Abstract: Embodiments of a method for forming a field emission diode for an electrostatic discharge device include forming a first electrode, a sacrificial layer, and a second electrode. The sacrificial layer separates the first and second electrodes. The method further includes forming a cavity between the first and second electrode by removing the sacrificial layer. The cavity separates the first and second electrodes. The method further includes depositing an electron emission material on at least one of the first and second electrodes through at least one access hole after formation of the first and second electrodes. The access hole is located remotely from a location of electron emission on the first and second electrode.

Abstract: There is described a method of controlling application access to predetermined functions of a mobile device. The described method comprises (a) providing a set of keys, each key corresponding to one of the predetermined functions (361, 362, 363, 364), (b) receiving (225) an application from an application provider (220, 221, 222, 223) together with information identifying a set of needed functions, and (c) generating a signed application (301, 302, 309) by signing the received application with each of the keys that correspond to one of the needed functions identified by the received information. There is also described a device for controlling application access and a system for controlling and authenticating application access. Furthermore, there is described a computer program and a computer program product.

Abstract: Disclosed is an integrated circuit comprising a substrate (10); and an optical CO2 sensor comprising: first and second light sensors (12, 12?) on said substrate, said second light sensor being spatially separated from the first light sensor; and a layer portion (14) including an organic compound comprising at least one amine or amidine functional group over the first light sensor; wherein said integrated circuit further comprises a signal processor (16) coupled to the first and second light sensor for determining a difference in the respective outputs of the first and second light sensor. An electronic device comprising such a sensor and a method of manufacturing such an IC are also disclosed.

Abstract: An integrated power amplifier circuit is disclosed. The circuit comprises: first and second amplifiers fabricated on one or more dies, the one or more dies being mounted on a support structure; a first set of one or more connection elements connected to the first amplifier and passing above a portion of the support structure; and a second set of one or more connection elements connected to the second amplifier and passing above a portion of the support structure. The support structure comprises at least one void, at least a portion of the at least one void being positioned directly underneath at least one of the first and second sets of one or more connection elements.

Abstract: The invention provides a cascode transistor circuit with a main power transistor and a cascode MOSFET formed as an integrated circuit, packaged to form the cascode transistor circuit. A control and protection circuit is integrated into the integrated circuit together and a storage capacitor provides an energy source to drive the control and protection circuit. A charging circuit is also integrated into the integrated circuit for charging the storage capacitor.

Abstract: An electronic device (100), the electronic device (100) comprising a substrate (101), a convertible structure (102) arranged on and/or in the substrate (101), being convertible between at least two states by heating and having different electrical properties in different ones of the at least two states, wherein the convertible structure (102) has a first portion having a first width (w1), and has a second portion having a second width (w2), the second width (w2) being smaller than the first width (w1), and a protrusion (108) protruding through the convertible structure (102) to thereby narrow the second portion of the convertible structure (102) from the first width (w1) to the second width (w2).

Abstract: A multiband antenna comprising a substrate having first and second surfaces. A first conductive plate located on the first surface comprises a first conductive region couplable to ground by a shorting element, and a second conductive region. The first and second conductive regions are located to define a gap therebetween. The antenna also has a second conductive plate on the substrate's second surface. The second conductive plate is coupled to a signal terminal of a feeding port and positioned to provide capacitance with the first conductive region. The antenna also has a third conductive plate on the substrate's second surface. The third conductive plate is positioned to provide capacitance with the second conductive region, and a connecting conductor configured to electrically couple the third conductive plate to the second conductive region.

Abstract: A method for obfuscating functionality of computer software is disclosed. In an embodiment, the method involves determining a first set of instructions needed to perform a target operation and a second set of instructions for at least one or more additional operations. The second set of instructions is tuned to contain instructions such that, by executing the second set of instructions, the function of the first set of instructions can be performed. Once the first and second sets of instruction are determined and tuned, a code library is created and code fragments in the library correspond to code needed to perform the function of the first set of instructions when executed. Instructions are then added to the second set of instructions such that, when executed, will cause the functionality of the first set of instructions to be achieved.

Abstract: A system and method of locating a key are disclosed. The key is configured to communicate with a base station through a plurality of antennas that are coupled to the base station. The method includes turning off each of the plurality of antennas, turning on one of the plurality of antennas, measuring a first received signal strength, turning off the one of the plurality of antennas and measuring a second received signal strength. The key is determined to be located within a predefined area if the difference between the first received signal strength and the second received signal strength is above a preset threshold.

Abstract: LED driver arrangements are disclosed comprising: an input; a plurality of switched mode boost converters, each connected to the input; and a plurality of outputs, each output having a different voltage and being for driving at least one LED string; wherein each of the plurality of switched mode boost converters is configurable to output of any one of the plurality of outputs. Controllers for such arrangements are also disclosed.

