| 07th week of 2010 patent applcation highlights part 19 |
| Patent application number | Title | Published |
|---|
| 20100039164 | FIELD EFFECT TRANSISTOR WITH SHIFTED GATE - A field effect transistor has a shifted gate such that the gate-source distance depends on the ratio of the threshold voltage to the drain voltage. In one embodiment, a switch may include two FETs: one FET in a series configuration and one FET in a shunt configuration. Providing a switch having at least one FET with a shifted gate allows increasing switching speed and decreasing insertion loss. | 2010-02-18 |
| 20100039165 | CURRENT CONTROLLER AND METHOD THEREFOR - In one embodiment, a current controller is configured to control a value of the current without regulating a voltage formed by the controller. | 2010-02-18 |
| 20100039166 | CIRCUIT FOR GENERATING NEGATIVE VOLTAGE AND A SEMICONDUCTOR MEMORY APPARATUS USING THE SAME - A circuit for generating negative voltage includes a variable period oscillator configured to generate an oscillator signal enabled in response to a detection signal and to determine a period of the oscillator signal in response to a control signal, a pump configured to perform pumping operations in response to the oscillator signal and to generate a negative voltage by the pumping operations, a negative voltage detecting unit configured to detect the level of the negative voltage to generate the detection signal, and a gate-induced drain leakage current detecting unit configured to measure the amount of a gate-induced drain leakage current to generate the control signal. | 2010-02-18 |
| 20100039167 | Charge Pump Circuit - A charge pump circuit includes a switch unit adapted to transmit charges from the input of the charge pump to the output of the charge pump; a transmission unit adapted to control turn-on or cut-off of an MOS transistor in the switch unit; and a charging unit in one-to-one correspondence with a PMOS transistor in the switch unit and adapted to store charges to boost the transmission voltage. The embodiment of the invention adopts a first NMOS transistor and at least one PMOS transistor as the switch unit during transmission of the charges, so that normal work can be enabled with high transmission efficiency in the case of a low source voltage. | 2010-02-18 |
| 20100039168 | BIAS NETWORK - A network having a current mirror comprising: a output transistor having a gate electrode for controlling a first current between a first electrode and a second electrode, the first electrode being coupled to a positive reference potential and the second electrode being connected to ground. A second transistor has a gate electrode for controlling a second current between a first electrode and a second electrode of the second transistor. The gate electrodes are connected together to produce the first current and the second current with equal current densities. A first portion of current from a current source is fed to the first electrode of the second transistor and a second portion of current from the current source is fed to a bias voltage producing circuit producing a bias voltage at the gate electrode of the output transistor for tracking variations in the first current passing through the output transistor. | 2010-02-18 |
| 20100039169 | BIAS VOLTAGE GENERATION CIRCUIT AND DRIVER INTEGRATED CIRCUIT - A bias voltage generation circuit includes a data holding section, a correction value storage section, a computing circuit, a voltage dividing circuit and a selection circuit. The data holding section holds a variable n-bit data value that is set from an exterior, wherein n is a positive integer. The correction value storage section stores an n-bit correction value for correcting the n-bit data value. The computing circuit computes the n-bit data value and the n-bit correction value, and outputs an n-bit computing result. The voltage dividing circuit divides a reference voltage into 2 | 2010-02-18 |
| 20100039170 | NEGATIVE SUPPLY VOLTAGE GENERATING CIRCUIT AND SEMICONDUCTOR INTEGRATED CIRCUIT HAVING THE SAME - A negative supply voltage generating circuit includes a pulse generating circuit and a charge pump. The pulse generating circuit generates a first pulse signal and a second pulse signal in response to a clock signal. The first and second pulse signals have pulse widths different from each other. The charge pump generates a negative supply voltage by performing a charge pumping operation in response to the first and second pulse signals, and has a time interval between a switch-on time duration for charging a flying capacitor and a switch-on time duration for transmitting charges to an output capacitor. | 2010-02-18 |
| 20100039171 | CURRENT LIMIT CIRCUIT AND SEMICONDUCTOR MEMORY DEVICE - A current limit circuit comprising: a current limit element for limiting an output current level to within a predetermined range of a limiting current and including a first PMOS transistor having a source to which a predetermined voltage is applied and a drain through which the output current is supplied; and a gate voltage generating circuit for generating a gate voltage by a feedback control such that a difference between the predetermined voltage and a gate voltage of the first PMOS transistor coincides with a threshold voltage of a second PMOS transistor having approximately the same characteristic as that of the first PMOS transistor in a state in which a predetermined current is flowing through the second PMOS transistor. | 2010-02-18 |
| 20100039172 | Ideal-like band-pass filter and single-frequency filter - A near ideal single frequency and band pass filter comprises: an input unit, a filter combination, and an output unit. The input unit accepts an input signal which can be expressed with a mathematical formula f(t). The filter combination comprises a plurality of filters, wherein each filter can generate a control signal and performs the signal filtering process based on the control signal. The control signal can be expressed with a mathematical formula hde(θ). The filter combination processes the input signal based on a set of a plurality of control signals by means of the following formula: | 2010-02-18 |
| 20100039173 | SINGLE-ENDED SENSE AMPLIFIER USING DYNAMIC REFERENCE VOLTAGE AND OPERATION METHOD THEREOF - A single-ended differential sense amplifier comprises a dynamic reference voltage generation circuit and a differential sense amplifier circuit. Input data with an input data line voltage is provided to the differential sense amplifier circuit. The input data line voltage also feeds back to the dynamic reference voltage generation circuit, which then generates a dynamic reference voltage based on the input data line voltage. The differential sense amplifier circuit is coupled to the dynamic reference voltage generation circuit and receives the dynamic reference voltage for determining the input data. The dynamic reference voltage increases and the input data line voltage decreases when reading the input data of a logic state, e.g., logic “0.” | 2010-02-18 |
| 20100039174 | RF SYSTEM LINEARIZER USING CONTROLLED COMPLEX NONLINEAR DISTORTION GENERATORS - A linearizer reduces nonlinear intermodulation distortion in radio frequency and microwave systems by first directly generating in-phase and quadrature nonlinear intermodulation products of the system input. Controllable amounts of each phase are then added back into the system such that the vector sum of nonlinear intermodulation products at the output is reduced or eliminated by destructive interference, while the fundamentals are substantially unaffected. The quadrature distorted signals are generated with two lightly-biased and thus overdriven differential pairs having gain-determining degeneration impedances that are in quadrature with each other The amount of each quadrature phase summed to the output is controlled with electronically tunable four-quadrant variable attenuators. The quadrature phasing enables rapidly convergent tuning to minimize distortion using conventional scalar spectral analysis. The advantages of a linearizer using rectangular vector coordinate system are significant. | 2010-02-18 |
