Patent application number | Description | Published |
20120021726 | MULTI-CARD MOBILE TERMINAL AND METHOD FOR RECEIVING SYSTEM MESSAGES THEREOF - The invention provides a method for receiving system messages for a multi-card mobile terminal comprising: acquiring system messages received by any user identity card of a multi-card mobile terminal from network; and storing the system messages in a buffer, so that each user identity card acquires the system messages from the buffer directly. The invention resolves the problem that a plurality of user identity cards receiving same system messages repeatedly brings about high system cost and decreasing the time for network selection and cell reselection. | 01-26-2012 |
20120100862 | METHOD FOR RESOLVING DATA CONFLICTS AND MOBILE TERMINAL - The invention provides a method for resolving data conflicts and a mobile communication terminal. The embodiment about the method of the invention includes: a mobile terminal determining a time slot in a frame i for receiving a first data block; if a second data block needs to be received in the frame i, the mobile terminal determining a relationship between the time slot for receiving the first data block and a time slot for receiving the second data block; and if the time slots for receiving the first data block and the second data block are not the same and not adjacent, the mobile terminal receiving the first data block and the second data block sequentially according to the time slots in the frame i. The embodiment of the invention further provides a mobile terminal for implementing the method described above. The invention could receive multiple data blocks in a frame i and decrease the number of data blocks being discarded. | 04-26-2012 |
20120289163 | METHOD AND DEVICE FOR RANKING FREQUENCIES - A method and a device for ranking frequencies are provided. The method includes: acquiring the strongest m frequencies in the neighboring cells as alternative frequencies, wherein m is greater than 1; after a preset period, acquiring all the n frequencies in the current neighboring cells; acquiring a frequency with the weakest signal from the alternative frequencies as the weakest frequency; selecting any one frequency X in the n frequencies except m frequencies; comparing the frequency X with the weakest frequency, and replacing the weakest frequency with the frequency X to update the alternative frequency if a signal of the frequency X is stronger than a signal of the weakest frequency; judging whether all of the n frequencies except m frequencies are selected, if no, repeating the steps above, and if yes, outputting the alternative frequencies; ranking the alternative frequencies according to the signal intensity. | 11-15-2012 |
20120313676 | HYBRID DIGITAL-ANALOG PHASE LOCKED LOOPS - A digital PLL may be combined with an analog PLL so that the output of the digital PLL is at a frequency high enough to maintain stability in the analog PLL when an initial reference clock signal is too low to maintain stability in the analog PLL. The digital PLL may include a scaling circuit, such as a frequency divider in the feedback path of the PLL, to generate the higher frequency output signal from the lower frequency reference input signal. The digital PLL may also use an on-chip free run ring oscillator as the clock for the digital PLL engine. | 12-13-2012 |
20120314874 | TWO-WIRE DIGITAL AUDIO INTERFACE - A digital audio interface may include two signal inputs to transmit audio data. A first signal line may carry digital serial audio data. The second signal line may carry a word clock signal to differentiate the serial audio data transmitted over the first signal line. In the case of stereo audio data, the word clock signal may correspond to a left-right clock signal and may differentiate audio data intended for a right channel from that intended for a left channel. The audio data may also be differentiated differently depending on the configuration, such as in the case that the transmitted audio data include audio for more than two channels. The word clock signal may be scaled to regenerate a bit clock signal used to encode the serial audio data over the first signal line. The encoding bit clock signal need not be transmitted. | 12-13-2012 |
20130082762 | POWER SWITCH SERIES CIRCUIT AND CONTROL METHOD THEREOF - The present invention provides a power switch series circuit and its control method. The power switch series circuit includes a plurality of series modules, a control module and a drive module. At least one series module has a power switch and a detection module, and the detection module includes a detection unit and an isolation unit, so as to detect the overvoltage and output a voltage detection signal based on the detected voltage. The control module receives the voltage detection signal and outputs the corresponding control signal. The drive module amplifies the control signal to drive each power switch to turn ON or turn OFF. The control module outputs the corresponding control signal to turn off each power switch when the overvoltage happens. | 04-04-2013 |