Abstract: A battery comprises a carrier foil, with solid state battery elements spaced along the foil and mounted on opposite sides of the foil in pairs, with the battery elements of a pair mounted at the same position along the foil. The carrier foil is folded to define a meander pattern with battery element pairs that are adjacent each other along the foil arranged back to back.

Abstract: Video decoder apparatus and method, for decoding a motion-compensated transform-coded video stream. The apparatus has: a first mode in which it is operable to decode the video stream at a first resolution, and wherein a motion-compensation step of the decoding is performed in the image-domain. It also has a second mode in which it is operable to decode the video stream at a second resolution, and wherein at least one motion-compensation step is performed in the transform-domain. The decoder is adapted to switch between the two modes while decoding the video stream.

Abstract: The invention is related to a device (DEV) for applying operating data (OPDAT) of said device (DEV) and/or data associated (ASDAT) with playback data (PLDAT) played by said device (DEV) to a remote device (RD). The device (DEV) comprises a memory (MEM) and a power supply (POW, BAT) arranged to power said device (DEV) and said memory (MEM). Operating data (OPDAT) and/or said associated data (ASDAT) are stored in said memory (MEM) during operation of said device (DEV). Subsequently said data (OPDAT, ASDAT) can be read by means of said remote device (RD) being in the proximity of device (DEV). According to the invention said memory (MEM) is designed to be powered by means of radio waves emitted by the remote device (RD). Hence data (OPDAT, ASDAT) can even be read if the power supply (POW, BAT) is not available, because it is switched off or broken for example.

Abstract: One example discloses a system for filtering digital certificates within a communications network, comprising: a first set of network-nodes, having a first attribute and a respective first set of digital certificates; a second set of network-nodes, having a second attribute and a respective second set of digital certificates; and a digital certificate authority, having a digital certificate validity list which includes the first and second sets of digital certificates; wherein the certificate authority filters the validity list based on the first attribute and transmits the filtered validity list to the first set of network nodes. Another example discloses a method for filtering digital certificates, comprising: maintaining a digital certificate validity list; identifying a set of network-nodes, having an attribute; filtering the validity list based on the attribute; and transmitting the filtered validity list to the set of network-nodes.

Abstract: Consistent with an example embodiment there is an electromagnetic induction field communication system, illustratively, for communicating on or around the body. Two transceivers (or receiver and transmitter) contain coils and capacitors suitable for generating an electromagnetic induction field surrounding the body and are capable of communicating therebetween.

Abstract: Capacitance multiplier circuitry provides an increased equivalent capacitance, and may be implemented using a desirably small footprint. As may be implemented in accordance with one or more embodiments, a capacitor provides a first capacitance across first and second plates, and capacitance multiplier circuitry operates with the capacitor to provide a second equivalent capacitance that is a multiple of the first capacitance. The capacitance multiplier circuitry includes a first circuit path having a first resistor between the first plate and a common terminal, and a second circuit path having a switch and a second resistor between the second plate and the common terminal. An amplifier has differential inputs respectively corresponding to the first and second circuit paths and provides the second equivalent capacitance by controlling operation of the switch based upon the differential inputs and the respective resistances provided by the resistors in the first and second circuit paths.

Abstract: A variety of circuits, methods and devices are implemented for providing an adjustable resistance. According to one such implementation an adjustable resistive device includes a metal-oxide semiconductor (MOS) transistor having a gate, a drain, a source, and a body. First circuitry controls a resistance from drain to source by applying a gate voltage that is a function of a variable control input. Second circuitry adjusts a voltage at the body according to a drain voltage and a source voltage, whereby the resistance from drain to source is substantially linear for a given value of the variable control input and over a voltage range.

Abstract: An isolated semiconductor circuit comprising: a first sub-circuit and a second sub-circuit; a backend that includes an electrically isolating connector between the first and second sub-circuits; a lateral isolating trench between the semiconductor portions of the first and second sub-circuits, wherein the lateral isolating trench extends along the width of the semiconductor portions of the first and second sub-circuits, wherein one end of the isolating trench is adjacent the backend, and wherein the isolating trench is filled with an electrically isolating material.

Abstract: Multi-frame trick play clips of the stored performance are selected for playing in a trick play mode, portions between the trick play clips, at least as long as the trick play clips, are skipped in the trick play mode. The trick play clips are sufficiently long and presented at a sufficiently low speed so that the content of the trick play clips can be understood by a human audience.

Abstract: A system incorporated in a vehicle is disclosed. The system includes a communication system including a text messaging communication hardware to receive a message via a text messaging service. The message includes a command. The system also includes a microcontroller, coupled to the communication system and a machine control system, to execute the command through the machine control system. The machine control system is configured to control components of the vehicle. The microcontroller is configured to determine if a configuration allows execution of the received command and to return a response to the communication system.