| 20100039175 | DRIVING AMPLIFIER CIRCUIT WITH DIGITAL CONTROL AND DC OFFSET EQUALIZATION - A driving amplifier circuit includes: a first driver for sourcing a load current to a load; a second driver for sinking the load current from the load; a first operational amplifier (op-amp) for driving the first driver; a second operational amplifier for driving the second driver; a first bias circuit for biasing the first driver; a second bias circuit for biasing the second driver; an enabling circuit for enabling either the first bias circuit or the second bias circuit according to a control signal; a digital control circuit for monitoring currents of the first driver and the second driver to generate the control signal; and an offset equalization circuit, coupled between an internal node of the first operational amplifier and an internal node of the second operational amplifier, for adjusting DC offset of at least one of the first operational amplifier and the second operational amplifier. | 2010-02-18 |
| 20100039176 | SYNCHRONIZED TEMPERATURE PROTECTION FOR CLASS-AB AMPLIFIERS - The present invention relates to a synchronization circuit for an integrated amplifier provided with a bandwidth control in accordance to a bandwidth control signal, wherein said synchronization circuit comprises a control terminal for a control signal and rank selector means connected to an internal control signal and being configured to emboss said internal control signal to said control terminal, if said internal control signal has a higher rank in accordance to a predetermined ranking criteria in comparison to said control signal. Further, the present invention relates to a respective synchronization method for continuously communicating and synchronizing of a common control signal for multiple circuits. One preferred application of the invention is in temperature protection by a synchronized bandwidth control for multiple class-AB amplifiers by means of only one additional terminal pin per amplifier. In such multi-channel amplifier configuration, the hottest amplifier dictates the amount of bandwidth reduction. By the invention the individual amplifiers can communicate about their individual temperatures, by which the temperature of the actual hottest amplifier and the respective required bandwidth reduction is determined and provided to each individual amplifier for a synchronized bandwidth reduction. Thus, in three channel RGB-amplifiers the signal integrity is advantageously maintained. | 2010-02-18 |
| 20100039177 | Amplifier Arrangement and Method for Amplification - An amplifier arrangement comprises a first transistor ( | 2010-02-18 |
| 20100039178 | AMPLIFIER CIRCUIT - An amplifier circuit includes an amplifier unit and a current control circuit as means for achieving the aforementioned object. The amplifier unit includes a gain compensation MOS transistor compensating for gain of an output characteristic and a linearity compensation MOS transistor compensating for linearity of an output characteristic. A source of the gain compensation MOS transistor is connected to a drain of the linearity compensation MOS transistor. An input signal is applied to a gate of the linearity compensation MOS transistor. A drain of the gain compensation MOS transistor is set as an output. The current control circuit performs control so as to pass predetermined current between the drain and the source of the gain compensation MOS transistor and pass predetermined current between the drain and the source of the linearity compensation MOS transistor. | 2010-02-18 |
| 20100039179 | Folded cascode operational amplifier having improved phase margin - A folded cascode operational amplifier having an improved phase margin due to pole-zero cancellation by using a plurality of cascode-connected bias circuits and frequency compensation capacitors. | 2010-02-18 |
| 20100039180 | AMPLIFYING CIRCUIT - An amplifier having an output stage with a complementary pair of first and second transistors each coupled to an output node of the amplifier; control circuitry arranged to provide a control signal at a control node of the first transistor based on the voltage at an input node of the amplifier; and adjustment circuitry arranged to adjust the control signal to maintain the current through the first transistor above a minimum value. | 2010-02-18 |
| 20100039181 | SPIN-TRANSFER TORQUE OSCILLATOR - The invention relates to a method of operating a spin-transfer torque structure to generate voltage oscillations, said structure comprising a first layer of magnetic material having a fixed magnetization vector, a spacer of non magnetic material and a second layer of magnetic material having a free magnetization vector. The method includes the application of a current (j | 2010-02-18 |
| 20100039182 | ADAPTIVE NOISE CANCELLATION FOR FRACTIONAL-N PHASE LOCKED LOOP - An embodiment of the invention is a circuit for adaptive phase noise cancellation for a fractional-N PLL. A preferred embodiment employs a split loop filter architecture. Two loop filter halves separately drive half-sized parallel varactors in a voltage controlled oscillator (VCO) and also drive a differential-input lowpass frequency selective circuit, e.g., a differential-input integrator in a least mean squared (LMS) feedback loop. The output of the differential-input lowpass frequency selective circuit controls the gain matching of a phase noise cancellation path to minimize phase noise arising from quantization error associated with the sequence of divider modulus values in the fractional-N PLL. The two varactor capacitances add together in the VCO tank, so the VCO frequency depends on the common-mode loop filter voltage and is relatively insensitive to differential-mode voltage. In contrast, the differential integrator operates on the differential-mode voltage from the two loop filter halves but attenuates their common-mode voltage. | 2010-02-18 |
| 20100039183 | DIGITAL FAST-LOCKING FREQUENCY SYNTHESIZER - A digital PLL frequency synthesizer characterized by fast-locking and low-jitters is presented. The PLL comprises a phase detector, a controllable oscillator, a loop filter having an automatically-adjusted loop gain, a feedback phase integration circuit, and a reference phase integration circuit. Fast-locking is achieved by dynamically adjusting forward-path gain and integral-path gain according to the output of the phase detector and the output of the integral-path during phase tracking. A skew-compensated counter circuit is proposed, which incorporates an asynchronous counter, a data register and a sample phase generator and features high-speed and low-power operation. | 2010-02-18 |
| 20100039184 | ELECTRONIC DEVICE FOR GENERATING A LOCAL OSCILLATOR SIGNAL HAVING A FREQUENCY EQUAL TO A FRACTIONAL PART OF A FUNDAMENTAL FREQUENCY - An electronic device (ED) is intended for generating a local oscillator signal having a chosen frequency F | 2010-02-18 |
| 20100039185 | Miniaturized Wide-Band Baluns for RF Applications - A wide-band balun device includes a first metallization deposited over a substrate and oriented in a first coil. The first coil extends horizontally across the substrate while maintaining a substantially flat vertical profile. A second metallization is deposited over the substrate and oriented in a second coil. The second coil is magnetically coupled to the first coil and a portion of the second coil oriented interiorly of the first coil. A third metallization is deposited over the substrate and oriented in a third coil. The third coil is magnetically coupled to the first and second coils. A first portion of the third coil is oriented interiorly of the second coil. The third coil has a balanced port connected to the third coil between second and third portions of the third coil. | 2010-02-18 |
| 20100039186 | ADJUSTABLE ASSEMBLY APPARATUS OF WAVEGUIDE MULTIPLEXER AND WAVEGUIDE PHASE SHIFTER - An adjustable assembly apparatus includes a waveguide phase shifter and a waveguide multiplexer. The waveguide phase shifter has a first flange structure and the waveguide multiplexer has a second flange structure. The second flange structure and the first flange structure are embedded, and the polarization directions of the waveguide phase shifter and the waveguide multiplexer are orthogonal. In an embodiment, the first flange structure includes a bulge, the second flange structure includes a recess, and the bulge is embedded in the recess. The polarization directions of the bulge of the waveguide phase shifter and the recess of the waveguide multiplexer differ by 90 degrees. | 2010-02-18 |
