| 27th week of 2012 patent applcation highlights part 21 |
| Patent application number | Title | Published |
|---|
| 20120169271 | Single Wire Battery Pack Temperature and Identification Method - Disclosed are techniques for identifying battery pack types and by inference battery chemistries by measuring a transient response of the battery pack to signal applied to the battery pack. | 2012-07-05 |
| 20120169272 | PORTABLE USB MINI-CHARGER DEVICE - The present invention is comprised of a portable USB mini-charger device to easily connect portable electronic devices to readily available power sources to operate or recharge internal rechargeable batteries. The present invention is further comprised of components to increase the number of easily accessible electrical connections to allow a greater number of portable electronic devices to be powered by a USB connection. The present invention provides adaptability to connect to either a DC or AC current power source further increasing the number of readily available power sources to maintain the portability and mobility characteristics inherent in portable electronic devices. | 2012-07-05 |
| 20120169273 | Electronic Device, Charging Device and Electronic Device Module Using the Same - An electronic device, a charging device and an electronic device module using the same are provided. The electronic device is adapted to a charging device for charging. The charging device comprises a first charging electrode and a second charging electrode. The electronic device comprises a main machine, a first device electrode and a second device electrode. The main machine has a display surface and a charging surface opposite to the display surface. The first device electrode and the second device electrode are both located on the charging surface. The main machine is charged in such way that the first device electrode placed on one of the first charging electrode and the second charging electrode and the second device electrode placed on the other of the first charging electrode and the second charging electrode. | 2012-07-05 |
| 20120169274 | SYSTEM AND METHOD FOR PROTECTING A POWER CONSUMING CIRCUIT - A system for protecting a power consuming circuit, the system comprising two terminals for receiving power and two terminals for providing received power. Between one of the receiving terminals and a providing terminal, a transistor is provided which is controlled by a Zener diode and to break the connection between one of the receiving terminals and a providing terminal, if a voltage over the providing terminals or the receiving terminals exceeds the breakdown voltage of the Zener diode. | 2012-07-05 |
| 20120169275 | WIRELESS CHARGING RECEIVER FOR PORTABLE ELECTRONIC DEVICE - A wireless charging receiver for a portable electronic device is provided. The wireless charging receiver includes a base plate, a wireless charge receiving module, a fastening part and an electric connector. The portable electronic device may be fixed on the base plate of the wireless charging receiver by means of the fastening part. Through the electric connector of the wireless charging receiver, the wireless charge receiving module is electrically connected with the portable electronic device. Consequently, electric power is transmitted to the portable electronic device through the wireless charging receiver to charge the portable electronic device. | 2012-07-05 |
| 20120169276 | WIRELESS CHARGING TRANSMITTER FOR PORTABLE ELECTRONIC DEVICE - A wireless charging transmitter for a portable electronic device is provided. The wireless charging transmitter includes a first housing, a second housing and a wireless charge transmitting module. The wireless charge transmitting module is disposed within the second housing. The second housing is rotatable with respect to the first housing, so that either an included angle is defined between the second housing and the first housing or the second housing and the first housing are folded together. Whereas, in a case that an included angle is defined between the second housing and the first housing, once a wireless charging receiver is contacted with the second housing, electric power may be transmitted to the wireless charging receiver. In a case that the second housing and the first housing are folded together, the wireless charging transmitter has a rectangular shape. Due to the rectangular shape, the wireless charging transmitter is easily carried. | 2012-07-05 |
| 20120169277 | PORTABLE CHARGING DEVICE - A portable charging device includes a case, a power generation module, a storage module, and different types of charging connectors. The power generation module is received in the case, and configured for generating an induced current. The storage module is electrically connected with the power generation module, and configured for storing the induced current generated by the power generation module. The charging connectors are connected to the storage module and protrude from the case for electrically connecting to and charging different types of electronic devices. | 2012-07-05 |
| 20120169278 | WIRELESS POWER TRANSMISSION APPARATUS AND SYSTEM FOR WIRELESS POWER TRANSMISSION THEREOF - A wireless power transmission apparatus and a wireless power transmission system are provided. The wireless power transmission apparatus includes a main body; and a support which is disposed on a side surface of the main body, wherein the main body includes a transmission resonator unit which generates a first magnetic field of a horizontal direction with respect a ground surface and a second magnetic field of a vertical direction with respect to the ground surface. | 2012-07-05 |
| 20120169279 | CONTACTLESS CHARGING APPARATUS, CONTACTLESS CHARGING BATTERY APPARATUS, AND CONTACTLESS CHARGING SYSTEM INCLUDING SAME - Provided are a contactless charging apparatus, a contactless charging battery apparatus, and a contactless charging system including same. According to one embodiment of the present invention, a contactless charging apparatus for charging a contactless charging battery apparatus comprises: a first coil unit including a plurality of coils; a charge control unit for determining a charging power corresponding to the contactless charging battery apparatus; and a power distribution unit for selecting one or more coils from the plurality of coils in accordance with the charging power, wherein the charging power is the power required for charging the contactless charging battery apparatus. | 2012-07-05 |
| 20120169280 | CHARGING APPARATUS WITH ALTERNATING CURRENT- AND DIRECT CURRENT-CHARGING FUNCTIONS FOR MOBILE VEHICLE - A charging apparatus with alternating current- and direct current-charging functions for a mobile vehicle is disclosed. The charging apparatus receives an external direct current (DC) power source or an external alternating current (AC) power source and converts the DC power source or the AC power source into the required voltage and current for charging a rechargeable battery installed in the charging apparatus. The charging apparatus mainly includes a DC/DC conversion unit, an integrated DC/DC conversion and PFC unit, and a control unit. The control unit detects that the external power source is the DC power source or the AC power source. Furthermore, the charging apparatus controls the DC/DC conversion unit and the integrated DC/DC conversion and PFC unit according the type of the detected external power source, thus providing the required DC voltage level and charging current to the rechargeable battery. | 2012-07-05 |
| 20120169281 | VEHICLE CHARGING SYSTEM AND ELECTRICALLY POWERED VEHICLE PROVIDED WITH THE SAME - An AC/DC converter is configured to perform voltage conversion on power supplied from an AC power supply and supply the power to an auxiliary load during external charging in which a main power storage device is charged by the AC power supply. An auxiliary power storage device stores power to be supplied to the auxiliary load. A diode permits discharging of the auxiliary power storage device while preventing charging of the auxiliary power storage device during the external charging. A current sensor detects discharging of the auxiliary power storage device. A controller adjusts an output voltage of the AC/DC converter while confirming whether or not the auxiliary power storage device discharges, based on a detection value of the current sensor. | 2012-07-05 |
| 20120169282 | Method and Device for Identifying an Electric Vehicle to a Billing Centre - Method, device and system for charging electric vehicles. Carrying out | 2012-07-05 |
