurality of silicon elements which are bonded together. A metallic layer of platinum or gold is bonded to an internal surface of the hermetically sea... | 03/27/2007 |
| 7191081 | Method for correcting an oscillator frequency A method for correcting an oscillator frequency of in particular a digital transmitter/receiver interface for transmitting measurement signals of a sensor to a control unit. The method includes outputting of a first reference frequency signal by the sensor, the firs... | 03/13/2007 |
| 7173499 | High-stability piezoelectric oscillator Design means is provided to prevent electronic parts used in a high-stability piezoelectric oscillator from deterioration due to aging by heat when the high-temperature side of the working temperature range is as high as 85° C. A high-stability piezoelectric oscill... | 02/06/2007 |
| 7167057 | Microwave oscillator A microwave oscillator having a hollow conductor, an oscillation generator which is mounted on a heatsink and projects into the hollow conductor, and a printed circuit board having electronic components for supplying direct voltage to the oscillation generator. The ... | 01/23/2007 |
| 7148763 | Integrated circuit including processor and crystal oscillator emulator An integrated circuit comprises a first circuit that receives a clock signal. A first temperature sensor senses a first temperature. Non-volatile memory that communicates with the first temperature sensor outputs calibration data as a function of the first temperatu... | 12/12/2006 |
| 7134029 | Computer-component power-consumption monitoring and control An apparatus for regulating power allocated to components within a computer system includes a sensor to sense power drawn by a first device within a computer system, the first device having device resources needed to satisfy functional demand required of the first d... | 11/07/2006 |
| 7129606 | Vacuuming motor and vacuuming apparatus In a vacuuming motor used by being attached to a peripheral edge of a motor attaching hole provided at a vacuum chamber, an end portion on a load side of a motor main body is attached with a reduction gear main body having an attaching flange fixed to the motor atta... | 10/31/2006 |
| 7116182 | Method and system for downhole clock having compensation A downhole crystal-based clock that is substantially insensitive to the factors that cause frequency deviation. The clock may be maintained at a predetermined temperature using a temperature sensing device and a heating device, where the predetermined temperature co... | 10/03/2006 |
| 7113051 | Frequency characterization of quartz crystals Techniques for determining a frequency profile of a quartz crystal in real time. Quartz crystals are subjected to a series of temperature cycles at various temperature rates and the crystal frequencies, crystal temperature parameters, and the temperature rates are m... | 09/26/2006 |
| 7102391 | Clock-generator architecture for a programmable-logic-based system on a chip A programmable system-on-a-chip integrated circuit device comprises at least one of a crystal oscillator circuit, an RC oscillator circuit, and an external oscillator input. A clock conditioning circuit is selectively coupleable to one of the programmable logic bloc... | 09/05/2006 |
| 7088032 | Crystal oscillator A crystal oscillator of the present invention includes: a substrate provided in a package; a heating device arranged as surrounding an internal area of the substrate on at least one of the surfaces of the substrate; a crystal resonator or a crystal element and an os... | 08/08/2006 |
| 7076870 | Manufacturing process for a surface-mount metal-cavity package for an oscillator crystal blank A surface-mount package for an oscillator crystal blank is made from a metal sheet substrate. Half-etched cavities are formed on one side of the sheet. The half-etched cavities are filled in with an insulator. The center of the insulator is drilled until metal is re... | 07/18/2006 |
| 7078952 | Device for calibrating a clock signal An integrated circuit having a clock calibration device receiving a local clock signal from an oscillator and applying a correction value to the signal to produce a corrected clock signal. The clock calibration device includes a frequency dividing module having a pr... | 07/18/2006 |
| 7071598 | Thin and highly stable piezoelectric oscillator, and thin and surface-mounting type highly stable piezoelectric oscillator A thin and highly stable piezoelectric oscillator is provided with a piezoelectric vibrator, a mother printed board which supports a piezoelectric vibrator main body on its one face and connects lead terminals to a wiring pattern, oscillating circuit parts which are... | 07/04/2006 |
| 7064617 | Method and apparatus for temperature compensation Temperature compensation is achieved by adjusting a divide ratio of a multi-modulus divider circuit in a feedback path of a phase-locked loop based on the detected temperature. The divide ratio is adjusted based on stored adjustment values stored in non-volatile mem... | 06/20/2006 |
| 7042301 | Crystal oscillator emulator A device for generating an output signal having a frequency. The device having a die temperature and including a first temperature sensor to sense a first temperature. A non-volatile memory to store calibration information for controlling the output signal frequency... | 05/09/2006 |