| 20100039187 | UNEQUAL THREE-WAY DIVIDER - An unequal three-way divider divides an input signal into three in-phase signals whose power ratio is different between a center and both ends. The unequal three-way divider includes an input terminal, and three output terminals for outputting a three-divided signal respectively, and three transmission lines branched from the input terminal are provided between the input terminal and the three output terminals. The transmission line connected to the center output terminal has a first transmission line which is connected in series and a second transmission line whose electrical length is ¼ wave length. Two transmission lines connected to the output terminals at both ends have a third transmission line which is connected in series and a fourth transmission line whose electrical length is ¼ wave length respectively. An absorption resistor is provided between a connection point between the first transmission line and the second transmission line and connection points between the third transmission lines and the fourth transmission lines respectively. An electrical length of the first transmission line or the third transmission line is ¼ wave length. | 2010-02-18 |
| 20100039188 | SIGNAL TRANSMISSION METHOD, TRANSMISSION AND/OR RECEPTION CIRCUIT AND APPARATUS - A signal transmission method suppresses a reflected wave of a transmission signal on a transmission line, by obtaining level and time information related to the reflected wave by computing a correlation between a data pattern of the transmission signal and the reflected wave, and correcting a waveform of the transmission signal based on the level and time information related to the reflected wave. | 2010-02-18 |
| 20100039189 | LAMINATED BAND-PASS FILTER - In a laminated band-pass filter, a capacitance is formed between a ground electrode of a ground electrode formation layer and each of capacitor electrodes of capacitor electrode formation layers. An even number of LC parallel resonators is arranged such that via electrodes and line electrodes define a plurality of inductor electrodes and, when viewed in a direction in which the inductor electrodes are arranged, the surfaces of the loops of the inductor electrodes overlap each other at least partially. The loops defined by the inductor electrodes of neighboring LC parallel resonators have opposite directions. The capacitor electrodes have a shape and distribution or arrangement having point symmetry in plan view. | 2010-02-18 |
| 20100039190 | SLOT-LINE TYPE MICROWAVE DEVICE WITH A PHOTONIC BAND GAP STRUCTURE - The present invention relates to a microwave device of the slot-line type with a photonic band gap structure, comprising at least:
| 2010-02-18 |
| 20100039191 | ACTIVE INDUCTOR FOR ASIC APPLICATION - An apparatus and method for manufacturing low-cost high-density compact active inductor module using existing DRAM, SRAM and logic process integration. The elements of the active inductor modules are formed by three semiconductor devices including nMOS devices, deep-trench capacitors and a polysilicon or TaN resistor. The active inductor modules can be connected in a parallel and/or serial configuration to obtain a wide range of inductance values. The modular active inductors can be advantageously stored in an ASIC library to facilitate a flexible and convenient circuit design. | 2010-02-18 |
| 20100039192 | Active Inductance for Very High Frequencies Based on CMOS Inverters - The present disclosure relates to techniques for simulating electrical inductance. | 2010-02-18 |
| 20100039193 | INTERDIGITAL CAPACITOR, INDUCTOR, AND TRANSMISSION LINE AND COUPLER USING THEM - There is herein disclosed an interdigital capacitor, an inductor, and an LH transmission line and a coupler using the interdigital capacitor and the inductor. The interdigital capacitor comprises two finger sets which are substantially disposed in parallel with each other. Fingers of each finger set are overlapped at outer edges thereof with each other to thereby generate capacitance. The inductor is formed substantially spirally inside the transmission line, so that it can have a large inductance in a compact shape and can be used in a broad frequency band. The LH transmission line has a broad frequency band in a compact shape, which includes interdigital capacitors connected in series with each other and inductors connected in parallel with each other. In addition, the coupler employing the LH transmission line has an excellent couplability. | 2010-02-18 |
| 20100039194 | Monotonic frequency tuning technique for DCXO in cellular applications - A frequency tuning device for use in a crystal oscillator circuit includes a first fine tuning array of capacitors, a second fine tuning array of capacitors and a coarse tuning array of capacitors coupled in parallel to produce a tuning capacitance for tuning the crystal oscillator. The first fine tuning array of capacitors includes a binary weighted switched capacitor network, the second fine tuning array of capacitors includes a thermometer coded switched capacitor network and the coarse tuning array of capacitors includes a binary weighted switched capacitor network with a different unit capacitance value than the first and second fine tuning arrays. | 2010-02-18 |
| 20100039195 | ELECTROMAGNETIC RELAY - An electromagnetic relay including an electromagnet, an armature driven by the electromagnet, a movable spring member carrying a movable contact, a fixed member carrying a fixed contact, an actuator arranged between the armature and the movable spring member. The actuator pivots about a pivot axis by an operation of the electromagnet to make the movable contact brought into contact with or separated from the fixed contact. The actuator includes a generally L-shaped body, the pivot axis being defined at a first end of a first arm of the L-shaped body. The armature is attached to the actuator at a second end of a second arm of the L-shaped body opposite to the first end. The movable spring member is engaged with the actuator at a point defined in the second arm of the L-shaped body. | 2010-02-18 |
| 20100039196 | ELECTROMAGNETIC RELAY - An electromagnetic relay including a body, a plurality of first surface-mount terminals projecting from the body, and at least one second terminal projecting from the body. Each first terminal includes a distal end portion adapted to be mounted on a surface of a circuit board. The second terminal includes a distal end portion adapted to be inserted into a through-hole of a circuit board. The distal end portion of the second terminal is positioned farther away from the body than the distal end portion of the first terminal. | 2010-02-18 |
| 20100039197 | Inductor structure - The invention of one inductor structure comprises one coil, which has one winding coil together with two extended terminals, and plural metal particles with magnetism at least where the winding coil inside plural metal particles is casted and sintered by the powder metallurgy technique and two extended terminals are flat and bended toward 90 degrees in automated punching equipment to become a one-piece chip inductor with costs & fabrication steps dramatically reduced and stable inductance provided. | 2010-02-18 |
| 20100039198 | IGNITION COIL WITH SPACED SECONDARY SECTOR WINDINGS - An ignition coil configured for electrical communication with a spark plug of an internal combustion engine has a primary spool and a secondary spool. The primary spool has a bore and an outer surface with a low-voltage winding supported thereon. The secondary spool has a cavity with a magnetic core received therein and a substantially cylindrical outer surface. The secondary spool is received at least partially in the bore of the primary spool. A high-voltage winding is supported on the outer surface of the secondary spool. The high-voltage winding has discrete winding sectors spaced from one another along a length of the secondary spool. | 2010-02-18 |
| 20100039199 | Polyamide electrical insulation for use in liquid filled transformers - An aliphatic polyamide film or fibrous material is employed for electrical insulation in individual conductors, groups of conductors, magnet wire, magnet wire coils, and layers in liquid filled electrical transformers. The material is stabilized with additives that produce improved moisture resistance, moisture stability, thermal stability, thermal conductivity, reduced insulation thickness, reduced shrinkage, and improved insulation elasticity for the insulation material thereby providing a longer useful life for the material. | 2010-02-18 |
| 20100039200 | MAGNETIC COMPONENTS AND METHODS OF MANUFACTURING THE SAME - Magnetic component assemblies including coil coupling arrangements, that are advantageously utilized in providing surface mount magnetic components such as inductors and transformers. | 2010-02-18 |