| 20120169283 | NETWORK-CONTROLLED CHARGING SYSTEM FOR ELECTRIC VEHICLES - A network-controlled charge transfer device for electric vehicles includes a control device to turn electric supply on and off to enable and disable charge transfer for electric vehicles, a transceiver to communicate requests for charge transfer with a remote server and receive communications from the remote server, and a controller, coupled with the control device and the transceiver, to cause the control device to turn the electric supply on based on communication from the remote server. | 2012-07-05 |
| 20120169284 | Battery Charging Method and Battery Pack Using the Same - A battery charging method, and a battery pack using the same. In the battery charging method, constant-current charging is performed in a plurality of phases, and a magnitude of charge current with which a battery is charged is determined according to a charge amount of the battery. The charge amount may be determined by measuring the voltage of the battery or by integrating the charging current over time. When the battery charging method is used, a battery charging time is reduced and the battery is less apt to be overcharged. | 2012-07-05 |
| 20120169285 | CHARGING DEVICE HAVING A POWER ELEMENT - In a charging device having a power element for producing a charge voltage for charging a battery pack from an input voltage provided by an input voltage source, the power element and the input voltage source being capable of being connected to one another in electrically conductive fashion via a separator that can be controlled by a control unit, and the separator being fashioned for the purpose of producing, in an allocated switching mode, an electrically conductive connection between the power element and the input voltage source and, in an allocated separating mode, separating this electrically conductive connection, the control unit is connected, at least for standby power supply, to an allocated energy storage device, and is fashioned for the purpose of controlling the separator during the transition from a charge operating mode to a standby operating mode of the charging device, in order to change the separator over from switching mode to separating mode. | 2012-07-05 |
| 20120169286 | VIDEO GAME CONTROLLER CHARGING SYSTEM HAVING A DOCKING STRUCTURE - A video game controller charging system is provided. The video game controller charging system includes a base; at least one structure on the base for providing physical support to at least one video game controller while it is being charged; and at least one DC port on the base configured to couple to and provide DC power to a power input port of the at least one video game controller. The video game controller charging system may also include a current detector, a charging status indicator, at least one docking bay, and/or an AC-to-DC converter adapted to convert externally supplied power to the DC power provided to the power input port of at least one video game controller. The base of a charging station may include a recess having at least one electrical contact and a power input for connection to a power supply. | 2012-07-05 |
| 20120169287 | BATTERY CONDITIONER WITH POWER DISSIPATER - The present application is directed to a power dissipation apparatus including a conductive trace formed on a substrate and to methods of using the power dissipation apparatus. The power dissipation apparatus may be used to dissipate heat generated from electrical current passed through the conductive trace of the power dissipation apparatus. The current may be provided from, for example, a battery conditioner. | 2012-07-05 |
| 20120169288 | SECONDARY BATTERY SYSTEM - A secondary battery system includes a secondary battery containing a positive electrode active material configured from lithium manganate having a spinel crystal structure and a negative electrode active material which undergoes a phase change when charging or discharging. The secondary battery system includes a dQ/dV calculation means (battery controller) for calculating dQ/dV, which is the ratio of the change (dQ) in the accumulated energy (Q) in the secondary battery with respect to the change (dV) in the voltage (V) of the secondary battery when charging or discharging the secondary battery, so as to determine the state of the secondary battery system on the basis of the peaks appearing on the V−dQ/dV curve, which expresses the relationship between the voltage (V) and dQ/dV. | 2012-07-05 |
| 20120169289 | BATTERY MODULE - A battery module is disclosed. According to one aspect, the battery module includes: a plurality of batteries, and at least one thermistor inserted and fixed into a gap region between the plurality of batteries. The thermistor may be configured to have a variable width along an inserted direction where a size of the gap region changes. According to another aspect, a controller electrically connected to the at least one thermistor is disclosed. The controller is configured to control a charging and discharging operation of the plurality of batteries by receiving an output signal of the at least one thermistor. Accordingly, a temperature sensor is prevented from deviating its location, stability of the temperature sensor is improved, and installation of the temperature sensor is simplified. | 2012-07-05 |
| 20120169290 | ELECTRICITY STORAGE SYSTEM - There is provided an electricity storage system which comprises an electricity storage device, a charge and discharge switch device placed to be connected to the electricity storage device, a control block which is a charge and discharge control device which controls charging from a power supply and discharging from the electricity storage device to an external load, an electricity storage device breaker provided between the electricity storage device and the charge and discharge switch device, storage battery state detection units which detect the storage battery state information at a connection point between the electricity storage device and the electricity storage device breaker, and the detection units which detect the state information at a connection point between the electricity storage device breaker and the charge and discharge switch device. | 2012-07-05 |
| 20120169291 | CONTROLLER, CONTROLLER NETWORK AND CONTROL METHOD - A controller, a controller network and a method for controlling a charging/discharging that easily make SOC of secondary batteries close to a target value are provided. An ordering index including difference ΔSOCm=SOCt−SOCm between the target value SOCt of SOC (state of charge) and a calculated value SOCm of SOC as a main factor is reflected to an order of charging priority and an order of discharging priority of NaS battery. In addition, charging power is allocated to secondary batteries in descending manner of order of discharging priority and discharging power is allocated to the secondary batteries in descending manner order of discharging priority. | 2012-07-05 |
| 20120169292 | Circuit for Protecting a Thin-Layer Battery - A method for protecting a thin-layer battery, including the steps of: periodically operating the battery at a forced discharge current, which is a function of temperature; and disconnecting the battery as soon as the voltage across it reaches a threshold, said threshold being greater than its critical voltage for a maximum discharge current under a maximum temperature. | 2012-07-05 |
| 20120169293 | Charging method of multi-node wireless charging system using magnetic field communication - Disclosed is a charging method of a multi-node wireless charging system using magnetic field communication capable of effectively charging a plurality of nodes using the magnetic field communication. The magnetic field communication protocol for wireless charging is prepared and thus, an appropriate wireless charging device may be selected and charged for an appropriate time. The wireless charging method of the present invention includes: transmitting an association request frame; receiving an association response frame from the wireless charging devices; transmitting a charging requirement request frame; receiving a charging requirement response frame from the wireless charging devices; transmitting a charging preparation request frame; and transmitting power during a receiving period of the charging preparation response frame for the charging preparation request frame. | 2012-07-05 |