20130083576 | POWER SEMICONDUCTOR SWITCH SERIES CIRCUIT AND CONTROL METHOD THEREOF - The present disclosure provides a power semiconductor switch series circuit. The power semiconductor switch series circuit includes a plurality of series modules and a system control module. Each series module has a power semiconductor switch; a drive module for driving each power semiconductor switch to be turned on or turned off; a short-circuit detection unit for outputting at least one detection signal; an equalizer circuit; a comparison module for comparing the detection signal with a predetermined threshold, and outputting a short-circuit signal when the detection signal exceeds the predetermined threshold; and a soft turn-off module for receiving the short-circuit signal and outputting a second control signal. The system control module receives the short-circuit signal and outputs a first control signal. | 04-04-2013 |
Patent application number | Description | Published |
20120157150 | DOWNLINK AND UPLINK PATHLOSS ESTIMATION GAP ADJUSTMENT SCHEME FOR WIRELESS SYSTEMS - Briefly, in accordance with one or more embodiments, a pathloss gap between a downlink pathloss from a base station to a mobile station and an uplink pathloss from the mobile station to the base station is estimated. An initial offset value for uplink power control of the estimated pathloss gap is calculated based at least in part on said estimating. An offset value for an uplink data channel or an uplink control channel, or combinations thereof, is set based at least in part on the initial offset value. The pathloss gap for uplink power control is compensated using the set offset value. | 06-21-2012 |
20130265981 | UPLINK POWER CONTROL SCHEME FOR DISTRIBUTED RRH SYSTEMS WITH SAME CELL ID - Uplink power control in a macro cell in a wireless network comprises transmitting a reference signal from a base station device to at least one wireless device within the macro cell. The macro cell comprises the base station device and at least one radio transmitter device that is communicatively coupled to and remote from the base station device. The base station device and one or more radio transmitter devices could be selected to be a transmission point, a reception point or a combination thereof, for each wireless device. Information relating to a transmission power of the base station device is also transmitted to the at least one wireless device. An uplink signal is received from the at least one wireless device containing information relating to an uplink power determination that is based on the reference signal and the information relating to the transmission power of the base station device. | 10-10-2013 |
20130281130 | SYSTEM AND METHOD FOR MULTI-RADIO CLOUD COMPUTING FOR LOCATION SENSING - An apparatus may include a communication interface and a processor circuit. The apparatus may further include a location analyzing module operable on the processor circuit to receive a first set of location information including a first radio information item from a first radio of a first wireless terminal via the communication interface, to scan a second set of location information to identify a second radio information item matching the first radio information item, and to index the second radio information item to a location entry in the second set of location information to determine a refined location for the first wireless terminal. Other embodiments are disclosed and claimed. | 10-24-2013 |
20130288713 | METHOD AND APPARATUS FOR WIRELESS LOCATION TRACKING - A method and apparatus for wireless location tracking by a wireless device. In one embodiment of the invention, the wireless device has logic to determine the information of a plurality of specific location points and to determine the location of the wireless device based on the information of the plurality of specific location points. The specific location points are selected from a target area where the wireless device is located. By selecting the specific location points in the target area, it allows hidden Access Points (APs) or Base Stations (BSs) to be detected and measured and it increases the accuracy of the tracking of the wireless device. | 10-31-2013 |
20130290971 | Scheduling Thread Execution Based on Thread Affinity - In accordance with some embodiments, spatial and temporal locality between threads executing on graphics processing units may be analyzed and tracked in order to improve performance. In some applications where a large number of threads are executed and those threads use common resources such as common data, affinity tracking may be used to improve performance by reducing the cache miss rate and to more effectively use relatively small-sized caches. | 10-31-2013 |
