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| Number | Title | Issue Date |
| 8120443 | Radiofrequency or hyperfrequency circulator A circulator with at least three ports (p1, p2, p3) comprises two identical electromechanical micro-switches of the series type (MEMS1, MEMS2) formed on the same substrate, a first micr... | 02/21/2012 |
| 7859360 | Method and system for controlling MEMS switches in an integrated circuit package Methods and systems for controlling MEMS switches in an integrated circuit package are disclosed and may include controlling one or more arrays of MEMS switches utilizing a control chip. The arrays of MEMS switches and one or more circuit components may be integrate... | 12/28/2010 |
| 7675383 | Switch circuit A switch circuit includes: a first input and output terminal; a first inductor connected with the first input and output terminal; a capacitor connected with the first inductor; a second input and output terminal connected with the capacitor; a first MEMS switch con... | 03/09/2010 |
| 7605675 | Electromechanical switch with partially rigidified electrode An electromechanical switch with a rigidified electrode includes an actuation electrode, a suspended electrode, a contact, and a signal line. The actuation electrode is disposed on a substrate. The suspended electrode is suspended proximate to the actuation electrod... | 10/20/2009 |
| 7602261 | Micro-electromechanical system (MEMS) switch An electromechanical switch includes an actuation electrode, a cantilever electrode, a contact, a suspended conductor, and a signal line. The actuation electrode is mounted to a substrate, the cantilever electrode is suspended proximate to the actuation electrode, a... | 10/13/2009 |
| 7554421 | Micro-electromechanical system (MEMS) trampoline switch/varactor A micro-electromechanical device includes an actuation electrode and a suspended electrode. The actuation electrode is disposed on a substrate. The suspended electrode is suspended proximate to the actuation electrode. The suspended electrode includes support member... | 06/30/2009 |
| 7511593 | DVI-compatible multi-pole double-throw mechanical switch In a multi-pole, double-throw switch, three multi-terminal device connectors are coupled to a printed circuit board, along with two header connectors and a movable array. A pcb trace electrically couples each terminal of each device connector to one or more correspo... | 03/31/2009 |
| 7501911 | Vertical comb actuator radio frequency micro-electro-mechanical system switch A vertical comb actuator radio frequency (RF) micro-electro-mechanical system (MEMS) switch. The RF MEMS switch includes a substrate; first and second signal lines spaced at a predetermined interval from each other and deposited on an upper surface of the substrate;... | 03/10/2009 |
| 7495527 | Connector activated RF switch An RF switch (104) that is activated by the insertion of a connector. The RF switch (104) can comprise one or more antenna adapters that can be formed by a number of predetermined RF connector types. The RF switch can include a switch housing (204 | 02/24/2009 |
| 7463113 | Apparatus and methods relating to electrically conductive path interfaces disposed within capacitor plate openings A first and second capacitor plate are provided (101 and 102). Each capacitor plate has an opening disposed therethrough with the second capacitor plate being disposed substantially opposite the first capacitor plate. A first electrically conductive pa... | 12/09/2008 |
| 7463114 | Radio frequency assembly and a multiport switch having the same 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 the ... | 12/09/2008 |
| 7420135 | Micro electro-mechanical system switch and method of manufacturing the same A micro electro-mechanical system (MEMS) switch and a method for manufacturing the same are provided. The MEMS switch includes a substrate; signal lines formed on the substrate; main electrodes spaced apart by a distance and formed over the substrate; an actuating b... | 09/02/2008 |
| 7417515 | On-chip TX/RX antenna switching An on-chip antenna switching scheme for Gigahertz frequencies where for the transmission path a first on-chip switching means is coupled between an on-chip power amplifier and an antenna. In the receiving path a second on-chip switching means at an input to an on-ch... | 08/26/2008 |
| 7405639 | Switch A switch includes a first member, one end of which being secured to a substrate, multiple first beam portions respectively having multiple first contact portions, one ends of the multiple beam portions being secured to the first member, multiple contact switch porti... | 07/29/2008 |