| 20120169294 | CIRCUIT AND METHOD FOR POWER PATH MANAGEMENT - A circuit and method for power path management track the input voltage at a power input terminal to generate a reference voltage, and generate a control signal for controlling a charger control circuit coupled between a power output terminal and a charger output terminal according to the difference between the voltage at the power output terminal and the reference voltage. | 2012-07-05 |
| 20120169295 | BATTERY PULSE CHARGING METHOD AND APPARATUS - Disclosed herein are some embodiments for safely charging a mobile system battery pack, even when the power source (e.g., adapter) voltage is at a relatively high level that would otherwise result in excessive charge current. | 2012-07-05 |
| 20120169296 | SENSOR SYSTEM AND METHOD TO PREVENT BATTERY FLAMING IN OVERCHARGE - A sensor system for mitigating a flame condition in a battery subject to an overcharge condition and being charged using a charging current is provided. A temperature sensor is configured to detect a temperature of at least one component of the battery, and a gas sensor is configured to detect an inflammable gas or vapor. A sensor control is configured to, when the temperature of the at least one component of the battery exceeds a pre-determined temperature threshold and when the gas sensor detects an inflammable gas or vapor, halt the charging current. | 2012-07-05 |
| 20120169297 | SECONDARY BATTERY WITH A RAPID CHARGING CAPABILITY - The invention relates to a secondary battery, in particular a lithium-ion secondary battery, which has a rapid charging capability. The secondary battery has at least one electrochemical cell and an electrical charge control system, wherein the electrochemical cell has at least two electrodes and at least one separator, wherein the charge control system is designed to monitor the process of charging the secondary battery such that, at least at times, it allows a relative charging current with a charging current value which, in particular, is at least 1 C, and wherein the separator has a coating which is composed of an ion-conducting material which has at least one inorganic component. The invention furthermore relates, in particular, to a lithium-ion secondary battery, to a charge control system for a secondary battery, to an electrochemical cell for a secondary battery, to an arrangement comprising at least one electrode and a separator for an electrochemical cell such as this, and to a method for carrying out a rapid charging process of a secondary battery. | 2012-07-05 |
| 20120169298 | SYSTEM AND METHOD FOR ELECTROCHEMICAL DEVICE WITH METAL CONTAINING IONIC LIQUID ELECTROLYTES - Provided are a system and method for storing electrical power with an electrochemical device with a ionic liquid electrolyte having a metal coordination cation. More specifically, the device includes a positive electrode; a negative electrode; and an ionic liquid electrolyte statically disposed between the positive electrode and the negative electrode, the ionic liquid electrolyte having a metal coordination cation. The device may be structured and arranged to permit the metal in the electrolyte to undergo redox reactions such that the electrolyte functions at least in part as both an electrolyte and as an electrode. An associated method of use is also provided. | 2012-07-05 |
| 20120169299 | Method of Using a Container for a Refrigerated Fluid, and a Corresponding Container - A container for a refrigerated fluid having an external container and an internal container between which an evacuated intermediate space is situated, which contains a superinsulator formed by several, separated layers of foil provided with a metal layer, is used as a storing device for electric energy. The foils act as foil capacitors and are electrically contacted so that an electric voltage can be applied to corresponding electric terminals on the exterior side of the container. In the container, a metal layer can be provided on both surfaces of the foil(s), and the foil(s) may consist of a material with a semiconductor characteristic. The foil capacitors are electrically connectable in series or parallel, and the electrical contacting of the foil metal surfaces can take place via a suspension structure of the internal container in the external container. | 2012-07-05 |
| 20120169300 | INTEGRATED ELECTRIC METER WITH VAR CAPABILITY - An integrated electric meter with VAR capability is disclosed. In one aspect, an electric meter determines a plurality of power related parameters for an AC network, and a VAR generation unit integrated with the electric meter uses the plurality of power related parameters to inject a desired amount of reactive power in the AC network and correct power factor. | 2012-07-05 |
| 20120169301 | THYRISTOR GATE PULSES IN STATIC VAR COMPENSATOR - A method of controlling a static VAR compensator includes providing a static VAR compensator having a capacitive component and a thyristor for switching the capacitive component into and out of a power distribution network; monitoring an electrical characteristic associated with the capacitive component; and controlling operation of the thyristor at least in part on the basis of the electrical characteristic associated with the capacitive component. | 2012-07-05 |
| 20120169302 | METHOLOGY OF ON-CHIP SOFT-START CIRCUITS FOR SWITCHING MODE DC/DC CONVERTER - Methods of a switching mode DC/DC converter are provided in the present invention. The proposed method includes a step of causing a switching frequency of the converter to be operated at a rated value multiplied by a second predetermined value when an output voltage of the converter is not larger than a first predetermined value. | 2012-07-05 |
| 20120169303 | VOLTAGE REGULATOR - A voltage regulator includes a constant voltage power circuit and an overcurrent protection circuit. The constant voltage power circuit generates an output voltage, an output current and a divided voltage. The overcurrent protection circuit includes a current sensing unit, a first mirroring unit, a voltage to current converting unit, a second mirroring unit, and a pull up unit. The current sensing unit generates a sensing current according to the output current. The first mirroring unit generates a first mirroring current. The first mirroring current is proportional to the output current. The voltage to current converting unit is used for converting the divided voltage into a first current. | 2012-07-05 |
| 20120169304 | Highly Simplified Switching Regulator Which Allows Very High Switching Frequencies - A method combining linear LDO and switching regulators to eliminate complex duty cycle control methods therefore allowing increased switching frequencies for higher performance and less cost, discrete or fully integrated high efficiency regulators. Apparatus making PWM system an open loop digital circuit, while maintaining analog close loop with traditional linear regulator by combining both techniques in a simplified form. | 2012-07-05 |
| 20120169305 | MULTI-VOLTAGE REGULATOR - Disclosed herein is a multi-voltage regulator. The multi-voltage regulator includes an error amplifier amplifying a difference voltage between a predetermined reference voltage and a received feedback voltage; a first voltage adjusting part connected to an output terminal of the error amplifier, the first voltage adjusting part regulating a level of a voltage at a power input terminal to output the regulated voltage to a first output terminal; a second voltage adjusting part connected to the output terminal of the error amplifier, the second voltage adjusting part regulating the level of the voltage at the power input terminal to output the regulated voltage to a second output terminal; and a voltage detector detecting a voltage according to a voltage at the first output terminal and a voltage at the second output terminal to supply the detected voltage as the feedback voltage. | 2012-07-05 |
| 20120169306 | VOLTAGE REGULATOR STRUCTURES AND METHODS WITH BOOTSTRAPPED BIAS CAPACITOR - Voltage regulator structures and methods embodiments are provided which employ a high-side N-type switching transistor to thereby enhance system efficiency and also reduce the die area required by these regulator structures. This structure and its advantages, however, require a gate drive signal higher than the input voltage of the voltage regulator. The embodiments resolve this need with a bias capacitor in a bootstrapped arrangement and a control loop arranged to maintain a bias voltage across the capacitor sufficient to always insure rapid switching of the high-side switching transistor during a pulse-width modulation (PWM) operational mode. The embodiments further include a second control loop arranged to insure sufficient voltage across the capacitor during a pulse-frequency modulation (PFM) operational mode. | 2012-07-05 |