20140115058 | WIRELESS WIDE AREA NETWORK (WWAN) ASSISTED PROXIMITY WIRELESS LOCAL AREA NETWORK (WLAN) PEER-TO-PEER (P2P) CONNECTION AND OFFLOADING - A system and method for wireless wide area network (WWAN) assisted proximity wireless local area network (WLAN) peer-to-peer (P2P) connection and offloading is disclosed. The method includes the operation of identifying a first wireless device and a second wireless device between which a WLAN P2P connection is desired. Each wireless device can have a WWAN radio and a WLAN radio. WLAN information can be sent for at least one of the first and second wireless devices via the WWAN to a P2P configuration server. A WLAN P2P configuration can be received from the P2P configuration server at the first and second wireless devices via the WWAN for WLAN P2P communication between the first and second wireless devices. A WLAN P2P connection can be set up between the first and second wireless devices using the WLAN P2P configuration. The first and the second wireless devices can communicate using the WLAN P2P connection. | 04-24-2014 |
20150304960 | ACCURATE UPLINK POWER CONTROL FOR COMP AND C-RAN - A user equipment (UE) is arranged to send an uplink power reference signal to an enhanced Node B (eNB) associated with multiple reception points (RPs), to receive identification of an RP set and a downlink reference signal power level, to determine a path loss estimate for each downlink reference signal received from RPs of the RP set, to determine an uplink power level that is a function of the path loss estimates determined for the downlink signals received from the RPs of the RP set, and to use the determined uplink power level during communication with the multiple RPs. | 10-22-2015 |
Patent application number | Description | Published |
20150279287 | PIXEL STRUCTURE, DISPLAY PANEL, DISPLAY DEVICE AND METHOD OF FABRICATING THE PIXEL STRUCTURE - A pixel structure is disclosed. The pixel structure includes a substrate, a plurality of scan lines, and a plurality of data lines crossing the scan lines to form pixel unit areas, where the data lines are insulated from the scan lines. The pixel structure also includes a plurality of first electrodes formed in the pixel unit areas, a plurality of second electrodes insulated from the first electrodes and located closer to the substrate than the first electrodes, and a plurality of signal lines located in a same layer as topmost electrodes farthest from the substrate, where the signal lines are arranged to be insulated from the topmost electrodes. | 10-01-2015 |
20160041434 | PIXEL STRUCTURE AND PIXEL COMPENSATION METHOD THEREOF - A pixel structure is disclosed. The pixel structure includes an array of pixels, where each of the pixels includes one or two sub-pixels. Each sub-pixel is one of first, second, and third different colors, and the array includes a first pixel and a plurality of surrounding pixels adjacent to the first pixel. The first pixel includes the same number of sub-pixels as the surrounding pixels, and a sub-pixel configuration of at least one of the surrounding pixels is different from that of the first pixel. A sub-pixel in one of the surrounding pixels adjacent to the first pixel and different from all sub-pixels of the first pixel is a compensation sub-pixel for the first pixel, and at least one of the compensation sub-pixels is used with the first pixel. | 02-11-2016 |
Patent application number | Description | Published |
20140135343 | ARIPIPRAZOLE MEDICAMENT FORMULATION AND PREPARATION METHOD THEREFOR - The preparation method includes the following steps: dissolving aripiprazole in an acidic solution having an acidifier so as to obtain a medicament having acidic solution; then, performing a wet granulation on or preparing a suspension with the obtained medicament having acidic solution, an alkalizer, and an excipient so as to obtain the aripiprazole medicament formulation; the excipient comprising an antioxidant. The aripiprazole medicament formulation obtained through the preparation method has a significantly reduced amount of related substances, great solubility, great stability, high bioavailability, reduced individual differences, and enhanced wettability and content uniformity of insoluble medicaments. | 05-15-2014 |
20140135344 | ARIPIPRAZOLE TYPE I MICROCRYSTAL, ARIPIPRAZOLE SOLID PREPARATIONS, AND PREPARATION METHOD - A method for preparing an aripiprazole type I microcrystal, including the following steps: dissolving aripiprazole in an acidifier, acquiring a medicament-having acid solution; adding an alkalizer while stirring, then adding water or aqueous ethanol 10 to 60 wt % while stirring, and separating by precipitation the aripiprazole type I microcrystal. Furthermore, a method for preparing a solid preparation having the aripiprazole type I microcrystal, an aripiprazole microcrystal having an average particle size of less than 24 μm, and a solid preparation having the microcrystal. The method for preparing the aripiprazole type I microcrystal allows reduced pollution and loss, great safety, easy and convenient, reduced use of organic solvents, obviated need for demanding process conditions (such as cooling condition) and apparatus, low cost, and facilitated applicability in industrialized manufacturing. This solid preparation provides great stability, solubility, and bioavailability, reduced individual differences, and reduced content of related substances. | 05-15-2014 |
Patent application number | Description | Published |