| 20100039201 | CHOKE DEVICE FOR FREQUENCY CONVERTER - A choke device for a frequency converter, comprising three windings composed of conductors wound around three substantially parallel axes (A, B, C), respectively, the windings being located triangularly with respect to each other in such a manner that, when the choke device is viewed in the longitudinal direction of said winding axes (A, B, C), the winding axes are located at the vertices of the triangle, the choke device further comprising an envelope ( | 2010-02-18 |
| 20100039202 | MAGNETIC ELEMENT - A magnetic element includes a conducting winding structure, first and second magnetic parts, and first and second side posts. The first and second magnetic parts have first and second central posts that are aligned with each other. The first side post is disposed on an edge of the first or second magnetic part. The second side post is disposed on another edge of the first or second magnetic part where no side post is disposed or the first side post is not aligned with. The conducting winding structure is sandwiched between the first and second magnetic parts. The first and second side posts are aligned with corresponding edges wherein no side post is disposed. Consequently, the overall height of the first and second central post is less than the height of the first or second side post and an air gap is defined between the first and second central post. | 2010-02-18 |
| 20100039203 | FILTER INDUCTOR ASSEMBLY - A filter inductor assembly is provided. The filter inductor assembly of this invention comprises a magnetic body and a coil. The magnetic body has an even number of winding sections. The winding sections comprise a first section and a second section, while the second section is adjacent to the first section. The first coil is wound onto the first section on a surface of the magnetic body in a first direction, while the second coil is wound onto the second section on the surface of the magnetic body in a second direction, wherein the first direction is substantially opposite to the second direction. By using an even number of winding sections, the impedance frequency bandwidth of each winding section of the coil is increased. As a result, the filter inductance assembly can filter more electromagnetic interference than the prior art | 2010-02-18 |
| 20100039204 | BOBBIN FOR COIL, COIL WINDING, AND COIL COMPONENT - A coil bobbin has a cylindrical portion around which a coil winding is wound. The coil winding is comprised of coil members of an end-defined ring shape, the coil members have indentations indented outwardly in part of their inner periphery, and circumferential positions of the indentations are coincident with those of the indentations. Claws and flanges protruding outwardly are integrally provided at both ends of the cylindrical portion, and the cylindrical portion is inserted into openings of the coil members so that the claws pass through the indentations. In a state in which the claws are located out of the coil member, the cylindrical portion is rotated whereby the coil winding is interposed between the claws and the flanges. | 2010-02-18 |
| 20100039205 | SPIRAL INDUCTOR WITH MULTI-TRACE STRUCTURE - A spiral inductor with a multi-trace structure having an insulating layer disposed on a substrate. A first spiral conductive trace with multiple turns is disposed on the insulating layer, wherein the outermost turn and the innermost turn of the first spiral conductive trace have a first end and a second end, respectively, and one of the first and second ends is connected to ground. A second spiral conductive trace with a single turn is disposed on the insulating layer and adjacent to the first spiral conductive trace, wherein the second spiral conductive trace is electrically connected to the turn that is connected to the ground and belongs to the first spiral conductive trace. The first spiral conductive trace has a relative outside and a relative inside, wherein the end of the first spiral conductive trace connected to ground and the second spiral conductive trace are located at different sides respectively. | 2010-02-18 |
| 20100039206 | METHOD AND DEVICE FOR OPERATING A TRANSFORMER - The invention relates to a method for operating a transformer ( | 2010-02-18 |
| 20100039207 | BOBBIN FOR COIL, COIL WINDING, AND COIL COMPONENT - A coil bobbin has a cylindrical portion around which a coil winding is wound. The coil winding is composed of coil members of an end-defined ring shape coupled to each other. The cylindrical portion is inserted into openings of the coil members along a direction of a center axis of the cylindrical portion and from one end of the cylindrical portion. Flanges protruding outwardly relative to the center axis of the cylindrical portion are integrally provided at the other end of the cylindrical portion and a bobbin-side engagement portion for engagement between the coil bobbin and the coil winding is formed on a face of the flange opposed to the coil member. As the cylindrical portion is inserted into the coil members, the bobbin-side engagement portion comes into engagement with a winding-side engagement portion formed on a back face of the coil member. | 2010-02-18 |
| 20100039208 | HIGH-FREQUENCY, THIN-FILM LIQUID CRYSTAL THERMAL SWITCHES - In accordance with the invention, there are thermal switches, method of operating thermal switches and methods of forming thermal switches. A thermal switch can include a thin layer of liquid crystal disposed between a first surface of a first insulating substrate and a second surface of a second insulating substrate, wherein the liquid crystals are aligned at one or more of the first surface and the second surface due to surface preparation. | 2010-02-18 |
| 20100039209 | OVERLOAD PROTECTION SWITCH - An overload protection switch includes a main body and a press button. Several terminals, a conductive plate and other components are arranged in the main body. By means of switching the press button, the switch is switchable between an on state and an off state. In case of overload, the conductive plate will separate from one of the terminals to switch off the switch. The components arranged in the main body will not hinder the conductive plate from separating from the terminal. When switching on the switch, the conductive plate resiliently contacts the terminal. In case of overload, the conductive plate separates from the terminal to switch off the switch so as to provide overload protection effect. | 2010-02-18 |
| 20100039210 | QUICK CONNECT FITTINGS - A resistor assembly and method of assembling a resistor to a coupling, comprises providing a resistor having a first end and a second end, the resistor being tubular in shape and providing a coupling housing having an open end for receiving the first end of the resistor, the coupling housing including a sealing member, a retainer, and a support washer. The retainer is interposed between the support washer and sealing member. The first end of the resistor is inserted into the open end of the coupling housing. The tube is rotated within the coupling housing so that the resistor is in sealing engagement with the sealing member and retained by retaining member. | 2010-02-18 |
| 20100039211 | RESISTIVE COMPONENT AND METHOD OF MANUFACTURING THE SAME - A resistive component suitable for detecting electric current in a circuit and a method of manufacturing the resistive component are provided. The resistive component includes a carrier, a resistive layer, an electrode unit, an upper oxide layer and a protective layer. The resistive layer comprises copper alloy and is disposed on the carrier. The electrode unit is electrically connected to the resistive layer. The upper oxide layer is disposed on a part of a surface of the resistive layer and includes oxides of the resistive layer. The protective layer covers at least a part of the upper oxide layer. | 2010-02-18 |
| 20100039212 | Dry-type high-voltage load system apparatus and method of preventing chain breaking and arc discharge for use therewith - A dry-type high-voltage load system apparatus has a space-saving structure, which is resistant to chain breaking, arc discharge and vibration, and a method of preventing the chain breaking and the arc discharge for use with the system apparatus. The system apparatus includes a dry-type high-voltage load system circuit including a low-voltage bank formed of lower-capacity configuration banks which include three-phase resistor circuits which are low-voltage resistor circuit. A high-voltage bank includes lower-capacity configuration banks for a high-voltage resistor circuit formed of three-phase resistor circuits. The three-phase resistor circuits are connected to a high-voltage power generator in parallel and are in the form of a Y-connection of three resistor arrays so that an isolated and independent neutral point is unconnected to other neutral points. The three phase resistor circuits may also be in the form of a Δ-connection. | 2010-02-18 |