| 20120169307 | SIDO POWER CONVERTER AND DRIVING METHOD THEREOF - The present invention relates to a Single Inductor Double Output (SIDO) power converter, which comprises a power-stage circuit, a current detector, a slope compensation device, at least two error amplifiers, a comparing unit, a mode exchange circuit, a logical device and a driver. The SIDO current converter achieves an optimal SIDO power converting efficiency by controlling a full-current mode. Furthermore, different power transferring modes, under a variety of loadings, are used to address the issue of cross regulation and at meanwhile solving output voltage ripples and transient response to ensure the SIDO power converter a more flexible usage environment and better output performance. | 2012-07-05 |
| 20120169308 | RELATIVE EFFICIENCY MEASUREMENT IN A PULSE WIDTH MODULATION SYSTEM - A pulse width modulation (PWM) power conversion system has improved efficiency over a wide operating input voltage and load range. Being able to measure relative efficiency of an analog PWM system allows enhanced control while maintaining the benefits of analog control. An analog low pass filter produces an average value of the PWM pulse train, then this analog average value is converted into digital values with an analog-to-digital converter and stored so that relative efficiencies of the PWM power conversion system may be compared for various combinations of operating parameters. | 2012-07-05 |
| 20120169309 | CIRCUIT AND METHOD FOR SHORT CIRCUIT PROTECTION - A boost converter includes an input terminal and an output terminal. A first switch is connected between a first intermediate node and a reference potential node. An inductive component is connected between the input terminal and the first intermediate node. A rectifying component is connected between the first intermediate node and a second intermediate node. A multi-state module is connected between the second intermediate node and the output terminal, and has at least a low resistance state and a high resistance state. A control module is coupled to the output terminal, the first switch and the multi-state module, and is operable in response to an output voltage to control the first switch and the multi-state module so that the first switch is open and the multi-state module is in the high resistance state if the output voltage is lower than a threshold value. | 2012-07-05 |
| 20120169310 | ADAPTIVE INTEGRATED ANALOG CONTROL SYSTEM COMPENSATION - An analog closed-loop, negative feedback system that adapts feedback compensation during operation thereof to improve dynamic performance thereof. Using a pure analog control loop with digital assist provides speed and simplicity of an analog control loop with the flexibility of digital control. Adapting the compensation allows the system to accurately predict and adjust, at all DC operating points, (1) the margin of stability of the converter, against closed loop oscillation, and (2) the frequency-domain and time-domain responses to perturbations in the input voltage and/or the output current. Operational transconductance amplifiers (OTAs) and digitally controlled digital-to-analog converters (IDACs) are used to dynamically change the operating parameters of the analog closed-loop of the negative feedback system. The negative feedback system may be a switch mode power supply (SMPS). | 2012-07-05 |
| 20120169311 | Current Share Configuration in a Power Converter System - A power converter system is provided, which comprises a first voltage converting module for converting an input voltage to an output voltage, and a second voltage converting module for converting the input voltage to an output voltage, the second voltage converting module being connected in parallel with the first: voltage converting module. The power converter sys tem also includes at least one signalling line between the first voltage converting module and the second voltage converting module, and a current share controller operatively connected to communicate with the first and second voltage converting modules using the Power Management Bus protocol to establish a master- slave relationship between the first and second voltage converting modules, comprising a master voltage converting module and a slave voltage converting module. The first and second voltage converting modules are arranged to operate in a current share configuration so as to share a load current of the power converter system. The master voltage converting module is arranged to determine its output current and send a signal indicative of its output current to the slave voltage converting module via the at least one signalling line. The slave voltage converting module is arranged to adjust its output current in dependence upon the signal from the master voltage converting module. | 2012-07-05 |
| 20120169312 | DRIVING VOLTAGE ADJUSTING CIRCUIT - A driving voltage adjusting circuit includes a digital rheostat, a control chip, a low dropout regulating circuit, and a driving circuit. The control chip is connected with the digital rheostat, and configured for adjusting the resistance of the digital rheostat. The low dropout regulating circuit is connected with the digital rheostat and outputs an output voltage according to the resistance of the digital rheostat. The driving circuit comprising a number of switch elements connected with each other and a driver configured for driving the switch elements, each of the switch elements comprising a first terminal, a second terminal, and a control terminal configured for controlling connection and disconnection of the first terminal and the second terminal; the first terminal and the second terminal connected with the control chip, the driver is connected with the low dropout regulating circuit and output an driving voltage to the control terminal. | 2012-07-05 |
| 20120169313 | SWITCH CONTROL CIRCUIT, CONVERTER USING THE SAME, AND SWITCH CONTROL METHOD - The present invention relates to a switch control circuit, a switch control method, and a converter using the same. An input voltage of a converter is provided to an inductor, and an output voltage is generated by an inductor current caused by the input voltage. A switch control circuit for controlling a switching operation of a power switch connected to the inductor to control the inductor current senses a drain current flowing to the power switch while the power switch is turned on, and controls a slope of a sawtooth wave signal for determining a turn-off time of the power switch according to the sensed drain current. | 2012-07-05 |
| 20120169314 | BUCK CONVERTER - A buck converter includes a first MOSFET and a second MOSFET connected in series, a PWM module coupled to gates of the first MOSFET and the second MOSFET, and a control unit being coupled to the input current acquired unit, the input voltage acquired unit, the output current acquired unit, the output voltage acquired unit and the PWM module respectively, wherein the control unit controls a switch frequency of the PWM module and acquires the input current, the input voltage, the output current and the output voltage from the input current acquired unit, the input voltage acquired unit, the output current acquired unit and the output voltage acquired unit respectively. | 2012-07-05 |
| 20120169315 | POWER SUPPLIES AND CONTROL METHODS FOR OPERATING IN QUADRATURE-RESONANCE-SIMILAR MODE - Control method and power controller suitable for a switched mode power supply with a power switch are provided. An ON time of the power switch is recorded. An estimated OFF time is provided based on the ON time. The estimated OFF time is in positive correlation with the ON time. The power switch is turned ON after the elapse of the estimated OFF time. | 2012-07-05 |
| 20120169316 | BIAS SUPPLY, A POWER SUPPLY AND A METHOD OF USING BIAS SUPPLY VOLTAGE LEVELS TO SIGNAL INFORMATION ACROSS AN ISOLATION BARRIER - A bias supply, a method of communicating data across an isolation barrier and a power supply are provided herein. In one embodiment, the bias supply includes: (1) a bias supply transformer having a primary winding inductively coupled to a secondary winding across an isolation barrier, (2) a controller configured to direct operation of the bias supply and (3) bias voltage manipulating circuitry, coupled to an input of the controller, configured to receive primary data and based thereon alter a secondary bias output voltage of the secondary winding between defined voltage levels by varying a voltage provided to the controller, the controller and the bias voltage manipulating circuitry located on the primary side. | 2012-07-05 |