20100175984 | METHOD FOR MAKING NANOPARTICLES - A method for making nanoparticles comprises: providing a water-in-oil microemulsion comprising water, sodium dioctyl sulfosuccinate and an oil phase; and adding a tungsten compound to the microemulsion. The molar ratio of water to sodium dioctyl sulfosuccinate is equal to or greater than 10. | 07-15-2010 |
20110295051 | METHOD AND REACTOR FOR CRACKING HYDROCARBON - A method for cracking hydrocarbon, comprises: providing steam and hydrocarbon; and feeding steam and hydrocarbon into a reactor accessible to hydrocarbon and comprising a perovskite material of formula A | 12-01-2011 |
20110319690 | METHOD FOR CONVERTING CARBON AND HYDROCARBON CRACKING AND APPARATUS FOR HYDROCARBON CRACKING - A method for converting carbon into a carbon oxide, comprises: contacting carbon with steam in presence of a carnegieite-like material of formula (Na | 12-29-2011 |
20130267750 | METHOD AND REACTOR FOR CRACKING HYDROCARBON AND METHOD FOR COATING THE REACTOR - A reactor has an inner surface accessible to the hydrocarbon and comprising a sintered product of at least one of cerium oxide, zinc oxide, tin oxide, zirconium oxide, boehmite and silicon dioxide, and a perovskite material of formula A | 10-10-2013 |
20140271430 | METHOD FOR OXIDIZING CARBONACEOUS MATERIAL DIESEL PARTICULATE FILTER AND EXHAUST GAS SYSTEM - A method for oxidizing a carbonaceous material, the method comprising contacting the carbonaceous material with an effective amount of a catalytic material of formula A | 09-18-2014 |
20150023863 | MATERIAL AND EXHAUST GAS SYSTEM AND METHOD FOR USING THE SAME - A material is described of formula Na | 01-22-2015 |
20150284639 | METHOD FOR CONVERTING CARBON AND HYDROCARBON CRACKING AND APPARATUS FOR HYDROCARBON CRACKING - A method for converting carbon into a carbon oxide, comprises: contacting carbon with steam in presence of a carnegieite-like material of formula (Na | 10-08-2015 |
20160060469 | INFRARED RADIATION ABSORBING ARTICLES AND METHOD OF MANUFACTURE - In an embodiment, a silicone coating composition, comprises a coating matrix comprising a partial condensate of a silanol of the formula R | 03-03-2016 |
20160060485 | INFRARED RADIATION ABSORBING ARTICLES AND METHOD OF MANUFACTURE - In an embodiment, a silicone coating composition, comprises a coating matrix, comprising the partial condensate of a silanol of the formula R | 03-03-2016 |
20160122886 | ELECTRODE COMPOSITION, APPARATUS AND METHOD FOR REMOVING NITROGEN OXIDE - An electrode composition for removing nitrogen oxide, includes: a catalytic material and an adsorption material, wherein the adsorption material is a perovskite material of formula A | 05-05-2016 |
Patent application number | Description | Published |
20130320857 | LIGHT EMITTING DIODE DRIVING CIRCUIT - The present disclosure provides a light emitting diode driving circuit, comprising: a power conversion module having an input end, a control end and an output end, wherein the input end receives a voltage, the control end controls the regulation of the duty cycle signal therein according to a received control signal, and the output end outputs a DC voltage having a constant current and a variable voltage value; an overcurrent protection circuit having a switch module and a first resistor connected in series, wherein the overcurrent protection circuit and a LED load connected in series with each other are connected to the power conversion module, so as to turn off the electrical channel between the LED load and the power conversion module when overcurrent occurs; and an overvoltage protection circuit for outputting the control signal when overvoltage occurs and thereby protecting the LED load. | 12-05-2013 |
20150326116 | FREQUENCY JITTERING CONTROL CIRCUIT AND METHOD - A frequency jittering control circuit includes a frequency jittering circuit, a feedback compensation circuit, a comparator and a control circuit. The frequency jittering circuit generates a frequency jittering signal. The feedback compensation circuit generates a feedback compensation signal in response to the frequency jittering signal and an output signal. The comparator outputs a comparison output signal according to the feedback compensation signal and an oscillation signal. The control circuit outputs a frequency jittering control signal for switching a main switch in a power supply apparatus, according to the comparison output signal, such that the power supply apparatus correspondingly generates the output signal. | 11-12-2015 |
Patent application number | Description | Published |
20110301761 | CONTROL SYSTEMS AND METHODS FOR CONTROLLING A DRY FEED SYSTEM TO CONVEY A SOLID FUEL - A control system for controlling a dry feed system to convey a solid fuel includes multiple sensors, a pressurizing gas controller, at least one assistant gas controller and multiple gas valves. The sensors generate multiple measurement signals signifying characteristics of the dry feed system. The pressuring gas controller calculates a feed tank pressure bias or/and a pressuring gas flow bias based on a solid flow rate and generates a first control signal based on the pressure bias or/and the pressurizing gas flow bias. The assistant gas controller calculates an assistant gas bias based on a solid loading ratio and generates a second control signal based on the assistant gas bias. The gas valves are driven by the first or/and second control signals to regulate the solid fuel. A control method is also described. | 12-08-2011 |
