http://www.freshpatents.com/Wave-transmission-lines-and-networks-dtnewntc333.php USPTO Class 333 - Wave transmission lines and networks en-us Thu, 24 Jul 2008 15:01:51 -0700 1000 Wednesday Thursday Friday Saturday Sunday 141 31 http://www.freshpatents.com/index.php?rss=true http://www.freshpatents.com/images/freshpatentsnav_rss.gif http://www.freshpatents.com/Low-loss-combiner-for-narrowband-and-wideband-rf-signals-dt20080717ptan20080169878.php Thu, 24 Jul 2008 15:01:51 -0700 A combiner includes a circulator having a series of at least three sequential ports such that a signal input into a port is transmitted as an output at the next sequential port. A bandpass filter has a pass band and is coupled to a first port of the circulator such... http://www.freshpatents.com/Tunable-microwave-devices-with-auto-adjusting-matching-circuit-dt20080717ptan20080169879.php Thu, 24 Jul 2008 15:01:51 -0700 An embodiment of the present invention provides an apparatus, comprising a filter; and a matching network coupled to the filter, the matching network including a plurality of voltage tunable dielectric varactors.... http://www.freshpatents.com/Tunable-microwave-devices-with-auto-adjusting-matching-circuit-dt20080717ptan20080169880.php Thu, 24 Jul 2008 15:01:51 -0700 An embodiment of the present invention provides an apparatus, comprising a delay line and a matching network coupled to the delay line, the matching network including a plurality of voltage tunable dielectric varactors.... http://www.freshpatents.com/System-and-method-for-effectively-performing-a-clock-signal-distribution-procedure-dt20080717ptan20080169888.php Thu, 24 Jul 2008 15:01:51 -0700 A system and method for effectively performing a clock signal distribution procedure includes a clock generator configured to generate one or more clock signals that include electronic timing information. A clock load utilizes the electronic timing information from the clock signals to synchronize appropriate system processes. Capacitive coupling means are... http://www.freshpatents.com/Radio-frequency-assembly-and-a-multiport-switch-having-the-same-dt20080717ptan20080169881.php Thu, 24 Jul 2008 15:01:51 -0700 An RF assembly of a multiport switch is disclosed. The RF assembly includes an RF cavity housing and a cover. The RF cavity housing includes a common port defined by a cavity in a surface of the RF cavity housing and at least another port defined by a trough in... http://www.freshpatents.com/Filter-including-acoustic-wave-filters-connected-in-parallel-dt20080717ptan20080169882.php Thu, 24 Jul 2008 15:01:51 -0700 A filter includes: a first acoustic wave filter having acoustic wave filters cascaded, an input stage of the acoustic wave filters including a first multimode filter; a second acoustic wave filter having acoustic wave filters cascaded, an input stage of these acoustic wave filters including a second multimode filter having... http://www.freshpatents.com/Lc-resonant-circuit-dt20080717ptan20080169883.php Thu, 24 Jul 2008 15:01:51 -0700 An LC resonant circuit. The LC resonant circuit comprises an inductor and a conductor. The inductor is an electrode plate of a capacitor. The conductor is over, under, or on both sides of the inductor and used as the other electrode plate of the capacitor.... http://www.freshpatents.com/Piezoelectric-thin-film-resonator-acoustic-wave-device-and-method-for-fabricating-the-acoustic-wave-device-dt20080717ptan20080169885.php Thu, 24 Jul 2008 15:01:51 -0700 A piezoelectric thin-film resonator includes: a lower electrode provided on a substrate; a piezoelectric film provided on the lower electrode; an upper electrode provided on the piezoelectric film so as to face the lower electrode across the piezoelectric film to thus define a resonance portion; and a weight load film... http://www.freshpatents.com/Thin-film-bulk-acoustic-wave-resonator-structure-and-filter-and-radio-frequency-module-using-them-dt20080717ptan20080169884.php Thu, 24 Jul 2008 15:01:51 -0700 A thin film bulk acoustic wave (BAW) resonator structure and filter which can be fabricated by inexpensive manufacturing techniques and in smaller size than conventional such products are to be provided. The BAW resonator structure and filter have a substrate, a first BAW resonator placed over the substrate, an acoustic... http://www.freshpatents.com/Acoustic-wave-filter-device-dt20080717ptan20080169886.php Thu, 24 Jul 2008 15:01:51 -0700 In an acoustic wave filter device, a first filter circuit portion includes a first inductor provided in a series arm that couples an input terminal and an output terminal is serially connected to a first acoustic wave resonator, and a second filter circuit portion includes a second inductor provided in... http://www.freshpatents.com/Integrated-bandpass-bandstop-coupled-line-filter-dt20080717ptan20080169887.php Thu, 24 Jul 2008 15:01:51 -0700 An apparatus and method for attenuating selected frequency bands in a microstrip filter having a plurality of microstrip resonators. The filter comprises plural resonators, a first of the plural resonators is operatively connected to a first feed point and a second of the plural resonators is operatively connected to a...