| 20120169317 | DC-DC CONVERTER FOR LIQUID CRYSTAL DISPLAY DEVICE - A DC-DC converter of a liquid crystal display (LCD) apparatus is provided comprising a first capacitor connected between a first node and a second node, a second capacitor connected between a third node and a fourth node, and a first diode connected between the input terminal and the first node. | 2012-07-05 |
| 20120169318 | LOAD DRIVING DEVICE - The source of FET is connected to a battery voltage +V through a fuse, while the drain of FET is connected to an electric load. The gate of FET is connected to the connection node of a capacitor and a resistor of a serial circuit configured with the capacitor the resistor. The serial circuit is connected in series with FET. The source and drain of FET are connected to both ends of the capacitor. The gate of FET is connected to the connection node of resistors. The resistor is connected to FET. | 2012-07-05 |
| 20120169319 | VOLTAGE CONVERSION AND INTEGRATED CIRCUITS WITH STACKED VOLTAGE DOMAINS - A reversible, switched capacitor voltage conversion apparatus includes a plurality of individual unit cells coupled to one another in stages, with each unit cell comprising multiple sets of inverter devices arranged in a stacked configuration, such that each set of inverter devices operates in separate voltage domains wherein outputs of inverter devices in adjacent voltage domains are capacitively coupled to one another such that a first terminal of a capacitor is coupled to an output of a first inverter device in a first voltage domain, and a second terminal of the capacitor is coupled to an output of a second inverter in a second voltage domain; and wherein, for both the first and second voltage domains, outputs of at least one of the plurality of individual unit cells serve as corresponding inputs for at least another one of the plurality of individual unit cells. | 2012-07-05 |
| 20120169320 | PLANAR PATCH CLAMP DEVICES AND METHODS FOR FABRICATION AND USE - A planar patch clamp device includes a substrate comprising a first planar surface, a second planar surface opposing the first planar surface, and an inside surface defining an aperture extending from the first planar surface to the second planar surface; and an adhesion layer conformally disposed on the substrate including on the inside surface, wherein the adhesion layer defines a shape of the aperture, and the aperture is smooth and free of sharp corners. The substrate may be composed of silicon or a silicon-inclusive compound, and the adhesion layer may be composed of a glass material having a low-temperature reflow property. The device may be annealed to reflow the adhesion layer, thereby providing the aperture with smooth surfaces. | 2012-07-05 |
| 20120169321 | MEASURING DEVICE FOR HARD DISK DRIVE - A measuring device for a hard disk drive includes a first input node, a hard disk drive having a first input terminal, the first input terminal being coupled to the first input node to provide power to the hard disk drive. A first input current sampling unit is coupled between the first input node and the first input terminal of the hard disk drive to obtain a first input current Iin1. A first input voltage sampling unit is coupled to the first input terminal of the hard disk drive to obtain a first input voltage Uin1. A control unit is coupled to the first input current sampling unit and the first input voltage sampling unit to receive the first input current and the first input voltage. | 2012-07-05 |
| 20120169322 | PHASE IDENTIFICATION SYSTEM AND METHOD - A phase identification system includes a power distribution station comprising a phase distortion device to generate distortions at cross over points of at least two pairs of three phase voltages and a phase detection device to receive one of the three phase voltages and to identify a phase of the received voltage based on a characteristic of a distortion in the received voltage. | 2012-07-05 |
| 20120169323 | CONGRUENT POWER AND TIMING SIGNALS FOR DEVICE - Congruent power and timing signals in a single electronic device. In an embodiment, a circuit may include just one isolation transformer operable to generate a power signal and a timing signal. On the secondary side, two branches may extract both a power signal and a clock signal for use in the circuit on the isolated secondary side. The first branch may be coupled to the transformer and operable to manipulate the signal into a power signal, such as a 5V DC signal. Likewise, the second circuit branch is operable to manipulate the signal into a clock signal, such as a 5 V signal with a frequency of 1 MHz. By extracting both a power supply signal and a clock signal from the same isolation transformer on the secondary side, valuable space may be saved on an integrated circuit device with only having a single winding for a single isolation transformer. | 2012-07-05 |
| 20120169324 | SIMPLIFIED JAW ASSEMBLY FOR A CLAMP METER - A current clamp meter includes a current meter body and a jaw assembly. The jaw assembly is configured so that the current clamp meter may be used to reach and readily single-out a desired wire from amongst adjacent wires. | 2012-07-05 |
| 20120169325 | ROTATION ANGLE DETECTING DEVICE - Disclosed is a rotation angle detecting device wherein a filling member applied in a second housing section which houses an electromagnetic conversion element is prevented from entering a first housing section which houses a magnet. The rotation angle detecting device ( | 2012-07-05 |
| 20120169326 | METHODS, SYSTEMS AND APPARATUS FOR DETECTING MATERIAL DEFECTS IN COMBUSTORS OF COMBUSTION TURBINE ENGINES - A system for detecting defects in a combustion duct of a combustion system of a combustion turbine engine while the combustion turbine engine operates, wherein the combustion duct comprises a hot side, which is exposed to combustion gases and, opposing the hot side, a cold side. The system may include: an indicator coating disposed on the cold side of the combustion duct; and a proximity sensor positioned in proximity to the combustion duct and configured to detect a distance between the position of the proximity sensor and the cold side of the combustion duct. | 2012-07-05 |
| 20120169327 | SYSTEM AND METHOD FOR USING MAGNETOMETER READINGS TO CONTROL ELECTRONIC DEVICES - A method and system are provided for controlling an electronic device, such as a mobile device. The method comprises using a magnetometer of the electronic device to obtain a reading; determining whether one or more properties of the reading matches at least one magnetic signature from a set of magnetic signatures, each magnetic signature being indicative of an expected magnetic influence from another object; if the one or more properties match a particular magnetic signature from the set of magnetic signatures, determining one or more actions associated with the particular magnetic signature; and enabling the one or more actions to be performed using the electronic device. | 2012-07-05 |
| 20120169328 | Current Measuring Systems and Methods of Assembling the Same - A current measuring system for measuring a current through a conductor is described. The system includes a first sensor configured to measure a first magnetic flux and to generate a first signal proportional to the first magnetic flux. The system also includes a second sensor configured to measure a second magnetic flux and to provide a second signal proportional to the second magnetic flux, the second sensor having a higher sensitivity to stray magnetic fields than the first sensor. The system also includes a processor coupled to the first sensor and the second sensor and configured to receive the first signal and the second signal. The processor is further configured to determine a presence of a stray magnetic field by comparing the first signal and the second signal. | 2012-07-05 |
| 20120169329 | HALL SENSOR ELEMENT AND METHOD FOR MEASURING A MAGNETIC FIELD - The invention provides a Hall sensor element having a substrate, which has a main surface, having an electrically conductive active region, which extends from the main surface into the substrate, and having a first electrically conductive, buried layer in the substrate, which contacts the active region at a first lower contact surface. From another standpoint, the invention provides a method for measuring a magnetic field with the aid of such a Hall sensor element, in which an electrical measuring current is conducted through the active region between a first upper contact electrode at the main surface and the first lower contact surface. A Hall voltage is picked up in the active region along a path running inclined with respect to a connecting line between the first lower contact surface and the first upper contact electrode. Alternatively, a measuring current is conducted through the active region over such a path, and a Hall voltage is picked up between the first upper contact electrode and the first lower contact surface. | 2012-07-05 |