20120303277 | WIND TURBINE AND METHOD FOR DETERMINING PARAMETERS OF WIND TURBINE - A wind turbine includes multiple blades, multiple Micro Inertial Measurement Units (MIMUs) mounted on each of the blades and sensing parameter signals of the blades, and a parameter processing unit receiving sensed parameter signals from the MIMUs and determining parameters of the blades according to the sensed parameter signals. | 11-29-2012 |
20130204547 | SYSTEMS AND METHODS FOR DETERMINING A REAL TIME SOLID FLOW RATE IN A SOLID-GAS MIXTURE - A system for determining a real time solid flow rate of a solid-gas mixture is provided. The system includes multiple sensors, a data-fusion unit and an estimating unit. The sensors generate multiple measurement signals for obtaining at least two measured values of the real time solid flow rate. The data-fusion unit receives the measured values and establishes a state-space model based on the measured values. The estimating unit estimates the state-space model to generate an estimated value of the real time solid flow rate. A method for determining a real time solid flow rate of a solid-gas mixture is also presented. | 08-08-2013 |
20140037448 | CONTROL SYSTEM AND METHOD FOR MITIGATING ROTOR IMBALANCE ON A WIND TURBINE - A wind turbine includes multiple blades, multiple Micro Inertial Measurement Units (MIMUs) for sensing parameter signals of the blades, and a control system. The control system includes a blade bending moment calculation unit, a blade bending moment error signal calculation unit, and a pitch angle compensation command calculation unit. The blade bending moment calculation unit is used for calculating blade bending moment values of the blades based at least on the sensed parameters. The blade bending moment error signal calculation unit is used for calculating blade bending moment error signals of the blades based on the calculated blade bending moment values of the blades and multiple blade bending moment commands. The pitch angle compensation command calculation unit is used for calculating pitch angle compensation commands of the blades based on the calculated blade bending moment error signals to adjust pitch angles of the blades respectively. | 02-06-2014 |
20150086362 | CONTROL SYSTEM AND METHOD FOR MITIGATING ROTOR IMBALANCE ON A WIND TURBINE - A wind turbine includes a rotor comprising multiple blades mounted on a hub, MIMUs mounted on each blade for sensing parameter signals thereof, and a control system. The control system includes a wind speed calculation unit, a wind shear calculation unit, a pitch angle compensation command calculation unit, and a pitch control unit. The wind speed calculation unit is used for calculating wind speeds at the blades based at least on the sensed parameter signals. The wind shear calculation unit is used for calculating a characteristic shear exponent based at least on the calculated wind speeds. The pitch angle compensation command calculation unit is used for calculating pitch angle compensation commands of the blades based at least on the calculated characteristic shear exponent. The pitch control unit is used for adjusting the pitch angles of the blades based on the calculated pitch angle compensation commands. | 03-26-2015 |
20150118047 | WIND TURBINE AND METHOD FOR DETERMINING PARAMETERS OF WIND TURBINE - A method for determining parameters of a wind turbine is disclosed. The method may generally include receiving signals from at least one Micro Inertial Measurement Unit (MIMU) mounted on or within a component of the wind turbine and determining at least one parameter of the wind turbine based on the signals received from the at least one MIMU. | 04-30-2015 |
20150134272 | WIND TURBINE AND METHOD FOR EVALUATING HEALTH STATE OF BLADE THEREOF - A wind turbine including a plurality of blades, a micro inertial measurement unit installed on each blade and configured to sense a plurality of detection parameter signals at corresponding installation positions, and a monitoring system configured to monitor an operating state of the blades. The monitoring system includes a signal processing unit configured to obtain a processing parameter signal through calculation based on the detection parameter signals, a signal analyzing unit configured to analyze each analysis parameter signal, selected from the plurality of detection parameter signals and the processing parameter signal, to obtain a fault estimation signal, used to estimate whether a corresponding blade works in a fault state, and a fault evaluating unit configured to evaluate, based on a plurality of fault estimation signals, whether a corresponding blade fails or a probability that the corresponding blade fails. | 05-14-2015 |