| 20100039213 | METHOD FOR PRODUCING AN ELECTRICAL RESISTOR ON A SUBSTRATE - A method for producing an electrical resistor, in particular a current sensing resistor, on a substrate, a resistor blank being placed on the substrate and then being heat-treated to form the resistor. To form the resistor blank, a palladium layer is applied to the substrate and a silver layer is applied to the palladium layer, or a silver layer is applied to the substrate and a palladium layer is applied to the silver layer, and the palladium of the palladium layer is then completely alloyed with the silver of the silver layer by heat treatment. | 2010-02-18 |
| 20100039214 | CELLPHONE DISPLAY TIME-OUT BASED ON SKIN CONTACT - A system and methodology that can optimize screen time-outs on a portable electronic device based on user activity is provided. The system employs a sensing component that receives data from one or more sensors located on the portable electronic device, for example, skin conductivity sensors. The sensing component determines whether the user is using the portable device, either actively or passively. A configuring component is employed to change one or more features or functions of the portable electronic device based on the information determined by the sensing component. In particular, the configuring component initiates a screen time-out when the user is not using the portable device (neither actively nor passively). | 2010-02-18 |
| 20100039215 | VALET KEYFOB SYSTEM - A system for activating a predetermined set of vehicle features on a vehicle is provided. The system comprises a valet keyfob in wireless communication with the vehicle and configured to activate the predetermined set of vehicle features when enabled, and a first processor coupled to the vehicle and configured to enable the valet keyfob to activate the predetermined set of vehicle features. | 2010-02-18 |
| 20100039216 | Crash detection system and method | 2010-02-18 |
| 20100039217 | SENSOR FOR PRESENCE DETECTION - The invention refers to a sensor ( | 2010-02-18 |
| 20100039218 | System and method for transmitting illusory and non-illusory identification characteristics - Methods and systems for transmitting illusory identification characteristics are provided. | 2010-02-18 |
| 20100039219 | ELECTRONIC ASSEMBLY HAVING MEANS TO PREVENT NON-PERMITTED DISASSEMBLING OF ITS COMPONENTS - An electronic assembly includes a terminal unit, a signal connector and a memory device. The terminal unit includes a plurality of terminals consisting of a set of coupler terminals and a set of control terminals. The signal connector is utilized for electrically connecting to the coupler terminals, wherein electrical connection of the signal connector to the coupler terminals results in a first relation signal. The memory device is utilized for storing a first relation data corresponding to the first relation signal. Once the signal connector is electrically disconnected from the coupler terminals and upon required the signal connector is again electrically connected to the terminal unit results in a second relation signal such that the electronic assembly is prevented from being operated in case the second relation signal fails to conform to the first relation signal. | 2010-02-18 |
| 20100039220 | RFID READER WITH EMBEDDED ATTACK DETECTION HEURISTICS - The present invention is directed toward secure access control systems. Specifically, a method and system is provided that detects, blocks, and reports attempts to compromise access control systems that utilizes machine readable credentials and reader devices. | 2010-02-18 |
| 20100039221 | SMART ENTRY SYSTEM AND METHOD - A smart entry system and method includes at least one actuating device for operation of at least two vehicle functions, an on-board transmitter for sending request signals to a portable device, and an on-board receiver for receiving an identification signal from the portable device. The on-board transmitter sends a first request signal within a first search field when the at least one actuating device is subjected to a first actuating operation for initiating a first vehicle function. A second request signal is sent within a second search field when the at least one actuating device is subjected to a second actuating operation for initiating a second vehicle function. The first search field varies relative to the second search field. | 2010-02-18 |
| 20100039222 | KEYLESS ACCESS SYSTEM AND METHOD FOR A TRUCK AND TRUCK EQUIPPED WITH SUCH A SYSTEM - A keyless access system is provided for a truck including a tractor area and a cargo area provided with at least an access door. This system includes a main control unit located in the tractor area and adapted to interact with a customer identification device to selectively operate a control access arrangement which allows or prevents access to a driver cabin of the truck, a secondary control unit located in or near the cargo area and adapted to interact with the same customer identification device and to selectively operate an actuator which locks or unlocks the access door, and a bidirectional telecommunication arrangement between the main and secondary units. | 2010-02-18 |
| 20100039223 | METHOD AND SYSTEM FOR AUTHENTICATING AND VALIDATING IDENTITIES BASED ON MULTI-MODAL BIOMETRIC TEMPLATES AND SPECIAL CODES IN A SUBSTANTIALLY ANONYMOUS PROCESS - An embodiment of the present invention provides a method for authenticating an identity of an individual received from an approved entity against a centralized multi-modal biometric database in an anonymous process. The method includes receiving an authentication request from the approved entity. The authentication request includes a personal reference code and a biometric template for a biometric feature of the individual but no private or personal data. The method further includes determining if any record in the database exists that includes a personal reference code which matches the reference code of the authentication request. The record in the database further includes one or more stored biometric templates for each individual. Based on the determination of the match, the method compares the biometric template of the authentication request with the stored biometric template and provides an indication to an approved destination of whether the biometric templates match, thus confirming authentic identity. | 2010-02-18 |
| 20100039224 | BIOMETRICS INFORMATION MATCHING APPARATUS, BIOMETRICS INFORMATION MATCHING SYSTEM, BIOMETRICS INFORMATION MATCHING METHOD, PERSON AUTHENTICATION APPARATUS, AND PERSON AUTHENTICATION METHOD - An occupant authentication apparatus is incorporated in a vehicle. The occupant authentication apparatus includes a communication processor, a biometric-data obtaining unit, a matching unit, and an association processor. The biometric-data obtaining unit obtains biometric data of an occupant of the vehicle. The communication processor communicates with a portable terminal device, and receives biometric data held by the portable terminal device. The matching unit matches the biometric data of the occupant obtained by the biometric-data obtaining unit with the biometric data that the communication processor receives from the portable terminal device. When the obtained biometric data matches the received biometric data, the association processor associates the occupant (or a seat position of the occupant), from whom the biometric data is obtained, with the portable terminal device, from which the biometric data is received. | 2010-02-18 |
| 20100039225 | SLIDE FLASH MEMORY DEVICES - A portable USB device with an improved configuration is described herein. According to one embodiment, a portable USB device includes a core unit having a USB plug connector coupled to one or more flash memory devices and a flash controller disposed therein, where the flash controller is capable of exchanging data with a host via the USB plug connector using a bulk-only-transfer protocol. The portable USB device further includes a housing for enclosing the core unit, including a front end opening to allow the USB plug connector to be deployed. The portable USB device further includes a core unit carrier for carrying the core unit for deploying and retracting the core unit, including a slide button to allow a finger of a user to slide the USB plug connector of the core unit in and out of the housing via the front end opening of the housing. | 2010-02-18 |