| 20120169330 | MAGNETORESISTANCE SENSOR AND FABRICATING METHOD THEREOF - An apparatus of a magnetoresistance sensor consisting of a substrate, a conductive unit on the substrate, and a magnetoresistance structure on the conductive unit is provided. The conductive unit includes a first surface and a second surface opposite to each other, and the first surface faces the substrate. The magnetoresistance structure is formed on the second surface of the conductive unit and is electrically connected to the conductive unit. The magnetoresistance sensor has high performance and reliability. A magnetoresistance sensor fabricating method based on this apparatus is also provided. | 2012-07-05 |
| 20120169331 | GMR Sensor Stripe for a Biosensor with Enhanced Sensitivity - A GMR sensor stripe provides a sensitive mechanism for detecting the presence of magnetized particles bonded to biological molecules that are affixed to a substrate. The adverse effect of hysteresis on the maintenance of a stable bias point for the magnetic moment of the sensor stripe free layer is eliminated by a combination of biasing the sensor stripe along its longitudinal direction rather than the usual transverse direction and by using the overcoat stress and magnetostriction of magnetic layers to create a compensatory transverse magnetic anisotropy. By connecting the stripes in an array and making the spaces between the stripes narrower than the dimension of the magnetized particle and by making the width of the stripes equal to the dimension of the particle, the sensitivity of the sensor array is enhanced. | 2012-07-05 |
| 20120169332 | GMR Biosensor with Enhanced Sensitivity - A sensor array comprising a series connection of parallel GMR sensor stripes provides a sensitive mechanism for detecting the presence of magnetized particles bonded to biological molecules that are affixed to a substrate. The adverse effect of hysteresis on the maintenance of a stable bias point for the magnetic moment of the sensor free layer is eliminated by a combination of biasing the sensor along its longitudinal direction rather than the usual transverse direction and by using the overcoat stress and magnetostriction of magnetic layers to create a compensatory transverse magnetic anisotropy. By making the spaces between the stripes narrower than the dimension of the magnetized particle and by making the width of the stripes equal to the dimension of the particle, the sensitivity of the sensor array is enhanced. | 2012-07-05 |
| 20120169333 | MOTION MONITORING SYSTEM FOR MONITORING MOTION WITHIN A REGION OF INTEREST - The invention relates to a motion monitoring system ( | 2012-07-05 |
| 20120169334 | MICROCOIL NMR FOR DOWNHOLE MICROFLUIDICS PLATFORM - Methods and related apparatuses of a downhole micro nuclear magnetic resonance (NMR) device having a resonant tuning (LC) circuit for use in a formation for collecting NMR signals from a fluid in the formation while under downhole pressures and temperatures. The downhole micro NMR device includes: a micro tube for the flowing fluid to flow therethrough; at least one magnet disposed about the micro tube; and at least one micro RF coil structured and arranged approximate to the micro tube and tuned to a Larmor frequency corresponding to a applied magnetic field from the at least one magnet. | 2012-07-05 |
| 20120169335 | MULTI-ELEMENT TRANSMIT RF CHAIN WITH LOCAL AUTOMATIC TUNE AND MATCH DEVICE - An automatic tune and match device ( | 2012-07-05 |
| 20120169336 | MRI IMAGE DISTORTION REDUCTION FOR MRI IMAGES OF A RECIPIENT HAVING AN IMPLANTABLE MEDICAL DEVICE - A method for generating a new set of MRI images of a region of a recipient in which an implanted medical device having magnetic properties is located. The method includes scanning a plurality of scan slices of the recipient with an MRI machine set at a first fat shift direction to generate a first set of MRI images and rescanning the plurality of scan slices with a fat shift direction different than the first fat shift direction to obtain a second set of MRI images. At least one of the MRI images of the first set and the second set including an artifact resulting from the implanted medical device. The method further includes comparing respective artifacts of the MRI images of the first and second sets, and selecting one of the compared MRI images based on the distortion to the respective MRI image created by the respective artifact. | 2012-07-05 |
| 20120169337 | METHOD AND APPARATUS FOR MAKING DISTINCTION IN A MAGNETIC RESONANCE IMAGING WATER-FAT IMAGE - In a method and an apparatus for making a distinction in a magnetic resonance imaging water-fat image, three echoes are acquired without phase encoding as a reference scan, a reference water-fat image projection is calculated in the phase encoding direction using the reference scan, a complete water-fat image projection is calculated in the phase encoding direction according to a water image and a fat image obtained by a three-point Dixon method, a correlation between the reference water-fat image projection and the complete water-fat image projection is calculated to obtain at least two correlated values, and the maximum correlated value is acquired therefrom, so as to determine the type of said image calculated by using the three-point Dixon method. | 2012-07-05 |
| 20120169338 | System And Method For Generating A Magnetic Resonance Image Using Compressed Sensing And Parallel Imaging - A method for generating a magnetic resonance image includes acquiring a first k-space data set from each of a plurality of RF coils. The first k-space data set includes calibration data and randomly undersampled data. For each RF coil, a fully randomly sampled k-space data set is generated by removing a portion of the calibration data. A compressed sensing reconstruction technique is applied to the fully randomly sampled k-space data set to generate an aliased image, which is used to generate a uniformly undersampled k-space data set. A second k-space data set is generated by inserting the portion of the calibration data and a parallel imaging reconstruction technique is applied to the second k-space data set to synthesize unacquired data. The second k-space data set and the synthesized data are combined to generate a complete k-space data set for the RF coil. | 2012-07-05 |
| 20120169339 | MAGNETIC RESONANCE IMAGING APPARATUS AND GRADIENT MAGNETIC FIELD APPLICATION METHOD - In order to obtain the rephasing effect based on a GMN method while reducing the load on the hardware of an MRI apparatus and an object according to the imaging parameter setting value that an operator wants, when it is difficult to apply a rephasing gradient magnetic field of a predetermined order according to the imaging parameter value set as input, a rephasing gradient magnetic field of a smaller amount of application is calculated, and at least some echo signals are measured using the calculated rephasing gradient magnetic field of the smaller amount of application. As the rephasing gradient magnetic field of the smaller amount of application, a rephasing gradient magnetic field with a lower order than the predetermined order is used or a rephasing gradient magnetic field for asymmetric measurement is used. Alternatively, a rephasing gradient magnetic field is applied only in a desired phase encoding range. | 2012-07-05 |
| 20120169340 | MR IMAGING SYSTEM WITH FREELY ACCESSIBLE EXAMINATION VOLUME - The invention relates to a magnetic resonance imaging system ( | 2012-07-05 |
| 20120169341 | INTEGRATED GAMMA RAY DETECTOR RING AND RF BODY COIL - An integrated gamma ray detector ring and RF coil assembly includes a first RF coil section and a gamma ray detector ring with a first end and a second end. The first end of the gamma ray detector ring is electrically coupled to the first RF coil section. The assembly also includes a second RF coil section that is electrically coupled to the second end of the gamma ray detector ring. | 2012-07-05 |
