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WO/2008/153579A1 |
Electrical distribution systems implementing micro-electromechanical system based switching devices. Exemplary embodiments include a method in an electrical distribution system, the method including determining if there is a fault condit...
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WO/2008/131088A1 |
A microelectromechanical system (MEMS) device includes an actuator having a plurality of charge collection elements. At least one of the charge collection elements is configured to build up electrical charges by directly interacting with...
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WO/2008/110389A1 |
The invention relates to a micromechanical switch device for switching an interrupted HF signal line which is provided on a substrate. The inventive device comprises a switch part and a cover which closes the switch part and is character...
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WO/2008/107573A1 |
The invention relates to a micro-relay (1) including an electrode (2) capable of translation displacement between a pair of upper contacts (3.1, 3.2) and a pair of lower contacts (4.1, 4.2). The displacements of the electrode (2) are con...
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WO/2008/077581A1 |
Integrated arrangement with a circuit and a MEMS circuit element (500), wherein the circuit has a plurality of semiconductor components (400) which are interconnected via metallic conductor tracks (101...104, 201...204, 301...304) in mul...
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WO/2008/080086A1 |
A method of driving a switch having a movable member and a contact first applies (to the switch) a first signal having a first level, and then applies a second signal having a second level to the switch (after applying the first signal)....
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WO/2008/076448A1 |
MEMS switches are formed with membranes or layers (64) that are deformable upon the application of a voltage. The MEMS switches may comprise compliant terminals (82) and/or contact conductors (58) to produce contact swiping.
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WO/2008/064216A2 |
A micro-electromechanical system switch includes a substrate (40) and a plurality of actuating electrodes (3000) formed the substrate wherein each actuating electrode is activatable. A cantilever beam (10) has a first end and a second en...
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WO/2008/033213A2 |
An apparatus includes a mechanical switch. The mechanical switch includes a bilayer (10, 24) with first and second stable curved states. A transformation of the bilayer from the first state to the second state closes the switch.
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WO/2008/017978A2 |
The proposed invention application describes a novel configuration of an extremely small self-locking switching component, based on micro- electromechanical systems (MEMS) technology. Conventional MEMS switches need a continual control s...
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WO/2008/010436A1 |
A variable capacitance element (1) is composed of a substrate (2), a driving electrode (4), a supporting section (5), a movable body (8), a fixed electrode (12), a movable electrode (13) and the like. When the element is operating, the m...
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WO/2007/145294A1 |
Provided is a high-speed response and low voltage driven electromechanical element having a mechanism for adjusting a spring constant of a movable electrode. A substrate is provided with a first electrode, a second electrode at a prescri...
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WO/2007/138102A1 |
The invention relates to a micro switch structure comprising: a substrate (1) covered by a passivation layer (2), a first signal line LS-IN and a second signal line LS-OUT being each located in the extension of the other and separated by...
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WO/2007/125969A1 |
A micro machine switch is provided to switch electric connection between signal electrodes in response to a control signal from an outside. The control signal is comprised of a first control signal for connecting the signal electrodes fo...
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WO/2007/105686A1 |
A high-productivity matrix relay having excellent expandability capable of altering the number of contact circuits easily as required and requiring fewer components to be inventory-controlled and fewer assembling manhours. The row leads ...
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WO/2007/084072A1 |
The invention relates to a method, a system and a multi stable arranged to switch the configuration of the signal path for electrical signals comprising a first moving element (12) and a second moving element (14), wherein the first and ...
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WO/2007/078589A1 |
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 ...
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WO/2007/072407A2 |
A tuneable capacitor arrangement for RF use has two series coupled MEMS variable capacitors (C1,C2;C4,C5,C6,C7), varied according to a control signal. The series coupling enables the capacitor to withstand a higher voltage since this is ...
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WO2007022500B1 |
A plate-based microelectromechanical system (MEMS) switch (20) is provided which includes a moveable plate (22) suspended above a substrate and a plurality of arms (36) extending from the periphery of the moveable plate (22) . The moveab...
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WO/2007/072404A2 |
An RF MEMS tuneable arrangement, e.g. variable capacitor, having two or more tunable devices, e.g. variable capacitances, a coupling circuit arranged to couple the tunable devices together to provide a combined output, e.g. a combined ca...
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WO/2007/059958A1 |
Device for connecting two points in an electrical circuit. The device behaves externally like an individual relay, but comprises a first MEMS relay and at least a second MEMS relay. Each relay has four condenser plates (Aa, Ac, Ab, Ab) a...
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WO/2007/059634A1 |
An actuator comprising a movable electrode (10) and a static electrode (40). This actuator is actuateable using an electrical potential difference that is applied between the movable electrode (10) and the static electrode (40). The actu...
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WO/2007/059635A1 |
Micro-electromechanical (MEMS) contact configuration is proposed comprising a static contact (3) with at least one contact surface (19a’, 19b’) and a movable contact (2) with at least one corresponding contact surface (19a, 19b). Par...
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WO/2007/061406A1 |
A MEMS device is electrically actuated with a voltage placed across a first electrode (702) and a moveable material (714). The device may be maintained in an actuated state by latch electrodes (730a, 730b) that are separate from the firs...
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WO/2007/052039A1 |
A non-volatile memory device and method of manufacturing a non-volatile micro-electromechanical memory cell. The method comprises the first step of depositing a first layer of sacrificial material on a substrate by use of Atomic Layer De...