| 20100039226 | Method of Manufacturing an Identifiable Roofing Product Including a Roofing Product and a Process Plant for Carrying Out the Method - A method of manufacturing an identifiable roof covering incl. the product thereof, comprising the steps of providing a first layer of material, providing a second layer of material onto said first layer of material and arranging a RFID tag onto the first layer of material prior to providing the second layer of material. | 2010-02-18 |
| 20100039227 | APPARATUS AND METHOD FOR DEMODULATING SUBCARRIER TAG SIGNAL IN RFID READER - An apparatus and a method for demodulating a subcarrier tag signal in a radio frequency identification (RFID) reader is provided. The apparatus for demodulating the subcarrier tag signal in the RFID reader may include: an edge signal generation unit receiving a subcarrier tag signal and generating an edge signal with respect to the tag signal; an edge information extraction unit extracting edge information from the generated edge signal; and a decoding unit decoding the tag signal using the extracted edge information. | 2010-02-18 |
| 20100039228 | RADIO FREQUENCY IDENTIFICATION TAG LOCATION ESTIMATION AND TRACKING SYSTEM AND METHOD - Systems and methods for locating one or more radio frequency identification (RFID) tags are provided. A phase difference of received information signals of illuminated RFID tags is utilized to locate the RFID tags. One or more exciters transmit interrogation signals to illuminate the RFID tags in which the exciters may have a plurality of antenna selectively configured to transmit through two or more antennas and to receive on one antenna. Multiple reads of the same RFID tag can also be performed to generate a probability model of the location of the RFID tag. An enhanced particle filter is applied to probability model to determine the exact location of the RFID. | 2010-02-18 |
| 20100039229 | COMMUNICATION APPARATUS, SYSTEM AND METHOD FOR SELF-CONTAINED BREATHING APPARATUS - A self-contained breathing apparatus safety mask, a system and a method is disclosed providing radio frequency identification tag reader arranged to communication with a radio frequency tag so that the breathing apparatus can obtain an identification of the user for wireless radio group communication with breathing apparatuses of another users. The identifier contains information for establishing and changing the group communication parameters. The system comprises also a remote speaker microphone in short range radio communication with the mask. The RSM may be connected to private mobile system. | 2010-02-18 |
| 20100039230 | METHOD FOR CHARACTERIZING THE RADIO LINK OF RFID TAGS - The method relates to a method of characterizing a radio link. In the method, a radio frequency interrogator and a first radio frequency transponder, the response of which in an essentially anechoic chamber is known, are utilized. According to the invention, the response of the first radio frequency transponder is measured in a target environment in the chosen interrogator-transponder geometry and the responses of the radio frequency transponder in the target environment and in an essentially anechoic chamber are compared for characterizing the actual radio link. The invention provides information on multi-path propagation of radio waves characteristic to the target environment, which can be further taken into account in, for example, RFID system design. | 2010-02-18 |
| 20100039231 | Arrangement and Method for Data Acquisition - The invention relates to an arrangement and the associated method for the acquisition of data between at least one detection unit E | 2010-02-18 |
| 20100039232 | RADIO-FREQUENCY IDENTIFICATON (RFID) ANTENNA, TAGS AND COMMUNICATIONS SYSTEMS USING THE SAME - Radio-frequency identification (RFID) tag antenna, tags and communications systems using the same are presented. The RFID tag antenna includes a patterned conductive loop having a plurality of longitudinal conductive sections and a pair of transverse conductive sections connecting to each end of the longitudinal conductive sections to serve as a matching network. A pair of extended conductive arms is electrically connected to the patterned conductive loop via two nodes. A bonding pad with an RFID chip disposed thereon is arranged at the central area of the pair of extended conductive arms. | 2010-02-18 |
| 20100039233 | METHOD FOR SIMULTANEOUS DETECTION OF A PLURALITY OF RFID TAGS USING MULTIUSER DETECTION - A method and apparatus are disclosed that apply multiuser detection (MUD) analysis to an aggregated RF response from a plurality of simultaneously queried RFID tags, so as to distinguish the individual tag responses. The claimed method thereby significantly reduces RFID detection latency when multiple tags are simultaneously queried. Some embodiments transmit carrier waves at more than one frequency, such as a plurality of equally-spaced frequencies, so as to enhance the MUD analysis by incorporating a multi-frequency dimension. Other embodiments incorporate additional spatial dimensions by deploying multiple RF detection antennae at separated locations. The number of colliding tag responses must be estimated before MUD analysis can be applied. In some embodiments other signal parameters must be estimated, such as signal bias and an impulse function for each responding tag that characterizes alterations of the RF signal while in transit due to propagation distance, passage through intervening objects, and reflections. | 2010-02-18 |
| 20100039234 | RF POWER CONVERSION CIRCUITS & METHODS, BOTH FOR USE IN MOBILE DEVICES - This patent application teaches and describes radio frequency (RF) power conversion circuits and methods both for use in mobile devices (such as smart cards). Embodiments of the present invention include wireless personal ID cards or dongle including a fingerprint sensor. A fingerprint matching system can reside on cards. Power provided to the fingerprint sensor and on board processer(s) can be provided by a wireless signal provided to the card. The card can include an RF power conversion circuit configured to receive wireless RF energy and convert the wireless energy for powering electronics on the card. Other aspects, embodiments, and features of the present invention are also claimed and described. | 2010-02-18 |
| 20100039235 | Antenna device and apparatus for communicating with RFID tag - This disclosure discloses an antenna device connected to a signal generating device configured to generate a communication signal to a communication target, comprising: a magnetic-field radiation antenna and an electric-field radiation antenna configured to carry out information transmission and reception via radio communication at substantially the same frequency with each other; and a selection connecting device configured to selectively connect either one of the magnetic-field radiation antenna and the electric-field radiation antenna to the signal generating device. | 2010-02-18 |
| 20100039236 | TIME-BASED OPERATIONAL WINDOW FOR RFID TAGS - The present invention provides a time-based operational window for RFID tags. A method in accordance with an embodiment includes: associating an operational window with the RFID tag; determining if a current time is within the operational window; operating the RFID tag if the current time is within the operational window; and not operating the RFID tag if the current time is outside the operational window. | 2010-02-18 |
| 20100039237 | FRAMEWORK FOR FAST RFID TAG READING IN STATIC AND MOBILE ENVIRONMENTS - An RFID reader for reading RFID tags is disclosed. The RFID reader is provided with a clock generating clock signals; a transceiver; a control unit receiving the clock signals; and a memory accessible by the control unit and storing computer executable instructions to cause the control unit to generate a communication schedule based upon confirmed reservation requests, and to read RFID tags employing the communication schedule. A RFID tag is also disclosed. The tag is provided with transmit/receive circuitry; a clock; a control unit; powering up circuitry including a power source; and memory storing an electronic product code (EPC). The memory also stores computer executable instructions that cause the control unit to receive a broadcast from a reader; synchronize the clock of the tag with the reader; generate and transmit a reservation request; receive a reservation summary including a reserved time to transmit; transmit the EPC; and receive an acknowledgement. | 2010-02-18 |