| 20120169342 | NUCLEAR QUADRUPOLE RESONANCE SYSTEM AND METHOD FOR INTERFACING WITH A SUBJECT MATERIAL - An improved system for interfacing with a subject material is provided where an interface material having target atoms with a known nuclear quadrupole resonance frequency is purposely associated with a subject material. An excitation signal is used to cause a nuclear quadrupole resonance of the target atoms and a receiving devices receives a received signal comprising a probe signal energy. A signal sampling device samples the received signal to produce detection data that is used for at least one of detecting the subject material, locating the subject material, tracking the subject material, or conveying information. | 2012-07-05 |
| 20120169343 | FRACTURE DETECTION VIA SELF-POTENTIAL METHODS WITH AN ELECTRICALLY REACTIVE PROPPANT - This invention relates to a method for evaluating and measuring the geometry of a fracture. | 2012-07-05 |
| 20120169344 | USE OF ELECTRODES AND MULTI-FREQUENCY FOCUSING TO CORRECT ECCENTRICITY AND MISALIGNMENT EFFECTS ON TRANSVERSAL INDUCTION MEASUREMENTS - A multicomponent induction logging tool uses a nonconducting mandrel. A central conducting member including wires that electrically connect at least one of the antennas to another of the antennas. Electrodes disposed about the transmitter antenna form a conductive path through a borehole fluid to the central conducting member. | 2012-07-05 |
| 20120169345 | INSPECTION METHOD - An inspection system is provided, which applies a forward or reverse voltage on a light-emitting device and measures a current thereof respectively before and after temperature rise, and determines whether the device fails according to the fact whether a current difference before and after the temperature rise is larger than a failure current determination value. Alternatively, the inspection system adopts a current applying device to apply a forward and reverse current on a light-emitting device and measures a voltage difference thereof respectively before and after temperature rise, and determines whether the device fails according to the fact whether a difference of the voltage differences before and after the temperature rise is larger than a failure voltage determination value. Alternatively, the inspection system adopts a predetermined inspecting step and a rapid inspecting step respectively to determine whether a light-emitting device fails. An inspection method for the inspection system is also provided. | 2012-07-05 |
| 20120169346 | TEST DEVICE FOR LIQUID CRYSTAL DISPLAY DEVICE AND TEST METHOD THEREOF - A test device for a liquid crystal display device includes a first shorting bar, a first, a second and a third control line, transmission lines and thin film transistor switch elements; in which the gate electrodes of thin film transistor switch element are respectively arranged on the first, the second and the third control line; the data lines are respectively connected to the first, the second and the third control line via the drain electrodes of thin film transistor switch elements, in which data lines for controlling the blue pixel units are connected to the first control line, data lines for controlling the red pixel units are connected to the second control line, data lines for controlling the green pixel units are connected to the third control line; and the source electrodes of multiple thin film transistor switch elements are connected to the first shorting bar via multiple transmission lines. | 2012-07-05 |
| 20120169347 | VACUUM IONIZATION GAUGE - A vacuum ionization gauge includes a cold cathode, a shield electrode, an anode ring, and a collector. The shield electrode includes a receiving space. The anode ring is located in the receiving space of the shield electrode. The cold cathode includes a field emission unit and a grid electrode corresponding to the field emission unit. The field emission unit includes at least one emitter. Each of the at least one emitter includes a carbon nanotube pipe. The carbon nanotube pipe has a first end, a second end, and a main body connecting to the first end and the second end. The second end has a plurality of carbon nanotube peaks. | 2012-07-05 |
| 20120169348 | Methods and Systems Involving Monitoring Circuit Connectivity - A circuit protection system includes a processor, a current sensing device having a first node and a second node, a current sensing circuit connected to the first node and the second node, the current sensing circuit operative to output a voltage indicative of a current sensed by the current sensing device to the processor, and a connection verification portion connected to the first node, the second node, and the processor, the connection verification portion operative to induce a current through the current sensing device. | 2012-07-05 |
| 20120169349 | CURRENT TEST SYSTEM FOR HARD DISK DRIVE AND ADAPTER BOARD THEREOF - A current test system for a hard disk drive includes an adapter board, a test device, two cables and two current clamps. The hard disk drive is connected to the test device through the adapter board. The two cables are connected to two power routes of the adapter board, respectively. While the test device tests the hard disk drive through the adapter board, the two current clamps respectively clamp the two cables to determine the current through the two power routes. | 2012-07-05 |
| 20120169350 | TEST ACTUATOR FOR TAP CHANGER - The invention relates to a testing drive for examining a stepping switch or a tap changer as part of transformer tests, wherein the testing drive has a servomotor that acts on an adapter by means of a gear train, wherein the adapter can be connected to the upper gear stage of the stepping switch or tap changer during the tests. | 2012-07-05 |
| 20120169351 | SIGNAL MEASUREMENT SYSTEMS AND METHODS - Signal measuring systems, and measurement methods are disclosed. | 2012-07-05 |
| 20120169352 | Method of testing electric field recording of a marine electromagnetic sensor cable - A method of testing the electric field recording of a marine electromagnetic sensor cable including electrodes is provided. The method includes causing time varying current to flow between at least one pair of current electrodes disposed along the marine electromagnetic sensor cable. The flow of current generates a voltage in a body of water, thereby causing a secondary field impressed on a pair of sensor electrodes disposed along the marine electromagnetic sensor cable. A potential difference between the pair of sensor electrodes is measured. Accuracy of the electric field recording is inferred from the measured potential difference | 2012-07-05 |
| 20120169353 | SEED TUBE EGRESS-MOUNTED SEED SENSOR - A seed sensor for an agricultural planter adapted to be disposed proximate an egress end of a seed tube through which seeds pass during planting operations. The seed sensor capable of generating an output signal corresponding to the passage of seed therethrough. | 2012-07-05 |
| 20120169354 | FOOD PROBE AND A METHOD FOR RECOGNIZING THE TYPE OF A FOOD AND MONITORING A COOKING PROCESS OF A FOOD STUFF - The present invention relates to a food probe ( | 2012-07-05 |
| 20120169355 | SENSOR STRIP FOR OBSTACLE DETECTION AND CONNECTING STRUCTURE THEREOF - Provided is a sensor strip for detecting an obstacle using a change in electrostatic capacitor, comprising: a sensor body which is formed with a reference surface coupled to an object; and a plate type strip electrode of which a center portion is closer to the reference surface than a peripheral portion thereof with respect to a transverse direction. | 2012-07-05 |
| 20120169356 | PROXIMITY DETECTION SYSTEM - Proximity sensing arrangements utilize one or more sensing devices to detect and/or to discern objects that are or become proximate, or are expected to be proximate to a position of interest. For example, one or more capacitive sensors may be distributed to locations about a machine, e.g., attached to, incorporated with, or otherwise associated with a moving or otherwise operating component of the machine. Corresponding control electronics drive each capacitive sensor, using a corresponding excitation signal, as well as process information read from each capacitive sensor to make intelligent proximity related decisions. | 2012-07-05 |