20150330364 | WIND TURBINE AND BLADE ALIGNMENT METHOD THEREOF - The present subject matter is directed to a wind turbine blade alignment method. A sensor provided on the blade at a blade station with a known twist angle is used to measure an installation angle of the blade station. The installation angle is adjusted if the installation angle measured by the sensor is not equal to the known twist angle. A wind turbine with such a sensor for measuring an installation angle used for blade alignment is also provided. | 11-19-2015 |
Patent application number | Description | Published |
20120261462 | Reusable Transport Packaging - Transportation packaging may be used to ship or transport a product, such as an electronic device. The transportation packaging may be reused subsequent to the transport of the product by removing a shape defined by a pattern included on the transportation packaging, assembling or altering a portion of the removed pattern, and engaging the assembled pattern with the product. In a particular embodiment, the assembled pattern may provide a usability surface for at least one peripheral device to be used with the electronic device. | 10-18-2012 |
20120311878 | APPARATUS FOR ALIGNING AND LEVELING A SERVER RACK RAIL - An apparatus for aligning a rail in a computer server rack has a laser transmitter for generating a laser dot. The apparatus has a prism for converting the laser dot into a laser line. The apparatus has a laser lens for projecting the laser line. The apparatus has an elongated bar for positioning the apparatus on a rack post, such that the laser line is projected perpendicular to the rack post. | 12-13-2012 |
20140091132 | REUSABLE TRANSPORT PACKAGING - Transportation packaging may be used to ship or transport a product, such as an electronic device. The transportation packaging may be reused subsequent to the transport of the product by removing a shape defined by a pattern included on the transportation packaging, assembling or altering a portion of the removed pattern, and engaging the assembled pattern with the product. In a particular embodiment, the assembled pattern may provide a usability surface for at least one peripheral device to be used with the electronic device. | 04-03-2014 |
20150227306 | PRIVATELY UNLOCKING A TOUCHSCREEN - A device, method and computer program product are provided for unlocking a touchscreen. In response to entering a touchscreen unlocking interface, a slide-to-unlock button is displayed on a touchscreen at its initial position, wherein the slide-to-unlock button is divided into two portions. In response to pressing a first portion of the slide-to-unlock button and sliding the slide-to-unlock button along a specified trace, information about a position of the slide-to-unlock button on the specified trace is displayed on a second portion of the slide-to-unlock button. In response to performing a first action on the pressed first portion of the slide-to-unlock button, information about a position of the slide-to-unlock button on the specified trace when the first action is performed on the first portion of the slide-to-unlock button is received. | 08-13-2015 |
20150370525 | PROJECTOR FOR DISPLAYING ELECTRONIC MODULE COMPONENTS - A system is configured to portray information about at least one electronic module in an enclosure, including at least the positions of components in the electronic module. A projection device has a projection element, a first networking circuit configured to communicate with a server, and a first processor circuit that identifies an electronic module, requests information from a server about at least physical locations of some components in the module, renders an image based on the received information, and scales the image for display on the electronic module. The projection element is configured to display the scaled image on the electronic module after the module is withdrawn from the enclosure. | 12-24-2015 |
Patent application number | Description | Published |
20140235080 | EXTERNALLY SERVICEABLE IT MEMORY DIMMS FOR SERVER/TOWER ENCLOSURES - An electronic component carrier and method for mounting the electronic component to a circuit board includes a frame including a header having opposing attachment arms extending outwardly therefrom for seating an electronic component within the frame. A latching mechanism of the frame includes latching members at a distal end of each of the attachment arms for releaseably seating the electronic component between the attachment members. The attachment members are resiliently flexible such that the latching members bend to a release position and resiliently return to a grasping position. Handling levers extend upwardly from the header through an outer casing housing the circuit board when in an open position for manually removing the electronic component from the connector, and the handling levers are substantially parallel with a top surface of the header when in a closed position when the electronic component is mated to the connector. | 08-21-2014 |