| 7405635 | MEMS switch It is to provide an MEMS switch easy to manufacture, microscopic, and capable of obtaining a sufficient ON/OFF capacitance change ratio. An MEMS switch includes a substrate 46, a conductive beam 42 formed on a surface of the substrate, and three... | 07/29/2008 |
| 7394332 | Micro-cavity MEMS device and method of fabricating same A MEM switch is described having a free moving element within in micro-cavity, and guided by at least one inductive element. The switch consists of an upper inductive coil; an optional lower inductive coil, each having a metallic core preferably made of permalloy; a... | 07/01/2008 |
| 7368998 | Inductor element containing circuit board and power amplifier module An inductor element containing circuit board of the present invention comprises a plurality of conductive layers, and a conductor having an inductor function (inductor conductor segment) in one or more of the conductive layers, wherein at least part of the inductor ... | 05/06/2008 |
| 7369810 | Satellite transponder architecture with integral redundancy and beam selection capabilities A transponder system that integrates redundancy and beam selection capabilities is disclosed. The transponder system comprises an amplifier network having a plurality of amplifiers; an antenna network, comprising a plurality of antennae; an output switching network,... | 05/06/2008 |
| 7366629 | High frequency module board device The present invention relates to a high frequency module board device having a high frequency transmitting and receiving circuit for modulating and demodulating a high frequency signal. The high frequency module board device comprises a base board (2) whose m... | 04/29/2008 |
| 7358579 | Reducing the actuation voltage of microelectromechanical system switches A microelectromechanical system switch may include a relatively stiff cantilevered beam coupled, on its free end, to a more compliant or flexible extension. A contact may be positioned at the free end of the cantilevered beam. The extension reduces the actuation vol... | 04/15/2008 |
| 7342314 | Device having a useful structure and an auxiliary structure The present invention provides a device having a useful structure which is arranged on a substrate and has a useful structure side edge. In addition, an auxiliary structure is arranged on the substrate adjacent to the useful structure, the auxiliary structure having... | 03/11/2008 |
| 7324350 | MEMS RF switch module including a vertical via An apparatus and method to provide a micro-electromechanical systems (MEMS) radio frequency (RF) switch module with a vertical via. The MEMS RF switch module includes a MEMS die coupled to a cap section. The vertical via passes through the cap section to electricall... | 01/29/2008 |
| 7321275 | Ultra-low voltage capable zipper switch An electromechanical switch includes an actuation electrode, an anchor, a cantilever electrode, a contact, and signal lines. The actuation electrode and anchor are mounted to a substrate. The cantilever electrode is supported by the anchor above the actuation electr... | 01/22/2008 |
| 7319580 | Collapsing zipper varactor with inter-digit actuation electrodes for tunable filters According to one embodiment a microelectromechanical (MEMS) switch is disclosed. The MEMS switch includes a substrate, a plurality of actuation electrodes mounted on the substrate, a plurality of bottom electrodes mounted on the substrate, a capacitor having subcomp... | 01/15/2008 |
| 7312677 | Micro-switching element fabrication method and micro-switching element A method is provided for making a micro-switching element. The switching element includes a substrate, two supporting members fixed to the substrate, and a movable beam bridging between the supporting members. The beam includes a membrane, a movable contact electrod... | 12/25/2007 |
| 7310033 | MEMS switch electrode configuration to increase signal isolation A microelectromechanical system (MEMS) switch is provided which includes a moveable electrode with an opening arranged over at least a portion of the signal trace. In some cases, the opening may include a notch arranged along a periphery of the moveable electrode. I... | 12/18/2007 |
| 7307491 | High density three-dimensional RF / microwave switch architecture RF switching system (100, 200) formed from a structure (102, 202) comprised of dielectric material. The structure can have two or more faces (104, 204), with at least one face located in a plane exclusive of at least a second one of the faces. F... | 12/11/2007 |