| 20120169357 | INTERNAL NODE RESISTANCE TESTING FOR A TIRE - Methods for measuring the electrical resistance of a tire including establishing contact between a tread face portion of the omega section and a grounded conductive surface and establishing contact between a mounting portion of the omega section and a mounting rim. An embodiment further includes measuring electrical resistance between each of two or more internal nodes of the omega section and the grounded conductive surface, wherein the two or more internal nodes are each a metal component cured in the tire and measuring electrical resistance between each of the two or more internal nodes of the omega section and the mounting rim and measuring electrical resistance between each of the two or more internal nodes of the omega section. A method may further include identifying a least conductive portion of the omega section as being the portion having the highest measured electrical resistance. | 2012-07-05 |
| 20120169358 | CONTROL METHOD AND A CONTROL APPARATUS IN A HYBRID TYPE CONSTRUCTION APPARATUS - A control method of measuring an internal resistance of an electric power accumulator | 2012-07-05 |
| 20120169359 | METHOD AND SYSTEM FOR TESTING AN ELECTRIC CIRCUIT - Embodiments include a method and system for testing an electric circuit. A carrier signal of a first frequency is modulated with a multi-tone signal to generate a test signal. The test signal is applied to an input of a circuit under test (CUT). A crest factor of an output signal that corresponds to the test signal received at an output of the CUT is measured. A crest factor differential between the measured crest factor and a reference crest factor is determined. If the crest factor differential exceeds a threshold value, the CUT is determined to be defective. | 2012-07-05 |
| 20120169360 | SYSTEM AND METHODS FOR TESTING ELECTRICAL POWER SYSTEM COMPONENTS - A power system includes a prime mover drivingly connected to an electric generator. The power system may also include an electric power load, an electrical energy storage device, and power-system controls. The power-system controls may be configured to selectively operate the prime mover and the electric generator to power the electric power load by supplying electricity at a first voltage. The power-system controls may also be configured to selectively supply electricity from the electrical energy storage device at a second voltage during testing of one or more electrical components of the power system with the electricity supplied at the second voltage. The second voltage may be lower than the first voltage. | 2012-07-05 |
| 20120169361 | BUILT IN SELF TEST FOR TRANSCEIVER - An integrated circuit (IC), comprises a receiver on an IC substrate. The receiver is configured to receive a stressed input signal. A built in self test (BIST) circuit is provided on the IC substrate for testing the receiver. The BIST circuit comprises an encoder configured for receiving an input signal and identifying whether a first condition is present, in which two or more consecutive input data bits have the same polarity as each other. An output driver circuit provides the stressed input signal corresponding to the two or more consecutive input data bits. The stressed input signal has an amplitude that is larger when the encoder identifies that the first condition is present and smaller when the encoder identifies that two or more consecutive input data bits have different polarity from each other. | 2012-07-05 |
| 20120169362 | MULTI-LAYER DISTRIBUTED NETWORK - Apparatuses and processes for distributing signals in an integrated circuit are disclosed. An embodiment to use a custom layer together with a base layer on an integrated circuit for testing the integrated circuit includes having a structured network on the base layer. The custom layer connects the network to logic elements on the integrated circuit. The network may be evenly distributed across the base layer of the integrated circuit. Even distribution of the network may reduce skew of the test signals. Buffers are also placed along the structured network. The buffers may be placed to ensure a deterministic test signals distribution. Unused buffers in the base layer may be tied off to reduce current leakage. | 2012-07-05 |
| 20120169363 | Production Integrated Circuit Test Handler Using Microcontroller Reading a Thermal Diode of a Device Under Test for Temperature Control - Production test of integrated circuit face thermal management challenges with higher power devices. Current production handlers do not have adequate thermal management characteristics. This invention employs thermal diodes on each device under test and a closed loop microprocessor controlled feedback system for thermal control during production test. | 2012-07-05 |
| 20120169364 | COMPUTER TESTING SYSTEM AND METHOD - A system for testing a computer includes a single chip microcontroller (SCM), an environmental test chamber, and a control device connected to the SCM and the environmental test chamber. The SCM repeatedly switches the computer on and off and monitors the computer's response. The environmental test chamber accommodates the computer. The control device receives monitored data from the SCM and controls temperature and humidity in the environmental test chamber. | 2012-07-05 |
| 20120169365 | SUBSTRATE INSPECTING APPARATUS AND ALIGNING METHOD IN SUBSTRATE INSPECTING APPARATUS - A substrate inspecting apparatus includes an inspecting apparatus main body for electrically inspecting a substrate on which an electronic circuit and electrode pads are formed, and a contactor electrically connected to the inspecting apparatus main body. The contactor includes contact portions made of conductive material. In the substrate inspecting apparatus, the contact portions are electrically connected to the electrode pads of the substrate via conductive liquid to inspect the electronic circuit formed on the substrate. | 2012-07-05 |
| 20120169366 | SOCKET CONTACT FOR TESTING A SEMICONDUCTOR - A socket contact for testing a semiconductor. The socket contact includes a first contact portion, a second contact portion, and first and second body portions connecting the first contact portion and the second contact portion, wherein each of the first and second body portions has a first end, a second end opposite to the first end, and a connecting portion between the first and second ends, the first end of the first body portion and the first end of the second body portion contact the first contact portion, the second end of the first body portion and the second end of the second body portion contact the second contact portion, and the connecting portion of the first body portion and the connecting portion of the second body portion are spaced apart from each other. | 2012-07-05 |
| 20120169367 | HIGH FREQUENCY PROBING STRUCTURE - The present disclosure provide a probe card for wafer level testing. The probe card includes a space transformer having a power line, a ground line, and signal lines embedded therein, wherein the space transformer includes various conductive lines having a first pitch on a first surface and a second pitch on a second surface, the second pitch being substantially less than the first pitch; a printed circuit board configured approximate the first surface of the space transformer; and a power plane disposed on the first surface of the space transformer and patterned to couple the power line and the ground line of the space transformer to the printed circuit board. | 2012-07-05 |
| 20120169368 | TEST CIRCUIT OF SOURCE DRIVER - A test circuit of a source driver is disclosed. The test circuit includes a voltage selector and at least one digital-to-analog converter (DAC). The voltage selector has a plurality of first output terminals. The voltage selector outputs a first voltage at one of the first output terminals in a sequential order according to a selection signal and outputs a second voltage at the other first output terminals. Each of the at least one DACs has a plurality of the input terminals respectively coupled to the first output terminals and also has a second output terminal. The DAC transmits the first voltage received by one of the input terminals to the second output terminal in a sequential order according to the selection signal. | 2012-07-05 |
| 20120169369 | Apparatus And Method For Testing Number Of Turns On Coil - An apparatus for testing number of turns, used for testing the number of turns of a winding coil on an electrical machine stator with concentrated winding, comprising: a base ( | 2012-07-05 |
| 20120169370 | SYSTEM AND PACKAGE INCLUDING PLURAL CHIPS AND CONTROLLER - A system includes an input/output channel and a plurality of chips coupled to the input/output channel, wherein only one chip of the plurality of chips performs a termination operation for impedance matching of the input/output channel. | 2012-07-05 |