20150077931 | ELECTRONIC DEVICE WITH SERVICEABLE CPU - An electronic device includes an opening in a cover, a sleeve extending from the opening to a circuit board, and a CPU assembly. The CPU assembly includes a CPU carrier and is insertable into the sleeve to connect the CPU carrier with a CPU connector upon the circuit board. A method of installing the CPU assembly into the electronic device includes inserting the CPU assembly into a an opening in a cover of the electronic device within a sleeve extending from the opening to a circuit board. A serviceable CPU assembly includes a CPU carrier thermally connected to an underside of a lower portion of a heat sink, a CPU assembly base including a plurality of guidance features to properly align CPU assembly during installation, and a handle assembly comprising at least one handle connected to an upper portion of the heat sink. | 03-19-2015 |
20150200489 | RETAINING AN ELECTRICAL CABLE TO A POWER STRIP - A rotating retention fixture for preventing the undesired removal of an electrical cable from a power strip includes a pronged clip, a first bracket, a second bracket each rotatable about a central axis and a fastener that restricts rotation between the first rotatable bracket and the second rotatable bracket. In order to prevent the undesired removal of the electrical cable from the power strip, the electrical cable may be inserted into the pronged clip, the rotating retention fixture may be positioned such that a bottom surface of the pronged clip is adjacent to the electrical cable, a first bracket and a second bracket of the rotating retention fixture may be rotated about the central axis to contact opposing sides of the power strip, respectively, and the fastener may be engaged to prevent rotation between the first bracket and the second bracket to retain the electrical cable to the power strip. | 07-16-2015 |
20150245498 | EXTERNALLY SERVICEABLE IT MEMORY DIMMS FOR SERVER/TOWER ENCLOSURES - A method is disclosed for manufacturing an electronic component carrier. The method comprises positioning a header of a frame between opposing attachment arms extending outwardly for attaching an electronic component for seating within the frame. Further, latching members of a latching mechanism of the frame are positioned at a distal end of each of the attachment arms for releaseably seating the electronic component. The attachment arms are resiliently flexible such that the latching members bend to a release position and resiliently return to a grasping position for releasing and grasping the electronic component. Handling levers are positioned for removably mating the electronic component to a connector on a circuit board. The handling levers extend upwardly through an outer casing housing the circuit board when in an open position, and the handling levers are substantially parallel with a top surface of the header when in a closed position. | 08-27-2015 |
Patent application number | Description | Published |
20080290901 | Voltage Shifter Circuit - The present invention provides a voltage shifter circuit, in which a control circuit is used to control the pull-up circuit, so that the pull-up circuit is kept as off when the signal from the input signal source changes from a low voltage to a high voltage. Hence, the competition between the pull-up circuit and the pull-down circuit is avoided. The speed of the voltage shifter circuit is improved and the voltage shifter circuit can operate within a wider voltage range. The delay time of the pull-up circuit and the pull-down circuit is small and the duty cycle is small. In addition, since no direct current path is established, no current is wasted. Additionally, the voltage shifter circuit uses the second delayer to compensate the delay time between the pull-up circuit and the pull-down circuit and optimizes the duty cycle. | 11-27-2008 |
20090273379 | Self-Biased Phase Locked Loop and Phase Locking Method - The present invention discloses a self-bias phase locked loop including a phase frequency detector, a charge pump, a loop filter, a voltage control oscillator, a divider and a bias current converter. A charging or discharging current output from the charge pump equals to a first control current. A resistor of the loop filter is controlled by a first control voltage a second control voltage which is adjusted according to the first control voltage and a second control current. The loop filter boosts or lowers the first control voltage according to the charging or discharging current output from the charge pump. The voltage control oscillator generates a bias current according to the first control voltage and increases or decreases an oscillation frequency according to the boosted or lowered first control voltage, and symmetric loads of the voltage control oscillator are controlled by the first control voltage. The first control current output from the bias current converter equals to the ratio of the bias current to a constant, and the second control current output from the bias current converter equals to the ratio of the bias current to a frequency division factor. The circuit of the self-bias phase locked loop is simple and a low jitter. | 11-05-2009 |