| 20100039238 | METHODS AND APPARATUS TO VISUALIZE LOCATIONS OF RADIO FREQUENCY IDENTIFICATION (RFID) TAGGED ITEMS - Methods and apparatus to visualize locations of radio frequency identification (RFID) tagged items are described. One example method includes receiving a request from a portable electronic device to access product information associated with an individual radio frequency identification (RFID) tagged item, determining a location of the product information in a database, transmitting the located product information to the portable electronic device for display thereon, receiving modified product information associated with the individual RFID tagged item from the portable electronic device, and storing the modified product information to the location of the product information in the database. | 2010-02-18 |
| 20100039239 | Easy-on talking and detection shoes for kids - An embedded Communication device configured to enable kids identify the sides and sizes of shoes to be warn and responsive for voice auditory communication. | 2010-02-18 |
| 20100039240 | Method for Wiring Devices in a Structure Using a Wireless Network - The present invention provides a method for controlling lighting fixtures over a wireless network that includes connecting a junction box to a power source, connecting a lighting fixture to the junction box, establishing a connection over a wireless network between the junction box and a controller, and controlling a function of the lighting fixture by transmitting a signal from the controller to the junction box over the wireless network. | 2010-02-18 |
| 20100039241 | POWER LINE COMMUNICATION DEVICE - A terminal best in the reception state for a signal from a controller of a neighboring network is determined as the controller of the own network, to ensure sharing of inter-network control. When the reception state is not good, a terminal worst in reception state is determined as the controller, to make the own network independent from a neighboring network and hence reduce interference of a reference signal and a control signal outputted from the own terminal with the neighboring network. | 2010-02-18 |
| 20100039242 | APPARATUS AND METHOD FOR DATA COMMUNICATION OVER POWER LINES - A method and apparatus for transferring communication data over power lines, the power lines comprising multiple phase transmission lines and a neutral line. The method includes inserting the communication data between multiple lines, typically between the different phase lines and the neutral, and combining the communication data from any one of the lines, and transmitting the combined signal to multiple lines in a receiving premises. In this way the signal can be picked up from any power socket at the receiving premises irrespective of what line or phase it may be attached to. | 2010-02-18 |
| 20100039243 | Light and sound module - A light and sound emitting module coupled to textile comprising: a control unit ( | 2010-02-18 |
| 20100039244 | HAPTIC EFFECT CONTROL SYSTEM - A haptic effect control system includes: a user interface adapted to receive a user-provided input and transmit a control signal representing the user-provided input; a controller in communication with the user interface and adapted to receive the control signal, analyze the control signal, and generate and transmit a first haptic-audio signal in response to the analysis of the control signal, wherein the first haptic-audio signal represents a first audio output for creating a desired sound pressure deviation from the ambient pressure of the user's environment; and an audio system including a device capable of producing the first audio output having a desired sound pressure level, wherein the audio system is adapted to receive the first haptic-audio signal and transmit the first audio output in response to the first haptic-audio signal. | 2010-02-18 |
| 20100039245 | Vibratory assembly for a vehicle - A vibrator assembly for a vehicle for generating an oscillation of a vehicle part detectable by a person is provided. The vibrator assembly comprising a vehicle part having a supporting structure and a caser connected with said supporting structure, and a vibrator surrounded by the case which is formed to stimulate the case to oscillate whereby the oscillations are perceivable by a person. The vibrator for stimulating the oscillations of the case is coupled via at least one spring element differing from the case with the supporting structure of the vehicle part so that the oscillations of the case are stimulated via the supporting structure. | 2010-02-18 |
| 20100039246 | REMOTE CONTROL FOR AUTOMOBILE TRUNK - A remote control is provided for an automobile trunk and includes a trunk lock that is selectively driven by a power unit for unlocking and a control device controlling the power unit, wherein the control device is coupled to an anti-burglary host device that is originally installed in the automobile or various anti-burglary devices controlled thereby, whereby operating the anti-burglary devices of the automobile by a remote control emitter of the automobile-originally-equipped anti-burglary host device can be preserved and remote controlled operation of the automobile trunk by means of the remote control emitter of the automobile-originally-equipped anti-burglary host device can be realized to thereby enhance the operability of the automobile trunk. | 2010-02-18 |
| 20100039247 | IMPACT SENSING USABLE WITH FLEET MANAGEMENT SYSTEM - A method of monitoring operation of a vehicle detects an application of force to the vehicle and a change of momentum of the vehicle is calculated. If the change of momentum and the application of force are determined to occur within a predetermined time period of one another, an impact signal is generated. | 2010-02-18 |
| 20100039248 | Vehicle window position indicator - A device for installation in an automobile including a passenger car, minivan or bus (e.g., a school bus) indicates the position of each window and emergency exit of the vehicle and sounds an alarm to indicate to the driver of the vehicle that one or more of the windows and/or emergency exits is open. The alarm may be a combination of a visual lighted display on the driver console and/or an audible alarm indicator. The visual indicator may further indicate the operative position of any particular window or emergency door opening between the closed position, slight open, half open and fully open positions. The device alerts the driver of the vehicle to correct the window position of each window and emergency exit of the vehicle for purposes of safety as well as to prevent robbery and/or damage to the vehicle (e.g., from rain, sprinklers, etc.) when leaving the vehicle unoccupied. The device may also alert the driver to crack the windows partially open when leaving a pet in the vehicle for a short time. | 2010-02-18 |
| 20100039249 | METHOD AND DEVICE FOR DRIVER STATE DETECTION - A method and a device for detecting the state of a driver are described. In the process, the curve of a signal which characterizes the state of the driver is evaluated, and a signal indicating the state of the driver is generated in response to a typical curve. | 2010-02-18 |
| 20100039250 | Tire Air Pressure Monitoring Device and Method for Tire Air Pressure Monitoring - In a tire air pressure monitoring device and/or in a method for performing tire air pressure monitoring by means of such a device, each monitored pneumatic tire is provided with a wheel module, which generates radiotelegrams provided with air pressure data and sends them telemetrically to a control device in the vehicle. In addition, by means of an acceleration sensor serving as selection signal, a proportionate wheel position signal is generated in the wheel module and entered and stored in a data memory device on the wheel module. The control device generates a selecting demand signal that queries the presence or absence of the selection signal, which requires only the wheel modules that have or do not have the storage selection signal to send a radiotelegram within a stipulated time window or time frame. Thereupon, within the stipulated time window or time frame, only the radiotelegrams originating from the selected wheel module or the selected wheel modules are sent. | 2010-02-18 |