| 7304377 | Package substrate, integrated circuit apparatus, substrate unit, surface acoustic wave apparatus, and circuit device On a piezoelectric substrate 23, there are provided surface acoustic wave devices F1 and F2 in which predetermined circuit patterns are formed, and a package substrate 11 comprising side vias 16 formed in a caved manner in ... | 12/04/2007 |
| 7298228 | Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same A switch arrangement comprises a plurality of MEMS switches arranged on a substrate about a central point, each MEMS switch being disposed on a common imaginary circle centered on the central point. Additionally, and each MEMS switch is preferably spaced equidistant... | 11/20/2007 |
| 7276990 | Single-pole multi-throw switch having low parasitic reactance, and an antenna incorporating the same A switch arrangement comprises a plurality of MEMS switches arranged on a substrate about, and close to, a central point, each MEMS switch being disposed on a common imaginary circle centered on the central point. Additionally, and each MEMS switch is preferably spa... | 10/02/2007 |
| 7276991 | Multiple switch MEMS structure and method of manufacture A multiple switch MEMS structure has a higher resistance, higher durability switch arranged in parallel with a lower resistance, less durable switch. By closing the higher resistance, high durability switch before the lower resistance, less durable switch, the lower... | 10/02/2007 |
| 7274278 | Tunable micro electromechanical inductor The present invention provides a monolithic inductor developed using radio frequency micro electromechanical (RF MEMS) techniques. In a particular embodiment of the present invention, a tunable radio frequency microelectromechanical inductor includes a coplanar wave... | 09/25/2007 |
| 7271683 | Electromagnetic switch element An electromagnetic switch element that through electromechanical actuation is able to be used to influence the propagation of an electromagnetic signal within a guiding medium. An electromagnetic switch element that is activated by displacement of conducting element... | 09/18/2007 |
| 7265647 | High isolation tunable MEMS capacitive switch The systems and methods described herein provide for a radio frequency micro-electromechanical systems switch having two or more resonant frequencies. The switch can be configured as a capacitive shunt switch having a deflectable member coupled between two electrode... | 09/04/2007 |
| 7257425 | System and method for providing a smart antenna A smart external antenna module is proposed for wireless systems. The module allows the advantages of smart antennas to be easily added to existing wireless systems without any modification to the transceiver. Specifically, the smart antenna module weights and combi... | 08/14/2007 |
| 7256670 | Diaphragm activated micro-electromechanical switch A micro-electromechanical (MEM) RF switch provided with a deflectable membrane (60) activates a switch contact or plunger (40). The membrane incorporates interdigitated metal electrodes (70) which cause a stress gradient in the membrane when act... | 08/14/2007 |
| 7256669 | Method of preparing electrical contacts used in switches Processes for preparing contacts on microswitches have been invented. The first is a wet process, involving the use of one or more acids, bases and peroxides, in some formulations diluted in water, to flush the contacts. The second process involves exposing the cont... | 08/14/2007 |
| 7253709 | RF MEMS switch with spring-loaded latching mechanism Apparatus for a micro-electro-mechanical switch that provides for latching switching action. The switch has a cantilever arm disposed on a substrate that can be moved in orthogonal directions for latching and unlatching. To latch the switch, the cantilever arm is mo... | 08/07/2007 |
| 7253699 | RF MEMS switch with integrated impedance matching structure An impedance matching structure for a RF MEMS switch having at least one closeable RF contact in an RF line, the impedance matching structure comprising a protuberance in the RF line immediately adjacent the RF contact that forms one element of a capacitor, the othe... | 08/07/2007 |
| 7251069 | MEMS switch and method of fabricating the same A micro electro mechanical system switch and a method of fabricating the same. The micro electro mechanical system switch includes a substrate a plurality of signal lines formed at sides an upper surface of the substrate and including switching contact points and a ... | 07/31/2007 |