20090289725 | Self-Biased Phase Locked Loop - The present invention discloses a self-bias PLL including a phase frequency detector, a charge pump, a loop filter, a voltage control oscillator, a divider and a bias current converter. A charging or discharging current output from the charge pump equals to a first control current. A resistor of the loop filter is controlled by a first control voltage a second control voltage which is adjusted according to the first control voltage and a second control current. The loop filter increases or decreases the first control voltage according to the charging or discharging current output from the charge pump. The voltage control oscillator generates a bias current and an oscillation voltage according to the first control voltage and increases or decreases an oscillation frequency according to the increase or decrease of the oscillation voltage. The circuit structure of the self-bias PLL is simple and the self-bias PLL has a low jitter. | 11-26-2009 |
20090289726 | Self-Biased Phase Locked Loop - A self-biased PLL includes a first charge pump and a second charge pump, an output terminal of the first charge pump is connected with a discharge-charge capacitor to output a control voltage, an output terminal of the second charge pump is connected with an output terminal of a bias generator for outputting a first bias voltage equal to the control voltage, wherein, a current output from the first charge pump is equal to a value obtained through dividing the production of a first constant with a bias current of a voltage control oscillator by a frequency division factor of a frequency divider; a current output from the second charge pump is equal to a value obtained through dividing the bias current of the voltage control oscillator by a second constant; and a multiple relation exists between an output resistance of the bias generator and an equivalent resistance of a differential buffer delay stage in the voltage control oscillator. | 11-26-2009 |
20100039151 | Phase Locked Loop, Lock Detector and Lock Detection Method - The present invention discloses a PLL, a lock detector thereof and a lock detection method. The lock detector includes: a first detecting unit, adapted to compare a counting value of a reference clock signal with a counting value of a feedback clock signal every first interval and output a valid first prelock signal when the counting value of the reference clock signal is equal to the counting value of the feedback clock signal; a second detecting unit, adapted to output a valid second prelock signal when the counting value of the reference clock signal is equal to the counting value of the feedback clock signal during a second interval which is at least two times higher than the first interval; a third detecting unit, adapted to output a valid lock signal if the first prelock signal output from the first detecting unit every first interval is valid and the second prelock signal output from the second detecting unit is valid during the second interval. The PLL, lock detector thereof and lock detection method can detect the lock state quickly and correctly. | 02-18-2010 |
20140368282 | FREQUENCY GENERATION DEVICE - A frequency generation device is provided. The frequency generation device includes a voltage generation unit configured to receive an input signal having an input frequency and to generate a feedback voltage based on the input signal, wherein the feedback voltage is proportional to the input frequency; and a feedback unit connected to the voltage generation unit and a reference voltage source, wherein the feedback unit is configured to receive a reference voltage from the reference voltage source and the feedback voltage from the voltage generation unit, so as to generate a feedback signal having a feedback frequency. | 12-18-2014 |
20150116017 | SELF-BIASED PHASE LOCK LOOP - A self-biased Phase Locked Loop (PLL) is provided. The self-biased PLL includes a bias current generator configured to generate a bias current Ib, wherein the bias current Ib includes one or more adjustable parameters for adjusting a loop bandwidth wn of the self-biased PLL. The one or more adjustable parameters in the bias current Ib includes at least one of a reference voltage Vref and a reference frequency Fref. | 04-30-2015 |
20150349789 | OSCILLATOR CIRCUIT AND CONFIGURATION METHOD THEREOF - The present disclosure provides an oscillator circuit. The oscillator circuit includes a signal selecting unit, a control voltage generating unit, a reference voltage generating unit, an output adjusting unit, and a frequency-dividing unit. The signal selecting unit is configured to select a reference signal or a frequency-divided signal as an input signal. The control voltage generating unit is configured to generate a control voltage based on the input signal. The reference voltage generating unit is configured to generate a reference voltage. The output adjusting unit is configured to generate an output signal based on the control voltage and the reference voltage. The frequency-dividing unit is configured to divide the frequency of the output signal and generate the frequency-divided signal. | 12-03-2015 |