| 20100039251 | Visual alert system for set-top box standby mode - A visual display system for a set-top box is includes a source of event data, a light emitting diode display, and a main processor configured to receive event data and control the light emitting diode display in response to the received event data. | 2010-02-18 |
| 20100039252 | Timing Device - A timing device, for indicating to a user a characteristic of a consumable product related to consumption of the product, comprises a printed circuit integrally supporting a processor, a timer, an indicator and a movement sensor thereon. The movement sensor is arranged to sense motion or vibration of the product relative to its surroundings for determining a user interaction with the product. The processor is operable in one mode so that the indicator indicates expiry of the product responsive to detection of user interaction by the sensor once the time interval of the timer has expired. In another mode, the processor is operable so that the indicator is activated responsive to a dosage interval of the timer being expired. In this later mode, the indicator is deactivated responsive to detection of user interaction by the sensor indicative of a dosage being taken. | 2010-02-18 |
| 20100039253 | Method and Device for Integrated Network Intelligent Security Monitoring and Alarming - A method and a device for integrated network intelligent security monitoring and alarming are provided. The device includes a front cover ( | 2010-02-18 |
| 20100039254 | TRANSPORTATION ACTIVITY INFORMATION TOOLS AND TECHNIQUES FOR MOBILE DEVICES - A machine-controlled method can include a mobile electronic device capturing transportation activity information corresponding to a particular transportation activity for a user, evaluating the transportation activity information based on a set of compliance rules, and issuing an alert to the user in response to determining that the transportation activity information is not in conformance with the set of compliance rules. | 2010-02-18 |
| 20100039255 | Alarm System Configuration Validation - An alarm system validates values of configuration variables, such as a programmed account code. If the variable(s) is/are not programmed upon exiting system programming, an audible and/or visual indication of such is provided. This may result in a decrease of the number of events signaled to a central station by alarm systems that are not programmed with the correct account code. | 2010-02-18 |
| 20100039256 | Explosion Indicator For Explosion-Proof Enclosures - Indicator devices and systems for explosion-proof enclosures are described. The indicator devices include a sleeve coupled to a dome-like transparent member by a connector body, at least one conductive contact positioned in the sleeve, a piston responsive to an increase in pressure and positioned in the sleeve, and an indicator. The indicator can be a light source positioned in the transparent member or an alarm external to the indicator device. Upon an increase in a pressure in an enclosure to which an indicator device is attached, the piston shifts and contacts the at least one conductive contact and permits the completion of an electrical circuit from a power source to the indicator. The indicator systems include an indicator device coupled to an explosion-proof enclosure. | 2010-02-18 |
| 20100039257 | Ambient condition detector with variable pitch alarm - An ambient condition detector outputs an alarm comprising a tonal pattern comprising at least two distinctly different pitch tones in one embodiment of the invention. Another embodiment comprises a detector whereby a user can select a pitch tone to be output within a tonal pattern alarm when the detector senses an ambient condition. Options include verbal output to indicate the type of ambient condition sensed and/or the location of the detector sensing the ambient condition. | 2010-02-18 |
| 20100039258 | INITIATIVE WARNING SYSTEM - An initiative warning system comprises a protective area for accommodating objects and defining an area network, a plurality of sensors respectively installed on the objects, a detecting mainframe connected with the area network, and a terminal communicated with the detecting mainframe through the area network. Wherein, the arrangement of the area network promotes the connection between the detecting main frame and substitutes the conventional wiring allocation, so as to streamline installations of the detecting mainframe and the sensors. Additionally, the sensors can regularly transmit oscillating signals to the detecting mainframe for a further recognition and comparison. Thus, a controlling signal would be timely sent to trigger a warning command showing on the terminal through the area network when the compatible signals between the sensors and the detecting mainframe are not detected by the detecting mainframe, thereby preferably attaining an active warning effect. | 2010-02-18 |
| 20100039259 | SYSTEM AND METHOD FOR BOARDING AREA SECURITY - A security method that includes defining rules specifying permitted movements of passengers in a transportation terminal. Passengers entering the terminal may be issued a boarding pass having a Radio Frequency Identification (RFID) tag attached thereto. The location of the RFID tag may be measured and responsive to the measured location of the RFID tag, a violation of at least one of the rules by the passenger may be detected. An action with respect to the detected violation may be taken. The rules may define a region that is forbidden for access, a region in which the passengers are expected to be in motion, a region in which the passengers are expected not to be stationary for more than a given time period, etc. | 2010-02-18 |
| 20100039260 | SECURITY DEVICE AND METHODOLOGY - A lock having a body, a face, a shackle and an audio and/or a visual system. The audio system includes a speaker system and a controller, and the visual system includes an indicator light and a controller. The systems also employ a battery and a battery indicator light, e.g., an LED, indicating when the battery needs to be replaced. The audio system emits an audible sequence and the visual system emits a light sequence when the lock is unlocked, reminding a user to lock the lock. | 2010-02-18 |
| 20100039261 | ENTRANCE SECURITY SYSTEM - An entrance denial security system comprises an entrance barrier closing an entrance into a secured area having a plurality of structural tubular elements with hollow cores forming a rigid integral barrier. At least one optical fiber sensor line is laced through the hollow cores of the structural elements for detecting a fault condition signifying an unauthorized intrusion attempt. A processor in communication with the fiber sensor line generates a fault signal in response to the occurrence of a fault condition and identifying the entrance where the fault condition occurred. A communication device operatively associated with the processor communicates the fault signal and an alarm so that a proper security response can be made to the fault condition. The system further comprises a plurality of intrusion sensors disposed at certain locations. Preferably primary and secondary optical fiber sensor lines are routed through the structural elements and intrusion sensors, and primary and secondary scanning units pulse signals along the sensor lines and receive reflected signals back from the sensor lines. In the event of a cut through in the sensor lines, the primary sensor line monitors the barrier and sensors downstream of the break, and the secondary sensor line is activated to monitor the barriers and sensors downstream of the break. | 2010-02-18 |
| 20100039262 | CONSTRUCTION EQUIPMENT COMPONENT LOCATION TRACKING - In a method for construction equipment component location tracking, a wireless mesh network communication is initiated between a component monitor and a component information unit which is mechanically coupled with the component. A location of the component is accessed in response to a movement of the component. The location of the component is stored within the component information unit to facilitate location tracking of the component. | 2010-02-18 |
| 20100039263 | System and method for utilization of smart meter infrastructure - A system and method for tracking household assets that takes advantage of a home area network and neighborhood smart meter infrastructure. The system uses an asset tracking module comprising a microcontroller unit, motion sensor unit, and communication unit may be registered to a home area network and attached to a household asset. A home management system may be used to track the location of the module and alert a user if the module is moved. | 2010-02-18 |