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WO/2007/043006A2 |
A micro-electromechanical device has a substrate (60), a movable element (15), a pair of electrodes (40) arranged on the substrate and on the movable element to move the movable element, and a controller (50) to supply the electrodes. To...
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WO/2007/008535A1 |
A micro-machined switching system for equalizing an electrical property, such as charge due to parasitic capacitance formed at an input and an output of a micro-machined switching device. The micro-machined switching device may be a MEMS...
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WO/2007/002549A1 |
An electromechanical switch (l00) includes an actuation electrode (110), an anchor (115), a cantilever electrode (105), a contact (120), and signal lines. The actuation electrode (110) and anchor (115) are mounted to a substrate (130). T...
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WO/2006/130400A2 |
A Micro-Electro-Mechanical system (MEMS) device includes a doped semiconductor layer that is disposed outwardly from a substrate. The MEMS device further includes an insulation layer that is disposed outwardly from and in contact with th...
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WO/2006/120810A1 |
There is disclosed a switching element including a first input/output electrode, a movable portion which repeats contact/non-contact with respect to the first input/output electrode, a second input/output electrode connected with the mov...
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WO/2006/117709A2 |
The present invention provides a capacitive RF-MEMS device comprising a vertically integrated decoupling capacitor (14). The decoupling capacitor (14) therefore does not take extra area. Furthermore, the RF-MEMS according to the inventio...
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WO/2006/106060A1 |
The invention concerns a microsystem capable of being used in a switching electrical appliance for switching an electric circuit between an open position and a closed position. More specifically, said microsystem comprises a part (1, 10,...
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WO/2006/105031A1 |
A microelectromechanical (MEMS) switch is disclosed. The MEMS switch includes a substrate (205), a plurality of actuation electrodes (230) mounted on the substrate, a plurality of bottom electrodes (210) mounted on the substrate, a capac...
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WO/2006/105265A2 |
A capacitive RF switch and DC RF switch include a fixed electrode having a thin layer of metal and at least one pull-down electrode. A moving plate has a plurality of corrugations and a selective finger design. The capacitive switch incl...
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WO/2006/099945A1 |
The RF MEMS switch comprising micromechanical switching means that are carried by a substrate (1) and that can be actuated between two positions: a first position (off-state/ figure 1) and a second position (on- state), and actuation mea...
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WO/2006/080062A1 |
A switch circuit comprising a first input/output terminal; a first inductor connected to the first input/output terminal; a capacitor connected to the first inductor; a second input/output terminal connected to the capacitor; a first MEM...
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WO/2006/077987A1 |
There is provided an electro-mechanical switch capable of performing high-speed switching response with a low drive voltage. An electro-mechanical switch main body (10) which is a MEMS switch includes a first movable electrode (14) and a...
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WO/2006/072170A1 |
The present invention provides a micro-electromechanical relay that can produce low electrical contact resistance, and is capable of mechanical latching. More specifically, the present invention combines the clamping actions of cantileve...
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WO/2006/056945A1 |
An electrophoretic display panel having picture elements (64) is provided with a switchable foil element (65). By addressing with a mechanical switch the low threshold voltage of current electrophoretic material need not be a problem. Wh...
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WO/2006/046194A1 |
A micro-electromechanical device has a substrate (10), a movable element, movable towards the substrate by electrostatic forces on electrodes, facing surfaces of the movable element and the substrate being shaped such that one or more ve...
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WO/2006/046193A1 |
The electronic device comprising a micro-electromechanical systems (MEMS) element at a first side of a substrate (14). The MEMS element comprises a first electrode (101) and a second electrode (11), that is part of a movable element and ...
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WO/2006/046192A1 |
A MEM device has a movable element (30) , a pair of electrodes (e1, e2) to move the movable element, one electrode having an independently movable section (e3), resiliently coupled to the rest of the respective electrode to provide addit...
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WO/2006/043542A1 |
An electromechanical switch having a mechanism for preventing self actuation is provided so as to realize a highly reliable electromechanical switch, and electronic equipment using the electromechanical switch is provided. An electromech...
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WO/2006/036560A2 |
MEMS switches are formed with membranes or layers that are deformable upon the application of a voltage. In some embodiments, the application of a voltage opens switch contacts.
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WO/2006/033271A1 |
A microswitch for switching a signal path of a high frequency signal. The microswitch is provided with a circuit board; a pair of first feed through wirings arranged apart from each other on the circuit board for electrically connecting ...
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WO/2006/027113A1 |
A phase shifter device (1) for a portable communication device, said phase shifter device (1) comprising: a first in-port (22) for an incoming RF signal, and a second out-port (24) for an outgoing RF signal; a phase switch device (20) in...
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WO/2006/021612A1 |
A micro-mechanical clutch. The clutch comprises a clutch built on semiconductor film (100) and a component (110) built at least partly overlapping it and integrated with it. To the area, the motion of which is caused by the clutch, a vol...
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WO/2006/023724A1 |
A microelectromechanical system (MEMS) switch is provided which includes a multiple of three support arms extending from the periphery of a moveable electrode. In addition, MEMS switch includes a plurality of contact structures having po...
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WO/2006/023809A1 |
A microelectromechanical system (MEMS) switch is provided which includes a moveable electrode (32) with an opening (49) arranged over at least a portion of the signal trace (28). In some cases, the opening may include a notch (34) arrang...
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WO2005114740B1 |
Electronic devices (10,30,50) utilizing electrically-controlled liquid components to accomplish device switching. Electric fields are used in a device structure to manipulate the position and/or geometrical shape of a conductive fluid or...
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