Patent application number | Description | Published |
20110133308 | SEMICONDUCTOR DEVICE WITH OXIDE DEFINE PATTERN - A semiconductor device includes a substrate; an inductor wiring pattern overlying the substrate, wherein the inductor wiring pattern is formed in an inductor-forming region; a plurality of shielding patterns between the inductor wiring pattern and the substrate within the inductor-forming region; and at least one first oxide define (OD) pattern disposed in the substrate or between the inductor wiring pattern and the substrate. | 06-09-2011 |
20120074993 | INTEGRATED CIRCUIT DEVICE, ELECTRONIC DEVICE AND METHOD THEREFOR - An integrated circuit device includes at least one controllable oscillator including a first control port and at least one further control port, at least one frequency control module including an output arranged to provide a frequency control signal. The at least one controllable oscillator further includes at least one compensation module including an output arranged to provide at least one compensation signal. The at least one compensation module includes an integrator component arranged to receive at an input thereof a signal that is representative of a difference between the indication of the frequency control signal and a reference signal, and to output an integrated difference signal. The at least one compensation module is arranged to generate the at least one compensation signal based at least partly on the integrated difference signal output by the integrator component. | 03-29-2012 |
20120074998 | INTEGRATED CIRCUIT DEVICE, ELECTRONIC DEVICE AND METHOD FOR COMPENSATING FREQUENCY DRIFT OF A CONTROLLABLE OSCILLATOR - An integrated circuit device for compensating frequency drift of a controllable oscillator is described. The integrated circuit device includes at least one compensation module including: an input for receiving at least an indication of a frequency control signal (vci) from at least one frequency control module; and an output for providing at least one compensation signal (vct) to the controllable oscillator. The at least one compensation module is arranged to compare the at least indication of the frequency control signal (vci) with a reference voltage signal (vref); and generate the at least one compensation signal (vct) based at least partly on the comparison of the indication of the frequency control signal (vci) to the reference voltage signal (vref). | 03-29-2012 |
20120154073 | TUNABLE INDUCTOR - A tunable inductor includes a main wiring and at least one tuning module. The main wiring is arranged to encircle an inductor area of the tunable inductor. In addition, the tuning module is arranged to couple associated nodes of the main wiring. For example, each tuning module of the at least one tuning module includes a first switch positioned within the inductor area, and further includes at least one auxiliary wiring. When the first switch is turned on, the tuning module couples two nodes of the main wiring, where the at least one auxiliary wiring is arranged to couple the two nodes when the first switch is turned on. In particular, a patterned ground plane is arranged to decrease the energy loss of the tunable inductor, and more particularly, to prevent the tunable inductor from suffering energy loss. The patterned ground plane includes some conductive sections forming a W-like shape. | 06-21-2012 |
20120249195 | CLOCK GENERATING APPARATUS AND FREQUENCY CALIBRATING METHOD OF THE CLOCK GENERATING APPARATUS - A clock generating apparatus includes: a time-to-digital converter (TDC) arranged to convert a timing difference between a reference clock and a variable clock to generate a digital value; a calibrating device arranged to generate a control signal according to the digital value and the reference clock; a controllable oscillator arranged to generate an oscillating signal according to the control signal and the digital value; and a feedback device arranged to generate the variable clock to the TDC according to the oscillating signal, and the calibrating device calibrates the controllable oscillator to make the oscillating signal have a target oscillating frequency. | 10-04-2012 |
20130009680 | TEMPERATURE COMPENSATION CIRCUIT AND SYNTHESIZER USING THE TEMPERATURE COMPENSATION CIRCUIT - A temperature compensation circuit includes: a sensing circuit arranged to sense a temperature to generate a sensing signal; an operational circuit arranged to sample the sensing signal to generate a sample signal during a first phase, and arranged to generate an output signal according to the sensing signal and the sample signal during a second phase; and a capacitive circuit arranged to provide a capacitance adjusted by the output signal. | 01-10-2013 |
20130043958 | DIGITALLY CONTROLLED OSCILLATOR - A digitally controlled oscillator is provided. The digitally controlled oscillator includes a pair of transistors cross-coupled to each other, a switched capacitor array coupled to the pair of transistors and a plurality of frequency tracking units coupled to the pair of transistors. The pair of transistors provides an output signal. The switched capacitor array tunes a frequency of the output signal. The frequency tracking units tune the frequency of the output signal to a target frequency. At least one of the frequency tracking units is capable of selectively providing a first capacitance and a second capacitance. A tuning resolution of the frequency tracking unit is determined by a difference between the first and second capacitances. | 02-21-2013 |
20130142274 | SLICED TRANSMITTER FRONT-END - An embodiment of the invention provides a sliced transmitter front-end (TX FE). The sliced TX FE includes first TX FE slices and a second TX FE slice that are connected in parallel. As a whole the first TX FE slices contributes a high-gain section to a superimposed gain range of the sliced TX FE. The second TX FE slice has a gain range that constitutes a low-gain section of the superimposed gain range of the sliced TX FE. A minimum gain of the gain range of the second TX FE slice is smaller than a minimum gain of the high-gain section. | 06-06-2013 |